4ed7f10def
- Added Android project and Java files
862 lines
29 KiB
C++
862 lines
29 KiB
C++
/*
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Simple DirectMedia Layer
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Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include "SDL_config.h"
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/* BWindow based framebuffer implementation */
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#include <unistd.h>
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#include "SDL_BWin.h"
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#include "SDL_timer.h"
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extern "C"
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{
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#include "../SDL_sysvideo.h"
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#include "../../events/SDL_events_c.h"
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#include "SDL_sysevents_c.h"
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#include "SDL_sysmouse_c.h"
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#include "SDL_syswm_c.h"
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#include "SDL_lowvideo.h"
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#include "../SDL_yuvfuncs.h"
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#include "SDL_sysyuv.h"
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#include "../blank_cursor.h"
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#define BEOS_HIDDEN_SIZE 32 /* starting hidden window size */
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/* Initialization/Query functions */
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static int BE_VideoInit(_THIS, SDL_PixelFormat * vformat);
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static SDL_Rect **BE_ListModes(_THIS, SDL_PixelFormat * format,
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Uint32 flags);
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static SDL_Surface *BE_SetVideoMode(_THIS, SDL_Surface * current,
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int width, int height, int bpp,
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Uint32 flags);
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static void BE_UpdateMouse(_THIS);
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static int BE_SetColors(_THIS, int firstcolor, int ncolors,
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SDL_Color * colors);
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static void BE_VideoQuit(_THIS);
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/* Hardware surface functions */
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static int BE_AllocHWSurface(_THIS, SDL_Surface * surface);
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static int BE_LockHWSurface(_THIS, SDL_Surface * surface);
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static void BE_UnlockHWSurface(_THIS, SDL_Surface * surface);
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static void BE_FreeHWSurface(_THIS, SDL_Surface * surface);
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static int BE_ToggleFullScreen(_THIS, int fullscreen);
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static SDL_Overlay *BE_CreateYUVOverlay(_THIS, int width, int height,
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Uint32 format,
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SDL_Surface * display);
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/* OpenGL functions */
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#if SDL_VIDEO_OPENGL
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static int BE_GL_LoadLibrary(_THIS, const char *path);
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static void *BE_GL_GetProcAddress(_THIS, const char *proc);
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static int BE_GL_GetAttribute(_THIS, SDL_GLattr attrib, int *value);
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static int BE_GL_MakeCurrent(_THIS);
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static void BE_GL_SwapBuffers(_THIS);
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#endif
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/* FB driver bootstrap functions */
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static int BE_Available(void)
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{
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return (1);
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}
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static void BE_DeleteDevice(SDL_VideoDevice * device)
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{
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SDL_free(device->hidden);
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SDL_free(device);
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}
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static SDL_VideoDevice *BE_CreateDevice(int devindex)
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{
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SDL_VideoDevice *device;
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/* Initialize all variables that we clean on shutdown */
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device = (SDL_VideoDevice *) SDL_malloc(sizeof(SDL_VideoDevice));
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if (device) {
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SDL_memset(device, 0, (sizeof *device));
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device->hidden = (struct SDL_PrivateVideoData *)
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SDL_malloc((sizeof *device->hidden));
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}
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if ((device == NULL) || (device->hidden == NULL)) {
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SDL_OutOfMemory();
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if (device) {
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SDL_free(device);
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}
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return (0);
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}
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SDL_memset(device->hidden, 0, (sizeof *device->hidden));
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/* Set the function pointers */
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/* Initialization/Query functions */
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device->VideoInit = BE_VideoInit;
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device->ListModes = BE_ListModes;
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device->SetVideoMode = BE_SetVideoMode;
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device->ToggleFullScreen = BE_ToggleFullScreen;
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device->UpdateMouse = BE_UpdateMouse;
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device->CreateYUVOverlay = BE_CreateYUVOverlay;
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device->SetColors = BE_SetColors;
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device->UpdateRects = NULL;
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device->VideoQuit = BE_VideoQuit;
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/* Hardware acceleration functions */
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device->AllocHWSurface = BE_AllocHWSurface;
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device->CheckHWBlit = NULL;
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device->FillHWRect = NULL;
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device->SetHWColorKey = NULL;
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device->SetHWAlpha = NULL;
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device->LockHWSurface = BE_LockHWSurface;
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device->UnlockHWSurface = BE_UnlockHWSurface;
