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Add A1B5G5R5 texture format. (#76)
* Update GalTextureFormat.cs * Update TextureReader.cs
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2 changed files with 33 additions and 2 deletions
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@ -3,8 +3,9 @@ namespace Ryujinx.Graphics.Gal
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public enum GalTextureFormat
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{
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A8B8G8R8 = 0x8,
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A1B5G5R5 = 0x14,
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BC1 = 0x24,
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BC2 = 0x25,
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BC3 = 0x26
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}
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}
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}
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@ -11,6 +11,7 @@ namespace Ryujinx.Graphics.Gpu
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switch (Texture.Format)
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{
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case GalTextureFormat.A8B8G8R8: return Read4Bpp (Memory, Texture);
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case GalTextureFormat.A1B5G5R5: return Read2Bpp (Memory, Texture);
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case GalTextureFormat.BC1: return Read8Bpt4x4 (Memory, Texture);
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case GalTextureFormat.BC2: return Read16Bpt4x4(Memory, Texture);
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case GalTextureFormat.BC3: return Read16Bpt4x4(Memory, Texture);
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@ -48,6 +49,35 @@ namespace Ryujinx.Graphics.Gpu
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return Output;
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}
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private unsafe static byte[] Read2Bpp(AMemory Memory, Texture Texture)
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{
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int Width = Texture.Width;
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int Height = Texture.Height;
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byte[] Output = new byte[Width * Height * 2];
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ISwizzle Swizzle = GetSwizzle(Texture, 2);
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fixed (byte* BuffPtr = Output)
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{
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long OutOffs = 0;
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for (int Y = 0; Y < Height; Y++)
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for (int X = 0; X < Width; X++)
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{
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long Offset = (uint)Swizzle.GetSwizzleOffset(X, Y);
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short Pixel = Memory.ReadInt16Unchecked(Texture.Position + Offset);
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*(short*)(BuffPtr + OutOffs) = Pixel;
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OutOffs += 2;
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}
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}
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return Output;
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}
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private unsafe static byte[] Read8Bpt4x4(AMemory Memory, Texture Texture)
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{
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int Width = (Texture.Width + 3) / 4;
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@ -124,4 +154,4 @@ namespace Ryujinx.Graphics.Gpu
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throw new NotImplementedException(Texture.Swizzle.ToString());
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}
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}
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}
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}
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