Mercurial > sdl-ios-xcode
view src/video/win32/SDL_win32video.c @ 3495:1b22878e04d0
Adam Strzelecki to SDL
D3D renderer shall try mapping YV12 and I420 (IYUV) to D3D texture formats via FOURCC. This will enable HW acceleration for those formats when driver is capable (most of them are). Note that SDL's IYUV maps I420 FOURCC on Woe.
author | Sam Lantinga <slouken@libsdl.org> |
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date | Fri, 27 Nov 2009 03:11:26 +0000 |
parents | 6338b7f2d024 |
children | 76f9b76ddf0f |
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/* SDL - Simple DirectMedia Layer Copyright (C) 1997-2009 Sam Lantinga This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA Sam Lantinga slouken@libsdl.org */ #include "SDL_config.h" #include "SDL_main.h" #include "SDL_video.h" #include "SDL_mouse.h" #include "../SDL_sysvideo.h" #include "../SDL_pixels_c.h" #include "SDL_win32video.h" #include "SDL_d3drender.h" #include "SDL_gdirender.h" /* Initialization/Query functions */ static int WIN_VideoInit(_THIS); static void WIN_VideoQuit(_THIS); int total_mice = 0; /* total mouse count */ HANDLE *mice = NULL; /* the handles to the detected mice */ HCTX *g_hCtx = NULL; /* handles to tablet contexts */ int tablet = -1; /* we're assuming that there is no tablet */ /* WIN32 driver bootstrap functions */ static int WIN_Available(void) { return (1); } static void WIN_DeleteDevice(SDL_VideoDevice * device) { SDL_VideoData *data = (SDL_VideoData *) device->driverdata; SDL_UnregisterApp(); #if SDL_VIDEO_RENDER_D3D if (data->d3d) { IDirect3D9_Release(data->d3d); FreeLibrary(data->d3dDLL); } #endif #if SDL_VIDEO_RENDER_DDRAW if (data->ddraw) { data->ddraw->lpVtbl->Release(data->ddraw); FreeLibrary(data->ddrawDLL); } #endif if (data->wintabDLL) { FreeLibrary(data->wintabDLL); } SDL_free(device->driverdata); SDL_free(device); } static SDL_VideoDevice * WIN_CreateDevice(int devindex) { SDL_VideoDevice *device; SDL_VideoData *data; SDL_RegisterApp(NULL, 0, NULL); /* Initialize all variables that we clean on shutdown */ device = (SDL_VideoDevice *) SDL_calloc(1, sizeof(SDL_VideoDevice)); if (device) { data = (struct SDL_VideoData *) SDL_calloc(1, sizeof(SDL_VideoData)); } if (!device || !data) { SDL_OutOfMemory(); if (device) { SDL_free(device); } return NULL; } device->driverdata = data; #if SDL_VIDEO_RENDER_D3D data->d3dDLL = LoadLibrary(TEXT("D3D9.DLL")); if (data->d3dDLL) { IDirect3D9 *(WINAPI * D3DCreate) (UINT SDKVersion); D3DCreate = (IDirect3D9 * (WINAPI *) (UINT)) GetProcAddress(data->d3dDLL, "Direct3DCreate9"); if (D3DCreate) { data->d3d = D3DCreate(D3D_SDK_VERSION); } if (!data->d3d) { FreeLibrary(data->d3dDLL); data->d3dDLL = NULL; } } #endif /* SDL_VIDEO_RENDER_D3D */ #if SDL_VIDEO_RENDER_DDRAW data->ddrawDLL = LoadLibrary(TEXT("ddraw.dll")); if (data->ddrawDLL) { IDirectDraw *(WINAPI * DDCreate) (GUID FAR * lpGUID, LPDIRECTDRAW FAR * lplpDD, IUnknown FAR * pUnkOuter); DDCreate = (IDirectDraw * (WINAPI *) (GUID FAR *, LPDIRECTDRAW FAR *, IUnknown FAR *)) GetProcAddress(data->ddrawDLL, TEXT("DirectDrawCreate")); if (!DDCreate || DDCreate(NULL, &data->ddraw, NULL) != DD_OK) { FreeLibrary(data->ddrawDLL); data->ddrawDLL = NULL; data->ddraw = NULL; } } #endif /* SDL_VIDEO_RENDER_DDRAW */ data->wintabDLL = LoadLibrary(TEXT("WINTAB32.DLL")); if (data->wintabDLL) { #define PROCNAME(X) #X data->WTInfoA = (UINT(*)(UINT, UINT, LPVOID)) GetProcAddress(data->wintabDLL, PROCNAME(WTInfoA)); data->WTOpenA = (HCTX(*)(HWND, LPLOGCONTEXTA, BOOL)) GetProcAddress(data-> wintabDLL, PROCNAME (WTOpenA)); data->WTPacket = (int (*)(HCTX, UINT, LPVOID)) GetProcAddress(data->wintabDLL, PROCNAME(WTPacket)); data->WTClose = (BOOL(*)(HCTX)) GetProcAddress(data->wintabDLL, PROCNAME(WTClose)); #undef PROCNAME if (!data->WTInfoA || !data->WTOpenA || !data->WTPacket || !data->WTClose) { FreeLibrary(data->wintabDLL); data->wintabDLL = NULL; } } /* Set the function pointers */ device->VideoInit = WIN_VideoInit; device->VideoQuit = WIN_VideoQuit; device->GetDisplayModes = WIN_GetDisplayModes; device->SetDisplayMode = WIN_SetDisplayMode; device->SetDisplayGammaRamp = WIN_SetDisplayGammaRamp; device->GetDisplayGammaRamp = WIN_GetDisplayGammaRamp; device->PumpEvents = WIN_PumpEvents; #undef CreateWindow device->CreateWindow = WIN_CreateWindow; device->CreateWindowFrom = WIN_CreateWindowFrom; device->SetWindowTitle = WIN_SetWindowTitle; device->SetWindowIcon = WIN_SetWindowIcon; device->SetWindowPosition = WIN_SetWindowPosition; device->SetWindowSize = WIN_SetWindowSize; device->ShowWindow = WIN_ShowWindow; device->HideWindow = WIN_HideWindow; device->RaiseWindow = WIN_RaiseWindow; device->MaximizeWindow = WIN_MaximizeWindow; device->MinimizeWindow = WIN_MinimizeWindow; device->RestoreWindow = WIN_RestoreWindow; device->SetWindowGrab = WIN_SetWindowGrab; device->DestroyWindow = WIN_DestroyWindow; device->GetWindowWMInfo = WIN_GetWindowWMInfo; #ifdef SDL_VIDEO_OPENGL_WGL device->GL_LoadLibrary = WIN_GL_LoadLibrary; device->GL_GetProcAddress = WIN_GL_GetProcAddress; device->GL_UnloadLibrary = WIN_GL_UnloadLibrary; device->GL_CreateContext = WIN_GL_CreateContext; device->GL_MakeCurrent = WIN_GL_MakeCurrent; device->GL_SetSwapInterval = WIN_GL_SetSwapInterval; device->GL_GetSwapInterval = WIN_GL_GetSwapInterval; device->GL_SwapWindow = WIN_GL_SwapWindow; device->GL_DeleteContext = WIN_GL_DeleteContext; #endif device->free = WIN_DeleteDevice; return device; } VideoBootStrap WIN32_bootstrap = { "win32", "SDL Win32/64 video driver", WIN_Available, WIN_CreateDevice }; int WIN_VideoInit(_THIS) { WIN_InitModes(_this); #if SDL_VIDEO_RENDER_D3D D3D_AddRenderDriver(_this); #endif #if SDL_VIDEO_RENDER_DDRAW DDRAW_AddRenderDriver(_this); #endif #if SDL_VIDEO_RENDER_GDI GDI_AddRenderDriver(_this); #endif #if SDL_VIDEO_RENDER_GAPI GAPI_AddRenderDriver(_this); #endif g_hCtx = SDL_malloc(sizeof(HCTX)); WIN_InitKeyboard(_this); WIN_InitMouse(_this); return 0; } void WIN_VideoQuit(_THIS) { WIN_QuitModes(_this); WIN_QuitKeyboard(_this); WIN_QuitMouse(_this); SDL_free(g_hCtx); } /* vim: set ts=4 sw=4 expandtab: */