1 /* $Id: glu.h,v 1.5 1999/09/14 03:23:08 gareth Exp $ */
4 * Mesa 3-D graphics library
6 * Copyright (C) 1995-1999 Brian Paul
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Library General Public
10 * License as published by the Free Software Foundation; either
11 * version 2 of the License, or (at your option) any later version.
13 * This library 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 GNU
16 * Library General Public License for more details.
18 * You should have received a copy of the GNU Library General Public
19 * License along with this library; if not, write to the Free
20 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26 * Revision 1.5 1999/09/14 03:23:08 gareth
27 * Fixed GLUtriangulatorObj again (spelling).
29 * Revision 1.4 1999/09/14 01:32:58 gareth
30 * Fixed definition of GLUtriangluatorObj for 1.3 tessellator.
32 * Revision 1.3 1999/09/11 11:34:21 brianp
33 * added GLU_EXT_get_proc_address
35 * Revision 1.2 1999/09/10 02:08:18 gareth
36 * Added GLU 1.3 tessellation (except winding rule code).
38 * Revision 1.1.1.1 1999/08/19 00:55:40 jtg
41 * Revision 3.6 1999/02/14 03:39:45 brianp
44 * Revision 3.5 1999/01/03 03:02:55 brianp
45 * now using GLAPI and GLAPIENTRY keywords, misc Windows changes (Ted Jump)
47 * Revision 3.4 1998/12/01 02:34:27 brianp
48 * applied Mark Kilgard's patches from November 30, 1998
50 * Revision 3.3 1998/11/17 01:14:02 brianp
51 * minor changes for OpenStep compilation (pete@ohm.york.ac.uk)
53 * Revision 3.2 1998/07/26 01:36:27 brianp
54 * changes for Windows compilation per Ted Jump
56 * Revision 3.1 1998/06/23 00:33:08 brianp
57 * added some WIN32 APIENTRY, CALLBACK stuff (Eric Lassauge)
59 * Revision 3.0 1998/02/20 05:06:01 brianp
69 #if defined(USE_MGL_NAMESPACE)
70 #include "glu_mangle.h"
81 /* to facilitate clean DLL building ... */
82 #if !defined(OPENSTEP) && (defined(__WIN32__) || defined(__CYGWIN32__))
83 # if defined(_MSC_VER) && defined(BUILD_GLU32) /* tag specify we're building mesa as a DLL */
84 # define GLUAPI __declspec(dllexport)
85 # elif defined(_MSC_VER) && defined(_DLL) /* tag specifying we're building for DLL runtime support */
86 # define GLUAPI __declspec(dllimport)
87 # else /* for use with static link lib build of Win32 edition only */
88 # define GLUAPI extern
89 # endif /* _STATIC_MESA support */
91 # define GLUAPI extern
92 #endif /* WIN32 / CYGWIN32 bracket */
95 #pragma enumsalwaysint on
96 #if PRAGMA_IMPORT_SUPPORTED
102 #define GLU_VERSION_1_1 1
103 #define GLU_VERSION_1_2 1
106 #define GLU_TRUE GL_TRUE
107 #define GLU_FALSE GL_FALSE
116 /* Quadric draw styles */
120 GLU_SILHOUETTE
= 100013,
122 /* Quadric orientation */
123 GLU_OUTSIDE
= 100020,
127 GLU_TESS_BEGIN
= 100100,