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device->FlipHWSurface = NULL;
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device->FreeHWSurface = BE_FreeHWSurface;
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#if SDL_VIDEO_OPENGL
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/* OpenGL support */
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device->GL_LoadLibrary = BE_GL_LoadLibrary;
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device->GL_GetProcAddress = BE_GL_GetProcAddress;
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device->GL_GetAttribute = BE_GL_GetAttribute;
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device->GL_MakeCurrent = BE_GL_MakeCurrent;
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device->GL_SwapBuffers = BE_GL_SwapBuffers;
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#endif
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/* Window manager functions */
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device->SetCaption = BE_SetWMCaption;
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device->SetIcon = NULL;
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device->IconifyWindow = BE_IconifyWindow;
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device->GrabInput = NULL;
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device->GetWMInfo = BE_GetWMInfo;
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/* Cursor manager functions */
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device->FreeWMCursor = BE_FreeWMCursor;
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device->CreateWMCursor = BE_CreateWMCursor;
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device->ShowWMCursor = BE_ShowWMCursor;
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device->WarpWMCursor = BE_WarpWMCursor;
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device->MoveWMCursor = NULL;
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device->CheckMouseMode = NULL;
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/* Event manager functions */
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device->InitOSKeymap = BE_InitOSKeymap;
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device->PumpEvents = BE_PumpEvents;
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device->free = BE_DeleteDevice;
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/* Set the driver flags */
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device->handles_any_size = 1;
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return device;
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}
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VideoBootStrap BWINDOW_bootstrap = {
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"bwindow", "BDirectWindow graphics",
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BE_Available, BE_CreateDevice
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};
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static inline int ColorSpaceToBitsPerPixel(uint32 colorspace)
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{
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int bitsperpixel;
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bitsperpixel = 0;
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switch (colorspace) {
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case B_CMAP8:
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bitsperpixel = 8;
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break;
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case B_RGB15:
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case B_RGBA15:
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case B_RGB15_BIG:
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case B_RGBA15_BIG:
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bitsperpixel = 15;
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break;
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case B_RGB16:
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case B_RGB16_BIG:
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bitsperpixel = 16;
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break;
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case B_RGB32:
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case B_RGBA32:
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case B_RGB32_BIG:
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case B_RGBA32_BIG:
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bitsperpixel = 32;
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break;
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default:
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break;
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}
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return (bitsperpixel);
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}
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/* Function to sort the display_list in bscreen */
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static int CompareModes(const void *A, const void *B)
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{
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const display_mode *a = (display_mode *) A;
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const display_mode *b = (display_mode *) B;
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if (a->space == b->space) {
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return ((b->virtual_width * b->virtual_height) -
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(a->virtual_width * a->virtual_height));
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} else {
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return (ColorSpaceToBitsPerPixel(b->space) -
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ColorSpaceToBitsPerPixel(a->space));
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}
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}
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/* Yes, this isn't the fastest it could be, but it works nicely */
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static int BE_AddMode(_THIS, int index, unsigned int w, unsigned int h)
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{
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SDL_Rect *mode;
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int i;
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int next_mode;
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/* Check to see if we already have this mode */
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if (SDL_nummodes[index] > 0) {
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for (i = SDL_nummodes[index] - 1; i >= 0; --i) {
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mode = SDL_modelist[index][i];
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if ((mode->w == w) && (mode->h == h)) {
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#ifdef BWINDOW_DEBUG
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fprintf(stderr,
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"We already have mode %dx%d at %d bytes per pixel\n",
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w, h, index + 1);
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#endif
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return (0);
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}
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}
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}
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/* Set up the new video mode rectangle */
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mode = (SDL_Rect *) SDL_malloc(sizeof *mode);
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if (mode == NULL) {
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SDL_OutOfMemory();
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return (-1);
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}
