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Disable non-through RotateUV, according to Raven02 it seems it's not needed although I have my doubts :)

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This commit is contained in:
Henrik Rydgard 2013-02-03 21:46:31 +01:00
parent dcb106743b
commit ce059eedf5
1 changed files with 9 additions and 4 deletions
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13
GPU/GLES/TransformPipeline.cpp
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@ -347,7 +347,9 @@ static void SwapUVs(TransformedVertex &a, TransformedVertex &b) {
// to to or
// 1 0 0 1 1 2 3 0
// Used by Star Soldier and Ys vs Sora.
// See comment below where this was called before.
/*
static void RotateUV(TransformedVertex v[4]) {
float x1 = v[2].x;
float x2 = v[0].x;
@ -356,7 +358,7 @@ static void RotateUV(TransformedVertex v[4]) {
if ((x1 < x2 && y1 < y2) || (x1 > x2 && y1 > y2))
SwapUVs(v[1], v[3]);
}
}*/
static void RotateUVThrough(TransformedVertex v[4]) {
float x1 = v[2].x;
@ -635,8 +637,11 @@ void TransformDrawEngine::SoftwareTransformAndDraw(
// That's the four corners. Now process UV rotation.
if (throughmode)
RotateUVThrough(trans);
else
RotateUV(trans);
// Apparently, non-through RotateUV just breaks things.
// If we find a game where it helps, we'll just have to figure out how they differ.
// Possibly, it has something to do with flipped viewport Y axis, which a few games use.
// else
// RotateUV(trans);
// bottom right
trans[4] = trans[0];