| Commit message (Collapse) | Author | Age |
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BUG=skia:
Review URL: https://codereview.chromium.org/1039693004
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BUG=skia:
Review URL: https://codereview.chromium.org/1090163002
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R=djsollen@google.com,ccraik@google.com
Review URL: https://codereview.chromium.org/1086083004
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BUG=skia:
Review URL: https://codereview.chromium.org/1093083003
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textblobs
BUG=skia:
Review URL: https://codereview.chromium.org/1092283002
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Chrome's got a test scenario where setting the user-supplied tracer is racing with a concurrent use of the default tracer.
BUG=chromium:437044
No public API changes.
TBR=reed@google.com
Review URL: https://codereview.chromium.org/1099123002
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performance by avoiding hashmap lookups under normal use
BUG=skia:
Review URL: https://codereview.chromium.org/1087203004
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https://codereview.chromium.org/1098913002/)
Reason for revert:
Xfermode_SrcOver not looking encouraging. Up to 50% regressions.
https://perf.skia.org/#3242
Original issue's description:
> Convert Color32 code to perfect blend.
>
> Before we commit to blend_256_round_alt, let's make sure blend_perfect is
> really slower in practice (i.e. regresses on perf.skia.org).
>
> blend_perfect is really the most desirable algorithm if we can afford it. Not
> only is it correct, but it's easy to think about and break into correct pieces:
> for instance, its div255() doesn't require any coordination with the multiply.
>
> This looks like a 30% hit according to microbenches. That said, microbenches
> said my previous change would be a 20-25% perf improvement, but it didn't end
> up showing a significant effect at a high level.
>
> As for correctness, I see a bunch of off-by-1 compared to blend_256_round_alt
> (exactly what we'd expect), and one off-by-3 in a GM that looks like it has a
> bunch of overdraw.
>
> BUG=skia:
>
> Committed: https://skia.googlesource.com/skia/+/61221e7f87a99765b0e034020e06bb018e2a08c2
TBR=reed@google.com,fmalita@chromium.org,mtklein@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:
Review URL: https://codereview.chromium.org/1083923006
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BUG=skia:
Review URL: https://codereview.chromium.org/1092973004
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BUG=skia:
Review URL: https://codereview.chromium.org/1091313002
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BUG=skia:
Review URL: https://codereview.chromium.org/1098653005
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BUG=skia:
Review URL: https://codereview.chromium.org/1057043003
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BUG=skia:
Review URL: https://codereview.chromium.org/1099873002
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R=mtklein@google.com
Review URL: https://codereview.chromium.org/1097293002
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Review URL: https://codereview.chromium.org/1092793006
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This makes all non-XMLCALL element_handler functions uniform by making
their signature
void XXX_element_handler(FamilyData* self, const char** attributes)
This makes the code somewhat easier to follow, as it makes explicit
which functions are actually logically methods of FamilyData (start
with 'FamilyData* self') and which are called directly by expat
(start with 'void* data').
Review URL: https://codereview.chromium.org/1086943007
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BUG=skia:
Review URL: https://codereview.chromium.org/1100483003
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Before we were returning non transformed bounds for the ovals instead of
device bounds from the various draw calls. This was causing us to do dst
copies from the wrong portion of the screen when there was some transform
on the matrix.
This fixes the gpu issues from the new imagefilters-xfermodes gm as well an
old bug from the srcmode GM.
BUG=skia:
Review URL: https://codereview.chromium.org/1090453003
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The Android font parser prints a number of helpful messages when
something seems amiss in the configuration file. Give all of these
messages a common and more informative format.
Review URL: https://codereview.chromium.org/1096063003
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Before we commit to blend_256_round_alt, let's make sure blend_perfect is
really slower in practice (i.e. regresses on perf.skia.org).
blend_perfect is really the most desirable algorithm if we can afford it. Not
only is it correct, but it's easy to think about and break into correct pieces:
for instance, its div255() doesn't require any coordination with the multiply.
This looks like a 30% hit according to microbenches. That said, microbenches
said my previous change would be a 20-25% perf improvement, but it didn't end
up showing a significant effect at a high level.
