Blink Compositor: Erase virtuals on Transform and Filter operations.

third_party/WebKit/Source/core/animation/AnimationTranslationUtil.cpp

-/*
- * Copyright (C) 2012 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:
- * 1.  Redistributions of source code must retain the above copyright
- *     notice, this list of conditions and the following disclaimer.
- * 2.  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.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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/AnimationTranslationUtil.h"
-
-#include "platform/animation/CompositorTransformOperations.h"
-#include "platform/graphics/filters/FilterOperations.h"
-#include "platform/graphics/filters/SkiaImageFilterBuilder.h"
-#include "platform/transforms/InterpolatedTransformOperation.h"
-#include "platform/transforms/Matrix3DTransformOperation.h"
-#include "platform/transforms/MatrixTransformOperation.h"
-#include "platform/transforms/PerspectiveTransformOperation.h"
-#include "platform/transforms/RotateTransformOperation.h"
-#include "platform/transforms/ScaleTransformOperation.h"
-#include "platform/transforms/SkewTransformOperation.h"
-#include "platform/transforms/TransformOperations.h"
-#include "platform/transforms/TransformationMatrix.h"
-#include "platform/transforms/TranslateTransformOperation.h"
-
-namespace blink {
-
-void toCompositorTransformOperations(const TransformOperations& transformOperations, CompositorTransformOperations* webTransformOperations)
-{
-    // We need to do a deep copy the transformOperations may contain ref pointers to TransformOperation objects.
-    for (size_t j = 0; j < transformOperations.size(); ++j) {
-        switch (transformOperations.operations()[j]->type()) {
-        case TransformOperation::ScaleX:
-        case TransformOperation::ScaleY:
-        case TransformOperation::ScaleZ:
-        case TransformOperation::Scale3D:
-        case TransformOperation::Scale: {
-            ScaleTransformOperation* transform = static_cast<ScaleTransformOperation*>(transformOperations.operations()[j].get());
-            webTransformOperations->appendScale(transform->x(), transform->y(), transform->z());
-            break;
-        }
-        case TransformOperation::TranslateX:
-        case TransformOperation::TranslateY:
-        case TransformOperation::TranslateZ:
-        case TransformOperation::Translate3D:
-        case TransformOperation::Translate: {
-            TranslateTransformOperation* transform = static_cast<TranslateTransformOperation*>(transformOperations.operations()[j].get());
-            ASSERT(transform->x().isFixed() && transform->y().isFixed());
-            webTransformOperations->appendTranslate(transform->x().value(), transform->y().value(), transform->z());
-            break;
-        }
-        case TransformOperation::RotateX:
-        case TransformOperation::RotateY:
-        case TransformOperation::Rotate3D:
-        case TransformOperation::Rotate: {
-            RotateTransformOperation* transform = static_cast<RotateTransformOperation*>(transformOperations.operations()[j].get());
-            webTransformOperations->appendRotate(transform->x(), transform->y(), transform->z(), transform->angle());
-            break;
-        }
-        case TransformOperation::SkewX:
-        case TransformOperation::SkewY:
-        case TransformOperation::Skew: {
-            SkewTransformOperation* transform = static_cast<SkewTransformOperation*>(transformOperations.operations()[j].get());
-            webTransformOperations->appendSkew(transform->angleX(), transform->angleY());
-            break;
-        }
-        case TransformOperation::Matrix: {
-            MatrixTransformOperation* transform = static_cast<MatrixTransformOperation*>(transformOperations.operations()[j].get());
-            TransformationMatrix m = transform->matrix();
-            webTransformOperations->appendMatrix(TransformationMatrix::toSkMatrix44(m));
-            break;
-        }
-        case TransformOperation::Matrix3D: {
-            Matrix3DTransformOperation* transform = static_cast<Matrix3DTransformOperation*>(transformOperations.operations()[j].get());
-            TransformationMatrix m = transform->matrix();
-            webTransformOperations->appendMatrix(TransformationMatrix::toSkMatrix44(m));
-            break;
-        }
-        case TransformOperation::Perspective: {
-            PerspectiveTransformOperation* transform = static_cast<PerspectiveTransformOperation*>(transformOperations.operations()[j].get());
-            webTransformOperations->appendPerspective(transform->perspective());
-            break;
-        }
-        case TransformOperation::Interpolated: {
-            TransformationMatrix m;
-            transformOperations.operations()[j]->apply(m, FloatSize());
-            webTransformOperations->appendMatrix(TransformationMatrix::toSkMatrix44(m));
-            break;
-        }
-        case TransformOperation::Identity:
-            webTransformOperations->appendIdentity();
-            break;
-        case TransformOperation::None:
-            // Do nothing.
-            break;
-        } // switch
-    } // for each operation
-}
-
-void toCompositorFilterOperations(const FilterOperations& inOperations, CompositorFilterOperations* outOperations)
-{
-    SkiaImageFilterBuilder builder;
-    builder.buildFilterOperations(inOperations, outOperations);
-}
-
-} // namespace blink