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Examples: DirectX11: Fixed handle leak + minor coding style fix for #640

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This commit is contained in:
ocornut 2016-05-07 20:11:14 +02:00
parent 1e9c9df6de
commit 834bfe4af5
1 changed files with 9 additions and 10 deletions
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19
examples/directx11_example/imgui_impl_dx11.cpp
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@ -34,8 +34,8 @@ static ID3D11SamplerState* g_pFontSampler = NULL;
static ID3D11ShaderResourceView*g_pFontTextureView = NULL; static ID3D11ShaderResourceView*g_pFontTextureView = NULL;
static ID3D11RasterizerState* g_pRasterizerState = NULL; static ID3D11RasterizerState* g_pRasterizerState = NULL;
static ID3D11BlendState* g_pBlendState = NULL; static ID3D11BlendState* g_pBlendState = NULL;
static ID3D11DepthStencilState* g_pDepthStencilState = NULL;
static int g_VertexBufferSize = 5000, g_IndexBufferSize = 10000; static int g_VertexBufferSize = 5000, g_IndexBufferSize = 10000;
static ID3D11DepthStencilState* g_pDSState = NULL;
struct VERTEX_CONSTANT_BUFFER struct VERTEX_CONSTANT_BUFFER
{ {
@ -128,6 +128,8 @@ void ImGui_ImplDX11_RenderDrawLists(ImDrawData* draw_data)
ID3D11BlendState* BlendState; ID3D11BlendState* BlendState;
FLOAT BlendFactor[4]; FLOAT BlendFactor[4];
UINT SampleMask; UINT SampleMask;
UINT StencilRef;
ID3D11DepthStencilState* DepthStencilState;
ID3D11ShaderResourceView* PSShaderResource; ID3D11ShaderResourceView* PSShaderResource;
ID3D11SamplerState* PSSampler; ID3D11SamplerState* PSSampler;
ID3D11PixelShader* PS; ID3D11PixelShader* PS;
@ -139,8 +141,6 @@ void ImGui_ImplDX11_RenderDrawLists(ImDrawData* draw_data)
UINT IndexBufferOffset, VertexBufferStride, VertexBufferOffset; UINT IndexBufferOffset, VertexBufferStride, VertexBufferOffset;
DXGI_FORMAT IndexBufferFormat; DXGI_FORMAT IndexBufferFormat;
ID3D11InputLayout* InputLayout; ID3D11InputLayout* InputLayout;
ID3D11DepthStencilState* DepthStencilState;
UINT StencilRef;
}; };
BACKUP_DX11_STATE old; BACKUP_DX11_STATE old;
old.ScissorRectsCount = old.ViewportsCount = D3D11_VIEWPORT_AND_SCISSORRECT_OBJECT_COUNT_PER_PIPELINE; old.ScissorRectsCount = old.ViewportsCount = D3D11_VIEWPORT_AND_SCISSORRECT_OBJECT_COUNT_PER_PIPELINE;
@ -148,6 +148,7 @@ void ImGui_ImplDX11_RenderDrawLists(ImDrawData* draw_data)
ctx->RSGetViewports(&old.ViewportsCount, old.Viewports); ctx->RSGetViewports(&old.ViewportsCount, old.Viewports);
ctx->RSGetState(&old.RS); ctx->RSGetState(&old.RS);
ctx->OMGetBlendState(&old.BlendState, old.BlendFactor, &old.SampleMask); ctx->OMGetBlendState(&old.BlendState, old.BlendFactor, &old.SampleMask);
ctx->OMGetDepthStencilState(&old.DepthStencilState, &old.StencilRef);
ctx->PSGetShaderResources(0, 1, &old.PSShaderResource); ctx->PSGetShaderResources(0, 1, &old.PSShaderResource);
ctx->PSGetSamplers(0, 1, &old.PSSampler); ctx->PSGetSamplers(0, 1, &old.PSSampler);
old.PSInstancesCount = old.VSInstancesCount = 256; old.PSInstancesCount = old.VSInstancesCount = 256;
@ -158,7 +159,6 @@ void ImGui_ImplDX11_RenderDrawLists(ImDrawData* draw_data)
ctx->IAGetIndexBuffer(&old.IndexBuffer, &old.IndexBufferFormat, &old.IndexBufferOffset); ctx->IAGetIndexBuffer(&old.IndexBuffer, &old.IndexBufferFormat, &old.IndexBufferOffset);
ctx->IAGetVertexBuffers(0, 1, &old.VertexBuffer, &old.VertexBufferStride, &old.VertexBufferOffset); ctx->IAGetVertexBuffers(0, 1, &old.VertexBuffer, &old.VertexBufferStride, &old.VertexBufferOffset);
ctx->IAGetInputLayout(&old.InputLayout); ctx->IAGetInputLayout(&old.InputLayout);
ctx->OMGetDepthStencilState(&old.DepthStencilState, &old.StencilRef);
// Setup viewport // Setup viewport
D3D11_VIEWPORT vp; D3D11_VIEWPORT vp;
@ -185,8 +185,8 @@ void ImGui_ImplDX11_RenderDrawLists(ImDrawData* draw_data)
// Setup render state // Setup render state
const float blend_factor[4] = { 0.f, 0.f, 0.f, 0.f }; const float blend_factor[4] = { 0.f, 0.f, 0.f, 0.f };
ctx->OMSetBlendState(g_pBlendState, blend_factor, 0xffffffff); ctx->OMSetBlendState(g_pBlendState, blend_factor, 0xffffffff);
ctx->OMSetDepthStencilState(g_pDepthStencilState, 0);
ctx->RSSetState(g_pRasterizerState); ctx->RSSetState(g_pRasterizerState);
