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published under the BSD 3-clause license. 		https://bitbucket.org/Coin3D/
http://www.kongsberg.com/kogt/
C/glue/gl.h
1#ifndef COIN_GLUE_GL_H
2#define COIN_GLUE_GL_H
3
4/**************************************************************************\
5 * Copyright (c) Kongsberg Oil & Gas Technologies AS
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions are
10 * met:
11 *
12 * Redistributions of source code must retain the above copyright notice,
13 * this list of conditions and the following disclaimer.
14 *
15 * Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * Neither the name of the copyright holder nor the names of its
20 * contributors may be used to endorse or promote products derived from
21 * this software without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
25 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
26 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
27 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
28 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
29 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
30 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
31 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
32 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34\**************************************************************************/
35
36/* Documentation for the cc_glglue OpenGL wrapper abstraction
37 interface can be found at the top of the Coin/src/glue/gl.cpp source
38 code file. */
39
40/* ********************************************************************** */
41
42#include <Inventor/system/gl.h>
43#include <Inventor/C/basic.h>
44
45#ifdef __cplusplus
46extern "C" {
47#endif /* __cplusplus */
48
49#if 0 /* to get proper auto-indentation in emacs */
50}
51#endif /* emacs indentation */
52
53/* ********************************************************************** */
54
55/* Pre-declare this. Actual definition of struct is hidden in
56 implementation. Client code must treat structure as opaque. */
57typedef struct cc_glglue cc_glglue;
58
59/* ********************************************************************** */
60
61
62/* Singleton functions for getting hold of cc_glglue instance for
63 context. ***/
64
65/*
66 Returns the glue instance for the given context ID.
67
68 The context ID can be any number chosen to match the current OpenGL
69 context in a _unique_ manner (this is important!).
70
71 (Note: internally in Coin, we use the context ids defined by
72 SoGLCacheContextElement. Make sure context ids from external code
73 doesn't crash with those.)
74*/
75COIN_DLL_API const cc_glglue * cc_glglue_instance(int contextid);
76
77/*** General interface. ***********************************************/
78
79/*
80 Fetch version number information for the underlying OpenGL
81 implementation.
82*/
83COIN_DLL_API void cc_glglue_glversion(const cc_glglue * glue,
84 unsigned int * major,
85 unsigned int * minor,
86 unsigned int * release);
87
88/*
89 Returns TRUE if the OpenGL implementation of the wrapper context is
90 at least as "late" as what is given with the input
91 arguments. Otherwise returns FALSE.
92*/
93COIN_DLL_API SbBool cc_glglue_glversion_matches_at_least(const cc_glglue * glue,
94 unsigned int major,
95 unsigned int minor,
96 unsigned int release);
97
98/*
99 Returns TRUE if the GLX implementation of the wrapper context is at
100 least as "late" as what is given with the input arguments. Otherwise
101 returns FALSE.
102*/
103COIN_DLL_API SbBool cc_glglue_glxversion_matches_at_least(const cc_glglue * glue,
104 int major,
105 int minor);
106/*
107 Returns TRUE if the given extension is supported by this context,
108 FALSE if not.
109*/
110COIN_DLL_API SbBool cc_glglue_glext_supported(const cc_glglue * glue, const char * extname);
111
112/*
113 Returns address of the symbol (usually a function) named by
114 "symname".
115
116 Note that you should also check that the extension(s) needed are
117 properly defined before using the symbol, as a symbol can be present
118 in a GL library without being implemented, or being partly
119 implemented, or being implemented but not active for your particular
120 hardware card (for "unified" drivers from vendors with many
121 different types or generations of graphics cards).
