portals and dash. Also a bit of terrain building and level design

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/IPMeshCreator.cs

@@ -0,0 +1,11 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Pinwheel.Poseidon
+{
+    public interface IPMeshCreator
+    {
+        void Create(PWater water);
+    }
+}

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PAreaMeshCreator.cs

@@ -0,0 +1,294 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using Pinwheel.Poseidon;
+
+namespace Pinwheel.Poseidon
+{
+    public class PAreaMeshCreator : IPMeshCreator
+    {
+        private const int MASK_RESOLUTION = 100;
+
+        private PWater water;
+        private float[] mask;
+
+        private float minX;
+        private float maxX;
+        private float minY;
+        private float maxY;
+
+        private Vector2[,] grid;
+
+        public void Create(PWater water)
+        {
+            if (water.AreaMeshAnchors.Count < 3)
+                return;
+
+            this.water = water;
+            CalculateBoundaries();
+            GenerateMask();
+            GenerateGrid();
+            UpdateMesh();
+        }
+
+        private void GenerateMask()
+        {
+            mask = new float[MASK_RESOLUTION * MASK_RESOLUTION];
+
+            List<Vector2> segments = new List<Vector2>();
+            GetSegments(segments);
+
+            float lineY = 0;
+            List<float> intersectX = new List<float>();
+            for (int i = 0; i < MASK_RESOLUTION; ++i)
+            {
+                intersectX.Clear();
+                lineY = i * 1.0f / MASK_RESOLUTION;
+                FindIntersects(segments, intersectX, lineY);
+                FillLine(i, intersectX);
+            }
+
+            //DrawDebug();
+        }
+
+        private void CalculateBoundaries()
+        {
+            List<Vector3> anchors = water.AreaMeshAnchors;
+            minX = float.MaxValue;
+            maxX = float.MinValue;
+            minY = float.MaxValue;
+            maxY = float.MinValue;
+            for (int i = 0; i < anchors.Count; ++i)
+            {
+                minX = Mathf.Min(minX, anchors[i].x);
+                maxX = Mathf.Max(maxX, anchors[i].x);
+                minY = Mathf.Min(minY, anchors[i].z);
+                maxY = Mathf.Max(maxY, anchors[i].z);
+            }
+        }
+
+        private void GetSegments(List<Vector2> segments)
+        {
+            List<Vector3> anchors = water.AreaMeshAnchors;
+            for (int i = 0; i < anchors.Count; ++i)
+            {
+                segments.Add(new Vector2(
+                    Mathf.InverseLerp(minX, maxX, anchors[i].x),
+                    Mathf.InverseLerp(minY, maxY, anchors[i].z)));
+            }
+            segments.Add(new Vector2(
+                    Mathf.InverseLerp(minX, maxX, anchors[0].x),
+                    Mathf.InverseLerp(minY, maxY, anchors[0].z)));
+        }
+
+        private void FindIntersects(List<Vector2> segments, List<float> intersectX, float lineY)
+        {
+            for (int i = 0; i < segments.Count - 1; ++i)
+            {
+                Vector2 s0 = segments[i];
+                Vector2 s1 = segments[i + 1];
+                Vector2 inter;
+                if (PGeometryUtilities.IsIntersectHorizontalLine(
+                    s0.x, s0.y,
+                    s1.x, s1.y,
+                    lineY,
+                    out inter))
+                {
+                    intersectX.Add(inter.x);
+                }
+            }
+        }
+
+        private void FillLine(int lineIndex, List<float> intersectX)
+        {
+            intersectX.Sort();
+
+            List<int> columnIndices = new List<int>();
+            for (int i = 0; i < intersectX.Count; ++i)
+            {
+                columnIndices.Add((int)(intersectX[i] * MASK_RESOLUTION));
+            }
+
+            int pairCount = columnIndices.Count / 2;
+            for (int p = 0; p < pairCount; ++p)
+            {
+                int c0 = columnIndices[p * 2 + 0];
+                int c1 = columnIndices[p * 2 + 1];
+                for (int c = c0; c <= c1; ++c)
+                {
+                    mask[PUtilities.To1DIndex(c, lineIndex, MASK_RESOLUTION)] = 1.0f;
+                }
+            }
+        }
+
+        //private void DrawDebug()
+        //{
+        //    water.debugTexture = new Texture2D(MASK_RESOLUTION, MASK_RESOLUTION);
+        //    Color[] colors = new Color[MASK_RESOLUTION * MASK_RESOLUTION];
+        //    for (int i = 0; i < mask.Length; ++i)
+        //    {
+        //        colors[i] = mask[i] == 1 ? Color.white : Color.black;
+        //    }
+        //    water.debugTexture.SetPixels(colors);
+        //    water.debugTexture.Apply();
+        //}
+
+        private void GenerateGrid()
+        {
+            int resolution = water.MeshResolution;
+            int length = resolution + 1;
+            grid = new Vector2[length, length];
+
+            Vector2 p = Vector2.zero;
+            for (int z = 0; z < length; ++z)
+            {
+                for (int x = 0; x < length; ++x)
+                {
+                    p.Set(
+                        Mathf.InverseLerp(0, length - 1, x),
+                        Mathf.InverseLerp(0, length - 1, z));
+                    grid[z, x] = p;
+                }
+            }
+        }
+
+        private void UpdateMesh()
+        {
+            //vertices
+            int length = grid.GetLength(0);
+            int width = grid.GetLength(1);
+            List<Vector3> vertices = new List<Vector3>();
+            List<int> triangles = new List<int>();
+            List<Vector4> uvs0 = new List<Vector4>(); //contain neighbor vertex position, for normal re-construction
+            List<Color> colors = new List<Color>(); //contain neighbor vertex position, for normal re-construction
+
+            Vector4 bl = Vector4.zero;
+            Vector4 tl = Vector4.zero;
+            Vector4 tr = Vector4.zero;
+            Vector4 br = Vector4.zero;
+            Vector4 v0 = Vector4.zero;
+            Vector4 v1 = Vector4.zero;
+            Vector4 v2 = Vector4.zero;
+            Vector4 hexOffset = new Vector4(-0.5f / width, 0, 0, 0);
+            int lastIndex = 0;
+            for (int z = 0; z < length - 1; ++z)
+            {
+                for (int x = 0; x < width - 1; ++x)
+                {
+                    bl.Set(Mathf.InverseLerp(0, width - 1, x), 0, Mathf.InverseLerp(0, length - 1, z), 0);
+                    tl.Set(Mathf.InverseLerp(0, width - 1, x), 0, Mathf.InverseLerp(0, length - 1, z + 1), 0);
+                    tr.Set(Mathf.InverseLerp(0, width - 1, x + 1), 0, Mathf.InverseLerp(0, length - 1, z + 1), 0);
+                    br.Set(Mathf.InverseLerp(0, width - 1, x + 1), 0, Mathf.InverseLerp(0, length - 1, z), 0);
+
+                    if (z % 2 == 0)
+                    {
+                        v0 = bl;
+                        v1 = tl + hexOffset;
+                        v2 = tr + hexOffset;
+                        if (!Clip(v0, v1, v2))
+                        {
+                            lastIndex = vertices.Count;
+                            triangles.Add(lastIndex + 0);
+                            triangles.Add(lastIndex + 1);
+                            triangles.Add(lastIndex + 2);
+                            vertices.Add(v0); uvs0.Add(v1); colors.Add(v2);
+                            vertices.Add(v1); uvs0.Add(v2); colors.Add(v0);
+                            vertices.Add(v2); uvs0.Add(v0); colors.Add(v1);
+                        }
+
+                        v0 = bl;
+                        v1 = tr + hexOffset;
+                        v2 = br;
+                        if (!Clip(v0, v1, v2))
+                        {
+                            lastIndex = vertices.Count;
+                            triangles.Add(lastIndex + 0);
+                            triangles.Add(lastIndex + 1);
+                            triangles.Add(lastIndex + 2);
+                            vertices.Add(v0); uvs0.Add(v1); colors.Add(v2);
+                            vertices.Add(v1); uvs0.Add(v2); colors.Add(v0);
+                            vertices.Add(v2); uvs0.Add(v0); colors.Add(v1);
+                        }
+                    }
+                    else
+                    {
+                        v0 = bl + hexOffset;
+                        v1 = tl;
+                        v2 = br + hexOffset;
+                        if (!Clip(v0, v1, v2))
+                        {
+                            lastIndex = vertices.Count;
+                            triangles.Add(lastIndex + 0);
+                            triangles.Add(lastIndex + 1);
+                            triangles.Add(lastIndex + 2);
+                            vertices.Add(v0); uvs0.Add(v1); colors.Add(v2);
+                            vertices.Add(v1); uvs0.Add(v2); colors.Add(v0);
+                            vertices.Add(v2); uvs0.Add(v0); colors.Add(v1);
+                        }
+
+                        v0 = tr;
+                        v1 = br + hexOffset;
+                        v2 = tl;
+                        if (!Clip(v0, v1, v2))
+                        {
+                            lastIndex = vertices.Count;
+                            triangles.Add(lastIndex + 0);
+                            triangles.Add(lastIndex + 1);
+                            triangles.Add(lastIndex + 2);
+                            vertices.Add(v0); uvs0.Add(v1); colors.Add(v2);
+                            vertices.Add(v1); uvs0.Add(v2); colors.Add(v0);
+                            vertices.Add(v2); uvs0.Add(v0); colors.Add(v1);
+                        }
+                    }
+                }
+            }
+
+            for (int i=0;i<vertices.Count;++i)
+            {
+                vertices[i] = Remap(vertices[i]);
+                uvs0[i] = Remap(uvs0[i]);
+                colors[i] = Remap(colors[i]);
+            }
+
+            Mesh m = water.Mesh;
+            m.Clear();
+            m.SetVertices(vertices);
+            m.SetTriangles(triangles, 0);
+            m.SetUVs(0, uvs0);
+            m.SetColors(colors);
+
+            m.RecalculateBounds();
+            m.RecalculateNormals();
+            //m.RecalculateTangents();
+            m.name = "Water Mesh"; 
+            
+            Bounds bounds = m.bounds;
+            bounds.extents = new Vector3(bounds.extents.x, 1, bounds.extents.z);
+            m.bounds = bounds;
+
+            PUtilities.DoubleMeshBounds(m);
+        }
+
+        private bool Clip(Vector4 v0, Vector4 v1, Vector4 v2)
+        {
+            float mask0 = PUtilities.GetValueBilinear(mask, MASK_RESOLUTION, MASK_RESOLUTION, GetMaskUV(v0));
+            float mask1 = PUtilities.GetValueBilinear(mask, MASK_RESOLUTION, MASK_RESOLUTION, GetMaskUV(v1));
+            float mask2 = PUtilities.GetValueBilinear(mask, MASK_RESOLUTION, MASK_RESOLUTION, GetMaskUV(v2));
+            return mask0 == 0 && mask1 == 0 && mask2 == 0;
+        }
+
+        private Vector2 GetMaskUV(Vector4 v)
+        {
+            return new Vector2(Mathf.Clamp01(v.x), Mathf.Clamp01(v.z));
+        }
+
+        private Vector4 Remap(Vector4 v)
+        {
+            return new Vector4(
+                Mathf.Lerp(minX, maxX, v.x),
+                0,
+                Mathf.Lerp(minY, maxY, v.z),
+                0);
+        }
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PAreaMeshCreator.cs.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PCommon.cs

@@ -0,0 +1,485 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using System.IO;
+using UnityEngine.Rendering;
+using DateTime = System.DateTime;
+#if UNITY_EDITOR
+using UnityEditor;
+#endif
+
+namespace Pinwheel.Poseidon
+{
+    public static class PCommon
+    {
+        public const string SUPPORT_EMAIL = "support@pinwheel.studio";
+        public const string BUSINESS_EMAIL = "hello@pinwheel.studio";
+        public const string YOUTUBE_CHANNEL = "https://www.youtube.com/channel/UCebwuk5CfIe5kolBI9nuBTg";
+        public const string ONLINE_MANUAL = "https://docs.google.com/document/d/1r4mJD4mcE1flYmJsLvF8N6T6AHnnF1hO0AzlC-VeyWk/edit?usp=sharing";
+        public const string FACEBOOK_PAGE = "https://www.facebook.com/polaris.terrain";
+        public const string FORUM = "https://forum.unity.com/threads/released-poseidon-low-poly-water-system-builtin-lwrp.746138/";
+        public const string DISCORD = "https://discord.gg/6kkDvj6";
+
+        public const int PREVIEW_TEXTURE_SIZE = 512;
+        public const int TEXTURE_SIZE_MIN = 1;
+        public const int TEXTURE_SIZE_MAX = 8192;
+
+        public static PRenderPipelineType CurrentRenderPipeline
+        {
+            get
+            {
+                RenderPipelineAsset rpAsset = GraphicsSettings.renderPipelineAsset;
+                if (rpAsset == null)
+                {
+                    return PRenderPipelineType.Builtin;
+                }
+                else if (rpAsset.GetType().Name.Equals("UniversalRenderPipelineAsset"))
+                {
+                    return PRenderPipelineType.Universal;
+                }
+                else
+                {
+                    return PRenderPipelineType.Unsupported;
+                }
+            }
+        }
+
+        private static Vector2[] fullRectUvPoints;
+        public static Vector2[] FullRectUvPoints
+        {
+            get
+            {
+                if (fullRectUvPoints == null)
+                {
+                    fullRectUvPoints = new Vector2[]
+                    {
+                        Vector2.zero,
+                        Vector2.up,
+                        Vector2.one,
+                        Vector2.right
+                    };
+                }
+                return fullRectUvPoints;
+            }
+        }
+
+        private static Mesh emptyMesh;
+        public static Mesh EmptyMesh
+        {
+            get
+            {
+                if (emptyMesh == null)
+                {
+                    emptyMesh = new Mesh();
+                }
+                return emptyMesh;
+            }
+        }
+
+        private static Material[] emptyMaterials;
+        public static Material[] EmptyMaterials
+        {
+            get
+            {
+                if (emptyMaterials==null)
+                {
+                    emptyMaterials = new Material[0];
+                }
+                return emptyMaterials;
+            }
+        }
+
+        public static Rect UnitRect
+        {
+            get
+            {
+                return new Rect(0, 0, 1, 1);
+            }
+        }
+
+        public static string GetUniqueID()
+        {
+            string s = GetTimeTick().ToString();
+            return Reverse(s);
+        }
+
+        public static long GetTimeTick()
+        {
+            DateTime time = DateTime.Now;
+            return time.Ticks;
+        }
+
+        public static string Reverse(string s)
+        {
+            char[] chars = s.ToCharArray();
+            System.Array.Reverse(chars);
+            return new string(chars);
+        }
+
+        public static void SetDirty(Object o)
+        {
+#if UNITY_EDITOR
+            EditorUtility.SetDirty(o);
+#endif
+        }
+
+        public static void AddObjectToAsset(Object objectToAdd, Object asset)
+        {
+#if UNITY_EDITOR
+            AssetDatabase.AddObjectToAsset(objectToAdd, asset);
+#endif
+        }
+
+        public static Texture2D CreateTexture(int resolution, Color fill, TextureFormat format = TextureFormat.ARGB32)
+        {
+            Texture2D t = new Texture2D(resolution, resolution, format, false);
+            Color[] colors = new Color[resolution * resolution];
+            PUtilities.Fill(colors, fill);
+            t.SetPixels(colors);
+            t.Apply();
+            return t;
+        }
+
+        public static void CopyToRT(Texture t, RenderTexture rt)
+        {
+            RenderTexture.active = rt;
+            Graphics.Blit(t, rt);
+            RenderTexture.active = null;
+        }
+
+        public static void CopyFromRT(Texture2D t, RenderTexture rt)
+        {
+            RenderTexture.active = rt;
+            t.ReadPixels(new Rect(0, 0, rt.width, rt.height), 0, 0);
+            t.Apply();
+            RenderTexture.active = null;
+        }
+
+        public static void CopyTexture(Texture2D src, Texture2D des)
+        {
+            RenderTexture rt = new RenderTexture(des.width, des.height, 0, RenderTextureFormat.ARGBFloat, RenderTextureReadWrite.Default);
+            CopyToRT(src, rt);
+            CopyFromRT(des, rt);
+            rt.Release();
+            PUtilities.DestroyObject(rt);
+        }
+
+        public static Texture2D CloneTexture(Texture2D t)
+        {
+            RenderTexture rt = new RenderTexture(t.width, t.height, 0, RenderTextureFormat.ARGB32);
+            CopyToRT(t, rt);
+            Texture2D result = new Texture2D(t.width, t.height, TextureFormat.ARGB32, false);
+            result.filterMode = t.filterMode;
+            result.wrapMode = t.wrapMode;
+            CopyFromRT(result, rt);
+            rt.Release();
+            Object.DestroyImmediate(rt);
+            return result;
+        }
+
+        public static void FillTexture(Texture2D t, Color c)
+        {
+            Color[] colors = new Color[t.width * t.height];
+            PUtilities.Fill(colors, c);
+            t.SetPixels(colors);
+            t.Apply();
+        }
+
+        public static void FillTexture(RenderTexture rt, Color c)
+        {
+            Texture2D tex = new Texture2D(1, 1, TextureFormat.ARGB32, false);
+            tex.SetPixel(0, 0, c);
+            tex.Apply();
+            CopyToRT(tex, rt);
+            PUtilities.DestroyObject(tex);
+        }
+
+        public static Texture2D CloneAndResizeTexture(Texture2D t, int width, int height)
+        {
+            RenderTexture rt = new RenderTexture(width, height, 0, RenderTextureFormat.ARGB32);
+            CopyToRT(t, rt);
+            Texture2D result = new Texture2D(width, height, TextureFormat.ARGB32, false);
+            result.filterMode = t.filterMode;
+            result.wrapMode = t.wrapMode;
+            CopyFromRT(result, rt);
+            rt.Release();
+            Object.DestroyImmediate(rt);
+            return result;
+        }
+
+        public static RenderTexture CopyToRT(Texture src, int startX, int startY, int width, int height, Color defaultColor)
+        {
+            int endX = startX + width - 1;
+            int endY = startY + height - 1;
+            Vector2 startUV = new Vector2(
+                PUtilities.InverseLerpUnclamped(0, src.width - 1, startX),
+                PUtilities.InverseLerpUnclamped(0, src.height - 1, startY));
+            Vector2 endUV = new Vector2(
+                PUtilities.InverseLerpUnclamped(0, src.width - 1, endX),
+                PUtilities.InverseLerpUnclamped(0, src.height - 1, endY));
+            Material mat = PInternalMaterials.CopyTextureMaterial;
+            mat.SetTexture("_MainTex", src);
+            mat.SetVector("_StartUV", startUV);
+            mat.SetVector("_EndUV", endUV);
+            mat.SetColor("_DefaultColor", defaultColor);
+            mat.SetPass(0);
+            RenderTexture rt = new RenderTexture(width, height, 0, RenderTextureFormat.ARGB32, RenderTextureReadWrite.sRGB);
+            RenderTexture.active = rt;
+            Graphics.Blit(src, mat);
+            RenderTexture.active = null;
+
+            return rt;
+        }
+
+        public static void DrawTexture(RenderTexture rt, Texture texture, Rect uvRect, Material mat, int pass = 0)
+        {
+            if (mat == null)
+                mat = PInternalMaterials.UnlitTextureMaterial;
+            RenderTexture.active = rt;
+            GL.PushMatrix();
+            mat.SetTexture("_MainTex", texture);
+            mat.SetPass(pass);
+            GL.LoadOrtho();
+            GL.Begin(GL.QUADS);
+            GL.TexCoord(new Vector3(0, 0, 0));
+            GL.Vertex3(uvRect.min.x, uvRect.min.y, 0);
+            GL.TexCoord(new Vector3(0, 1, 0));
+            GL.Vertex3(uvRect.min.x, uvRect.max.y, 0);
+            GL.TexCoord(new Vector3(1, 1, 0));
+            GL.Vertex3(uvRect.max.x, uvRect.max.y, 0);
+            GL.TexCoord(new Vector3(1, 0, 0));
+            GL.Vertex3(uvRect.max.x, uvRect.min.y, 0);
+            GL.End();
+            GL.PopMatrix();
+            RenderTexture.active = null;
+        }
+
+        public static void DrawTriangle(RenderTexture rt, Vector2 v0, Vector2 v1, Vector2 v2, Color c)
+        {
+            Material mat = PInternalMaterials.SolidColorMaterial;
+            mat.SetColor("_Color", c);
+            RenderTexture.active = rt;
+            GL.PushMatrix();
+            mat.SetPass(0);
+            GL.LoadOrtho();
+            GL.Begin(GL.TRIANGLES);
+            GL.Vertex3(v0.x, v0.y, 0);
+            GL.Vertex3(v1.x, v1.y, 0);
+            GL.Vertex3(v2.x, v2.y, 0);
+            GL.End();
+            GL.PopMatrix();
+            RenderTexture.active = null;
+        }
+
+        public static void DrawQuad(RenderTexture rt, Vector2[] quadCorners, Material mat, int pass)
+        {
+            RenderTexture.active = rt;
+            GL.PushMatrix();
+            mat.SetPass(pass);
+            GL.LoadOrtho();
+            GL.Begin(GL.QUADS);
+            GL.TexCoord(new Vector3(0, 0, 0));
+            GL.Vertex3(quadCorners[0].x, quadCorners[0].y, 0);
+            GL.TexCoord(new Vector3(0, 1, 0));
+            GL.Vertex3(quadCorners[1].x, quadCorners[1].y, 0);
+            GL.TexCoord(new Vector3(1, 1, 0));
+            GL.Vertex3(quadCorners[2].x, quadCorners[2].y, 0);
+            GL.TexCoord(new Vector3(1, 0, 0));
+            GL.Vertex3(quadCorners[3].x, quadCorners[3].y, 0);
+            GL.End();
+            GL.PopMatrix();
+            RenderTexture.active = null;
+        }
+
+        public static List<System.Type> GetAllLoadedTypes()
+        {
+            List<System.Type> loadedTypes = new List<System.Type>();
+            List<string> typeName = new List<string>();
+            foreach (var assembly in System.AppDomain.CurrentDomain.GetAssemblies())
+            {
+                foreach (var t in assembly.GetTypes())
+                {
+                    if (t.IsVisible && !t.IsGenericType)
+                    {
+                        typeName.Add(t.Name);
+                        loadedTypes.Add(t);
+                    }
+                }
+            }
+            return loadedTypes;
+        }
+
+        public static IEnumerable<Rect> CompareHeightMap(int gridSize, Color[] oldValues, Color[] newValues)
+        {
+            if (oldValues.LongLength != newValues.LongLength)
+            {
+                return new Rect[1] { new Rect(0, 0, 1, 1) };
+            }
+            Rect[] rects = new Rect[gridSize * gridSize];
+            for (int x = 0; x < gridSize; ++x)
+            {
+                for (int z = 0; z < gridSize; ++z)
+                {
+                    rects[PUtilities.To1DIndex(x, z, gridSize)] = GetUvRange(gridSize, x, z);
+                }
+            }
+
+            HashSet<Rect> dirtyRects = new HashSet<Rect>();
+
+            int index = 0;
+            int resolution = Mathf.RoundToInt(Mathf.Sqrt(newValues.LongLength));
+            for (int rectIndex = 0; rectIndex < rects.Length; ++rectIndex)
+            {
+                Rect r = rects[rectIndex];
+                int startX = (int)Mathf.Lerp(0, resolution - 1, r.min.x);
+                int startY = (int)Mathf.Lerp(0, resolution - 1, r.min.y);
+                int endX = (int)Mathf.Lerp(0, resolution - 1, r.max.x);
+                int endY = (int)Mathf.Lerp(0, resolution - 1, r.max.y);
+                for (int x = startX; x <= endX; ++x)
+                {
+                    for (int y = startY; y <= endY; ++y)
+                    {
+                        index = PUtilities.To1DIndex(x, y, resolution);
+                        if (oldValues[index].r == newValues[index].r &&
+                            oldValues[index].g == newValues[index].g &&
+                            oldValues[index].b == newValues[index].b &&
+                            oldValues[index].a == newValues[index].a)
+                            continue;
+                        dirtyRects.Add(r);
+
+                        Rect hRect = new Rect();
+                        hRect.size = new Vector2(r.width * 1.2f, r.height);
+                        hRect.center = r.center;
+                        dirtyRects.Add(hRect);
+
+                        Rect vRect = new Rect();
+                        vRect.size = new Vector2(r.width, r.height * 1.2f);
+                        vRect.center = r.center;
+                        dirtyRects.Add(vRect);
+                        break;
+                    }
+                    if (dirtyRects.Contains(r))
+                        break;
+                }
+            }
+
+            return dirtyRects;
+        }
+
+        public static Rect GetUvRange(int gridSize, int x, int z)
+        {
+            Vector2 position = new Vector2(x * 1.0f / gridSize, z * 1.0f / gridSize);
+            Vector2 size = Vector2.one / gridSize;
+            return new Rect(position, size);
+        }
+
+        public static Texture2D CreateTextureFromCurve(AnimationCurve curve, int width, int height)
+        {
+            Texture2D t = new Texture2D(width, height, TextureFormat.ARGB32, false);
+            t.wrapMode = TextureWrapMode.Clamp;
+            Color[] colors = new Color[width * height];
+            for (int x = 0; x < width; ++x)
+            {
+                float f = Mathf.InverseLerp(0, width - 1, x);
+                float value = curve.Evaluate(f);
+                Color c = new Color(value, value, value, value);
+                for (int y = 0; y < height; ++y)
+                {
+                    colors[PUtilities.To1DIndex(x, y, width)] = c;
+                }
+            }
+            t.filterMode = FilterMode.Bilinear;
+            t.SetPixels(colors);
+            t.Apply();
+            return t;
+        }
+
+        public static Vector3[] GetBrushQuadCorners(Vector3 center, float radius, float rotation)
+        {
+            Matrix4x4 matrix = Matrix4x4.Rotate(Quaternion.Euler(0, rotation, 0));
+            Vector3[] corners = new Vector3[]
+            {
+                center + matrix.MultiplyPoint(new Vector3(-1,0,-1)*radius),
+                center + matrix.MultiplyPoint(new Vector3(-1,0,1)*radius),
+                center + matrix.MultiplyPoint(new Vector3(1,0,1)*radius),
+                center + matrix.MultiplyPoint(new Vector3(1,0,-1)*radius)
+            };
+            return corners;
+        }
+
+        //public static void RegisterBeginRender(Camera.CameraCallback callback)
+        //{
+        //    Camera.onPreCull += callback;
+        //}
+
+        //public static void RegisterBeginRenderSRP(System.Action<Camera> callback)
+        //{
+        //    RenderPipelineManager.beginCameraRendering += callback;
+        //}
+
+        //public static void UnregisterBeginRender(Camera.CameraCallback callback)
+        //{
+        //    Camera.onPreCull -= callback;
+        //}
+
+        //public static void UnregisterBeginRenderSRP(System.Action<Camera> callback)
+        //{
+        //    RenderPipeline.beginCameraRendering -= callback;
+        //}
+
+        //public static void RegisterEndRender(Camera.CameraCallback callback)
+        //{
+        //    Camera.onPostRender += callback;
+        //}
+
+        public static void ClearRT(RenderTexture rt)
+        {
+            RenderTexture.active = rt;
+            GL.Clear(true, true, Color.clear);
+            RenderTexture.active = null;
+        }
+
+        public static void SetMaterialKeywordActive(Material mat, string keyword, bool active)
+        {
+            if (active)
+            {
+                mat.EnableKeyword(keyword);
+            }
+            else
+            {
+                mat.DisableKeyword(keyword);
+            }
+        }
+
+        public static void Editor_ProgressBar(string title, string detail, float percent)
+        {
+#if UNITY_EDITOR
+            EditorUtility.DisplayProgressBar(title, detail, percent);
+#endif
+        }
+
+        public static void Editor_CancelableProgressBar(string title, string detail, float percent)
+        {
+#if UNITY_EDITOR
+            if (EditorUtility.DisplayCancelableProgressBar(title, detail, percent))
+            {
+                throw new PProgressCancelledException();
+            }
+#endif
+        }
+
+        public static void Editor_ClearProgressBar()
+        {
+#if UNITY_EDITOR
+            EditorUtility.ClearProgressBar();
+#endif
+        }
+
+        public static Camera CreateCamera()
+        {
+            GameObject g = new GameObject();
+            Camera cam = g.AddComponent<Camera>();
+            return cam;
+        }
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PCommon.cs.meta

