reactos/dll/win32/glu32/libutil/error.c

   1 /*
   2 ** License Applicability. Except to the extent portions of this file are
   3 ** made subject to an alternative license as permitted in the SGI Free
   4 ** Software License B, Version 1.1 (the "License"), the contents of this
   5 ** file are subject only to the provisions of the License. You may not use
   6 ** this file except in compliance with the License. You may obtain a copy
   7 ** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
   8 ** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
   9 **
  10 ** http://oss.sgi.com/projects/FreeB
  11 **
  12 ** Note that, as provided in the License, the Software is distributed on an
  13 ** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
  14 ** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
  15 ** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
  16 ** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
  17 **
  18 ** Original Code. The Original Code is: OpenGL Sample Implementation,
  19 ** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
  20 ** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
  21 ** Copyright in any portions created by third parties is as indicated
  22 ** elsewhere herein. All Rights Reserved.
  23 **
  24 ** Additional Notice Provisions: The application programming interfaces
  25 ** established by SGI in conjunction with the Original Code are The
  26 ** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
  27 ** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
  28 ** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
  29 ** Window System(R) (Version 1.3), released October 19, 1998. This software
  30 ** was created using the OpenGL(R) version 1.2.1 Sample Implementation
  31 ** published by SGI, but has not been independently verified as being
  32 ** compliant with the OpenGL(R) version 1.2.1 Specification.
  33 **
  34 ** $Date$ $Revision: 1.1 $
  35 ** $Header: /cygdrive/c/RCVS/CVS/ReactOS/reactos/lib/glu32/libutil/error.c,v 1.1 2004/02/02 16:39:15 navaraf Exp $
  36 */
  37
  38 #include "gluos.h"
  39 #include "gluint.h"
  40 #include <GL/gl.h>
  41 #include <GL/glext.h>
  42 #include <GL/glu.h>
  43 #include <stdio.h>
  44 #include <stdlib.h>
  45
  46 static const char *glErrorStrings[GL_OUT_OF_MEMORY - GL_INVALID_ENUM + 1] = {
  47     "invalid enumerant",
  48     "invalid value",
  49     "invalid operation",
  50     "stack overflow",
  51     "stack underflow",
  52     "out of memory",
  53 };
  54
  55 static const char *gluErrorStrings[GLU_INVALID_OPERATION - GLU_INVALID_ENUM + 1] = {
  56     "invalid enumerant",
  57     "invalid value",
  58     "out of memory",
  59     "",                         /* never used but need placeholder */
  60     "invalid operation",
  61 };
  62
  63 #define NERRORS (sizeof(errorStrings)/sizeof(errorStrings[0]))
  64
  65 const GLubyte* GLAPIENTRY
  66 gluErrorString(GLenum errorCode)
  67 {
  68     if (errorCode == 0) {
  69         return (const unsigned char *) "no error";
  70     }
  71     if ((errorCode >= GL_INVALID_ENUM) && (errorCode <= GL_OUT_OF_MEMORY)) {
  72         return (const unsigned char *) glErrorStrings[errorCode - GL_INVALID_ENUM];
  73     }
  74     if (errorCode == GL_TABLE_TOO_LARGE) {
  75         return (const unsigned char *) "table too large";
  76     }
  77     if ((errorCode >= GLU_INVALID_ENUM) && (errorCode <= GLU_INVALID_OPERATION)) {
  78         return (const unsigned char *) gluErrorStrings[errorCode - GLU_INVALID_ENUM];
  79     }
  80     if ((errorCode >= GLU_NURBS_ERROR1) && (errorCode <= GLU_NURBS_ERROR37)) {
  81         return (const unsigned char *) __gluNURBSErrorString(errorCode - (GLU_NURBS_ERROR1 - 1));
  82     }
  83     if ((errorCode >= GLU_TESS_ERROR1) && (errorCode <= GLU_TESS_ERROR8)) {
  84         return (const unsigned char *) __gluTessErrorString(errorCode - (GLU_TESS_ERROR1 - 1));
  85     }
  86
  87     return 0;
  88 }
  89