202 lines
7.5 KiB
C++
202 lines
7.5 KiB
C++
/* ========================================================================= *
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* *
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* OpenMesh *
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* Copyright (c) 2001-2015, RWTH-Aachen University *
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* Department of Computer Graphics and Multimedia *
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* All rights reserved. *
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* www.openmesh.org *
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* *
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*---------------------------------------------------------------------------*
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* This file is part of OpenMesh. *
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*---------------------------------------------------------------------------*
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* *
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* Redistribution and use in source and binary forms, with or without *
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* modification, are permitted provided that the following conditions *
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* are met: *
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* *
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* 1. Redistributions of source code must retain the above copyright notice, *
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* this list of conditions and the following disclaimer. *
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* *
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* 2. Redistributions in binary form must reproduce the above copyright *
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* notice, this list of conditions and the following disclaimer in the *
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* documentation and/or other materials provided with the distribution. *
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* *
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* 3. Neither the name of the copyright holder nor the names of its *
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* contributors may be used to endorse or promote products derived from *
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* this software without specific prior written permission. *
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* *
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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 LIMITED *
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER *
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* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, *
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, *
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR *
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF *
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING *
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS *
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
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* *
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* ========================================================================= */
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/*===========================================================================*\
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* *
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* $Revision$ *
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* $Date$ *
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* *
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\*===========================================================================*/
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//=============================================================================
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//
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// Implements an reader module for OBJ files
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//
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//=============================================================================
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#ifndef __OBJREADER_HH__
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#define __OBJREADER_HH__
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//=== INCLUDES ================================================================
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#include <iosfwd>
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#include <string>
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#include <map>
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#include <OpenMesh/Core/System/config.h>
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#include <OpenMesh/Core/Utils/SingletonT.hh>
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#include <OpenMesh/Core/IO/importer/BaseImporter.hh>
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#include <OpenMesh/Core/IO/reader/BaseReader.hh>
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//== NAMESPACES ===============================================================
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namespace OpenMesh {
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namespace IO {
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//== IMPLEMENTATION ===========================================================
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/**
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Implementation of the OBJ format reader.
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*/
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class OPENMESHDLLEXPORT _OBJReader_ : public BaseReader
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{
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public:
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_OBJReader_();
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virtual ~_OBJReader_() { }
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std::string get_description() const { return "Alias/Wavefront"; }
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std::string get_extensions() const { return "obj"; }
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bool read(const std::string& _filename,
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BaseImporter& _bi,
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Options& _opt);
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bool read(std::istream& _in,
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BaseImporter& _bi,
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Options& _opt);
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private:
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#ifndef DOXY_IGNORE_THIS
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class Material
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{
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public:
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Material() { cleanup(); }
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void cleanup()
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{
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Kd_is_set_ = false;
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Ka_is_set_ = false;
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Ks_is_set_ = false;
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Tr_is_set_ = false;
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map_Kd_is_set_ = false;
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}
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bool is_valid(void) const
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{ return Kd_is_set_ || Ka_is_set_ || Ks_is_set_ || Tr_is_set_ || map_Kd_is_set_; }
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bool has_Kd(void) { return Kd_is_set_; }
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bool has_Ka(void) { return Ka_is_set_; }
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bool has_Ks(void) { return Ks_is_set_; }
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bool has_Tr(void) { return Tr_is_set_; }
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bool has_map_Kd(void) { return map_Kd_is_set_; }
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void set_Kd( float r, float g, float b )
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{ Kd_=Vec3f(r,g,b); Kd_is_set_=true; }
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void set_Ka( float r, float g, float b )
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{ Ka_=Vec3f(r,g,b); Ka_is_set_=true; }
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void set_Ks( float r, float g, float b )
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{ Ks_=Vec3f(r,g,b); Ks_is_set_=true; }
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void set_Tr( float t )
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{ Tr_=t; Tr_is_set_=true; }
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void set_map_Kd( std::string _name, int _index_Kd )
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{ map_Kd_ = _name, index_Kd_ = _index_Kd; map_Kd_is_set_ = true; };
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const Vec3f& Kd( void ) const { return Kd_; }
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const Vec3f& Ka( void ) const { return Ka_; }
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const Vec3f& Ks( void ) const { return Ks_; }
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float Tr( void ) const { return Tr_; }
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const std::string& map_Kd( void ) { return map_Kd_ ; }
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const int& map_Kd_index( void ) { return index_Kd_ ; }
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private:
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Vec3f Kd_; bool Kd_is_set_; // diffuse
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Vec3f Ka_; bool Ka_is_set_; // ambient
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Vec3f Ks_; bool Ks_is_set_; // specular
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float Tr_; bool Tr_is_set_; // transperency
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std::string map_Kd_; int index_Kd_; bool map_Kd_is_set_; // Texture
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};
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#endif
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typedef std::map<std::string, Material> MaterialList;
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MaterialList materials_;
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bool read_material( std::fstream& _in );
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private:
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bool read_vertices(std::istream& _in, BaseImporter& _bi, Options& _opt,
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std::vector<Vec3f> & normals,
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std::vector<Vec3f> & colors,
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std::vector<Vec3f> & texcoords3d,
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std::vector<Vec2f> & texcoords,
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std::vector<VertexHandle> & vertexHandles,
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Options & fileOptions);
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std::string path_;
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};
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//== TYPE DEFINITION ==========================================================
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extern _OBJReader_ __OBJReaderInstance;
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OPENMESHDLLEXPORT _OBJReader_& OBJReader();
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//=============================================================================
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} // namespace IO
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} // namespace OpenMesh
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//=============================================================================
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#endif
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//=============================================================================
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