char *source_filename;
int width, height;
+
+ int alpha[2][2]; // [surface|texture][opaque|masked]
+ int alpha_next_blit;
+
SDL_Surface *surface;
SDL_Surface *surface_masked;
SDL_Texture *texture;
boolean SDLSetVideoMode(boolean);
void SDLCreateBitmapContent(Bitmap *, int, int, int);
void SDLFreeBitmapPointers(Bitmap *);
+void SDLBlitSurface(SDL_Surface *, SDL_Surface *, int, int, int, int, int, int);
void SDLCopyArea(Bitmap *, Bitmap *, int, int, int, int, int, int, int);
void SDLBlitTexture(Bitmap *, int, int, int, int, int, int, int);
void SDLFillRectangle(Bitmap *, int, int, int, int, Uint32);