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mode->x = 0;
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mode->y = 0;
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mode->w = w;
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mode->h = h;
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#ifdef BWINDOW_DEBUG
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fprintf(stderr, "Adding mode %dx%d at %d bytes per pixel\n", w, h,
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index + 1);
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#endif
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/* Allocate the new list of modes, and fill in the new mode */
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next_mode = SDL_nummodes[index];
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SDL_modelist[index] = (SDL_Rect **)
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SDL_realloc(SDL_modelist[index],
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(1 + next_mode + 1) * sizeof(SDL_Rect *));
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if (SDL_modelist[index] == NULL) {
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SDL_OutOfMemory();
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SDL_nummodes[index] = 0;
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SDL_free(mode);
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return (-1);
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}
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SDL_modelist[index][next_mode] = mode;
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SDL_modelist[index][next_mode + 1] = NULL;
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SDL_nummodes[index]++;
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return (0);
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}
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int BE_VideoInit(_THIS, SDL_PixelFormat * vformat)
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{
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display_mode *modes;
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uint32 i, nmodes;
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int bpp;
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BRect bounds;
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/* Initialize the Be Application for appserver interaction */
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if (SDL_InitBeApp() < 0) {
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return (-1);
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}
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/* It is important that this be created after SDL_InitBeApp() */
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BScreen bscreen;
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/* Save the current display mode */
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bscreen.GetMode(&saved_mode);
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_this->info.current_w = saved_mode.virtual_width;
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_this->info.current_h = saved_mode.virtual_height;
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/* Determine the screen depth */
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vformat->BitsPerPixel =
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ColorSpaceToBitsPerPixel(bscreen.ColorSpace());
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if (vformat->BitsPerPixel == 0) {
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SDL_SetError("Unknown BScreen colorspace: 0x%x",
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bscreen.ColorSpace());
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return (-1);
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}
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/* Get the video modes we can switch to in fullscreen mode */
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bscreen.GetModeList(&modes, &nmodes);
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SDL_qsort(modes, nmodes, sizeof *modes, CompareModes);
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for (i = 0; i < nmodes; ++i) {
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bpp = ColorSpaceToBitsPerPixel(modes[i].space);
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//if ( bpp != 0 ) { // There are bugs in changing colorspace
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if (modes[i].space == saved_mode.space) {
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BE_AddMode(_this, ((bpp + 7) / 8) - 1,
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modes[i].virtual_width, modes[i].virtual_height);
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}
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}
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/* Create the window and view */
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bounds.top = 0;
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bounds.left = 0;
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bounds.right = BEOS_HIDDEN_SIZE;
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bounds.bottom = BEOS_HIDDEN_SIZE;
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SDL_Win = new SDL_BWin(bounds);
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#if SDL_VIDEO_OPENGL
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/* testgl application doesn't load library, just tries to load symbols */
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/* is it correct? if so we have to load library here */
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BE_GL_LoadLibrary(_this, NULL);
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#endif
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/* Create the clear cursor */
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SDL_BlankCursor = BE_CreateWMCursor(_this, blank_cdata, blank_cmask,
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BLANK_CWIDTH, BLANK_CHEIGHT,
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BLANK_CHOTX, BLANK_CHOTY);
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/* Fill in some window manager capabilities */
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_this->info.wm_available = 1;
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/* We're done! */
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return (0);
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}
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/* We support any dimension at our bit-depth */
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SDL_Rect **BE_ListModes(_THIS, SDL_PixelFormat * format, Uint32 flags)
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{
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SDL_Rect **modes;
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modes = ((SDL_Rect **) 0);
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if ((flags & SDL_FULLSCREEN) == SDL_FULLSCREEN) {
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modes = SDL_modelist[((format->BitsPerPixel + 7) / 8) - 1];
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} else {
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if (format->BitsPerPixel == _this->screen->format->BitsPerPixel) {
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modes = ((SDL_Rect **) - 1);
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}
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}
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return (modes);
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}
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/* Various screen update functions available */
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static void BE_NormalUpdate(_THIS, int numrects, SDL_Rect * rects);
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/* Find the closest display mode for fullscreen */
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static bool BE_FindClosestFSMode(_THIS, int width, int height, int bpp,
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display_mode * mode)
