layout (location = 5) in vec3 aPos; layout (location = 1) in vec3 aColor; layout (location = 2) in vec2 aTexCoord; 那么描述aPos的代码,就应该这样改: GL.VertexAttribPointer(5, 3, VertexAttribPointerType.Float, false, 8 * sizeof(float), 0); GL.EnableVertexAttribArray(5); 把vertex...