10012f9d49
This reverts commit78b22393a8. It caused a regression in FBX import leading to crashes. Fixes #36908. (cherry picked from commitda1f80c1f2)
117 lines
3.9 KiB
C++
117 lines
3.9 KiB
C++
/*
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Open Asset Import Library (assimp)
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----------------------------------------------------------------------
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Copyright (c) 2006-2019, assimp 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 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 Defines a post processing step to calculate tangents and
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bi-tangents on all imported meshes.*/
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#ifndef AI_CALCTANGENTSPROCESS_H_INC
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#define AI_CALCTANGENTSPROCESS_H_INC
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#include "Common/BaseProcess.h"
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struct aiMesh;
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namespace Assimp
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{
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// ---------------------------------------------------------------------------
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/** The CalcTangentsProcess calculates the tangent and bitangent for any vertex
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* of all meshes. It is expected to be run before the JoinVerticesProcess runs
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* because the joining of vertices also considers tangents and bitangents for
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* uniqueness.
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*/
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class ASSIMP_API_WINONLY CalcTangentsProcess : public BaseProcess
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{
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public:
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CalcTangentsProcess();
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~CalcTangentsProcess();
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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.
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* A 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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bool IsActive( unsigned int pFlags) const;
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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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void SetupProperties(const Importer* pImp);
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// setter for configMaxAngle
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inline void SetMaxSmoothAngle(float f)
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{
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configMaxAngle =f;
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}
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protected:
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// -------------------------------------------------------------------
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/** Calculates tangents and bitangents for a specific mesh.
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* @param pMesh The mesh to process.
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* @param meshIndex Index of the mesh
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*/
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bool ProcessMesh( aiMesh* pMesh, unsigned int meshIndex);
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// -------------------------------------------------------------------
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/** Executes the post processing step on the given imported data.
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* @param pScene The imported data to work at.
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*/
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void Execute( aiScene* pScene);
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private:
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/** Configuration option: maximum smoothing angle, in radians*/
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float configMaxAngle;
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unsigned int configSourceUV;
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};
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} // end of namespace Assimp
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#endif // AI_CALCTANGENTSPROCESS_H_INC
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