122 */
123COIN_DLL_API void * cc_glglue_getprocaddress(const cc_glglue * glue, const char * symname);
124
125/* Returns TRUE if rendering is done directly on the display (ie not
126 through any software indirection layer over GLX). */
127COIN_DLL_API SbBool cc_glglue_isdirect(const cc_glglue * w);
128
129
130/*** Wrapped OpenGL 1.1+ features and extensions. *********************/
131
132/* Z-buffer offsetting ***/
133
134COIN_DLL_API SbBool cc_glglue_has_polygon_offset(const cc_glglue * glue);
135/* Bitflags for the last argument of cc_glglue_glPolygonOffsetEnable(). */
136enum cc_glglue_Primitives { cc_glglue_FILLED = 1 << 0,
137 cc_glglue_LINES = 1 << 1,
138 cc_glglue_POINTS = 1 << 2 };
139COIN_DLL_API void cc_glglue_glPolygonOffsetEnable(const cc_glglue * glue,
140 SbBool enable, int m);
141COIN_DLL_API void cc_glglue_glPolygonOffset(const cc_glglue * glue,
142 GLfloat factor,
143 GLfloat units);
144
145/* Texture objects ***/
146
147COIN_DLL_API SbBool cc_glglue_has_texture_objects(const cc_glglue * glue);
148COIN_DLL_API void cc_glglue_glGenTextures(const cc_glglue * glue,
149 GLsizei n,
150 GLuint *textures);
151COIN_DLL_API void cc_glglue_glBindTexture(const cc_glglue * glue,
152 GLenum target,
153 GLuint texture);
154COIN_DLL_API void cc_glglue_glDeleteTextures(const cc_glglue * glue,
155 GLsizei n,
156 const GLuint * textures);
157
158/* 3D textures ***/
159
160COIN_DLL_API SbBool cc_glglue_has_3d_textures(const cc_glglue * glue);
161COIN_DLL_API void cc_glglue_glTexImage3D(const cc_glglue * glue,
162 GLenum target,
163 GLint level,
164 GLenum internalformat,
165 GLsizei width,
166 GLsizei height,
167 GLsizei depth,
168 GLint border,
169 GLenum format,
170 GLenum type,
171 const GLvoid *pixels);
172COIN_DLL_API void cc_glglue_glTexSubImage3D(const cc_glglue * glue,
173 GLenum target,
174 GLint level,
175 GLint xoffset,
176 GLint yoffset,
177 GLint zoffset,
178 GLsizei width,
179 GLsizei height,
180 GLsizei depth,
181 GLenum format,
182 GLenum type,
183 const GLvoid * pixels);
184COIN_DLL_API void cc_glglue_glCopyTexSubImage3D(const cc_glglue * glue,
185 GLenum target,
186 GLint level,
187 GLint xoffset,
188 GLint yoffset,
189 GLint zoffset,
190 GLint x,
191 GLint y,
192 GLsizei width,
193 GLsizei height);
194
195/* Multi-texturing ***/
196
197COIN_DLL_API SbBool cc_glglue_has_multitexture(const cc_glglue * glue);
198COIN_DLL_API void cc_glglue_glMultiTexCoord2f(const cc_glglue * glue,
199 GLenum target,
200 GLfloat s,
201 GLfloat t);
202COIN_DLL_API void cc_glglue_glMultiTexCoord2fv(const cc_glglue * glue,
203 GLenum target,
204 const GLfloat * v);
205COIN_DLL_API void cc_glglue_glMultiTexCoord3fv(const cc_glglue * glue,
206 GLenum target,
207 const GLfloat * v);
208COIN_DLL_API void cc_glglue_glMultiTexCoord4fv(const cc_glglue * glue,
209 GLenum target,
210 const GLfloat * v);
211
212COIN_DLL_API void cc_glglue_glActiveTexture(const cc_glglue * glue,
213 GLenum texture);
214COIN_DLL_API void cc_glglue_glClientActiveTexture(const cc_glglue * glue,
215 GLenum texture);
216
217/* Sub-texture operations ***/
218
219COIN_DLL_API SbBool cc_glglue_has_texsubimage(const cc_glglue * glue);