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{
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BScreen bscreen;
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uint32 i, nmodes;
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SDL_Rect **modes;
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display_mode *dmodes;
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display_mode current;
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float current_refresh;
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bscreen.GetMode(¤t);
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current_refresh = (1000 * current.timing.pixel_clock) /
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(current.timing.h_total * current.timing.v_total);
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modes = SDL_modelist[((bpp + 7) / 8) - 1];
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bool exactmatch = false;
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for (uint32 x = 0; modes[x]; x++) {
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if (modes[x]->w == width && modes[x]->h == height) {
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exactmatch = true;
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i = x;
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break;
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}
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}
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if (!exactmatch) {
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for (i = 0; modes[i] && (modes[i]->w > width) &&
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(modes[i]->h > height); ++i) {
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/* still looking */
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}
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if (!modes[i] || (modes[i]->w < width) || (modes[i]->h < height)) {
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/* We went too far */
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--i;
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}
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}
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width = modes[i]->w;
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height = modes[i]->h;
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bscreen.GetModeList(&dmodes, &nmodes);
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for (i = 0; i < nmodes; ++i) {
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if ((bpp == ColorSpaceToBitsPerPixel(dmodes[i].space)) &&
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(width == dmodes[i].virtual_width) &&
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(height == dmodes[i].virtual_height)) {
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break;
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}
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}
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if (i != nmodes) {
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*mode = dmodes[i];
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if ((mode->virtual_width <= current.virtual_width) &&
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(mode->virtual_height <= current.virtual_height)) {
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float new_refresh = (1000 * mode->timing.pixel_clock) /
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(mode->timing.h_total * mode->timing.v_total);
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if (new_refresh < current_refresh) {
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mode->timing.pixel_clock =
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(uint32) ((mode->timing.h_total *
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mode->timing.v_total) *
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current_refresh / 1000);
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}
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}
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return true;
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} else {
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return false;
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}
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}
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static int BE_SetFullScreen(_THIS, SDL_Surface * screen, int fullscreen)
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{
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int was_fullscreen;
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bool needs_unlock;
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BScreen bscreen;
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BRect bounds;
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display_mode mode;
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int width, height, bpp;
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/* Set the fullscreen mode */
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was_fullscreen = SDL_Win->IsFullScreen();
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SDL_Win->SetFullScreen(fullscreen);
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fullscreen = SDL_Win->IsFullScreen();
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width = screen->w;
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height = screen->h;
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/* Set the appropriate video mode */
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if (fullscreen) {
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bpp = screen->format->BitsPerPixel;
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bscreen.GetMode(&mode);
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if ((bpp != ColorSpaceToBitsPerPixel(mode.space)) ||
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(width != mode.virtual_width) ||
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(height != mode.virtual_height)) {
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if (BE_FindClosestFSMode(_this, width, height, bpp, &mode)) {
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bscreen.SetMode(&mode);
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/* This simply stops the next resize event from being
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* sent to the SDL handler.
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*/
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SDL_Win->InhibitResize();
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} else {
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fullscreen = 0;
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SDL_Win->SetFullScreen(fullscreen);
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}
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}
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}
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if (was_fullscreen && !fullscreen) {
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bscreen.SetMode(&saved_mode);
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}
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if (SDL_Win->Lock()) {
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int xoff, yoff;
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if (SDL_Win->Shown()) {
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needs_unlock = 1;
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SDL_Win->Hide();
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} else {
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needs_unlock = 0;
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}
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/* This resizes the window and view area, but inhibits resizing
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* of the BBitmap due to the InhibitResize call above. Thus the
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* bitmap (pixel data) never changes.