As for correctness, I see a bunch of off-by-1 compared to blend_256_round_alt
(exactly what we'd expect), and one off-by-3 in a GM that looks like it has a
bunch of overdraw.
BUG=skia:
Review URL: https://codereview.chromium.org/1098913002
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combination. There are still a class of cubic tests that fail and a handful of undiagnosed failures from skps and fuzz tests, but things are much better overall.
Extended tests (150M+) run to completion in release in about 6 minutes; the standard test suite exceeds 100K and finishes in a few seconds on desktops.
TBR=reed
BUG=skia:3588
Review URL: https://codereview.chromium.org/1037953004
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BUG=skia:3741
Review URL: https://codereview.chromium.org/1091173003
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The conic, quadratic and cubic computations were using tolerance^2
instead of tolerance when computing maximum point count, causing paths
to be undertessellated when magnifying and overtessellated when minifying.
(Funny story: this bug went unnoticed back when we were tessellating
paths in screen space, when tolerance and its square were both 1.)
BUG=skia:3731
Review URL: https://codereview.chromium.org/1095773003
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no image changes expected in skia or chrome/blink
BUG=skia:
TBR=
Review URL: https://codereview.chromium.org/1050953003
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Previously the normal/italic style bit was obtained from scanning the
font file. With the new format the style may be stated explicitly, and
this explicit value in the configuration file should override any
information obtained from the font data itself.
This change allows the font element's style attribute to override the
font's style, but retains the default 'auto' setting for backwards
compatibility. Repecting the style bit may become more important with
variation fonts, because it will be up to the configuration writer to
determine what values of the 'slnt' variation should be considered
'normal' or 'italic'.
DOCS_PREVIEW= https://skia.org/?cl=1092093002
Committed: https://skia.googlesource.com/skia/+/673e902c9b9982a167f54f1cc175d8d9cab8bcaf
Review URL: https://codereview.chromium.org/1092093002
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https://codereview.chromium.org/1092093002/)
Reason for revert:
Failed on the compile bots.
Original issue's description:
> Respect declared font style on Android.
>
> Previously the normal/italic style bit was obtained from scanning the
> font file. With the new format the style may be stated explicitly, and
> this explicit value in the configuration file should override any
> information obtained from the font data itself.
>
> This change allows the font element's style attribute to override the
> font's style, but retains the default 'auto' setting for backwards
> compatibility. Repecting the style bit may become more important with
> variation fonts, because it will be up to the configuration writer to
> determine what values of the 'slnt' variation should be considered
> 'normal' or 'italic'.
>
> DOCS_PREVIEW= https://skia.org/?cl=1092093002
>
> Committed: https://skia.googlesource.com/skia/+/673e902c9b9982a167f54f1cc175d8d9cab8bcaf
TBR=mtklein@google.com,tomhudson@google.com,scroggo@google.com,bungeman@google.com
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
Review URL: https://codereview.chromium.org/1082173004
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We only embed images with YUV planes. That should only grab the
subset of color JPEGs supported by PDF.
BUG=skia:3180
Review URL: https://codereview.chromium.org/1025773002
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Previously the normal/italic style bit was obtained from scanning the
font file. With the new format the style may be stated explicitly, and
this explicit value in the configuration file should override any
information obtained from the font data itself.
This change allows the font element's style attribute to override the
font's style, but retains the default 'auto' setting for backwards
compatibility. Repecting the style bit may become more important with
variation fonts, because it will be up to the configuration writer to
determine what values of the 'slnt' variation should be considered
'normal' or 'italic'.
DOCS_PREVIEW= https://skia.org/?cl=1092093002
Review URL: https://codereview.chromium.org/1092093002
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Review URL: https://codereview.chromium.org/1090103002
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This algorithm changes the blend math, guarded by SK_LEGACY_COLOR32_MATH. The new math is more correct: it's never off by more than 1, and correct in all the interesting 0x00 and 0xFF edge cases, where the old math was never off by more than 2, and not always correct on the edges.
