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-/*
-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 split large meshes into sub-meshes
- */
-#ifndef AI_SPLITLARGEMESHES_H_INC
-#define AI_SPLITLARGEMESHES_H_INC
-
-#include <vector>
-#include "Common/BaseProcess.h"
-
-#include <assimp/mesh.h>
-#include <assimp/scene.h>
-
-// Forward declarations
-class SplitLargeMeshesTest;
-
-namespace Assimp {
-
-class SplitLargeMeshesProcess_Triangle;
-class SplitLargeMeshesProcess_Vertex;
-
-// NOTE: If you change these limits, don't forget to change the
-// corresponding values in all Assimp ports
-
-// **********************************************************
-// Java: ConfigProperty.java,
-// ConfigProperty.DEFAULT_VERTEX_SPLIT_LIMIT
-// ConfigProperty.DEFAULT_TRIANGLE_SPLIT_LIMIT
-// **********************************************************
-
-// default limit for vertices
-#if (!defined AI_SLM_DEFAULT_MAX_VERTICES)
-# define AI_SLM_DEFAULT_MAX_VERTICES 1000000
-#endif
-
-// default limit for triangles
-#if (!defined AI_SLM_DEFAULT_MAX_TRIANGLES)
-# define AI_SLM_DEFAULT_MAX_TRIANGLES 1000000
-#endif
-
-// ---------------------------------------------------------------------------
-/** Post-processing filter to split large meshes into sub-meshes
- *
- * Applied BEFORE the JoinVertices-Step occurs.
- * Returns NON-UNIQUE vertices, splits by triangle number.
-*/
-class ASSIMP_API SplitLargeMeshesProcess_Triangle : public BaseProcess
-{
- friend class SplitLargeMeshesProcess_Vertex;
-
-public:
-
- SplitLargeMeshesProcess_Triangle();
- ~SplitLargeMeshesProcess_Triangle();
-
-public:
- // -------------------------------------------------------------------
- /** Returns whether the processing step is present in the given flag.
- * @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;
-
-
- // -------------------------------------------------------------------
- /** 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);
-
-
- //! Set the split limit - needed for unit testing
- inline void SetLimit(unsigned int l)
- {LIMIT = l;}
-
- //! Get the split limit
- inline unsigned int GetLimit() const
- {return LIMIT;}
-
-public:
-
- // -------------------------------------------------------------------
- /** 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);
-
- // -------------------------------------------------------------------
- //! Apply the algorithm to a given mesh
- void SplitMesh (unsigned int a, aiMesh* pcMesh,
- std::vector<std::pair<aiMesh*, unsigned int> >& avList);
-
- // -------------------------------------------------------------------
- //! Update a node in the asset after a few of its meshes
- //! have been split
- static void UpdateNode(aiNode* pcNode,
- const std::vector<std::pair<aiMesh*, unsigned int> >& avList);
-
-public:
- //! Triangle limit
- unsigned int LIMIT;
-};
-
-
-// ---------------------------------------------------------------------------
-/** Post-processing filter to split large meshes into sub-meshes
- *
- * Applied AFTER the JoinVertices-Step occurs.
- * Returns UNIQUE vertices, splits by vertex number.
-*/
-class ASSIMP_API SplitLargeMeshesProcess_Vertex : public BaseProcess
-{
-public:
-
- SplitLargeMeshesProcess_Vertex();
- ~SplitLargeMeshesProcess_Vertex();
-
-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;
-
- // -------------------------------------------------------------------
- /** 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);
-
-
- //! Set the split limit - needed for unit testing
- inline void SetLimit(unsigned int l)
- {LIMIT = l;}
-
- //! Get the split limit
- inline unsigned int GetLimit() const
- {return LIMIT;}
-
-public:
-
- // -------------------------------------------------------------------
- /** 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);
-
- // -------------------------------------------------------------------
- //! Apply the algorithm to a given mesh
- void SplitMesh (unsigned int a, aiMesh* pcMesh,
- std::vector<std::pair<aiMesh*, unsigned int> >& avList);
-
- // NOTE: Reuse SplitLargeMeshesProcess_Triangle::UpdateNode()
-
-public:
- //! Triangle limit
- unsigned int LIMIT;
-};
-
-} // end of namespace Assimp
-
-#endif // !!AI_SPLITLARGEMESHES_H_INC