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Misaki
2025-09-12 21:44:32 +09:00
parent 1b0ef03728
commit 1dfed83e38
49 changed files with 1780 additions and 2195 deletions
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30
Ghost.Graphics/D3D12/Utilities/DescriptorHeapAllocator.cs
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@@ -1,5 +1,4 @@
using Ghost.Core;
using System.Diagnostics;
using System.Diagnostics;
using System.Numerics;
using Win32;
using Win32.Graphics.Direct3D12;
@@ -11,8 +10,7 @@ internal unsafe struct DescriptorHeapAllocator : IDisposable
{
private const DescriptorIndex _INVALID_DESCRIPTOR_INDEX = ~0u;
private readonly ConstPtr<ID3D12Device14> _device;
private readonly Lock _lock = new();
private ComPtr<ID3D12Device14> _device;
private ComPtr<ID3D12DescriptorHeap> _heap;
private ComPtr<ID3D12DescriptorHeap> _shaderVisibleHeap;
@@ -22,6 +20,8 @@ internal unsafe struct DescriptorHeapAllocator : IDisposable
private DescriptorIndex _searchStart;
private bool[] _allocatedDescriptors = [];
private readonly Lock _lock = new();
public DescriptorHeapType HeapType
{
get;
@@ -47,16 +47,18 @@ internal unsafe struct DescriptorHeapAllocator : IDisposable
get;
}
public readonly ConstPtr<ID3D12DescriptorHeap> Heap => new(_heap.Get());
public readonly ConstPtr<ID3D12DescriptorHeap> ShaderVisibleHeap => new(_shaderVisibleHeap.Get());
public readonly ID3D12DescriptorHeap* Heap => _heap.Get();
public readonly ID3D12DescriptorHeap* ShaderVisibleHeap => _shaderVisibleHeap.Get();
public DescriptorHeapAllocator(string name, ConstPtr<ID3D12Device14> device, DescriptorHeapType type, uint numDescriptors)
public DescriptorHeapAllocator(string name, ComPtr<ID3D12Device14> device, DescriptorHeapType type, uint numDescriptors)
{
_device = device;
device.Get()->AddRef();
HeapType = type;
NumDescriptors = numDescriptors;
ShaderVisible = type == DescriptorHeapType.CbvSrvUav || type == DescriptorHeapType.Sampler;
Stride = device.Ptr->GetDescriptorHandleIncrementSize(type);
Stride = device.Get()->GetDescriptorHandleIncrementSize(type);
var success = AllocateResources(numDescriptors);
Debug.Assert(success);
@@ -172,7 +174,7 @@ internal unsafe struct DescriptorHeapAllocator : IDisposable
public void CopyToShaderVisibleHeap(DescriptorIndex index, uint count = 1)
{
_device.Ptr->CopyDescriptorsSimple(count, GetCpuHandleShaderVisible(index), GetCpuHandle(index), HeapType);
_device.Get()->CopyDescriptorsSimple(count, GetCpuHandleShaderVisible(index), GetCpuHandle(index), HeapType);
}
private bool AllocateResources(uint numDescriptors)
@@ -191,7 +193,7 @@ internal unsafe struct DescriptorHeapAllocator : IDisposable
fixed (void* heapPtr = &_heap)
{
var hr = _device.Ptr->CreateDescriptorHeap(&heapDesc, __uuidof<ID3D12DescriptorHeap>(), (void**)heapPtr);
var hr = _device.Get()->CreateDescriptorHeap(&heapDesc, __uuidof<ID3D12DescriptorHeap>(), (void**)heapPtr);
if (hr.Failure)
{
return false;
@@ -207,7 +209,7 @@ internal unsafe struct DescriptorHeapAllocator : IDisposable
fixed (void* heapPtr = &_shaderVisibleHeap)
{
var hr = _device.Ptr->CreateDescriptorHeap(&heapDesc, __uuidof<ID3D12DescriptorHeap>(), (void**)heapPtr);
var hr = _device.Get()->CreateDescriptorHeap(&heapDesc, __uuidof<ID3D12DescriptorHeap>(), (void**)heapPtr);
if (hr.Failure)
{
return false;
@@ -233,11 +235,11 @@ internal unsafe struct DescriptorHeapAllocator : IDisposable
return false;
}
_device.Ptr->CopyDescriptorsSimple(oldSize, _startCpuHandle, oldHeap.Get()->GetCPUDescriptorHandleForHeapStart(), HeapType);
_device.Get()->CopyDescriptorsSimple(oldSize, _startCpuHandle, oldHeap.Get()->GetCPUDescriptorHandleForHeapStart(), HeapType);
if (_shaderVisibleHeap.Get() is not null)
{
_device.Ptr->CopyDescriptorsSimple(oldSize, _startCpuHandleShaderVisible, oldHeap.Get()->GetCPUDescriptorHandleForHeapStart(), HeapType);
_device.Get()->CopyDescriptorsSimple(oldSize, _startCpuHandleShaderVisible, oldHeap.Get()->GetCPUDescriptorHandleForHeapStart(), HeapType);
}
return true;
@@ -246,6 +248,8 @@ internal unsafe struct DescriptorHeapAllocator : IDisposable
/// <inheritdoc />
public void Dispose()
{
_device.Dispose();
_heap.Dispose();
_shaderVisibleHeap.Dispose();
}