300 lines
14 KiB
C#
300 lines
14 KiB
C#
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#if GRIFFIN && VEGETATION_STUDIO_PRO
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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 AwesomeTechnologies.MeshTerrains;
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using AwesomeTechnologies.VegetationSystem;
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using AwesomeTechnologies.VegetationSystem.Biomes;
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using Unity.Burst;
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using Unity.Collections;
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using Unity.Jobs;
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using Unity.Mathematics;
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using AwesomeTechnologies.Utility;
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using AwesomeTechnologies.Utility.Quadtree;
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namespace Pinwheel.Griffin.VegetationStudioPro
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{
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public class GVSPPolarisTerrain : MeshTerrain
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{
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public new string TerrainType => "Polaris terrain";
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public GStylizedTerrain Terrain;
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private int _heightmapHeight;
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private int _heightmapWidth;
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private Vector3 _size;
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private Vector3 _scale;
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private Vector3 _heightmapScale;
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private Rect _terrainRect;
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public NativeArray<float> Heights;
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private JobHandle _splatMapHandle;
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private NativeArray<HeightMapSample> _heightMapSamples;
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private NativeArray<float> _currentSplatmapArray;
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private readonly List<NativeArray<float>> _nativeArrayFloatList = new List<NativeArray<float>>();
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public override bool NeedsSplatMapUpdate(Bounds updateBounds)
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{
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return updateBounds.Intersects(TerrainBounds);
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}
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public override void PrepareSplatmapGeneration(bool clearLockedTextures)
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{
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LoadHeightData();
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int width = Terrain.TerrainData.Shading.SplatControlResolution;
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int height = Terrain.TerrainData.Shading.SplatControlResolution;
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int layers = Terrain.TerrainData.Shading.Splats.Prototypes.Count;
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int heightMapLength = width * height;
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if (_heightMapSamples.IsCreated) _heightMapSamples.Dispose();
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_heightMapSamples = new NativeArray<HeightMapSample>(heightMapLength, Allocator.TempJob);
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SampleHeightMapJob sampleHeightMapJob = new SampleHeightMapJob
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{
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HeightMapSamples = _heightMapSamples,
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InputHeights = Heights,
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HeightMapScale = _heightmapScale,
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HeightmapHeight = _heightmapHeight,
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HeightmapWidth = _heightmapWidth,
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Scale = _scale,
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Size = _size,
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Width = width,
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Height = height
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};
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_splatMapHandle = sampleHeightMapJob.Schedule(heightMapLength, 32);
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if (_currentSplatmapArray.IsCreated) _currentSplatmapArray.Dispose();
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_currentSplatmapArray = new NativeArray<float>(width * height * layers, Allocator.TempJob);
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if (!clearLockedTextures)
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{
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float[,,] spltmapArray = Terrain.TerrainData.Shading.GetAlphamaps();
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_currentSplatmapArray.CopyFromFast(spltmapArray);
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}
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}
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public override void GenerateSplatMapBiome(Bounds updateBounds, BiomeType biomeType, List<PolygonBiomeMask> polygonBiomeMaskList, List<TerrainTextureSettings> terrainTextureSettingsList, float heightCurveSampleHeight, float worldSpaceSeaLevel, bool clearLockedTextures)
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{
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int width = Terrain.TerrainData.Shading.SplatControlResolution;
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int height = Terrain.TerrainData.Shading.SplatControlResolution;
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int layers = Terrain.TerrainData.Shading.Splats.Prototypes.Count;
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int blendMaskLength = width * height;
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NativeArray<float> blendMask = new NativeArray<float>(blendMaskLength, Allocator.TempJob);
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NativeArray<float> splatmapArray = new NativeArray<float>(width * height * layers, Allocator.TempJob);
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if (biomeType == BiomeType.Default)
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{
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UnityTerrain.GenerateDefaultBiomeBlendMaskJob generateDefaultBiomeBlendMaskJob =
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new UnityTerrain.GenerateDefaultBiomeBlendMaskJob { BlendMask = blendMask };
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_splatMapHandle = generateDefaultBiomeBlendMaskJob.Schedule(blendMaskLength, 32, _splatMapHandle);
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}
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else
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{
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for (int i = 0; i <= polygonBiomeMaskList.Count - 1; i++)
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{
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UnityTerrain.GenerateBlendMaskJob generateBlendMaskJob = new UnityTerrain.GenerateBlendMaskJob
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{
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Width = width,
