/*-------------------------------------------
main関数
--------------------------------------------*/
int wmain(int argc, WCHAR* argv[])
{
HRESULT hr;
// ロケールを設定
_wsetlocale(LC_ALL, L"Japanese");
// **********************************************************
// Direct3D11デバイスの作成
hr = CreateDevice();
// **********************************************************
// コンピュート・シェーダの作成
if (SUCCEEDED(hr))
hr = CreateShader();
// **********************************************************
// 定数バッファの作成
if (SUCCEEDED(hr))
hr = CreateCBuffer();
// **********************************************************
// リソースの作成
if (SUCCEEDED(hr))
hr = CreateResource();
// **********************************************************
// シェーダ リソース ビューの作成
if (SUCCEEDED(hr))
hr = CreateSRV();
// **********************************************************
// アンオーダード・アクセス・ビューの作成
if (SUCCEEDED(hr))
hr = CreateUAV();
// **********************************************************
// コンピュート・シェーダを使った演算
if (SUCCEEDED(hr))
ComputeShader();
// **********************************************************
// 開放
SAFE_RELEASE(g_pUAV[1]);
SAFE_RELEASE(g_pUAV[0]);
SAFE_RELEASE(g_pSRV[1]);
SAFE_RELEASE(g_pSRV[0]);
SAFE_RELEASE(g_pReadBackBuffer);
SAFE_RELEASE(g_pBuffer[1]);
SAFE_RELEASE(g_pBuffer[0]);
SAFE_RELEASE(g_pCBuffer);
SAFE_RELEASE(g_pComputeShader);
SAFE_RELEASE(g_pImmediateContext);
SAFE_RELEASE(g_pD3DDevice);
return 0;
}
FUnorderedAccessViewRHIRef FD3D12DynamicRHI::RHICreateUnorderedAccessView(FStructuredBufferRHIParamRef StructuredBufferRHI, bool bUseUAVCounter, bool bAppendBuffer)
{
FD3D12StructuredBuffer* StructuredBuffer = FD3D12DynamicRHI::ResourceCast(StructuredBufferRHI);
FD3D12ResourceLocation& Location = StructuredBuffer->ResourceLocation;
const D3D12_RESOURCE_DESC& BufferDesc = Location.GetResource()->GetDesc();
const uint32 BufferUsage = StructuredBuffer->GetUsage();
const bool bByteAccessBuffer = (BufferUsage & BUF_ByteAddressBuffer) != 0;
const bool bStructuredBuffer = !bByteAccessBuffer;
check(bByteAccessBuffer != bStructuredBuffer); // You can't have a structured buffer that allows raw views
D3D12_UNORDERED_ACCESS_VIEW_DESC UAVDesc = {};
UAVDesc.ViewDimension = D3D12_UAV_DIMENSION_BUFFER;
UAVDesc.Format = DXGI_FORMAT_UNKNOWN;
uint32 EffectiveStride = StructuredBuffer->GetStride();
if (bByteAccessBuffer)
{
UAVDesc.Format = DXGI_FORMAT_R32_TYPELESS;
EffectiveStride = 4;
}
else if (BufferUsage & BUF_DrawIndirect)
{
UAVDesc.Format = DXGI_FORMAT_R32_UINT;
EffectiveStride = 4;
}
UAVDesc.Buffer.FirstElement = Location.GetOffsetFromBaseOfResource() / EffectiveStride;
UAVDesc.Buffer.NumElements = Location.GetSize() / EffectiveStride;
UAVDesc.Buffer.StructureByteStride = bStructuredBuffer ? EffectiveStride : 0;
UAVDesc.Buffer.Flags = D3D12_BUFFER_UAV_FLAG_NONE;
UAVDesc.Buffer.CounterOffsetInBytes = 0;
const bool bNeedsCounterResource = bAppendBuffer | bUseUAVCounter;
if (bByteAccessBuffer)
{
UAVDesc.Buffer.Flags |= D3D12_BUFFER_UAV_FLAG_RAW;
}
return CreateUAV(UAVDesc, StructuredBuffer, bNeedsCounterResource);
}
FUnorderedAccessViewRHIRef FD3D12DynamicRHI::RHICreateUnorderedAccessView(FTextureRHIParamRef TextureRHI, uint32 MipLevel)
{
FD3D12TextureBase* Texture = GetD3D12TextureFromRHITexture(TextureRHI);
D3D12_UNORDERED_ACCESS_VIEW_DESC UAVDesc = {};
const DXGI_FORMAT PlatformResourceFormat = (DXGI_FORMAT)GPixelFormats[TextureRHI->GetFormat()].PlatformFormat;
UAVDesc.Format = FindShaderResourceDXGIFormat(PlatformResourceFormat, false);
if (TextureRHI->GetTexture3D() != NULL)
{
FD3D12Texture3D* Texture3D = (FD3D12Texture3D*)Texture;
