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Force CPU copy for non-identity DMA remap (#6293)

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gdkchan 2024-02-10 15:38:58 -03:00 committed by GitHub
parent 0c73eba3db
commit 4a6724622e
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1 changed files with 9 additions and 9 deletions
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18
src/Ryujinx.Graphics.Gpu/Engine/Dma/DmaClass.cs
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@ -277,6 +277,14 @@ namespace Ryujinx.Graphics.Gpu.Engine.Dma
ReadOnlySpan<byte> srcSpan = memoryManager.GetSpan(srcGpuVa + (ulong)srcBaseOffset, srcSize, true);
// If remapping is disabled, we always copy the components directly, in order.
// If it's enabled, but the mapping is just XYZW, we also copy them in order.
bool isIdentityRemap = !remap ||
(_state.State.SetRemapComponentsDstX == SetRemapComponentsDst.SrcX &&
(dstComponents < 2 || _state.State.SetRemapComponentsDstY == SetRemapComponentsDst.SrcY) &&
(dstComponents < 3 || _state.State.SetRemapComponentsDstZ == SetRemapComponentsDst.SrcZ) &&
(dstComponents < 4 || _state.State.SetRemapComponentsDstW == SetRemapComponentsDst.SrcW));
bool completeSource = IsTextureCopyComplete(src, srcLinear, srcBpp, srcStride, xCount, yCount);
bool completeDest = IsTextureCopyComplete(dst, dstLinear, dstBpp, dstStride, xCount, yCount);
@ -284,7 +292,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Dma
// but only if we are doing a complete copy,
// and not for block linear to linear copies, since those are typically accessed from the CPU.
if (completeSource && completeDest && !(dstLinear && !srcLinear))
if (completeSource && completeDest && !(dstLinear && !srcLinear) && isIdentityRemap)
{
var target = memoryManager.Physical.TextureCache.FindTexture(
memoryManager,
@ -353,14 +361,6 @@ namespace Ryujinx.Graphics.Gpu.Engine.Dma
TextureParams srcParams = new(srcRegionX, srcRegionY, srcBaseOffset, srcBpp, srcLinear, srcCalculator);
TextureParams dstParams = new(dstRegionX, dstRegionY, dstBaseOffset, dstBpp, dstLinear, dstCalculator);
// If remapping is enabled, we always copy the components directly, in order.
// If it's enabled, but the mapping is just XYZW, we also copy them in order.
bool isIdentityRemap = !remap ||
(_state.State.SetRemapComponentsDstX == SetRemapComponentsDst.SrcX &&
(dstComponents < 2 || _state.State.SetRemapComponentsDstY == SetRemapComponentsDst.SrcY) &&
(dstComponents < 3 || _state.State.SetRemapComponentsDstZ == SetRemapComponentsDst.SrcZ) &&
(dstComponents < 4 || _state.State.SetRemapComponentsDstW == SetRemapComponentsDst.SrcW));
if (isIdentityRemap)
{
// The order of the components doesn't change, so we can just copy directly