220COIN_DLL_API void cc_glglue_glTexSubImage2D(const cc_glglue * glue,
221 GLenum target,
222 GLint level,
223 GLint xoffset,
224 GLint yoffset,
225 GLsizei width,
226 GLsizei height,
227 GLenum format,
228 GLenum type,
229 const GLvoid * pixels);
230
231/* Misc texture operations ***/
232
233COIN_DLL_API SbBool cc_glglue_has_2d_proxy_textures(const cc_glglue * glue);
234
235COIN_DLL_API SbBool cc_glglue_has_texture_edge_clamp(const cc_glglue * glue);
236
237COIN_DLL_API void cc_glglue_glPushClientAttrib(const cc_glglue * glue, GLbitfield mask);
238COIN_DLL_API void cc_glglue_glPopClientAttrib(const cc_glglue * glue);
239
240
241/* Texture compression ***/
242
243COIN_DLL_API SbBool cc_glue_has_texture_compression(const cc_glglue * glue);
244
245COIN_DLL_API void cc_glglue_glCompressedTexImage3D(const cc_glglue * glue,
246 GLenum target,
247 GLint level,
248 GLenum internalformat,
249 GLsizei width,
250 GLsizei height,
251 GLsizei depth,
252 GLint border,
253 GLsizei imageSize,
254 const GLvoid * data);
255COIN_DLL_API void cc_glglue_glCompressedTexImage2D(const cc_glglue * glue,
256 GLenum target,
257 GLint level,
258 GLenum internalformat,
259 GLsizei width,
260 GLsizei height,
261 GLint border,
262 GLsizei imageSize,
263 const GLvoid *data);
264COIN_DLL_API void cc_glglue_glCompressedTexImage1D(const cc_glglue * glue,
265 GLenum target,
266 GLint level,
267 GLenum internalformat,
268 GLsizei width,
269 GLint border,
270 GLsizei imageSize,
271 const GLvoid *data);
272COIN_DLL_API void cc_glglue_glCompressedTexSubImage3D(const cc_glglue * glue,
273 GLenum target,
274 GLint level,
275 GLint xoffset,
276 GLint yoffset,
277 GLint zoffset,
278 GLsizei width,
279 GLsizei height,
280 GLsizei depth,
281 GLenum format,
282 GLsizei imageSize,
283 const GLvoid *data);
284COIN_DLL_API void cc_glglue_glCompressedTexSubImage2D(const cc_glglue * glue,
285 GLenum target,
286 GLint level,
287 GLint xoffset,
288 GLint yoffset,
289 GLsizei width,
290 GLsizei height,
291 GLenum format,
292 GLsizei imageSize,
293 const GLvoid *data);
294COIN_DLL_API void cc_glglue_glCompressedTexSubImage1D(const cc_glglue * glue,
295 GLenum target,
296 GLint level,
297 GLint xoffset,
298 GLsizei width,
299 GLenum format,
300 GLsizei imageSize,
301 const GLvoid *data);
302COIN_DLL_API void cc_glglue_glGetCompressedTexImage(const cc_glglue * glue,
303 GLenum target,
304 GLint level,
305 void *img);
306
307
308/* Palette textures ***/
309
310COIN_DLL_API SbBool cc_glglue_has_color_tables(const cc_glglue * glue);
311COIN_DLL_API SbBool cc_glglue_has_color_subtables(const cc_glglue * glue);
312/* TRUE from the next check also guarantees that the two color table
313 checks above returns TRUE. */
314COIN_DLL_API SbBool cc_glglue_has_paletted_textures(const cc_glglue * glue);
315
316COIN_DLL_API void cc_glglue_glColorTable(const cc_glglue * glue,
317 GLenum target,
318 GLenum internalFormat,
319 GLsizei width,
320 GLenum format,
321 GLenum type,
322 const GLvoid *table);
323COIN_DLL_API void cc_glglue_glColorSubTable(const cc_glglue * glue,
324 GLenum target,
325 GLsizei start,
326 GLsizei count,
327 GLenum format,
328 GLenum type,
