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
- wheel side motor
- wheel-side reducer
- wheel speed transducer
- wheelstamen tree
- wheel-throwing machine
- wheel; wheel graph
- Wheel wingnut
- wheezing
- Wheland complex
- whelksand allies
- when and only when
- When I Was in Xiacun
- When Night Is Falling
- When Serfs Stood up in Tibet
- When Spring Is in Bloom
- When We Pick Apples
- When We Were Kings
- Where do Correct Ideas Come From?
- Where is My Home
- Where Is the Friend's Home?
- Where We Once Walked
- W. Herschel
- W. Herschel, 1788—1822
- whetstone benchmark
- whetstone基准程序