1 /* $Id: glu.h,v 1.15 1999/11/11 01:27:17 brianp Exp $ */
4 * Mesa 3-D graphics library
7 * Copyright (C) 1995-1999 Brian Paul
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Library General Public
11 * License as published by the Free Software Foundation; either
12 * version 2 of the License, or (at your option) any later version.
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Library General Public License for more details.
19 * You should have received a copy of the GNU Library General Public
20 * License along with this library; if not, write to the Free
21 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
29 #if defined(USE_MGL_NAMESPACE)
30 #include "glu_mangle.h"
41 /* to facilitate clean DLL building ... */
42 #if !defined(OPENSTEP) && (defined(__WIN32__) || defined(__CYGWIN32__))
43 # if defined(_MSC_VER) && defined(BUILD_GLU32) /* tag specify we're building mesa as a DLL */
44 # define GLUAPI __declspec(dllexport)
45 # elif defined(_MSC_VER) && defined(_DLL) /* tag specifying we're building for DLL runtime support */
46 # define GLUAPI __declspec(dllimport)
47 # else /* for use with static link lib build of Win32 edition only */
48 # define GLUAPI extern
49 # endif /* _STATIC_MESA support */
51 # define GLUAPI extern
52 #endif /* WIN32 / CYGWIN32 bracket */
55 #pragma enumsalwaysint on
56 #if PRAGMA_IMPORT_SUPPORTED
74 #define GLU_VERSION_1_1 1
75 #define GLU_VERSION_1_2 1
83 #define GLU_SMOOTH 100000
84 #define GLU_FLAT 100001
85 #define GLU_NONE 100002
87 /* Quadric draw styles */
88 #define GLU_POINT 100010
89 #define GLU_LINE 100011
90 #define GLU_FILL 100012
91 #define GLU_SILHOUETTE 100013
93 /* Quadric orientation */
94 #define GLU_OUTSIDE 100020
95 #define GLU_INSIDE 100021
98 #define GLU_TESS_BEGIN 100100
99 #define GLU_TESS_VERTEX 100101
100 #define GLU_TESS_END 100102
101 #define GLU_TESS_ERROR 100103
102 #define GLU_TESS_EDGE_FLAG 100104
103 #define GLU_TESS_COMBINE 100105
105 #define GLU_TESS_BEGIN_DATA 100106
106 #define GLU_TESS_VERTEX_DATA 100107
107 #define GLU_TESS_END_DATA 100108
108 #define GLU_TESS_ERROR_DATA 100109
109 #define GLU_TESS_EDGE_FLAG_DATA 100110
110 #define GLU_TESS_COMBINE_DATA 100111
113 #define GLU_TESS_WINDING_ODD 100130
114 #define GLU_TESS_WINDING_NONZERO 100131
115 #define GLU_TESS_WINDING_POSITIVE 100132
116 #define GLU_TESS_WINDING_NEGATIVE 100133
117 #define GLU_TESS_WINDING_ABS_GEQ_TWO 100134
119 /* Tessellation properties */
120 #define GLU_TESS_WINDING_RULE 100140
121 #define GLU_TESS_BOUNDARY_ONLY 100141
122 #define GLU_TESS_TOLERANCE 100142
124 /* Tessellation errors */
125 #define GLU_TESS_ERROR1 100151 /* Missing gluBeginPolygon */
126 #define GLU_TESS_ERROR2 100152 /* Missing gluBeginContour */
127 #define GLU_TESS_ERROR3 100153 /* Missing gluEndPolygon */
128 #define GLU_TESS_ERROR4 100154 /* Missing gluEndContour */
129 #define GLU_TESS_ERROR5 100155 /* */
130 #define GLU_TESS_ERROR6 100156 /* */
131 #define GLU_TESS_ERROR7 100157 /* */
132 #define GLU_TESS_ERROR8 100158 /* */
135 #define GLU_AUTO_LOAD_MATRIX 100200
136 #define GLU_CULLING 100201
137 #define GLU_PARAMETRIC_TOLERANC 100202
138 #define GLU_SAMPLING_TOLERANCE 100203
139 #define GLU_DISPLAY_MODE 100204
140 #define GLU_SAMPLING_METHOD 100205
141 #define GLU_U_STEP 100206
142 #define GLU_V_STEP 100207
144 #define GLU_PATH_LENGTH 100215
145 #define GLU_PARAMETRIC_ERROR 100216
146 #define GLU_DOMAIN_DISTANCE 100217
148 #define GLU_MAP1_TRIM_2 100210
