| D | testgesture.c | 42 SDL_Surface *screen; variable
57 void setpix(SDL_Surface *screen, float _x, float _y, unsigned int col) in setpix() argument
66 if(x < 0 || x >= screen->w) return; in setpix()
67 if(y < 0 || y >= screen->h) return; in setpix()
69 pixmem32 = (Uint32*) screen->pixels + y*screen->pitch/BPP + x; in setpix()
71 SDL_memcpy(&colour,pixmem32,screen->format->BytesPerPixel); in setpix()
73 SDL_GetRGB(colour,screen->format,&r,&g,&b); in setpix()
81 colour = SDL_MapRGB( screen->format,r, g, b); in setpix()
87 void drawLine(SDL_Surface *screen,float x0,float y0,float x1,float y1,unsigned int col) { in drawLine() argument
90 setpix(screen,x1+t*(x0-x1),y1+t*(y0-y1),col); in drawLine()
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