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-rw-r--r--include/core/SkPaint.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/core/SkPaint.h b/include/core/SkPaint.h
index 7f3f0be223..4785baa6f1 100644
--- a/include/core/SkPaint.h
+++ b/include/core/SkPaint.h
@@ -865,6 +865,10 @@ private:
const SkRect& computeStrokeFastBounds(const SkRect& orig,
SkRect* storage) const;
+ // returns true if the paint's settings (e.g. xfermode + alpha) resolve to
+ // mean that we need not draw at all (e.g. SrcOver + 0-alpha)
+ bool nothingToDraw() const;
+
enum {
kCanonicalTextSizeForPaths = 64
};