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| author |  mtklein <mtklein@chromium.org> | 2016-08-18 15:42:32 -0700 |
|---|---|---|
| committer |  Commit bot <commit-bot@chromium.org> | 2016-08-18 15:42:32 -0700 |
| commit | 5fa47f4fd13b3158de4599414c86d17649c2dd1c (patch) | |
| tree | 729c8339c1d6a1488fc57a3102e78c7bf119b89f /include/core/SkCanvas.h | |
| parent | abe795e4db533c2e230be0c2be868754e5a02a7e (diff) | |
Fast path translate() in SkCanvas and SkLiteDL.
This adds didTranslate() so that SkLiteDL (and other canvas recorders)
can record the translate rather than the full concat.
It also adds a case to SkMatrix::preTranslate() to fast path
translate x translate -> translate (i.e. +=).
BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2255283002
Review-Url: https://codereview.chromium.org/2255283002
Diffstat (limited to 'include/core/SkCanvas.h')
| -rw-r--r-- | include/core/SkCanvas.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/core/SkCanvas.h b/include/core/SkCanvas.h index a32d27b4d9..52a322576e 100644 --- a/include/core/SkCanvas.h +++ b/include/core/SkCanvas.h @@ -1352,6 +1352,9 @@ protected: virtual void didRestore() {} virtual void didConcat(const SkMatrix&) {} virtual void didSetMatrix(const SkMatrix&) {} + virtual void didTranslate(SkScalar dx, SkScalar dy) { + this->didConcat(SkMatrix::MakeTrans(dx, dy)); + } #ifdef SK_EXPERIMENTAL_SHADOWING virtual void didTranslateZ(SkScalar) {} |