public static void Process(CoordRect rect, Chunk.Results results, GeneratorsAsset gens, Chunk.Size terrainSize, Func <float, bool> stop = null)
{
#if VEGETATION_STUDIO
if (stop != null && stop(0))
{
return;
}
//preparing and clearing storage
if (vetStorComponents == null || vetStorComponents.Count == 0)
{
return; //vs not used (process runs anyway)
}
PersistentVegetationStorage storage = vetStorComponents[rect];
int cellXCount = Mathf.CeilToInt(terrainSize.dimensions / cellSize);
int cellZCount = Mathf.CeilToInt(terrainSize.dimensions / cellSize);
Noise noise = new Noise(12345, permutationCount: 128); //to pick objects based on biome
//clearing all of the items
foreach (VegetationStudioOutput gen in gens.GeneratorsOfType <VegetationStudioOutput>(onlyEnabled:true, checkBiomes:true))
{
for (int b = 0; b < gen.layers.Length; b++)
{
string id = gen.package.VegetationInfoList[b].VegetationItemID;
storage.RemoveVegetationItemInstances(id, VS_MM_id);
}
break; //iterating in one generator only - they use the same layers
}
if (stop != null && stop(0))
{
return;
}
//object outputs
foreach (VegetationStudioOutput gen in gens.GeneratorsOfType <VegetationStudioOutput>(onlyEnabled:true, checkBiomes:true))
{
//gen biome mask
Matrix biomeMask = null;
if (gen.biome != null)
{
object biomeMaskObj = gen.biome.mask.GetObject(results);
if (biomeMaskObj == null)
{
continue; //adding nothing if biome has no mask
}
biomeMask = (Matrix)biomeMaskObj;
if (biomeMask == null)
{
continue;
}
if (biomeMask.IsEmpty())
{
continue; //optimizing empty biomes
}
}
//iterating in layers
for (int b = 0; b < gen.layers.Length; b++)
{
if (stop != null && stop(0))
{
return; //checking stop before reading output
}
Layer layer = gen.layers[b];
string id = gen.package.VegetationInfoList[b].VegetationItemID;
//objects layer
if (layer.type == Layer.Type.Object)
{
//loading objects from input
SpatialHash hash = (SpatialHash)gen.layers[b].objInput.GetObject(results);
if (hash == null)
{
continue;
}
//filling instances (no need to check/add key in multidict)
foreach (SpatialObject obj in hash.AllObjs())
{
//skipping on biome not used
float biomeFactor = 0;
if (gen.biome == null)
{
biomeFactor = 1;
}
else if (biomeMask != null)
{
biomeFactor = biomeMask.GetInterpolated(obj.pos.x, obj.pos.y);
}
if (biomeFactor < 0.00001f)
{
continue;
}
float rnd;
switch (biomeBlendType)
{
case ObjectOutput.BiomeBlendType.Sharp: rnd = 0.5f; break;
case ObjectOutput.BiomeBlendType.AdditiveRandom:
case ObjectOutput.BiomeBlendType.NormalizedRandom:
rnd = noise.Random((int)obj.pos.x, (int)obj.pos.y);
if (biomeFactor > 0.5f)
{
rnd = 1 - rnd; //test
}
break;
case ObjectOutput.BiomeBlendType.Scale: rnd = 0.0f; break;
default: rnd = 0.5f; break;
}
if (biomeFactor < rnd)
{
continue;
}
//flooring
float terrainHeight = 0;
if (layer.relativeHeight && results.heights != null) //if checbox enabled and heights exist (at least one height generator is in the graph)
{
terrainHeight = results.heights.GetInterpolated(obj.pos.x, obj.pos.y);
}
if (terrainHeight > 1)
{
terrainHeight = 1;
}
//terrain-space object position
Vector3 position = new Vector3(
(obj.pos.x - hash.offset.x) / hash.size * terrainSize.dimensions,
(obj.height + terrainHeight) * terrainSize.height,
(obj.pos.y - hash.offset.y) / hash.size * terrainSize.dimensions);
//cell number
int cx = (int)(position.x / cellSize);
int cz = (int)(position.z / cellSize);
PersistentVegetationCell cell = storage.PersistentVegetationStoragePackage.PersistentVegetationCellList[cz + cx * cellXCount];
//rotation + taking terrain normal
Quaternion rotation;
float objRotation = layer.rotate ? obj.rotation % 360 : 0;
if (layer.takeTerrainNormal)
{
Vector3 terrainNormal = ObjectOutput.GetTerrainNormal(obj.pos.x, obj.pos.y, results.heights, terrainSize.height, terrainSize.pixelSize);
Vector3 sideVector = new Vector3(Mathf.Sin((obj.rotation + 90) * Mathf.Deg2Rad), 0, Mathf.Cos((obj.rotation + 90) * Mathf.Deg2Rad));
Vector3 frontVector = Vector3.Cross(sideVector, terrainNormal);
rotation = Quaternion.LookRotation(frontVector, terrainNormal);
}
else
{
rotation = objRotation.EulerToQuat();
}
//scale + biome scale mode
