src/glu/sgi/libutil/glue.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 */
  35
  36 #include <stdlib.h>
  37 #include "gluint.h"
  38
  39 static unsigned char *__gluNurbsErrors[] = {
  40     (unsigned char*) " ",
  41     (unsigned char*) "spline order un-supported",
  42     (unsigned char*) "too few knots",
  43     (unsigned char*) "valid knot range is empty",
  44     (unsigned char*) "decreasing knot sequence knot",
  45     (unsigned char*) "knot multiplicity greater than order of spline",
  46     (unsigned char*) "gluEndCurve() must follow gluBeginCurve()",
  47     (unsigned char*) "gluBeginCurve() must precede gluEndCurve()",
  48     (unsigned char*) "missing or extra geometric data",
  49     (unsigned char*) "can't draw piecewise linear trimming curves",
  50     (unsigned char*) "missing or extra domain data",
  51     (unsigned char*) "missing or extra domain data",
  52     (unsigned char*) "gluEndTrim() must precede gluEndSurface()",
  53     (unsigned char*) "gluBeginSurface() must precede gluEndSurface()",
  54     (unsigned char*) "curve of improper type passed as trim curve",
  55     (unsigned char*) "gluBeginSurface() must precede gluBeginTrim()",
  56     (unsigned char*) "gluEndTrim() must follow gluBeginTrim()",
  57     (unsigned char*) "gluBeginTrim() must precede gluEndTrim()",
  58     (unsigned char*) "invalid or missing trim curve",
  59     (unsigned char*) "gluBeginTrim() must precede gluPwlCurve()",
  60     (unsigned char*) "piecewise linear trimming curve referenced twice",
  61     (unsigned char*) "piecewise linear trimming curve and nurbs curve mixed",
  62     (unsigned char*) "improper usage of trim data type",
  63     (unsigned char*) "nurbs curve referenced twice",
  64     (unsigned char*) "nurbs curve and piecewise linear trimming curve mixed",
  65     (unsigned char*) "nurbs surface referenced twice",
  66     (unsigned char*) "invalid property",
  67     (unsigned char*) "gluEndSurface() must follow gluBeginSurface()",
  68     (unsigned char*) "intersecting or misoriented trim curves",
  69     (unsigned char*) "intersecting trim curves",
  70     (unsigned char*) "UNUSED",
  71     (unsigned char*) "unconnected trim curves",
  72     (unsigned char*) "unknown knot error",
  73     (unsigned char*) "negative vertex count encountered",
  74     (unsigned char*) "negative byte-stride encounteed",
  75     (unsigned char*) "unknown type descriptor",
  76     (unsigned char*) "null control point reference",
  77     (unsigned char*) "duplicate point on piecewise linear trimming curve",
  78 };
  79
  80 const unsigned char *__gluNURBSErrorString( int errnum )
  81 {
  82     return __gluNurbsErrors[errnum];
  83 }
  84
  85 static unsigned char *__gluTessErrors[] = {
  86     (unsigned char*) " ",
  87     (unsigned char*) "gluTessBeginPolygon() must precede a gluTessEndPolygon()",
  88     (unsigned char*) "gluTessBeginContour() must precede a gluTessEndContour()",
  89     (unsigned char*) "gluTessEndPolygon() must follow a gluTessBeginPolygon()",
  90     (unsigned char*) "gluTessEndContour() must follow a gluTessBeginContour()",
  91     (unsigned char*) "a coordinate is too large",
  92     (unsigned char*) "need combine callback",
  93 };
  94
  95 const unsigned char *__gluTessErrorString( int errnum )
  96 {
  97     return __gluTessErrors[errnum];
  98 } /* __glTessErrorString() */