329 const GLvoid * data);
330COIN_DLL_API void cc_glglue_glGetColorTable(const cc_glglue * glue,
331 GLenum target,
332 GLenum format,
333 GLenum type,
334 GLvoid *data);
335COIN_DLL_API void cc_glglue_glGetColorTableParameteriv(const cc_glglue * glue,
336 GLenum target,
337 GLenum pname,
338 GLint *params);
339COIN_DLL_API void cc_glglue_glGetColorTableParameterfv(const cc_glglue * glue,
340 GLenum target,
341 GLenum pname,
342 GLfloat *params);
343
344
345/* Texture blending settings ***/
346
347COIN_DLL_API SbBool cc_glglue_has_blendequation(const cc_glglue * glue);
348COIN_DLL_API void cc_glglue_glBlendEquation(const cc_glglue * glue, GLenum mode);
349
350/* Texture blend separate */
351COIN_DLL_API SbBool cc_glglue_has_blendfuncseparate(const cc_glglue * glue);
352COIN_DLL_API void cc_glglue_glBlendFuncSeparate(const cc_glglue * glue,
353 GLenum srgb, GLenum drgb,
354 GLenum salpha, GLenum dalpha);
355
356/* OpenGL vertex array ***/
357
358COIN_DLL_API SbBool cc_glglue_has_vertex_array(const cc_glglue * glue);
359COIN_DLL_API void cc_glglue_glVertexPointer(const cc_glglue * glue,
360 GLint size, GLenum type, GLsizei stride, const GLvoid * pointer);
361COIN_DLL_API void cc_glglue_glTexCoordPointer(const cc_glglue * glue,
362 GLint size, GLenum type, GLsizei stride, const GLvoid * pointer);
363COIN_DLL_API void cc_glglue_glNormalPointer(const cc_glglue * glue,
364 GLenum type, GLsizei stride, const GLvoid *pointer);
365COIN_DLL_API void cc_glglue_glColorPointer(const cc_glglue * glue,
366 GLint size, GLenum type, GLsizei stride, const GLvoid * pointer);
367COIN_DLL_API void cc_glglue_glIndexPointer (const cc_glglue * glue,
368 GLenum type, GLsizei stride, const GLvoid * pointer);
369COIN_DLL_API void cc_glglue_glEnableClientState(const cc_glglue * glue, GLenum array);
370COIN_DLL_API void cc_glglue_glDisableClientState(const cc_glglue * glue, GLenum array);
371COIN_DLL_API void cc_glglue_glInterleavedArrays(const cc_glglue * glue,
372 GLenum format, GLsizei stride, const GLvoid * pointer);
373COIN_DLL_API void cc_glglue_glDrawArrays(const cc_glglue * glue,
374 GLenum mode, GLint first, GLsizei count);
375COIN_DLL_API void cc_glglue_glDrawElements(const cc_glglue * glue,
376 GLenum mode, GLsizei count, GLenum type, const GLvoid * indices);
377COIN_DLL_API void cc_glglue_glDrawRangeElements(const cc_glglue * glue,
378 GLenum mode, GLuint start, GLuint end, GLsizei count, GLenum type, const GLvoid * indices);
379COIN_DLL_API void cc_glglue_glArrayElement(const cc_glglue * glue, GLint i);
380
381COIN_DLL_API int cc_glglue_max_texture_units(const cc_glglue * glue);
382COIN_DLL_API int cc_glglue_has_multidraw_vertex_arrays(const cc_glglue * glue);
383
384COIN_DLL_API void cc_glglue_glMultiDrawArrays(const cc_glglue * glue, GLenum mode, const GLint * first,
385 const GLsizei * count, GLsizei primcount);
386COIN_DLL_API void cc_glglue_glMultiDrawElements(const cc_glglue * glue, GLenum mode, const GLsizei * count,
387 GLenum type, const GLvoid ** indices, GLsizei primcount);
388
389/* NV_vertex_array_range */
390COIN_DLL_API SbBool cc_glglue_has_nv_vertex_array_range(const cc_glglue * glue);
