Update a result vector when sampling animation effects.

Source/core/animation/InterpolationEffectTest.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "core/animation/InterpolationEffect.h"
 
 #include <gtest/gtest.h>
 
 namespace {
@@ skipping 16 matching lines @@
         return toInterpolableNumber(interpolationValue(*value.get()))->value();
     }
 };
 
 TEST_F(AnimationInterpolationEffectTest, SingleInterpolation)
 {
     RefPtrWillBeRawPtr<InterpolationEffect> interpolationEffect = InterpolationEffect::create();
     interpolationEffect->addInterpolation(Interpolation::create(InterpolableNumber::create(0), InterpolableNumber::create(10)),
         RefPtr<TimingFunction>(), 0, 1, -1, 2);
 
-    OwnPtrWillBeRawPtr<WillBeHeapVector<RefPtrWillBeMember<Interpolation> > > activeInterpolations = interpolationEffect->getActiveInterpolations(-2, duration);
+    OwnPtrWillBeRawPtr<WillBeHeapVector<RefPtrWillBeMember<Interpolation> > > activeInterpolations = nullptr;
+    interpolationEffect->getActiveInterpolations(-2, duration, activeInterpolations);
     EXPECT_EQ(0ul, activeInterpolations->size());
 
-    activeInterpolations = interpolationEffect->getActiveInterpolations(-0.5, duration);
+    interpolationEffect->getActiveInterpolations(-0.5, duration, activeInterpolations);
     EXPECT_EQ(1ul, activeInterpolations->size());
     EXPECT_EQ(-5, getInterpolableNumber(activeInterpolations->at(0)));
 
-    activeInterpolations = interpolationEffect->getActiveInterpolations(0.5, duration);
+    interpolationEffect->getActiveInterpolations(0.5, duration, activeInterpolations);
     EXPECT_EQ(1ul, activeInterpolations->size());
     EXPECT_FLOAT_EQ(5, getInterpolableNumber(activeInterpolations->at(0)));
 
-    activeInterpolations = interpolationEffect->getActiveInterpolations(1.5, duration);
+    interpolationEffect->getActiveInterpolations(1.5, duration, activeInterpolations);
     EXPECT_EQ(1ul, activeInterpolations->size());
     EXPECT_FLOAT_EQ(15, getInterpolableNumber(activeInterpolations->at(0)));
 
-    activeInterpolations = interpolationEffect->getActiveInterpolations(3, duration);
+    interpolationEffect->getActiveInterpolations(3, duration, activeInterpolations);
     EXPECT_EQ(0ul, activeInterpolations->size());
 }
 
 TEST_F(AnimationInterpolationEffectTest, MultipleInterpolations)
 {
     RefPtrWillBeRawPtr<InterpolationEffect> interpolationEffect = InterpolationEffect::create();
     interpolationEffect->addInterpolation(Interpolation::create(InterpolableNumber::create(10), InterpolableNumber::create(15)),
         RefPtr<TimingFunction>(), 1, 2, 1, 3);
     interpolationEffect->addInterpolation(Interpolation::create(InterpolableNumber::create(0), InterpolableNumber::create(1)),
         LinearTimingFunction::shared(), 0, 1, 0, 1);
     interpolationEffect->addInterpolation(Interpolation::create(InterpolableNumber::create(1), InterpolableNumber::create(6)),
         CubicBezierTimingFunction::preset(CubicBezierTimingFunction::Ease), 0.5, 1.5, 0.5, 1.5);
 
-    OwnPtrWillBeRawPtr<WillBeHeapVector<RefPtrWillBeMember<Interpolation> > > activeInterpolations = interpolationEffect->getActiveInterpolations(-0.5, duration);
+    OwnPtrWillBeRawPtr<WillBeHeapVector<RefPtrWillBeMember<Interpolation> > > activeInterpolations = nullptr;
+    interpolationEffect->getActiveInterpolations(-0.5, duration, activeInterpolations);
     EXPECT_EQ(0ul, activeInterpolations->size());
 
-    activeInterpolations = interpolationEffect->getActiveInterpolations(0, duration);
+    interpolationEffect->getActiveInterpolations(0, duration, activeInterpolations);
     EXPECT_EQ(1ul, activeInterpolations->size());
     EXPECT_FLOAT_EQ(0, getInterpolableNumber(activeInterpolations->at(0)));
 
-    activeInterpolations = interpolationEffect->getActiveInterpolations(0.5, duration);
+    interpolationEffect->getActiveInterpolations(0.5, duration, activeInterpolations);
     EXPECT_EQ(2ul, activeInterpolations->size());
     EXPECT_FLOAT_EQ(0.5f, getInterpolableNumber(activeInterpolations->at(0)));
     EXPECT_FLOAT_EQ(1, getInterpolableNumber(activeInterpolations->at(1)));
 
-    activeInterpolations = interpolationEffect->getActiveInterpolations(1, duration);
+    interpolationEffect->getActiveInterpolations(1, duration, activeInterpolations);
     EXPECT_EQ(2ul, activeInterpolations->size());
     EXPECT_FLOAT_EQ(10, getInterpolableNumber(activeInterpolations->at(0)));
     EXPECT_FLOAT_EQ(5.0282884f, getInterpolableNumber(activeInterpolations->at(1)));
 
-    activeInterpolations = interpolationEffect->getActiveInterpolations(1, duration * 1000);
+    interpolationEffect->getActiveInterpolations(1, duration * 1000, activeInterpolations);
     EXPECT_EQ(2ul, activeInterpolations->size());
     EXPECT_FLOAT_EQ(10, getInterpolableNumber(activeInterpolations->at(0)));
     EXPECT_FLOAT_EQ(5.0120168f, getInterpolableNumber(activeInterpolations->at(1)));
 
-    activeInterpolations = interpolationEffect->getActiveInterpolations(1.5, duration);
+    interpolationEffect->getActiveInterpolations(1.5, duration, activeInterpolations);
     EXPECT_EQ(1ul, activeInterpolations->size());
     EXPECT_FLOAT_EQ(12.5f, getInterpolableNumber(activeInterpolations->at(0)));
 
-    activeInterpolations = interpolationEffect->getActiveInterpolations(2, duration);
+    interpolationEffect->getActiveInterpolations(2, duration, activeInterpolations);
     EXPECT_EQ(1ul, activeInterpolations->size());
     EXPECT_FLOAT_EQ(15, getInterpolableNumber(activeInterpolations->at(0)));
 }
 
 }
-