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Backends: Keep shader blobs as local variables. (#3176)

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Silent 2020-04-28 21:53:46 +02:00 committed by omar
parent 794bf7a28d
commit 1e9abf60d1
3 changed files with 58 additions and 38 deletions
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33
examples/imgui_impl_dx10.cpp
View File

@ -41,11 +41,9 @@ static ID3D10Device* g_pd3dDevice = NULL;
static IDXGIFactory* g_pFactory = NULL; static IDXGIFactory* g_pFactory = NULL;
static ID3D10Buffer* g_pVB = NULL; static ID3D10Buffer* g_pVB = NULL;
static ID3D10Buffer* g_pIB = NULL; static ID3D10Buffer* g_pIB = NULL;
static ID3D10Blob* g_pVertexShaderBlob = NULL;
static ID3D10VertexShader* g_pVertexShader = NULL; static ID3D10VertexShader* g_pVertexShader = NULL;
static ID3D10InputLayout* g_pInputLayout = NULL; static ID3D10InputLayout* g_pInputLayout = NULL;
static ID3D10Buffer* g_pVertexConstantBuffer = NULL; static ID3D10Buffer* g_pVertexConstantBuffer = NULL;
static ID3D10Blob* g_pPixelShaderBlob = NULL;
static ID3D10PixelShader* g_pPixelShader = NULL; static ID3D10PixelShader* g_pPixelShader = NULL;
static ID3D10SamplerState* g_pFontSampler = NULL; static ID3D10SamplerState* g_pFontSampler = NULL;
static ID3D10ShaderResourceView*g_pFontTextureView = NULL; static ID3D10ShaderResourceView*g_pFontTextureView = NULL;
@ -369,11 +367,14 @@ bool ImGui_ImplDX10_CreateDeviceObjects()
return output;\ return output;\
}"; }";
D3DCompile(vertexShader, strlen(vertexShader), NULL, NULL, NULL, "main", "vs_4_0", 0, 0, &g_pVertexShaderBlob, NULL); ID3DBlob* vertexShaderBlob;
if (g_pVertexShaderBlob == NULL) // NB: Pass ID3D10Blob* pErrorBlob to D3DCompile() to get error showing in (const char*)pErrorBlob->GetBufferPointer(). Make sure to Release() the blob! if (FAILED(D3DCompile(vertexShader, strlen(vertexShader), NULL, NULL, NULL, "main", "vs_4_0", 0, 0, &vertexShaderBlob, NULL)))
return false; return false; // NB: Pass ID3DBlob* pErrorBlob to D3DCompile() to get error showing in (const char*)pErrorBlob->GetBufferPointer(). Make sure to Release() the blob!
if (g_pd3dDevice->CreateVertexShader((DWORD*)g_pVertexShaderBlob->GetBufferPointer(), g_pVertexShaderBlob->GetBufferSize(), &g_pVertexShader) != S_OK) if (g_pd3dDevice->CreateVertexShader(vertexShaderBlob->GetBufferPointer(), vertexShaderBlob->GetBufferSize(), &g_pVertexShader) != S_OK)
{
vertexShaderBlob->Release();
return false; return false;
}
// Create the input layout // Create the input layout
D3D10_INPUT_ELEMENT_DESC local_layout[] = D3D10_INPUT_ELEMENT_DESC local_layout[] =
@ -382,8 +383,12 @@ bool ImGui_ImplDX10_CreateDeviceObjects()
{ "TEXCOORD", 0, DXGI_FORMAT_R32G32_FLOAT, 0, (size_t)(&((ImDrawVert*)0)->uv), D3D10_INPUT_PER_VERTEX_DATA, 0 }, { "TEXCOORD", 0, DXGI_FORMAT_R32G32_FLOAT, 0, (size_t)(&((ImDrawVert*)0)->uv), D3D10_INPUT_PER_VERTEX_DATA, 0 },
{ "COLOR", 0, DXGI_FORMAT_R8G8B8A8_UNORM, 0, (size_t)(&((ImDrawVert*)0)->col), D3D10_INPUT_PER_VERTEX_DATA, 0 }, { "COLOR", 0, DXGI_FORMAT_R8G8B8A8_UNORM, 0, (size_t)(&((ImDrawVert*)0)->col), D3D10_INPUT_PER_VERTEX_DATA, 0 },
}; };
if (g_pd3dDevice->CreateInputLayout(local_layout, 3, g_pVertexShaderBlob->GetBufferPointer(), g_pVertexShaderBlob->GetBufferSize(), &g_pInputLayout) != S_OK) if (g_pd3dDevice->CreateInputLayout(local_layout, 3, vertexShaderBlob->GetBufferPointer(), vertexShaderBlob->GetBufferSize(), &g_pInputLayout) != S_OK)