If you look at tests/BlendTest.cpp, the old code was using the `blend_256_plus1_trunc` algorithm, while the new code uses `blend_256_round_alt`. Neither uses `blend_perfect`, which is about ~35% slower than `blend_256_round_alt`.
This will require an unfathomable number of rebaselines, first to Skia, then to Blink when I remove the guard.
I plan to follow up with some integer SIMD abstractions that can unify these two implementations into a single algorithm. This was originally what I was working on here, but the correctness gains seem to be quite compelling. The only places these two algorithms really differ greatly now is the kernel function, and even there they can really both be expressed abstractly as:
- multiply 8-bits and 8-bits producing 16-bits
- add 16-bits to 16-bits, returning the top 8 bits.
All the constants are the same, except SSE is a little faster to keep 8 16-bit inverse alphas, NEON's a little faster to keep 8 8-bit inverse alphas. I may need to take this small speed win back to unify the two.
We should expect a ~25% speedup on Intel (mostly from unrolling to 8 pixels) and a ~20% speedup on ARM (mostly from using vaddhn to add `color`, round, and narrow back down to 8-bit all into one instruction.
(I am probably missing several more related bugs here.)
BUG=skia:3738,skia:420,chromium:111470
Review URL: https://codereview.chromium.org/1092433002
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No one actually uses it, so remove it. Keep the string id for backward
compatibility.
TBR=reed@google.com
This doesn't change any public API.
Review URL: https://codereview.chromium.org/1057413005
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BUG=skia:
Review URL: https://codereview.chromium.org/1096753002
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BUG=skia:
Review URL: https://codereview.chromium.org/1082843002
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of https://codereview.chromium.org/1060703003/)
Reason for revert:
fix (removal from gypi/gn files) has landed in chrome.
Original issue's description:
> Revert of remove unused (by clients) SkPathUtils (patchset #1 id:1 of https://codereview.chromium.org/1088383003/)
>
> Reason for revert:
> This change is causing the DEPS roll to fail:
>
>
> http://build.chromium.org/p/tryserver.chromium.linux/builders/android_chromium_gn_compile_rel/builds/78771/steps/gn/logs/stdio
>
> Original issue's description:
> > remove unused (by clients) SkPathUtils
> >
> > BUG=skia:
> >
> > Committed: https://skia.googlesource.com/skia/+/aab35d91b8b80acd1902594bbf542083fdfa4bb7
>
> TBR=scroggo@google.com,reed@chromium.org
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=skia:
>
> Committed: https://skia.googlesource.com/skia/+/bdb0bf5f8858043878d8a4fa8130c6c87bef3fd4
TBR=scroggo@google.com,jcgregorio@google.com
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:
Review URL: https://codereview.chromium.org/1091963002
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Multiple Master fonts often list their weight as 'all'. However, they
usually default to normal weight. State explicitly that we know about
this weight string.
Review URL: https://codereview.chromium.org/1092793002
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With dashed paths, we get a lot of geometry on the same sort line.
Since the vertices are sorted, it makes more sense to insert edges
from the end (in sort order) than the beginning. This requires
maintaining both the head and tail of the active edge list.
This gives a ~20% perf improvement on tabl_digg.skp.
BUG=skia:3733
Review URL: https://codereview.chromium.org/1089903002
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BUG=skia:
Review URL: https://codereview.chromium.org/1088683004
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BUG=skia:
Review URL: https://codereview.chromium.org/1083133002
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Memory will be overwritten while downsampling some
interlaced gif images, most commonly with odd sizes,
when index of destination row stores in the current
line computed from GifInterlaceIter meets:
X is an integer in [0..height-1]
and
(X < height)
&& ((X - sampleSize/2) % sampleSize == 0)
&& ((X - sampleSize/2)/sampleSize >= height/sampleSize)
Signed-off-by: Lu Tong <lu.x.tong@sonymobile.com>
BUG=skia:
Review URL: https://codereview.chromium.org/1085253002
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BUG=skia:
Review URL: https://codereview.chromium.org/1035083004
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https://codereview.chromium.org/1088383003/)
Reason for revert:
This change is causing the DEPS roll to fail:
http://build.chromium.org/p/tryserver.chromium.linux/builders/android_chromium_gn_compile_rel/builds/78771/steps/gn/logs/stdio
Original issue's description:
> remove unused (by clients) SkPathUtils
>
> BUG=skia:
>
> Committed: https://skia.googlesource.com/skia/+/aab35d91b8b80acd1902594bbf542083fdfa4bb7
TBR=scroggo@google.com,reed@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:
Review URL: https://codereview.chromium.org/1060703003
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BUG=skia:3735
Review URL: https://codereview.chromium.org/1097433002
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BUG=skia:
Review URL: https://codereview.chromium.org/1088383003
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https://uberchromegw.corp.google.com/i/client.skia/builders/Test-Ubuntu-GCC-GCE-CPU-AVX2-x86_64-Release-Valgrind/builds/38/steps/dm/logs/stdio
(Must have been https://codereview.chromium.org/1076923002 ?)