@@ -0,0 +1,11 @@
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+guid: 9a20389aff7ce82458ed92bcd6705f3d
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PCustomMeshBaker.cs

@@ -0,0 +1,87 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using Pinwheel.Poseidon;
+
+namespace Pinwheel.Poseidon
+{
+    public class PCustomMeshBaker : IPMeshCreator
+    {
+        private PWater water;
+        private Vector3[] verts;
+        private int[] tris;
+        private Bounds meshBound;
+
+        public void Create(PWater profile)
+        {
+            this.water = profile;
+            Init();
+            Bake();
+        }
+
+        private void Init()
+        {
+            Mesh srcMesh = water.SourceMesh;
+            verts = srcMesh.vertices;
+            tris = srcMesh.triangles;
+            srcMesh.RecalculateBounds();
+            meshBound = srcMesh.bounds;
+        }
+
+        private void Bake()
+        {
+            List<Vector3> vertices = new List<Vector3>();
+            List<int> triangles = new List<int>();
+            List<Vector4> uvs0 = new List<Vector4>(); //contain neighbor vertex position, for normal re-construction
+            List<Color> colors = new List<Color>(); //contain neighbor vertex position, for normal re-construction
+            List<Vector3> normals = new List<Vector3>();
+
+            Vector4 v0 = Vector4.zero;
+            Vector4 v1 = Vector4.zero;
+            Vector4 v2 = Vector4.zero;
+
+            int i0, i1, i2;
+
+            int trisCount = tris.Length / 3;
+            for (int i = 0; i < trisCount; ++i)
+            {
+                i0 = i * 3 + 0;
+                i1 = i * 3 + 1;
+                i2 = i * 3 + 2;
+
+                v0 = RemapVertex(ref verts[tris[i0]], ref meshBound);
+                v1 = RemapVertex(ref verts[tris[i1]], ref meshBound);
+                v2 = RemapVertex(ref verts[tris[i2]], ref meshBound);
+
+                vertices.Add(v0); uvs0.Add(v1); colors.Add(v2);
+                vertices.Add(v1); uvs0.Add(v2); colors.Add(v0);
+                vertices.Add(v2); uvs0.Add(v0); colors.Add(v1);
+
+                triangles.Add(i0);
+                triangles.Add(i1);
+                triangles.Add(i2);
+            }
+
+            Mesh m = water.Mesh;
+            m.Clear();
+            m.SetVertices(vertices);
+            m.SetTriangles(triangles, 0);
+            m.SetUVs(0, uvs0);
+            m.SetColors(colors);
+            m.name = "Water Mesh";
+            m.RecalculateBounds();
+
+            PUtilities.DoubleMeshBounds(m);
+        }
+
+        private Vector3 RemapVertex(ref Vector3 v, ref Bounds bounds)
+        {
+            Vector3 n = Vector3.zero;
+            n.Set(
+                Mathf.InverseLerp(bounds.min.x, bounds.max.x, v.x) - 0.5f,
+                Mathf.InverseLerp(bounds.min.y, bounds.max.y, v.y) - 0.5f,
+                Mathf.InverseLerp(bounds.min.z, bounds.max.z, v.z) - 0.5f);
+            return n;
+        }
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PCustomMeshBaker.cs.meta

@@ -0,0 +1,11 @@
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+guid: 1dea4f30c3952b54394a53e39ec51367
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PDiamondMeshCreator.cs

@@ -0,0 +1,118 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using Pinwheel.Poseidon;
+
+namespace Pinwheel.Poseidon
+{
+    public class PDiamondMeshCreator : IPMeshCreator
+    {
+        private Vector2[,] grid;
+        private PWater water;
+
+        public void Create(PWater water)
+        {
+            this.water = water;
+            Init();
+            GenerateGrid();
+            UpdateMesh();
+        }
+
+        private void Init()
+        {
+            int resolution = water.MeshResolution;
+            int length = resolution + 1;
+            grid = new Vector2[length, length];
+        }
+
+        private void GenerateGrid()
+        {
+            int length = grid.GetLength(0);
+            int width = grid.GetLength(1);
+
+            Vector2 p = Vector2.zero;
+            for (int z = 0; z < length; ++z)
+            {
+                for (int x = 0; x < width; ++x)
+                {
+                    p.Set(
+                        Mathf.InverseLerp(0, width - 1, x),
+                        Mathf.InverseLerp(0, length - 1, z));
+                    grid[z, x] = p;
+                }
+            }
+        }
+
+        private void UpdateMesh()
+        {
+            //vertices
+            int length = grid.GetLength(0);
+            int width = grid.GetLength(1);
+            List<Vector3> vertices = new List<Vector3>();
+            List<int> triangles = new List<int>();
+            List<Vector4> uvs0 = new List<Vector4>(); //contain neighbor vertex position, for normal re-construction
+            List<Color> colors = new List<Color>(); //contain neighbor vertex position, for normal re-construction
+
+            Vector4 bl = Vector4.zero;
+            Vector4 tl = Vector4.zero;
+            Vector4 tr = Vector4.zero;
+            Vector4 br = Vector4.zero;
+
+            for (int z = 0; z < length - 1; ++z)
+            {
+                for (int x = 0; x < width - 1; ++x)
+                {
+                    int lastIndex = vertices.Count;
+                    triangles.Add(lastIndex + 0);
+                    triangles.Add(lastIndex + 1);
+                    triangles.Add(lastIndex + 2);
+                    triangles.Add(lastIndex + 3);
+                    triangles.Add(lastIndex + 4);
+                    triangles.Add(lastIndex + 5);
+
+                    bl.Set(Mathf.InverseLerp(0, width - 1, x), 0, Mathf.InverseLerp(0, length - 1, z), 0);
+                    tl.Set(Mathf.InverseLerp(0, width - 1, x), 0, Mathf.InverseLerp(0, length - 1, z + 1), 0);
+                    tr.Set(Mathf.InverseLerp(0, width - 1, x + 1), 0, Mathf.InverseLerp(0, length - 1, z + 1), 0);
+                    br.Set(Mathf.InverseLerp(0, width - 1, x + 1), 0, Mathf.InverseLerp(0, length - 1, z), 0);
+
+                    if ((x + z) % 2 == 0)
+                    {
+                        vertices.Add(bl); uvs0.Add(tl); colors.Add(tr);
+                        vertices.Add(tl); uvs0.Add(tr); colors.Add(bl);
+                        vertices.Add(tr); uvs0.Add(bl); colors.Add(tl);
+
+                        vertices.Add(bl); uvs0.Add(tr); colors.Add(br);
+                        vertices.Add(tr); uvs0.Add(br); colors.Add(bl);
+                        vertices.Add(br); uvs0.Add(bl); colors.Add(tr);
+                    }
+                    else
+                    {
+                        vertices.Add(bl); uvs0.Add(tl); colors.Add(br);
+                        vertices.Add(tl); uvs0.Add(br); colors.Add(bl);
+                        vertices.Add(br); uvs0.Add(bl); colors.Add(tl);
+
+                        vertices.Add(tr); uvs0.Add(br); colors.Add(tl);
+                        vertices.Add(br); uvs0.Add(tl); colors.Add(tr);
+                        vertices.Add(tl); uvs0.Add(tr); colors.Add(br);
+                    }
+                }
+            }
+
+            Mesh m = water.Mesh;
+            m.Clear();
+            m.SetVertices(vertices);
+            m.SetTriangles(triangles, 0);
+            m.SetUVs(0, uvs0);
+            m.SetColors(colors);
+            m.RecalculateBounds();
+            m.RecalculateNormals();
+            //m.RecalculateTangents();
+            m.name = "Water Mesh";
+
+            Bounds bounds = m.bounds;
+            bounds.extents = new Vector3(bounds.extents.x, (bounds.extents.x + bounds.extents.z) * 0.5f, bounds.extents.z);
+            m.bounds = bounds;
+            PUtilities.DoubleMeshBounds(m);
+        }
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PDiamondMeshCreator.cs.meta

@@ -0,0 +1,11 @@
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+guid: 5882ecbdb39c5214192b8e76416640d1
+MonoImporter:
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+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PHexMeshCreator.cs

@@ -0,0 +1,135 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using Pinwheel.Poseidon;
+
+namespace Pinwheel.Poseidon
+{
+    public class PHexMeshCreator : IPMeshCreator
+    {
+        private Vector2[,] grid;
+        private PWater water;
+
+        public void Create(PWater water)
+        {
+            this.water = water;
+            Init();
+            GenerateGrid();
+            UpdateMesh();
+        }
+
+        private void Init()
+        {
+            int resolution = water.MeshResolution;
+            int length = resolution + 1;
+            grid = new Vector2[length, length];
+        }
+
+        private void GenerateGrid()
+        {
+            int length = grid.GetLength(0);
+            int width = grid.GetLength(1);
+
+            Vector2 p = Vector2.zero;
+            for (int z = 0; z < length; ++z)
+            {
+                for (int x = 0; x < width; ++x)
+                {
+                    p.Set(
+                        Mathf.InverseLerp(0, width - 1, x),
+                        Mathf.InverseLerp(0, length - 1, z));
+                    grid[z, x] = p;
+                }
+            }
+        }
+
+        private void UpdateMesh()
+        {
+            //vertices
+            int length = grid.GetLength(0);
+            int width = grid.GetLength(1);
+            List<Vector3> vertices = new List<Vector3>();
+            List<int> triangles = new List<int>();
+            List<Vector4> uvs0 = new List<Vector4>(); //contain neighbor vertex position, for normal re-construction
+            List<Color> colors = new List<Color>(); //contain neighbor vertex position, for normal re-construction
+
+            Vector4 bl = Vector4.zero;
+            Vector4 tl = Vector4.zero;
+            Vector4 tr = Vector4.zero;
+            Vector4 br = Vector4.zero; 
+            Vector4 v0 = Vector4.zero;
+            Vector4 v1 = Vector4.zero;
+            Vector4 v2 = Vector4.zero;
+            Vector4 hexOffset = new Vector4(-0.5f / width, 0, 0, 0);
+            for (int z = 0; z < length - 1; ++z)
+            {
+                for (int x = 0; x < width - 1; ++x)
+                {
+                    int lastIndex = vertices.Count;
+                    triangles.Add(lastIndex + 0);
+                    triangles.Add(lastIndex + 1);
+                    triangles.Add(lastIndex + 2);
+                    triangles.Add(lastIndex + 3);
+                    triangles.Add(lastIndex + 4);
+                    triangles.Add(lastIndex + 5);
+
+                    bl.Set(Mathf.InverseLerp(0, width - 1, x), 0, Mathf.InverseLerp(0, length - 1, z), 0);
+                    tl.Set(Mathf.InverseLerp(0, width - 1, x), 0, Mathf.InverseLerp(0, length - 1, z + 1), 0);
+                    tr.Set(Mathf.InverseLerp(0, width - 1, x + 1), 0, Mathf.InverseLerp(0, length - 1, z + 1), 0);
+                    br.Set(Mathf.InverseLerp(0, width - 1, x + 1), 0, Mathf.InverseLerp(0, length - 1, z), 0);
+
+                    if (z % 2 == 0)
+                    {
+                        v0 = bl;
+                        v1 = tl + hexOffset;
+                        v2 = tr + hexOffset;
+                        vertices.Add(v0); uvs0.Add(v1); colors.Add(v2);
+                        vertices.Add(v1); uvs0.Add(v2); colors.Add(v0);
+                        vertices.Add(v2); uvs0.Add(v0); colors.Add(v1);
+
+                        v0 = bl;
+                        v1 = tr + hexOffset;
+                        v2 = br;
+                        vertices.Add(v0); uvs0.Add(v1); colors.Add(v2);
+                        vertices.Add(v1); uvs0.Add(v2); colors.Add(v0);
+                        vertices.Add(v2); uvs0.Add(v0); colors.Add(v1);
+                    }
+                    else
+                    {
+                        v0 = bl + hexOffset;
+                        v1 = tl;
+                        v2 = br + hexOffset;
+                        vertices.Add(v0); uvs0.Add(v1); colors.Add(v2);
+                        vertices.Add(v1); uvs0.Add(v2); colors.Add(v0);
+                        vertices.Add(v2); uvs0.Add(v0); colors.Add(v1);
+
+                        v0 = tr;
+                        v1 = br + hexOffset;
+                        v2 = tl;
+                        vertices.Add(v0); uvs0.Add(v1); colors.Add(v2);
+                        vertices.Add(v1); uvs0.Add(v2); colors.Add(v0);
+                        vertices.Add(v2); uvs0.Add(v0); colors.Add(v1);
+                    }
+                }
+            }
+
+            Mesh m = water.Mesh;
+            m.Clear();
+            m.SetVertices(vertices);
+            m.SetTriangles(triangles, 0);
+            m.SetUVs(0, uvs0);
+            m.SetColors(colors);
+
+            m.RecalculateBounds();
+            m.RecalculateNormals();
+            //m.RecalculateTangents();
+            m.name = "Water Mesh";
+            
+
+            Bounds bounds = m.bounds;
+            bounds.extents = new Vector3(bounds.extents.x, (bounds.extents.x + bounds.extents.z) * 0.5f, bounds.extents.z);
+            m.bounds = bounds;
+            PUtilities.DoubleMeshBounds(m);
+        }
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PHexMeshCreator.cs.meta

@@ -0,0 +1,11 @@
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+  assetBundleVariant: 

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PLightingModel.cs

@@ -0,0 +1,11 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Pinwheel.Poseidon
+{
+    public enum PLightingModel
+    {
+        PhysicalBased, BlinnPhong, Lambert
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PLightingModel.cs.meta

@@ -0,0 +1,11 @@
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+  assetBundleVariant: 