UAVDesc.ViewDimension = D3D12_UAV_DIMENSION_TEXTURE3D;
UAVDesc.Texture3D.MipSlice = MipLevel;
UAVDesc.Texture3D.FirstWSlice = 0;
UAVDesc.Texture3D.WSize = Texture3D->GetSizeZ() >> MipLevel;
return CreateUAV(UAVDesc, Texture3D, false);
}
void BufferD3D11Impl::CreateViewInternal( const BufferViewDesc &OrigViewDesc, IBufferView **ppView, bool bIsDefaultView )
{
VERIFY( ppView != nullptr, "Null pointer provided" );
if( !ppView )return;
VERIFY( *ppView == nullptr, "Overwriting reference to existing object may cause memory leaks" );
*ppView = nullptr;
try
{
auto *pDeviceD3D11Impl = ValidatedCast<RenderDeviceD3D11Impl>(GetDevice());
auto &BuffViewAllocator = pDeviceD3D11Impl->GetBuffViewObjAllocator();
VERIFY( &BuffViewAllocator == &m_dbgBuffViewAllocator, "Buff view allocator does not match allocator provided at buffer initialization" );
BufferViewDesc ViewDesc = OrigViewDesc;
if( ViewDesc.ViewType == BUFFER_VIEW_UNORDERED_ACCESS )
{
CComPtr<ID3D11UnorderedAccessView> pUAV;
CreateUAV( ViewDesc, &pUAV );
*ppView = NEW_RC_OBJ(BuffViewAllocator, "BufferViewD3D11Impl instance", BufferViewD3D11Impl, bIsDefaultView ? this : nullptr)
( pDeviceD3D11Impl, ViewDesc, this, pUAV, bIsDefaultView );
}
else if( ViewDesc.ViewType == BUFFER_VIEW_SHADER_RESOURCE )
{
CComPtr<ID3D11ShaderResourceView> pSRV;
CreateSRV( ViewDesc, &pSRV );
*ppView = NEW_RC_OBJ(BuffViewAllocator, "BufferViewD3D11Impl instance", BufferViewD3D11Impl, bIsDefaultView ? this : nullptr)
(pDeviceD3D11Impl, ViewDesc, this, pSRV, bIsDefaultView );
}
if( !bIsDefaultView && *ppView )
(*ppView)->AddRef();
}
catch( const std::runtime_error & )
{
const auto *ViewTypeName = GetBufferViewTypeLiteralName(OrigViewDesc.ViewType);
LOG_ERROR("Failed to create view \"", OrigViewDesc.Name ? OrigViewDesc.Name : "", "\" (", ViewTypeName, ") for buffer \"", m_Desc.Name, "\"" );
}
}
void BufferD3D12Impl::CreateViewInternal( const BufferViewDesc &OrigViewDesc, IBufferView **ppView, bool bIsDefaultView )
{
VERIFY( ppView != nullptr, "Null pointer provided" );
if( !ppView )return;
VERIFY( *ppView == nullptr, "Overwriting reference to existing object may cause memory leaks" );
*ppView = nullptr;
try
{
auto *pDeviceD3D12Impl = ValidatedCast<RenderDeviceD3D12Impl>(GetDevice());
auto &BuffViewAllocator = pDeviceD3D12Impl->GetBuffViewObjAllocator();
VERIFY( &BuffViewAllocator == &m_dbgBuffViewAllocator, "Buff view allocator does not match allocator provided at buffer initialization" );
BufferViewDesc ViewDesc = OrigViewDesc;
if( ViewDesc.ViewType == BUFFER_VIEW_UNORDERED_ACCESS )
{
auto UAVHandleAlloc = pDeviceD3D12Impl->AllocateDescriptor(D3D12_DESCRIPTOR_HEAP_TYPE_CBV_SRV_UAV);
CreateUAV( ViewDesc, UAVHandleAlloc.GetCpuHandle() );
*ppView = NEW(BuffViewAllocator, "BufferViewD3D12Impl instance", BufferViewD3D12Impl, GetDevice(), ViewDesc, this, std::move(UAVHandleAlloc), bIsDefaultView );
}
else if( ViewDesc.ViewType == BUFFER_VIEW_SHADER_RESOURCE )
{
auto SRVHandleAlloc = pDeviceD3D12Impl->AllocateDescriptor(D3D12_DESCRIPTOR_HEAP_TYPE_CBV_SRV_UAV);
CreateSRV( ViewDesc, SRVHandleAlloc.GetCpuHandle() );
*ppView = NEW(BuffViewAllocator, "BufferViewD3D12Impl instance", BufferViewD3D12Impl, GetDevice(), ViewDesc, this, std::move(SRVHandleAlloc), bIsDefaultView );
}
if( !bIsDefaultView && *ppView )
(*ppView)->AddRef();
}
catch( const std::runtime_error & )
{
const auto *ViewTypeName = GetBufferViewTypeLiteralName(OrigViewDesc.ViewType);
LOG_ERROR("Failed to create view \"", OrigViewDesc.Name ? OrigViewDesc.Name : "", "\" (", ViewTypeName, ") for buffer \"", m_Desc.Name, "\"" )
}
}
