export default /* glsl */` #ifdef USE_MORPHTARGETS // morphTargetBaseInfluence is set based on BufferGeometry.morphTargetsRelative value: // When morphTargetsRelative is false, this is set to 1 - sum(influences); this results in position = sum((target - base) * influence) // When morphTargetsRelative is true, this is set to 1; as a result, all morph targets are simply added to the base after weighting transformed *= morphTargetBaseInfluence; transformed += morphTarget0 * morphTargetInfluences[ 0 ]; transformed += morphTarget1 * morphTargetInfluences[ 1 ]; transformed += morphTarget2 * morphTargetInfluences[ 2 ]; transformed += morphTarget3 * morphTargetInfluences[ 3 ]; #ifndef USE_MORPHNORMALS transformed += morphTarget4 * morphTargetInfluences[ 4 ]; transformed += morphTarget5 * morphTargetInfluences[ 5 ]; transformed += morphTarget6 * morphTargetInfluences[ 6 ]; transformed += morphTarget7 * morphTargetInfluences[ 7 ]; #endif #endif `;