diff options
| author | Keith Whitwell <keith@tungstengraphics.com> | 2006-09-14 12:11:46 +0000 |
|---|---|---|
| committer | Keith Whitwell <keith@tungstengraphics.com> | 2006-09-14 12:11:46 +0000 |
| commit | 269219dc05c5d27eb0822198d5707a3925a8d9d9 (patch) | |
| tree | e210c3969b18f569e88747571ffffddd817a6e07 /src | |
| parent | 5dbadd418c118731f12ec4ce61d899ec5a180b25 (diff) | |
Disable zero-copy texturing for now as it isn't such a win with the
newest memory manager code.
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/dri/i915/intel_tex_image.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/mesa/drivers/dri/i915/intel_tex_image.c b/src/mesa/drivers/dri/i915/intel_tex_image.c index a9ff8640ef..af8170970a 100644 --- a/src/mesa/drivers/dri/i915/intel_tex_image.c +++ b/src/mesa/drivers/dri/i915/intel_tex_image.c @@ -417,9 +417,12 @@ intelTexImage(GLcontext * ctx, DBG("trying pbo upload\n"); /* Attempt to texture directly from PBO data (zero copy upload). - * This is about twice as fast as regular uploads: + * + * Currently disable as it can lead to worse as well as better + * performance (in particular when intel_region_cow() is + * required). */ - if (intelObj->mt == intelImage->mt && + if (0 && intelObj->mt == intelImage->mt && intelObj->mt->first_level == level && intelObj->mt->last_level == level) { @@ -434,7 +437,6 @@ intelTexImage(GLcontext * ctx, /* Otherwise, attempt to use the blitter for PBO image uploads. - * This is about 20% faster than regular uploads: */ if (try_pbo_upload(intel, intelImage, unpack, internalFormat, |