kc3-lang/ftgl/src/FTPoint.cpp

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• Hash : 8ee0d83b
  Author :
  Date : 2019-02-07T22:31:57
  

  fix (if possible) or silence (otherwise) compiler warnings

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• src/FTPoint.cpp

• /*
   * FTGL - OpenGL font library
   *
   * Copyright (c) 2001-2004 Henry Maddocks <ftgl@opengl.geek.nz>
   * Copyright (c) 2008 Sam Hocevar <sam@hocevar.net>
   *
   * Permission is hereby granted, free of charge, to any person obtaining
   * a copy of this software and associated documentation files (the
   * "Software"), to deal in the Software without restriction, including
   * without limitation the rights to use, copy, modify, merge, publish,
   * distribute, sublicense, and/or sell copies of the Software, and to
   * permit persons to whom the Software is furnished to do so, subject to
   * the following conditions:
   *
   * The above copyright notice and this permission notice shall be
   * included in all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
   * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
   * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
   * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
   * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
   * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
   * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
   */
  
  #include "config.h"
  
  #include <math.h>
  
  #include "FTGL/ftgl.h"
  
  #pragma GCC diagnostic push
  #pragma GCC diagnostic ignored "-Wfloat-equal"
  
  bool operator == (const FTPoint &a, const FTPoint &b)
  {
      return((a.values[0] == b.values[0]) && (a.values[1] == b.values[1]) && (a.values[2] == b.values[2]));
  }
  
  
  bool operator != (const FTPoint &a, const FTPoint &b)
  {
      return((a.values[0] != b.values[0]) || (a.values[1] != b.values[1]) || (a.values[2] != b.values[2]));
  }
  
  #pragma GCC diagnostic pop
  
  FTPoint FTPoint::Normalise()
  {
      double norm = sqrt(values[0] * values[0]
                         + values[1] * values[1]
                         + values[2] * values[2]);
      if(norm <= 0.0)
      {
          return *this;
      }
  
      FTPoint temp(values[0] / norm, values[1] / norm, values[2] / norm);
      return temp;
  }
  
  

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