Line data    Source code

       1              : /*
       2              :  * Copyright (c) 2009-2015:  G-CSC, Goethe University Frankfurt
       3              :  * Author: Sebastian Reiter
       4              :  * 
       5              :  * This file is part of UG4.
       6              :  * 
       7              :  * UG4 is free software: you can redistribute it and/or modify it under the
       8              :  * terms of the GNU Lesser General Public License version 3 (as published by the
       9              :  * Free Software Foundation) with the following additional attribution
      10              :  * requirements (according to LGPL/GPL v3 §7):
      11              :  * 
      12              :  * (1) The following notice must be displayed in the Appropriate Legal Notices
      13              :  * of covered and combined works: "Based on UG4 (www.ug4.org/license)".
      14              :  * 
      15              :  * (2) The following notice must be displayed at a prominent place in the
      16              :  * terminal output of covered works: "Based on UG4 (www.ug4.org/license)".
      17              :  * 
      18              :  * (3) The following bibliography is recommended for citation and must be
      19              :  * preserved in all covered files:
      20              :  * "Reiter, S., Vogel, A., Heppner, I., Rupp, M., and Wittum, G. A massively
      21              :  *   parallel geometric multigrid solver on hierarchically distributed grids.
      22              :  *   Computing and visualization in science 16, 4 (2013), 151-164"
      23              :  * "Vogel, A., Reiter, S., Rupp, M., Nägel, A., and Wittum, G. UG4 -- a novel
      24              :  *   flexible software system for simulating pde based models on high performance
      25              :  *   computers. Computing and visualization in science 16, 4 (2013), 165-179"
      26              :  * 
      27              :  * This program is distributed in the hope that it will be useful,
      28              :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      29              :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
      30              :  * GNU Lesser General Public License for more details.
      31              :  */
      32              : 
      33              : #include <string>
      34              : #include <vector>
      35              : #include "common/math/ugmath.h"
      36              : #include "../grid/grid.h"
      37              : #include "../common_attachments.h"
      38              : #include "../subset_handler.h"
      39              : 
      40              : #ifndef __H__LIB_GRID__FILE_IO_OBJ__
      41              : #define __H__LIB_GRID__FILE_IO_OBJ__
      42              : 
      43              : namespace ug
      44              : {
      45              : 
      46              : ////////////////////////////////////////////////////////////////////////
      47              : //      OBJMaterial
      48              : ///     holds information about the materials in the obj-file.
      49            0 : struct OBJMaterial
      50              : {
      51              :         std::string     m_strName;
      52              :         std::string     m_strTextureDiffuse;
      53              :         vector4                 m_vDiffuse;
      54              :         float                   m_fAlpha;
      55              : };
      56              : 
      57              : ////////////////////////////////////////////////////////////////////////
      58              : //      LoadGridFromOBJ
      59              : ///     Loads a file from a wavefront '.obj' file. Fills optional subset-infos.
      60              : /**
      61              :  * paTex, pSubsetHandler and pvMaterials may be specified optionally.
      62              :  * aPos and paTex are used as vertex-attachments.
      63              :  *
      64              :  * \param grid: Grid
      65              :  * \param filename: Filename
      66              :  * \param aPos: position attachment
      67              :  * \param paTexCoord: vertex attachment. If specified texture coords will be stored in the
      68              :  *              grids vertices.
      69              :  *
      70              :  * \param pSubsetHandler: if specified then faces are assigned to subsets depending
      71              :  *              on their associated objects.
      72              :  *
      73              :  * \param pvMaterials: Holds material data.
      74              :  */
      75              : bool LoadGridFromOBJ(Grid& grid, const char* filename, AVector3& aPos = aPosition,
      76              :                 AVector2* paTexCoord = NULL,
      77              :                 ISubsetHandler* pSubsetHandler = NULL,
      78              :                 std::vector<OBJMaterial>* pvMaterials = NULL);
      79              : 
      80              : ////////////////////////////////////////////////////////////////////////
      81              : //      saves a file to obj
      82              : ///     Saves a file from a wavefront '.obj' file. Writes optional subset-infos.
      83              : bool SaveGridToOBJ(Grid& grid, const char* filename, AVector3& aPos = aPosition,
      84              :                 AVector2* paTexCoord = NULL,
      85              :                 ISubsetHandler* pSubsetHandler = NULL,
      86              :                 std::vector<OBJMaterial>* pvMaterials = NULL);
      87              : };
      88              : 
      89              : #endif