{
vertexShaderBlob->Release();
return false; return false;
}
vertexShaderBlob->Release();
// Create the constant buffer // Create the constant buffer
{ {
@ -415,11 +420,15 @@ bool ImGui_ImplDX10_CreateDeviceObjects()
return out_col; \ return out_col; \
}"; }";
D3DCompile(pixelShader, strlen(pixelShader), NULL, NULL, NULL, "main", "ps_4_0", 0, 0, &g_pPixelShaderBlob, NULL); ID3DBlob* pixelShaderBlob;
if (g_pPixelShaderBlob == NULL) // NB: Pass ID3D10Blob* pErrorBlob to D3DCompile() to get error showing in (const char*)pErrorBlob->GetBufferPointer(). Make sure to Release() the blob! if (FAILED(D3DCompile(pixelShader, strlen(pixelShader), NULL, NULL, NULL, "main", "ps_4_0", 0, 0, &pixelShaderBlob, NULL)))
return false; return false; // NB: Pass ID3DBlob* pErrorBlob to D3DCompile() to get error showing in (const char*)pErrorBlob->GetBufferPointer(). Make sure to Release() the blob!
if (g_pd3dDevice->CreatePixelShader((DWORD*)g_pPixelShaderBlob->GetBufferPointer(), g_pPixelShaderBlob->GetBufferSize(), &g_pPixelShader) != S_OK) if (g_pd3dDevice->CreatePixelShader(pixelShaderBlob->GetBufferPointer(), pixelShaderBlob->GetBufferSize(), &g_pPixelShader) != S_OK)
{
pixelShaderBlob->Release();
return false; return false;
}
pixelShaderBlob->Release();
} }
// Create the blending setup // Create the blending setup
@ -482,11 +491,9 @@ void ImGui_ImplDX10_InvalidateDeviceObjects()
if (g_pDepthStencilState) { g_pDepthStencilState->Release(); g_pDepthStencilState = NULL; } if (g_pDepthStencilState) { g_pDepthStencilState->Release(); g_pDepthStencilState = NULL; }
if (g_pRasterizerState) { g_pRasterizerState->Release(); g_pRasterizerState = NULL; } if (g_pRasterizerState) { g_pRasterizerState->Release(); g_pRasterizerState = NULL; }
if (g_pPixelShader) { g_pPixelShader->Release(); g_pPixelShader = NULL; } if (g_pPixelShader) { g_pPixelShader->Release(); g_pPixelShader = NULL; }
if (g_pPixelShaderBlob) { g_pPixelShaderBlob->Release(); g_pPixelShaderBlob = NULL; }
if (g_pVertexConstantBuffer) { g_pVertexConstantBuffer->Release(); g_pVertexConstantBuffer = NULL; } if (g_pVertexConstantBuffer) { g_pVertexConstantBuffer->Release(); g_pVertexConstantBuffer = NULL; }
if (g_pInputLayout) { g_pInputLayout->Release(); g_pInputLayout = NULL; } if (g_pInputLayout) { g_pInputLayout->Release(); g_pInputLayout = NULL; }
if (g_pVertexShader) { g_pVertexShader->Release(); g_pVertexShader = NULL; } if (g_pVertexShader) { g_pVertexShader->Release(); g_pVertexShader = NULL; }
if (g_pVertexShaderBlob) { g_pVertexShaderBlob->Release(); g_pVertexShaderBlob = NULL; }
} }
bool ImGui_ImplDX10_Init(ID3D10Device* device) bool ImGui_ImplDX10_Init(ID3D10Device* device)

33
examples/imgui_impl_dx11.cpp
View File

@ -42,11 +42,9 @@ static ID3D11DeviceContext* g_pd3dDeviceContext = NULL;
static IDXGIFactory* g_pFactory = NULL; static IDXGIFactory* g_pFactory = NULL;
static ID3D11Buffer* g_pVB = NULL; static ID3D11Buffer* g_pVB = NULL;
static ID3D11Buffer* g_pIB = NULL; static ID3D11Buffer* g_pIB = NULL;
static ID3D10Blob* g_pVertexShaderBlob = NULL;
static ID3D11VertexShader* g_pVertexShader = NULL; static ID3D11VertexShader* g_pVertexShader = NULL;
static ID3D11InputLayout* g_pInputLayout = NULL; static ID3D11InputLayout* g_pInputLayout = NULL;
