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Speed up buffer -> texture copies.

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No longer copies byte by byte. Fast path when formats are identical.
This commit is contained in:
riperiperi 2020-05-22 00:17:25 +01:00
parent fc2d5086e7
commit 8a7e25de71
5 changed files with 147 additions and 21 deletions
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9
Ryujinx.Graphics.Texture/LayoutConverter.cs
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@ -1,6 +1,5 @@
using Ryujinx.Common;
using System;
using System.Runtime.InteropServices;
using System.Runtime.Intrinsics;
using static Ryujinx.Graphics.Texture.BlockLinearConstants;
@ -8,13 +7,6 @@ namespace Ryujinx.Graphics.Texture
{
public static class LayoutConverter
{
[StructLayout(LayoutKind.Sequential, Pack = 1, Size = 12)]
private struct Bpp12Pixel
{
private ulong _elem1;
private uint _elem2;
}
private const int HostStrideAlignment = 4;
public static Span<byte> ConvertBlockLinearToLinear(
@ -288,7 +280,6 @@ namespace Ryujinx.Graphics.Texture
{
fixed (byte* outputBPtr = output, dataBPtr = data)
{
T* outputPtr = (T*)outputBPtr, dataPtr = (T*)dataBPtr;
for (int layer = 0; layer < layers; layer++)
{
int outBaseOffset = layer * sizeInfo.LayerSize + sizeInfo.GetMipOffset(level);