如何使用四元数在copy中旋转How to rotate/spin in COPY instancing with quaternion? 如何使用四元数在copy中旋转How to rotate/spin in COPY instancing with quaternion? How to rotate/spin in COPY instancing with quaternion? – part1 How to rotate/spin in COPY instancing with quaternion? 谷歌翻译: 如何在复制旋转/自旋与四元数实例化? 视频下载 How to rotate/spin in COPY instancing with quaternion? – part2 How to rotate/spin in COPY instancing with quaternion part 2/2? 谷歌翻译: 如何在复制旋转/自旋与四元数部分2/2实例化? 视频下载