ctx->OMSetDepthStencilState( g_pDSState, 1 );
// Render command lists // Render command lists
int vtx_offset = 0; int vtx_offset = 0;
@ -218,6 +218,7 @@ void ImGui_ImplDX11_RenderDrawLists(ImDrawData* draw_data)
ctx->RSSetViewports(old.ViewportsCount, old.Viewports); ctx->RSSetViewports(old.ViewportsCount, old.Viewports);
ctx->RSSetState(old.RS); if (old.RS) old.RS->Release(); ctx->RSSetState(old.RS); if (old.RS) old.RS->Release();
ctx->OMSetBlendState(old.BlendState, old.BlendFactor, old.SampleMask); if (old.BlendState) old.BlendState->Release(); ctx->OMSetBlendState(old.BlendState, old.BlendFactor, old.SampleMask); if (old.BlendState) old.BlendState->Release();
ctx->OMSetDepthStencilState(old.DepthStencilState, old.StencilRef); if (old.DepthStencilState) old.DepthStencilState->Release();
ctx->PSSetShaderResources(0, 1, &old.PSShaderResource); if (old.PSShaderResource) old.PSShaderResource->Release(); ctx->PSSetShaderResources(0, 1, &old.PSShaderResource); if (old.PSShaderResource) old.PSShaderResource->Release();
ctx->PSSetSamplers(0, 1, &old.PSSampler); if (old.PSSampler) old.PSSampler->Release(); ctx->PSSetSamplers(0, 1, &old.PSSampler); if (old.PSSampler) old.PSSampler->Release();
ctx->PSSetShader(old.PS, old.PSInstances, old.PSInstancesCount); if (old.PS) old.PS->Release(); ctx->PSSetShader(old.PS, old.PSInstances, old.PSInstancesCount); if (old.PS) old.PS->Release();
@ -229,7 +230,6 @@ void ImGui_ImplDX11_RenderDrawLists(ImDrawData* draw_data)
ctx->IASetIndexBuffer(old.IndexBuffer, old.IndexBufferFormat, old.IndexBufferOffset); if (old.IndexBuffer) old.IndexBuffer->Release(); ctx->IASetIndexBuffer(old.IndexBuffer, old.IndexBufferFormat, old.IndexBufferOffset); if (old.IndexBuffer) old.IndexBuffer->Release();
ctx->IASetVertexBuffers(0, 1, &old.VertexBuffer, &old.VertexBufferStride, &old.VertexBufferOffset); if (old.VertexBuffer) old.VertexBuffer->Release(); ctx->IASetVertexBuffers(0, 1, &old.VertexBuffer, &old.VertexBufferStride, &old.VertexBufferOffset); if (old.VertexBuffer) old.VertexBuffer->Release();
ctx->IASetInputLayout(old.InputLayout); if (old.InputLayout) old.InputLayout->Release(); ctx->IASetInputLayout(old.InputLayout); if (old.InputLayout) old.InputLayout->Release();
ctx->OMSetDepthStencilState(old.DepthStencilState, old.StencilRef);
} }
IMGUI_API LRESULT ImGui_ImplDX11_WndProcHandler(HWND, UINT msg, WPARAM wParam, LPARAM lParam) IMGUI_API LRESULT ImGui_ImplDX11_WndProcHandler(HWND, UINT msg, WPARAM wParam, LPARAM lParam)
@ -454,16 +454,15 @@ bool ImGui_ImplDX11_CreateDeviceObjects()
g_pd3dDevice->CreateRasterizerState(&desc, &g_pRasterizerState); g_pd3dDevice->CreateRasterizerState(&desc, &g_pRasterizerState);
} }
// Create Depth-Stencil State // Create Depth-Stencil State
{ {
D3D11_DEPTH_STENCIL_DESC desc; D3D11_DEPTH_STENCIL_DESC desc;
ZeroMemory(&desc, sizeof(desc)); ZeroMemory(&desc, sizeof(desc));
desc.StencilEnable = false;
desc.DepthEnable = true; desc.DepthEnable = true;
desc.DepthWriteMask = D3D11_DEPTH_WRITE_MASK_ALL; desc.DepthWriteMask = D3D11_DEPTH_WRITE_MASK_ALL;
desc.DepthFunc = D3D11_COMPARISON_ALWAYS; desc.DepthFunc = D3D11_COMPARISON_ALWAYS;
g_pd3dDevice->CreateDepthStencilState( &desc, &g_pDSState ); desc.StencilEnable = false;
g_pd3dDevice->CreateDepthStencilState(&desc, &g_pDepthStencilState);
} }
ImGui_ImplDX11_CreateFontsTexture(); ImGui_ImplDX11_CreateFontsTexture();
@ -482,6 +481,7 @@ void ImGui_ImplDX11_InvalidateDeviceObjects()
if (g_pVB) { g_pVB->Release(); g_pVB = NULL; } if (g_pVB) { g_pVB->Release(); g_pVB = NULL; }
if (g_pBlendState) { g_pBlendState->Release(); g_pBlendState = NULL; } if (g_pBlendState) { g_pBlendState->Release(); g_pBlendState = 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_pPixelShaderBlob) { g_pPixelShaderBlob->Release(); g_pPixelShaderBlob = NULL; }
@ -489,7 +489,6 @@ void ImGui_ImplDX11_InvalidateDeviceObjects()
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; } if (g_pVertexShaderBlob) { g_pVertexShaderBlob->Release(); g_pVertexShaderBlob = NULL; }
if (g_pDSState) { g_pDSState->Release(); g_pDSState = NULL; }
} }
bool ImGui_ImplDX11_Init(void* hwnd, ID3D11Device* device, ID3D11DeviceContext* device_context) bool ImGui_ImplDX11_Init(void* hwnd, ID3D11Device* device, ID3D11DeviceContext* device_context)