149 #define GLU_MAP1_TRIM_3 100211
151 #define GLU_OUTLINE_POLYGON 100240
152 #define GLU_OUTLINE_PATCH 100241
154 #define GLU_NURBS_ERROR1 100251 /* spline order un-supported */
155 #define GLU_NURBS_ERROR2 100252 /* too few knots */
156 #define GLU_NURBS_ERROR3 100253 /* valid knot range is empty */
157 #define GLU_NURBS_ERROR4 100254 /* decreasing knot sequence */
158 #define GLU_NURBS_ERROR5 100255 /* knot multiplicity > spline order */
159 #define GLU_NURBS_ERROR6 100256 /* endcurve() must follow bgncurve() */
160 #define GLU_NURBS_ERROR7 100257 /* bgncurve() must precede endcurve() */
161 #define GLU_NURBS_ERROR8 100258 /* ctrlarray or knot vector is NULL */
162 #define GLU_NURBS_ERROR9 100259 /* can't draw pwlcurves */
163 #define GLU_NURBS_ERROR10 100260 /* missing gluNurbsCurve() */
164 #define GLU_NURBS_ERROR11 100261 /* missing gluNurbsSurface() */
165 #define GLU_NURBS_ERROR12 100262 /* endtrim() must precede endsurface() */
166 #define GLU_NURBS_ERROR13 100263 /* bgnsurface() must precede endsurface() */
167 #define GLU_NURBS_ERROR14 100264 /* curve of improper type passed as trim curve */
168 #define GLU_NURBS_ERROR15 100265 /* bgnsurface() must precede bgntrim() */
169 #define GLU_NURBS_ERROR16 100266 /* endtrim() must follow bgntrim() */
170 #define GLU_NURBS_ERROR17 100267 /* bgntrim() must precede endtrim()*/
171 #define GLU_NURBS_ERROR18 100268 /* invalid or missing trim curve*/
172 #define GLU_NURBS_ERROR19 100269 /* bgntrim() must precede pwlcurve() */
173 #define GLU_NURBS_ERROR20 100270 /* pwlcurve referenced twice*/
174 #define GLU_NURBS_ERROR21 100271 /* pwlcurve and nurbscurve mixed */
175 #define GLU_NURBS_ERROR22 100272 /* improper usage of trim data type */
176 #define GLU_NURBS_ERROR23 100273 /* nurbscurve referenced twice */
177 #define GLU_NURBS_ERROR24 100274 /* nurbscurve and pwlcurve mixed */
178 #define GLU_NURBS_ERROR25 100275 /* nurbssurface referenced twice */
179 #define GLU_NURBS_ERROR26 100276 /* invalid property */
180 #define GLU_NURBS_ERROR27 100277 /* endsurface() must follow bgnsurface() */
181 #define GLU_NURBS_ERROR28 100278 /* intersecting or misoriented trim curves */
182 #define GLU_NURBS_ERROR29 100279 /* intersecting trim curves */
183 #define GLU_NURBS_ERROR30 100280 /* UNUSED */
184 #define GLU_NURBS_ERROR31 100281 /* unconnected trim curves */
185 #define GLU_NURBS_ERROR32 100282 /* unknown knot error */
186 #define GLU_NURBS_ERROR33 100283 /* negative vertex count encountered */
187 #define GLU_NURBS_ERROR34 100284 /* negative byte-stride */
188 #define GLU_NURBS_ERROR35 100285 /* unknown type descriptor */
189 #define GLU_NURBS_ERROR36 100286 /* null control point reference */
190 #define GLU_NURBS_ERROR37 100287 /* duplicate point on pwlcurve */
193 #define GLU_INVALID_ENUM 100900
194 #define GLU_INVALID_VALUE 100901
195 #define GLU_OUT_OF_MEMORY 100902
196 #define GLU_INCOMPATIBLE_GL_VERSION 100903
199 #define GLU_VERSION 100800
200 #define GLU_EXTENSIONS 100801
202 /*** GLU 1.0 tessellation - obsolete! ***/
205 #define GLU_CW 100120
206 #define GLU_CCW 100121
207 #define GLU_INTERIOR 100122
208 #define GLU_EXTERIOR 100123
209 #define GLU_UNKNOWN 100124
212 #define GLU_BEGIN GLU_TESS_BEGIN
213 #define GLU_VERTEX GLU_TESS_VERTEX
214 #define GLU_END GLU_TESS_END
215 #define GLU_ERROR GLU_TESS_ERROR
216 #define GLU_EDGE_FLAG GLU_TESS_EDGE_FLAG
220 * These are the GLU 1.1 typedefs. GLU 1.3 has different ones!
