| /************************************************************************** |
| * |
| * 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 "d3d10app.h" |
| #include "stdio.h" |
| |
| static d3d10_application* app; |
| static IDXGISwapChain* swap_chain; |
| static unsigned width, height; |
| static DXGI_FORMAT format = DXGI_FORMAT_R8G8B8A8_UNORM; |
| static ID3D10Device* dev; |
| static ID3D10Device* 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 = "d3d10"; |
| wcex.hIconSm = 0; |
| |
| RegisterClassExA(&wcex); |
| |
| HWND hwnd = CreateWindowA("d3d10", "d3d10", 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; |
| |
| D3D10_FEATURE_LEVEL1 feature_level = D3D10_FEATURE_LEVEL_10_0; |
| |
| HRESULT hr; |
| if(1) |
| { |
| hr = D3D10CreateDeviceAndSwapChain( |
| NULL, |
| D3D10_DRIVER_TYPE_HARDWARE, |
| NULL, |
| D3D10_CREATE_DEVICE_SINGLETHREADED, // | D3D10_CREATE_DEVICE_DEBUG, |
| D3D10_SDK_VERSION, |
| &swap_chain_desc, |
| &swap_chain, |
| &dev); |
| } |
| else |
| { |
| hr = D3D10CreateDeviceAndSwapChain1( |
| NULL, |
| D3D10_DRIVER_TYPE_HARDWARE, |
| NULL, |
| D3D10_CREATE_DEVICE_SINGLETHREADED, // | D3D10_CREATE_DEVICE_DEBUG, |
| feature_level, |
| D3D10_SDK_VERSION, |
| &swap_chain_desc, |
| &swap_chain, |
| (ID3D10Device1**)&dev); |
| } |
| |
| if(!SUCCEEDED(hr)) |
| { |
| fprintf(stderr, "Failed to create D3D10 device (hresult %08x)\n", hr); |
| return 1; |
| } |
| |
| ctx = dev; |
| |
| app = d3d10_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) |
| { |
| ID3D10Texture2D* tex; |
| static ID3D10RenderTargetView* 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; |
| } |