Nigel Tao
14bbbc8017
vector: add a fast path for RGBA dst images.
...
name old time/op new time/op delta
GlyphRGBA16Over-8 25.1µs ± 2% 6.0µs ± 0% -76.09% (p=0.000 n=10+10)
GlyphRGBA16Src-8 17.3µs ± 2% 5.4µs ± 0% -68.68% (p=0.000 n=10+10)
GlyphRGBA32Over-8 93.2µs ± 2% 14.5µs ± 0% -84.41% (p=0.000 n=10+10)
GlyphRGBA32Src-8 59.3µs ± 2% 12.4µs ± 0% -79.04% (p=0.000 n=9+9)
GlyphRGBA64Over-8 350µs ± 2% 45µs ± 0% -87.21% (p=0.000 n=9+9)
GlyphRGBA64Src-8 223µs ± 2% 37µs ± 0% -83.58% (p=0.000 n=9+9)
GlyphRGBA128Over-8 1.37ms ± 2% 0.16ms ± 1% -88.19% (p=0.000 n=9+10)
GlyphRGBA128Src-8 868µs ± 2% 128µs ± 0% -85.21% (p=0.000 n=10+9)
GlyphRGBA256Over-8 5.50ms ± 3% 0.59ms ± 0% -89.31% (p=0.000 n=10+10)
GlyphRGBA256Src-8 3.47ms ± 2% 0.45ms ± 0% -86.91% (p=0.000 n=9+10)
Change-Id: I3df60e6b7147872367715361c9d1ed52951b22e0
Reviewed-on: https://go-review.googlesource.com/29699
Reviewed-by: David Crawshaw <crawshaw@golang.org>
2016-09-27 04:00:57 +00:00
Nigel Tao
0080ac3d2c
vector: add some more tests.
...
These tests are copied from the github.com/google/font-go prototype.
Change-Id: I4523193bd3453974633cbef0576c1203eb013a7d
Reviewed-on: https://go-review.googlesource.com/29697
Reviewed-by: David Crawshaw <crawshaw@golang.org>
2016-09-25 03:45:43 +00:00
Nigel Tao
7ea36498ac
vector: allow dst and mask to have different strides.
...
Change-Id: If244dba2c681b11122a7a26b352f9411135f123f
Reviewed-on: https://go-review.googlesource.com/29696
Reviewed-by: David Crawshaw <crawshaw@golang.org>
2016-09-25 02:48:45 +00:00
Nigel Tao
b077ed42b3
vector: implement arbitrary dst and src image types.
...
Change-Id: Ib0d0961c69cabc3bb01d7b1d244796f0f713b819
Reviewed-on: https://go-review.googlesource.com/29691
Reviewed-by: David Crawshaw <crawshaw@golang.org>
2016-09-24 05:40:50 +00:00
Nigel Tao
cd8486aac9
vector: implement DrawOp == draw.Over.
...
Some "TODO: the general case" lines remain.
Change-Id: If66e484a00d5ea3fce9db37d4ee493739648daa3
Reviewed-on: https://go-review.googlesource.com/29495
Reviewed-by: David Crawshaw <crawshaw@golang.org>
2016-09-23 01:58:13 +00:00
Nigel Tao
bb355ba442
vector: add CubeTo.
...
Change-Id: Ia64b5b077172303981538de99cc14c5bcc99a3e4
Reviewed-on: https://go-review.googlesource.com/28489
Reviewed-by: David Crawshaw <crawshaw@golang.org>
2016-09-08 11:11:11 +00:00
Nigel Tao
714f2e47f7
vector: new package for rasterizing 2-D graphics.
...
Updates golang/go#16904
Change-Id: I4e11e4e859c007c3444655a227ac935c27f3f784
Reviewed-on: https://go-review.googlesource.com/28347
Reviewed-by: David Crawshaw <crawshaw@golang.org>
2016-09-04 08:48:55 +00:00