Vector3 scale = layer.scale ? new Vector3(layer.scaleY ? 1 : obj.size, obj.size, layer.scaleY ? 1 : obj.size) : Vector3.one;
if (biomeBlendType == ObjectOutput.BiomeBlendType.Scale && gen.biome != null)
{
float biomeVal = 1;
if (biomeMask != null)
{
biomeVal = biomeMask[obj.pos];
}
if (biomeVal < 0.001f)
{
continue; //skip zero-scaled objects
}
scale *= biomeVal;
}
//storage.AddVegetationItemInstance(id, position, scale, rotation, layer.applyMeshRotation, VS_MM_id, true);
cell.AddVegetationItemInstance(id, position, scale, rotation, VS_MM_id);
}
if (stop != null && stop(0))
{
return;
}
}
//map outputs
if (layer.type == Layer.Type.Map)
{
//reading output directly
//Output output = gen.layers[b].output;
//if (stop!=null && stop(0)) return; //checking stop before reading output
//if (!results.results.ContainsKey(output)) continue;
//Matrix matrix = (Matrix)results.results[output];
//loading from input
if (stop != null && stop(0))
{
return;
}
Matrix matrix = (Matrix)gen.layers[b].mapInput.GetObject(results);
if (matrix == null)
{
continue;
}
Matrix heights = results.heights; //get heights before the chunk is removed
//setting bush by bush using the sample dist
float sampleDist = 1f / layer.density;
//filling
//float terrainPosX = 1f*rect.offset.x/terrainSize.resolution*terrainSize.dimensions;
//float terrainPosZ = 1f*rect.offset.z/terrainSize.resolution*terrainSize.dimensions;
for (int cx = 0; cx <= cellXCount - 1; cx++)
{
for (int cz = 0; cz <= cellZCount - 1; cz++)
{
//Vector3 cellCorner = new Vector3(terrainPosX + (cellSize * cx), 0, terrainPosZ + (cellSize * cz));
PersistentVegetationCell cell = storage.PersistentVegetationStoragePackage.PersistentVegetationCellList[cz + cx * cellXCount];
for (float x = 0; x < cellSize; x += sampleDist)
{
for (float z = 0; z < cellSize; z += sampleDist)
{
//world position
float wx = cellSize * cx + x;
float wz = cellSize * cz + z;
//randomizing position
wx += noise.Random((int)(wx * 10), (int)(wz * 10), 2) * sampleDist - sampleDist / 2;
wz += noise.Random((int)(wx * 10), (int)(wz * 10), 3) * sampleDist - sampleDist / 2;
//map position
float mx = wx / terrainSize.dimensions * rect.size.x + rect.offset.x; // relative (0-1) position * terrain res
float mz = wz / terrainSize.dimensions * rect.size.z + rect.offset.z;
float val = matrix.GetInterpolated(mx, mz);
float biomeFactor = 0;
if (gen.biome == null)
{
biomeFactor = 1;
}
else if (biomeMask != null)
{
biomeFactor = biomeMask.GetInterpolated(mx, mz);
}
//placing object
float rnd = (noise.Random((int)(wx * 10), (int)(wz * 10)));
if (rnd < val * biomeFactor)
{
float terrainHeight = heights.GetInterpolated(mx, mz) * terrainSize.height;
//rotation + taking terrain normal
Quaternion rotation;
float rotRnd = noise.Random((int)(wx * 10), (int)(wz * 10), 1);
float objRotation = layer.rotate ? rotRnd * 360 : 0;
if (layer.takeTerrainNormal)
{
Vector3 terrainNormal = ObjectOutput.GetTerrainNormal(mx, mz, heights, terrainSize.height, terrainSize.pixelSize);
Vector3 sideVector = new Vector3(Mathf.Sin((objRotation + 90) * Mathf.Deg2Rad), 0, Mathf.Cos((objRotation + 90) * Mathf.Deg2Rad));
Vector3 frontVector = Vector3.Cross(sideVector, terrainNormal);
rotation = Quaternion.LookRotation(frontVector, terrainNormal);
}
else
{
rotation = objRotation.EulerToQuat();
}
//scale
float rndScale = noise.Random((int)(wx * 10), (int)(wz * 10), 1);
rndScale = layer.scaleMinMax.x + (layer.scaleMinMax.y - layer.scaleMinMax.x) * rndScale;
Vector3 scale = new Vector3(rndScale, rndScale, rndScale);
//storage.AddVegetationItemInstance(id, new Vector3(wx,terrainHeight,wz), scale, rotation, layer.applyMeshRotation, VS_MM_id, true);
cell.AddVegetationItemInstance(id, new Vector3(wx, terrainHeight, wz), scale, rotation, VS_MM_id);
}
}
}
if (stop != null && stop(0))
{
return;
}
}
}
}
}
}
//refreshing billboards
//calling it from thread ruins all the billboards
//BillboardSystem billboardSys = billboardComponents[rect];
//if (billboardSys != null)
// billboardSys.RefreshBillboards();
#endif
//pushing anything to apply
if (stop != null && stop(0))
{
return;
}
results.apply.CheckAdd(typeof(VegetationStudioOutput), null, replace: true);
}