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Height = height,
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TerrainSize = _size,
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TerrainPosition = Terrain.transform.position,
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BlendMask = blendMask,
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PolygonArray = polygonBiomeMaskList[i].PolygonArray,
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SegmentArray = polygonBiomeMaskList[i].SegmentArray,
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CurveArray = polygonBiomeMaskList[i].TextureCurveArray,
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UseNoise = polygonBiomeMaskList[i].UseNoise,
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NoiseScale = polygonBiomeMaskList[i].NoiseScale,
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BlendDistance = polygonBiomeMaskList[i].BlendDistance,
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PolygonRect = RectExtension.CreateRectFromBounds(polygonBiomeMaskList[i].MaskBounds),
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Include = true
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};
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_splatMapHandle = generateBlendMaskJob.Schedule(blendMaskLength, 32, _splatMapHandle);
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}
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}
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for (int i = 0; i <= terrainTextureSettingsList.Count - 1; i++)
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{
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if (i >= layers) continue;
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if (terrainTextureSettingsList[i].Enabled)
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{
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UnityTerrain.ProcessSplatMapJob processSplatMap = new UnityTerrain.ProcessSplatMapJob
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{
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Height = height,
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Width = width,
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Layers = layers,
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SplatMapArray = splatmapArray,
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BlendMask = blendMask,
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HeightMap = _heightMapSamples,
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Heights = Heights,
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TextureIndex = i,
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TextureUseNoise = terrainTextureSettingsList[i].UseNoise,
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TextureNoiseScale = terrainTextureSettingsList[i].NoiseScale,
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TextureWeight = terrainTextureSettingsList[i].TextureWeight,
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TextureNoiseOffset = terrainTextureSettingsList[i].NoiseOffset,
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InverseTextureNoise = terrainTextureSettingsList[i].InverseNoise,
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HeightCurve = terrainTextureSettingsList[i].HeightCurveArray,
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SteepnessCurve = terrainTextureSettingsList[i].SteepnessCurveArray,
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TerrainHeight = heightCurveSampleHeight,
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TerrainYPosition = Terrain.transform.position.y,
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WorldspaceSeaLevel = worldSpaceSeaLevel,
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HeightMapScale = _heightmapScale,
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HeightmapHeight = _heightmapHeight,
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HeightmapWidth = _heightmapWidth,
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ConcaveEnable = terrainTextureSettingsList[i].ConcaveEnable,
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ConvexEnable = terrainTextureSettingsList[i].ConvexEnable,
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ConcaveAverage = terrainTextureSettingsList[i].ConcaveAverage,
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ConcaveMinHeightDifference = terrainTextureSettingsList[i].ConcaveMinHeightDifference,
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ConcaveDistance = terrainTextureSettingsList[i].ConcaveDistance,
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ConcaveMode = (int)terrainTextureSettingsList[i].ConcaveMode,
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TerrainSize = _size,
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TerrainPosition = Terrain.transform.position
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};
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_splatMapHandle = processSplatMap.Schedule(width * height * layers, 32, _splatMapHandle);
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}
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else
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{
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if (!clearLockedTextures && terrainTextureSettingsList[i].LockTexture)
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{
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UnityTerrain.CopyLockedDataJob copyLockedDataJobJob = new UnityTerrain.CopyLockedDataJob
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{
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Height = height,
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Width = width,
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Layers = layers,
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SplatMapArray = splatmapArray,
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CurrentSplatMapArray = _currentSplatmapArray,
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TextureIndex = i,
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};
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_splatMapHandle = copyLockedDataJobJob.Schedule(width * height * layers, 32, _splatMapHandle);
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}
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}
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}
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int firstEnabledIndex = 0;
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for (int i = 0; i <= terrainTextureSettingsList.Count - 1; i++)
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{
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if (terrainTextureSettingsList[i].Enabled)
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{
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firstEnabledIndex = i;
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break;
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}
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}
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if (!clearLockedTextures)
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{
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NativeArray<int> lockedTextureArray = new NativeArray<int>(terrainTextureSettingsList.Count, Allocator.TempJob);
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NativeArray<int> automaticGenerationArray = new NativeArray<int>(terrainTextureSettingsList.Count, Allocator.TempJob);
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for (int i = 0; i <= terrainTextureSettingsList.Count - 1; i++)
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{
