58 lines
1.8 KiB
C#
58 lines
1.8 KiB
C#
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#if GRIFFIN
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using UnityEngine;
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using System.Collections;
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using System.Collections.Generic;
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using Unity.Collections;
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using Unity.Burst;
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using Unity.Jobs;
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namespace Pinwheel.Griffin
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{
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#if GRIFFIN_BURST
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[BurstCompile(CompileSynchronously = false)]
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#endif
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public struct GSampleInstanceJob : IJobParallelFor
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{
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[WriteOnly]
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public NativeArray<bool> cullResult;
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[WriteOnly]
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public NativeArray<GPrototypeInstanceInfo> instanceInfo;
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[ReadOnly]
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public GTextureNativeDataDescriptor<Color32> mask;
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[ReadOnly]
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public NativeArray<int> selectedPrototypeIndices;
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public float minRotation;
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public float maxRotation;
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public Vector3 minScale;
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public Vector3 maxScale;
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public int seed;
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public void Execute(int index)
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{
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Unity.Mathematics.Random rand = Unity.Mathematics.Random.CreateFromIndex((uint)(index^seed));
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Vector2 uv = new Vector2(rand.NextFloat(), rand.NextFloat());
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float maskValue = GJobCommon.GetColorBilinear(mask, uv).r;
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if (rand.NextFloat() > maskValue)
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{
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cullResult[index] = false;
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}
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else
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{
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cullResult[index] = true;
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GPrototypeInstanceInfo info = new GPrototypeInstanceInfo();
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info.prototypeIndex = selectedPrototypeIndices[rand.NextInt(0, selectedPrototypeIndices.Length)];
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info.position = new Vector3(uv.x, 0, uv.y);
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info.rotation = Quaternion.Euler(0, rand.NextFloat(minRotation, maxRotation), 0);
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info.scale = Vector3.Lerp(minScale, maxScale, rand.NextFloat());
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instanceInfo[index] = info;
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}
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}
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}
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}
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#endif
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