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implement texture get data

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Samuliak 2024-05-25 11:03:45 +02:00 committed by Isaac Marovitz
parent 704a78c11f
commit 68f6c08287
1 changed files with 29 additions and 1 deletions
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30
src/Ryujinx.Graphics.Metal/Texture.cs
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@ -196,7 +196,35 @@ namespace Ryujinx.Graphics.Metal
public PinnedSpan<byte> GetData(int layer, int level)
{
throw new NotImplementedException();
var blitCommandEncoder = _pipeline.GetOrCreateBlitEncoder();
ulong bytesPerRow = (ulong)Info.GetMipStride(level);
ulong length = bytesPerRow * (ulong)Info.Height;
ulong bytesPerImage = 0;
if (MTLTexture.TextureType == MTLTextureType.Type3D)
{
bytesPerImage = length;
}
unsafe
{
var mtlBuffer = _device.NewBuffer(length, MTLResourceOptions.ResourceStorageModeShared);
blitCommandEncoder.CopyFromTexture(
MTLTexture,
(ulong)layer,
(ulong)level,
new MTLOrigin(),
new MTLSize { width = MTLTexture.Width, height = MTLTexture.Height, depth = MTLTexture.Depth },
mtlBuffer,
0,
bytesPerRow,
bytesPerImage
);
// TODO: Dispose the buffer
return new PinnedSpan<byte>(mtlBuffer.Contents.ToPointer(), (int)length);
}
}
// TODO: Handle array formats