128 GLU_TESS_VERTEX
= 100101,
129 GLU_TESS_END
= 100102,
130 GLU_TESS_ERROR
= 100103,
131 GLU_TESS_EDGE_FLAG
= 100104,
132 GLU_TESS_COMBINE
= 100105,
134 GLU_TESS_BEGIN_DATA
= 100106,
135 GLU_TESS_VERTEX_DATA
= 100107,
136 GLU_TESS_END_DATA
= 100108,
137 GLU_TESS_ERROR_DATA
= 100109,
138 GLU_TESS_EDGE_FLAG_DATA
= 100110,
139 GLU_TESS_COMBINE_DATA
= 100111,
142 GLU_TESS_WINDING_ODD
= 100130,
143 GLU_TESS_WINDING_NONZERO
= 100131,
144 GLU_TESS_WINDING_POSITIVE
= 100132,
145 GLU_TESS_WINDING_NEGATIVE
= 100133,
146 GLU_TESS_WINDING_ABS_GEQ_TWO
= 100134,
148 /* Tessellation properties */
149 GLU_TESS_WINDING_RULE
= 100140,
150 GLU_TESS_BOUNDARY_ONLY
= 100141,
151 GLU_TESS_TOLERANCE
= 100142,
153 /* Tessellation errors */
154 GLU_TESS_ERROR1
= 100151, /* Missing gluBeginPolygon */
155 GLU_TESS_ERROR2
= 100152, /* Missing gluBeginContour */
156 GLU_TESS_ERROR3
= 100153, /* Missing gluEndPolygon */
157 GLU_TESS_ERROR4
= 100154, /* Missing gluEndContour */
158 GLU_TESS_ERROR5
= 100155, /* */
159 GLU_TESS_ERROR6
= 100156, /* */
160 GLU_TESS_ERROR7
= 100157, /* */
161 GLU_TESS_ERROR8
= 100158, /* */
164 GLU_AUTO_LOAD_MATRIX
= 100200,
165 GLU_CULLING
= 100201,
166 GLU_PARAMETRIC_TOLERANCE
= 100202,
167 GLU_SAMPLING_TOLERANCE
= 100203,
168 GLU_DISPLAY_MODE
= 100204,
169 GLU_SAMPLING_METHOD
= 100205,
173 GLU_PATH_LENGTH
= 100215,
174 GLU_PARAMETRIC_ERROR
= 100216,
175 GLU_DOMAIN_DISTANCE
= 100217,
177 GLU_MAP1_TRIM_2
= 100210,
178 GLU_MAP1_TRIM_3
= 100211,
180 GLU_OUTLINE_POLYGON
= 100240,
181 GLU_OUTLINE_PATCH
= 100241,
183 GLU_NURBS_ERROR1
= 100251, /* spline order un-supported */
184 GLU_NURBS_ERROR2
= 100252, /* too few knots */
185 GLU_NURBS_ERROR3
= 100253, /* valid knot range is empty */
186 GLU_NURBS_ERROR4
= 100254, /* decreasing knot sequence */
187 GLU_NURBS_ERROR5
= 100255, /* knot multiplicity > spline order */
188 GLU_NURBS_ERROR6
= 100256, /* endcurve() must follow bgncurve() */
189 GLU_NURBS_ERROR7
= 100257, /* bgncurve() must precede endcurve() */
190 GLU_NURBS_ERROR8
= 100258, /* ctrlarray or knot vector is NULL */
191 GLU_NURBS_ERROR9
= 100259, /* can't draw pwlcurves */
192 GLU_NURBS_ERROR10
= 100260, /* missing gluNurbsCurve() */
193 GLU_NURBS_ERROR11
= 100261, /* missing gluNurbsSurface() */
194 GLU_NURBS_ERROR12
= 100262, /* endtrim() must precede endsurface() */
195 GLU_NURBS_ERROR13
= 100263, /* bgnsurface() must precede endsurface() */
196 GLU_NURBS_ERROR14
= 100264, /* curve of improper type passed as trim curve */
197 GLU_NURBS_ERROR15
= 100265, /* bgnsurface() must precede bgntrim() */
198 GLU_NURBS_ERROR16
= 100266, /* endtrim() must follow bgntrim() */
199 GLU_NURBS_ERROR17
= 100267, /* bgntrim() must precede endtrim()*/
200 GLU_NURBS_ERROR18
= 100268, /* invalid or missing trim curve*/
