508 lines
16 KiB
C#
508 lines
16 KiB
C#
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#if GRIFFIN
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using System.Collections.Generic;
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using UnityEngine;
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using Unity.Collections;
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using Unity.Jobs;
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namespace Pinwheel.Griffin.StampTool
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{
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[System.Serializable]
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[ExecuteInEditMode]
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public class GObjectStamper : MonoBehaviour
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{
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[SerializeField]
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private bool enableTerrainMask;
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public bool EnableTerrainMask
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{
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get
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{
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return enableTerrainMask;
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}
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set
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{
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enableTerrainMask = value;
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}
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}
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[SerializeField]
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private int groupId;
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public int GroupId
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{
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get
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{
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return groupId;
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}
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set
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{
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groupId = value;
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}
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}
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[SerializeField]
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private Vector3 position;
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public Vector3 Position
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{
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get
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{
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return position;
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}
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set
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{
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position = value;
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transform.position = value;
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}
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}
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[SerializeField]
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private Quaternion rotation;
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public Quaternion Rotation
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{
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get
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{
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return rotation;
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}
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set
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{
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rotation = value;
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transform.rotation = value;
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}
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}
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[SerializeField]
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private Vector3 scale;
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public Vector3 Scale
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{
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get
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{
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return scale;
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}
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set
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{
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scale = value;
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transform.localScale = value;
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}
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}
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[SerializeField]
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private Texture2D mask;
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public Texture2D Mask
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{
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get
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{
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return mask;
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}
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set
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{
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mask = value;
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}
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}
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[SerializeField]
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private AnimationCurve falloff;
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public AnimationCurve Falloff
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{
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get
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{
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return falloff;
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}
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set
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{
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falloff = value;
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}
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}
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[SerializeField]
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private List<GObjectStampLayer> layers;
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public List<GObjectStampLayer> Layers
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{
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get
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{
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if (layers == null)
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{
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layers = new List<GObjectStampLayer>();
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}
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return layers;
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}
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set
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{
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layers = value;
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}
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}
