diff options
| author | Raul Fernandes <rgfernandes@gmail.com> | 2013-07-30 09:26:05 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-07-30 09:26:05 -0400 |
| commit | 6a278369c05a298a4367306d986467a9ceacae8c (patch) | |
| tree | d3f2040eabdf9f2b3972a7a4ca25bea61477d784 /src/r600_exa.c | |
| parent | 4375a6e75e5d41139be7031a0dee58c057ecbd07 (diff) | |
EXA/6xx/7xx: optimize non-overlapping Copy
In case dst and src rectangles of a Copy operation in the same surface
don't overlap, it is safe to skip the scratch surface. This is a
common case.
Based on evergreen/ni patch from Grigori Goronzy.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'src/r600_exa.c')
| -rw-r--r-- | src/r600_exa.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/r600_exa.c b/src/r600_exa.c index b2432346..a354ccd0 100644 --- a/src/r600_exa.c +++ b/src/r600_exa.c @@ -643,7 +643,12 @@ R600Copy(PixmapPtr pDst, if (accel_state->vsync) RADEONVlineHelperSet(pScrn, dstX, dstY, dstX + w, dstY + h); - if (accel_state->same_surface && accel_state->copy_area) { + if (accel_state->same_surface && + (srcX + w <= dstX || dstX + w <= srcX || srcY + h <= dstY || dstY + h <= srcY)) { + R600DoPrepareCopy(pScrn); + R600AppendCopyVertex(pScrn, srcX, srcY, dstX, dstY, w, h); + R600DoCopyVline(pDst); + } else if (accel_state->same_surface && accel_state->copy_area) { uint32_t orig_dst_domain = accel_state->dst_obj.domain; uint32_t orig_src_domain = accel_state->src_obj[0].domain; uint32_t orig_src_tiling_flags = accel_state->src_obj[0].tiling_flags; |