222 #if defined(__BEOS__)
223 /* The BeOS does something funky and makes these typedefs in one
224 * of its system headers.
227 typedef struct GLUquadric GLUquadricObj
;
228 typedef struct GLUnurbs GLUnurbsObj
;
230 /* FIXME: We need to implement the other 1.3 typedefs - GH */
231 typedef struct GLUtesselator GLUtesselator
;
232 typedef GLUtesselator GLUtriangulatorObj
;
237 #if defined(__BEOS__) || defined(__QUICKDRAW__)
244 * Miscellaneous functions
248 GLUAPI
void GLAPIENTRY
gluLookAt( GLdouble eyex
, GLdouble eyey
, GLdouble eyez
,
249 GLdouble centerx
, GLdouble centery
,
251 GLdouble upx
, GLdouble upy
, GLdouble upz
);
254 GLUAPI
void GLAPIENTRY
gluOrtho2D( GLdouble left
, GLdouble right
,
255 GLdouble bottom
, GLdouble top
);
258 GLUAPI
void GLAPIENTRY
gluPerspective( GLdouble fovy
, GLdouble aspect
,
259 GLdouble zNear
, GLdouble zFar
);
262 GLUAPI
void GLAPIENTRY
gluPickMatrix( GLdouble x
, GLdouble y
,
263 GLdouble width
, GLdouble height
,
264 const GLint viewport
[4] );
266 GLUAPI GLint GLAPIENTRY
gluProject( GLdouble objx
, GLdouble objy
, GLdouble objz
,
267 const GLdouble modelMatrix
[16],
268 const GLdouble projMatrix
[16],
269 const GLint viewport
[4],
270 GLdouble
*winx
, GLdouble
*winy
,
273 GLUAPI GLint GLAPIENTRY
gluUnProject( GLdouble winx
, GLdouble winy
,
275 const GLdouble modelMatrix
[16],
276 const GLdouble projMatrix
[16],
277 const GLint viewport
[4],
278 GLdouble
*objx
, GLdouble
*objy
,
281 GLUAPI
const GLubyte
* GLAPIENTRY
gluErrorString( GLenum errorCode
);
287 * Mipmapping and image scaling
291 GLUAPI GLint GLAPIENTRY
gluScaleImage( GLenum format
,
292 GLint widthin
, GLint heightin
,
293 GLenum typein
, const void *datain
,
294 GLint widthout
, GLint heightout
,
295 GLenum typeout
, void *dataout
);
297 GLUAPI GLint GLAPIENTRY
gluBuild1DMipmaps( GLenum target
, GLint components
,
298 GLint width
, GLenum format
,
299 GLenum type
, const void *data
);
301 GLUAPI GLint GLAPIENTRY
gluBuild2DMipmaps( GLenum target
, GLint components
,
302 GLint width
, GLint height
,
304 GLenum type
, const void *data
);
314 GLUAPI GLUquadricObj
* GLAPIENTRY
gluNewQuadric( void );
316 GLUAPI
void GLAPIENTRY
gluDeleteQuadric( GLUquadricObj
*state
);
318 GLUAPI
void GLAPIENTRY
gluQuadricDrawStyle( GLUquadricObj
*quadObject
,
321 GLUAPI
void GLAPIENTRY
gluQuadricOrientation( GLUquadricObj
*quadObject
,
322 GLenum orientation
);
324 GLUAPI
void GLAPIENTRY
gluQuadricNormals( GLUquadricObj
*quadObject
,
327 GLUAPI
void GLAPIENTRY
gluQuadricTexture( GLUquadricObj
*quadObject
,
328 GLboolean textureCoords
);
330 GLUAPI
void GLAPIENTRY
gluQuadricCallback( GLUquadricObj
*qobj
,
332 void (GLCALLBACK
*fn
)() );
334 GLUAPI
void GLAPIENTRY
gluCylinder( GLUquadricObj
*qobj
,
338 GLint slices
, GLint stacks
);
340 GLUAPI
void GLAPIENTRY
gluSphere( GLUquadricObj
*qobj
,
341 GLdouble radius
, GLint slices
,
344 GLUAPI
void GLAPIENTRY
gluDisk( GLUquadricObj
*qobj
,
345 GLdouble innerRadius
, GLdouble outerRadius
,
346 GLint slices
, GLint loops
);
348 GLUAPI
void GLAPIENTRY
