GIBox.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_RENDERING_GI_BOX_H
#define META_OCEAN_RENDERING_GI_BOX_H
 
#include "ocean/rendering/globalillumination/GlobalIllumination.h"
#include "ocean/rendering/globalillumination/GIShape.h"
#include "ocean/rendering/globalillumination/GITriangles.h"
 
#include "ocean/rendering/Box.h"
 
namespace Ocean
{
 
namespace Rendering
{
 
namespace GlobalIllumination
{
 
/**
 * This class implements a GLESceneGraph box object.
 * @ingroup renderinggles
 */
class OCEAN_RENDERING_GI_EXPORT GIBox :
    virtual public GIShape,
    virtual protected GITriangles,
    virtual public Box
{
    friend class GIFactory;
 
    public:
 
        /**
         * Returns the dimensions of the box.
         * @see Box::size().
         */
        Vector3 size() const override;
 
        /**
         * Sets the dimensions of the box.
         * @see Box::setSize().
         */
        bool setSize(const Vector3& size) override;
 
        /**
         * Returns the bounding box of this renderable object.
         * @see GIRenderable boundingBox().
         */
        BoundingBox boundingBox() const override;
 
        /**
         * Returns the bounding sphere of this renderable object.
         * @see GIRenderable::boundingSphere().
         */
        BoundingSphere boundingSphere() const override;
 
        /**
         * Returns the type of this object.
         * @see Object::type().
         */
        ObjectType type() const override;
 
        /**
         * Builds the tracing object for this node and adds it to an already existing group of tracing objects.
         * @see GIRenderable::buildTracing().
         */
        void buildTracing(TracingGroup& group, const HomogenousMatrix4& modelTransform, const AttributeSetRef& attributes, const LightSources& lightSources) const override;
 
    protected:
 
        /**
         * Creates a new box object.
         */
        GIBox();
 
        /**
         * Destructs a box object.
         */
        ~GIBox() override;
 
        /**
         * Rebuilds the primitive vertex, normals and face sets.
         */
        void rebuildPrimitives();
 
    protected:
 
        /// Dimension of the box.
        Vector3 boxSize;
 
        /// Diagonal of the box.
        Scalar boxDiagonal;
};
 
}
 
}
 
}
 
#endif // META_OCEAN_RENDERING_GI_BOX_H