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PMat.cs

@@ -0,0 +1,326 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using System;
+using UnityEngine.Rendering;
+
+namespace Pinwheel.Poseidon
+{
+    public static class PMat
+    {
+        public const string KW_LIGHTING_BLINN_PHONG = "LIGHTING_BLINN_PHONG";
+        public const string KW_LIGHTING_LAMBERT = "LIGHTING_LAMBERT";
+
+        public const string KW_FLAT_LIGHTING = "FLAT_LIGHTING";
+
+        public const int QUEUE_TRANSPARENT = 3000;
+
+        public const string COLOR = "_Color";
+        public const string SPEC_COLOR = "_Specular";
+        public const string SPEC_COLOR_BLINN_PHONG = "_SpecColor";
+        public const string SMOOTHNESS = "_Smoothness";
+
+        public const string KW_MESH_NOISE = "MESH_NOISE";
+        public const string MESH_NOISE = "_MeshNoise";
+
+        public const string KW_LIGHT_ABSORPTION = "LIGHT_ABSORPTION";
+        public const string DEPTH_COLOR = "_DepthColor";
+        public const string MAX_DEPTH = "_MaxDepth";
+        
+        public const string KW_FOAM = "FOAM";
+        public const string KW_FOAM_HQ = "FOAM_HQ";
+        public const string KW_FOAM_CREST = "FOAM_CREST";
+        public const string KW_FOAM_SLOPE = "FOAM_SLOPE";
+        public const string FOAM_COLOR = "_FoamColor";
+        public const string FOAM_DISTANCE = "_FoamDistance";
+        public const string FOAM_NOISE_SCALE_HQ = "_FoamNoiseScaleHQ";
+        public const string FOAM_NOISE_SPEED_HQ = "_FoamNoiseSpeedHQ";
+        public const string SHORELINE_FOAM_STRENGTH = "_ShorelineFoamStrength";
+        public const string CREST_FOAM_STRENGTH = "_CrestFoamStrength";
+        public const string CREST_MAX_DEPTH = "_CrestMaxDepth";
+        public const string SLOPE_FOAM_STRENGTH = "_SlopeFoamStrength";
+        public const string SLOPE_FOAM_FLOW_SPEED = "_SlopeFoamFlowSpeed";
+        public const string SLOPE_FOAM_DISTANCE = "_SlopeFoamDistance";
+
+        public const string RIPPLE_HEIGHT = "_RippleHeight";
+        public const string RIPPLE_SPEED = "_RippleSpeed";
+        public const string RIPPLE_NOISE_SCALE = "_RippleNoiseScale";
+
+        public const string KW_WAVE = "WAVE";
+        public const string WAVE_DIRECTION = "_WaveDirection";
+        public const string WAVE_SPEED = "_WaveSpeed";
+        public const string WAVE_HEIGHT = "_WaveHeight";
+        public const string WAVE_LENGTH = "_WaveLength";
+        public const string WAVE_STEEPNESS = "_WaveSteepness";
+        public const string WAVE_DEFORM = "_WaveDeform";
+        public const string KW_WAVE_MASK = "WAVE_MASK";
+        public const string WAVE_MASK = "_WaveMask";
+        public const string WAVE_MASK_BOUNDS = "_WaveMaskBounds";
+
+        public const string FRESNEL_STRENGTH = "_FresnelStrength";
+        public const string FRESNEL_BIAS = "_FresnelBias";
+
+        public const string KW_REFLECTION = "REFLECTION";
+        public const string KW_REFLECTION_BLUR = "REFLECTION_BLUR";
+        public const string REFLECTION_TEX = "_ReflectionTex";
+        public const string REFLECTION_DISTORTION_STRENGTH = "_ReflectionDistortionStrength";
+
+        public const string KW_REFRACTION = "REFRACTION";
+        public const string REFRACTION_TEX = "_RefractionTex";
+        public const string REFRACTION_DISTORTION_STRENGTH = "_RefractionDistortionStrength";
+
+        public const string KW_CAUSTIC = "CAUSTIC";
+        public const string CAUSTIC_TEX = "_CausticTex";
+        public const string CAUSTIC_SIZE = "_CausticSize";
+        public const string CAUSTIC_STRENGTH = "_CausticStrength";
+        public const string CAUSTIC_DISTORTION_STRENGTH = "_CausticDistortionStrength";
+
+        public const string KW_BACK_FACE = "BACK_FACE";
+
+        public const string NOISE_TEX = "_NoiseTex";
+        public const string TIME = "_PoseidonTime";
+        public const string SINE_TIME = "_PoseidonSineTime";
+
+        public const string KW_AURA_LIGHTING = "AURA_LIGHTING";
+        public const string AURA_LIGHTING_FACTOR = "_AuraLightingFactor";
+        public const string KW_AURA_FOG = "AURA_FOG";
+
+        public const string PP_NOISE_TEX = "_NoiseTex";
+        public const string PP_INTENSITY = "_Intensity";
+
+        public const string PP_WATER_LEVEL = "_WaterLevel";
+        public const string PP_MAX_DEPTH = "_MaxDepth";
+        public const string PP_SURFACE_COLOR_BOOST = "_SurfaceColorBoost";
+
+        public const string PP_SHALLOW_FOG_COLOR = "_ShallowFogColor";
+        public const string PP_DEEP_FOG_COLOR = "_DeepFogColor";
+        public const string PP_VIEW_DISTANCE = "_ViewDistance";
+
+        public const string KW_PP_CAUSTIC = "CAUSTIC";
+        public const string PP_CAUSTIC_TEX = "_CausticTex";
+        public const string PP_CAUSTIC_SIZE = "_CausticSize";
+        public const string PP_CAUSTIC_STRENGTH = "_CausticStrength";
+
+        public const string KW_PP_DISTORTION = "DISTORTION";
+        public const string PP_DISTORTION_TEX = "_DistortionTex";
+        public const string PP_DISTORTION_STRENGTH = "_DistortionStrength";
+        public const string PP_WATER_FLOW_SPEED = "_WaterFlowSpeed";
+
+        public const string PP_CAMERA_VIEW_DIR = "_CameraViewDir";
+        public const string PP_CAMERA_FOV = "_CameraFov";
+        public const string PP_CAMERA_TO_WORLD_MATRIX = "_CameraToWorldMatrix";
+
+        public const string PP_WET_LENS_TEX = "_WetLensTex";
+        public const string PP_WET_LENS_STRENGTH = "_Strength";
+
+        private static Material activeMaterial;
+
+        public static void SetActiveMaterial(Material mat)
+        {
+            activeMaterial = mat;
+        }
+
+        public static void GetColor(string prop, ref Color value)
+        {
+            try
+            {
+                if (activeMaterial.HasProperty(prop))
+                {
+                    value = activeMaterial.GetColor(prop);
+                }
+            }
+            catch (NullReferenceException nullEx)
+            {
+                Debug.LogError(nullEx.ToString());
+            }
+            catch { }
+        }
+
+        public static void GetFloat(string prop, ref float value)
+        {
+            try
+            {
+                if (activeMaterial.HasProperty(prop))
+                {
+                    value = activeMaterial.GetFloat(prop);
+                }
+            }
+            catch (NullReferenceException nullEx)
+            {
+                Debug.LogError(nullEx.ToString());
+            }
+            catch { }
+        }
+
+        public static void GetVector(string prop, ref Vector4 value)
+        {
+            try
+            {
+                if (activeMaterial.HasProperty(prop))
+                {
+                    value = activeMaterial.GetVector(prop);
+                }
+            }
+            catch (NullReferenceException nullEx)
+            {
+                Debug.LogError(nullEx.ToString());
+            }
+            catch { }
+        }
+
+        public static void GetTexture(string prop, ref Texture value)
+        {
+            try
+            {
+                if (activeMaterial.HasProperty(prop))
+                {
+                    value = activeMaterial.GetTexture(prop);
+                }
+            }
+            catch (NullReferenceException nullEx)
+            {
+                Debug.LogError(nullEx.ToString());
+            }
+            catch { }
+        }
+
+        public static void GetKeywordEnabled(string kw, ref bool value)
+        {
+            try
+            {
+                value = activeMaterial.IsKeywordEnabled(kw);
+            }
+            catch (NullReferenceException nullEx)
+            {
+                Debug.LogError(nullEx.ToString());
+            }
+            catch { }
+        }
+
+        public static void SetColor(string prop, Color value)
+        {
+            try
+            {
+                if (activeMaterial.HasProperty(prop))
+                {
+                    activeMaterial.SetColor(prop, value);
+                }
+            }
+            catch (NullReferenceException nullEx)
+            {
+                Debug.LogError(nullEx.ToString());
+            }
+            catch { }
+        }
+
+        public static void SetFloat(string prop, float value)
+        {
+            try
+            {
+                if (activeMaterial.HasProperty(prop))
+                {
+                    activeMaterial.SetFloat(prop, value);
+                }
+            }
+            catch (NullReferenceException nullEx)
+            {
+                Debug.LogError(nullEx.ToString());
+            }
+            catch { }
+        }
+
+        public static void SetVector(string prop, Vector4 value)
+        {
+            try
+            {
+                if (activeMaterial.HasProperty(prop))
+                {
+                    activeMaterial.SetVector(prop, value);
+                }
+            }
+            catch (NullReferenceException nullEx)
+            {
+                Debug.LogError(nullEx.ToString());
+            }
+            catch { }
+        }
+
+        public static void SetTexture(string prop, Texture value)
+        {
+            try
+            {
+                if (activeMaterial.HasProperty(prop))
+                {
+                    activeMaterial.SetTexture(prop, value);
+                }
+            }
+            catch (NullReferenceException nullEx)
+            {
+                Debug.LogError(nullEx.ToString());
+            }
+            catch { }
+        }
+        
+        public static void SetKeywordEnable(string kw, bool enable)
+        {
+            try
+            {
+                if (enable)
+                {
+                    activeMaterial.EnableKeyword(kw);
+                }
+                else
+                {
+                    activeMaterial.DisableKeyword(kw);
+                }
+            }
+            catch (NullReferenceException nullEx)
+            {
+                Debug.LogError(nullEx.ToString());
+            }
+            catch { }
+        }
+
+        public static void SetOverrideTag(string tag, string value)
+        {
+            activeMaterial.SetOverrideTag(tag, value);
+        }
+
+        public static void SetRenderQueue(int queue)
+        {
+            activeMaterial.renderQueue = queue;
+        }
+
+        public static void SetRenderQueue(RenderQueue queue)
+        {
+            activeMaterial.renderQueue = (int)queue;
+        }
+
+        public static void SetSourceBlend(BlendMode mode)
+        {
+            activeMaterial.SetInt("_SrcBlend", (int)mode);
+        }
+
+        public static void SetDestBlend(BlendMode mode)
+        {
+            activeMaterial.SetInt("_DstBlend", (int)mode);
+        }
+
+        public static void SetZWrite(bool value)
+        {
+            activeMaterial.SetInt("ZWrite", value ? 1 : 0);
+        }
+
+        public static void SetBlend(bool value)
+        {
+            activeMaterial.SetInt("_Blend", value ? 1 : 0);
+        }
+
+        public static void SetShader(Shader shader)
+        {
+            int queue = activeMaterial.renderQueue;
+            activeMaterial.shader = shader;
+            activeMaterial.renderQueue = queue;
+        }
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PMat.cs.meta

@@ -0,0 +1,11 @@
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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PPlaneMeshPattern.cs

@@ -0,0 +1,11 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Pinwheel.Poseidon
+{
+    public enum PPlaneMeshPattern
+    {
+        Hexagon, Diamond, Quad
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PPlaneMeshPattern.cs.meta

@@ -0,0 +1,11 @@
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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PPoseidonSettings.cs

@@ -0,0 +1,216 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+#if UNITY_EDITOR
+using UnityEditor;
+#endif
+
+namespace Pinwheel.Poseidon
+{
+    //[CreateAssetMenu(menuName = "Poseidon/Settings")]
+    public class PPoseidonSettings : ScriptableObject
+    {
+        private static PPoseidonSettings instance;
+        public static PPoseidonSettings Instance
+        {
+            get
+            {
+                if (instance == null)
+                {
+                    instance = Resources.Load<PPoseidonSettings>("PoseidonSettings");
+                    if (instance == null)
+                    {
+                        instance = ScriptableObject.CreateInstance<PPoseidonSettings>();
+                    }
+                }
+                return instance;
+            }
+        }
+
+        [SerializeField]
+        private PWaterProfile calmWaterProfile;
+        public PWaterProfile CalmWaterProfile
+        {
+            get
+            {
+                return calmWaterProfile;
+            }
+            set
+            {
+                calmWaterProfile = value;
+            }
+        }
+
+        [SerializeField]
+        private PWaterProfile calmWaterHQProfile;
+        public PWaterProfile CalmWaterHQProfile
+        {
+            get
+            {
+                return calmWaterHQProfile;
+            }
+            set
+            {
+                calmWaterHQProfile = value;
+            }
+        }
+
+        [SerializeField]
+        private Texture2D noiseTexture;
+        public Texture2D NoiseTexture
+        {
+            get
+            {
+                return noiseTexture;
+            }
+            set
+            {
+                noiseTexture = value;
+            }
+        }
+
+        [SerializeField]
+        private Texture2D defaultNormalMap;
+        public Texture2D DefaultNormalMap
+        {
+            get
+            {
+                return defaultNormalMap;
+            }
+            set
+            {
+                defaultNormalMap = value;
+            }
+        }
+
+        [SerializeField]
+        private Texture2D defaultUnderwaterDistortionMap;
+        public Texture2D DefaultUnderwaterDistortionMap
+        {
+            get
+            {
+                return defaultUnderwaterDistortionMap;
+            }
+            set
+            {
+                defaultUnderwaterDistortionMap = value;
+            }
+        }
+
+        [SerializeField]
+        private Texture2D defaultWetLensDistortionMap;
+        public Texture2D DefaultWetLensDistortionMap
+        {
+            get
+            {
+                return defaultWetLensDistortionMap;
+            }
+            set
+            {
+                defaultWetLensDistortionMap = value;
+            }
+        }
+
+#if UNITY_POST_PROCESSING_STACK_V2
+        [SerializeField]
+        private Shader underwaterShader;
+        public Shader UnderwaterShader
+        {
+            get
+            {
+                if (underwaterShader == null)
+                {
+                    underwaterShader = Shader.Find("Hidden/Poseidon/Underwater");
+#if UNITY_EDITOR
+                    EditorUtility.SetDirty(this);
+#endif
+                }
+                return underwaterShader;
+            }
+            set
+            {
+                underwaterShader = value;
+            }
+        }
+
+        [SerializeField]
+        private Shader wetLensShader;
+        public Shader WetLensShader
+        {
+            get
+            {
+                if (wetLensShader == null)
+                {
+                    wetLensShader = Shader.Find("Hidden/Poseidon/WetLens");
+#if UNITY_EDITOR
+                    EditorUtility.SetDirty(this);
+#endif
+                }
+                return wetLensShader;
+            }
+            set
+            {
+                wetLensShader = value;
+            }
+        }
+#endif
+#if POSEIDON_URP
+        [SerializeField]
+        private Shader underwaterShaderURP;
+        public Shader UnderwaterShaderURP
+        {
+            get
+            {
+                if (underwaterShaderURP == null)
+                {
+                    underwaterShaderURP = Shader.Find("Hidden/Poseidon/UnderwaterURP");
+#if UNITY_EDITOR
+                    EditorUtility.SetDirty(this);
+#endif
+                }
+                return underwaterShaderURP;
+            }
+            set
+            {
+                underwaterShaderURP = value;
+            }
+        }
+
+        [SerializeField]
+        private Shader wetLensShaderURP;
+        public Shader WetLensShaderURP
+        {
+            get
+            {
+                if (wetLensShaderURP == null)
+                {
+                    wetLensShaderURP = Shader.Find("Hidden/Poseidon/WetLensURP");
+#if UNITY_EDITOR
+                    EditorUtility.SetDirty(this);
+#endif
+                }
+                return wetLensShaderURP;
+            }
+            set
+            {
+                wetLensShaderURP = value;
+            }
+        }
+#endif
+
+        [SerializeField]
+        private PInternalShaderSettings internalShaders;
+        public PInternalShaderSettings InternalShaders
+        {
+            get
+            {
+                return internalShaders;
+            }
+            set
+            {
+                internalShaders = value;
+            }
+        }
+
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PPoseidonSettings.cs.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PQuadMeshCreator.cs

@@ -0,0 +1,104 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using Pinwheel.Poseidon;
+
+namespace Pinwheel.Poseidon
+{
+    public class PQuadMeshCreator : IPMeshCreator
+    {
+        private Vector2[,] grid;
+        private PWater water;
+
+        public void Create(PWater water)
+        {
+            this.water = water;
+            Init();
+            GenerateGrid();
+            UpdateMesh();
+        }
+
+        private void Init()
+        {
+            int resolution = water.MeshResolution;
+            int length = resolution + 1;
+            grid = new Vector2[length, length];
+        }
+
+        private void GenerateGrid()
+        {
+            int length = grid.GetLength(0);
+            int width = grid.GetLength(1);
+
+            Vector2 p = Vector2.zero;
+            for (int z = 0; z < length; ++z)
+            {
+                for (int x = 0; x < width; ++x)
+                {
+                    p.Set(
+                        Mathf.InverseLerp(0, width - 1, x),
+                        Mathf.InverseLerp(0, length - 1, z));
+                    grid[z, x] = p;
+                }
+            }
+        }
+
+        private void UpdateMesh()
+        {
+            //vertices
+            int length = grid.GetLength(0);
+            int width = grid.GetLength(1);
+            List<Vector3> vertices = new List<Vector3>();
+            List<int> triangles = new List<int>();
+            List<Vector4> uvs0 = new List<Vector4>(); //contain neighbor vertex position, for normal re-construction
+            List<Color> colors = new List<Color>(); //contain neighbor vertex position, for normal re-construction
+
+            Vector4 bl = Vector4.zero;
+            Vector4 tl = Vector4.zero;
+            Vector4 tr = Vector4.zero;
+            Vector4 br = Vector4.zero;
+
+            for (int z = 0; z < length - 1; ++z)
+            {
+                for (int x = 0; x < width - 1; ++x)
+                {
+                    int lastIndex = vertices.Count;
+                    triangles.Add(lastIndex + 0);
+                    triangles.Add(lastIndex + 1);
+                    triangles.Add(lastIndex + 2);
+                    triangles.Add(lastIndex + 3);
+                    triangles.Add(lastIndex + 4);
+                    triangles.Add(lastIndex + 5);
+
+                    bl.Set(Mathf.InverseLerp(0, width - 1, x), 0, Mathf.InverseLerp(0, length - 1, z), 0);
+                    tl.Set(Mathf.InverseLerp(0, width - 1, x), 0, Mathf.InverseLerp(0, length - 1, z + 1), 0);
+                    tr.Set(Mathf.InverseLerp(0, width - 1, x + 1), 0, Mathf.InverseLerp(0, length - 1, z + 1), 0);
+                    br.Set(Mathf.InverseLerp(0, width - 1, x + 1), 0, Mathf.InverseLerp(0, length - 1, z), 0);
+
+                    vertices.Add(bl); uvs0.Add(tl); colors.Add(tr);
+                    vertices.Add(tl); uvs0.Add(tr); colors.Add(bl);
+                    vertices.Add(tr); uvs0.Add(bl); colors.Add(tl);
+
+                    vertices.Add(bl); uvs0.Add(tr); colors.Add(br);
+                    vertices.Add(tr); uvs0.Add(br); colors.Add(bl);
+                    vertices.Add(br); uvs0.Add(bl); colors.Add(tr);
+                }
+            }
+
+            Mesh m = water.Mesh;
+            m.Clear();
+            m.SetVertices(vertices);
+            m.SetTriangles(triangles, 0);
+            m.SetUVs(0, uvs0);
+            m.SetColors(colors);
+            m.name = "Water Mesh";
+            m.RecalculateBounds();
+            m.RecalculateNormals();
+
+            Bounds bounds = m.bounds;
+            bounds.extents = new Vector3(bounds.extents.x, (bounds.extents.x + bounds.extents.z) * 0.5f, bounds.extents.z);
+            m.bounds = bounds;
+            PUtilities.DoubleMeshBounds(m);
+        }
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PQuadMeshCreator.cs.meta

@@ -0,0 +1,11 @@
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+  assetBundleVariant: 

