理学 路径跟踪方法 释 ray casting 光线投射 光线投射技术是基于几何光学的绘制方法的基础。它由视点出发逐像素地向外发射光线，寻找光线与场景的第一个表面交点。
计算机应用 计算机辅助设计与图形学 释文 ray casting 光线投射
- fire control
- fire control distance
- fire control in mines
- fire-control optics
- fire control radar
- fire control room
- firecracker graph
- firecracker vase
- Fire Curtain
- fire damage
- fire damage assessment method
- fire damper
- fire damper in smoke-venting system
- fired brick
- fire demand
- fire detection
- fire detection system
- fire detection technology
- fire detector
- fire detonator initiation
- fire disaster of grassland
- fire disturbance
- fire door set
- fire dragon
- fire dynamics