static ID3D11Buffer* g_pVertexConstantBuffer = NULL; static ID3D11Buffer* g_pVertexConstantBuffer = NULL;
static ID3D10Blob* g_pPixelShaderBlob = NULL;
static ID3D11PixelShader* g_pPixelShader = NULL; static ID3D11PixelShader* g_pPixelShader = NULL;
static ID3D11SamplerState* g_pFontSampler = NULL; static ID3D11SamplerState* g_pFontSampler = NULL;
static ID3D11ShaderResourceView*g_pFontTextureView = NULL; static ID3D11ShaderResourceView*g_pFontTextureView = NULL;
@ -381,11 +379,14 @@ bool ImGui_ImplDX11_CreateDeviceObjects()
return output;\ return output;\
}"; }";
D3DCompile(vertexShader, strlen(vertexShader), NULL, NULL, NULL, "main", "vs_4_0", 0, 0, &g_pVertexShaderBlob, NULL); ID3DBlob* vertexShaderBlob;
if (g_pVertexShaderBlob == NULL) // NB: Pass ID3D10Blob* pErrorBlob to D3DCompile() to get error showing in (const char*)pErrorBlob->GetBufferPointer(). Make sure to Release() the blob! if (FAILED(D3DCompile(vertexShader, strlen(vertexShader), NULL, NULL, NULL, "main", "vs_4_0", 0, 0, &vertexShaderBlob, NULL)))
return false; return false; // NB: Pass ID3DBlob* pErrorBlob to D3DCompile() to get error showing in (const char*)pErrorBlob->GetBufferPointer(). Make sure to Release() the blob!
if (g_pd3dDevice->CreateVertexShader((DWORD*)g_pVertexShaderBlob->GetBufferPointer(), g_pVertexShaderBlob->GetBufferSize(), NULL, &g_pVertexShader) != S_OK) if (g_pd3dDevice->CreateVertexShader(vertexShaderBlob->GetBufferPointer(), vertexShaderBlob->GetBufferSize(), NULL, &g_pVertexShader) != S_OK)
{
vertexShaderBlob->Release();
return false; return false;
}
// Create the input layout // Create the input layout
D3D11_INPUT_ELEMENT_DESC local_layout[] = D3D11_INPUT_ELEMENT_DESC local_layout[] =
@ -394,8 +395,12 @@ bool ImGui_ImplDX11_CreateDeviceObjects()
{ "TEXCOORD", 0, DXGI_FORMAT_R32G32_FLOAT, 0, (size_t)(&((ImDrawVert*)0)->uv), D3D11_INPUT_PER_VERTEX_DATA, 0 }, { "TEXCOORD", 0, DXGI_FORMAT_R32G32_FLOAT, 0, (size_t)(&((ImDrawVert*)0)->uv), D3D11_INPUT_PER_VERTEX_DATA, 0 },
{ "COLOR", 0, DXGI_FORMAT_R8G8B8A8_UNORM, 0, (size_t)(&((ImDrawVert*)0)->col), D3D11_INPUT_PER_VERTEX_DATA, 0 }, { "COLOR", 0, DXGI_FORMAT_R8G8B8A8_UNORM, 0, (size_t)(&((ImDrawVert*)0)->col), D3D11_INPUT_PER_VERTEX_DATA, 0 },
}; };
if (g_pd3dDevice->CreateInputLayout(local_layout, 3, g_pVertexShaderBlob->GetBufferPointer(), g_pVertexShaderBlob->GetBufferSize(), &g_pInputLayout) != S_OK) if (g_pd3dDevice->CreateInputLayout(local_layout, 3, vertexShaderBlob->GetBufferPointer(), vertexShaderBlob->GetBufferSize(), &g_pInputLayout) != S_OK)
{
vertexShaderBlob->Release();
return false; return false;
}
vertexShaderBlob->Release();
// Create the constant buffer // Create the constant buffer
{ {
@ -427,11 +432,15 @@ bool ImGui_ImplDX11_CreateDeviceObjects()
return out_col; \ return out_col; \
}"; }";
D3DCompile(pixelShader, strlen(pixelShader), NULL, NULL, NULL, "main", "ps_4_0", 0, 0, &g_pPixelShaderBlob, NULL); ID3DBlob* pixelShaderBlob;
if (g_pPixelShaderBlob == NULL) // NB: Pass ID3D10Blob* pErrorBlob to D3DCompile() to get error showing in (const char*)pErrorBlob->GetBufferPointer(). Make sure to Release() the blob! if (FAILED(D3DCompile(pixelShader, strlen(pixelShader), NULL, NULL, NULL, "main", "ps_4_0", 0, 0, &pixelShaderBlob, NULL)))
return false; return false; // NB: Pass ID3DBlob* pErrorBlob to D3DCompile() to get error showing in (const char*)pErrorBlob->GetBufferPointer(). Make sure to Release() the blob!