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*/
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SDL_Win->ResizeTo(width, height);
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bounds = bscreen.Frame();
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/* Calculate offsets - used either to center window
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* (windowed mode) or to set drawing offsets (fullscreen mode)
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*/
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xoff = (bounds.IntegerWidth() - width) / 2;
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yoff = (bounds.IntegerHeight() - height) / 2;
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if (fullscreen) {
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/* Set offset for drawing */
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SDL_Win->SetXYOffset(xoff, yoff);
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} else {
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/* Center window and reset the drawing offset */
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SDL_Win->SetXYOffset(0, 0);
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}
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if (!needs_unlock || was_fullscreen) {
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/* Center the window the first time */
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SDL_Win->MoveTo(xoff > 0 ? (float) xoff : 0.0f,
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yoff > 0 ? (float) yoff : 0.0f);
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}
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SDL_Win->Show();
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/* Unlock the window manually after the first Show() */
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if (needs_unlock) {
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SDL_Win->Unlock();
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}
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}
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/* Set the fullscreen flag in the screen surface */
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if (fullscreen) {
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screen->flags |= SDL_FULLSCREEN;
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} else {
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screen->flags &= ~SDL_FULLSCREEN;
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}
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return (1);
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}
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static int BE_ToggleFullScreen(_THIS, int fullscreen)
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{
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return BE_SetFullScreen(_this, _this->screen, fullscreen);
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}
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/* FIXME: check return values and cleanup here */
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SDL_Surface *BE_SetVideoMode(_THIS, SDL_Surface * current,
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int width, int height, int bpp, Uint32 flags)
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{
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BScreen bscreen;
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BBitmap *bbitmap;
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BRect bounds;
|
|
Uint32 gl_flags = 0;
|
|
|
|
/* Only RGB works on r5 currently */
|
|
gl_flags = BGL_RGB;
|
|
if (_this->gl_config.double_buffer)
|
|
gl_flags |= BGL_DOUBLE;
|
|
else
|
|
gl_flags |= BGL_SINGLE;
|
|
if (_this->gl_config.alpha_size > 0 || bpp == 32)
|
|
gl_flags |= BGL_ALPHA;
|
|
if (_this->gl_config.depth_size > 0)
|
|
gl_flags |= BGL_DEPTH;
|
|
if (_this->gl_config.stencil_size > 0)
|
|
gl_flags |= BGL_STENCIL;
|
|
if (_this->gl_config.accum_red_size > 0
|
|
|| _this->gl_config.accum_green_size > 0
