src/obj_clock.cxx

   1 /*
   2  * clock.cxx
   3  * Daniel Nelson - 11/2/0
   4  *
   5  * Copyright (C) 2000  Daniel Nelson
   6  * Copyright (C) 2004  Andrew Sayman
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License
  10  * as published by the Free Software Foundation; either version 2
  11  * of the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  21  *
  22  * Daniel Nelson - aluminumangel.org
  23  * 174 W. 18th Ave.
  24  * Columbus, OH  43210
  25  *
  26  * Generates the textures for the clock.
  27  */
  28
  29 #include <GL/glut.h>
  30
  31 #ifndef _WIN32
  32 #else
  33 #  include <glext.h>
  34 #endif
  35
  36 using namespace std;
  37
  38 #include "TextureLoader.h"
  39 #include "Game.h"
  40 #include "Displayer.h"
  41
  42 GLuint Displayer::clock_digit_textures[11];
  43
  44 const char *clock_digit_texture_files[11]
  45  = { GC_DATA_DIRECTORY "clock_0.tga",
  46      GC_DATA_DIRECTORY "clock_1.tga",
  47      GC_DATA_DIRECTORY "clock_2.tga",
  48      GC_DATA_DIRECTORY "clock_3.tga",
  49      GC_DATA_DIRECTORY "clock_4.tga",
  50      GC_DATA_DIRECTORY "clock_5.tga",
  51      GC_DATA_DIRECTORY "clock_6.tga",
  52      GC_DATA_DIRECTORY "clock_7.tga",
  53      GC_DATA_DIRECTORY "clock_8.tga",
  54      GC_DATA_DIRECTORY "clock_9.tga",
  55      GC_DATA_DIRECTORY "clock_extra.tga" };
  56
  57 void Displayer::generateClock (   )
  58 {
  59   GLubyte *texture;
  60
  61   glGenTextures(11, clock_digit_textures);
  62
  63   for (int n = 11; n--; ) {
  64
  65     glBindTexture(GL_TEXTURE_2D, clock_digit_textures[n]);
  66
  67     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
  68     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
  69     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
  70     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
  71
  72     texture = TextureLoader::loadAlphaTGA(clock_digit_texture_files[n],
  73      DC_CLOCK_TEX_LENGTH, DC_CLOCK_TEX_LENGTH);
  74
  75     glTexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA, DC_CLOCK_TEX_LENGTH,
  76      DC_CLOCK_TEX_LENGTH, GL_FALSE, GL_ALPHA, GL_UNSIGNED_BYTE, texture);
  77
  78     if (texture != null) {
  79       delete [] texture;
  80       texture = null;
  81     }
  82   }
  83 }