static void ph_VideoQuit(_THIS) { /* restore palette */ if (desktopbpp==8) { PgSetPalette(syspalph, 0, -1, 0, 0, 0); PgSetPalette(savedpal, 0, 0, _Pg_MAX_PALETTE, Pg_PALSET_GLOBAL | Pg_PALSET_FORCE_EXPOSE, 0); PgFlush(); } ph_DestroyImage(this, SDL_VideoSurface); if (window) { PtUnrealizeWidget(window); PtDestroyWidget(window); window=NULL; } if (phevent!=NULL) { SDL_free(phevent); phevent=NULL; } }
int ph_SetupUpdateFunction(_THIS, SDL_Surface* screen, Uint32 flags) { ph_DestroyImage(this, screen); #ifdef HAVE_OPENGL if ((flags & SDL_OPENGL)==SDL_OPENGL) { return ph_SetupOpenGLImage(this, screen); } #endif /* HAVE_OPENGL */ if ((flags & SDL_FULLSCREEN)==SDL_FULLSCREEN) { return ph_SetupFullScreenImage(this, screen); } if ((flags & SDL_HWSURFACE)==SDL_HWSURFACE) { return ph_SetupOCImage(this, screen); } return ph_SetupImage(this, screen); }
int ph_SetupFullScreenImage(_THIS, SDL_Surface* screen) { OCImage.flags = screen->flags; /* Begin direct mode */ if (!ph_EnterFullScreen(this, screen)) { return -1; } /* store palette for fullscreen */ if ((screen->format->BitsPerPixel==8) && (desktopbpp!=8)) { PgGetPalette(savedpal); PgGetPalette(syspalph); } OCImage.offscreen_context = PdCreateOffscreenContext(0, 0, 0, Pg_OSC_MAIN_DISPLAY | Pg_OSC_MEM_PAGE_ALIGN | Pg_OSC_CRTC_SAFE); if (OCImage.offscreen_context == NULL) { SDL_SetError("ph_SetupFullScreenImage(): PdCreateOffscreenContext() function failed !\n"); return -1; } if ((screen->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) { OCImage.offscreen_backcontext = PdDupOffscreenContext(OCImage.offscreen_context, Pg_OSC_CRTC_SAFE | Pg_OSC_MEM_PAGE_ALIGN); if (OCImage.offscreen_backcontext == NULL) { SDL_SetError("ph_SetupFullScreenImage(): PdCreateOffscreenContext(back) function failed !\n"); return -1; } } OCImage.FrameData0 = (unsigned char *)PdGetOffscreenContextPtr(OCImage.offscreen_context); if (OCImage.FrameData0 == NULL) { SDL_SetError("ph_SetupFullScreenImage(): PdGetOffscreenContextPtr() function failed !\n"); ph_DestroyImage(this, screen); return -1; } if ((screen->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) { OCImage.FrameData1 = (unsigned char *)PdGetOffscreenContextPtr(OCImage.offscreen_backcontext); if (OCImage.FrameData1 == NULL) { SDL_SetError("ph_SetupFullScreenImage(back): PdGetOffscreenContextPtr() function failed !\n"); ph_DestroyImage(this, screen); return -1; } } /* wait for the hardware */ PgWaitHWIdle(); if ((screen->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) { OCImage.current = 1; PhDCSetCurrent(OCImage.offscreen_backcontext); screen->pitch = OCImage.offscreen_backcontext->pitch; screen->pixels = OCImage.FrameData1; PgSwapDisplay(OCImage.offscreen_context, 0); } else { OCImage.current = 0; PhDCSetCurrent(OCImage.offscreen_context); screen->pitch = OCImage.offscreen_context->pitch; screen->pixels = OCImage.FrameData0; } this->UpdateRects = ph_OCDCUpdate; PgFlush(); return 0; }
static SDL_Surface *ph_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags) { const struct ColourMasks* mask; /* Lock the event thread, in multi-threading environments */ SDL_Lock_EventThread(); current->flags = flags; /* if we do not have desired fullscreen mode, then fallback into window mode */ if (((current->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN) && (ph_GetVideoMode(width, height, bpp)==0)) { current->flags &= ~SDL_FULLSCREEN; current->flags &= ~SDL_NOFRAME; current->flags &= ~SDL_RESIZABLE; } ph_SetupWindow(this, width, height, current->flags); mask = ph_GetColourMasks(bpp); if (mask != NULL) { SDL_ReallocFormat(current, mask->bpp, mask->red, mask->green, mask->blue, 0); } else { SDL_SetError("ph_SetVideoMode(): desired bpp is not supported by photon !