|
|
|| _this->gl_config.accum_blue_size > 0
|
|
|| _this->gl_config.accum_alpha_size > 0)
|
|
gl_flags |= BGL_ACCUM;
|
|
|
|
/* Create the view for this window, using found flags */
|
|
if (SDL_Win->CreateView(flags, gl_flags) < 0) {
|
|
return (NULL);
|
|
}
|
|
|
|
current->flags = 0; /* Clear flags */
|
|
current->w = width;
|
|
current->h = height;
|
|
SDL_Win->SetType(B_TITLED_WINDOW);
|
|
if (flags & SDL_NOFRAME) {
|
|
current->flags |= SDL_NOFRAME;
|
|
SDL_Win->SetLook(B_NO_BORDER_WINDOW_LOOK);
|
|
} else {
|
|
if ((flags & SDL_RESIZABLE) && !(flags & SDL_INTERNALOPENGL)) {
|
|
current->flags |= SDL_RESIZABLE;
|
|
/* We don't want opaque resizing (TM). :-) */
|
|
SDL_Win->SetFlags(B_OUTLINE_RESIZE);
|
|
} else {
|
|
SDL_Win->SetFlags(B_NOT_RESIZABLE | B_NOT_ZOOMABLE);
|
|
}
|
|
}
|
|
|
|
if (flags & SDL_INTERNALOPENGL) {
|
|
current->flags |= SDL_INTERNALOPENGL;
|
|
current->pitch = 0;
|
|
current->pixels = NULL;
|
|
_this->UpdateRects = NULL;
|
|
} else {
|
|
/* Create the BBitmap framebuffer */
|
|
bounds.top = 0;
|
|
bounds.left = 0;
|
|
bounds.right = width - 1;
|
|
bounds.bottom = height - 1;
|
|
bbitmap = new BBitmap(bounds, bscreen.ColorSpace());
|
|
if (!bbitmap->IsValid()) {
|
|
SDL_SetError("Couldn't create screen bitmap");
|
|
delete bbitmap;
|
|
return (NULL);
|
|
}
|
|
current->pitch = bbitmap->BytesPerRow();
|
|
current->pixels = (void *) bbitmap->Bits();
|
|
SDL_Win->SetBitmap(bbitmap);
|
|
_this->UpdateRects = BE_NormalUpdate;
|
|
}
|
|
|
|
/* Set the correct fullscreen mode */
|
|
BE_SetFullScreen(_this, current, flags & SDL_FULLSCREEN ? 1 : 0);
|
|
|
|
/* We're done */
|
|
return (current);
|
|
}
|
|
|
|
/* Update the current mouse state and position */
|
|
void BE_UpdateMouse(_THIS)
|
|
{
|
|
BPoint point;
|
|
uint32 buttons;
|
|
|
|
if (SDL_Win->Lock()) {
|
|
/* Get new input state, if still active */
|
|
if (SDL_Win->IsActive()) {
|
|
(SDL_Win->View())->GetMouse(&point, &buttons, true);
|
|
} else {
|
|
point.x = -1;
|
|
point.y = -1;
|
|
}
|
|
SDL_Win->Unlock();
|
|
|
|
if ((point.x >= 0) && (point.x < SDL_VideoSurface->w) &&
|
|
(point.y >= 0) && (point.y < SDL_VideoSurface->h)) {
|
|
SDL_PrivateAppActive(1, SDL_APPMOUSEFOCUS);
|
|
SDL_PrivateMouseMotion(0, 0,
|
|
(Sint16) point.x, (Sint16) point.y);
|
|
} else {
|
|
SDL_PrivateAppActive(0, SDL_APPMOUSEFOCUS);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* We don't actually allow hardware surfaces other than the main one */
|
|
static int BE_AllocHWSurface(_THIS, SDL_Surface * surface)
|
|
{
|
|
return (-1);
|
|
}
|
|
static void BE_FreeHWSurface(_THIS, SDL_Surface * surface)
|
|
{
|
|
return;
|
|
}
|
|
static int BE_LockHWSurface(_THIS, SDL_Surface * surface)
|
|
{
|
|
return (0);
|
|
}
|
|
static void BE_UnlockHWSurface(_THIS, SDL_Surface * surface)
|
|
{
|
|
return;
|
|
}
|
|
|
|
static void BE_NormalUpdate(_THIS, int numrects, SDL_Rect * rects)
|
|
{
|
|
if (SDL_Win->BeginDraw()) {
|
|
int i;
|
|
|
|
for (i = 0; i < numrects; ++i) {
|
|
BRect rect;
|
|
|
|
rect.top = rects[i].y;
|
|
rect.left = rects[i].x;
|
|
rect.bottom = rect.top + rects[i].h - 1;
|
|
rect.right = rect.left + rects[i].w - 1;
|
|
SDL_Win->DrawAsync(rect);
|
|
}
|
|
SDL_Win->EndDraw();
|
|
}
|
|
}
|
|
|
|
#if SDL_VIDEO_OPENGL
|
|
/* Passing a NULL path means load pointers from the application */
|
|
int BE_GL_LoadLibrary(_THIS, const char *path)
|
|
{
|
|
if (path == NULL) {
|
|
if (_this->gl_config.dll_handle == NULL) {
|
|
image_info info;
|
|
int32 cookie = 0;
|
|
while (get_next_image_info(0, &cookie, &info) == B_OK) {
|
|
void *location = NULL;
|
|
if (get_image_symbol
|
|
((image_id) cookie, "glBegin",
|
|
B_SYMBOL_TYPE_ANY, &location) == B_OK) {
|
|
_this->gl_config.dll_handle = (void *) cookie;
|
|
_this->gl_config.driver_loaded = 1;
|
|
SDL_strlcpy(_this->gl_config.driver_path,
|
|
"libGL.so",
|
|
SDL_arraysize(_this->
|
|
gl_config.driver_path));
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
/*
|
|
FIXME None of BeOS libGL.so implementations have exported functions
|
|
to load BGLView, which should be reloaded from new lib.
