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SDL_win32video.c
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/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 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);
/* Sets an error message based on GetLastError() */
void
WIN_SetError(const char *prefix)
{
TCHAR buffer[1024];
char *message;
FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, GetLastError(), 0,
buffer, SDL_arraysize(buffer), NULL);
message = WIN_StringToUTF8(buffer);
SDL_SetError("%s%s%s", prefix ? prefix : "", prefix ? ": " : "", message);
SDL_free(message);
}
/* 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
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));
} else {
data = NULL;
}
if (!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 */
/* Set the function pointers */
device->VideoInit = WIN_VideoInit;
device->VideoQuit = WIN_VideoQuit;
device->GetDisplayBounds = WIN_GetDisplayBounds;
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->StartTextInput = WIN_StartTextInput;
device->StopTextInput = WIN_StopTextInput;
device->SetTextInputRect = WIN_SetTextInputRect;
device->SetClipboardText = WIN_SetClipboardText;
device->GetClipboardText = WIN_GetClipboardText;
device->HasClipboardText = WIN_HasClipboardText;
device->free = WIN_DeleteDevice;
return device;
}
VideoBootStrap WIN32_bootstrap = {
"win32", "SDL Win32/64 video driver", WIN_Available, WIN_CreateDevice
};
int
WIN_VideoInit(_THIS)
{
if (WIN_InitModes(_this) < 0) {
return -1;
}
#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
WIN_InitKeyboard(_this);
WIN_InitMouse(_this);
return 0;
}
void
WIN_VideoQuit(_THIS)
{
WIN_QuitModes(_this);
WIN_QuitKeyboard(_this);
WIN_QuitMouse(_this);
}
/* vim: set ts=4 sw=4 expandtab: */