From 058f98a63658dc1a2579826ba167fd61bed1e21f Mon Sep 17 00:00:00 2001 From: sanine Date: Fri, 4 Mar 2022 10:47:15 -0600 Subject: add assimp submodule --- .../assimp-master/include/assimp/Subdivision.h | 134 +++++++++++++++++++++ 1 file changed, 134 insertions(+) create mode 100644 src/mesh/assimp-master/include/assimp/Subdivision.h (limited to 'src/mesh/assimp-master/include/assimp/Subdivision.h') diff --git a/src/mesh/assimp-master/include/assimp/Subdivision.h b/src/mesh/assimp-master/include/assimp/Subdivision.h new file mode 100644 index 0000000..9dfb389 --- /dev/null +++ b/src/mesh/assimp-master/include/assimp/Subdivision.h @@ -0,0 +1,134 @@ +/* +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 helper class to evaluate subdivision surfaces.*/ +#pragma once +#ifndef AI_SUBDISIVION_H_INC +#define AI_SUBDISIVION_H_INC + +#ifdef __GNUC__ +# pragma GCC system_header +#endif + +#include + +struct aiMesh; + +namespace Assimp { + +// ------------------------------------------------------------------------------ +/** Helper class to evaluate subdivision surfaces. Different algorithms + * are provided for choice. */ +// ------------------------------------------------------------------------------ +class ASSIMP_API Subdivider { +public: + + /** Enumerates all supported subvidision algorithms */ + enum Algorithm { + CATMULL_CLARKE = 0x1 + }; + + virtual ~Subdivider(); + + // --------------------------------------------------------------- + /** Create a subdivider of a specific type + * + * @param algo Algorithm to be used for subdivision + * @return Subdivider instance. */ + static Subdivider* Create (Algorithm algo); + + // --------------------------------------------------------------- + /** Subdivide a mesh using the selected algorithm + * + * @param mesh First mesh to be subdivided. Must be in verbose + * format. + * @param out Receives the output mesh, allocated by me. + * @param num Number of subdivisions to perform. + * @param discard_input If true is passed, the input mesh is + * deleted after the subdivision is complete. This can + * improve performance because it allows the optimization + * to reuse the existing mesh for intermediate results. + * @pre out!=mesh*/ + virtual void Subdivide ( aiMesh* mesh, + aiMesh*& out, unsigned int num, + bool discard_input = false) = 0; + + // --------------------------------------------------------------- + /** Subdivide multiple meshes using the selected algorithm. This + * avoids erroneous smoothing on objects consisting of multiple + * per-material meshes. Usually, most 3d modellers smooth on a + * per-object base, regardless the materials assigned to the + * meshes. + * + * @param smesh Array of meshes to be subdivided. Must be in + * verbose format. + * @param nmesh Number of meshes in smesh. + * @param out Receives the output meshes. The array must be + * sufficiently large (at least @c nmesh elements) and may not + * overlap the input array. Output meshes map one-to-one to + * their corresponding input meshes. The meshes are allocated + * by the function. + * @param discard_input If true is passed, input meshes are + * deleted after the subdivision is complete. This can + * improve performance because it allows the optimization + * of reusing existing meshes for intermediate results. + * @param num Number of subdivisions to perform. + * @pre nmesh != 0, smesh and out may not overlap*/ + virtual void Subdivide ( + aiMesh** smesh, + size_t nmesh, + aiMesh** out, + unsigned int num, + bool discard_input = false) = 0; + +}; + +inline +Subdivider::~Subdivider() { + // empty +} + +} // end namespace Assimp + + +#endif // !! AI_SUBDISIVION_H_INC + -- cgit v1.2.1