gluPartialDisk( GLUquadricObj
*qobj
, GLdouble innerRadius
,
349 GLdouble outerRadius
, GLint slices
,
350 GLint loops
, GLdouble startAngle
,
351 GLdouble sweepAngle
);
361 GLUAPI GLUnurbsObj
* GLAPIENTRY
gluNewNurbsRenderer( void );
363 GLUAPI
void GLAPIENTRY
gluDeleteNurbsRenderer( GLUnurbsObj
*nobj
);
365 GLUAPI
void GLAPIENTRY
gluLoadSamplingMatrices( GLUnurbsObj
*nobj
,
366 const GLfloat modelMatrix
[16],
367 const GLfloat projMatrix
[16],
368 const GLint viewport
[4] );
370 GLUAPI
void GLAPIENTRY
gluNurbsProperty( GLUnurbsObj
*nobj
, GLenum property
,
373 GLUAPI
void GLAPIENTRY
gluGetNurbsProperty( GLUnurbsObj
*nobj
, GLenum property
,
376 GLUAPI
void GLAPIENTRY
gluBeginCurve( GLUnurbsObj
*nobj
);
378 GLUAPI
void GLAPIENTRY
gluEndCurve( GLUnurbsObj
* nobj
);
380 GLUAPI
void GLAPIENTRY
gluNurbsCurve( GLUnurbsObj
*nobj
, GLint nknots
,
381 GLfloat
*knot
, GLint stride
,
382 GLfloat
*ctlarray
, GLint order
,
385 GLUAPI
void GLAPIENTRY
gluBeginSurface( GLUnurbsObj
*nobj
);
387 GLUAPI
void GLAPIENTRY
gluEndSurface( GLUnurbsObj
* nobj
);
389 GLUAPI
void GLAPIENTRY
gluNurbsSurface( GLUnurbsObj
*nobj
,
390 GLint sknot_count
, GLfloat
*sknot
,
391 GLint tknot_count
, GLfloat
*tknot
,
392 GLint s_stride
, GLint t_stride
,
394 GLint sorder
, GLint torder
,
397 GLUAPI
void GLAPIENTRY
gluBeginTrim( GLUnurbsObj
*nobj
);
399 GLUAPI
void GLAPIENTRY
gluEndTrim( GLUnurbsObj
*nobj
);
401 GLUAPI
void GLAPIENTRY
gluPwlCurve( GLUnurbsObj
*nobj
, GLint count
,
402 GLfloat
*array
, GLint stride
,
405 GLUAPI
void GLAPIENTRY
gluNurbsCallback( GLUnurbsObj
*nobj
, GLenum which
,
406 void (GLCALLBACK
*fn
)() );
412 * Polygon tessellation
416 GLUAPI GLUtesselator
* GLAPIENTRY
gluNewTess( void );
418 GLUAPI
void GLAPIENTRY
gluDeleteTess( GLUtesselator
*tobj
);
420 GLUAPI
void GLAPIENTRY
gluTessBeginPolygon( GLUtesselator
*tobj
,
421 void *polygon_data
);
423 GLUAPI
void GLAPIENTRY
gluTessBeginContour( GLUtesselator
*tobj
);
425 GLUAPI
void GLAPIENTRY
gluTessVertex( GLUtesselator
*tobj
, GLdouble coords
[3],
428 GLUAPI
void GLAPIENTRY
gluTessEndContour( GLUtesselator
*tobj
);
430 GLUAPI
void GLAPIENTRY
gluTessEndPolygon( GLUtesselator
*tobj
);
432 GLUAPI
void GLAPIENTRY
gluTessProperty( GLUtesselator
*tobj
, GLenum which
,
435 GLUAPI
void GLAPIENTRY
gluTessNormal( GLUtesselator
*tobj
, GLdouble x
,
436 GLdouble y
, GLdouble z
);
438 GLUAPI
void GLAPIENTRY
gluTessCallback( GLUtesselator
*tobj
, GLenum which
,
439 void (GLCALLBACK
*fn
)() );
441 GLUAPI
void GLAPIENTRY
gluGetTessProperty( GLUtesselator
*tobj
, GLenum which
,
446 * Obsolete 1.0 tessellation functions
450 GLUAPI
void GLAPIENTRY
gluBeginPolygon( GLUtesselator
*tobj
);
452 GLUAPI
void GLAPIENTRY
gluNextContour( GLUtesselator
*tobj
, GLenum type
);
454 GLUAPI
void GLAPIENTRY
gluEndPolygon( GLUtesselator
*tobj
);
460 * New functions in GLU 1.1
464 GLUAPI
const GLubyte
* GLAPIENTRY
gluGetString( GLenum name
);
468 #if defined(__BEOS__) || defined(__QUICKDRAW__)
474 #pragma enumsalwaysint reset
475 #if PRAGMA_IMPORT_SUPPORTED