geo/tcGeoData.cpp

   1 /***************************************************************************
   2  *   This file is part of Tecorrec.                                        *
   3  *   Copyright 2008 James Hogan <james@albanarts.com>                      *
   4  *                                                                         *
   5  *   Tecorrec is free software: you can redistribute it and/or modify      *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation, either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   Tecorrec is distributed in the hope that it will be useful,           *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with Tecorrec.  If not, write to the Free Software Foundation,  *
  17  *   Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.   *
  18  ***************************************************************************/
  19
  20 /**
  21  * @file tcGeoData.cpp
  22  * @brief Data for a section of the globe.
  23  */
  24
  25 #include "tcGeoData.h"
  26 #include <glVector.h>
  27
  28 #include <GL/gl.h>
  29
  30 /*
  31  * Constructors + destructor
  32  */
  33
  34 /// Primary constructor.
  35 tcGeoData::tcGeoData(DataType type)
  36 : m_type(type)
  37 {
  38 }
  39
  40 /// Destructor.
  41 tcGeoData::~tcGeoData()
  42 {
  43 }
  44
  45 /*
  46  * Rendering
  47  */
  48
  49 /// Render schematic drawing.
  50 void tcGeoData::renderSchematic(double meanRadius, tcObserver* const observer)
  51 {
  52   double boxHeight[2] = {1.0, 1.005};
  53   glColor3f(1.0f, 0.0f, 1.0f);
  54   for (int i = 0; i < 2; ++i)
  55   {
  56     glBegin(GL_LINE_LOOP);
  57     {
  58       glVertex3((meanRadius*boxHeight[i]) * (GLvec3d)m_coordinates[0][0]);
  59       glVertex3((meanRadius*boxHeight[i]) * (GLvec3d)m_coordinates[0][1]);
  60       glVertex3((meanRadius*boxHeight[i]) * (GLvec3d)m_coordinates[1][1]);
  61       glVertex3((meanRadius*boxHeight[i]) * (GLvec3d)m_coordinates[1][0]);
  62     }
  63     glEnd();
  64   }
  65   glBegin(GL_LINES);
  66   {
  67     for (int i = 0; i < 2; ++i)
  68     {
  69       for (int j = 0; j < 2; ++j)
  70       {
  71         glVertex3((meanRadius*boxHeight[0]) * (GLvec3d)m_coordinates[i][j]);
  72         glVertex3((meanRadius*boxHeight[1]) * (GLvec3d)m_coordinates[i][j]);
  73       }
  74     }
  75   }
  76   glEnd();
  77 }