text: /*
   * Copyright (C) 2013 Google Inc. All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are
   * met:
   *
   *     * Redistributions of source code must retain the above copyright
   * notice, this list of conditions and the following disclaimer.
   *     * Redistributions in binary form must reproduce the above
   * copyright notice, this list of conditions and the following disclaimer
   * in the documentation and/or other materials provided with the
   * distribution.
   *     * Neither the name of Google Inc. nor the names of its
   * contributors may be used to endorse or promote products derived from
   * this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #include "core/animation/InertEffect.h"
  
  #include "core/animation/Interpolation.h"
  
  namespace blink {
  
  InertEffect* InertEffect::Create(EffectModel* effect,
                                   const Timing& timing,
                                   bool paused,
                                   double inherited_time) {
    return new InertEffect(effect, timing, paused, inherited_time);
  }
  
  InertEffect::InertEffect(EffectModel* model,
                           const Timing& timing,
                           bool paused,
                           double inherited_time)
      : AnimationEffectReadOnly(timing),
        model_(model),
        paused_(paused),
        inherited_time_(inherited_time) {}
  
  void InertEffect::Sample(Vector<RefPtr<Interpolation>>& result) const {
    UpdateInheritedTime(inherited_time_, kTimingUpdateOnDemand);
    if (!IsInEffect()) {
      result.clear();
      return;
    }
  
    double iteration = CurrentIteration();
    DCHECK_GE(iteration, 0);
    model_->Sample(clampTo<int>(iteration, 0), Progress(), IterationDuration(),
                   result);
  }
  
  double InertEffect::CalculateTimeToEffectChange(bool, double, double) const {
    return std::numeric_limits<double>::infinity();
  }
  
  DEFINE_TRACE(InertEffect) {
    visitor->Trace(model_);
    AnimationEffectReadOnly::Trace(visitor);
  }
  
  }  // namespace blink
  