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
- total response
- total reward
- total ring of fractions
- total rotation
- total run-off
- total run-out measurement
- total savings
- total scattering
- total scattering cross section
- Total Score of Revolutionary Modern Peking Opera
- total semi-additivity
- total sequence
- total set
- total size under construction
- total sky brightness
- total-sky imager
- total social demand
- total social supply
- total solar eclipse
- total solar radiation
- total space
- total stability
- total starlight
- total station
- total-station metrology standard