~karl-qdh/nux/nux.gtkentry-wrapper

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/*
 * Copyright 2010 Inalogic Inc.
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License version 3, as
 * published by the  Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranties of
 * MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR
 * PURPOSE.  See the applicable version of the GNU Lesser General Public
 * License for more details.
 *
 * You should have received a copy of both the GNU Lesser General Public
 * License version 3 along with this program.  If not, see
 * <http://www.gnu.org/licenses/>
 *
 * Authored by: Jay Taoko <jaytaoko@inalogic.com>
 *
 */

#include "GLResource.h"
#include "FontTexture.h"
#include "GLError.h"

namespace nux
{
#ifdef NUX_DEBUG
  static bool bBreakOnGLErrors = FALSE;
#endif

// WARNING: never call glGetError between glBegin and glEnd.
  int CheckGLError (const TCHAR *GLcall, const TCHAR *file, int line)
  {
    GLenum glErr;
    int    retCode = 0;

    while ( (glErr = glGetError() ) != GL_NO_ERROR)
    {

      switch (glErr)
      {
        case GL_INVALID_ENUM:
          nuxWarningMsg (TEXT ("[CheckGLError] GL_INVALID_ENUM error in File %s at line: %d"), file, line);
          break;
        case GL_INVALID_VALUE:
          nuxWarningMsg (TEXT ("[CheckGLError] GL_INVALID_VALUE error in File %s at line: %d"), file, line);
          break;
        case GL_INVALID_OPERATION:
          nuxWarningMsg (TEXT ("[CheckGLError] GL_INVALID_OPERATION error in File %s at line: %d"), file, line);
          break;
        case GL_STACK_OVERFLOW:
          nuxWarningMsg (TEXT ("[CheckGLError] GL_STACK_OVERFLOW error in File %s at line: %d"), file, line);
          break;
        case GL_STACK_UNDERFLOW:
          nuxWarningMsg (TEXT ("[CheckGLError] GL_STACK_UNDERFLOW error in File %s at line: %d"), file, line);
          break;
        case GL_OUT_OF_MEMORY:
          nuxWarningMsg (TEXT ("[CheckGLError] GL_OUT_OF_MEMORY error in File %s at line: %d"), file, line);
          break;
        default:
          nuxWarningMsg (TEXT ("[CheckGLError] UNKNOWN ERROR in File %s at line: %d"), file, line);
      }

      nuxWarningMsg (TEXT ("[CheckGLError] OpenGL Error %d ( %s )  in File %s at line: %d \n"), glErr, ANSI_TO_TCHAR (gluErrorString (glErr) ), ANSI_TO_TCHAR (file), line);
      retCode = 1;

#ifdef NUX_DEBUG

      // break on errors if asked to
      if (bBreakOnGLErrors)
#endif
        inlDebugBreak();
    }

    return retCode;
  }

}