diff --git a/src/Ryujinx.Graphics.Metal/Texture.cs b/src/Ryujinx.Graphics.Metal/Texture.cs index f5b137a99..656e67811 100644 --- a/src/Ryujinx.Graphics.Metal/Texture.cs +++ b/src/Ryujinx.Graphics.Metal/Texture.cs @@ -195,7 +195,63 @@ namespace Ryujinx.Graphics.Metal public PinnedSpan GetData() { - throw new NotImplementedException(); + var blitCommandEncoder = _pipeline.GetOrCreateBlitEncoder(); + + ulong length = 0; + + for (int level = 0; level < Info.Levels; level++) + { + length += (ulong)Info.GetMipSize(level); + } + + unsafe + { + var mtlBuffer = _device.NewBuffer(length, MTLResourceOptions.ResourceStorageModeShared); + + int width = Info.Width; + int height = Info.Height; + int depth = Info.Depth; + int levels = Info.GetLevelsClamped(); + int layers = Info.GetLayers(); + bool is3D = Info.Target == Target.Texture3D; + + int offset = 0; + + for (int level = 0; level < levels; level++) + { + int mipSize = Info.GetMipSize2D(level); + int endOffset = offset + mipSize; + + for (int layer = 0; layer < layers; layer++) + { + blitCommandEncoder.CopyFromTexture( + _mtlTexture, + (ulong)layer, + (ulong)level, + new MTLOrigin(), + new MTLSize { width = (ulong)width, height = (ulong)height, depth = is3D ? (ulong)depth : 1 }, + mtlBuffer, + (ulong)offset, + (ulong)Info.GetMipStride(level), + (ulong)mipSize + ); + + offset += mipSize; + } + + width = Math.Max(1, width >> 1); + height = Math.Max(1, height >> 1); + + if (is3D) + { + depth = Math.Max(1, depth >> 1); + } + } + + // TODO: wait + + return new PinnedSpan(mtlBuffer.Contents.ToPointer(), (int)length, () => mtlBuffer.Dispose()); + } } public PinnedSpan GetData(int layer, int level)