geometry2dtransferfunction.h 2.78 KB
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// ================================================================================================
// 
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// This file is part of the CAMPVis Software Framework.
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// 
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// If not explicitly stated otherwise: Copyright (C) 2012-2013, all rights reserved,
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//      Christian Schulte zu Berge <christian.szb@in.tum.de>
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//      Chair for Computer Aided Medical Procedures
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//      Technische Universität München
//      Boltzmannstr. 3, 85748 Garching b. München, Germany
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// 
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// For a full list of authors and contributors, please refer to the file "AUTHORS.txt".
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// 
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file 
// except in compliance with the License. You may obtain a copy of the License at
// 
// http://www.apache.org/licenses/LICENSE-2.0
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// 
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// Unless required by applicable law or agreed to in writing, software distributed under the 
// License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, 
// either express or implied. See the License for the specific language governing permissions 
// and limitations under the License.
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// 
// ================================================================================================

#ifndef GEOMETRY2DTRANSFERFUNCTION_H__
#define GEOMETRY2DTRANSFERFUNCTION_H__

#include "core/classification/genericgeometrytransferfunction.h"

#include <vector>

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namespace campvis {
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    class TFGeometry2D;

    /**
     * A 2D transfer function built from multiple geometries.
     */
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    class CAMPVIS_CORE_API Geometry2DTransferFunction : public GenericGeometryTransferFunction<TFGeometry2D> {
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    public:
        /**
         * Creates a new Geometry2DTransferFunction.
         * \param   size            Size of the transfer function texture
         * \param   intensityDomain Intensity Domain where the transfer function is mapped to during classification
         */
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        explicit Geometry2DTransferFunction(const tgt::svec2& size, const tgt::vec2& intensityDomain = tgt::vec2(0.f, 1.f));
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        /**
         * Destructor, make sure to delete the OpenGL texture beforehand by calling deinit() with a valid OpenGL context!
         */
        virtual ~Geometry2DTransferFunction();
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        /**
         * Clones this transfer function.
         * \return  A clone of this transfer function, caller takes ownership of the pointer.
         */
        virtual Geometry2DTransferFunction* clone() const;
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        /**
         * Returns the dimensionality of the transfer function.
         * \return  The dimensionality of the transfer function.
         */
        virtual size_t getDimensionality() const;


    protected:

        static const std::string loggerCat_;

    };

}

#endif // GEOMETRY2DTRANSFERFUNCTION_H__