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

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  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
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* Neither the name of the assimp team, nor the names of its
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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
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*/

/** @file Defines a post processing step to triangulate all faces
          with more than three vertices.
 */
#ifndef AI_TRIANGULATEPROCESS_H_INC
#define AI_TRIANGULATEPROCESS_H_INC

#include "BaseProcess.h"

struct aiMesh;

class TriangulateProcessTest;

namespace Assimp {

// ---------------------------------------------------------------------------
/** The TriangulateProcess splits up all faces with more than three indices
 * into triangles. You usually want this to happen because the graphics cards
 * need their data as triangles.
 */
class ASSIMP_API TriangulateProcess : public BaseProcess
{
public:

    TriangulateProcess();
    ~TriangulateProcess();

public:
    // -------------------------------------------------------------------
    /** 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;

    // -------------------------------------------------------------------
    /** 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);

public:
    // -------------------------------------------------------------------
    /** Triangulates the given mesh.
     * @param pMesh The mesh to triangulate.
     */
    bool TriangulateMesh( aiMesh* pMesh);
};

} // end of namespace Assimp

#endif // AI_TRIANGULATEPROCESS_H_INC