31304625[lighting techniques by distribution]PT2026-03-30 20:21:56BT31298685lighting techniquesPTNT31317614direct lightingPTNT31317618floodlightingPTNT31317620general lightingPTNT31317626indirect lightingPTNT31317628local lightingPTNT31317630supplementary lightingPTNT31317632hard lightPTNT31317634key lightPT