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PSpline.cs

@@ -0,0 +1,285 @@
+using System.Collections.Generic;
+using UnityEngine;
+using System;
+
+namespace Pinwheel.Poseidon
+{
+    [System.Serializable]
+    public class PSpline : IDisposable
+    {
+        [SerializeField]
+        private List<PSplineAnchor> anchors;
+        public List<PSplineAnchor> Anchors
+        {
+            get
+            {
+                if (anchors == null)
+                {
+                    anchors = new List<PSplineAnchor>();
+                }
+                return anchors;
+            }
+        }
+
+        [SerializeField]
+        private List<PSplineSegment> segments;
+        public List<PSplineSegment> Segments
+        {
+            get
+            {
+                if (segments == null)
+                {
+                    segments = new List<PSplineSegment>();
+                }
+                return segments;
+            }
+        }
+
+        public bool HasBranch
+        {
+            get
+            {
+                return CheckHasBranch();
+            }
+        }
+
+        public bool IsSegmentValid(int segmentIndex)
+        {
+            PSplineSegment s = Segments[segmentIndex];
+            if (s == null)
+                return false;
+            bool startIndexValid =
+                s.StartIndex >= 0 &&
+                s.StartIndex < Anchors.Count &&
+                Anchors[s.StartIndex] != null;
+            bool endIndexValid =
+                s.EndIndex >= 0 &&
+                s.EndIndex < Anchors.Count &&
+                Anchors[s.EndIndex] != null;
+            return startIndexValid && endIndexValid;
+        }
+
+        public void AddAnchor(PSplineAnchor a)
+        {
+            Anchors.Add(a);
+        }
+
+        public void RemoveAnchor(int index)
+        {
+            PSplineAnchor a = Anchors[index];
+            List<int> segmentIndices = FindSegments(index);
+            for (int i = 0; i < segmentIndices.Count; ++i)
+            {
+                int sIndex = segmentIndices[i];
+                Segments[sIndex].Dispose();
+            }
+
+            Segments.RemoveAll(s => s.StartIndex == index || s.EndIndex == index);
+            Segments.ForEach(s =>
+            {
+                if (s.StartIndex > index)
+                    s.StartIndex -= 1;
+                if (s.EndIndex > index)
+                    s.EndIndex -= 1;
+            });
+            Anchors.RemoveAt(index);
+        }
+
+        public PSplineSegment AddSegment(int startIndex, int endIndex)
+        {
+            PSplineSegment s = Segments.Find(s0 =>
+                (s0.StartIndex == startIndex && s0.EndIndex == endIndex) ||
+                (s0.StartIndex == endIndex && s0.EndIndex == startIndex));
+            if (s != null)
+                return s;
+            PSplineSegment newSegment = new PSplineSegment();
+            newSegment.StartIndex = startIndex;
+            newSegment.EndIndex = endIndex;
+            Segments.Add(newSegment);
+            PSplineAnchor startAnchor = Anchors[newSegment.StartIndex];
+            PSplineAnchor endAnchor = Anchors[newSegment.EndIndex];
+            Vector3 direction = (endAnchor.Position - startAnchor.Position).normalized;
+            float length = (endAnchor.Position - startAnchor.Position).magnitude / 3;
+            newSegment.StartTangent = startAnchor.Position + direction * length;
+            newSegment.EndTangent = endAnchor.Position - direction * length;
+            return newSegment;
+        }
+
+        public void RemoveSegment(int index)
+        {
+            Segments[index].Dispose();
+            Segments.RemoveAt(index);
+        }
+
+        public Vector3 EvaluatePosition(int segmentIndex, float t)
+        {
+            PSplineSegment s = Segments[segmentIndex];
+            PSplineAnchor startAnchor = Anchors[s.StartIndex];
+            PSplineAnchor endAnchor = Anchors[s.EndIndex];
+
+            Vector3 p0 = startAnchor.Position;
+            Vector3 p1 = s.StartTangent;
+            Vector3 p2 = s.EndTangent;
+            Vector3 p3 = endAnchor.Position;
+
+            t = Mathf.Clamp01(t);
+            float oneMinusT = 1 - t;
+            Vector3 p =
+                oneMinusT * oneMinusT * oneMinusT * p0 +
+                3 * oneMinusT * oneMinusT * t * p1 +
+                3 * oneMinusT * t * t * p2 +
+                t * t * t * p3;
+            return p;
+        }
+
+        public Quaternion EvaluateRotation(int segmentIndex, float t)
+        {
+            PSplineSegment s = Segments[segmentIndex];
+            PSplineAnchor startAnchor = Anchors[s.StartIndex];
+            PSplineAnchor endAnchor = Anchors[s.EndIndex];
+            return Quaternion.Lerp(startAnchor.Rotation, endAnchor.Rotation, t);
+        }
+
+        public Vector3 EvaluateScale(int segmentIndex, float t)
+        {
+            PSplineSegment s = Segments[segmentIndex];
+            PSplineAnchor startAnchor = Anchors[s.StartIndex];
+            PSplineAnchor endAnchor = Anchors[s.EndIndex];
+            return Vector3.Lerp(startAnchor.Scale, endAnchor.Scale, t);
+        }
+
+        public Vector3 EvaluateUpVector(int segmentIndex, float t)
+        {
+            Quaternion rotation = EvaluateRotation(segmentIndex, t);
+            Matrix4x4 matrix = Matrix4x4.Rotate(rotation);
+            return matrix.MultiplyVector(Vector3.up);
+        }
+
+        public Matrix4x4 TRS(int segmentIndex,float t)
+        {
+            Vector3 pos = EvaluatePosition(segmentIndex, t);
+            Quaternion rotation = EvaluateRotation(segmentIndex, t);
+            Vector3 scale = EvaluateScale(segmentIndex, t);
+            return Matrix4x4.TRS(pos, rotation, scale);
+        }
+
+        private bool CheckHasBranch()
+        {
+            int[] count = new int[Anchors.Count];
+            for (int i = 0; i < Segments.Count; ++i)
+            {
+                if (!IsSegmentValid(i))
+                    continue;
+                PSplineSegment s = Segments[i];
+                count[s.StartIndex] += 1;
+                count[s.EndIndex] += 1;
+                if (count[s.StartIndex] > 2 || count[s.EndIndex] > 2)
+                    return true;
+            }
+
+            return false;
+        }
+
+        public List<int> FindSegments(int anchorIndex)
+        {
+            List<int> indices = new List<int>();
+            for (int i = 0; i < Segments.Count; ++i)
+            {
+                if (Segments[i].StartIndex == anchorIndex ||
+                    Segments[i].EndIndex == anchorIndex)
+                {
+                    indices.Add(i);
+                }
+            }
+
+            return indices;
+        }
+
+        public void Dispose()
+        {
+            for (int i = 0; i < Segments.Count; ++i)
+            {
+                if (Segments[i] != null)
+                {
+                    Segments[i].Dispose();
+                }
+            }
+        }
+
+        public int[] SmoothTangents(params int[] anchorIndices)
+        {
+            int[] anchorRanks = new int[Anchors.Count];
+            Vector3[] directions = new Vector3[Anchors.Count];
+            float[] segmentLengths = new float[Segments.Count];
+
+            for (int i = 0; i < Segments.Count; ++i)
+            {
+                PSplineSegment s = Segments[i];
+                anchorRanks[s.StartIndex] += 1;
+                anchorRanks[s.EndIndex] += 1;
+
+                PSplineAnchor aStart = Anchors[s.StartIndex];
+                PSplineAnchor aEnd = Anchors[s.EndIndex];
+
+                Vector3 startToEnd = aEnd.Position - aStart.Position;
+                Vector3 d = Vector3.Normalize(startToEnd);
+                directions[s.StartIndex] += d;
+                directions[s.EndIndex] += d;
+
+                segmentLengths[i] = startToEnd.magnitude;
+            }
+
+            for (int i = 0; i < directions.Length; ++i)
+            {
+                if (anchorRanks[i] == 0)
+                    continue;
+                directions[i] = Vector3.Normalize(directions[i] / anchorRanks[i]);
+            }
+
+            if (anchorIndices == null || anchorIndices.Length == 0)
+            {
+                anchorIndices = PUtilities.GetIndicesArray(Anchors.Count);
+            }
+
+            for (int i = 0; i < anchorIndices.Length; ++i)
+            {
+                int index = anchorIndices[i];
+                if (anchorRanks[index] > 0)
+                {
+                    Quaternion rot = Quaternion.LookRotation(directions[index], Vector3.up);
+                    Anchors[index].Rotation = rot;
+                }
+            }
+
+            List<int> segmentIndices = new List<int>();
+            for (int i = 0; i < Segments.Count; ++i)
+            {
+                PSplineSegment s = Segments[i];
+                for (int j = 0; j < anchorIndices.Length; ++j)
+                {
+                    int anchorIndex = anchorIndices[j];
+                    if (s.StartIndex == anchorIndex || s.EndIndex == anchorIndex)
+                    {
+                        segmentIndices.Add(i);
+                    }
+                }
+            }
+
+            for (int i = 0; i < segmentIndices.Count; ++i)
+            {
+                int index = segmentIndices[i];
+                PSplineSegment s = Segments[index];
+                PSplineAnchor aStart = Anchors[s.StartIndex];
+                PSplineAnchor aEnd = Anchors[s.EndIndex];
+
+                float sLength = segmentLengths[index];
+                float tangentLength = sLength * 0.33f;
+                Vector3 dirStart = directions[s.StartIndex];
+                Vector3 dirEnd = directions[s.EndIndex];
+                s.StartTangent = aStart.Position + dirStart * tangentLength;
+                s.EndTangent = aEnd.Position - dirEnd * tangentLength;
+            }
+            return segmentIndices.ToArray();
+        }
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PSpline.cs.meta

@@ -0,0 +1,11 @@
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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PSplineAnchor.cs

@@ -0,0 +1,75 @@
+using UnityEngine;
+
+namespace Pinwheel.Poseidon
+{
+    [System.Serializable]
+    public class PSplineAnchor
+    {
+        [SerializeField]
+        private Vector3 position;
+        public Vector3 Position
+        {
+            get
+            {
+                return position;
+            }
+            set
+            {
+                position = value;
+            }
+        }
+
+        [SerializeField]
+        private Quaternion rotation;
+        public Quaternion Rotation
+        {
+            get
+            {
+                return rotation;
+            }
+            set
+            {
+                rotation = value;
+            }
+        }
+
+        [SerializeField]
+        private Vector3 scale;
+        public Vector3 Scale
+        {
+            get
+            {
+                return scale;
+            }
+            set
+            {
+                scale = value;
+            }
+        }
+
+        public PSplineAnchor()
+        {
+            position = Vector3.zero;
+            rotation = Quaternion.identity;
+            scale = Vector3.one;
+        }
+
+        public PSplineAnchor(Vector3 pos)
+        {
+            position = pos;
+            rotation = Quaternion.identity;
+            scale = Vector3.one;
+        }
+
+#if GRIFFIN_2020
+        public static explicit operator PSplineAnchor(Pinwheel.Griffin.SplineTool.GSplineAnchor a)
+        {
+            PSplineAnchor anchor = new PSplineAnchor();
+            anchor.Position = a.Position;
+            anchor.Rotation = a.Rotation;
+            anchor.Scale = a.Scale;
+            return anchor;
+        }
+#endif
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PSplineAnchor.cs.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PSplineCreator.cs

@@ -0,0 +1,121 @@
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace Pinwheel.Poseidon
+{
+    [System.Serializable]
+    [ExecuteInEditMode]
+    public class PSplineCreator : MonoBehaviour
+    {
+        [SerializeField]
+        private int groupId;
+        public int GroupId
+        {
+            get
+            {
+                return groupId;
+            }
+            set
+            {
+                groupId = value;
+            }
+        }
+
+        [SerializeField]
+        private Vector3 positionOffset;
+        public Vector3 PositionOffset
+        {
+            get
+            {
+                return positionOffset;
+            }
+            set
+            {
+                positionOffset = value;
+            }
+        }
+
+        [SerializeField]
+        private Quaternion initialRotation;
+        public Quaternion InitialRotation
+        {
+            get
+            {
+                return initialRotation;
+            }
+            set
+            {
+                initialRotation = value;
+            }
+        }
+
+        [SerializeField]
+        private Vector3 initialScale;
+        public Vector3 InitialScale
+        {
+            get
+            {
+                return initialScale;
+            }
+            set
+            {
+                initialScale = value;
+            }
+        }
+
+        [SerializeField]
+        private int smoothness;
+        public int Smoothness
+        {
+            get
+            {
+                return smoothness;
+            }
+            set
+            {
+                smoothness = Mathf.Max(2, value);
+            }
+        }
+
+        [SerializeField]
+        private float width;
+        public float Width
+        {
+            get
+            {
+                return width;
+            }
+            set
+            {
+                width = Mathf.Max(0, value);
+            }
+        }
+
+        [SerializeField]
+        private PSpline spline;
+        public PSpline Spline
+        {
+            get
+            {
+                if (spline == null)
+                {
+                    spline = new PSpline();
+                }
+                return spline;
+            }
+            set
+            {
+                spline = value;
+            }
+        }
+
+        public void Reset()
+        {
+            PositionOffset = Vector3.zero;
+            InitialRotation = Quaternion.identity;
+            InitialScale = Vector3.one;
+            Smoothness = 20;
+            Width = 10;
+        }
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PSplineCreator.cs.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PSplineMeshCreator.cs

@@ -0,0 +1,146 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using Pinwheel.Poseidon;
+
+namespace Pinwheel.Poseidon
+{
+    public class PSplineMeshCreator : IPMeshCreator
+    {
+        private PWater water;
+
+        public void Create(PWater water)
+        {
+            List<PSplineSegment> segments = water.Spline.Segments;
+            for (int i = 0; i < segments.Count; ++i)
+            {
+                Create(water, i);
+            }
+        }
+
+        public void Create(PWater water, int segmentIndex)
+        {
+            this.water = water;
+
+            List<Vector3> vertices = new List<Vector3>();
+            List<Vector4> uvs0 = new List<Vector4>();
+            List<Vector4> uvs1 = new List<Vector4>();
+            List<Color> colors = new List<Color>();
+            List<int> triangles = new List<int>();
+
+            PSpline spline = water.Spline;
+            PSplineSegment s = water.Spline.Segments[segmentIndex];
+
+            Vector3 pos0, pos1;
+            Quaternion rotation0, rotation1;
+            Vector3 scale0, scale1;
+            Matrix4x4 matrix0, matrix1;
+
+            Vector4 bl, tl, tr, br;
+            Vector4 v0, v1, v2, v3;
+            Vector4 flow0, flow1;
+            int currentVertexCount;
+
+            float halfWidth = water.SplineWidth * 0.5f;
+            int resY = Mathf.RoundToInt(water.SplineResolutionY * s.ResolutionMultiplierY);
+            resY = Mathf.Clamp(resY, 2, 100);
+            if (resY % 2 == 1)
+            {
+                resY -= 1;
+            }
+            int resX = water.SplineResolutionX;
+            float xStep = 1.0f / resX;
+            float yStep = 1.0f / resY;
+            float x0, x1;
+            float y0, y1;
+            for (int yIndex = 0; yIndex < resY; ++yIndex)
+            {
+                y0 = yIndex * yStep;
+                pos0 = spline.EvaluatePosition(segmentIndex, y0);
+                rotation0 = spline.EvaluateRotation(segmentIndex, y0);
+                scale0 = spline.EvaluateScale(segmentIndex, y0);
+                matrix0 = Matrix4x4.TRS(pos0, rotation0, scale0);
+
+                y1 = (yIndex + 1) * yStep;
+                pos1 = spline.EvaluatePosition(segmentIndex, y1);
+                rotation1 = spline.EvaluateRotation(segmentIndex, y1);
+                scale1 = spline.EvaluateScale(segmentIndex, y1);
+                matrix1 = Matrix4x4.TRS(pos1, rotation1, scale1);
+
+                bl = matrix0.MultiplyPoint(new Vector3(-halfWidth, 0, 0));
+                tl = matrix1.MultiplyPoint(new Vector3(-halfWidth, 0, 0));
+                tr = matrix1.MultiplyPoint(new Vector3(halfWidth, 0, 0));
+                br = matrix0.MultiplyPoint(new Vector3(halfWidth, 0, 0));
+
+                for (int xIndex = 0; xIndex < resX; ++xIndex)
+                {
+                    x0 = xIndex * xStep;
+                    x1 = (xIndex + 1) * xStep;
+
+                    v0 = Vector4.Lerp(bl, br, x0);
+                    v1 = Vector4.Lerp(tl, tr, x0);
+                    v2 = Vector4.Lerp(tl, tr, x1);
+                    v3 = Vector4.Lerp(bl, br, x1);
+
+                    currentVertexCount = vertices.Count;
+                    triangles.Add(currentVertexCount + 0);
+                    triangles.Add(currentVertexCount + 1);
+                    triangles.Add(currentVertexCount + 2);
+                    triangles.Add(currentVertexCount + 3);
+                    triangles.Add(currentVertexCount + 4);
+                    triangles.Add(currentVertexCount + 5);
+
+                    flow0 = matrix0.MultiplyVector(Vector3.forward*2);
+                    flow1 = matrix1.MultiplyVector(Vector3.forward*2);
+
+                    if ((xIndex + yIndex) % 2 == 0)
+                    {
+                        BakeData(vertices, uvs0, colors, uvs1, v0, v1, v2, flow0, flow1, flow1);
+                        BakeData(vertices, uvs0, colors, uvs1, v1, v2, v0, flow1, flow1, flow0);
+                        BakeData(vertices, uvs0, colors, uvs1, v2, v0, v1, flow1, flow0, flow1);
+
+                        BakeData(vertices, uvs0, colors, uvs1, v2, v3, v0, flow1, flow0, flow0);
+                        BakeData(vertices, uvs0, colors, uvs1, v3, v0, v2, flow0, flow0, flow1);
+                        BakeData(vertices, uvs0, colors, uvs1, v0, v2, v3, flow0, flow1, flow0);
+                    }
+                    else
+                    {
+                        BakeData(vertices, uvs0, colors, uvs1, v0, v1, v3, flow0, flow1, flow0);
+                        BakeData(vertices, uvs0, colors, uvs1, v1, v3, v0, flow1, flow0, flow0);
+                        BakeData(vertices, uvs0, colors, uvs1, v3, v0, v1, flow0, flow0, flow1);
+
+                        BakeData(vertices, uvs0, colors, uvs1, v2, v3, v1, flow1, flow0, flow1);
+                        BakeData(vertices, uvs0, colors, uvs1, v3, v1, v2, flow0, flow1, flow1);
+                        BakeData(vertices, uvs0, colors, uvs1, v1, v2, v3, flow1, flow1, flow0);
+                    }
+                }
+            }
+
+            Mesh m = s.Mesh;
+            m.Clear();
+            m.SetVertices(vertices);
+            m.SetUVs(0, uvs0);
+            m.SetUVs(1, uvs1);
+            m.SetColors(colors);
+            m.SetTriangles(triangles, 0);
+            m.RecalculateBounds();
+            PUtilities.DoubleMeshBounds(m);
+        }
+
+        private void BakeData(
+            List<Vector3> vertices, List<Vector4> uvs0, List<Color> colors, List<Vector4> uvs1,
+            Vector4 v0, Vector4 v1, Vector4 v2, 
+            Vector4 flow0, Vector4 flow1, Vector4 flow2)
+        {
+            Vector3 vertex = new Vector3(v0.x, v0.y, v0.z);
+            Vector4 uv0 = new Vector4(v1.x, v1.y, v1.z, flow0.x);
+            Color color = new Color(v2.x, v2.y, v2.z, flow0.z);
+            Vector4 uv1 = new Vector4(flow1.x, flow1.z, flow2.x, flow2.z);
+
+            vertices.Add(vertex);
+            uvs0.Add(uv0);
+            colors.Add(color);
+            uvs1.Add(uv1);            
+        }
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PSplineMeshCreator.cs.meta

@@ -0,0 +1,11 @@
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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PSplineSegment.cs

@@ -0,0 +1,117 @@
+using UnityEngine;
+using System;
+
+namespace Pinwheel.Poseidon
+{
+    [System.Serializable]
+    public class PSplineSegment : IDisposable
+    {
+        [SerializeField]
+        private int startIndex;
+        public int StartIndex
+        {
+            get
+            {
+                return startIndex;
+            }
+            set
+            {
+                startIndex = value;
+            }
+        }
+
+        [SerializeField]
+        private int endIndex;
+        public int EndIndex
+        {
+            get
+            {
+                return endIndex;
+            }
+            set
+            {
+                endIndex = value;
+            }
+        }
+
+        [SerializeField]
+        private Vector3 startTangent;
+        public Vector3 StartTangent
+        {
+            get
+            {
+                return startTangent;
+            }
+            set
+            {
+                startTangent = value;
+            }
+        }
+
+        [SerializeField]
+        private Vector3 endTangent;
+        public Vector3 EndTangent
+        {
+            get
+            {
+                return endTangent;
+            }
+            set
+            {
+                endTangent = value;
+            }
+        }
+
+        [SerializeField]
+        private float resolutionMultiplierY = 1;
+        public float ResolutionMultiplierY
+        {
+            get
+            {
+                resolutionMultiplierY = Mathf.Clamp(resolutionMultiplierY, 0f, 2f);
+                return resolutionMultiplierY;
+            }
+            set
+            {
+                resolutionMultiplierY = Mathf.Clamp(value, 0f, 2f);
+            }
+        }
+
+        [SerializeField]
+        private Mesh mesh;
+        public Mesh Mesh
+        {
+            get
+            {
+                if (mesh == null)
+                {
+                    mesh = new Mesh();
+                    mesh.name = "Spline Segment";
+                    mesh.MarkDynamic();
+                }
+                return mesh;
+            }
+        }
+
+        public void Dispose()
+        {
+            if (mesh != null)
+            {
+                PUtilities.DestroyObject(mesh);
+            }
+        }
+
+#if GRIFFIN_2020
+        public static explicit operator PSplineSegment(Pinwheel.Griffin.SplineTool.GSplineSegment s)
+        {
+            PSplineSegment segment = new PSplineSegment();
+            segment.StartIndex = s.StartIndex;
+            segment.EndIndex = s.EndIndex;
+            segment.StartTangent = s.StartTangent;
+            segment.EndTangent = s.EndTangent;
+            segment.ResolutionMultiplierY = 1;
+            return segment;
+        }
+#endif
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PSplineSegment.cs.meta

@@ -0,0 +1,11 @@
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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PSplineUtilities.cs

@@ -0,0 +1,38 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Pinwheel.Poseidon
+{
+    public static class PSplineUtilities
+    {
+        public static void WaterPivotToSplineCenter(PWater water)
+        {
+            PSpline spline = water.Spline;
+            List<PSplineAnchor> anchors = spline.Anchors;
+            if (anchors.Count == 0)
+                return;
+
+            Vector3 splineCenterLocal = Vector3.zero;
+            for (int i = 0; i < anchors.Count; ++i)
+            {
+                splineCenterLocal += anchors[i].Position;
+            }
+
+            splineCenterLocal = splineCenterLocal / anchors.Count;
+            for (int i = 0; i < anchors.Count; ++i)
+            {
+                anchors[i].Position -= splineCenterLocal;
+            }
+
+            List<PSplineSegment> segments = spline.Segments;
+            for (int i = 0; i < segments.Count; ++i)
+            {
+                segments[i].StartTangent -= splineCenterLocal;
+                segments[i].EndTangent -= splineCenterLocal;
+            }
+            Vector3 splineCenterWorld = water.transform.TransformPoint(splineCenterLocal);
+            water.transform.position = splineCenterWorld;
+        }
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PSplineUtilities.cs.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PTimeMode.cs

@@ -0,0 +1,11 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Pinwheel.Poseidon
+{
+    public enum PTimeMode
+    {
+        Auto, Manual
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PTimeMode.cs.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PWater.cs.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PWaterExtension.cs