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if (terrainTextureSettingsList[i].Enabled)
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{
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automaticGenerationArray[i] = 1;
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}
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else if (terrainTextureSettingsList[i].LockTexture)
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{
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lockedTextureArray[i] = 1;
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}
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}
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UnityTerrain.NormalizeSplatMapKeepLockedDataJob normalizeSplatMapJob = new UnityTerrain.NormalizeSplatMapKeepLockedDataJob
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{
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SplatMapArray = splatmapArray,
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FirstEnabledIndex = firstEnabledIndex,
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AutomaticGenerationArray = automaticGenerationArray,
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LockedTextureArray = lockedTextureArray
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};
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_splatMapHandle = normalizeSplatMapJob.ScheduleBatch(width * height * layers, layers, _splatMapHandle);
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}
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else
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{
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UnityTerrain.NormalizeSplatMapJob normalizeSplatMapJob = new UnityTerrain.NormalizeSplatMapJob
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{
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SplatMapArray = splatmapArray,
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FirstEnabledIndex = firstEnabledIndex
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};
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_splatMapHandle = normalizeSplatMapJob.ScheduleBatch(width * height * layers, layers, _splatMapHandle);
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}
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//blend biome splatmap against current splatmap
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UnityTerrain.BlendSplatMapJob blendSplatMapJob = new UnityTerrain.BlendSplatMapJob
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{
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CurrentSplatMapArray = _currentSplatmapArray,
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SplatMapArray = splatmapArray,
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BlendMask = blendMask,
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Height = height,
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Width = width,
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Layers = layers
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};
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_splatMapHandle = blendSplatMapJob.Schedule(width * height * layers, 32, _splatMapHandle);
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_nativeArrayFloatList.Add(splatmapArray);
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_nativeArrayFloatList.Add(blendMask);
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}
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public override void CompleteSplatmapGeneration()
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{
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_splatMapHandle.Complete();
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int width = Terrain.TerrainData.Shading.SplatControlResolution;
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int height = Terrain.TerrainData.Shading.SplatControlResolution;
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int layers = Terrain.TerrainData.Shading.Splats.Prototypes.Count;
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//float[] splatmap1DArray = new float[width * height * layers];
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//NativeToManagedCopyMemory(splatmap1DArray, _currentSplatmapArray);
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//_terrain.terrainData.SetAlphamaps(0, 0, To3DArray(splatmap1DArray, width, height, layers));
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float[,,] splatmapArray = new float[width, height, layers];
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_currentSplatmapArray.CopyToFast(splatmapArray);
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Terrain.TerrainData.Shading.SetAlphamaps(splatmapArray);
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if (_heightMapSamples.IsCreated) _heightMapSamples.Dispose();
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if (_currentSplatmapArray.IsCreated) _currentSplatmapArray.Dispose();
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for (int i = 0; i <= _nativeArrayFloatList.Count - 1; i++)
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{
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if (_nativeArrayFloatList[i].IsCreated) _nativeArrayFloatList[i].Dispose();
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}
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//splatmapArray.CopyTo(splatmap1DArray);
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_nativeArrayFloatList.Clear();
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}
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void LoadHeightData()
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{
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var terrainData = Terrain.TerrainData;
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Vector2 _heightmapTexelSize = terrainData.Geometry.HeightMap.texelSize;
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_heightmapScale = new Vector3(_heightmapTexelSize.x * terrainData.Geometry.Width, terrainData.Geometry.Height, _heightmapTexelSize.y * terrainData.Geometry.Length);
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_heightmapHeight = terrainData.Geometry.HeightMapResolution;
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_heightmapWidth = terrainData.Geometry.HeightMapResolution;
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_size = terrainData.Geometry.Size;
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_scale.x = _size.x / (_heightmapWidth - 1);
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_scale.y = _size.y;
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_scale.z = _size.z / (_heightmapHeight - 1);
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Vector2 terrainCenter = new Vector2(Terrain.transform.position.x, Terrain.transform.position.z);
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Vector2 terrainSize = new Vector2(_size.x, _size.z);
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_terrainRect = new Rect(terrainCenter, terrainSize);
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float[,] hs = Terrain.TerrainData.Geometry.GetHeights();
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if (Heights.IsCreated) Heights.Dispose();
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Heights = new NativeArray<float>(_heightmapWidth * _heightmapHeight, Allocator.Persistent);
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Heights.CopyFromFast(hs);
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}
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}
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}
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#endif
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