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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 compute UV coordinates
- from abstract mappings, such as box or spherical*/
-#ifndef AI_COMPUTEUVMAPPING_H_INC
-#define AI_COMPUTEUVMAPPING_H_INC
-
-#include "Common/BaseProcess.h"
-
-#include <assimp/mesh.h>
-#include <assimp/material.h>
-#include <assimp/types.h>
-
-class ComputeUVMappingTest;
-
-namespace Assimp {
-
-// ---------------------------------------------------------------------------
-/** ComputeUVMappingProcess - converts special mappings, such as spherical,
- * cylindrical or boxed to proper UV coordinates for rendering.
-*/
-class ComputeUVMappingProcess : public BaseProcess
-{
-public:
- ComputeUVMappingProcess();
- ~ComputeUVMappingProcess();
-
-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);
-
-protected:
-
- // -------------------------------------------------------------------
- /** Computes spherical UV coordinates for a mesh
- *
- * @param mesh Mesh to be processed
- * @param axis Main axis
- * @param out Receives output UV coordinates
- */
- void ComputeSphereMapping(aiMesh* mesh,const aiVector3D& axis,
- aiVector3D* out);
-
- // -------------------------------------------------------------------
- /** Computes cylindrical UV coordinates for a mesh
- *
- * @param mesh Mesh to be processed
- * @param axis Main axis
- * @param out Receives output UV coordinates
- */
- void ComputeCylinderMapping(aiMesh* mesh,const aiVector3D& axis,
- aiVector3D* out);
-
- // -------------------------------------------------------------------
- /** Computes planar UV coordinates for a mesh
- *
- * @param mesh Mesh to be processed
- * @param axis Main axis
- * @param out Receives output UV coordinates
- */
- void ComputePlaneMapping(aiMesh* mesh,const aiVector3D& axis,
- aiVector3D* out);
-
- // -------------------------------------------------------------------
- /** Computes cubic UV coordinates for a mesh
- *
- * @param mesh Mesh to be processed
- * @param out Receives output UV coordinates
- */
- void ComputeBoxMapping(aiMesh* mesh, aiVector3D* out);
-
-private:
-
- // temporary structure to describe a mapping
- struct MappingInfo
- {
- explicit MappingInfo(aiTextureMapping _type)
- : type (_type)
- , axis (0.f,1.f,0.f)
- , uv (0u)
- {}
-
- aiTextureMapping type;
- aiVector3D axis;
- unsigned int uv;
-
- bool operator== (const MappingInfo& other)
- {
- return type == other.type && axis == other.axis;
- }
- };
-};
-
-} // end of namespace Assimp
-
-#endif // AI_COMPUTEUVMAPPING_H_INC