export default /* glsl */` #define NORMAL #if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP ) varying vec3 vViewPosition; #endif #ifndef FLAT_SHADED varying vec3 vNormal; #ifdef USE_TANGENT varying vec3 vTangent; varying vec3 vBitangent; #endif #endif #include #include #include #include #include #include #include void main() { #include #include #include #include #include #include #ifndef FLAT_SHADED // Normal computed with derivatives when FLAT_SHADED vNormal = normalize( transformedNormal ); #ifdef USE_TANGENT vTangent = normalize( transformedTangent ); vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w ); #endif #endif #include #include #include #include #include #include #include #if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP ) vViewPosition = - mvPosition.xyz; #endif } `;