|
|
So for now just "load" linked libGL.so :(
|
|
*/
|
|
if (_this->gl_config.dll_handle == NULL) {
|
|
return BE_GL_LoadLibrary(_this, NULL);
|
|
}
|
|
|
|
/* Unload old first */
|
|
/*if (_this->gl_config.dll_handle != NULL) { */
|
|
/* Do not try to unload application itself (if LoadLibrary was called before with NULL ;) */
|
|
/* image_info info;
|
|
if (get_image_info((image_id)_this->gl_config.dll_handle, &info) == B_OK) {
|
|
if (info.type != B_APP_IMAGE) {
|
|
unload_add_on((image_id)_this->gl_config.dll_handle);
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
if ((_this->gl_config.dll_handle = (void*)load_add_on(path)) != (void*)B_ERROR) {
|
|
_this->gl_config.driver_loaded = 1;
|
|
SDL_strlcpy(_this->gl_config.driver_path, path, SDL_arraysize(_this->gl_config.driver_path));
|
|
} */
|
|
}
|
|
|
|
if (_this->gl_config.dll_handle != NULL) {
|
|
return 0;
|
|
} else {
|
|
_this->gl_config.dll_handle = NULL;
|
|
_this->gl_config.driver_loaded = 0;
|
|
*_this->gl_config.driver_path = '\0';
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
void *BE_GL_GetProcAddress(_THIS, const char *proc)
|
|
{
|
|
if (_this->gl_config.dll_handle != NULL) {
|
|
void *location = NULL;
|
|
status_t err;
|
|
if ((err =
|
|
get_image_symbol((image_id) _this->gl_config.dll_handle,
|
|
proc, B_SYMBOL_TYPE_ANY,
|
|
&location)) == B_OK) {
|
|
return location;
|
|
} else {
|
|
SDL_SetError("Couldn't find OpenGL symbol");
|
|
return NULL;
|
|
}
|
|
} else {
|
|
SDL_SetError("OpenGL library not loaded");
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
int BE_GL_GetAttribute(_THIS, SDL_GLattr attrib, int *value)
|
|
{
|
|
/*
|
|
FIXME? Right now BE_GL_GetAttribute shouldn't be called between glBegin() and glEnd() - it doesn't use "cached" values
|
|
*/
|
|
switch (attrib) {
|
|
case SDL_GL_RED_SIZE:
|
|
glGetIntegerv(GL_RED_BITS, (GLint *) value);
|
|
break;
|
|
case SDL_GL_GREEN_SIZE:
|
|
glGetIntegerv(GL_GREEN_BITS, (GLint *) value);
|
|
break;
|
|
case SDL_GL_BLUE_SIZE:
|
|
glGetIntegerv(GL_BLUE_BITS, (GLint *) value);
|
|
break;
|
|
case SDL_GL_ALPHA_SIZE:
|
|
glGetIntegerv(GL_ALPHA_BITS, (GLint *) value);
|
|
break;
|
|
case SDL_GL_DOUBLEBUFFER:
|
|
glGetBooleanv(GL_DOUBLEBUFFER, (GLboolean *) value);
|
|
break;
|
|
case SDL_GL_BUFFER_SIZE:
|
|
int v;
|
|
glGetIntegerv(GL_RED_BITS, (GLint *) & v);
|
|
*value = v;
|
|
glGetIntegerv(GL_GREEN_BITS, (GLint *) & v);
|
|
*value += v;
|
|
glGetIntegerv(GL_BLUE_BITS, (GLint *) & v);
|
|
*value += v;
|
|
glGetIntegerv(GL_ALPHA_BITS, (GLint *) & v);
