//This file is automatically rebuilt by the Cesium build process. export default "varying vec3 v_positionEC;\n\ varying vec3 v_normalEC;\n\ varying vec2 v_st;\n\ \n\ void main()\n\ {\n\ vec3 positionToEyeEC = -v_positionEC;\n\ \n\ vec3 normalEC = normalize(v_normalEC);\n\ #ifdef FACE_FORWARD\n\ normalEC = faceforward(normalEC, vec3(0.0, 0.0, 1.0), -normalEC);\n\ #endif\n\ \n\ czm_materialInput materialInput;\n\ materialInput.normalEC = normalEC;\n\ materialInput.positionToEyeEC = positionToEyeEC;\n\ materialInput.st = v_st;\n\ czm_material material = czm_getMaterial(materialInput);\n\ \n\ #ifdef FLAT\n\ gl_FragColor = vec4(material.diffuse + material.emission, material.alpha);\n\ #else\n\ gl_FragColor = czm_phong(normalize(positionToEyeEC), material, czm_lightDirectionEC);\n\ #endif\n\ }\n\ ";