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62 lines
1.8 KiB
62 lines
1.8 KiB
#ifndef Magnum_MeshTools_FlipNormals_h |
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#define Magnum_MeshTools_FlipNormals_h |
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/* |
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Copyright © 2010, 2011, 2012 Vladimír Vondruš <mosra@centrum.cz> |
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This file is part of Magnum. |
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Magnum is free software: you can redistribute it and/or modify |
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it under the terms of the GNU Lesser General Public License version 3 |
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only, as published by the Free Software Foundation. |
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Magnum is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU Lesser General Public License version 3 for more details. |
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*/ |
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/** @file |
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* @brief Function Magnum::MeshTools::flipNormals() |
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*/ |
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#include "Magnum.h" |
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#include "magnumMeshToolsVisibility.h" |
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namespace Magnum { namespace MeshTools { |
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/** |
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@brief Flip face winding |
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The same as flipNormals(std::vector<unsigned int>&, std::vector<Vector3>&), |
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but flips only face winding. |
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*/ |
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void MESHTOOLS_EXPORT flipFaceWinding(std::vector<unsigned int>& indices); |
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/** |
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@brief Flip mesh normals |
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The same as flipNormals(std::vector<unsigned int>&, std::vector<Vector3>&), |
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but flips only normals, not face winding. |
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*/ |
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void MESHTOOLS_EXPORT flipNormals(std::vector<Vector3>& normals); |
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/** |
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@brief Flip mesh normals and face winding |
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@param[in,out] indices Index array to operate on |
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@param[in,out] normals Normal array to operate on |
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Flips normal vectors and face winding in index array for face culling to work |
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properly too. See also flipNormals(std::vector<Vector3>&) and |
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flipFaceWinding(), which flip normals or face winding only. |
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@attention The function requires the mesh to have triangle faces, thus index |
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count must be divisible by 3. |
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*/ |
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inline void flipNormals(std::vector<unsigned int>& indices, std::vector<Vector3>& normals) { |
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flipFaceWinding(indices); |
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flipNormals(normals); |
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} |
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}} |
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#endif
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