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feat: implement asynchronous asset management system with texture streaming support

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Misaki
2026-04-20 01:09:59 +09:00
parent 4f5556ee1b
commit ed00f205b0
64 changed files with 1385 additions and 1157 deletions
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43
src/Runtime/Ghost.Graphics.D3D12/D3D12ResourceDatabase.cs
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@@ -104,6 +104,7 @@ internal unsafe class D3D12ResourceDatabase : IResourceDatabase
}
}
private readonly D3D12RenderDevice _device;
private readonly D3D12DescriptorAllocator _descriptorAllocator;
private UnsafeSlotMap<ResourceRecord> _resources;
@@ -121,8 +122,9 @@ internal unsafe class D3D12ResourceDatabase : IResourceDatabase
public ResourceBarrierData globalBarrier;
public D3D12ResourceDatabase(D3D12DescriptorAllocator descriptorAllocator)
public D3D12ResourceDatabase(D3D12RenderDevice device, D3D12DescriptorAllocator descriptorAllocator)
{
_device = device;
_descriptorAllocator = descriptorAllocator;
_resources = new UnsafeSlotMap<ResourceRecord>(64, AllocationHandle.Persistent, AllocationOption.Clear);
@@ -367,19 +369,56 @@ internal unsafe class D3D12ResourceDatabase : IResourceDatabase
{
ref var recordA = ref _resources.GetElementReferenceAt(handleA.ID, handleA.Generation, out var existA);
ref var recordB = ref _resources.GetElementReferenceAt(handleB.ID, handleB.Generation, out var existB);
if (!existA || !existB)
{
return Error.NotFound;
}
// ViewGroups are pinned to their slots — save before swap
var viewA = recordA.viewGroup;
var viewB = recordB.viewGroup;
var temp = recordA;
recordA = recordB;
recordB = temp;
// Restore viewGroups to their original slots
recordA.viewGroup = viewA;
recordB.viewGroup = viewB;
D3D12Utility.CreateResourceDescriptor(_device, _descriptorAllocator, recordA.desc, recordA.ResourcePtr, viewA);
D3D12Utility.CreateResourceDescriptor(_device, _descriptorAllocator, recordB.desc, recordB.ResourcePtr, viewB);
return Error.None;
}
public Handle<GPUResource> Replace(Handle<GPUResource> dst, Handle<GPUResource> src)
{
ref var recordDst = ref _resources.GetElementReferenceAt(dst.ID, dst.Generation, out var existDst);
ref var recordSrc = ref _resources.GetElementReferenceAt(src.ID, src.Generation, out var existSrc);
if (!existDst || !existSrc)
{
return Handle<GPUResource>.Invalid;
}
var dstView = recordDst.viewGroup;
var srcView = recordSrc.viewGroup;
var temp = recordDst;
recordDst = recordSrc;
recordSrc = temp;
// Pin viewGroups back
recordDst.viewGroup = dstView;
recordSrc.viewGroup = srcView;
// Update dst's descriptor to point to the new resource
D3D12Utility.CreateResourceDescriptor(_device, _descriptorAllocator, recordDst.desc, recordDst.ResourcePtr, dstView);
ReleaseResource(src);
return dst;
}
public Handle<GPUResource> CreateShared(Handle<GPUResource> src)
{
if (src.IsInvalid)