201 GLU_NURBS_ERROR19
= 100269, /* bgntrim() must precede pwlcurve() */
202 GLU_NURBS_ERROR20
= 100270, /* pwlcurve referenced twice*/
203 GLU_NURBS_ERROR21
= 100271, /* pwlcurve and nurbscurve mixed */
204 GLU_NURBS_ERROR22
= 100272, /* improper usage of trim data type */
205 GLU_NURBS_ERROR23
= 100273, /* nurbscurve referenced twice */
206 GLU_NURBS_ERROR24
= 100274, /* nurbscurve and pwlcurve mixed */
207 GLU_NURBS_ERROR25
= 100275, /* nurbssurface referenced twice */
208 GLU_NURBS_ERROR26
= 100276, /* invalid property */
209 GLU_NURBS_ERROR27
= 100277, /* endsurface() must follow bgnsurface() */
210 GLU_NURBS_ERROR28
= 100278, /* intersecting or misoriented trim curves */
211 GLU_NURBS_ERROR29
= 100279, /* intersecting trim curves */
212 GLU_NURBS_ERROR30
= 100280, /* UNUSED */
213 GLU_NURBS_ERROR31
= 100281, /* unconnected trim curves */
214 GLU_NURBS_ERROR32
= 100282, /* unknown knot error */
215 GLU_NURBS_ERROR33
= 100283, /* negative vertex count encountered */
216 GLU_NURBS_ERROR34
= 100284, /* negative byte-stride */
217 GLU_NURBS_ERROR35
= 100285, /* unknown type descriptor */
218 GLU_NURBS_ERROR36
= 100286, /* null control point reference */
219 GLU_NURBS_ERROR37
= 100287, /* duplicate point on pwlcurve */
222 GLU_INVALID_ENUM
= 100900,
223 GLU_INVALID_VALUE
= 100901,
224 GLU_OUT_OF_MEMORY
= 100902,
225 GLU_INCOMPATIBLE_GL_VERSION
= 100903,
228 GLU_VERSION
= 100800,
229 GLU_EXTENSIONS
= 100801,
231 /*** GLU 1.0 tessellation - obsolete! ***/
236 GLU_INTERIOR
= 100122,
237 GLU_EXTERIOR
= 100123,
238 GLU_UNKNOWN
= 100124,
241 GLU_BEGIN
= GLU_TESS_BEGIN
,
242 GLU_VERTEX
= GLU_TESS_VERTEX
,
243 GLU_END
= GLU_TESS_END
,
244 GLU_ERROR
= GLU_TESS_ERROR
,
245 GLU_EDGE_FLAG
= GLU_TESS_EDGE_FLAG
250 * These are the GLU 1.1 typedefs. GLU 1.3 has different ones!
252 #if defined(__BEOS__)
253 /* The BeOS does something funky and makes these typedefs in one
254 * of its system headers.
257 typedef struct GLUquadric GLUquadricObj
;
258 typedef struct GLUnurbs GLUnurbsObj
;
260 /* FIXME: We need to implement the other 1.3 typedefs - GH */
261 typedef struct GLUtesselator GLUtesselator
;
262 typedef GLUtesselator GLUtriangulatorObj
;
267 #if defined(__BEOS__) || defined(__QUICKDRAW__)
274 * Miscellaneous functions
278 GLUAPI
void GLAPIENTRY
gluLookAt( GLdouble eyex
, GLdouble eyey
, GLdouble eyez
,
279 GLdouble centerx
, GLdouble centery
,
281 GLdouble upx
, GLdouble upy
, GLdouble upz
);
284 GLUAPI
void GLAPIENTRY
gluOrtho2D( GLdouble left
, GLdouble right
,
285 GLdouble bottom
, GLdouble top
);
288 GLUAPI
void GLAPIENTRY
gluPerspective( GLdouble fovy
, GLdouble aspect
,
289 GLdouble zNear
, GLdouble zFar
);
292 GLUAPI
void GLAPIENTRY
gluPickMatrix( GLdouble x
, GLdouble y
