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author | Max Horn | 2009-01-25 04:29:25 +0000 |
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committer | Max Horn | 2009-01-25 04:29:25 +0000 |
commit | dd586e0e209d60e15a1f061d1171f36e80a0f0a3 (patch) | |
tree | 40bf2063badbf52f5aef96a14b1d9d32dcfc1dd8 /graphics/scaler | |
parent | 6297561f7caefe5a7f5bf65ec8ca5e3eaa87f2c4 (diff) | |
download | scummvm-rg350-dd586e0e209d60e15a1f061d1171f36e80a0f0a3.tar.gz scummvm-rg350-dd586e0e209d60e15a1f061d1171f36e80a0f0a3.tar.bz2 scummvm-rg350-dd586e0e209d60e15a1f061d1171f36e80a0f0a3.zip |
Renamed lowBits -> kLowBitsMask and highBits -> kHighBitsMask
svn-id: r36049
Diffstat (limited to 'graphics/scaler')
-rw-r--r-- | graphics/scaler/intern.h | 55 |
1 files changed, 3 insertions, 52 deletions
diff --git a/graphics/scaler/intern.h b/graphics/scaler/intern.h index cb78bb5bb5..2e3760b70a 100644 --- a/graphics/scaler/intern.h +++ b/graphics/scaler/intern.h @@ -30,8 +30,8 @@ #include "graphics/colormasks.h" -#define highBits Graphics::ColorMasks<bitFormat>::highBits -#define lowBits Graphics::ColorMasks<bitFormat>::lowBits +#define kHighBitsMask Graphics::ColorMasks<bitFormat>::kHighBitsMask +#define kLowBitsMask Graphics::ColorMasks<bitFormat>::kLowBitsMask #define qhighBits Graphics::ColorMasks<bitFormat>::qhighBits #define qlowBits Graphics::ColorMasks<bitFormat>::qlowBits #define redblueMask Graphics::ColorMasks<bitFormat>::kRedBlueMask @@ -45,7 +45,7 @@ */ template<int bitFormat> static inline uint32 interpolate32_1_1(uint32 A, uint32 B) { - return (((A & highBits) >> 1) + ((B & highBits) >> 1) + (A & B & lowBits)); + return (((A & kHighBitsMask) + (B & kHighBitsMask)) >> 1) + (A & B & kLowBitsMask); } /** @@ -99,55 +99,6 @@ static inline uint16 interpolate16_3(uint16 p1, uint16 p2, uint16 p3) { } -template<int bitFormat> -static inline unsigned interpolate16_3_1(unsigned c1, unsigned c2) { - const unsigned lowbits=(((c1<<1)&(lowBits<<1))+(c1&qlowBits)+(c2&qlowBits))&qlowBits; - return ((c1*3+c2) - lowbits) >> 2; -} - -template<int bitFormat> -static inline unsigned interpolate16_2_1_1(unsigned c1, unsigned c2, unsigned c3) { - c1<<=1; - const unsigned lowbits=((c1&(lowBits<<1))+(c2&qlowBits)+(c3&qlowBits))&qlowBits; - return ((c1+c2+c3) - lowbits) >> 2; -} - -template<int bitFormat> -static inline unsigned interpolate16_1_1(unsigned c1, unsigned c2) { - return ( c1+c2 - ((c1^c2)&lowBits) ) >> 1; -} - -template<int bitFormat> -static inline unsigned interpolate16_5_2_1(unsigned c1, unsigned c2, unsigned c3) { - c2<<=1; - const unsigned lowbits=( ((c1<<2)&(lowBits<<2))+(c1&0x1CE7)+(c2&0x18C6)+(c3&0x1CE7) ) & 0x1CE7; - return ((c1*5+c2+c3) - lowbits) >> 3; -} - -template<int bitFormat> -static inline unsigned interpolate16_6_1_1(unsigned c1, unsigned c2, unsigned c3) { - const unsigned lowbits=(((((c1<<1)&(lowBits<<1))+(c1&qlowBits))<<1)+(c2&0x1CE7)+(c3&0x1CE7))&0x1CE7; - return ((c1*6+c2+c3) - lowbits) >> 3; -} - -template<int bitFormat> -static inline unsigned interpolate16_2_3_3(unsigned c1, unsigned c2, unsigned c3) { - c1<<=1; - const unsigned rb=(c1&(redblueMask<<1))+((c2&redblueMask)+(c3&redblueMask))*3; - const unsigned g=(c1&(greenMask<<1))+((c2&greenMask)+(c3&greenMask))*3; - return ((rb&(redblueMask<<3))|(g&(greenMask<<8)))>>3; -} - -template<int bitFormat> -static inline unsigned interpolate16_14_1_1(unsigned c1, unsigned c2, unsigned c3) { - const unsigned rb=(c1&redblueMask)*14+(c2&redblueMask)+(c3&redblueMask); - const unsigned g=(c1&greenMask)*14+(c2&greenMask)+(c3&greenMask); - return ((rb&(redblueMask<<4))|(g&(greenMask<<4)))>>4; -} - - - - /** * Compare two YUV values (encoded 8-8-8) and check if they differ by more than * a certain hard coded threshold. Used by the hq scaler family. |