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fa54d6fa1c
golang-image/vector
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Nigel Tao fa54d6fa1c vector: simplify fixedLineTo computation. 
name                              old time/op  new time/op   delta
GlyphAlpha16Over-8                3.38µs ± 0%   3.36µs ± 0%   -0.54%        (p=0.000 n=10+10)
GlyphAlpha16Src-8                 3.28µs ± 0%   3.26µs ± 0%   -0.69%         (p=0.000 n=10+9)
GlyphAlpha32Over-8                5.23µs ± 1%   5.20µs ± 0%   -0.58%         (p=0.000 n=10+8)
GlyphAlpha32Src-8                 4.83µs ± 0%   4.81µs ± 1%   -0.46%         (p=0.001 n=10+9)
GlyphAlpha64Over-8                10.2µs ± 0%   10.2µs ± 0%   -0.21%         (p=0.003 n=10+9)
GlyphAlpha64Src-8                 8.68µs ± 1%   8.62µs ± 0%   -0.70%         (p=0.000 n=10+9)
GlyphAlpha128Over-8               24.2µs ± 1%   24.1µs ± 0%   -0.58%         (p=0.001 n=10+9)
GlyphAlpha128Src-8                18.0µs ± 1%   17.9µs ± 0%   -0.61%         (p=0.001 n=10+9)
GlyphAlpha256Over-8               70.3µs ± 0%   70.1µs ± 0%   -0.37%        (p=0.019 n=10+10)
GlyphAlpha256Src-8                45.4µs ± 0%   45.2µs ± 1%   -0.38%         (p=0.041 n=8+10)
GlyphRGBA16Over-8                 5.14µs ± 0%   5.12µs ± 0%   -0.43%         (p=0.000 n=9+10)
GlyphRGBA16Src-8                  4.59µs ± 0%   4.57µs ± 1%   -0.43%          (p=0.005 n=9+9)
GlyphRGBA32Over-8                 12.2µs ± 1%   12.1µs ± 0%   -0.70%        (p=0.000 n=10+10)
GlyphRGBA32Src-8                  10.0µs ± 0%   10.0µs ± 0%     ~            (p=0.092 n=7+10)
GlyphRGBA64Over-8                 37.5µs ± 1%   37.2µs ± 0%   -0.75%         (p=0.000 n=10+9)
GlyphRGBA64Src-8                  29.1µs ± 0%   29.0µs ± 1%     ~            (p=0.243 n=10+9)
GlyphRGBA128Over-8                 135µs ± 0%    134µs ± 1%   -0.72%          (p=0.000 n=9+9)
GlyphRGBA128Src-8                  101µs ± 1%    100µs ± 1%     ~           (p=0.197 n=10+10)
GlyphRGBA256Over-8                 511µs ± 0%    506µs ± 0%   -0.97%        (p=0.000 n=10+10)
GlyphRGBA256Src-8                  374µs ± 0%    373µs ± 0%   -0.29%        (p=0.002 n=10+10)

Change-Id: Ic05a900935cb59e55711374db1e62b055d75c8e3
Reviewed-on: https://go-review.googlesource.com/31116
Reviewed-by: David Crawshaw <crawshaw@golang.org>
2016-10-16 03:06:30 +00:00
..
acc_amd64.go vector: add SIMD versions of xxxAccumulateMask. 2016-10-14 04:48:47 +00:00
acc_amd64.s vector: add SIMD versions of xxxAccumulateMask. 2016-10-14 04:48:47 +00:00
acc_other.go vector: add SIMD versions of xxxAccumulateMask. 2016-10-14 04:48:47 +00:00
acc_test.go vector: add SIMD versions of xxxAccumulateMask. 2016-10-14 04:48:47 +00:00
gen_acc_amd64.s.tmpl vector: add SIMD versions of xxxAccumulateMask. 2016-10-14 04:48:47 +00:00
gen.go vector: add SIMD versions of xxxAccumulateMask. 2016-10-14 04:48:47 +00:00
raster_fixed.go vector: simplify fixedLineTo computation. 2016-10-16 03:06:30 +00:00
raster_floating.go vector: add SIMD versions of xxxAccumulateMask. 2016-10-14 04:48:47 +00:00
vector_test.go vector: fix overflow when rasterizing a 30 degree line. 2016-10-14 22:25:13 +00:00
vector.go vector: fix overflow when rasterizing a 30 degree line. 2016-10-14 22:25:13 +00:00