int VFrame::draw_pixel(int x, int y)
{
if( x < 0 || y < 0 || x >= get_w() || y >= get_h() ) return 1;
int VFrame::draw_pixel(int x, int y)
{
if( x < 0 || y < 0 || x >= get_w() || y >= get_h() ) return 1;
#define DRAW_PIXEL(type, r, g, b) { \
type **rows = (type**)get_rows(); \
#define DRAW_PIXEL(type, r, g, b) { \
type **rows = (type**)get_rows(); \