@@ -0,0 +1,148 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using System;
+
+namespace Pinwheel.Poseidon
+{
+    public static class PWaterExtension
+    {
+        public static Vector3 GetLocalVertexPosition(this PWater water, Vector3 localPos, bool applyRipple = false)
+        {
+            if (water.Profile == null)
+            {
+                throw new NullReferenceException("The water must have a profile to calculate vertex position.");
+            }
+
+            if (water.Profile.EnableWave)
+            {
+                water.ApplyWaveHQ(ref localPos);
+            }
+
+            if (applyRipple)
+            {
+                water.ApplyRipple(ref localPos);
+            }
+
+            return localPos;
+        }
+    }
+
+    internal static class PWaveCalculator
+    {
+        public static void ApplyWaveHQ(this PWater water, ref Vector3 v0)
+        {
+            Vector3 offset0 = water.CalculateWaveOffsetHQ(v0);
+            v0 += offset0;
+        }
+
+        private static Vector3 CalculateWaveOffsetHQ(this PWater water, Vector3 vertex)
+        {
+            PWaterProfile profile = water.Profile;
+            Vector2 waveDirection = new Vector2(Mathf.Cos(profile.WaveDirection * Mathf.Deg2Rad), Mathf.Sin(profile.WaveDirection * Mathf.Deg2Rad));
+            float time = (float)water.GetTimeParam();
+
+            //Vector3 worldPos = water.transform.localToWorldMatrix.MultiplyPoint(vertex);
+            Vector3 worldPos = water.transform.TransformPoint(vertex);
+            Vector2 worldXZ = new Vector2(worldPos.x, worldPos.z);
+            Vector2 noisePos = worldXZ - 2 * profile.WaveSpeed * waveDirection * time;
+            float noise = PNoiseTextureSampler.SampleVertexNoise(noisePos * 0.001f) * profile.WaveDeform;
+
+            float dotValue = Vector2.Dot(worldXZ, waveDirection);
+            float t = Frac((dotValue - profile.WaveSpeed * time) / profile.WaveLength - noise * profile.WaveDeform * 0.25f);
+
+            Vector2 p = SampleWaveCurve(t, profile.WaveSteepness);
+            p.y -= Mathf.Lerp(0.5f, 1f, noise * 0.5f + 0.5f);
+            Vector3 offset = new Vector3(0, profile.WaveHeight * p.y, 0);
+            if (water.UseWaveMask && water.WaveMask != null)
+            {
+                Rect waveMaskBounds = water.WaveMaskBounds;
+                float maskU = InverseLerpUnclamped(waveMaskBounds.min.x, waveMaskBounds.max.x, worldPos.x);
+                float maskV = InverseLerpUnclamped(waveMaskBounds.min.y, waveMaskBounds.max.y, worldPos.z);
+                Color mask = water.WaveMask.GetPixelBilinear(maskU, maskV);
+                float inbounds = (maskU >= 0 && maskU <= 1 && maskV >= 0 && maskV <= 1) ? 1 : 0;
+                float heightMask = Mathf.Lerp(1, mask.a, inbounds);
+                offset.y *= heightMask;
+            }
+
+            return offset;
+        }
+
+        private static float Frac(float v)
+        {
+            return v - Mathf.Floor(v);
+        }
+
+        private static Vector2 SampleWaveCurve(float t, float waveSteepness)
+        {
+            Vector2 left = Vector2.zero;
+            Vector2 right = Vector2.right;
+            Vector2 middle = new Vector2(Mathf.Lerp(0.5f, 0.95f, waveSteepness), 1);
+
+            Vector2 anchor0 = left * ((t < middle.x) ? 1 : 0) + middle * ((t >= middle.x) ? 1 : 0);
+            Vector2 anchor1 = middle * ((t < middle.x) ? 1 : 0) + right * ((t >= middle.x) ? 1 : 0);
+            float tangentLength = 0.5f;
+            Vector2 tangent0 = new Vector2(tangentLength, 0) * ((t < middle.x) ? 1 : 0) + new Vector2(middle.x + tangentLength, middle.y) * ((t >= middle.x) ? 1 : 0);
+            Vector2 tangent1 = new Vector2(middle.x - tangentLength, middle.y) * ((t < middle.x) ? 1 : 0) + new Vector2(1 - tangentLength, 0) * ((t >= middle.x) ? 1 : 0);
+            float splineT = InverseLerpUnclamped(anchor0.x, anchor1.x, t);
+
+            Vector2 p = SampleSpline(splineT, anchor0, anchor1, tangent0, tangent1);
+            return p;
+        }
+
+        private static float InverseLerpUnclamped(float a, float b, float value)
+        {
+            //adding a==b check if needed
+            return (value - a) / (b - a + 0.000001f);
+        }
+
+        private static Vector2 SampleSpline(float t, Vector2 anchor0, Vector2 anchor1, Vector2 tangent0, Vector2 tangent1)
+        {
+            float oneMinusT = 1 - t;
+            Vector2 p =
+                oneMinusT * oneMinusT * oneMinusT * anchor0 +
+                3 * oneMinusT * oneMinusT * t * tangent0 +
+                3 * oneMinusT * t * t * tangent1 +
+                t * t * t * anchor1;
+            return p;
+        }
+    }
+
+    internal static class PRippleCalculator
+    {
+        private static Vector3 CalculateRippleVertexOffset(this PWater water, Vector3 localPos, float rippleHeight, float rippleSpeed, float rippleScale, Vector3 flowDir)
+        {
+            Vector3 worldPos = water.transform.localToWorldMatrix.MultiplyPoint(localPos);
+            Vector2 noisePos = new Vector2(worldPos.x, worldPos.z);
+
+            rippleScale *= 0.01f;
+            rippleSpeed *= 0.1f;
+
+            Vector2 flowDirXZ = new Vector2(flowDir.x, flowDir.z);
+
+            float time = (float)water.GetTimeParam();
+            float noiseBase = PNoiseTextureSampler.SampleVertexNoise((noisePos - flowDirXZ * time * rippleSpeed) * rippleScale) * 0.5f + 0.5f;
+            float noiseFade = Mathf.Lerp(0.5f, 1f, PNoiseTextureSampler.SampleVertexNoise((noisePos + flowDirXZ * time * rippleSpeed * 3) * rippleScale) * 0.5f + 0.5f);
+
+            float noise = Mathf.Abs(noiseBase - noiseFade);
+
+            Vector3 offset = new Vector3(0, noise * rippleHeight, 0);
+            return offset;
+        }
+
+        public static void ApplyRipple(this PWater water, ref Vector3 v0)
+        {
+            Vector3 flowDir = Vector3.one;
+            v0 += water.CalculateRippleVertexOffset(v0, water.Profile.RippleHeight, water.Profile.RippleSpeed, water.Profile.RippleNoiseScale, flowDir);
+        }
+    }
+
+    internal static class PNoiseTextureSampler
+    {
+        public static float SampleVertexNoise(Vector2 uv)
+        {
+            Texture2D tex = PPoseidonSettings.Instance.NoiseTexture;
+            return tex.GetPixelBilinear(uv.x, uv.y, 0).r * 2 - 1;
+        }
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PWaterExtension.cs.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PWaterMeshType.cs

@@ -0,0 +1,11 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Pinwheel.Poseidon
+{
+    public enum PWaterMeshType
+    {
+        TileablePlane, Area, Spline, CustomMesh
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PWaterMeshType.cs.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PWaterMode.cs

@@ -0,0 +1,11 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Pinwheel.Poseidon
+{
+    public enum PWaterMode
+    {
+        CalmWater
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PWaterMode.cs.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PWaterProfile.cs

@@ -0,0 +1,869 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine.Rendering;
+using UnityEngine.Serialization;
+#if UNITY_EDITOR
+using UnityEditor;
+#endif
+
+namespace Pinwheel.Poseidon
+{
+    [CreateAssetMenu(menuName = "Poseidon/Water Profile")]
+    public class PWaterProfile : ScriptableObject
+    {
+        [SerializeField]
+        private PLightingModel lightingModel;
+        public PLightingModel LightingModel
+        {
+            get
+            {
+                return lightingModel;
+            }
+            set
+            {
+                lightingModel = value;
+            }
+        }
+
+        [SerializeField]
+        private bool useFlatLighting;
+        public bool UseFlatLighting
+        {
+            get
+            {
+                return useFlatLighting;
+            }
+            set
+            {
+                useFlatLighting = value;
+            }
+        }
+
+        [SerializeField]
+        private int renderQueueIndex;
+        public int RenderQueueIndex
+        {
+            get
+            {
+                return renderQueueIndex;
+            }
+            set
+            {
+                renderQueueIndex = value;
+            }
+        }
+
+        [SerializeField]
+        private Color color;
+        public Color Color
+        {
+            get
+            {
+                return color;
+            }
+            set
+            {
+                color = value;
+            }
+        }
+
+        [SerializeField]
+        private Color specColor;
+        public Color SpecColor
+        {
+            get
+            {
+                return specColor;
+            }
+            set
+            {
+                specColor = value;
+            }
+        }
+
+        [SerializeField]
+        private float smoothness;
+        public float Smoothness
+        {
+            get
+            {
+                return smoothness;
+            }
+            set
+            {
+                smoothness = Mathf.Clamp01(value);
+            }
+        }
+
+        [FormerlySerializedAs("enableLightAbsorbtion")]
+        [SerializeField]
+        private bool enableLightAbsorption;
+        public bool EnableLightAbsorption
+        {
+            get
+            {
+                return enableLightAbsorption;
+            }
+            set
+            {
+                enableLightAbsorption = value;
+            }
+        }
+
+        [SerializeField]
+        private Color depthColor;
+        public Color DepthColor
+        {
+            get
+            {
+                return depthColor;
+            }
+            set
+            {
+                depthColor = value;
+            }
+        }
+
+        [SerializeField]
+        private float maxDepth;
+        public float MaxDepth
+        {
+            get
+            {
+                return maxDepth;
+            }
+            set
+            {
+                maxDepth = Mathf.Max(0, value);
+            }
+        }
+
+        [SerializeField]
+        private bool enableFoam;
+        public bool EnableFoam
+        {
+            get
+            {
+                return enableFoam;
+            }
+            set
+            {
+                enableFoam = value;
+            }
+        }
+
+        [SerializeField]
+        private Color foamColor;
+        public Color FoamColor
+        {
+            get
+            {
+                return foamColor;
+            }
+            set
+            {
+                foamColor = value;
+            }
+        }
+
+        [SerializeField]
+        private float foamDistance;
+        public float FoamDistance
+        {
+            get
+            {
+                return foamDistance;
+            }
+            set
+            {
+                foamDistance = Mathf.Max(0, value);
+            }
+        }
+
+        [SerializeField]
+        private bool enableFoamHQ;
+        public bool EnableFoamHQ
+        {
+            get
+            {
+                return enableFoamHQ;
+            }
+            set
+            {
+                enableFoamHQ = value;
+            }
+        }
+
+        [SerializeField]
+        private float foamNoiseScaleHQ;
+        public float FoamNoiseScaleHQ
+        {
+            get
+            {
+                return foamNoiseScaleHQ;
+            }
+            set
+            {
+                foamNoiseScaleHQ = value;
+            }
+        }
+
+        [SerializeField]
+        private float foamNoiseSpeedHQ;
+        public float FoamNoiseSpeedHQ
+        {
+            get
+            {
+                return foamNoiseSpeedHQ;
+            }
+            set
+            {
+                foamNoiseSpeedHQ = value;
+            }
+        }
+
+        [SerializeField]
+        private float shorelineFoamStrength;
+        public float ShorelineFoamStrength
+        {
+            get
+            {
+                return shorelineFoamStrength;
+            }
+            set
+            {
+                shorelineFoamStrength = Mathf.Clamp01(value);
+            }
+        }
+
+        [SerializeField]
+        private float crestFoamStrength;
+        public float CrestFoamStrength
+        {
+            get
+            {
+                return crestFoamStrength;
+            }
+            set
+            {
+                crestFoamStrength = Mathf.Clamp01(value);
+            }
+        }
+
+        [SerializeField]
+        private float crestMaxDepth;
+        public float CrestMaxDepth
+        {
+            get
+            {
+                return crestMaxDepth;
+            }
+            set
+            {
+                crestMaxDepth = Mathf.Max(0, value);
+            }
+        }
+
+        [SerializeField]
+        private float slopeFoamStrength;
+        public float SlopeFoamStrength
+        {
+            get
+            {
+                return slopeFoamStrength;
+            }
+            set
+            {
+                slopeFoamStrength = Mathf.Clamp01(value);
+            }
+        }
+
+        [SerializeField]
+        private float slopeFoamFlowSpeed;
+        public float SlopeFoamFlowSpeed
+        {
+            get
+            {
+                return slopeFoamFlowSpeed;
+            }
+            set
+            {
+                slopeFoamFlowSpeed = Mathf.Max(0, value);
+            }
+        }
+
+        [SerializeField]
+        private float slopeFoamDistance;
+        public float SlopeFoamDistance
+        {
+            get
+            {
+                return slopeFoamDistance;
+            }
+            set
+            {
+                slopeFoamDistance = Mathf.Max(0, value);
+            }
+        }
+
+        [SerializeField]
+        private float rippleHeight;
+        public float RippleHeight
+        {
+            get
+            {
+                return rippleHeight;
+            }
+            set
+            {
+                rippleHeight = Mathf.Clamp01(value);
+            }
+        }
+
+        [SerializeField]
+        private float rippleSpeed;
+        public float RippleSpeed
+        {
+            get
+            {
+                return rippleSpeed;
+            }
+            set
+            {
+                rippleSpeed = value;
+            }
+        }
+
+        [SerializeField]
+        private float rippleNoiseScale;
+        public float RippleNoiseScale
+        {
+            get
+            {
+                return rippleNoiseScale;
+            }
+            set
+            {
+                rippleNoiseScale = value;
+            }
+        }
+
+        [SerializeField]
+        private bool enableWave;
+        public bool EnableWave
+        {
+            get
+            {
+                return enableWave;
+            }
+            set
+            {
+                enableWave = value;
+            }
+        }
+
+        [SerializeField]
+        private float waveDirection;
+        public float WaveDirection
+        {
+            get
+            {
+                return waveDirection;
+            }
+            set
+            {
+                waveDirection = Mathf.Clamp(value, 0f, 360f);
+            }
+        }
+
+        [SerializeField]
+        private float waveSpeed;
+        public float WaveSpeed
+        {
+            get
+            {
+                return waveSpeed;
+            }
+            set
+            {
+                waveSpeed = value;
+            }
+        }
+
+        [SerializeField]
+        private float waveHeight;
+        public float WaveHeight
+        {
+            get
+            {
+                return waveHeight;
+            }
+            set
+            {
+                waveHeight = Mathf.Max(0, value);
+            }
+        }
+
+        [SerializeField]
+        private float waveLength;
+        public float WaveLength
+        {
+            get
+            {
+                return waveLength;
+            }
+            set
+            {
+                waveLength = Mathf.Max(1, value);
+            }
+        }
+
+        [SerializeField]
+        private float waveSteepness;
+        public float WaveSteepness
+        {
+            get
+            {
+                return waveSteepness;
+            }
+            set
+            {
+                waveSteepness = Mathf.Clamp01(value);
+            }
+        }
+
+        [SerializeField]
+        private float waveDeform;
+        public float WaveDeform
+        {
+            get
+            {
+                return waveDeform;
+            }
+            set
+            {
+                waveDeform = Mathf.Clamp01(value);
+            }
+        }
+
+        [SerializeField]
+        private float fresnelStrength;
+        public float FresnelStrength
+        {
+            get
+            {
+                return fresnelStrength;
+            }
+            set
+            {
+                fresnelStrength = Mathf.Max(0, value);
+            }
+        }
+
+        [SerializeField]
+        private float fresnelBias;
+        public float FresnelBias
+        {
+            get
+            {
+                return fresnelBias;
+            }
+            set
+            {
+                fresnelBias = Mathf.Clamp01(value);
+            }
+        }
+
+        [SerializeField]
+        private bool enableReflection;
+        public bool EnableReflection
+        {
+            get
+            {
+                return enableReflection;
+            }
+            set
+            {
+                enableReflection = value;
+            }
+        }
+
+        [SerializeField]
+        private int reflectionTextureResolution;
+        public int ReflectionTextureResolution
+        {
+            get
+            {
+                return reflectionTextureResolution;
+            }
+            set
+            {
+                reflectionTextureResolution = Mathf.Clamp(Mathf.ClosestPowerOfTwo(value), 32, 2048);
+            }
+        }
+
+        [SerializeField]
+        private bool enableReflectionPixelLight;
+        public bool EnableReflectionPixelLight
+        {
+            get
+            {
+                return enableReflectionPixelLight;
+            }
+            set
+            {
+                enableReflectionPixelLight = value;
+            }
+        }
+
+        [SerializeField]
+        private float reflectionClipPlaneOffset;
+        public float ReflectionClipPlaneOffset
+        {
+            get
+            {
+                return reflectionClipPlaneOffset;
+            }
+            set
+            {
+                reflectionClipPlaneOffset = value;
+            }
+        }
+
+        [SerializeField]
+        private LayerMask reflectionLayers;
+        public LayerMask ReflectionLayers
+        {
+            get
+            {
+                return reflectionLayers;
+            }
+            set
+            {
+                reflectionLayers = value;
+            }
+        }
+
+        [SerializeField]
+        private bool reflectCustomSkybox;
+        public bool ReflectCustomSkybox
+        {
+            get
+            {
+                return reflectCustomSkybox;
+            }
+            set
+            {
+                reflectCustomSkybox = value;
+            }
+        }
+
+        [SerializeField]
+        private float reflectionDistortionStrength;
+        public float ReflectionDistortionStrength
+        {
+            get
+            {
+                return reflectionDistortionStrength;
+            }
+            set
+            {
+                reflectionDistortionStrength = value;
+            }
+        }
+
+        [SerializeField]
+        private bool enableRefraction;
+        public bool EnableRefraction
+        {
+            get
+            {
+                return enableRefraction;
+            }
+            set
+            {
+                enableRefraction = value;
+            }
+        }
+
+        [SerializeField]
+        private float refractionDistortionStrength;
+        public float RefractionDistortionStrength
+        {
+            get
+            {
+                return refractionDistortionStrength;
+            }
+            set
+            {
+                refractionDistortionStrength = value;
+            }
+        }
+
+        [SerializeField]
+        private bool enableCaustic;
+        public bool EnableCaustic
+        {
+            get
+            {
+                return enableCaustic;
+            }
+            set
+            {
+                enableCaustic = value;
+            }
+        }
+
+        [SerializeField]
+        private Texture causticTexture;
+        public Texture CausticTexture
+        {
+            get
+            {
+                return causticTexture;
+            }
+            set
+            {
+                causticTexture = value;
+            }
+        }
+
+        [SerializeField]
+        private float causticSize;
+        public float CausticSize
+        {
+            get
+            {
+                return causticSize;
+            }
+            set
+            {
+                causticSize = value;
+            }
+        }
+
+        [SerializeField]
+        private float causticStrength;
+        public float CausticStrength
+        {
+            get
+            {
+                return causticStrength;
+            }
+            set
+            {
+                causticStrength = Mathf.Max(0, value);
+            }
+        }
+
+        [SerializeField]
+        private float causticDistortionStrength;
+        public float CausticDistortionStrength
+        {
+            get
+            {
+                return causticDistortionStrength;
+            }
+            set
+            {
+                causticDistortionStrength = value;
+            }
+        }
+
+#if AURA_IN_PROJECT
+        [SerializeField]
+        private bool applyAuraLighting;
+        public bool ApplyAuraLighting
+        {
+            get
+            {
+                return applyAuraLighting;
+            }
+            set
+            {
+                applyAuraLighting = value;
+            }
+        }
+
+        [SerializeField]
+        private float auraLightingFactor;
+        public float AuraLightingFactor
+        {
+            get
+            {
+                return auraLightingFactor;
+            }
+            set
+            {
+                auraLightingFactor = Mathf.Max(0, value);
+            }
+        }
+
+        [SerializeField]
+        private bool applyAuraFog;
+        public bool ApplyAuraFog
+        {
+            get
+            {
+                return applyAuraFog;
+            }
+            set
+            {
+                applyAuraFog = value;
+            }
+        }
+#endif
+
+        public void Reset()
+        {
+            PWaterProfile defaultProfile = PPoseidonSettings.Instance.CalmWaterProfile;
+            if (defaultProfile != null)
+            {
+                CopyFrom(defaultProfile);
+            }
+        }
+
+        public void UpdateMaterialProperties(Material mat)
+        {
+            if (mat == null)
+                return;
+            PMat.SetActiveMaterial(mat);
+
+            PMat.SetKeywordEnable(PMat.KW_LIGHTING_BLINN_PHONG, lightingModel == PLightingModel.BlinnPhong);
+            PMat.SetKeywordEnable(PMat.KW_LIGHTING_LAMBERT, lightingModel == PLightingModel.Lambert);
+
+            PMat.SetKeywordEnable(PMat.KW_FLAT_LIGHTING, useFlatLighting);
+
+            PMat.SetRenderQueue(PMat.QUEUE_TRANSPARENT + RenderQueueIndex);
+
+            PMat.SetColor(PMat.COLOR, color);
+            PMat.SetColor(PMat.SPEC_COLOR, specColor);
+            PMat.SetColor(PMat.SPEC_COLOR_BLINN_PHONG, specColor);
+            PMat.SetFloat(PMat.SMOOTHNESS, smoothness);
+
+            PMat.SetKeywordEnable(PMat.KW_LIGHT_ABSORPTION, enableLightAbsorption);
+            PMat.SetColor(PMat.DEPTH_COLOR, depthColor);
+            PMat.SetFloat(PMat.MAX_DEPTH, maxDepth);
+
+            PMat.SetKeywordEnable(PMat.KW_FOAM, enableFoam);
+            PMat.SetKeywordEnable(PMat.KW_FOAM_HQ, enableFoamHQ);
+            PMat.SetKeywordEnable(PMat.KW_FOAM_CREST, crestFoamStrength > 0);
+            PMat.SetKeywordEnable(PMat.KW_FOAM_SLOPE, slopeFoamStrength > 0);
+            PMat.SetColor(PMat.FOAM_COLOR, foamColor);
+            PMat.SetFloat(PMat.FOAM_DISTANCE, foamDistance);
+            PMat.SetFloat(PMat.FOAM_NOISE_SCALE_HQ, foamNoiseScaleHQ);
+            PMat.SetFloat(PMat.FOAM_NOISE_SPEED_HQ, foamNoiseSpeedHQ);
+            PMat.SetFloat(PMat.SHORELINE_FOAM_STRENGTH, shorelineFoamStrength);
+            PMat.SetFloat(PMat.CREST_FOAM_STRENGTH, crestFoamStrength);
+            PMat.SetFloat(PMat.CREST_MAX_DEPTH, crestMaxDepth);
+            PMat.SetFloat(PMat.SLOPE_FOAM_STRENGTH, slopeFoamStrength);
+            PMat.SetFloat(PMat.SLOPE_FOAM_FLOW_SPEED, slopeFoamFlowSpeed);
+            PMat.SetFloat(PMat.SLOPE_FOAM_DISTANCE, slopeFoamDistance);
+
+            PMat.SetFloat(PMat.RIPPLE_HEIGHT, rippleHeight);
+            PMat.SetFloat(PMat.RIPPLE_NOISE_SCALE, rippleNoiseScale);
+            PMat.SetFloat(PMat.RIPPLE_SPEED, rippleSpeed);
+
+            PMat.SetKeywordEnable(PMat.KW_WAVE, enableWave);
+            PMat.SetVector(PMat.WAVE_DIRECTION, new Vector4(Mathf.Cos(waveDirection * Mathf.Deg2Rad), Mathf.Sin(waveDirection * Mathf.Deg2Rad), 0, 0));
+            PMat.SetFloat(PMat.WAVE_SPEED, waveSpeed);
+            PMat.SetFloat(PMat.WAVE_HEIGHT, waveHeight);
+            PMat.SetFloat(PMat.WAVE_LENGTH, waveLength);
+            PMat.SetFloat(PMat.WAVE_STEEPNESS, waveSteepness);
+            PMat.SetFloat(PMat.WAVE_DEFORM, waveDeform);
+
+            PMat.SetFloat(PMat.FRESNEL_STRENGTH, fresnelStrength);
+            PMat.SetFloat(PMat.FRESNEL_BIAS, fresnelBias);
+
+            PMat.SetKeywordEnable(PMat.KW_REFLECTION, enableReflection);
+            PMat.SetFloat(PMat.REFLECTION_DISTORTION_STRENGTH, reflectionDistortionStrength);
+
+            PMat.SetKeywordEnable(PMat.KW_REFRACTION, enableRefraction);
+            PMat.SetFloat(PMat.REFRACTION_DISTORTION_STRENGTH, enableRefraction ? refractionDistortionStrength : 0);
+
+            PMat.SetKeywordEnable(PMat.KW_CAUSTIC, enableCaustic);
+            PMat.SetTexture(PMat.CAUSTIC_TEX, causticTexture);
+            PMat.SetFloat(PMat.CAUSTIC_SIZE, causticSize);
+            PMat.SetFloat(PMat.CAUSTIC_STRENGTH, causticStrength);
+            PMat.SetFloat(PMat.CAUSTIC_DISTORTION_STRENGTH, causticDistortionStrength);
+
+#if AURA_IN_PROJECT
+            PMat.SetKeywordEnable(PMat.KW_AURA_LIGHTING, applyAuraLighting);
+            PMat.SetFloat(PMat.AURA_LIGHTING_FACTOR, auraLightingFactor);
+            PMat.SetKeywordEnable(PMat.KW_AURA_FOG, applyAuraFog);
+#else
+            PMat.SetKeywordEnable(PMat.KW_AURA_LIGHTING, false);
+            PMat.SetKeywordEnable(PMat.KW_AURA_FOG, false);
+#endif
+
+            PMat.SetActiveMaterial(null);
+        }
+
+        public void CopyFrom(PWaterProfile p)
+        {
+            LightingModel = p.LightingModel;
+            RenderQueueIndex = p.RenderQueueIndex;
+            UseFlatLighting = p.UseFlatLighting;
+
+            Color = p.Color;
+            SpecColor = p.SpecColor;
+            Smoothness = p.Smoothness;
+
+            EnableLightAbsorption = p.EnableLightAbsorption;
+            DepthColor = p.DepthColor;
+            MaxDepth = p.MaxDepth;
+
+            EnableFoam = p.EnableFoam;
+            FoamColor = p.FoamColor;
+            FoamDistance = p.FoamDistance;
+            EnableFoamHQ = p.EnableFoamHQ;
+            FoamNoiseScaleHQ = p.FoamNoiseScaleHQ;
+            FoamNoiseSpeedHQ = p.FoamNoiseSpeedHQ;
+            ShorelineFoamStrength = p.ShorelineFoamStrength;
+            CrestFoamStrength = p.CrestFoamStrength;
+            CrestMaxDepth = p.CrestMaxDepth;
+            SlopeFoamStrength = p.SlopeFoamStrength;
+            SlopeFoamFlowSpeed = p.SlopeFoamFlowSpeed;
+            SlopeFoamDistance = p.SlopeFoamDistance;
+
+            RippleHeight = p.RippleHeight;
+            RippleSpeed = p.RippleSpeed;
+            RippleNoiseScale = p.RippleNoiseScale;
+
+            EnableWave = p.EnableWave;
+            WaveDirection = p.WaveDirection;
+            WaveSpeed = p.WaveSpeed;
+            WaveHeight = p.WaveHeight;
+            WaveLength = p.WaveLength;
+            WaveSteepness = p.WaveSteepness;
+            WaveDeform = p.WaveDeform;
+
+            FresnelStrength = p.FresnelStrength;
+            FresnelBias = p.FresnelBias;
+
+            EnableReflection = p.EnableReflection;
+            ReflectionTextureResolution = p.ReflectionTextureResolution;
+            EnableReflectionPixelLight = p.EnableReflectionPixelLight;
+            ReflectionClipPlaneOffset = p.ReflectionClipPlaneOffset;
+            ReflectionLayers = p.ReflectionLayers;
+            ReflectCustomSkybox = p.ReflectCustomSkybox;
+            ReflectionDistortionStrength = p.ReflectionDistortionStrength;
+
+            EnableRefraction = p.EnableRefraction;
+            RefractionDistortionStrength = p.RefractionDistortionStrength;
+
+            EnableCaustic = p.EnableCaustic;
+            CausticTexture = p.CausticTexture;
+            CausticSize = p.CausticSize;
+            CausticStrength = p.CausticStrength;
+            CausticDistortionStrength = p.CausticDistortionStrength;
+
+#if AURA_IN_PROJECT
+            ApplyAuraLighting = p.ApplyAuraLighting;
+            AuraLightingFactor = p.AuraLightingFactor;
+            ApplyAuraFog = p.ApplyAuraFog;
+#endif
+        }
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PWaterProfile.cs.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PWaterProfileDefault.cs