\n"); return NULL; } #ifdef HAVE_OPENGL if ((current->flags & SDL_OPENGL)==SDL_OPENGL) { #else if ((current->flags & SDL_OPENGL)==SDL_OPENGL) /* if no built-in OpenGL support */ { SDL_SetError("ph_SetVideoMode(): no OpenGL support, try to recompile library.\n"); current->flags &= ~SDL_OPENGL; return NULL; #endif /* HAVE_OPENGL */ } else { /* Initialize internal variables */ if ((current->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN) { if (bpp==8) { desktoppal=SDLPH_PAL_SYSTEM; } current->flags &= ~SDL_RESIZABLE; /* no resize for Direct Context */ current->flags |= SDL_HWSURFACE; } else { /* remove this if we'll support non-fullscreen sw/hw+doublebuf */ current->flags &= ~SDL_DOUBLEBUF; /* Use offscreen memory if SDL_HWSURFACE flag is set */ if ((current->flags & SDL_HWSURFACE) == SDL_HWSURFACE) { if (desktopbpp!=bpp) { current->flags &= ~SDL_HWSURFACE; } } /* using palette emulation code in window mode */ if (bpp==8) { if (desktopbpp>=15) { desktoppal = SDLPH_PAL_EMULATE; } else { desktoppal = SDLPH_PAL_SYSTEM; } } else { desktoppal = SDLPH_PAL_NONE; } } } current->w = width; current->h = height; if (desktoppal==SDLPH_PAL_SYSTEM) { current->flags|=SDL_HWPALETTE; } /* Must call at least once for setup image planes */ if (ph_SetupUpdateFunction(this, current, current->flags)==-1) { return NULL; } /* finish window drawing, if we are not in fullscreen, of course */ if ((current->flags & SDL_FULLSCREEN) != SDL_FULLSCREEN) { PtFlush(); } else { PgFlush(); } SDL_Unlock_EventThread(); /* We're done! */ return (current); } static void ph_VideoQuit(_THIS) { /* restore palette */ if (desktopbpp==8) { PgSetPalette(syspalph, 0, -1, 0, 0, 0); PgSetPalette(savedpal, 0, 0, _Pg_MAX_PALETTE, Pg_PALSET_GLOBAL | Pg_PALSET_FORCE_EXPOSE, 0); PgFlush(); } ph_DestroyImage(this, SDL_VideoSurface); if (window) { PtUnrealizeWidget(window); PtDestroyWidget(window); window=NULL; } if (event!=NULL) { free(event); event=NULL; } } static int ph_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) { int i; SDL_Rect updaterect; updaterect.x = updaterect.y = 0; updaterect.w = this->screen->w; updaterect.h = this->screen->h; /* palette emulation code, using palette of the PhImage_t struct */ if (desktoppal==SDLPH_PAL_EMULATE) { if ((SDL_Image) && (SDL_Image->palette)) { for (i=firstcolor; i<firstcolor+ncolors; i++) { syspalph[i] = PgRGB(colors[i-firstcolor].r, colors[i-firstcolor].g, colors[i-firstcolor].b); SDL_Image->palette[i] = syspalph[i]; } /* image needs to be redrawn */ this->UpdateRects(this, 1, &updaterect); } } else { if (desktoppal==SDLPH_PAL_SYSTEM) { for (i=firstcolor; i<firstcolor+ncolors; i++) { syspalph[i] = PgRGB(colors[i-firstcolor].r, colors[i-firstcolor].g, colors[i-firstcolor].b); } if ((this->screen->flags & SDL_FULLSCREEN) != SDL_FULLSCREEN) { /* window mode must use soft palette */ PgSetPalette(&syspalph[firstcolor], 0, firstcolor, ncolors, Pg_PALSET_GLOBAL, 0); /* image needs to be redrawn */ this->UpdateRects(this, 1, &updaterect); } else { /* fullscreen mode must use hardware palette */ PgSetPalette(&syspalph[firstcolor], 0, firstcolor, ncolors, Pg_PALSET_GLOBAL, 0); } } else { /* SDLPH_PAL_NONE do nothing */ } } return 1; }