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; }
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; } if ((current->flags & SDL_OPENGL)==SDL_OPENGL) { #if !SDL_VIDEO_OPENGL /* if no built-in OpenGL support */ SDL_SetError("ph_SetVideoMode(): no OpenGL support, you need to recompile SDL.\n"); current->flags &= ~SDL_OPENGL; return NULL; #endif /* SDL_VIDEO_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 have support for the non-fullscreen sw/hw+doublebuf one day */ 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) { /* Error string was filled in the ph_SetupUpdateFunction() */ return NULL; } /* finish window drawing, if we are not in fullscreen, of course */ if ((current->flags & SDL_FULLSCREEN) != SDL_FULLSCREEN) { PtFlush(); } else { PgFlush(); } visualbpp=bpp; ph_UpdateHWInfo(this); SDL_Unlock_EventThread(); /* We've done! */ return (current); }