@@ -0,0 +1,24 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Pinwheel.Poseidon
+{
+    [System.Serializable]
+    public struct PWaterProfileDefault
+    {
+        [SerializeField]
+        private int meshResolution;
+        public int MeshResolution
+        {
+            get
+            {
+                return meshResolution;
+            }
+            set
+            {
+                meshResolution = value;
+            }
+        }
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PWaterProfileDefault.cs.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PWaterShaderProvider.cs

@@ -0,0 +1,226 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Pinwheel.Poseidon
+{
+    public static class PWaterShaderProvider
+    {
+        private static Shader waterBasicShader;
+        public static Shader WaterBasicShader
+        {
+            get
+            {
+                if (waterBasicShader == null)
+                {
+                    waterBasicShader = Shader.Find("Poseidon/Default/WaterBasic");
+                }
+                return waterBasicShader;
+            }
+        }
+
+        private static Shader waterAdvancedShader;
+        public static Shader WaterAdvancedShader
+        {
+            get
+            {
+                if (waterAdvancedShader == null)
+                {
+                    waterAdvancedShader = Shader.Find("Poseidon/Default/WaterAdvanced");
+                }
+                return waterAdvancedShader;
+            }
+        }
+
+        private static Shader waterBasicShaderURP;
+        public static Shader WaterBasicShaderURP
+        {
+            get
+            {
+                if (waterBasicShaderURP == null)
+                {
+                    waterBasicShaderURP = Shader.Find("Poseidon/URP/WaterBasicURP");
+                }
+                return waterBasicShaderURP;
+            }
+        }
+
+        private static Shader waterAdvancedShaderURP;
+        public static Shader WaterAdvancedShaderURP
+        {
+            get
+            {
+                if (waterAdvancedShaderURP == null)
+                {
+                    waterAdvancedShaderURP = Shader.Find("Poseidon/URP/WaterAdvancedURP");
+                }
+                return waterAdvancedShaderURP;
+            }
+        }
+
+        private static Shader waterBackFaceShader;
+        public static Shader WaterBackFaceShader
+        {
+            get
+            {
+                if (waterBackFaceShader == null)
+                {
+                    waterBackFaceShader = Shader.Find("Poseidon/Default/WaterBackFace");
+                }
+                return waterBackFaceShader;
+            }
+        }
+
+        private static Shader waterBackFaceShaderURP;
+        public static Shader WaterBackFaceShaderURP
+        {
+            get
+            {
+                if (waterBackFaceShaderURP == null)
+                {
+                    waterBackFaceShaderURP = Shader.Find("Poseidon/URP/WaterBackFaceURP");
+                }
+                return waterBackFaceShaderURP;
+            }
+        }
+
+        private static Shader riverShader;
+        public static Shader RiverShader
+        {
+            get
+            {
+                if (riverShader == null)
+                {
+                    riverShader = Shader.Find("Poseidon/Default/River");
+                }
+                return riverShader;
+            }
+        }
+
+        private static Shader riverShaderURP;
+        public static Shader RiverShaderURP
+        {
+            get
+            {
+                if (riverShaderURP == null)
+                {
+                    riverShaderURP = Shader.Find("Poseidon/URP/RiverURP");
+                }
+                return riverShaderURP;
+            }
+        }
+
+        public static Shader GetBackFaceShader()
+        {
+            if (PCommon.CurrentRenderPipeline == PRenderPipelineType.Builtin)
+            {
+                return WaterBackFaceShader;
+            }
+            else if (PCommon.CurrentRenderPipeline == PRenderPipelineType.Universal)
+            {
+                return WaterBackFaceShaderURP;
+            }
+            else
+            {
+                return null;
+            }
+        }
+
+        public static Shader GetShader(PWater water)
+        {
+            if (PCommon.CurrentRenderPipeline == PRenderPipelineType.Builtin)
+            {
+                return GetBuiltinRPShader(water);
+            }
+            else if (PCommon.CurrentRenderPipeline == PRenderPipelineType.Universal)
+            {
+                return GetUniversalRPShader(water);
+            }
+            else
+            {
+                return null;
+            }
+        }
+
+        public static Shader GetBuiltinRPShader(PWater water)
+        {
+            if (water.Profile == null)
+                return null;
+            if (water.MeshType == PWaterMeshType.Spline)
+            {
+                return RiverShader;
+            }
+            else
+            {
+                if (water.Profile.EnableReflection || water.Profile.EnableRefraction)
+                {
+                    return WaterAdvancedShader;
+                }
+                else
+                {
+                    return WaterBasicShader;
+                }
+            }
+        }
+
+        public static Shader GetUniversalRPShader(PWater water)
+        {
+            if (water.Profile == null)
+                return null;
+            if (water.MeshType == PWaterMeshType.Spline)
+            {
+                return RiverShaderURP;
+            }
+            else
+            {
+                if (water.Profile.EnableReflection || water.Profile.EnableRefraction)
+                {
+                    return WaterAdvancedShaderURP;
+                }
+                else
+                {
+                    return WaterBasicShaderURP;
+                }
+            }
+        }
+
+        public static bool Validate(PWater water)
+        {
+            bool validate = true;
+            bool validateBackFace = true;
+            if (PCommon.CurrentRenderPipeline == PRenderPipelineType.Builtin)
+            {
+                validate =
+                    water.MaterialToRender.shader == WaterBasicShader ||
+                    water.MaterialToRender.shader == WaterAdvancedShader ||
+                    water.MaterialToRender.shader == RiverShader;
+                validateBackFace =
+                    water.ShouldRenderBackface && water.MaterialBackFace.shader == WaterBackFaceShader;
+            }
+            else if (PCommon.CurrentRenderPipeline == PRenderPipelineType.Universal)
+            {
+                validate =
+                    water.MaterialToRender.shader == WaterBasicShaderURP ||
+                    water.MaterialToRender.shader == WaterAdvancedShaderURP ||
+                    water.MaterialToRender.shader == RiverShaderURP;
+                validateBackFace =
+                     water.ShouldRenderBackface && water.MaterialBackFace.shader == WaterBackFaceShaderURP;
+            }
+
+            return validate && validateBackFace;
+        }
+
+        public static void ResetShaderReferences()
+        {
+            waterBasicShader = null;
+            waterAdvancedShader = null;
+            waterBackFaceShader = null;
+            riverShader = null;
+
+            waterBasicShaderURP = null;
+            waterAdvancedShaderURP = null;
+            waterBackFaceShaderURP = null;
+            riverShaderURP = null;
+        }
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Core/PWaterShaderProvider.cs.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/BuiltinRP.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/BuiltinRP/PUnderwater.cs

@@ -0,0 +1,49 @@
+#if UNITY_POST_PROCESSING_STACK_V2
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine.Rendering.PostProcessing;
+
+namespace Pinwheel.Poseidon.FX.PostProcessing
+{
+    [System.Serializable]
+    [PostProcess(typeof(PUnderwaterRenderer), PostProcessEvent.BeforeStack, "Poseidon/Underwater", false)]
+    public sealed class PUnderwater : PostProcessEffectSettings
+    {
+        [Header("Water Body")]
+        public FloatParameter waterLevel = new FloatParameter();
+        public FloatParameter maxDepth = new FloatParameter() { value = 10 };
+        [Range(0f, 3f)]
+        public FloatParameter surfaceColorBoost = new FloatParameter() { value = 1 };
+
+        [Header("Fog")]
+        public ColorParameter shallowFogColor = new ColorParameter();
+        public ColorParameter deepFogColor = new ColorParameter();
+        public FloatParameter viewDistance = new FloatParameter() { value = 40 };
+
+        [Header("Caustic")]
+        public BoolParameter enableCaustic = new BoolParameter();
+        public TextureParameter causticTexture = new TextureParameter();
+        public FloatParameter causticSize = new FloatParameter();
+        [Range(0f, 1f)]
+        public FloatParameter causticStrength = new FloatParameter();
+
+        [Header("Distortion")]
+        public BoolParameter enableDistortion = new BoolParameter();
+        public TextureParameter distortionNormalMap = new TextureParameter();
+        public FloatParameter distortionStrength = new FloatParameter();
+        public FloatParameter waterFlowSpeed = new FloatParameter();
+
+        [Header("Internal")]
+        [Range(0f, 1f)]
+        public FloatParameter intensity = new FloatParameter();
+
+        public override bool IsEnabledAndSupported(PostProcessRenderContext context)
+        {
+            return enabled.value
+                && intensity.value > 0
+                && context.camera.transform.position.y <= waterLevel.value;
+        }
+    }
+}
+#endif

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/BuiltinRP/PUnderwater.cs.meta

@@ -0,0 +1,11 @@
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+MonoImporter:
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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/BuiltinRP/PUnderwaterRenderer.cs

@@ -0,0 +1,62 @@
+#if UNITY_POST_PROCESSING_STACK_V2
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine.Rendering.PostProcessing;
+
+namespace Pinwheel.Poseidon.FX.PostProcessing
+{
+
+    public class PUnderwaterRenderer : PostProcessEffectRenderer<PUnderwater>
+    {
+        public override void Render(PostProcessRenderContext context)
+        {
+            PropertySheet sheet = context.propertySheets.Get(PPoseidonSettings.Instance.UnderwaterShader);
+            sheet.properties.SetFloat(PMat.PP_WATER_LEVEL, settings.waterLevel);
+            sheet.properties.SetFloat(PMat.PP_MAX_DEPTH, settings.maxDepth);
+            sheet.properties.SetFloat(PMat.PP_SURFACE_COLOR_BOOST, settings.surfaceColorBoost);
+
+            sheet.properties.SetColor(PMat.PP_SHALLOW_FOG_COLOR, settings.shallowFogColor);
+            sheet.properties.SetColor(PMat.PP_DEEP_FOG_COLOR, settings.deepFogColor);
+            sheet.properties.SetFloat(PMat.PP_VIEW_DISTANCE, settings.viewDistance);
+
+            if (settings.enableCaustic && settings.causticTexture.value != null)
+            {
+                sheet.EnableKeyword(PMat.KW_PP_CAUSTIC);
+                sheet.properties.SetTexture(PMat.PP_NOISE_TEX, PPoseidonSettings.Instance.NoiseTexture);
+                sheet.properties.SetTexture(PMat.PP_CAUSTIC_TEX, settings.causticTexture.value);
+                sheet.properties.SetFloat(PMat.PP_CAUSTIC_SIZE, settings.causticSize);
+                sheet.properties.SetFloat(PMat.PP_CAUSTIC_STRENGTH, settings.causticStrength);
+            }
+            else
+            {
+                sheet.DisableKeyword(PMat.KW_PP_CAUSTIC);
+            }
+
+            if (settings.enableDistortion && settings.distortionNormalMap.value != null)
+            {
+                sheet.EnableKeyword(PMat.KW_PP_DISTORTION);
+                sheet.properties.SetTexture(PMat.PP_DISTORTION_TEX, settings.distortionNormalMap.value);
+                sheet.properties.SetFloat(PMat.PP_DISTORTION_STRENGTH, settings.distortionStrength);
+                sheet.properties.SetFloat(PMat.PP_WATER_FLOW_SPEED, settings.waterFlowSpeed);
+            }
+            else
+            {
+                sheet.DisableKeyword(PMat.KW_PP_DISTORTION);
+            }
+
+            sheet.properties.SetVector(PMat.PP_CAMERA_VIEW_DIR, context.camera.transform.forward);
+            sheet.properties.SetFloat(PMat.PP_CAMERA_FOV, context.camera.fieldOfView);
+            sheet.properties.SetMatrix(PMat.PP_CAMERA_TO_WORLD_MATRIX, context.camera.cameraToWorldMatrix);
+            sheet.properties.SetFloat(PMat.PP_INTENSITY, settings.intensity);
+
+            context.command.BlitFullscreenTriangle(context.source, context.destination, sheet, 0);
+        }
+
+        public override DepthTextureMode GetCameraFlags()
+        {
+            return DepthTextureMode.Depth;
+        }
+    }
+}
+#endif

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/BuiltinRP/PUnderwaterRenderer.cs.meta

@@ -0,0 +1,11 @@
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+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
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+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/BuiltinRP/PWetLens.cs

@@ -0,0 +1,30 @@
+#if UNITY_POST_PROCESSING_STACK_V2
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine.Rendering.PostProcessing;
+
+namespace Pinwheel.Poseidon.FX.PostProcessing
+{
+    [System.Serializable]
+    [PostProcess(typeof(PWetLensRenderer), PostProcessEvent.BeforeStack, "Poseidon/Wet Lens", false)]
+    public sealed class PWetLens : PostProcessEffectSettings
+    {
+        [Header("Lens Distort")]
+        public TextureParameter normalMap = new TextureParameter();
+        [Range(0f, 1f)]
+        public FloatParameter strength = new FloatParameter();
+
+        [Header("Internal")]
+        [Range(0f, 1f)]
+        public FloatParameter intensity = new FloatParameter();
+
+        public override bool IsEnabledAndSupported(PostProcessRenderContext context)
+        {
+            return enabled.value
+                && normalMap.value != null
+                && intensity.value > 0;
+        }
+    }
+}
+#endif

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/BuiltinRP/PWetLens.cs.meta

@@ -0,0 +1,11 @@
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+guid: 2ea78e3311d3bc648ac0f3f022f2f307
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
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+  assetBundleVariant: 

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/BuiltinRP/PWetLensRenderer.cs

@@ -0,0 +1,22 @@
+#if UNITY_POST_PROCESSING_STACK_V2
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine.Rendering.PostProcessing;
+
+namespace Pinwheel.Poseidon.FX.PostProcessing
+{
+    public class PWetLensRenderer : PostProcessEffectRenderer<PWetLens>
+    {
+        public override void Render(PostProcessRenderContext context)
+        {
+            PropertySheet sheet = context.propertySheets.Get(PPoseidonSettings.Instance.WetLensShader);
+            Texture normalMap = settings.normalMap.value ?? PPoseidonSettings.Instance.DefaultNormalMap;
+            sheet.properties.SetTexture(PMat.PP_WET_LENS_TEX, normalMap);
+            sheet.properties.SetFloat(PMat.PP_WET_LENS_STRENGTH, settings.strength * settings.intensity);
+
+            context.command.BlitFullscreenTriangle(context.source, context.destination, sheet, 0);
+        }
+    }
+}
+#endif

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/BuiltinRP/PWetLensRenderer.cs.meta

@@ -0,0 +1,11 @@
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+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/PWaterFX.cs

