- glTexCoord2f (cx1 - dx, cy1 - dy );
- glVertex3i (dx1, dy1, 0);
- glTexCoord2f (cx2 - dx, cy1 - dy );
- glVertex3i (dx2, dy1, 0);
- glTexCoord2f (cx2 - dx, cy2 - dy );
- glVertex3i (dx2, dy2, 0);
- glTexCoord2f (cx1 - dx, cy2 - dy );
- glVertex3i (dx1, dy2, 0);
+ glTexCoord2f (tx1, ty1 );
+ glVertex3i (cx1, cy1, 0);
+ glTexCoord2f (tx2, ty1 );
+ glVertex3i (cx2, cy1, 0);
+ glTexCoord2f (tx2, ty2 );
+ glVertex3i (cx2, cy2, 0);
+ glTexCoord2f (tx1, ty2 );
+ glVertex3i (cx1, cy2, 0);