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[SerializeField]
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private int maskResolution;
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public int MaskResolution
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{
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get
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{
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return maskResolution;
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}
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set
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{
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maskResolution = Mathf.Clamp(Mathf.ClosestPowerOfTwo(value), GCommon.TEXTURE_SIZE_MIN, GCommon.TEXTURE_SIZE_MAX);
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}
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}
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public Rect Rect
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{
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get
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{
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Vector3[] quad = new Vector3[4];
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GetQuad(quad);
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Rect r = GUtilities.GetRectContainsPoints(quad);
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return r;
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}
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}
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private Texture2D falloffTexture;
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private Vector3[] worldPoints = new Vector3[4];
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private Vector2[] uvPoints = new Vector2[4];
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private Dictionary<string, RenderTexture> tempRt;
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private Dictionary<string, RenderTexture> TempRt
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{
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get
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{
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if (tempRt == null)
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{
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tempRt = new Dictionary<string, RenderTexture>();
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}
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return tempRt;
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}
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}
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private void Reset()
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{
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position = Vector3.zero;
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rotation = Quaternion.identity;
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scale = Vector3.one * 100;
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mask = null;
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falloff = AnimationCurve.EaseInOut(0, 1, 1, 0);
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maskResolution = 1024;
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}
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private void OnDisable()
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{
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ReleaseResources();
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}
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private void OnDestroy()
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{
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ReleaseResources();
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}
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private void ReleaseResources()
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{
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foreach (RenderTexture rt in TempRt.Values)
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{
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if (rt != null)
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{
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rt.Release();
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GUtilities.DestroyObject(rt);
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}
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}
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}
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public void Apply()
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{
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if (falloffTexture != null)
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Object.DestroyImmediate(falloffTexture);
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Internal_UpdateFalloffTexture();
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Internal_UpdateLayerTransitionTextures();
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List<GStylizedTerrain> terrains = GUtilities.ExtractTerrainsFromOverlapTest(GCommon.OverlapTest(GroupId, GetQuad()));
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try
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{
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foreach (GStylizedTerrain t in terrains)
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{
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Apply(t);
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}
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}
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catch (GProgressCancelledException)
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{
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Debug.Log("Stamp process canceled, result may be incorrect. Use History to clean up!");
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#if UNITY_EDITOR
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GCommonGUI.ClearProgressBar();
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#endif
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}
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}
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private void Apply(GStylizedTerrain t)
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{
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if (t.TerrainData == null)
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return;
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if (Layers.Count == 0)
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return;
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GetQuad(worldPoints);
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GetUvPoints(t, worldPoints, uvPoints);
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Rect dirtyRect = GUtilities.GetRectContainsPoints(uvPoints);
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if (!dirtyRect.Overlaps(new Rect(0, 0, 1, 1)))
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return;
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RenderTexture[] brushes = new RenderTexture[Layers.Count];
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for (int i = 0; i < Layers.Count; ++i)
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{
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brushes[i] = GetRenderTexture("brush" + i.ToString());
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}
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Internal_RenderBrushes(brushes, t, uvPoints);
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for (int i = 0; i < Layers.Count; ++i)
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{
