unsafe void UpdateDynamicInstanceRenderer()
{
if (m_DynamicChunks.Length == 0)
{
return;
}
Profiler.BeginSample("Gather Types");
var localToWorldType = GetArchetypeChunkComponentType <LocalToWorld>(true);
var visibleLocalToWorldType = GetArchetypeChunkComponentType <VisibleLocalToWorld>(false);
var meshInstanceRendererType = GetArchetypeChunkSharedComponentType <MeshInstanceRenderer>();
var meshInstanceFlippedTagType = GetArchetypeChunkComponentType <MeshInstanceFlippedWindingTag>();
var worldMeshRenderBoundsType = GetArchetypeChunkComponentType <WorldMeshRenderBounds>(true);
var meshLODComponentType = GetArchetypeChunkComponentType <MeshLODComponent>(true);
var activeLODGroupMask = GetComponentDataFromEntity <ActiveLODGroupMask>(true);
Profiler.EndSample();
Profiler.BeginSample("Allocate Temp Data");
var chunkVisibleCount = new NativeArray <int>(m_DynamicChunks.Length, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
var packedChunkIndices = new NativeArray <int>(m_DynamicChunks.Length, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
Profiler.EndSample();
var cullLODToVisibleJob = new CullLODToVisible
{
Chunks = m_DynamicChunks,
ActiveLODGroupMask = activeLODGroupMask,
MeshLODComponentType = meshLODComponentType,
LocalToWorldType = localToWorldType,
WorldMeshRenderBoundsType = worldMeshRenderBoundsType,
ChunkBounds = null,
Planes = m_Planes,
VisibleLocalToWorldType = visibleLocalToWorldType,
ChunkVisibleCount = chunkVisibleCount,
};
var cullLODToVisibleJobHandle = cullLODToVisibleJob.Schedule(m_DynamicChunks.Length, 64);
var packedChunkCount = 0;
var packVisibleChunkIndicesJob = new PackVisibleChunkIndices
{
Chunks = m_DynamicChunks,
ChunkVisibleCount = chunkVisibleCount,
PackedChunkIndices = packedChunkIndices,
PackedChunkCount = &packedChunkCount
};
var packVisibleChunkIndicesJobHandle = packVisibleChunkIndicesJob.Schedule(cullLODToVisibleJobHandle);
packVisibleChunkIndicesJobHandle.Complete();
Profiler.BeginSample("Process DrawMeshInstanced");
var drawCount = 0;
var lastRendererIndex = -1;
var batchCount = 0;
var flippedWinding = false;
for (int i = 0; i < packedChunkCount; i++)
{
var chunkIndex = packedChunkIndices[i];
var chunk = m_DynamicChunks[chunkIndex];
var rendererIndex = chunk.GetSharedComponentIndex(meshInstanceRendererType);
var activeCount = chunkVisibleCount[chunkIndex];
var rendererChanged = rendererIndex != lastRendererIndex;
var fullBatch = ((batchCount + activeCount) > 1023);
var visibleTransforms = chunk.GetNativeArray(visibleLocalToWorldType);
var newFlippedWinding = chunk.Has(meshInstanceFlippedTagType);
if ((fullBatch || rendererChanged || (newFlippedWinding != flippedWinding)) && (batchCount > 0))
{
RenderBatch(lastRendererIndex, batchCount);
drawCount++;
batchCount = 0;
}
CopyTo(visibleTransforms, activeCount, m_MatricesArray, batchCount);
flippedWinding = newFlippedWinding;
batchCount += activeCount;
lastRendererIndex = rendererIndex;
}
if (batchCount > 0)
{
RenderBatch(lastRendererIndex, batchCount);
drawCount++;
}
Profiler.EndSample();
packedChunkIndices.Dispose();
chunkVisibleCount.Dispose();
}
private unsafe void UpdateInstanceRenderers(NativeArray <ArchetypeChunk> chunks, WorldRenderBounds *worldRenderBounds)
{