|
|
*value += v;
|
|
break;
|
|
case SDL_GL_DEPTH_SIZE:
|
|
glGetIntegerv(GL_DEPTH_BITS, (GLint *) value); /* Mesa creates 16 only? r5 always 32 */
|
|
break;
|
|
case SDL_GL_STENCIL_SIZE:
|
|
glGetIntegerv(GL_STENCIL_BITS, (GLint *) value);
|
|
break;
|
|
case SDL_GL_ACCUM_RED_SIZE:
|
|
glGetIntegerv(GL_ACCUM_RED_BITS, (GLint *) value);
|
|
break;
|
|
case SDL_GL_ACCUM_GREEN_SIZE:
|
|
glGetIntegerv(GL_ACCUM_GREEN_BITS, (GLint *) value);
|
|
break;
|
|
case SDL_GL_ACCUM_BLUE_SIZE:
|
|
glGetIntegerv(GL_ACCUM_BLUE_BITS, (GLint *) value);
|
|
break;
|
|
case SDL_GL_ACCUM_ALPHA_SIZE:
|
|
glGetIntegerv(GL_ACCUM_ALPHA_BITS, (GLint *) value);
|
|
break;
|
|
case SDL_GL_STEREO:
|
|
case SDL_GL_MULTISAMPLEBUFFERS:
|
|
case SDL_GL_MULTISAMPLESAMPLES:
|
|
default:
|
|
*value = 0;
|
|
return (-1);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int BE_GL_MakeCurrent(_THIS)
|
|
{
|
|
/* FIXME: should we glview->unlock and then glview->lock()? */
|
|
return 0;
|
|
}
|
|
|
|
void BE_GL_SwapBuffers(_THIS)
|
|
{
|
|
SDL_Win->SwapBuffers();
|
|
}
|
|
#endif
|
|
|
|
/* Is the system palette settable? */
|
|
int BE_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color * colors)
|
|
{
|
|
int i;
|
|
SDL_Palette *palette;
|
|
const color_map *cmap = BScreen().ColorMap();
|
|
|
|
/* Get the screen colormap */
|
|
palette = _this->screen->format->palette;
|
|
for (i = 0; i < 256; ++i) {
|
|
palette->colors[i].r = cmap->color_list[i].red;
|
|
palette->colors[i].g = cmap->color_list[i].green;
|
|
palette->colors[i].b = cmap->color_list[i].blue;
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
void BE_VideoQuit(_THIS)
|
|
{
|
|
int i, j;
|
|
|
|
SDL_Win->Quit();
|
|
SDL_Win = NULL;
|
|
|
|
if (SDL_BlankCursor != NULL) {
|
|
BE_FreeWMCursor(_this, SDL_BlankCursor);
|
|
SDL_BlankCursor = NULL;
|
|
}
|
|
for (i = 0; i < NUM_MODELISTS; ++i) {
|
|
if (SDL_modelist[i]) {
|
|
for (j = 0; SDL_modelist[i][j]; ++j) {
|
|
SDL_free(SDL_modelist[i][j]);
|
|
}
|
|
SDL_free(SDL_modelist[i]);
|
|
SDL_modelist[i] = NULL;
|
|
}
|
|
}
|
|
/* Restore the original video mode */
|
|
if (_this->screen) {
|
|
if ((_this->screen->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN) {
|
|
BScreen bscreen;
|
|
bscreen.SetMode(&saved_mode);
|
|
}
|
|
_this->screen->pixels = NULL;
|
|
}
|
|
#if SDL_VIDEO_OPENGL
|
|
if (_this->gl_config.dll_handle != NULL)
|
|
unload_add_on((image_id) _this->gl_config.dll_handle);
|
|
#endif
|
|
|
|
SDL_QuitBeApp();
|
|
}
|
|
|
|
}; /* Extern C */
|
|
|
|
/* vi: set ts=4 sw=4 expandtab: */
|