diff options
author | sanine <sanine.not@pm.me> | 2022-03-04 10:47:15 -0600 |
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committer | sanine <sanine.not@pm.me> | 2022-03-04 10:47:15 -0600 |
commit | 058f98a63658dc1a2579826ba167fd61bed1e21f (patch) | |
tree | bcba07a1615a14d943f3af3f815a42f3be86b2f3 /src/mesh/assimp-master/include/assimp/SmoothingGroups.h | |
parent | 2f8028ac9e0812cb6f3cbb08f0f419e4e717bd22 (diff) |
add assimp submodule
Diffstat (limited to 'src/mesh/assimp-master/include/assimp/SmoothingGroups.h')
-rw-r--r-- | src/mesh/assimp-master/include/assimp/SmoothingGroups.h | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/src/mesh/assimp-master/include/assimp/SmoothingGroups.h b/src/mesh/assimp-master/include/assimp/SmoothingGroups.h new file mode 100644 index 0000000..4625a29 --- /dev/null +++ b/src/mesh/assimp-master/include/assimp/SmoothingGroups.h @@ -0,0 +1,114 @@ +/* +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 the helper data structures for importing 3DS files. +http://www.jalix.org/ressources/graphics/3DS/_unofficials/3ds-unofficial.txt */ + +#pragma once +#ifndef AI_SMOOTHINGGROUPS_H_INC +#define AI_SMOOTHINGGROUPS_H_INC + +#ifdef __GNUC__ +# pragma GCC system_header +#endif + +#include <assimp/vector3.h> + +#include <stdint.h> +#include <vector> + +// --------------------------------------------------------------------------- +/** Helper structure representing a face with smoothing groups assigned */ +struct FaceWithSmoothingGroup { + FaceWithSmoothingGroup() AI_NO_EXCEPT + : mIndices() + , iSmoothGroup(0) { + // in debug builds set all indices to a common magic value +#ifdef ASSIMP_BUILD_DEBUG + this->mIndices[0] = 0xffffffff; + this->mIndices[1] = 0xffffffff; + this->mIndices[2] = 0xffffffff; +#endif + } + + + //! Indices. .3ds is using uint16. However, after + //! an unique vertex set has been generated, + //! individual index values might exceed 2^16 + uint32_t mIndices[3]; + + //! specifies to which smoothing group the face belongs to + uint32_t iSmoothGroup; +}; + +// --------------------------------------------------------------------------- +/** Helper structure representing a mesh whose faces have smoothing + groups assigned. This allows us to reuse the code for normal computations + from smoothings groups for several loaders (3DS, ASE). All of them + use face structures which inherit from #FaceWithSmoothingGroup, + but as they add extra members and need to be copied by value we + need to use a template here. + */ +template <class T> +struct MeshWithSmoothingGroups +{ + //! Vertex positions + std::vector<aiVector3D> mPositions; + + //! Face lists + std::vector<T> mFaces; + + //! List of normal vectors + std::vector<aiVector3D> mNormals; +}; + +// --------------------------------------------------------------------------- +/** Computes normal vectors for the mesh + */ +template <class T> +void ComputeNormalsWithSmoothingsGroups(MeshWithSmoothingGroups<T>& sMesh); + + +// include implementations +#include "SmoothingGroups.inl" + +#endif // !! AI_SMOOTHINGGROUPS_H_INC |