- glNormal3f(0.0f, -1.0f, 0.0f);
- glVertex3f(0.0f, -alpha, 0.0f);
- glVertex3f(1.0f, -alpha, 0.0f);
- glVertex3f(1.0f, -alpha, 1.0f);
- glVertex3f(0.0f, -alpha, 1.0f);
+
+ glNormal3f(0.0f, 1.0f, 0.0f);
+ glVertex3f(0.0f, alpha, 0.0f);
+ glVertex3f(0.0f, alpha, 1.0f);
+ glVertex3f(1.0f, alpha, 1.0f);
+ glVertex3f(1.0f, alpha, 0.0f);