,
293 GLdouble width
, GLdouble height
,
294 const GLint viewport
[4] );
296 GLUAPI GLint GLAPIENTRY
gluProject( GLdouble objx
, GLdouble objy
, GLdouble objz
,
297 const GLdouble modelMatrix
[16],
298 const GLdouble projMatrix
[16],
299 const GLint viewport
[4],
300 GLdouble
*winx
, GLdouble
*winy
,
303 GLUAPI GLint GLAPIENTRY
gluUnProject( GLdouble winx
, GLdouble winy
,
305 const GLdouble modelMatrix
[16],
306 const GLdouble projMatrix
[16],
307 const GLint viewport
[4],
308 GLdouble
*objx
, GLdouble
*objy
,
311 GLUAPI
const GLubyte
* GLAPIENTRY
gluErrorString( GLenum errorCode
);
317 * Mipmapping and image scaling
321 GLUAPI GLint GLAPIENTRY
gluScaleImage( GLenum format
,
322 GLint widthin
, GLint heightin
,
323 GLenum typein
, const void *datain
,
324 GLint widthout
, GLint heightout
,
325 GLenum typeout
, void *dataout
);
327 GLUAPI GLint GLAPIENTRY
gluBuild1DMipmaps( GLenum target
, GLint components
,
328 GLint width
, GLenum format
,
329 GLenum type
, const void *data
);
331 GLUAPI GLint GLAPIENTRY
gluBuild2DMipmaps( GLenum target
, GLint components
,
332 GLint width
, GLint height
,
334 GLenum type
, const void *data
);
344 GLUAPI GLUquadricObj
* GLAPIENTRY
gluNewQuadric( void );
346 GLUAPI
void GLAPIENTRY
gluDeleteQuadric( GLUquadricObj
*state
);
348 GLUAPI
void GLAPIENTRY
gluQuadricDrawStyle( GLUquadricObj
*quadObject
,
351 GLUAPI
void GLAPIENTRY
gluQuadricOrientation( GLUquadricObj
*quadObject
,
352 GLenum orientation
);
354 GLUAPI
void GLAPIENTRY
gluQuadricNormals( GLUquadricObj
*quadObject
,
357 GLUAPI
void GLAPIENTRY
gluQuadricTexture( GLUquadricObj
*quadObject
,
358 GLboolean textureCoords
);
360 GLUAPI
void GLAPIENTRY
gluQuadricCallback( GLUquadricObj
*qobj
,
361 GLenum which
, void (GLCALLBACK
*fn
)() );
363 GLUAPI
void GLAPIENTRY
gluCylinder( GLUquadricObj
*qobj
,
367 GLint slices
, GLint stacks
);
369 GLUAPI
void GLAPIENTRY
gluSphere( GLUquadricObj
*qobj
,
370 GLdouble radius
, GLint slices
, GLint stacks
);
372 GLUAPI
void GLAPIENTRY
gluDisk( GLUquadricObj
*qobj
,
373 GLdouble innerRadius
, GLdouble outerRadius
,
374 GLint slices
, GLint loops
);
376 GLUAPI
void GLAPIENTRY
gluPartialDisk( GLUquadricObj
*qobj
, GLdouble innerRadius
,
377 GLdouble outerRadius
, GLint slices
,
378 GLint loops
, GLdouble startAngle
,
379 GLdouble sweepAngle
);
389 GLUAPI GLUnurbsObj
* GLAPIENTRY
gluNewNurbsRenderer( void );
391 GLUAPI
void GLAPIENTRY
gluDeleteNurbsRenderer( GLUnurbsObj
*nobj
);
393 GLUAPI
void GLAPIENTRY
gluLoadSamplingMatrices( GLUnurbsObj
*nobj
,
394 const GLfloat modelMatrix
[16],
395 const GLfloat projMatrix
[16],
396 const GLint viewport
[4] );
398 GLUAPI
void GLAPIENTRY
gluNurbsProperty( GLUnurbsObj
*nobj
, GLenum property
,
401 GLUAPI
void GLAPIENTRY