if (g_pd3dDevice->CreatePixelShader((DWORD*)g_pPixelShaderBlob->GetBufferPointer(), g_pPixelShaderBlob->GetBufferSize(), NULL, &g_pPixelShader) != S_OK) if (g_pd3dDevice->CreatePixelShader(pixelShaderBlob->GetBufferPointer(), pixelShaderBlob->GetBufferSize(), NULL, &g_pPixelShader) != S_OK)
{
pixelShaderBlob->Release();
return false; return false;
}
pixelShaderBlob->Release();
} }
// Create the blending setup // Create the blending setup
@ -494,11 +503,9 @@ void ImGui_ImplDX11_InvalidateDeviceObjects()
if (g_pDepthStencilState) { g_pDepthStencilState->Release(); g_pDepthStencilState = NULL; } if (g_pDepthStencilState) { g_pDepthStencilState->Release(); g_pDepthStencilState = NULL; }
if (g_pRasterizerState) { g_pRasterizerState->Release(); g_pRasterizerState = NULL; } if (g_pRasterizerState) { g_pRasterizerState->Release(); g_pRasterizerState = NULL; }
if (g_pPixelShader) { g_pPixelShader->Release(); g_pPixelShader = NULL; } if (g_pPixelShader) { g_pPixelShader->Release(); g_pPixelShader = NULL; }
if (g_pPixelShaderBlob) { g_pPixelShaderBlob->Release(); g_pPixelShaderBlob = NULL; }
if (g_pVertexConstantBuffer) { g_pVertexConstantBuffer->Release(); g_pVertexConstantBuffer = NULL; } if (g_pVertexConstantBuffer) { g_pVertexConstantBuffer->Release(); g_pVertexConstantBuffer = NULL; }
if (g_pInputLayout) { g_pInputLayout->Release(); g_pInputLayout = NULL; } if (g_pInputLayout) { g_pInputLayout->Release(); g_pInputLayout = NULL; }
if (g_pVertexShader) { g_pVertexShader->Release(); g_pVertexShader = NULL; } if (g_pVertexShader) { g_pVertexShader->Release(); g_pVertexShader = NULL; }
if (g_pVertexShaderBlob) { g_pVertexShaderBlob->Release(); g_pVertexShaderBlob = NULL; }
} }
bool ImGui_ImplDX11_Init(ID3D11Device* device, ID3D11DeviceContext* device_context) bool ImGui_ImplDX11_Init(ID3D11Device* device, ID3D11DeviceContext* device_context)

30
examples/imgui_impl_dx12.cpp
View File

@ -37,8 +37,6 @@
// DirectX data // DirectX data
static ID3D12Device* g_pd3dDevice = NULL; static ID3D12Device* g_pd3dDevice = NULL;
static ID3D10Blob* g_pVertexShaderBlob = NULL;
static ID3D10Blob* g_pPixelShaderBlob = NULL;
static ID3D12RootSignature* g_pRootSignature = NULL; static ID3D12RootSignature* g_pRootSignature = NULL;
static ID3D12PipelineState* g_pPipelineState = NULL; static ID3D12PipelineState* g_pPipelineState = NULL;
static DXGI_FORMAT g_RTVFormat = DXGI_FORMAT_UNKNOWN; static DXGI_FORMAT g_RTVFormat = DXGI_FORMAT_UNKNOWN;
@ -473,6 +471,9 @@ bool ImGui_ImplDX12_CreateDeviceObjects()
psoDesc.SampleDesc.Count = 1; psoDesc.SampleDesc.Count = 1;
psoDesc.Flags = D3D12_PIPELINE_STATE_FLAG_NONE; psoDesc.Flags = D3D12_PIPELINE_STATE_FLAG_NONE;
ID3DBlob* vertexShaderBlob;
ID3DBlob* pixelShaderBlob;
// Create the vertex shader // Create the vertex shader
{ {
static const char* vertexShader = static const char* vertexShader =
