Mine

void tracer_ligne(SDL_Surface *image, int x0, int y0, int angle, int taille){	SDL_Surface *point = NULL;		SDL_Rect coords;			int x = x0;	int y = y0;		int taille_tmp = 0;	while (taille_tmp <= taille)	{		coords.x = x;		coords.y = y;		taille_tmp++;				point = SDL_CreateRGBSurface(SDL_HWSURFACE, 1, 1, 32, 0, 0, 0, 0);		SDL_BlitSurface(point, NULL, image, &coords);				//SDL_Flip(image);				x = taille_tmp * cos(angle) + x0;		y = y0 - taille_tmp * sin(angle);	}}