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visualboyadvance-m
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Removed some inaccessible filter helpers (old code)

This commit is contained in:
Arthur Moore 2015-03-12 23:25:04 -04:00
parent ae21c24929
commit 2183928eee
2 changed files with 0 additions and 45 deletions
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44
src/filters/2xSaI.cpp
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@ -616,47 +616,3 @@ void _2xSaI32 (u8 *srcPtr, u32 srcPitch,
dstPtr += dstPitch << 1;
} // endof: for (height; height; height--)
}
static u32 Bilinear (u32 A, u32 B, u32 x)
{
unsigned long areaA, areaB;
unsigned long result;
if (A == B)
return A;
areaB = (x >> 11) & 0x1f; // reduce 16 bit fraction to 5 bits
areaA = 0x20 - areaB;
A = (A & redblueMask) | ((A & greenMask) << 16);
B = (B & redblueMask) | ((B & greenMask) << 16);
result = ((areaA * A) + (areaB * B)) >> 5;
return (result & redblueMask) | ((result >> 16) & greenMask);
}
static u32 Bilinear4 (u32 A, u32 B, u32 C, u32 D, u32 x,
u32 y)
{
unsigned long areaA, areaB, areaC, areaD;
unsigned long result, xy;
x = (x >> 11) & 0x1f;
y = (y >> 11) & 0x1f;
xy = (x * y) >> 5;
A = (A & redblueMask) | ((A & greenMask) << 16);
B = (B & redblueMask) | ((B & greenMask) << 16);
C = (C & redblueMask) | ((C & greenMask) << 16);
D = (D & redblueMask) | ((D & greenMask) << 16);
areaA = 0x20 + xy - x - y;
areaB = x - xy;
areaC = y - xy;
areaD = xy;
result = ((areaA * A) + (areaB * B) + (areaC * C) + (areaD * D)) >> 5;
return (result & redblueMask) | ((result >> 16) & greenMask);
}

1
src/filters/bilinear.cpp
View File

@ -212,4 +212,3 @@ void BilinearPlus32(u8 *srcPtr, u32 srcPitch,
to_odd = (u32 *)((u8 *)to + dstPitch);
}
}