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StampLayer(t, brushes[i], i);
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}
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}
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private void StampLayer(GStylizedTerrain t, RenderTexture brush, int layerIndex)
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{
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GObjectStampLayer layer = Layers[layerIndex];
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if (layer.Ignore)
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return;
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if (layer.InstanceCount == 0)
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return;
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if (layer.Prototypes.Count == 0 ||
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layer.PrototypeIndices.Count == 0)
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return;
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Texture2D layerMask = GCommon.CreateTexture(MaskResolution, Color.clear);
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GCommon.CopyFromRT(layerMask, brush);
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SpawnObjectOnTerrain(t, layerMask, layerIndex);
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GUtilities.DestroyObject(layerMask);
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}
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private void SpawnObjectOnTerrain(GStylizedTerrain t, Texture2D layerMask, int layerIndex)
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{
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GObjectStampLayer layer = Layers[layerIndex];
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#if UNITY_EDITOR
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string title = "Stamping on " + t.name;
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string text = string.Format("Layer: {0}", !string.IsNullOrEmpty(layer.Name) ? layer.Name : layerIndex.ToString());
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GCommonGUI.CancelableProgressBar(title, text, 1);
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#endif
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int sampleCount = layer.InstanceCount;
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NativeArray<bool> cullResult = new NativeArray<bool>(sampleCount, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
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NativeArray<GPrototypeInstanceInfo> instanceInfo = new NativeArray<GPrototypeInstanceInfo>(sampleCount, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
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NativeArray<int> selectedPrototypeIndices = new NativeArray<int>(layer.PrototypeIndices.ToArray(), Allocator.TempJob);
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GTextureNativeDataDescriptor<Color32> maskHandle = new GTextureNativeDataDescriptor<Color32>(layerMask);
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{
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GSampleInstanceJob job = new GSampleInstanceJob()
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{
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cullResult = cullResult,
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instanceInfo = instanceInfo,
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mask = maskHandle,
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selectedPrototypeIndices = selectedPrototypeIndices,
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minRotation = layer.MinRotation,
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maxRotation = layer.MaxRotation,
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minScale = layer.MinScale,
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maxScale = layer.MaxScale,
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seed = Random.Range(int.MinValue, int.MaxValue)
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};
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JobHandle jHandle = job.Schedule(sampleCount, 100);
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jHandle.Complete();
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}
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Vector3 terrainSize = t.TerrainData.Geometry.Size;
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NativeArray<RaycastCommand> raycastCommands = new NativeArray<RaycastCommand>(instanceInfo.Length, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
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NativeArray<RaycastHit> hits = new NativeArray<RaycastHit>(instanceInfo.Length, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
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for (int i = 0; i < raycastCommands.Length; ++i)
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{
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GPrototypeInstanceInfo info = instanceInfo[i];
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Vector3 from = new Vector3(t.transform.position.x + info.position.x * terrainSize.x, 10000, t.transform.position.z + info.position.z * terrainSize.z);
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RaycastCommand cmd = new RaycastCommand(from, Vector3.down, float.MaxValue, layer.WorldRaycastMask, 1);
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raycastCommands[i] = cmd;
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}
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{
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JobHandle jHandle = RaycastCommand.ScheduleBatch(raycastCommands, hits, 10);
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jHandle.Complete();
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}
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for (int i = 0; i < instanceInfo.Length; ++i)
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{
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GPrototypeInstanceInfo info = instanceInfo[i];
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RaycastHit h = hits[i];
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info.position.Set(info.position.x * terrainSize.x, h.collider != null ? h.point.y : 0, info.position.z * terrainSize.z);
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instanceInfo[i] = info;
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}
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int count = instanceInfo.Length;
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for (int i = 0; i < count; ++i)
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{
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GPrototypeInstanceInfo info = instanceInfo[i];
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if (cullResult[i] == false)
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continue;
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GameObject prototype = layer.Prototypes[info.prototypeIndex];
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GameObject go = GSpawner.Spawn(t, prototype, Vector3.zero);
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go.transform.position = t.transform.position + info.position;
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go.transform.rotation = info.rotation;
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go.transform.localScale = info.scale;
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if (layer.AlignToSurface)
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{
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RaycastHit hit = hits[i];
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if (hit.collider != null)
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{
