我使用MeshLambertMaterial但最终发现了一个问题。当我使用我的笔记本电脑（Windows 10）时，一切都正常。即使我查看Three.js上的示例，也会出现这个问题。以下是错误信息：
three.dpkg?cacheBuster=zh_CN1460645951295:29438 THREE.WebGLProgram: shader error: 0 gl.VALIDATE_STATUS false gl.getProgramInfoLog C:\fakepath(250,9-30): error X3004: undeclared identifier 'IncidentLight'
Warning: D3D shader compilation failed with default flags. (vs_3_0)
Retrying with avoid flow control
C:\fakepath(250,9-30): error X3004: undeclared identifier 'webgl_45daf4aa877f103d'
Warning: D3D shader compilation failed with avoid flow control flags. (vs_3_0)
Retrying with prefer flow control
C:\fakepath(250,9-30): error X3004: undeclared identifier 'webgl_45daf4aa877f103d'
Warning: D3D shader compilation failed with prefer flow control flags. (vs_3_0)
Failed to create D3D shaders.
感谢您的选择。