From 6b333d862bf220e912364dfff2e337449a5e0e0a Mon Sep 17 00:00:00 2001 From: bunnei Date: Wed, 17 Oct 2018 20:32:29 -0400 Subject: fermi_2d: Add support for more accurate surface copies. --- src/video_core/engines/fermi_2d.cpp | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'src/video_core/engines') diff --git a/src/video_core/engines/fermi_2d.cpp b/src/video_core/engines/fermi_2d.cpp index 597b279b9..74e44c7fe 100644 --- a/src/video_core/engines/fermi_2d.cpp +++ b/src/video_core/engines/fermi_2d.cpp @@ -47,9 +47,12 @@ void Fermi2D::HandleSurfaceCopy() { u32 dst_bytes_per_pixel = RenderTargetBytesPerPixel(regs.dst.format); if (!rasterizer.AccelerateSurfaceCopy(regs.src, regs.dst)) { - // TODO(bunnei): The below implementation currently will not get hit, as - // AccelerateSurfaceCopy tries to always copy and will always return success. This should be - // changed once we properly support flushing. + rasterizer.FlushRegion(source_cpu, src_bytes_per_pixel * regs.src.width * regs.src.height); + // We have to invalidate the destination region to evict any outdated surfaces from the + // cache. We do this before actually writing the new data because the destination address + // might contain a dirty surface that will have to be written back to memory. + rasterizer.InvalidateRegion(dest_cpu, + dst_bytes_per_pixel * regs.dst.width * regs.dst.height); if (regs.src.linear == regs.dst.linear) { // If the input layout and the output layout are the same, just perform a raw copy. -- cgit v1.2.3