我正在尝试使用OpenGL使它成为一个平滑的多边形,但是它什么也没做。有人能解释一下我做错了什么吗?
glColor4ub(r, g, b, a);
glEnable(GL_POLYGON_SMOOTH);
glHint(GL_POLYGON_SMOOTH_HINT, GL_NICEST);
glBegin(GL_QUADS);
glVertex2i(x, y);
glVertex2i(x1, y1);
glVertex2i(x2, y2);
glVertex2i(x3, y3);
glEnd();
glDisable(GL_POLYGON_SMOOTH);
glHint(GL_POLYGON_SMOOTH_HINT, GL_DONT_CARE);
提前谢谢!