private void FreeAllHandles()
{
int currentBlockIndex = 0;
EntryStorageBlock block = _blocks[currentBlockIndex];
uint currentOffset = 0;
for (uint i = 0; i < _totalEntries; i++)
{
if (currentOffset == block.TotalSize)
{
currentBlockIndex += 1;
block = _blocks[currentBlockIndex];
currentOffset = 0;
}
uint id = Unsafe.Read <byte>(block.BasePtr + currentOffset);
if (id == 0)
{
currentBlockIndex += 1;
block = _blocks[currentBlockIndex];
currentOffset = 0;
id = Unsafe.Read <byte>(block.BasePtr + currentOffset);
}
Debug.Assert(id != 0);
currentOffset += 1;
byte *entryBasePtr = block.BasePtr + currentOffset;
switch (id)
{
case BeginEntryID:
currentOffset += BeginEntrySize;
break;
case ClearColorTargetID:
currentOffset += ClearColorTargetEntrySize;
break;
case ClearDepthTargetID:
currentOffset += ClearDepthTargetEntrySize;
break;
case DrawEntryID:
currentOffset += DrawEntrySize;
break;
case DrawIndexedEntryID:
currentOffset += DrawIndexedEntrySize;
break;
case DrawIndirectEntryID:
ref NoAllocDrawIndirectEntry drawIndirectEntry = ref Unsafe.AsRef <NoAllocDrawIndirectEntry>(entryBasePtr);
drawIndirectEntry.IndirectBuffer.Free();
currentOffset += DrawIndirectEntrySize;
break;
case DrawIndexedIndirectEntryID:
ref NoAllocDrawIndexedIndirectEntry diie = ref Unsafe.AsRef <NoAllocDrawIndexedIndirectEntry>(entryBasePtr);
diie.IndirectBuffer.Free();
currentOffset += DrawIndexedIndirectEntrySize;
break;
case DispatchEntryID:
currentOffset += DispatchEntrySize;
break;
case DispatchIndirectEntryID:
ref NoAllocDispatchIndirectEntry dispatchIndirect = ref Unsafe.AsRef <NoAllocDispatchIndirectEntry>(entryBasePtr);
dispatchIndirect.IndirectBuffer.Free();
currentOffset += DispatchIndirectEntrySize;
break;
case EndEntryID:
currentOffset += EndEntrySize;
break;
case SetFramebufferEntryID:
ref NoAllocSetFramebufferEntry sfbe = ref Unsafe.AsRef <NoAllocSetFramebufferEntry>(entryBasePtr);
sfbe.Framebuffer.Free();
currentOffset += SetFramebufferEntrySize;
break;
case SetIndexBufferEntryID:
ref NoAllocSetIndexBufferEntry sibe = ref Unsafe.AsRef <NoAllocSetIndexBufferEntry>(entryBasePtr);
sibe.Buffer.Free();
currentOffset += SetIndexBufferEntrySize;
break;
case SetPipelineEntryID:
ref NoAllocSetPipelineEntry spe = ref Unsafe.AsRef <NoAllocSetPipelineEntry>(entryBasePtr);
spe.Pipeline.Free();
currentOffset += SetPipelineEntrySize;
break;
case SetGraphicsResourceSetEntryID:
ref NoAllocSetGraphicsResourceSetEntry sgrse = ref Unsafe.AsRef <NoAllocSetGraphicsResourceSetEntry>(entryBasePtr);
sgrse.ResourceSet.Free();
currentOffset += SetGraphicsResourceSetEntrySize;
break;
case SetComputeResourceSetEntryID:
ref NoAllocSetComputeResourceSetEntry scrse = ref Unsafe.AsRef <NoAllocSetComputeResourceSetEntry>(entryBasePtr);
scrse.ResourceSet.Free();
currentOffset += SetComputeResourceSetEntrySize;
break;
case SetScissorRectEntryID:
currentOffset += SetScissorRectEntrySize;
break;
case SetVertexBufferEntryID:
ref NoAllocSetVertexBufferEntry svbe = ref Unsafe.AsRef <NoAllocSetVertexBufferEntry>(entryBasePtr);
svbe.Buffer.Free();
currentOffset += SetVertexBufferEntrySize;
break;
case SetViewportEntryID:
currentOffset += SetViewportEntrySize;
break;
case UpdateBufferEntryID:
ref NoAllocUpdateBufferEntry ube = ref Unsafe.AsRef <NoAllocUpdateBufferEntry>(entryBasePtr);
ube.Buffer.Free();
ube.StagingBlock.GCHandle.Free();
currentOffset += UpdateBufferEntrySize;
break;
case CopyBufferEntryID:
ref NoAllocCopyBufferEntry cbe = ref Unsafe.AsRef <NoAllocCopyBufferEntry>(entryBasePtr);