@@ -0,0 +1,417 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine.Rendering;
+using UnityEngine.Events;
+#if UNITY_POST_PROCESSING_STACK_V2
+using Pinwheel.Poseidon.FX.PostProcessing;
+using UnityEngine.Rendering.PostProcessing;
+#endif
+#if POSEIDON_URP
+using Pinwheel.Poseidon.FX.Universal;
+#endif
+
+namespace Pinwheel.Poseidon.FX
+{
+    [ExecuteInEditMode]
+    [RequireComponent(typeof(PWater))]
+    public class PWaterFX : MonoBehaviour
+    {
+        [SerializeField]
+        private PWater water;
+        public PWater Water
+        {
+            get
+            {
+                return water;
+            }
+            set
+            {
+                water = value;
+            }
+        }
+
+        [SerializeField]
+        private PWaterFXProfile profile;
+        public PWaterFXProfile Profile
+        {
+            get
+            {
+                return profile;
+            }
+            set
+            {
+                PWaterFXProfile oldProfile = profile;
+                PWaterFXProfile newProfile = value;
+                profile = newProfile;
+
+                if (oldProfile != newProfile && newProfile != null)
+                {
+                    UpdatePostProcessOrVolumeProfile();
+                }
+            }
+        }
+
+#if UNITY_POST_PROCESSING_STACK_V2
+        public PostProcessProfile PostProcessProfile { get; private set; }
+        public PostProcessVolume PostProcessVolume { get; private set; }
+#endif
+
+#if POSEIDON_URP
+        public VolumeProfile VolumeProfile { get; private set; }
+        public Volume Volume { get; private set; }
+#endif
+
+        [SerializeField]
+        private Vector3 volumeExtent;
+        public Vector3 VolumeExtent
+        {
+            get
+            {
+                return volumeExtent;
+            }
+            set
+            {
+                Vector3 v = value;
+                //v.x = Mathf.Max(0, v.x);
+                //v.y = Mathf.Max(0, v.y);
+                //v.z = Mathf.Max(0, v.z);
+                volumeExtent = v;
+            }
+        }
+
+        [SerializeField]
+        private LayerMask volumeLayer;
+        public LayerMask VolumeLayer
+        {
+            get
+            {
+                return volumeLayer;
+            }
+            set
+            {
+                volumeLayer = value;
+            }
+        }
+
+        private float lastDistanceToSurface;
+        private float wetLensTime;
+
+        [SerializeField]
+        private UnityEvent onEnterWater;
+        public UnityEvent OnEnterWater
+        {
+            get
+            {
+                return onEnterWater;
+            }
+            set
+            {
+                onEnterWater = value;
+            }
+        }
+
+        [SerializeField]
+        private UnityEvent onExitWater;
+        public UnityEvent OnExitWater
+        {
+            get
+            {
+                return onExitWater;
+            }
+            set
+            {
+                onExitWater = value;
+            }
+        }
+
+        private void Reset()
+        {
+            Water = GetComponent<PWater>();
+#if UNITY_POST_PROCESSING_STACK_V2
+            VolumeExtent = new Vector3(0, 100, 0);
+#endif
+        }
+
+        private void OnEnable()
+        {
+            Camera.onPreCull += OnCameraPreCull;
+            RenderPipelineManager.beginCameraRendering += OnBeginCameraRendering;
+
+            if (Camera.main != null)
+            {
+                float waterHeight = GetWaterHeight(Camera.main.transform.position);
+                lastDistanceToSurface = Camera.main.transform.position.y - waterHeight;
+            }
+
+            wetLensTime = Mathf.Infinity;
+
+            if (PUtilities.IsPlaying)
+            {
+                SetupQuickVolume();
+            }
+        }
+
+        private void OnDisable()
+        {
+            Camera.onPreCull -= OnCameraPreCull;
+            RenderPipelineManager.beginCameraRendering -= OnBeginCameraRendering;
+            CleanupQuickVolume();
+        }
+
+        private void OnBeginCameraRendering(ScriptableRenderContext context, Camera cam)
+        {
+            OnCameraPreCull(cam);
+        }
+
+        private void OnCameraPreCull(Camera cam)
+        {
+            UpdateEffects(cam);
+            if (cam == Camera.main && Water != null)
+            {
+                Vector3 cameraPos = cam.transform.position;
+                float waterHeight = GetWaterHeight(cam.transform.position);
+                float distanceToSuface = cam.transform.position.y - waterHeight;
+                if (distanceToSuface <= 0 && lastDistanceToSurface > 0)
+                {
+                    if (Water.CheckTilesContainPoint(cameraPos))
+                    {
+                        OnEnterWater.Invoke();
+                    }
+                }
+                if (distanceToSuface > 0 && lastDistanceToSurface <= 0)
+                {
+                    if (Water.CheckTilesContainPoint(cameraPos))
+                    {
+                        OnExitWater.Invoke();
+                    }
+                }
+                lastDistanceToSurface = cameraPos.y - waterHeight;
+            }
+        }
+
+        private void SetupQuickVolume()
+        {
+            if (Water == null || Profile == null)
+                return;
+
+            Water.ReCalculateBounds();
+            Bounds bounds = Water.Bounds;
+            GameObject volumeGO = null;
+
+#if UNITY_POST_PROCESSING_STACK_V2
+            if (PCommon.CurrentRenderPipeline == PRenderPipelineType.Builtin)
+            {
+                PostProcessEffectSettings[] settings = new PostProcessEffectSettings[0];
+                PostProcessVolume volume = PostProcessManager.instance.QuickVolume(VolumeLayer, 0, settings);
+                volume.isGlobal = false;
+                volumeGO = volume.gameObject;
+                PostProcessVolume = volume;
+                PostProcessProfile = volume.profile;
+                PostProcessProfile.name = "~TemporaryEffectProfile";
+                Profile.UpdatePostProcessingProfile(PostProcessProfile);
+            }
+#endif
+#if POSEIDON_URP
+            if (PCommon.CurrentRenderPipeline == PRenderPipelineType.Universal)
+            {
+                volumeGO = new GameObject();
+                volumeGO.layer = VolumeLayer;
+                Volume volume = volumeGO.AddComponent<Volume>();
+                volume.isGlobal = false;
+
+                VolumeProfile profile = ScriptableObject.CreateInstance<VolumeProfile>();
+                volume.profile = profile;
+
+                this.Volume = volume;
+                this.VolumeProfile = profile;
+                this.VolumeProfile.name = "~TemporaryEffectProfile";
+                Profile.UpdateVolumeProfile(VolumeProfile);
+            }
+#endif
+
+            volumeGO.hideFlags = HideFlags.DontSave;
+            volumeGO.transform.parent = transform;
+            volumeGO.transform.localPosition = bounds.center;
+            volumeGO.transform.localRotation = Quaternion.identity;
+            volumeGO.transform.localScale = Vector3.one;
+            volumeGO.name = "~WaterPostFXVolume";
+
+            BoxCollider b = volumeGO.AddComponent<BoxCollider>();
+            b.center = new Vector3(0, 0, 0);
+            b.size = bounds.size + VolumeExtent;
+            b.isTrigger = true;
+        }
+
+        private void CleanupQuickVolume()
+        {
+#if UNITY_POST_PROCESSING_STACK_V2
+            if (PostProcessProfile != null)
+            {
+                PUtilities.DestroyObject(PostProcessProfile);
+            }
+            if (PostProcessVolume != null)
+            {
+                PUtilities.DestroyGameobject(PostProcessVolume.gameObject);
+            }
+#endif
+#if POSEIDON_URP
+            if (VolumeProfile != null)
+            {
+                PUtilities.DestroyObject(VolumeProfile);
+            }
+            if (Volume != null)
+            {
+                PUtilities.DestroyGameobject(Volume.gameObject);
+            }
+#endif
+        }
+
+        private void UpdateEffects(Camera cam)
+        {
+            if (cam == null)
+                return;
+            if (cam != Camera.main)
+                return;
+            if (Profile == null)
+                return;
+
+            float waterHeight = GetWaterHeight(cam.transform.position);
+
+            if (Profile.EnableUnderwater)
+            {
+                float intensity = cam.transform.position.y < waterHeight ? 1 : 0;
+                UpdateUnderwaterIntensityAndWaterLevel(intensity, waterHeight);
+            }
+
+            float distanceToSurface = Camera.main.transform.position.y - waterHeight;
+            if (Profile.EnableWetLens)
+            {
+                if (distanceToSurface > 0 && lastDistanceToSurface <= 0)
+                {
+                    wetLensTime = 0;
+                }
+                float intensity;
+                if (distanceToSurface <= 0)
+                {
+                    intensity = 0;
+                }
+                else if (wetLensTime > Profile.WetLensDuration)
+                {
+                    intensity = 0;
+                }
+                else
+                {
+                    float f = Mathf.InverseLerp(0, Profile.WetLensDuration, wetLensTime);
+                    intensity = Profile.WetLensFadeCurve.Evaluate(f);
+                }
+                UpdateWetLensIntensity(intensity);
+            }
+            wetLensTime += PUtilities.DeltaTime;
+        }
+
+        private void UpdateUnderwaterIntensityAndWaterLevel(float intensity, float waterLevel)
+        {
+#if UNITY_POST_PROCESSING_STACK_V2
+            if (PCommon.CurrentRenderPipeline == PRenderPipelineType.Builtin)
+            {
+                if (PostProcessProfile == null)
+                    return;
+                PUnderwater underwaterSettings;
+                if (PostProcessProfile.TryGetSettings<PUnderwater>(out underwaterSettings))
+                {
+                    underwaterSettings.intensity.Override(intensity);
+                    underwaterSettings.waterLevel.Override(waterLevel);
+                }
+            }
+#endif
+
+#if POSEIDON_URP
+            if (PCommon.CurrentRenderPipeline == PRenderPipelineType.Universal)
+            {
+                if (VolumeProfile == null)
+                    return;
+                PUnderwaterOverride underwaterSettigns;
+                if (VolumeProfile.TryGet<PUnderwaterOverride>(out underwaterSettigns))
+                {
+                    underwaterSettigns.intensity.Override(intensity);
+                    underwaterSettigns.waterLevel.Override(waterLevel);
+                }
+            }
+#endif
+        }
+
+        private void UpdateWetLensIntensity(float intensity)
+        {
+#if UNITY_POST_PROCESSING_STACK_V2
+            if (PCommon.CurrentRenderPipeline == PRenderPipelineType.Builtin)
+            {
+                if (PostProcessProfile == null)
+                    return;
+                PWetLens wetlensSettings;
+                if (PostProcessProfile.TryGetSettings<PWetLens>(out wetlensSettings))
+                {
+                    wetlensSettings.intensity.Override(intensity);
+                }
+            }
+#endif
+
+#if POSEIDON_URP
+            if (PCommon.CurrentRenderPipeline == PRenderPipelineType.Universal)
+            {
+                if (VolumeProfile == null)
+                    return;
+                PWetLensOverride wetlensSettings;
+                if (VolumeProfile.TryGet<PWetLensOverride>(out wetlensSettings))
+                {
+                    wetlensSettings.intensity.Override(intensity);
+                }
+            }
+#endif
+        }
+
+        public void UpdatePostProcessOrVolumeProfile()
+        {
+            if (profile == null)
+                return;
+
+#if UNITY_POST_PROCESSING_STACK_V2
+            if (PCommon.CurrentRenderPipeline == PRenderPipelineType.Builtin)
+            {
+                if (PostProcessProfile != null)
+                {
+                    profile.UpdatePostProcessingProfile(PostProcessProfile);
+                }
+            }
+#endif
+#if POSEIDON_URP
+            if (PCommon.CurrentRenderPipeline == PRenderPipelineType.Universal)
+            {
+                if (VolumeProfile != null)
+                {
+                    profile.UpdateVolumeProfile(VolumeProfile);
+                }
+            }
+#endif
+        }
+
+        private float GetWaterHeight(Vector3 worldPos)
+        {
+            if (water == null)
+                return 0;
+            if (water.Profile.EnableWave)
+            {
+                Vector3 localPos = water.transform.InverseTransformPoint(worldPos);
+                localPos.y = 0;
+                localPos = water.GetLocalVertexPosition(localPos, false);
+
+                worldPos = water.transform.TransformPoint(localPos);
+                return worldPos.y;
+            }
+            else
+            {
+                return water.transform.position.y;
+            }
+        }
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/PWaterFX.cs.meta

@@ -0,0 +1,11 @@
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+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
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+  assetBundleName: 
+  assetBundleVariant: 

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/PWaterFXProfile.cs

@@ -0,0 +1,438 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine.Rendering;
+#if UNITY_POST_PROCESSING_STACK_V2
+using Pinwheel.Poseidon.FX.PostProcessing;
+using UnityEngine.Rendering.PostProcessing;
+#endif
+#if UNITY_EDITOR
+using UnityEditor;
+#endif
+#if POSEIDON_URP
+using Pinwheel.Poseidon.FX.Universal;
+#endif
+
+namespace Pinwheel.Poseidon.FX
+{
+    [CreateAssetMenu(menuName = "Poseidon/Water FX Profile")]
+    public class PWaterFXProfile : ScriptableObject
+    {
+        [SerializeField]
+        private bool enableUnderwater;
+        public bool EnableUnderwater
+        {
+            get
+            {
+                return enableUnderwater;
+            }
+            set
+            {
+                enableUnderwater = value;
+            }
+        }
+
+        [SerializeField]
+        private float underwaterMaxDepth;
+        public float UnderwaterMaxDepth
+        {
+            get
+            {
+                return underwaterMaxDepth;
+            }
+            set
+            {
+                underwaterMaxDepth = Mathf.Max(0, value);
+            }
+        }
+
+        [SerializeField]
+        private float underwaterSurfaceColorBoost;
+        public float UnderwaterSurfaceColorBoost
+        {
+            get
+            {
+                return underwaterSurfaceColorBoost;
+            }
+            set
+            {
+                underwaterSurfaceColorBoost = Mathf.Max(0, value);
+            }
+        }
+
+        [SerializeField]
+        private Color underwaterShallowFogColor;
+        public Color UnderwaterShallowFogColor
+        {
+            get
+            {
+                return underwaterShallowFogColor;
+            }
+            set
+            {
+                underwaterShallowFogColor = value;
+            }
+        }
+
+        [SerializeField]
+        private Color underwaterDeepFogColor;
+        public Color UnderwaterDeepFogColor
+        {
+            get
+            {
+                return underwaterDeepFogColor;
+            }
+            set
+            {
+                underwaterDeepFogColor = value;
+            }
+        }
+
+        [SerializeField]
+        private float underwaterViewDistance;
+        public float UnderwaterViewDistance
+        {
+            get
+            {
+                return underwaterViewDistance;
+            }
+            set
+            {
+                underwaterViewDistance = Mathf.Max(0, value);
+            }
+        }
+
+        [SerializeField]
+        private bool underwaterEnableCaustic;
+        public bool UnderwaterEnableCaustic
+        {
+            get
+            {
+                return underwaterEnableCaustic;
+            }
+            set
+            {
+                underwaterEnableCaustic = value;
+            }
+        }
+
+        [SerializeField]
+        private Texture underwaterCausticTexture;
+        public Texture UnderwaterCausticTexture
+        {
+            get
+            {
+                return underwaterCausticTexture;
+            }
+            set
+            {
+                underwaterCausticTexture = value;
+            }
+        }
+
+        [SerializeField]
+        private float underwaterCausticSize;
+        public float UnderwaterCausticSize
+        {
+            get
+            {
+                return underwaterCausticSize;
+            }
+            set
+            {
+                underwaterCausticSize = value;
+            }
+        }
+
+        [SerializeField]
+        private float underwaterCausticStrength;
+        public float UnderwaterCausticStrength
+        {
+            get
+            {
+                return underwaterCausticStrength;
+            }
+            set
+            {
+                underwaterCausticStrength = Mathf.Clamp01(value);
+            }
+        }
+
+        [SerializeField]
+        private bool underwaterEnableDistortion;
+        public bool UnderwaterEnableDistortion
+        {
+            get
+            {
+                return underwaterEnableDistortion;
+            }
+            set
+            {
+                underwaterEnableDistortion = value;
+            }
+        }
+
+        [SerializeField]
+        private Texture underwaterDistortionTexture;
+        public Texture UnderwaterDistortionTexture
+        {
+            get
+            {
+                return underwaterDistortionTexture;
+            }
+            set
+            {
+                underwaterDistortionTexture = value;
+            }
+        }
+
+        [SerializeField]
+        private float underwaterDistortionStrength;
+        public float UnderwaterDistortionStrength
+        {
+            get
+            {
+                return underwaterDistortionStrength;
+            }
+            set
+            {
+                underwaterDistortionStrength = value;
+            }
+        }
+
+        [SerializeField]
+        private float underwaterWaterFlowSpeed;
+        public float UnderwaterWaterFlowSpeed
+        {
+            get
+            {
+                return underwaterWaterFlowSpeed;
+            }
+            set
+            {
+                underwaterWaterFlowSpeed = value;
+            }
+        }
+
+        private float underwaterIntensity;
+        public float UnderwaterIntensity
+        {
+            get
+            {
+                return underwaterIntensity;
+            }
+            set
+            {
+                underwaterIntensity = value;
+            }
+        }
+
+        [SerializeField]
+        private bool enableWetLens;
+        public bool EnableWetLens
+        {
+            get
+            {
+                return enableWetLens;
+            }
+            set
+            {
+                enableWetLens = value;
+            }
+        }
+
+        [SerializeField]
+        private Texture wetLensNormalMap;
+        public Texture WetLensNormalMap
+        {
+            get
+            {
+                return wetLensNormalMap;
+            }
+            set
+            {
+                wetLensNormalMap = value;
+            }
+        }
+
+        [SerializeField]
+        private float wetLensStrength;
+        public float WetLensStrength
+        {
+            get
+            {
+                return wetLensStrength;
+            }
+            set
+            {
+                wetLensStrength = Mathf.Clamp01(value);
+            }
+        }
+
+        private float wetLensIntensity;
+        public float WetLensIntensity
+        {
+            get
+            {
+                return wetLensIntensity;
+            }
+            set
+            {
+                wetLensIntensity = Mathf.Clamp01(value);
+            }
+        }
+
+        [SerializeField]
+        private float wetLensDuration;
+        public float WetLensDuration
+        {
+            get
+            {
+                return wetLensDuration;
+            }
+            set
+            {
+                wetLensDuration = Mathf.Max(0.01f, value);
+            }
+        }
+
+        [SerializeField]
+        private AnimationCurve wetLensFadeCurve;
+        public AnimationCurve WetLensFadeCurve
+        {
+            get
+            {
+                if (wetLensFadeCurve == null)
+                {
+                    wetLensFadeCurve = AnimationCurve.Linear(0, 1, 1, 0);
+                }
+                return wetLensFadeCurve;
+            }
+            set
+            {
+                wetLensFadeCurve = value;
+            }
+        }
+
+        public void Reset()
+        {
+            EnableUnderwater = true;
+            UnderwaterMaxDepth = 10;
+            UnderwaterShallowFogColor = new Color(0, 0, 0, 0.5f);
+            UnderwaterDeepFogColor = new Color(0, 0, 0, 0.95f);
+            UnderwaterViewDistance = 50;
+            UnderwaterEnableCaustic = false;
+            UnderwaterCausticTexture = null;
+            UnderwaterCausticSize = 10;
+            UnderwaterCausticStrength = 1;
+            UnderwaterEnableDistortion = true;
+            UnderwaterDistortionTexture = PPoseidonSettings.Instance.DefaultUnderwaterDistortionMap;
+            UnderwaterDistortionStrength = 0.5f;
+            UnderwaterWaterFlowSpeed = 1;
+
+            EnableWetLens = true;
+            WetLensNormalMap = PPoseidonSettings.Instance.DefaultWetLensDistortionMap;
+            WetLensStrength = 1;
+            WetLensDuration = 3;
+            WetLensFadeCurve = AnimationCurve.Linear(0, 1, 1, 0);
+        }
+
+#if UNITY_POST_PROCESSING_STACK_V2 
+        public void UpdatePostProcessingProfile(PostProcessProfile p)
+        {
+            if (!p.HasSettings<PUnderwater>())
+            {
+                p.AddSettings<PUnderwater>();
+            }
+
+            PUnderwater underwaterSettings = p.GetSetting<PUnderwater>();
+            underwaterSettings.active = EnableUnderwater;
+            underwaterSettings.enabled.Override(EnableUnderwater);
+            if (EnableUnderwater)
+            {
+                underwaterSettings.maxDepth.Override(UnderwaterMaxDepth);
+                underwaterSettings.surfaceColorBoost.Override(UnderwaterSurfaceColorBoost);
+
+                underwaterSettings.shallowFogColor.Override(UnderwaterShallowFogColor);
+                underwaterSettings.deepFogColor.Override(UnderwaterDeepFogColor);
+                underwaterSettings.viewDistance.Override(UnderwaterViewDistance);
+
+                underwaterSettings.enableCaustic.Override(UnderwaterEnableCaustic);
+                underwaterSettings.causticTexture.Override(UnderwaterCausticTexture);
+                underwaterSettings.causticSize.Override(UnderwaterCausticSize);
+                underwaterSettings.causticStrength.Override(UnderwaterCausticStrength);
+
+                underwaterSettings.enableDistortion.Override(UnderwaterEnableDistortion);
+                underwaterSettings.distortionNormalMap.Override(UnderwaterDistortionTexture);
+                underwaterSettings.distortionStrength.Override(UnderwaterDistortionStrength);
+                underwaterSettings.waterFlowSpeed.Override(UnderwaterWaterFlowSpeed);
+            }
+
+            if (!p.HasSettings<PWetLens>())
+            {
+                p.AddSettings<PWetLens>();
+            }
+
+            PWetLens wetLensSettings = p.GetSetting<PWetLens>();
+            wetLensSettings.active = EnableWetLens;
+            wetLensSettings.enabled.Override(EnableWetLens);
+            if (EnableWetLens)
+            {
+                wetLensSettings.normalMap.Override(WetLensNormalMap);
+                wetLensSettings.strength.Override(WetLensStrength);
+            }
+        }
+#endif
+
+#if POSEIDON_URP
+        public void UpdateVolumeProfile(VolumeProfile p)
+        {
+            if (!p.Has<PUnderwaterOverride>())
+            {
+                p.Add<PUnderwaterOverride>();
+            }
+
+            PUnderwaterOverride underwaterSettings;
+            if (p.TryGet<PUnderwaterOverride>(out underwaterSettings))
+            {
+                underwaterSettings.active = EnableUnderwater;
+                if (EnableUnderwater)
+                {
+                    underwaterSettings.maxDepth.Override(UnderwaterMaxDepth);
+                    underwaterSettings.surfaceColorBoost.Override(UnderwaterSurfaceColorBoost);
+
+                    underwaterSettings.shallowFogColor.Override(UnderwaterShallowFogColor);
+                    underwaterSettings.deepFogColor.Override(UnderwaterDeepFogColor);
+                    underwaterSettings.viewDistance.Override(UnderwaterViewDistance);
+
+                    underwaterSettings.enableCaustic.Override(UnderwaterEnableCaustic);
+                    underwaterSettings.causticTexture.Override(UnderwaterCausticTexture);
+                    underwaterSettings.causticSize.Override(UnderwaterCausticSize);
+                    underwaterSettings.causticStrength.Override(UnderwaterCausticStrength);
+
+                    underwaterSettings.enableDistortion.Override(UnderwaterEnableDistortion);
+                    underwaterSettings.distortionNormalMap.Override(UnderwaterDistortionTexture);
+                    underwaterSettings.distortionStrength.Override(UnderwaterDistortionStrength);
+                    underwaterSettings.waterFlowSpeed.Override(UnderwaterWaterFlowSpeed);
+                }
+            }
+
+            if (!p.Has<PWetLensOverride>())
+            {
+                p.Add<PWetLensOverride>();
+            }
+
+            PWetLensOverride wetLensSettings;
+            if (p.TryGet<PWetLensOverride>(out wetLensSettings))
+            {
+                wetLensSettings.active = EnableWetLens;
+                if (EnableWetLens)
+                {
+                    wetLensSettings.normalMap.Override(WetLensNormalMap);
+                    wetLensSettings.strength.Override(WetLensStrength);
+                }
+            }
+        }
+#endif
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/PWaterFXProfile.cs.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/UniversalRP.meta

