assimp/code/PostProcessing/RemoveVCProcess.h

/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------

Copyright (c) 2006-2022, assimp team


All rights reserved.

Redistribution and use of this software 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 the assimp team, nor the names of its
  contributors may be used to endorse or promote products
  derived from this software without specific prior
  written permission of the assimp team.

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.

----------------------------------------------------------------------
*/

/** @file Defines a post processing step to remove specific parts of the scene */
#ifndef AI_REMOVEVCPROCESS_H_INCLUDED
#define AI_REMOVEVCPROCESS_H_INCLUDED

#include "Common/BaseProcess.h"

#include <assimp/mesh.h>

class RemoveVCProcessTest;

namespace Assimp {

// ---------------------------------------------------------------------------
/** RemoveVCProcess: Class to exclude specific parts of the data structure
 *  from further processing by removing them,
*/
class ASSIMP_API RemoveVCProcess : public BaseProcess {
public:
    // -------------------------------------------------------------------
    /// The default class constructor / destructor.
    RemoveVCProcess();
    ~RemoveVCProcess() override = default;

    // -------------------------------------------------------------------
    /** Returns whether the processing step is present in the given flag field.
    * @param pFlags The processing flags the importer was called with. A bitwise
    *   combination of #aiPostProcessSteps.
    * @return true if the process is present in this flag fields, false if not.
    */
    bool IsActive( unsigned int pFlags) const override;

    // -------------------------------------------------------------------
    /** Executes the post processing step on the given imported data.
    * At the moment a process is not supposed to fail.
    * @param pScene The imported data to work at.
    */
    void Execute( aiScene* pScene) override;

    // -------------------------------------------------------------------
    /** Called prior to ExecuteOnScene().
    * The function is a request to the process to update its configuration
    * basing on the Importer's configuration property list.
    */
    virtual void SetupProperties(const Importer* pImp) override;

    // -------------------------------------------------------------------
    /** Manually setup the configuration flags for the step
     *
     *  @param Bitwise combination of the #aiComponent enumerated values.
    */
    void SetDeleteFlags(unsigned int f) {
        configDeleteFlags = f;
    }

    // -------------------------------------------------------------------
    /** Query the current configuration.
    */
    unsigned int GetDeleteFlags() const {
        return configDeleteFlags;
    }

private:

    bool ProcessMesh (aiMesh* pcMesh);

    /** Configuration flag
     */
    unsigned int configDeleteFlags;

    /** The scene we're working with
     */
    aiScene* mScene;
};

// ---------------------------------------------------------------------------

} // end of namespace Assimp

#endif // !!AI_REMOVEVCPROCESS_H_INCLUDED