diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/core/SkRandom.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/core/SkRandom.h b/include/core/SkRandom.h index b1b7564b1f..c033f407c1 100644 --- a/include/core/SkRandom.h +++ b/include/core/SkRandom.h @@ -81,6 +81,13 @@ public: SkScalar nextUScalar1() { return SkFixedToScalar(this->nextUFixed1()); } /** Return the next pseudo random number expressed as a SkScalar + in the range [min..max). + */ + SkScalar nextRangeScalar(SkScalar min, SkScalar max) { + return SkScalarMul(this->nextSScalar1(), (max - min)) + min; + } + + /** Return the next pseudo random number expressed as a SkScalar in the range (-SK_Scalar1..SK_Scalar1). */ SkScalar nextSScalar1() { return SkFixedToScalar(this->nextSFixed1()); } |