@@ -0,0 +1,8 @@
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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/UniversalRP/PUnderwaterOverride.cs

@@ -0,0 +1,42 @@
+#if POSEIDON_URP
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine.Rendering;
+
+namespace Pinwheel.Poseidon.FX.Universal
+{
+    [System.Serializable]
+    [VolumeComponentMenu("Poseidon/Underwater")]
+    public class PUnderwaterOverride : VolumeComponent
+    {
+        [Header("Water Body")]
+        public FloatParameter waterLevel = new FloatParameter(0);
+        public FloatParameter maxDepth = new FloatParameter(10);
+        [Range(0f, 3f)]
+        public FloatParameter surfaceColorBoost = new FloatParameter(1);
+
+        [Header("Fog")]
+        public ColorParameter shallowFogColor = new ColorParameter(new Color(0,0,1,0.5f));
+        public ColorParameter deepFogColor = new ColorParameter(new Color(0,0,1,1));
+        public FloatParameter viewDistance = new FloatParameter(40);
+
+        [Header("Caustic")]
+        public BoolParameter enableCaustic = new BoolParameter(false);
+        public TextureParameter causticTexture = new TextureParameter(null);
+        public FloatParameter causticSize = new FloatParameter(10);
+        [Range(0f, 1f)]
+        public FloatParameter causticStrength = new FloatParameter(1);
+
+        [Header("Distortion")]
+        public BoolParameter enableDistortion = new BoolParameter(false);
+        public TextureParameter distortionNormalMap = new TextureParameter(null);
+        public FloatParameter distortionStrength = new FloatParameter(1);
+        public FloatParameter waterFlowSpeed = new FloatParameter(1);
+
+        [Header("Internal")]
+        [Range(0f, 1f)]
+        public FloatParameter intensity = new FloatParameter(0);
+    }
+}
+#endif

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/UniversalRP/PUnderwaterOverride.cs.meta

@@ -0,0 +1,11 @@
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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/UniversalRP/PWaterEffectRendererFeature.cs

@@ -0,0 +1,143 @@
+#if POSEIDON_URP
+using UnityEngine;
+using UnityEngine.Rendering;
+using UnityEngine.Rendering.Universal;
+
+namespace Pinwheel.Poseidon.FX.Universal
+{
+    public class PWaterEffectRendererFeature : ScriptableRendererFeature
+    {
+        public class PWaterEffectPass : ScriptableRenderPass
+        {
+            public const string PROFILER_TAG = "Water FX";
+
+            private Material underwaterMaterial;
+            private Material wetLensMaterial;
+
+            private RenderTargetIdentifier cameraTarget;
+            private RenderTargetHandle temporaryRenderTexture;
+
+            public PWaterEffectPass(RenderTargetIdentifier cameraTarget)
+            {
+                this.cameraTarget = cameraTarget;
+                renderPassEvent = RenderPassEvent.AfterRenderingTransparents;
+            }
+
+            public override void Configure(CommandBuffer cmd, RenderTextureDescriptor cameraTextureDescriptor)
+            {
+
+            }
+
+            private void ConfigureMaterial(ref RenderingData renderingData, PUnderwaterOverride underwater, PWetLensOverride wetLens)
+            {
+                if (underwater.intensity.value > 0)
+                {
+                    if (underwaterMaterial == null)
+                    {
+                        Shader shader = PPoseidonSettings.Instance.UnderwaterShaderURP;
+                        underwaterMaterial = CoreUtils.CreateEngineMaterial(shader);
+                    }
+
+                    underwaterMaterial.SetFloat(PMat.PP_WATER_LEVEL, underwater.waterLevel.value);
+                    underwaterMaterial.SetFloat(PMat.PP_MAX_DEPTH, underwater.maxDepth.value);
+                    underwaterMaterial.SetFloat(PMat.PP_SURFACE_COLOR_BOOST, underwater.surfaceColorBoost.value);
+
+                    underwaterMaterial.SetColor(PMat.PP_SHALLOW_FOG_COLOR, underwater.shallowFogColor.value);
+                    underwaterMaterial.SetColor(PMat.PP_DEEP_FOG_COLOR, underwater.deepFogColor.value);
+                    underwaterMaterial.SetFloat(PMat.PP_VIEW_DISTANCE, underwater.viewDistance.value);
+
+                    if (underwater.enableCaustic.value == true)
+                    {
+                        underwaterMaterial.EnableKeyword(PMat.KW_PP_CAUSTIC);
+                        underwaterMaterial.SetTexture(PMat.PP_CAUSTIC_TEX, underwater.causticTexture.value);
+                        underwaterMaterial.SetFloat(PMat.PP_CAUSTIC_SIZE, underwater.causticSize.value);
+                        underwaterMaterial.SetFloat(PMat.PP_CAUSTIC_STRENGTH, underwater.causticStrength.value);
+                    }
+                    else
+                    {
+                        underwaterMaterial.DisableKeyword(PMat.KW_PP_CAUSTIC);
+                    }
+
+                    if (underwater.enableDistortion.value == true)
+                    {
+                        underwaterMaterial.EnableKeyword(PMat.KW_PP_DISTORTION);
+                        underwaterMaterial.SetTexture(PMat.PP_DISTORTION_TEX, underwater.distortionNormalMap.value);
+                        underwaterMaterial.SetFloat(PMat.PP_DISTORTION_STRENGTH, underwater.distortionStrength.value);
+                        underwaterMaterial.SetFloat(PMat.PP_WATER_FLOW_SPEED, underwater.waterFlowSpeed.value);
+                    }
+                    else
+                    {
+                        underwaterMaterial.DisableKeyword(PMat.KW_PP_DISTORTION);
+                    }
+
+                    underwaterMaterial.SetTexture(PMat.PP_NOISE_TEX, PPoseidonSettings.Instance.NoiseTexture);
+                    underwaterMaterial.SetVector(PMat.PP_CAMERA_VIEW_DIR, renderingData.cameraData.camera.transform.forward);
+                    underwaterMaterial.SetFloat(PMat.PP_CAMERA_FOV, renderingData.cameraData.camera.fieldOfView);
+                    underwaterMaterial.SetMatrix(PMat.PP_CAMERA_TO_WORLD_MATRIX, renderingData.cameraData.camera.cameraToWorldMatrix);
+                    underwaterMaterial.SetFloat(PMat.PP_INTENSITY, underwater.intensity.value);
+                }
+
+                if (wetLens.strength.value * wetLens.intensity.value > 0)
+                {
+                    if (wetLensMaterial == null)
+                    {
+                        Shader shader = PPoseidonSettings.Instance.WetLensShaderURP;
+                        wetLensMaterial = CoreUtils.CreateEngineMaterial(shader);
+                    }
+
+                    Texture normalMap = wetLens.normalMap.value ?? PPoseidonSettings.Instance.DefaultNormalMap;
+                    wetLensMaterial.SetTexture(PMat.PP_WET_LENS_TEX, normalMap);
+                    wetLensMaterial.SetFloat(PMat.PP_WET_LENS_STRENGTH, wetLens.strength.value * wetLens.intensity.value);
+                }
+            }
+
+            public override void Execute(ScriptableRenderContext context, ref RenderingData renderingData)
+            {
+                if (renderingData.cameraData.camera != Camera.main)
+                    return;
+
+                VolumeStack stack = VolumeManager.instance.stack;
+                PUnderwaterOverride underwater = stack.GetComponent<PUnderwaterOverride>();
+                PWetLensOverride wetLens = stack.GetComponent<PWetLensOverride>();
+
+                bool willRenderUnderwater = underwater.intensity.value > 0;
+                bool willRenderWetLens = wetLens.strength.value * wetLens.intensity.value > 0;
+                if (!willRenderUnderwater && !willRenderWetLens)
+                    return;
+
+                ConfigureMaterial(ref renderingData, underwater, wetLens);
+
+                CommandBuffer cmd = CommandBufferPool.Get(PROFILER_TAG);
+                RenderTextureDescriptor cameraTargetDescriptor = renderingData.cameraData.cameraTargetDescriptor;
+                cameraTargetDescriptor.depthBufferBits = 0;
+                cmd.GetTemporaryRT(temporaryRenderTexture.id, cameraTargetDescriptor);
+
+                Material material = willRenderUnderwater ? underwaterMaterial : wetLensMaterial;
+                Blit(cmd, cameraTarget, temporaryRenderTexture.Identifier(), material, 0);
+                Blit(cmd, temporaryRenderTexture.Identifier(), cameraTarget);
+
+                context.ExecuteCommandBuffer(cmd);
+                CommandBufferPool.Release(cmd);
+            }
+
+            public override void FrameCleanup(CommandBuffer cmd)
+            {
+                cmd.ReleaseTemporaryRT(temporaryRenderTexture.id);
+            }
+        }
+
+        private PWaterEffectPass waterEffectPass;
+
+        public override void Create()
+        {
+        }
+
+        public override void AddRenderPasses(ScriptableRenderer renderer, ref RenderingData renderingData)
+        {
+            waterEffectPass = new PWaterEffectPass(renderer.cameraColorTarget);
+            renderer.EnqueuePass(waterEffectPass);
+        }
+
+    }
+}
+#endif

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/UniversalRP/PWaterEffectRendererFeature.cs.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/UniversalRP/PWetLensOverride.cs

@@ -0,0 +1,23 @@
+#if POSEIDON_URP
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine.Rendering;
+
+namespace Pinwheel.Poseidon.FX.Universal
+{
+    [System.Serializable]
+    [VolumeComponentMenu("Poseidon/Wet Lens")]
+    public class PWetLensOverride : VolumeComponent
+    {
+        [Header("Lens Distort")]
+        public TextureParameter normalMap = new TextureParameter(null);
+        [Range(0f, 1f)]
+        public FloatParameter strength = new FloatParameter(1);
+
+        [Header("Internal")]
+        [Range(0f, 1f)]
+        public FloatParameter intensity = new FloatParameter(0);
+    }
+}
+#endif

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Effects/UniversalRP/PWetLensOverride.cs.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Polaris Extension.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Polaris Extension/PWaterSplineSync.cs

@@ -0,0 +1,103 @@
+#if GRIFFIN && GRIFFIN_2020
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using Pinwheel.Griffin.SplineTool;
+using Pinwheel.Griffin;
+
+namespace Pinwheel.Poseidon
+{
+    [GDisplayName("Poseidon/Water Spline Sync")]
+    [ExecuteInEditMode]
+    public class PWaterSplineSync : GSplineModifier
+    {
+        [SerializeField]
+        private PWater water;
+        public PWater Water
+        {
+            get
+            {
+                return water;
+            }
+            set
+            {
+                water = value;
+            }
+        }
+
+        [SerializeField]
+        private float heightOffset;
+        public float HeightOffset
+        {
+            get
+            {
+                return heightOffset;
+            }
+            set
+            {
+                heightOffset = value;
+            }
+        }
+
+        private void OnEnable()
+        {
+            GSplineCreator.Editor_SplineChanged += OnSplineChanged;
+        }
+
+        private void OnDisable()
+        {
+            GSplineCreator.Editor_SplineChanged -= OnSplineChanged;
+        }
+
+        private void OnValidate()
+        {
+            Apply();
+        }
+
+        private void OnSplineChanged(GSplineCreator creator)
+        {
+            if (creator == this.SplineCreator)
+            {
+                Apply();
+            }
+        }
+
+        public override void Apply()
+        {
+            if (SplineCreator == null && Water == null)
+                return;
+            if (Water.MeshType != PWaterMeshType.Spline)
+                return;
+
+            GSpline gSpline = SplineCreator.Spline;
+            PSpline pSpline = Water.Spline;
+
+            pSpline.Dispose();
+            pSpline.Anchors.Clear();
+            pSpline.Segments.Clear();
+
+            for (int i = 0; i < gSpline.Anchors.Count; ++i)
+            {
+                PSplineAnchor a = (PSplineAnchor)gSpline.Anchors[i];
+                a.Position += Vector3.up * HeightOffset;
+                pSpline.Anchors.Add(a);
+            }
+
+            for (int i = 0; i < gSpline.Segments.Count; ++i)
+            {
+                PSplineSegment s = (PSplineSegment)gSpline.Segments[i];
+                s.StartTangent += Vector3.up * HeightOffset;
+                s.EndTangent += Vector3.up * HeightOffset;
+                pSpline.Segments.Add(s);
+            }
+
+            Water.transform.position = transform.position;
+            Water.transform.rotation = transform.rotation;
+            Water.transform.localScale = transform.localScale;
+            Water.SplineWidth = SplineCreator.Width + SplineCreator.FalloffWidth * 2;
+            Water.GenerateSplineMesh();
+            Water.ReCalculateBounds();
+        }
+    }
+}
+#endif

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Polaris Extension/PWaterSplineSync.cs.meta

@@ -0,0 +1,11 @@
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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Utilities.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Utilities/PDisplayNameAttribute.cs

@@ -0,0 +1,18 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using System;
+
+namespace Pinwheel.Poseidon
+{
+    [AttributeUsage(AttributeTargets.All, AllowMultiple = false)]
+    public class PDisplayName : Attribute
+    {
+        public string DisplayName { get; set; }
+
+        public PDisplayName(string name)
+        {
+            DisplayName = name;
+        }
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Utilities/PDisplayNameAttribute.cs.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Utilities/PGeometryUtilities.cs

@@ -0,0 +1,67 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using Unity.Collections;
+
+namespace Pinwheel.Poseidon
+{
+    public static class PGeometryUtilities
+    {
+        public static bool IsIntersectHorizontalLine(
+            float x1, float y1,
+            float x2, float y2,
+            float lineY,
+            out Vector2 intersection)
+        {
+            bool isIntersect = false;
+            intersection = Vector2.zero;
+
+            float minX = Mathf.Min(x1, x2);
+            float maxX = Mathf.Max(x1, x2);
+            float minY = Mathf.Min(y1, y2);
+            float maxY = Mathf.Max(y1, y2);
+
+            if (lineY < minY || lineY > maxY)
+            {
+                isIntersect = false;
+                return isIntersect;
+            }
+
+            if (x1 == x2 && y1 == y2)
+            {
+                if (lineY == y1)
+                {
+                    isIntersect = true;
+                    intersection.Set(x1, y1);
+                    return isIntersect;
+                }
+                else
+                {
+                    isIntersect = false;
+                }
+            }
+
+            Vector2 direction = new Vector2(x2 - x1, y2 - y1).normalized;
+            Vector3 normal = new Vector3(-direction.y, direction.x);
+
+            if (direction == Vector2.left || direction == Vector2.right)
+            {
+                isIntersect = false;
+                return isIntersect;
+            }
+
+            float num = (x2 - x1) * lineY + (x1 * y2 - x2 * y1);
+            float denom = -y1 + y2;
+            float intersectX = num / denom;
+            if (intersectX >= minX && intersectX <= maxX)
+            {
+                intersection.Set(intersectX, lineY);
+                isIntersect = true;
+                return isIntersect;
+            }
+
+            isIntersect = false;
+            return isIntersect;
+        }
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Utilities/PGeometryUtilities.cs.meta

@@ -0,0 +1,11 @@
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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Utilities/PIndex2D.cs

@@ -0,0 +1,92 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace Pinwheel.Poseidon
+{
+    /// <summary>
+    /// Indicate an index in 2D grid with 2 component X, Z
+    /// </summary>
+    [System.Serializable]
+    public struct PIndex2D
+    {
+        [SerializeField]
+        private int x;
+        public int X
+        {
+            get
+            {
+                return x;
+            }
+            set
+            {
+                x = value;
+            }
+        }
+
+        [SerializeField]
+        private int z;
+        public int Z
+        {
+            get
+            {
+                return z;
+            }
+            set
+            {
+                z = value;
+            }
+        }
+
+        public PIndex2D(int x, int z)
+        {
+            this.x = x;
+            this.z = z;
+        }
+
+        public static PIndex2D operator +(PIndex2D i1, PIndex2D i2)
+        {
+            return new PIndex2D(i1.x + i2.x, i1.z + i2.z);
+        }
+
+        public static PIndex2D operator -(PIndex2D i1, PIndex2D i2)
+        {
+            return new PIndex2D(i1.x - i2.x, i1.z - i2.z);
+        }
+
+        public static bool operator ==(PIndex2D i1, PIndex2D i2)
+        {
+            return i1.x == i2.x && i1.z == i2.z;
+        }
+
+        public static bool operator !=(PIndex2D i1, PIndex2D i2)
+        {
+            return i1.x != i2.x || i1.z != i2.z;
+        }
+
+        public override string ToString()
+        {
+            return string.Format("({0}, {1})", x, z);
+        }
+
+        public override bool Equals(object obj)
+        {
+            if (!(obj is PIndex2D))
+            {
+                return false;
+            }
+
+            var d = (PIndex2D)obj;
+            return x == d.x &&
+                   z == d.z;
+        }
+
+        public override int GetHashCode()
+        {
+            var hashCode = 1553271884;
+            hashCode = hashCode * -1521134295 + x.GetHashCode();
+            hashCode = hashCode * -1521134295 + z.GetHashCode();
+            return hashCode;
+        }
+    }
+}

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Utilities/PInternalMaterials.cs

@@ -0,0 +1,49 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Pinwheel.Poseidon
+{
+    public static class PInternalMaterials
+    {
+        private static Material copyTextureMaterial;
+        public static Material CopyTextureMaterial
+        {
+            get
+            {
+                if (copyTextureMaterial == null)
+                {
+                    copyTextureMaterial = new Material(PPoseidonSettings.Instance.InternalShaders.CopyTextureShader);
+                }
+                return copyTextureMaterial;
+            }
+        }
+
+        private static Material solidColorMaterial;
+        public static Material SolidColorMaterial
+        {
+            get
+            {
+                if (solidColorMaterial == null)
+                {
+                    solidColorMaterial = new Material(PPoseidonSettings.Instance.InternalShaders.SolidColorShader);
+                }
+                return solidColorMaterial;
+            }
+        }
+
+        private static Material unlitTextureMaterial;
+        public static Material UnlitTextureMaterial
+        {
+            get
+            {
+                if (unlitTextureMaterial == null)
+                {
+                    unlitTextureMaterial = new Material(Shader.Find("Unlit/Texture"));
+                }
+                return unlitTextureMaterial;
+            }
+        }
+        
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Utilities/PInternalMaterials.cs.meta

@@ -0,0 +1,11 @@
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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Utilities/PInternalShaderSettings.cs

@@ -0,0 +1,40 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Pinwheel.Poseidon
+{
+    [System.Serializable]
+    public struct PInternalShaderSettings
+    {
+        [SerializeField]
+        private Shader copyTextureShader;
+        public Shader CopyTextureShader
+        {
+            get
+            {
+                return copyTextureShader;
+            }
+            set
+            {
+                copyTextureShader = value;
+            }
+        }
+
+        [SerializeField]
+        private Shader solidColorShader;
+        public Shader SolidColorShader
+        {
+            get
+            {
+                return solidColorShader;
+            }
+            set
+            {
+                solidColorShader = value;
+            }
+        }
+
+
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Utilities/PInternalShaderSettings.cs.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Utilities/PProgressCancelledException.cs

@@ -0,0 +1,11 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using System;
+
+namespace Pinwheel.Poseidon
+{
+    public class PProgressCancelledException : Exception
+    {
+    }
+}

Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Utilities/PProgressCancelledException.cs.meta

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Assets/Polaris - Low Poly Ecosystem/Poseidon - Low Poly Water System/Runtime/Scripts/Utilities/PRenderPipelineType.cs

@@ -0,0 +1,11 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Pinwheel.Poseidon
+{
+    public enum PRenderPipelineType
+    {
+        Builtin, Universal, Unsupported
+    }
+}