add localmatrix parameter to shader's asNewEffect
BUG=skia:
R=bsalomon@google.com, dominikg@chromium.org
Author: reed@google.com
Review URL: https://codereview.chromium.org/278963002
git-svn-id: http://skia.googlecode.com/svn/trunk@14686 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/effects/gradients/SkTwoPointRadialGradient.cpp b/src/effects/gradients/SkTwoPointRadialGradient.cpp
index d85be5d..ac0b0bd 100644
--- a/src/effects/gradients/SkTwoPointRadialGradient.cpp
+++ b/src/effects/gradients/SkTwoPointRadialGradient.cpp
@@ -530,7 +530,7 @@
colors, stops, colorCount,
tm));
SkPaint paint;
- return shader->asNewEffect(context, paint);
+ return shader->asNewEffect(context, paint, NULL);
}
/////////////////////////////////////////////////////////////////////
@@ -670,13 +670,21 @@
/////////////////////////////////////////////////////////////////////
-GrEffectRef* SkTwoPointRadialGradient::asNewEffect(GrContext* context, const SkPaint&) const {
+GrEffectRef* SkTwoPointRadialGradient::asNewEffect(GrContext* context, const SkPaint&,
+ const SkMatrix* localMatrix) const {
SkASSERT(NULL != context);
// invert the localM, translate to center1 (fPtsToUni), rotate so center2 is on x axis.
SkMatrix matrix;
if (!this->getLocalMatrix().invert(&matrix)) {
return NULL;
}
+ if (localMatrix) {
+ SkMatrix inv;
+ if (!localMatrix->invert(&inv)) {
+ return NULL;
+ }
+ matrix.postConcat(inv);
+ }
matrix.postConcat(fPtsToUnit);
SkScalar diffLen = fDiff.length();