1f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/************************************************************************** 2f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 3f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Copyright 2010 Luca Barbieri 4f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 5f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Permission is hereby granted, free of charge, to any person obtaining 6f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * a copy of this software and associated documentation files (the 7f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * "Software"), to deal in the Software without restriction, including 8f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * without limitation the rights to use, copy, modify, merge, publish, 9f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * distribute, sublicense, and/or sell copies of the Software, and to 10f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * permit persons to whom the Software is furnished to do so, subject to 11f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the following conditions: 12f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 13f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * The above copyright notice and this permission notice (including the 14f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * next paragraph) shall be included in all copies or substantial 15f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * portions of the Software. 16f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 17f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 18f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 19f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 20f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE 21f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 22f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 23f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 24f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 25f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org **************************************************************************/ 26f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 27f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define INITGUID 28f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "d3d11app.h" 29f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "stdio.h" 30f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 31f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic d3d11_application* app; 32f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic IDXGISwapChain* swap_chain; 33f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic unsigned width, height; 34f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic DXGI_FORMAT format = DXGI_FORMAT_R8G8B8A8_UNORM; 35f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic ID3D11Device* dev; 36f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic ID3D11DeviceContext* ctx; 37f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic int frames = 0; 38f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic int buffer_count = 1; 39f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 40f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgLRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam) 41f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 42f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (message) 43f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 44f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case WM_SIZE: 45f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org width = lParam & 0xffff; 46f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org height = lParam >> 16; 47f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 48f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swap_chain->ResizeBuffers(buffer_count, width, height, format, 0); 49f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org frames = 0; 50f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 51f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case WM_DESTROY: 52f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org PostQuitMessage(0); 53f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 54f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 55f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return DefWindowProc(hwnd, message, wParam, lParam); 56f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 57f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 0; 58f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 59f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 60f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgint main(int argc, char** argv) 61f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 62f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org HINSTANCE hInstance = GetModuleHandle(NULL); 63f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org WNDCLASSEXA wcex; 64f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 65f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org wcex.cbSize = sizeof(WNDCLASSEX); 66f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 67f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org wcex.style = CS_HREDRAW | CS_VREDRAW; 68f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org wcex.lpfnWndProc = WndProc; 69f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org wcex.cbClsExtra = 0; 70f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org wcex.cbWndExtra = 0; 71f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org wcex.hInstance = hInstance; 72f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org wcex.hIcon = 0; 73f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org wcex.hCursor = LoadCursor(NULL, IDC_ARROW); 74f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW+1); 75f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org wcex.lpszMenuName = 0; 76f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org wcex.lpszClassName = "d3d11"; 77f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org wcex.hIconSm = 0; 78f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 79f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org RegisterClassExA(&wcex); 80f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 81f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org HWND hwnd = CreateWindowA("d3d11", "d3d11", WS_OVERLAPPEDWINDOW, 82f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, NULL, NULL, hInstance, NULL); 83f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 84f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if(!hwnd) 85f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return FALSE; 86f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 87f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org RECT rc; 88f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GetClientRect(hwnd, &rc ); 89f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org width = rc.right - rc.left; 90f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org height = rc.bottom - rc.top; 91f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 92f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org DXGI_SWAP_CHAIN_DESC swap_chain_desc; 93f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org memset(&swap_chain_desc, 0, sizeof(swap_chain_desc)); 94f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swap_chain_desc.BufferDesc.Width = width; 95f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swap_chain_desc.BufferDesc.Height = height; 96f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swap_chain_desc.BufferDesc.Format = format; 97f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swap_chain_desc.SampleDesc.Count = 1; 98f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swap_chain_desc.SampleDesc.Quality = 0; 99f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swap_chain_desc.OutputWindow = hwnd; 100f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swap_chain_desc.Windowed = TRUE; 101f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swap_chain_desc.BufferCount = buffer_count; 102f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swap_chain_desc.Flags = DXGI_SWAP_CHAIN_FLAG_ALLOW_MODE_SWITCH; 103f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swap_chain_desc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT; 104f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swap_chain_desc.SwapEffect = DXGI_SWAP_EFFECT_DISCARD; 105f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 106f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org D3D_FEATURE_LEVEL feature_level = D3D_FEATURE_LEVEL_10_0; 107f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 108f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org HRESULT hr = D3D11CreateDeviceAndSwapChain( 109f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org NULL, 110f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org D3D_DRIVER_TYPE_HARDWARE, 111f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org NULL, 112f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org D3D11_CREATE_DEVICE_SINGLETHREADED, // | D3D11_CREATE_DEVICE_DEBUG, 113f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org NULL, 114f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 0, 115f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org D3D11_SDK_VERSION, 116f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org &swap_chain_desc, 117f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org &swap_chain, 118f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org &dev, 119f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org &feature_level, 120f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org &ctx); 121f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if(!SUCCEEDED(hr)) 122f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 123f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fprintf(stderr, "Failed to create D3D11 device (hresult %08x)\n", hr); 124f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 1; 125f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 126f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 127f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org app = d3d11_application_create(); 128f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if(!app->init(dev, argc, argv)) 129f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 1; 130f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 131f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ShowWindow(hwnd, SW_SHOWDEFAULT); 132f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org UpdateWindow(hwnd); 133f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 134f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LARGE_INTEGER freq; 135f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org QueryPerformanceFrequency(&freq); 136f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org double period = 1.0 / (double)freq.QuadPart; 137f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LARGE_INTEGER ctime_li; 138f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org QueryPerformanceCounter(&ctime_li); 139f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org double start_time = ctime_li.QuadPart * period; 140f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 141f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org MSG msg; 142f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for(;;) 143f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 144f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if(PeekMessage(&msg, NULL, 0, 0, PM_REMOVE)) 145f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 146f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if(msg.message == WM_QUIT) 147f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 148f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org TranslateMessage(&msg); 149f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org DispatchMessage(&msg); 150f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 151f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if(width && height) 152f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 153f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ID3D11Texture2D* tex; 154f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org static ID3D11RenderTargetView* rtv; 155f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ensure(swap_chain->GetBuffer(0, __uuidof(tex), (void**)&tex)); 156f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ensure(dev->CreateRenderTargetView(tex, NULL, &rtv)); 157f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 158f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org QueryPerformanceCounter(&ctime_li); 159f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org double ctime = (double)ctime_li.QuadPart * period - start_time; 160f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 161f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org app->draw(ctx, rtv, width, height, ctime); 162f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ctx->OMSetRenderTargets(0, 0, 0); 163f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 164f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swap_chain->Present(0, 0); 165f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org rtv->Release(); 166f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org tex->Release(); 167f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 168f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else 169f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org WaitMessage(); 170f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 171f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return (int) msg.wParam; 172f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 173