gluGetNurbsProperty( GLUnurbsObj
*nobj
, GLenum property
,
404 GLUAPI
void GLAPIENTRY
gluBeginCurve( GLUnurbsObj
*nobj
);
406 GLUAPI
void GLAPIENTRY
gluEndCurve( GLUnurbsObj
* nobj
);
408 GLUAPI
void GLAPIENTRY
gluNurbsCurve( GLUnurbsObj
*nobj
, GLint nknots
,
409 GLfloat
*knot
, GLint stride
,
410 GLfloat
*ctlarray
, GLint order
,
413 GLUAPI
void GLAPIENTRY
gluBeginSurface( GLUnurbsObj
*nobj
);
415 GLUAPI
void GLAPIENTRY
gluEndSurface( GLUnurbsObj
* nobj
);
417 GLUAPI
void GLAPIENTRY
gluNurbsSurface( GLUnurbsObj
*nobj
,
418 GLint sknot_count
, GLfloat
*sknot
,
419 GLint tknot_count
, GLfloat
*tknot
,
420 GLint s_stride
, GLint t_stride
,
422 GLint sorder
, GLint torder
,
425 GLUAPI
void GLAPIENTRY
gluBeginTrim( GLUnurbsObj
*nobj
);
427 GLUAPI
void GLAPIENTRY
gluEndTrim( GLUnurbsObj
*nobj
);
429 GLUAPI
void GLAPIENTRY
gluPwlCurve( GLUnurbsObj
*nobj
, GLint count
,
430 GLfloat
*array
, GLint stride
, GLenum type
);
432 GLUAPI
void GLAPIENTRY
gluNurbsCallback( GLUnurbsObj
*nobj
, GLenum which
,
433 void (GLCALLBACK
*fn
)() );
439 * Polygon tessellation
443 GLUAPI GLUtesselator
* GLAPIENTRY
gluNewTess( void );
445 GLUAPI
void GLAPIENTRY
gluDeleteTess( GLUtesselator
*tobj
);
447 GLUAPI
void GLAPIENTRY
gluTessBeginPolygon( GLUtesselator
*tobj
,
448 void *polygon_data
);
450 GLUAPI
void GLAPIENTRY
gluTessBeginContour( GLUtesselator
*tobj
);
452 GLUAPI
void GLAPIENTRY
gluTessVertex( GLUtesselator
*tobj
, GLdouble coords
[3],
455 GLUAPI
void GLAPIENTRY
gluTessEndContour( GLUtesselator
*tobj
);
457 GLUAPI
void GLAPIENTRY
gluTessEndPolygon( GLUtesselator
*tobj
);
459 GLUAPI
void GLAPIENTRY
gluTessProperty( GLUtesselator
*tobj
, GLenum which
,
462 GLUAPI
void GLAPIENTRY
gluTessNormal( GLUtesselator
*tobj
, GLdouble x
,
463 GLdouble y
, GLdouble z
);
465 GLUAPI
void GLAPIENTRY
gluTessCallback( GLUtesselator
*tobj
, GLenum which
,
466 void (GLCALLBACK
*fn
)() );
468 GLUAPI
void GLAPIENTRY
gluGetTessProperty( GLUtesselator
*tobj
, GLenum which
,
473 * Obsolete 1.0 tessellation functions
477 GLUAPI
void GLAPIENTRY
gluBeginPolygon( GLUtesselator
*tobj
);
479 GLUAPI
void GLAPIENTRY
gluNextContour( GLUtesselator
*tobj
, GLenum type
);
481 GLUAPI
void GLAPIENTRY
gluEndPolygon( GLUtesselator
*tobj
);
487 * New functions in GLU 1.1
491 GLUAPI
const GLubyte
* GLAPIENTRY
gluGetString( GLenum name
);
496 * GLU_EXT_get_proc_address extensions
499 #ifdef GL_EXT_get_proc_address
500 /* This extension requires GL_EXT_get_proc_address */
502 GLUAPI GLfunction GLAPIENTRY
gluGetProcAddressEXT( const GLubyte
*procName
);
504 #define GLU_EXT_get_proc_address 1
506 #endif /* GL_EXT_get_proc_address */
510 #if defined(__BEOS__) || defined(__QUICKDRAW__)
516 #pragma enumsalwaysint reset
517 #if PRAGMA_IMPORT_SUPPORTED