> For the complete documentation index, see [llms.txt](https://okzkx.gitbook.io/blogs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://okzkx.gitbook.io/blogs/game-tech/engine/gpu/vulkan/coordinate-system.md).

# Vulkan 坐标系

* [The new Vulkan Coordinate System - Matthew Wellings](https://matthewwellings.com/blog/the-new-vulkan-coordinate-system/)
* [Vulkan 右手坐标系见解 - 知乎](https://zhuanlan.zhihu.com/p/365830760)
* [Vulkan坐标系 - 知乎](https://zhuanlan.zhihu.com/p/97496535)

Vulkan 的坐标系很离谱

右手坐标系： ![image.png](https://image-1253155090.cos.ap-nanjing.myqcloud.com/202305291818821.png)

图片的 UV 采样方向和坐标系的 X，Y 方向一致

NDC 和图片的 UV 采样方向一致

![image.png](https://image-1253155090.cos.ap-nanjing.myqcloud.com/202305291817579.png)


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