forked from Mirror/Ryujinx
366 lines
14 KiB
C#
366 lines
14 KiB
C#
using ChocolArm64.Memory;
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using Ryujinx.Graphics.Gal;
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using System;
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namespace Ryujinx.HLE.Gpu.Texture
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{
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static class TextureReader
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{
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public static byte[] Read(IAMemory Memory, TextureInfo Texture)
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{
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switch (Texture.Format)
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{
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case GalTextureFormat.R32G32B32A32: return Read16Bpp (Memory, Texture);
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case GalTextureFormat.R16G16B16A16: return Read8Bpp (Memory, Texture);
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case GalTextureFormat.R32G32: return Read8Bpp (Memory, Texture);
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case GalTextureFormat.A8B8G8R8: return Read4Bpp (Memory, Texture);
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case GalTextureFormat.A2B10G10R10: return Read4Bpp (Memory, Texture);
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case GalTextureFormat.R32: return Read4Bpp (Memory, Texture);
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case GalTextureFormat.BF10GF11RF11: return Read4Bpp (Memory, Texture);
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case GalTextureFormat.Z24S8: return Read4Bpp (Memory, Texture);
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case GalTextureFormat.A1B5G5R5: return Read5551 (Memory, Texture);
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case GalTextureFormat.B5G6R5: return Read565 (Memory, Texture);
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case GalTextureFormat.A4B4G4R4: return Read2Bpp (Memory, Texture);
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case GalTextureFormat.G8R8: return Read2Bpp (Memory, Texture);
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case GalTextureFormat.R16: return Read2Bpp (Memory, Texture);
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case GalTextureFormat.R8: return Read1Bpp (Memory, Texture);
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case GalTextureFormat.BC6H_SF16: return Read16BptCompressedTexture(Memory, Texture, 4, 4);
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case GalTextureFormat.BC6H_UF16: return Read16BptCompressedTexture(Memory, Texture, 4, 4);
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case GalTextureFormat.BC7U: return Read16BptCompressedTexture(Memory, Texture, 4, 4);
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case GalTextureFormat.BC1: return Read8Bpt4x4 (Memory, Texture);
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case GalTextureFormat.BC2: return Read16BptCompressedTexture(Memory, Texture, 4, 4);
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case GalTextureFormat.BC3: return Read16BptCompressedTexture(Memory, Texture, 4, 4);
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case GalTextureFormat.BC4: return Read8Bpt4x4 (Memory, Texture);
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case GalTextureFormat.BC5: return Read16BptCompressedTexture(Memory, Texture, 4, 4);
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case GalTextureFormat.ZF32: return Read4Bpp (Memory, Texture);
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case GalTextureFormat.ZF32_X24S8: return Read8Bpp (Memory, Texture);
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case GalTextureFormat.Astc2D4x4: return Read16BptCompressedTexture(Memory, Texture, 4, 4);
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case GalTextureFormat.Astc2D5x5: return Read16BptCompressedTexture(Memory, Texture, 5, 5);
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case GalTextureFormat.Astc2D6x6: return Read16BptCompressedTexture(Memory, Texture, 6, 6);
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case GalTextureFormat.Astc2D8x8: return Read16BptCompressedTexture(Memory, Texture, 8, 8);
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case GalTextureFormat.Astc2D10x10: return Read16BptCompressedTexture(Memory, Texture, 10, 10);
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case GalTextureFormat.Astc2D12x12: return Read16BptCompressedTexture(Memory, Texture, 12, 12);
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case GalTextureFormat.Astc2D5x4: return Read16BptCompressedTexture(Memory, Texture, 5, 4);
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case GalTextureFormat.Astc2D6x5: return Read16BptCompressedTexture(Memory, Texture, 6, 5);
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case GalTextureFormat.Astc2D8x6: return Read16BptCompressedTexture(Memory, Texture, 8, 6);
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case GalTextureFormat.Astc2D10x8: return Read16BptCompressedTexture(Memory, Texture, 10, 8);
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case GalTextureFormat.Astc2D12x10: return Read16BptCompressedTexture(Memory, Texture, 12, 10);
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case GalTextureFormat.Astc2D8x5: return Read16BptCompressedTexture(Memory, Texture, 8, 5);
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case GalTextureFormat.Astc2D10x5: return Read16BptCompressedTexture(Memory, Texture, 10, 5);
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case GalTextureFormat.Astc2D10x6: return Read16BptCompressedTexture(Memory, Texture, 10, 6);
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}
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throw new NotImplementedException("0x" + ((int)Texture.Format).ToString("x2"));
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}
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private unsafe static byte[] Read1Bpp(IAMemory Memory, TextureInfo 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];
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ISwizzle Swizzle = TextureHelper.GetSwizzle(Texture, 1, 1);
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(AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition(
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Memory,
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Texture.Position);
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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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byte Pixel = CpuMem.ReadByte(Position + Offset);
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*(BuffPtr + OutOffs) = Pixel;
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OutOffs++;
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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[] Read5551(IAMemory Memory, TextureInfo 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 = TextureHelper.GetSwizzle(Texture, 1, 2);
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(AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition(
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Memory,
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Texture.Position);
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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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uint Pixel = (uint)CpuMem.ReadInt16(Position + Offset);
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Pixel = (Pixel & 0x001f) << 11 |
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(Pixel & 0x03e0) << 1 |
