diff options
Diffstat (limited to 'Ryujinx.Graphics/Graphics3d/Texture/ASTCPixel.cs')
-rw-r--r-- | Ryujinx.Graphics/Graphics3d/Texture/ASTCPixel.cs | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/Ryujinx.Graphics/Graphics3d/Texture/ASTCPixel.cs b/Ryujinx.Graphics/Graphics3d/Texture/ASTCPixel.cs deleted file mode 100644 index c43eaf93..00000000 --- a/Ryujinx.Graphics/Graphics3d/Texture/ASTCPixel.cs +++ /dev/null @@ -1,138 +0,0 @@ -using System; -using System.Diagnostics; - -namespace Ryujinx.Graphics.Texture -{ - class ASTCPixel - { - public short R { get; set; } - public short G { get; set; } - public short B { get; set; } - public short A { get; set; } - - byte[] BitDepth = new byte[4]; - - public ASTCPixel(short _A, short _R, short _G, short _B) - { - A = _A; - R = _R; - G = _G; - B = _B; - - for (int i = 0; i < 4; i++) - BitDepth[i] = 8; - } - - public void ClampByte() - { - R = Math.Min(Math.Max(R, (short)0), (short)255); - G = Math.Min(Math.Max(G, (short)0), (short)255); - B = Math.Min(Math.Max(B, (short)0), (short)255); - A = Math.Min(Math.Max(A, (short)0), (short)255); - } - - public short GetComponent(int Index) - { - switch(Index) - { - case 0: return A; - case 1: return R; - case 2: return G; - case 3: return B; - } - - return 0; - } - - public void SetComponent(int Index, int Value) - { - switch (Index) - { - case 0: - A = (short)Value; - break; - case 1: - R = (short)Value; - break; - case 2: - G = (short)Value; - break; - case 3: - B = (short)Value; - break; - } - } - - public void ChangeBitDepth(byte[] Depth) - { - for(int i = 0; i< 4; i++) - { - int Value = ChangeBitDepth(GetComponent(i), BitDepth[i], Depth[i]); - - SetComponent(i, Value); - BitDepth[i] = Depth[i]; - } - } - - short ChangeBitDepth(short Value, byte OldDepth, byte NewDepth) - { - Debug.Assert(NewDepth <= 8); - Debug.Assert(OldDepth <= 8); - - if (OldDepth == NewDepth) - { - // Do nothing - return Value; - } - else if (OldDepth == 0 && NewDepth != 0) - { - return (short)((1 << NewDepth) - 1); - } - else if (NewDepth > OldDepth) - { - return (short)BitArrayStream.Replicate(Value, OldDepth, NewDepth); - } - else - { - // oldDepth > newDepth - if (NewDepth == 0) - { - return 0xFF; - } - else - { - byte BitsWasted = (byte)(OldDepth - NewDepth); - short TempValue = Value; - - TempValue = (short)((TempValue + (1 << (BitsWasted - 1))) >> BitsWasted); - TempValue = Math.Min(Math.Max((short)0, TempValue), (short)((1 << NewDepth) - 1)); - - return (byte)(TempValue); - } - } - } - - public int Pack() - { - ASTCPixel NewPixel = new ASTCPixel(A, R, G, B); - byte[] eightBitDepth = { 8, 8, 8, 8 }; - - NewPixel.ChangeBitDepth(eightBitDepth); - - return (byte)NewPixel.A << 24 | - (byte)NewPixel.B << 16 | - (byte)NewPixel.G << 8 | - (byte)NewPixel.R << 0; - } - - // Adds more precision to the blue channel as described - // in C.2.14 - public static ASTCPixel BlueContract(int a, int r, int g, int b) - { - return new ASTCPixel((short)(a), - (short)((r + b) >> 1), - (short)((g + b) >> 1), - (short)(b)); - } - } -} |