diff options
Diffstat (limited to 'src/gallium/state_trackers/d3d1x/progs/d3d11app/d3d11winmain.cpp')
| -rwxr-xr-x | src/gallium/state_trackers/d3d1x/progs/d3d11app/d3d11winmain.cpp | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/d3d1x/progs/d3d11app/d3d11winmain.cpp b/src/gallium/state_trackers/d3d1x/progs/d3d11app/d3d11winmain.cpp new file mode 100755 index 00000000000..8e71ec367ea --- /dev/null +++ b/src/gallium/state_trackers/d3d1x/progs/d3d11app/d3d11winmain.cpp @@ -0,0 +1,172 @@ +/************************************************************************** + * + * Copyright 2010 Luca Barbieri + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial + * portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#define INITGUID +#include "d3d11app.h" +#include "stdio.h" + +static d3d11_application* app; +static IDXGISwapChain* swap_chain; +static unsigned width, height; +static DXGI_FORMAT format = DXGI_FORMAT_R8G8B8A8_UNORM; +static ID3D11Device* dev; +static ID3D11DeviceContext* ctx; +static int frames = 0; +static int buffer_count = 1; + +LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam) +{ + switch (message) + { + case WM_SIZE: + width = lParam & 0xffff; + height = lParam >> 16; + + swap_chain->ResizeBuffers(buffer_count, width, height, format, 0); + frames = 0; + break; + case WM_DESTROY: + PostQuitMessage(0); + break; + default: + return DefWindowProc(hwnd, message, wParam, lParam); + } + return 0; +} + +int main(int argc, char** argv) +{ + HINSTANCE hInstance = GetModuleHandle(NULL); + WNDCLASSEXA wcex; + + wcex.cbSize = sizeof(WNDCLASSEX); + + wcex.style = CS_HREDRAW | CS_VREDRAW; + wcex.lpfnWndProc = WndProc; + wcex.cbClsExtra = 0; + wcex.cbWndExtra = 0; + wcex.hInstance = hInstance; + wcex.hIcon = 0; + wcex.hCursor = LoadCursor(NULL, IDC_ARROW); + wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW+1); + wcex.lpszMenuName = 0; + wcex.lpszClassName = "d3d11"; + wcex.hIconSm = 0; + + RegisterClassExA(&wcex); + + HWND hwnd = CreateWindowA("d3d11", "d3d11", WS_OVERLAPPEDWINDOW, + CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, NULL, NULL, hInstance, NULL); + + if(!hwnd) + return FALSE; + + RECT rc; + GetClientRect(hwnd, &rc ); + width = rc.right - rc.left; + height = rc.bottom - rc.top; + + DXGI_SWAP_CHAIN_DESC swap_chain_desc; + memset(&swap_chain_desc, 0, sizeof(swap_chain_desc)); + swap_chain_desc.BufferDesc.Width = width; + swap_chain_desc.BufferDesc.Height = height; + swap_chain_desc.BufferDesc.Format = format; + swap_chain_desc.SampleDesc.Count = 1; + swap_chain_desc.SampleDesc.Quality = 0; + swap_chain_desc.OutputWindow = hwnd; + swap_chain_desc.Windowed = TRUE; + swap_chain_desc.BufferCount = buffer_count; + swap_chain_desc.Flags = DXGI_SWAP_CHAIN_FLAG_ALLOW_MODE_SWITCH; + swap_chain_desc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT; + swap_chain_desc.SwapEffect = DXGI_SWAP_EFFECT_DISCARD; + + D3D_FEATURE_LEVEL feature_level = D3D_FEATURE_LEVEL_10_0; + + HRESULT hr = D3D11CreateDeviceAndSwapChain( + NULL, + D3D_DRIVER_TYPE_HARDWARE, + NULL, + D3D11_CREATE_DEVICE_SINGLETHREADED, // | D3D11_CREATE_DEVICE_DEBUG, + NULL, + 0, + D3D11_SDK_VERSION, + &swap_chain_desc, + &swap_chain, + &dev, + &feature_level, + &ctx); + if(!SUCCEEDED(hr)) + { + fprintf(stderr, "Failed to create D3D11 device (hresult %08x)\n", hr); + return 1; + } + + app = d3d11_application_create(); + if(!app->init(dev, argc, argv)) + return 1; + + ShowWindow(hwnd, SW_SHOWDEFAULT); + UpdateWindow(hwnd); + + LARGE_INTEGER freq; + QueryPerformanceFrequency(&freq); + double period = 1.0 / (double)freq.QuadPart; + LARGE_INTEGER ctime_li; + QueryPerformanceCounter(&ctime_li); + double start_time = ctime_li.QuadPart * period; + + MSG msg; + for(;;) + { + if(PeekMessage(&msg, NULL, 0, 0, PM_REMOVE)) + { + if(msg.message == WM_QUIT) + break; + TranslateMessage(&msg); + DispatchMessage(&msg); + } + else if(width && height) + { + ID3D11Texture2D* tex; + static ID3D11RenderTargetView* rtv; + ensure(swap_chain->GetBuffer(0, __uuidof(tex), (void**)&tex)); + ensure(dev->CreateRenderTargetView(tex, NULL, &rtv)); + + QueryPerformanceCounter(&ctime_li); + double ctime = (double)ctime_li.QuadPart * period - start_time; + + app->draw(ctx, rtv, width, height, ctime); + ctx->OMSetRenderTargets(0, 0, 0); + + swap_chain->Present(0, 0); + rtv->Release(); + tex->Release(); + } + else + WaitMessage(); + } + return (int) msg.wParam; +} |