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Quaternion q = Quaternion.FromToRotation(go.transform.up, hit.normal);
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go.transform.rotation *= q;
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}
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}
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}
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raycastCommands.Dispose();
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hits.Dispose();
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cullResult.Dispose();
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instanceInfo.Dispose();
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selectedPrototypeIndices.Dispose();
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#if UNITY_EDITOR
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GCommonGUI.ClearProgressBar();
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#endif
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}
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public void Internal_RenderBrushes(RenderTexture[] brushes, GStylizedTerrain t, Vector2[] uvPoints)
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{
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for (int i = 0; i < brushes.Length; ++i)
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{
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GStampLayerMaskRenderer.Render(
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brushes[i],
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Layers[i],
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t,
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Matrix4x4.TRS(Position, Rotation, Scale),
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Mask,
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falloffTexture,
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uvPoints,
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EnableTerrainMask);
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}
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}
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public void Internal_UpdateFalloffTexture()
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{
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if (falloffTexture != null)
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GUtilities.DestroyObject(falloffTexture);
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falloffTexture = GCommon.CreateTextureFromCurve(Falloff, 256, 1);
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}
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public void Internal_UpdateLayerTransitionTextures()
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{
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for (int i = 0; i < Layers.Count; ++i)
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{
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Layers[i].UpdateCurveTextures();
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}
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}
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public Vector3[] GetQuad()
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{
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Matrix4x4 matrix = Matrix4x4.TRS(Position, Rotation, Scale);
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Vector3[] quad = new Vector3[4]
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{
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matrix.MultiplyPoint(new Vector3(-0.5f, 0, -0.5f)),
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matrix.MultiplyPoint(new Vector3(-0.5f, 0, 0.5f)),
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matrix.MultiplyPoint(new Vector3(0.5f, 0, 0.5f)),
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matrix.MultiplyPoint(new Vector3(0.5f, 0, -0.5f))
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};
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return quad;
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}
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public void GetQuad(Vector3[] quad)
|
||
|
|
{
|
||
|
|
Matrix4x4 matrix = Matrix4x4.TRS(Position, Rotation, Scale);
|
||
|
|
quad[0] = matrix.MultiplyPoint(new Vector3(-0.5f, 0, -0.5f));
|
||
|
|
quad[1] = matrix.MultiplyPoint(new Vector3(-0.5f, 0, 0.5f));
|
||
|
|
quad[2] = matrix.MultiplyPoint(new Vector3(0.5f, 0, 0.5f));
|
||
|
|
quad[3] = matrix.MultiplyPoint(new Vector3(0.5f, 0, -0.5f));
|
||
|
|
}
|
||
|
|
|
||
|
|
private void GetUvPoints(GStylizedTerrain t, Vector3[] worldPoint, Vector2[] uvPoint)
|
||
|
|
{
|
||
|
|
for (int i = 0; i < uvPoints.Length; ++i)
|
||
|
|
{
|
||
|
|
uvPoints[i] = t.WorldPointToUV(worldPoints[i]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
public void GetBox(Vector3[] box)
|
||
|
|
{
|
||
|
|
Matrix4x4 matrix = Matrix4x4.TRS(Position, Rotation, Scale);
|
||
|
|
box[0] = matrix.MultiplyPoint(new Vector3(-0.5f, 0, -0.5f));
|
||
|
|
box[1] = matrix.MultiplyPoint(new Vector3(-0.5f, 0, 0.5f));
|
||
|
|
box[2] = matrix.MultiplyPoint(new Vector3(0.5f, 0, 0.5f));
|
||
|
|
box[3] = matrix.MultiplyPoint(new Vector3(0.5f, 0, -0.5f));
|
||
|
|
box[4] = matrix.MultiplyPoint(new Vector3(-0.5f, 1, -0.5f));
|
||
|
|
box[5] = matrix.MultiplyPoint(new Vector3(-0.5f, 1, 0.5f));
|
||
|
|
box[6] = matrix.MultiplyPoint(new Vector3(0.5f, 1, 0.5f));
|
||
|
|
box[7] = matrix.MultiplyPoint(new Vector3(0.5f, 1, -0.5f));
|
||
|
|
}
|
||
|
|
|
||
|
|
private RenderTexture GetRenderTexture(string key)
|
||
|
|
{
|
||
|
|
int resolution = MaskResolution;
|
||
|
|
if (!TempRt.ContainsKey(key) ||
|
||
|
|
TempRt[key] == null)
|
||
|
|
{
|
||
|
|
RenderTexture rt = new RenderTexture(resolution, resolution, 0, RenderTextureFormat.ARGB32, RenderTextureReadWrite.Linear);
|
||
|
|
rt.wrapMode = TextureWrapMode.Clamp;
|
||
|
|
TempRt[key] = rt;
|
||
|
|
}
|
||
|
|
else if (TempRt[key].width != resolution || TempRt[key].height != resolution)
|
||
|
|
{
|
||
|
|
TempRt[key].Release();
|
||
|
|
Object.DestroyImmediate(TempRt[key]);
|
||
|
|
RenderTexture rt = new RenderTexture(resolution, resolution, 0, RenderTextureFormat.ARGB32, RenderTextureReadWrite.Linear);
|
||
|
|
rt.wrapMode = TextureWrapMode.Clamp;
|
||
|
|
TempRt[key] = rt;
|
||
|
|
}
|
||
|
|
|
||
|
|
return TempRt[key];
|
||
|
|
}
|
||
|
|
|
||
|
|
public void ClearObjects()
|
||
|
|
{
|
||
|
|
List<GStylizedTerrain> terrains = GUtilities.ExtractTerrainsFromOverlapTest(GCommon.OverlapTest(GroupId, GetQuad()));
|
||
|
|
foreach (GStylizedTerrain t in terrains)
|
||
|
|
{
|
||
|
|
ClearObjects(t);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private void ClearObjects(GStylizedTerrain t)
|
||
|
|
{
|
||
|
|
if (t.TerrainData == null)
|
||
|
|
return;
|
||
|
|
Vector3 terrainSize = new Vector3(
|
||
|
|
t.TerrainData.Geometry.Width,
|
||
|
|
t.TerrainData.Geometry.Height,
|
||
|
|
t.TerrainData.Geometry.Length);
|
||
|
|
Vector3 scale = new Vector3(
|
||
|
|
GUtilities.InverseLerpUnclamped(0, terrainSize.x, Scale.x),
|
||
|
|
GUtilities.InverseLerpUnclamped(0, terrainSize.y, Scale.y),
|
||
|
|
GUtilities.InverseLerpUnclamped(0, terrainSize.z, Scale.z));
|
||
|
|
Matrix4x4 matrix = Matrix4x4.TRS(
|
||
|
|
t.WorldPointToNormalized(Position),
|
||
|
|
Rotation,
|
||
|
|
scale);
|
||
|
|
Matrix4x4 normalizeToStamp = matrix.inverse;
|
||
|
|
|
||
|
|
GSpawner.DestroyIf(t, (g) =>
|
||
|
|
{
|
||
|
|
Vector3 normalizePos = t.WorldPointToNormalized(g.transform.position);
|
||
|
|
Vector3 stampSpacePos = normalizeToStamp.MultiplyPoint(normalizePos);
|
||
|
|
return
|
||
|
|
stampSpacePos.x >= -0.5f && stampSpacePos.x <= 0.5f &&
|
||
|
|
stampSpacePos.y >= 0f && stampSpacePos.y <= 1f &&
|
||
|
|
stampSpacePos.z >= -0.5f && stampSpacePos.z <= 0.5f;
|
||
|
|
});
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
#endif
|