116 lines
4.3 KiB
C++
116 lines
4.3 KiB
C++
/*
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Open Asset Import Library (ASSIMP)
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----------------------------------------------------------------------
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Copyright (c) 2006-2008, ASSIMP Development Team
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All rights reserved.
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Redistribution and use of this software in source and binary forms,
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with or without modification, are permitted provided that the
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following conditions are met:
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* Redistributions of source code must retain the above
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copyright notice, this list of conditions and the
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following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other
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materials provided with the distribution.
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* Neither the name of the ASSIMP team, nor the names of its
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contributors may be used to endorse or promote products
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derived from this software without specific prior
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written permission of the ASSIMP Development Team.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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----------------------------------------------------------------------
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*/
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/** @file Base class of all import post processing steps */
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#ifndef AI_BASEPROCESS_H_INC
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#define AI_BASEPROCESS_H_INC
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#include "../include/aiTypes.h"
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struct aiScene;
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namespace Assimp
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{
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class Importer;
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// ---------------------------------------------------------------------------
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/** The BaseProcess defines a common interface for all post processing steps.
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* A post processing step is run after a successful import if the caller
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* specified the corresponding flag when calling ReadFile().
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* Enum #aiPostProcessSteps defines which flags are available.
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* After a successful import the Importer iterates over its internal array
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* of processes and calls IsActive() on each process to evaluate if the step
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* should be executed. If the function returns true, the class' Execute()
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* function is called subsequently.
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*/
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class ASSIMP_API BaseProcess
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{
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friend class Importer;
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public:
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/** Constructor to be privately used by Importer */
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BaseProcess();
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/** Destructor, private as well */
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virtual ~BaseProcess();
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public:
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// -------------------------------------------------------------------
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/** Returns whether the processing step is present in the given flag.
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* @param pFlags The processing flags the importer was called with. A
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* bitwise combination of #aiPostProcessSteps.
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* @return true if the process is present in this flag fields,
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* false if not.
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*/
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virtual bool IsActive( unsigned int pFlags) const = 0;
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// -------------------------------------------------------------------
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/** Executes the post processing step on the given imported data.
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* The function deletes the scene if the postprocess step fails (
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* the object pointer will be set to NULL).
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* @param pImp Importer instance (pImp->mScene must be valid)
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*/
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void ExecuteOnScene( Importer* pImp);
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// -------------------------------------------------------------------
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/** Called prior to ExecuteOnScene().
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* The function is a request to the process to update its configuration
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* basing on the Importer's configuration property list.
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*/
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virtual void SetupProperties(const Importer* pImp);
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// -------------------------------------------------------------------
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/** Executes the post processing step on the given imported data.
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* A process should throw an ImportErrorException* if it fails.
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* This method must be implemented by deriving classes.
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* @param pScene The imported data to work at.
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*/
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virtual void Execute( aiScene* pScene) = 0;
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};
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} // end of namespace Assimp
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#endif // AI_BASEPROCESS_H_INC
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