private unsafe static byte[] Read2Bpp(IAMemory Memory, TextureInfo Texture) { int Width = Texture.Width; int Height = Texture.Height; byte[] Output = new byte[Width * Height * 2]; ISwizzle Swizzle = TextureHelper.GetSwizzle(Texture, 1, 2); (AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition( Memory, Texture.Position); fixed(byte *BuffPtr = Output) { long OutOffs = 0; for (int Y = 0; Y < Height; Y++) { for (int X = 0; X < Width; X++) { long Offset = (uint)Swizzle.GetSwizzleOffset(X, Y); short Pixel = CpuMem.ReadInt16Unchecked(Position + Offset); *(short *)(BuffPtr + OutOffs) = Pixel; OutOffs += 2; } } } return(Output); }
private unsafe static byte[] Read5551(IAMemory Memory, Texture Texture) { int Width = Texture.Width; int Height = Texture.Height; byte[] Output = new byte[Width * Height * 2]; ISwizzle Swizzle = TextureHelper.GetSwizzle(Texture, Width, 2); (AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition( Memory, Texture.Position); fixed(byte *BuffPtr = Output) { long OutOffs = 0; for (int Y = 0; Y < Height; Y++) { for (int X = 0; X < Width; X++) { long Offset = (uint)Swizzle.GetSwizzleOffset(X, Y); uint Pixel = (uint)CpuMem.ReadInt16Unchecked(Position + Offset); Pixel = (Pixel & 0x001f) << 11 | (Pixel & 0x03e0) << 1 | (Pixel & 0x7c00) >> 9 | (Pixel & 0x8000) >> 15; *(short *)(BuffPtr + OutOffs) = (short)Pixel; OutOffs += 2; } } } return(Output); }