Firstly, the math theory used in the engine was described. For example, Matrix Transform, 3D Vector, Quaternion, secondly, introduced the development of Graphics Card and Programming API nowadays and their evolutions.是什么意思_Firstly, the math theory used in the engine was described. For example, Matrix Transform, 3D Vector, Quaternion, secondly, introduced the development of Graphics Card and Programming API nowadays and their evolutions.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句