Handle non-finite quads in attemptQuadOptimization
Bug: chromium:977315
Change-Id: Ia5b734f5c0f0806af0f096de5add880a777c5c25
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/222793
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Michael Ludwig <michaelludwig@google.com>
diff --git a/src/gpu/geometry/GrQuad.h b/src/gpu/geometry/GrQuad.h
index 9a080f3..ea3cdec 100644
--- a/src/gpu/geometry/GrQuad.h
+++ b/src/gpu/geometry/GrQuad.h
@@ -100,6 +100,18 @@
return {min(x), min(y), max(x), max(y)};
}
+ bool isFinite() const {
+ // If any coordinate is infinity or NaN, then multiplying it with 0 will make accum NaN
+ float accum = 0;
+ for (int i = 0; i < 4; ++i) {
+ accum *= fX[i];
+ accum *= fY[i];
+ accum *= fW[i];
+ }
+ SkASSERT(0 == accum || SkScalarIsNaN(accum));
+ return !SkScalarIsNaN(accum);
+ }
+
float x(int i) const { return fX[i]; }
float y(int i) const { return fY[i]; }
float w(int i) const { return fW[i]; }