CoordinateInterpolator.h

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/*
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */
 
#ifndef META_OCEAN_SCENEDESCRIPTION_SDX_X3D_COORDINATE_INTERPOLATOR_H
#define META_OCEAN_SCENEDESCRIPTION_SDX_X3D_COORDINATE_INTERPOLATOR_H
 
#include "ocean/scenedescription/sdx/x3d/X3D.h"
#include "ocean/scenedescription/sdx/x3d/X3DInterpolatorNode.h"
 
namespace Ocean
{
 
namespace SceneDescription
{
 
namespace SDX
{
 
namespace X3D
{
 
/**
 * This class implements a coordinate interpolator node.
 * @ingroup scenedescriptionsdxx3d
 */
class OCEAN_SCENEDESCRIPTION_SDX_X3D_EXPORT CoordinateInterpolator : virtual public X3DInterpolatorNode
{
    public:
 
        /**
         * Creates a new coordinate interpolator node.
         * @param environment Node environment
         */
        explicit CoordinateInterpolator(const SDXEnvironment* environment);
 
    protected:
 
        /**
         * Specifies the node type and the fields of this node.
         * @return Unique node specification of this node
         */
        NodeSpecification specifyNode();
 
        /**
         * Event function to inform the node that it has been initialized and can apply all internal values to corresponding rendering objects.
         * @see SDXNode::onInitialize().
         */
        void onInitialize(const Rendering::SceneRef& scene, const Timestamp timestamp) override;
 
        /**
         * Event function to inform the node about a changed field.
         * @see SDXNode::onFieldChanged().
         */
        void onFieldChanged(const std::string& fieldName) override;
 
        /**
         * Event function for single value 'interpolates'.
         * @see X3DInterpolationNode::onSingleValue().
         */
        void onSingleValue(const size_t index, const Timestamp eventTimestamp) override;
 
        /**
         * Event function to interpolate between two values.
         * @see X3DInterpolationNode::onInterpolate().
         */
        void onInterpolate(const size_t leftIndex, const size_t rightIndex, const Scalar interpolationFactor, const Timestamp eventTimestamp) override;
 
        /**
         * Returns the address of the most derived object.
         * @see Node::objectAddress().
         */
        size_t objectAddress() const override;
 
    protected:
 
        /// KeyValue field.
        MultiVector3 keyValue_;
 
        /// Value_changed field.
        MultiVector3 valueChanged_;
 
        /// Number of parallel interpolation values.
        unsigned int interpolationValues_;
};
 
}
 
}
 
}
 
}
 
#endif // META_OCEAN_SCENEDESCRIPTION_SDX_X3D_COORDINATE_INTERPOLATOR_H