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(Pixel & 0x7c00) >> 9 |
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(Pixel & 0x8000) >> 15;
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*(short*)(BuffPtr + OutOffs) = (short)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[] Read565(IAMemory Memory, TextureInfo 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 = TextureHelper.GetSwizzle(Texture, 1, 2);
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(AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition(
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Memory,
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Texture.Position);
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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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uint Pixel = (uint)CpuMem.ReadInt16(Position + Offset);
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Pixel = (Pixel & 0x001f) << 11 |
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(Pixel & 0x07e0) |
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(Pixel & 0xf800) >> 11;
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*(short*)(BuffPtr + OutOffs) = (short)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[] Read2Bpp(IAMemory Memory, TextureInfo 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 = TextureHelper.GetSwizzle(Texture, 1, 2);
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(AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition(
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Memory,
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Texture.Position);
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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 = CpuMem.ReadInt16(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[] Read4Bpp(IAMemory Memory, TextureInfo 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 * 4];
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ISwizzle Swizzle = TextureHelper.GetSwizzle(Texture, 1, 4);
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(AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition(
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Memory,
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Texture.Position);
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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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int Pixel = CpuMem.ReadInt32(Position + Offset);
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*(int*)(BuffPtr + OutOffs) = Pixel;
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OutOffs += 4;
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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[] Read8Bpp(IAMemory Memory, TextureInfo 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 * 8];
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ISwizzle Swizzle = TextureHelper.GetSwizzle(Texture, 1, 8);
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(AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition(
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Memory,
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Texture.Position);
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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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long Pixel = CpuMem.ReadInt64(Position + Offset);
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*(long*)(BuffPtr + OutOffs) = Pixel;
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OutOffs += 8;
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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[] Read16Bpp(IAMemory Memory, TextureInfo 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 * 16];
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ISwizzle Swizzle = TextureHelper.GetSwizzle(Texture, 1, 16);
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(AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition(
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Memory,
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Texture.Position);
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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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long PxLow = CpuMem.ReadInt64(Position + Offset + 0);
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long PxHigh = CpuMem.ReadInt64(Position + Offset + 8);
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*(long*)(BuffPtr + OutOffs + 0) = PxLow;
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*(long*)(BuffPtr + OutOffs + 8) = PxHigh;
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OutOffs += 16;
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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(IAMemory Memory, TextureInfo Texture)
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{
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int Width = (Texture.Width + 3) / 4;
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int Height = (Texture.Height + 3) / 4;
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byte[] Output = new byte[Width * Height * 8];
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ISwizzle Swizzle = TextureHelper.GetSwizzle(Texture, 4, 8);
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(AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition(
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Memory,
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Texture.Position);
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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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long Tile = CpuMem.ReadInt64(Position + Offset);
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*(long*)(BuffPtr + OutOffs) = Tile;
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OutOffs += 8;
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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[] Read16BptCompressedTexture(IAMemory Memory, TextureInfo Texture, int BlockWidth, int BlockHeight)
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{
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int Width = (Texture.Width + (BlockWidth - 1)) / BlockWidth;
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int Height = (Texture.Height + (BlockHeight - 1)) / BlockHeight;
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byte[] Output = new byte[Width * Height * 16];
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ISwizzle Swizzle = TextureHelper.GetSwizzle(Texture, BlockWidth, 16);
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(AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition(
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Memory,
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Texture.Position);
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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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long Tile0 = CpuMem.ReadInt64(Position + Offset + 0);
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long Tile1 = CpuMem.ReadInt64(Position + Offset + 8);
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*(long*)(BuffPtr + OutOffs + 0) = Tile0;
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*(long*)(BuffPtr + OutOffs + 8) = Tile1;
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OutOffs += 16;
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}
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}
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return Output;
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}
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}
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}
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