After using the function glMap2d(GL_MAP2_NORMAL,…), I use glMap2d(GL_MAP2_VERTEX_3,…). Are the control points’ normals the values which I have mapped? The help file tells me that this function does not update the current normal.
After using the function glMap2d(GL_MAP2_NORMAL,…), I use glMap2d(GL_MAP2_VERTEX_3,…). Are the control points’ normals the values which I have mapped? The help file tells me that this function does not update the current normal.