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graphicsdriver/metal: Update comments

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Hajime Hoshi 2020-05-08 05:49:38 +09:00
parent 7068eb9284
commit c43ba6e17d
1 changed files with 2 additions and 1 deletions
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internal/graphicsdriver/metal/graphics.go
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@ -83,7 +83,8 @@ vertex VertexOut VertexShader(
VertexIn in = vertices[vid];
// TODO: Is this a correct fix?
// In Metal, the NDC's Y direction (upward) and the framebuffer's Y direction (downward) don't match.
// Then, the Y value must be inverted.
float4 pos = projectionMatrix * float4(in.position, 0, 1);
pos.y = -pos.y;