BUG=skia:
Review URL: https://codereview.chromium.org/1094603002
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BUG=skia:
TBR=
Review URL: https://codereview.chromium.org/1084623004
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https://codereview.chromium.org/1078413003/)"
ah ha! Check for the define *after* we pull in SkUserConfig.h (indirectly)
This reverts commit 639a82855b94b93c4fa45560e67df8ec4a8bbb3a.
BUG=skia:
TBR=
Review URL: https://codereview.chromium.org/1084283003
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id:1 of https://codereview.chromium.org/1048323005/)
Reason for revert:
end of test
Original issue's description:
> make blitAntiH2 virtual, to prep for larger change
>
> testing...
>
> BUG=skia:
> TBR=
>
> Committed: https://skia.googlesource.com/skia/+/33afdaa5213cf118b3ca290bb343253c8593756d
TBR=
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:
Review URL: https://codereview.chromium.org/1086293002
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testing...
BUG=skia:
TBR=
Review URL: https://codereview.chromium.org/1048323005
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of https://codereview.chromium.org/1078413003/)
Reason for revert:
Crazy failings in chrome tests
http://build.chromium.org/p/client.skia/builders/Linux%20Tests/builds/1862
Original issue's description:
> Speeup hairline curves (quads and cubics)
>
> /skia/trunk> cat ../old.txt
> maxrss loops min median mean max stddev samples config bench
> 9M 1 4.28ms 4.32ms 4.36ms 4.67ms 3% ▄▁▁▃▂▂▁▁▂█ 8888 path_hairline_small_AA_cubic
> 9M 1 743µs 767µs 770µs 825µs 4% ▃▃▇▃▁▁▅▁█▁ 8888 path_hairline_small_AA_conic
> 9M 1 533µs 606µs 598µs 680µs 9% ▁▂▂█▆▇▇▄▂▂ 8888 path_hairline_small_AA_quad
> 9M 1 451µs 452µs 456µs 495µs 3% ▁▁▁▁█▁▁▁▁▁ 8888 path_hairline_small_AA_line
>
> /skia/trunk> cat ../new.txt
> maxrss loops min median mean max stddev samples config bench
> 9M 1 827µs 827µs 831µs 869µs 2% ▁▁▁▁▁▁▁█▁▁ 8888 path_hairline_small_AA_cubic
> 9M 1 515µs 517µs 517µs 518µs 0% ▇█▆▅▃▃▁▁▁▅ 8888 path_hairline_small_AA_conic
> 9M 1 310µs 311µs 315µs 332µs 2% ▂▁█▆▁▁▁▁▁▁ 8888 path_hairline_small_AA_quad
> 9M 1 254µs 254µs 258µs 276µs 3% ▁▁▁▁▁▁▁█▇▂ 8888 path_hairline_small_AA_line
>
> Edited revert of https://codereview.chromium.org/1085013003
>
> TBR=
>
> Expectations:
> - no effect on chrome, as it is guarded
> - lots of tiny rebaselines for skia
TBR=
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
Review URL: https://codereview.chromium.org/1092483003
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BUG=chromium:473156
Review URL: https://codereview.chromium.org/1089063002
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