From df820a72def62319fe97236a2006c64bfb7c065a Mon Sep 17 00:00:00 2001 From: gdkchan Date: Tue, 12 Jan 2021 18:50:54 -0300 Subject: Implement clear buffer (fast path) (#1902) * Implement clear buffer (fast path) * Remove blank line --- Ryujinx.Graphics.Gpu/Engine/MethodCopyBuffer.cs | 20 ++++++++++++++++++-- 1 file changed, 18 insertions(+), 2 deletions(-) (limited to 'Ryujinx.Graphics.Gpu/Engine/MethodCopyBuffer.cs') diff --git a/Ryujinx.Graphics.Gpu/Engine/MethodCopyBuffer.cs b/Ryujinx.Graphics.Gpu/Engine/MethodCopyBuffer.cs index 6f03dc5d..15ebb236 100644 --- a/Ryujinx.Graphics.Gpu/Engine/MethodCopyBuffer.cs +++ b/Ryujinx.Graphics.Gpu/Engine/MethodCopyBuffer.cs @@ -200,8 +200,24 @@ namespace Ryujinx.Graphics.Gpu.Engine } else { - // Buffer to buffer copy. - BufferManager.CopyBuffer(cbp.SrcAddress, cbp.DstAddress, (uint)size); + if (remap && + swizzle.UnpackDstX() == BufferSwizzleComponent.ConstA && + swizzle.UnpackDstY() == BufferSwizzleComponent.ConstA && + swizzle.UnpackDstZ() == BufferSwizzleComponent.ConstA && + swizzle.UnpackDstW() == BufferSwizzleComponent.ConstA && + swizzle.UnpackSrcComponentsCount() == 1 && + swizzle.UnpackDstComponentsCount() == 1 && + swizzle.UnpackComponentSize() == 4) + { + // Fast path for clears when remap is enabled. + BufferManager.ClearBuffer(cbp.DstAddress, (uint)size * 4, state.Get(MethodOffset.CopyBufferConstA)); + } + else + { + // TODO: Implement remap functionality. + // Buffer to buffer copy. + BufferManager.CopyBuffer(cbp.SrcAddress, cbp.DstAddress, (uint)size); + } } } } -- cgit v1.2.3