cbe.Source.Free();
cbe.Destination.Free();
currentOffset += CopyBufferEntrySize;
break;
case CopyTextureEntryID:
ref NoAllocCopyTextureEntry cte = ref Unsafe.AsRef <NoAllocCopyTextureEntry>(entryBasePtr);
cte.Source.Free();
cte.Destination.Free();
currentOffset += CopyTextureEntrySize;
break;
case ResolveTextureEntryID:
ref NoAllocResolveTextureEntry rte = ref Unsafe.AsRef <NoAllocResolveTextureEntry>(entryBasePtr);
rte.Source.Free();
rte.Destination.Free();
currentOffset += ResolveTextureEntrySize;
break;
default:
throw new InvalidOperationException("Invalid entry ID: " + id);
}
}
}
public void SetComputeResourceSet(uint slot, ResourceSet rs)
{
NoAllocSetComputeResourceSetEntry entry = new NoAllocSetComputeResourceSetEntry(slot, rs);
AddEntry(SetComputeResourceSetEntryID, ref entry);
}
public void ExecuteAll(OpenGLCommandExecutor executor)
{
int currentBlockIndex = 0;
EntryStorageBlock block = _blocks[currentBlockIndex];
uint currentOffset = 0;
for (uint i = 0; i < _totalEntries; i++)
{
if (currentOffset == block.TotalSize)
{
currentBlockIndex += 1;
block = _blocks[currentBlockIndex];
currentOffset = 0;
}
uint id = Unsafe.Read <byte>(block.BasePtr + currentOffset);
if (id == 0)
{
currentBlockIndex += 1;
block = _blocks[currentBlockIndex];
currentOffset = 0;
id = Unsafe.Read <byte>(block.BasePtr + currentOffset);
}
Debug.Assert(id != 0);
currentOffset += 1;
byte *entryBasePtr = block.BasePtr + currentOffset;
switch (id)
{
case BeginEntryID:
executor.Begin();
currentOffset += BeginEntrySize;
break;
case ClearColorTargetID:
ref NoAllocClearColorTargetEntry ccte = ref Unsafe.AsRef <NoAllocClearColorTargetEntry>(entryBasePtr);
executor.ClearColorTarget(ccte.Index, ccte.ClearColor);
currentOffset += ClearColorTargetEntrySize;
break;
case ClearDepthTargetID:
ref NoAllocClearDepthTargetEntry cdte = ref Unsafe.AsRef <NoAllocClearDepthTargetEntry>(entryBasePtr);
executor.ClearDepthStencil(cdte.Depth, cdte.Stencil);
currentOffset += ClearDepthTargetEntrySize;
break;
case DrawEntryID:
ref NoAllocDrawEntry de = ref Unsafe.AsRef <NoAllocDrawEntry>(entryBasePtr);
executor.Draw(de.VertexCount, de.InstanceCount, de.VertexStart, de.InstanceStart);
currentOffset += DrawEntrySize;
break;
case DrawIndexedEntryID:
ref NoAllocDrawIndexedEntry die = ref Unsafe.AsRef <NoAllocDrawIndexedEntry>(entryBasePtr);
executor.DrawIndexed(die.IndexCount, die.InstanceCount, die.IndexStart, die.VertexOffset, die.InstanceCount);
currentOffset += DrawIndexedEntrySize;
break;
case DrawIndirectEntryID:
ref NoAllocDrawIndirectEntry drawIndirectEntry = ref Unsafe.AsRef <NoAllocDrawIndirectEntry>(entryBasePtr);
executor.DrawIndirect(
drawIndirectEntry.IndirectBuffer,
drawIndirectEntry.Offset,
drawIndirectEntry.DrawCount,
drawIndirectEntry.Stride);
currentOffset += DrawIndirectEntrySize;
break;
case DrawIndexedIndirectEntryID:
ref NoAllocDrawIndexedIndirectEntry diie = ref Unsafe.AsRef <NoAllocDrawIndexedIndirectEntry>(entryBasePtr);
executor.DrawIndexedIndirect(diie.IndirectBuffer, diie.Offset, diie.DrawCount, diie.Stride);
currentOffset += DrawIndexedIndirectEntrySize;
break;
case DispatchEntryID:
ref NoAllocDispatchEntry dispatchEntry = ref Unsafe.AsRef <NoAllocDispatchEntry>(entryBasePtr);
executor.Dispatch(dispatchEntry.GroupCountX, dispatchEntry.GroupCountY, dispatchEntry.GroupCountZ);
currentOffset += DispatchEntrySize;
break;
case DispatchIndirectEntryID:
ref NoAllocDispatchIndirectEntry dispatchIndir = ref Unsafe.AsRef <NoAllocDispatchIndirectEntry>(entryBasePtr);
