const earthVertex = "\nvarying vec2 vUv;\nvarying vec3 vNormal;\nvarying vec3 vp;\nvarying vec3 vPositionNormal;\nvoid main(void){\n  vUv = uv;\n  vNormal = normalize( normalMatrix * normal ); // 转换到视图空间\n  vp = position;\n  vPositionNormal = normalize(( modelViewMatrix * vec4(position, 1.0) ).xyz);\n  gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}";
export {
  earthVertex as default
};
