diff options
Diffstat (limited to 'Ryujinx.Graphics/Texture/BlockLinearSwizzle.cs')
| -rw-r--r-- | Ryujinx.Graphics/Texture/BlockLinearSwizzle.cs | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/Ryujinx.Graphics/Texture/BlockLinearSwizzle.cs b/Ryujinx.Graphics/Texture/BlockLinearSwizzle.cs deleted file mode 100644 index 9451291e..00000000 --- a/Ryujinx.Graphics/Texture/BlockLinearSwizzle.cs +++ /dev/null @@ -1,59 +0,0 @@ -using System; - -namespace Ryujinx.Graphics.Texture -{ - class BlockLinearSwizzle : ISwizzle - { - private int BhShift; - private int BppShift; - private int BhMask; - - private int XShift; - private int GobStride; - - public BlockLinearSwizzle(int Width, int Bpp, int BlockHeight = 16) - { - BhMask = (BlockHeight * 8) - 1; - - BhShift = CountLsbZeros(BlockHeight * 8); - BppShift = CountLsbZeros(Bpp); - - int WidthInGobs = (int)MathF.Ceiling(Width * Bpp / 64f); - - GobStride = 512 * BlockHeight * WidthInGobs; - - XShift = CountLsbZeros(512 * BlockHeight); - } - - private int CountLsbZeros(int Value) - { - int Count = 0; - - while (((Value >> Count) & 1) == 0) - { - Count++; - } - - return Count; - } - - public int GetSwizzleOffset(int X, int Y) - { - X <<= BppShift; - - int Position = (Y >> BhShift) * GobStride; - - Position += (X >> 6) << XShift; - - Position += ((Y & BhMask) >> 3) << 9; - - Position += ((X & 0x3f) >> 5) << 8; - Position += ((Y & 0x07) >> 1) << 6; - Position += ((X & 0x1f) >> 4) << 5; - Position += ((Y & 0x01) >> 0) << 4; - Position += ((X & 0x0f) >> 0) << 0; - - return Position; - } - } -}
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