executor.DispatchIndirect(dispatchIndir.IndirectBuffer, dispatchIndir.Offset);
currentOffset += DispatchIndirectEntrySize;
break;
case EndEntryID:
executor.End();
currentOffset += EndEntrySize;
break;
case SetFramebufferEntryID:
ref NoAllocSetFramebufferEntry sfbe = ref Unsafe.AsRef <NoAllocSetFramebufferEntry>(entryBasePtr);
executor.SetFramebuffer(sfbe.Framebuffer);
currentOffset += SetFramebufferEntrySize;
break;
case SetIndexBufferEntryID:
ref NoAllocSetIndexBufferEntry sibe = ref Unsafe.AsRef <NoAllocSetIndexBufferEntry>(entryBasePtr);
executor.SetIndexBuffer(sibe.Buffer.Item, sibe.Format);
currentOffset += SetIndexBufferEntrySize;
break;
case SetPipelineEntryID:
ref NoAllocSetPipelineEntry spe = ref Unsafe.AsRef <NoAllocSetPipelineEntry>(entryBasePtr);
executor.SetPipeline(spe.Pipeline);
currentOffset += SetPipelineEntrySize;
break;
case SetGraphicsResourceSetEntryID:
ref NoAllocSetGraphicsResourceSetEntry sgrse = ref Unsafe.AsRef <NoAllocSetGraphicsResourceSetEntry>(entryBasePtr);
executor.SetGraphicsResourceSet(sgrse.Slot, sgrse.ResourceSet);
currentOffset += SetGraphicsResourceSetEntrySize;
break;
case SetComputeResourceSetEntryID:
ref NoAllocSetComputeResourceSetEntry scrse = ref Unsafe.AsRef <NoAllocSetComputeResourceSetEntry>(entryBasePtr);
executor.SetComputeResourceSet(scrse.Slot, scrse.ResourceSet);
currentOffset += SetComputeResourceSetEntrySize;
break;
case SetScissorRectEntryID:
ref NoAllocSetScissorRectEntry ssre = ref Unsafe.AsRef <NoAllocSetScissorRectEntry>(entryBasePtr);
executor.SetScissorRect(ssre.Index, ssre.X, ssre.Y, ssre.Width, ssre.Height);
currentOffset += SetScissorRectEntrySize;
break;
case SetVertexBufferEntryID:
ref NoAllocSetVertexBufferEntry svbe = ref Unsafe.AsRef <NoAllocSetVertexBufferEntry>(entryBasePtr);
executor.SetVertexBuffer(svbe.Index, svbe.Buffer.Item);
currentOffset += SetVertexBufferEntrySize;
break;
case SetViewportEntryID:
ref NoAllocSetViewportEntry svpe = ref Unsafe.AsRef <NoAllocSetViewportEntry>(entryBasePtr);
executor.SetViewport(svpe.Index, ref svpe.Viewport);
currentOffset += SetViewportEntrySize;
break;
case UpdateBufferEntryID:
ref NoAllocUpdateBufferEntry ube = ref Unsafe.AsRef <NoAllocUpdateBufferEntry>(entryBasePtr);
fixed(byte *dataPtr = &ube.StagingBlock.Array[0])
{
executor.UpdateBuffer(
ube.Buffer.Item,
ube.BufferOffsetInBytes,
(IntPtr)dataPtr, ube.StagingBlock.SizeInBytes);
}
currentOffset += UpdateBufferEntrySize;
break;
case CopyBufferEntryID:
ref NoAllocCopyBufferEntry cbe = ref Unsafe.AsRef <NoAllocCopyBufferEntry>(entryBasePtr);
executor.CopyBuffer(
cbe.Source,
cbe.SourceOffset,
cbe.Destination,
cbe.DestinationOffset,
cbe.SizeInBytes);
currentOffset += CopyBufferEntrySize;
break;
case CopyTextureEntryID:
ref NoAllocCopyTextureEntry cte = ref Unsafe.AsRef <NoAllocCopyTextureEntry>(entryBasePtr);
executor.CopyTexture(
cte.Source,
cte.SrcX, cte.SrcY, cte.SrcZ,
cte.SrcMipLevel,
cte.SrcBaseArrayLayer,
cte.Destination,
cte.DstX, cte.DstY, cte.DstZ,
cte.DstMipLevel,
cte.DstBaseArrayLayer,
cte.Width, cte.Height, cte.Depth,
cte.LayerCount);
currentOffset += CopyTextureEntrySize;
break;
case ResolveTextureEntryID:
ref NoAllocResolveTextureEntry rte = ref Unsafe.AsRef <NoAllocResolveTextureEntry>(entryBasePtr);
executor.ResolveTexture(rte.Source.Item, rte.Destination.Item);
currentOffset += ResolveTextureEntrySize;
break;
default:
throw new InvalidOperationException("Invalid entry ID: " + id);
}
}
}