chiuhou

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  • in reply to: 作业3,切线空间里的切线为什么这么算 #16236 Score: 0
    chiuhou
    Participant

    我已经知道了,你可以看我的博客文章https://juejin.cn/post/7189733963412275237?share_token=2ba884cf-55d7-4257-8d9c-43a1283c4938
    下面有个专题具体推导了一下,你也可以看tinyrenderer这个开源项目的配套wiki里面更详尽
    作业里的这个公式其实是助教随便给的,真正的切线空间的t和b向量其实是uv向量在三维空间里并且与法线正交化后的结果

    in reply to: 作业3,法线贴图跟位移贴图里的kh和kn都是啥 #12086 Score: 0
    chiuhou
    Participant

    图好像没传上来,补一下

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