A method of approximating a bumpy surface by offsetting the base surface by the appropriate bump height and then rendering the surface. It gives a more realistic rendering than bump mapping but is more expensive to perform.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。