@ -503,10 +504,9 @@ bool ImGui_ImplDX12_CreateDeviceObjects()
return output;\ return output;\
}"; }";
D3DCompile(vertexShader, strlen(vertexShader), NULL, NULL, NULL, "main", "vs_5_0", 0, 0, &g_pVertexShaderBlob, NULL); if (FAILED(D3DCompile(vertexShader, strlen(vertexShader), NULL, NULL, NULL, "main", "vs_5_0", 0, 0, &vertexShaderBlob, NULL)))
if (g_pVertexShaderBlob == NULL) // NB: Pass ID3D10Blob* pErrorBlob to D3DCompile() to get error showing in (const char*)pErrorBlob->GetBufferPointer(). Make sure to Release() the blob! return false; // NB: Pass ID3D10Blob* pErrorBlob to D3DCompile() to get error showing in (const char*)pErrorBlob->GetBufferPointer(). Make sure to Release() the blob!
return false; psoDesc.VS = { vertexShaderBlob->GetBufferPointer(), vertexShaderBlob->GetBufferSize() };
psoDesc.VS = { g_pVertexShaderBlob->GetBufferPointer(), g_pVertexShaderBlob->GetBufferSize() };
// Create the input layout // Create the input layout
static D3D12_INPUT_ELEMENT_DESC local_layout[] = { static D3D12_INPUT_ELEMENT_DESC local_layout[] = {
@ -535,10 +535,12 @@ bool ImGui_ImplDX12_CreateDeviceObjects()
return out_col; \ return out_col; \
}"; }";
D3DCompile(pixelShader, strlen(pixelShader), NULL, NULL, NULL, "main", "ps_5_0", 0, 0, &g_pPixelShaderBlob, NULL); if (FAILED(D3DCompile(pixelShader, strlen(pixelShader), NULL, NULL, NULL, "main", "ps_5_0", 0, 0, &pixelShaderBlob, NULL)))
if (g_pPixelShaderBlob == NULL) // NB: Pass ID3D10Blob* pErrorBlob to D3DCompile() to get error showing in (const char*)pErrorBlob->GetBufferPointer(). Make sure to Release() the blob! {
return false; vertexShaderBlob->Release();
psoDesc.PS = { g_pPixelShaderBlob->GetBufferPointer(), g_pPixelShaderBlob->GetBufferSize() }; return false; // NB: Pass ID3D10Blob* pErrorBlob to D3DCompile() to get error showing in (const char*)pErrorBlob->GetBufferPointer(). Make sure to Release() the blob!
}
psoDesc.PS = { pixelShaderBlob->GetBufferPointer(), pixelShaderBlob->GetBufferSize() };
} }
// Create the blending setup // Create the blending setup
@ -584,7 +586,13 @@ bool ImGui_ImplDX12_CreateDeviceObjects()
} }
if (g_pd3dDevice->CreateGraphicsPipelineState(&psoDesc, IID_PPV_ARGS(&g_pPipelineState)) != S_OK) if (g_pd3dDevice->CreateGraphicsPipelineState(&psoDesc, IID_PPV_ARGS(&g_pPipelineState)) != S_OK)
{
vertexShaderBlob->Release();
pixelShaderBlob->Release();
return false; return false;
}
vertexShaderBlob->Release();
pixelShaderBlob->Release();
ImGui_ImplDX12_CreateFontsTexture(); ImGui_ImplDX12_CreateFontsTexture();
@ -596,8 +604,6 @@ void ImGui_ImplDX12_InvalidateDeviceObjects()
if (!g_pd3dDevice) if (!g_pd3dDevice)
return; return;
SafeRelease(g_pVertexShaderBlob);
SafeRelease(g_pPixelShaderBlob);
SafeRelease(g_pRootSignature); SafeRelease(g_pRootSignature);
SafeRelease(g_pPipelineState); SafeRelease(g_pPipelineState);
SafeRelease(g_pFontTextureResource); SafeRelease(g_pFontTextureResource);