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Rename Log2 and add IsPow2 to MathUtils for future use

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Also remove unused pow2/pow2f functions.
This commit is contained in:
Fiora
2014-08-24 11:03:07 -07:00
parent aec639470f
commit b51aa4fa89
5 changed files with 16 additions and 17 deletions
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6
Source/Core/VideoCommon/TextureConversionShader.cpp
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@ -91,8 +91,8 @@ static void WriteSwizzler(char*& p, u32 format, API_TYPE ApiType)
WRITE(p, " int y_block_position = uv1.y & %d;\n", ~(blkH - 1));
WRITE(p, " int y_offset_in_block = uv1.y & %d;\n", blkH - 1);
WRITE(p, " int x_virtual_position = (uv1.x << %d) + y_offset_in_block * position.z;\n", Log2(samples));
WRITE(p, " int x_block_position = (x_virtual_position >> %d) & %d;\n", Log2(blkH), ~(blkW - 1));
WRITE(p, " int x_virtual_position = (uv1.x << %d) + y_offset_in_block * position.z;\n", IntLog2(samples));
WRITE(p, " int x_block_position = (x_virtual_position >> %d) & %d;\n", IntLog2(blkH), ~(blkW - 1));
if (samples == 1)
{
// 32 bit textures (RGBA8 and Z24) are stored in 2 cache line increments
@ -100,7 +100,7 @@ static void WriteSwizzler(char*& p, u32 format, API_TYPE ApiType)
WRITE(p, " x_virtual_position = x_virtual_position << 1;\n");
}
WRITE(p, " int x_offset_in_block = x_virtual_position & %d;\n", blkW - 1);
WRITE(p, " int y_offset = (x_virtual_position >> %d) & %d;\n", Log2(blkW), blkH - 1);
WRITE(p, " int y_offset = (x_virtual_position >> %d) & %d;\n", IntLog2(blkW), blkH - 1);
WRITE(p, " sampleUv.x = x_offset_in_block + x_block_position;\n");
WRITE(p, " sampleUv.y = y_block_position + y_offset;\n");