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关于AnimMapShader #8

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beetxm opened this issue Aug 12, 2021 · 2 comments

beetxm commented Aug 12, 2021

vid:SV_VertexID

float animMap_x = (vid + 0.5) * _AnimMap_TexelSize.x;

请问为什么vid需要加0.5呢

JiongXiaGu commented Sep 18, 2021

因为纹理过滤模式（FilterMode）的原因，库用的是 “Bilinear”模式有对像素进行插值，所以需要+0.5取到两个像素中间。你把纹理过滤设置为 Point 就不需要 +0.5 了~

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beetxm commented Dec 27, 2021

谢谢大佬！！

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