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Use safest alpha status in texture replace.

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This commit is contained in:
Unknown W. Brackets 2016-09-11 11:03:41 -07:00
parent 26809c1d7a
commit e661c96044
1 changed files with 11 additions and 3 deletions
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10
Core/TextureReplacer.cpp
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@ -261,6 +261,8 @@ void TextureReplacer::PopulateReplacement(ReplacedTexture *result, u64 cachekey,
png_image_free(&png);
#endif
}
result->alphaStatus_ = ReplacedTextureAlpha::UNKNOWN;
}
#ifndef USING_QT_UI
@ -488,7 +490,9 @@ void ReplacedTexture::Load(int level, void *out, int rowPitch) {
bool checkedAlpha = false;
if ((png.format & PNG_FORMAT_FLAG_ALPHA) == 0) {
// Well, we know for sure it doesn't have alpha.
if (level == 0) {
alphaStatus_ = ReplacedTextureAlpha::FULL;
}
checkedAlpha = true;
}
png.format = PNG_FORMAT_RGBA;
@ -498,10 +502,14 @@ void ReplacedTexture::Load(int level, void *out, int rowPitch) {
return;
}
if (level == 0 && !checkedAlpha) {
if (!checkedAlpha) {
// This will only check the hashed bits.
CheckAlphaResult res = CheckAlphaRGBA8888Basic((u32 *)out, rowPitch / sizeof(u32), png.width, png.height);
if (res == CHECKALPHA_ANY || level == 0) {
alphaStatus_ = ReplacedTextureAlpha(res);
} else if (res == CHECKALPHA_ZERO && alphaStatus_ == ReplacedTextureAlpha::FULL) {
alphaStatus_ = ReplacedTextureAlpha(res);
}
}
fclose(fp);