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Ryujinx/Ryujinx.Graphics/Gpu/TextureWriter.cs

45 lines
1.2 KiB
C#

using ChocolArm64.Memory;
using Ryujinx.Graphics.Gal;
using System;
namespace Ryujinx.Graphics.Gpu
{
public static class TextureWriter
{
public static void Write(AMemory Memory, Texture Texture, byte[] Data)
{
switch (Texture.Format)
{
case GalTextureFormat.A8B8G8R8: Write4Bpp(Memory, Texture, Data); break;
default:
throw new NotImplementedException(Texture.Format.ToString());
}
}
private unsafe static void Write4Bpp(AMemory Memory, Texture Texture, byte[] Data)
{
int Width = Texture.Width;
int Height = Texture.Height;
ISwizzle Swizzle = TextureHelper.GetSwizzle(Texture, Width, 4);
fixed (byte* BuffPtr = Data)
{
long InOffs = 0;
for (int Y = 0; Y < Height; Y++)
for (int X = 0; X < Width; X++)
{
long Offset = (uint)Swizzle.GetSwizzleOffset(X, Y);
int Pixel = *(int*)(BuffPtr + InOffs);
Memory.WriteInt32Unchecked(Texture.Position + Offset, Pixel);
InOffs += 4;
}
}
}
}
}