Profiler.BeginSample("Gather Types");
var localToWorldType = this.GetArchetypeChunkComponentType <LocalToWorld>(true);
var visibleLocalToWorldType = this.GetArchetypeChunkComponentType <VisibleLocalToWorld>();
var visibleIndexType = this.GetArchetypeChunkComponentType <VisibleIndex>();
var worldRenderBoundsType = this.GetArchetypeChunkComponentType <WorldRenderBounds>(true);
var meshLODComponentType = this.GetArchetypeChunkComponentType <MeshLODComponent>(true);
var activeLODGroupMask = this.GetComponentDataFromEntity <ActiveLODGroupMask>(true);
var renderMeshType = this.GetArchetypeChunkSharedComponentType <RenderMesh>();
var flippedWindingTagType = this.GetArchetypeChunkComponentType <RenderMeshFlippedWindingTag>();
Profiler.EndSample();
Profiler.BeginSample("Allocate Temp Data");
var chunkVisibleCount = new NativeArray <int>(chunks.Length, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
var packedChunkIndices = new NativeArray <int>(chunks.Length, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
Profiler.EndSample();
var cullLODToVisibleJob = new CullLODToVisible
{
Chunks = chunks,
ActiveLODGroupMask = activeLODGroupMask,
MeshLODComponentType = meshLODComponentType,
WorldRenderBoundsType = worldRenderBoundsType,
VisibleIndexType = visibleIndexType,
ChunkBounds = worldRenderBounds,
Planes = this.m_Planes,
ChunkVisibleCount = chunkVisibleCount,
LocalToWorldType = localToWorldType,
VisibleLocalToWorldType = visibleLocalToWorldType,
};
var cullLODToVisibleJobHandle = cullLODToVisibleJob.Schedule(chunks.Length, 64);
var packedChunkCount = 0;
var packVisibleChunkIndicesJob = new PackVisibleChunkIndices
{
Chunks = chunks,
ChunkVisibleCount = chunkVisibleCount,
PackedChunkIndices = packedChunkIndices,
PackedChunkCount = &packedChunkCount,
};
var packVisibleChunkIndicesJobHandle = packVisibleChunkIndicesJob.Schedule(cullLODToVisibleJobHandle);
packVisibleChunkIndicesJobHandle.Complete();
Profiler.BeginSample("Process DrawMeshInstanced");
var drawCount = 0;
var lastRendererIndex = -1;
var batchCount = 0;
var flippedWinding = false;
for (int i = 0; i < packedChunkCount; i++)
{
var chunkIndex = packedChunkIndices[i];
var chunk = chunks[chunkIndex];
var rendererIndex = chunk.GetSharedComponentIndex(renderMeshType);
var activeCount = chunkVisibleCount[chunkIndex];
var rendererChanged = rendererIndex != lastRendererIndex;
var fullBatch = (batchCount + activeCount) > 1023;
var visibleTransforms = chunk.GetNativeArray(visibleLocalToWorldType);
var indices = chunk.GetNativeArray(visibleIndexType);
var newFlippedWinding = chunk.Has(flippedWindingTagType);
if ((fullBatch || rendererChanged || (newFlippedWinding != flippedWinding)) && (batchCount > 0))
{
this.RenderBatch(lastRendererIndex, batchCount);
drawCount++;
batchCount = 0;
}
this.GenerateMaterialPropertyBlocks(chunk, indices, rendererIndex, rendererChanged, batchCount, activeCount);
CopyTo(visibleTransforms, activeCount, this.m_MatricesArray, batchCount);
flippedWinding = newFlippedWinding;
batchCount += activeCount;
lastRendererIndex = rendererIndex;
}
if (batchCount > 0)
{
this.RenderBatch(lastRendererIndex, batchCount);
drawCount++;
}
Profiler.EndSample();
packedChunkIndices.Dispose();
chunkVisibleCount.Dispose();
}