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Video Backends: Implement vertical scaling for xfb copies. This fixes the

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display of PAL games that run in 50hz mode.
This commit is contained in:
iwubcode 2017-07-02 21:24:20 -05:00
commit b285188de1
8 changed files with 65 additions and 34 deletions
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15
Source/Core/VideoCommon/TextureCacheBase.h
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@ -45,21 +45,22 @@ struct TextureAndTLUTFormat
struct EFBCopyParams
{
EFBCopyParams(PEControl::PixelFormat efb_format_, EFBCopyFormat copy_format_, bool depth_,
bool yuv_)
: efb_format(efb_format_), copy_format(copy_format_), depth(depth_), yuv(yuv_)
bool yuv_, float y_scale_)
: efb_format(efb_format_), copy_format(copy_format_), depth(depth_), yuv(yuv_), y_scale(y_scale_)
{
}
bool operator<(const EFBCopyParams& rhs) const
{
return std::tie(efb_format, copy_format, depth, yuv) <
std::tie(rhs.efb_format, rhs.copy_format, rhs.depth, rhs.yuv);
return std::tie(efb_format, copy_format, depth, yuv, y_scale) <
std::tie(rhs.efb_format, rhs.copy_format, rhs.depth, rhs.yuv, rhs.y_scale);
}
PEControl::PixelFormat efb_format;
EFBCopyFormat copy_format;
bool depth;
bool yuv;
float y_scale;
};
class TextureCacheBase
@ -86,6 +87,7 @@ public:
// content, aren't just downscaled
bool should_force_safe_hashing = false; // for XFB
bool is_xfb_copy = false;
float y_scale = 1.0f;
unsigned int native_width,
native_height; // Texture dimensions from the GameCube's point of view
@ -188,7 +190,7 @@ public:
virtual void BindTextures();
void CopyRenderTargetToTexture(u32 dstAddr, EFBCopyFormat dstFormat, u32 dstStride,
bool is_depth_copy, const EFBRectangle& srcRect, bool isIntensity,
bool scaleByHalf);
bool scaleByHalf, float y_scale);
virtual void ConvertTexture(TCacheEntry* entry, TCacheEntry* unconverted, const void* palette,
TLUTFormat format) = 0;
@ -210,6 +212,8 @@ public:
{
}
void ScaleTextureCacheEntryTo(TCacheEntry* entry, u32 new_width, u32 new_height);
protected:
TextureCacheBase();
@ -235,7 +239,6 @@ private:
TCacheEntry* ApplyPaletteToEntry(TCacheEntry* entry, u8* palette, TLUTFormat tlutfmt);
void ScaleTextureCacheEntryTo(TCacheEntry* entry, u32 new_width, u32 new_height);
TCacheEntry* DoPartialTextureUpdates(TCacheEntry* entry_to_update, u8* palette,
TLUTFormat tlutfmt);