391COIN_DLL_API void cc_glglue_glFlushVertexArrayRangeNV(const cc_glglue * glue);
392COIN_DLL_API void cc_glglue_glVertexArrayRangeNV(const cc_glglue * glue, GLsizei size, const GLvoid * pointer);
393COIN_DLL_API void * cc_glglue_glAllocateMemoryNV(const cc_glglue * glue,
394 GLsizei size, GLfloat readfreq,
395 GLfloat writefreq, GLfloat priority);
396COIN_DLL_API void cc_glglue_glFreeMemoryNV(const cc_glglue * glue, GLvoid * buffer);
397
398/* ARB_vertex_buffer_object */
399COIN_DLL_API SbBool cc_glglue_has_vertex_buffer_object(const cc_glglue * glue);
400COIN_DLL_API void cc_glglue_glBindBuffer(const cc_glglue * glue, GLenum target, GLuint buffer);
401COIN_DLL_API void cc_glglue_glDeleteBuffers(const cc_glglue * glue, GLsizei n, const GLuint *buffers);
402COIN_DLL_API void cc_glglue_glGenBuffers(const cc_glglue * glue, GLsizei n, GLuint *buffers);
403COIN_DLL_API GLboolean cc_glglue_glIsBuffer(const cc_glglue * glue, GLuint buffer);
404COIN_DLL_API void cc_glglue_glBufferData(const cc_glglue * glue,
405 GLenum target,
406 intptr_t size, /* 64 bit on 64 bit systems */
407 const GLvoid *data,
408 GLenum usage);
409COIN_DLL_API void cc_glglue_glBufferSubData(const cc_glglue * glue,
410 GLenum target,
411 intptr_t offset, /* 64 bit */
412 intptr_t size, /* 64 bit */
413 const GLvoid * data);
414COIN_DLL_API void cc_glglue_glGetBufferSubData(const cc_glglue * glue,
415 GLenum target,
416 intptr_t offset, /* 64 bit */
417 intptr_t size, /* 64 bit */
418 GLvoid *data);
419COIN_DLL_API GLvoid * cc_glglue_glMapBuffer(const cc_glglue * glue,
420 GLenum target, GLenum access);
421COIN_DLL_API GLboolean cc_glglue_glUnmapBuffer(const cc_glglue * glue,
422 GLenum target);
423COIN_DLL_API void cc_glglue_glGetBufferParameteriv(const cc_glglue * glue,
424 GLenum target,
425 GLenum pname,
426 GLint * params);
427COIN_DLL_API void cc_glglue_glGetBufferPointerv(const cc_glglue * glue,
428 GLenum target,
429 GLenum pname,
430 GLvoid ** params);
431
432/* GL_ARB_fragment_program */
433COIN_DLL_API SbBool cc_glglue_has_arb_fragment_program(const cc_glglue * glue);
434COIN_DLL_API void cc_glglue_glProgramString(const cc_glglue * glue, GLenum target, GLenum format,
435 GLsizei len, const GLvoid *string);
436COIN_DLL_API void cc_glglue_glBindProgram(const cc_glglue * glue, GLenum target,
437 GLuint program);
438COIN_DLL_API void cc_glglue_glDeletePrograms(const cc_glglue * glue, GLsizei n,
439 const GLuint *programs);
440COIN_DLL_API void cc_glglue_glGenPrograms(const cc_glglue * glue, GLsizei n, GLuint *programs);
441COIN_DLL_API void cc_glglue_glProgramEnvParameter4d(const cc_glglue * glue, GLenum target,
442 GLuint index, GLdouble x, GLdouble y,
443 GLdouble z, GLdouble w);
444COIN_DLL_API void cc_glglue_glProgramEnvParameter4dv(const cc_glglue * glue, GLenum target,
445 GLuint index, const GLdouble *params);
446COIN_DLL_API void cc_glglue_glProgramEnvParameter4f(const cc_glglue * glue, GLenum target,
447 GLuint index, GLfloat x,
448 GLfloat y, GLfloat z,
449 GLfloat w);
450COIN_DLL_API void cc_glglue_glProgramEnvParameter4fv(const cc_glglue * glue, GLenum target,
451 GLuint index, const GLfloat *params);
452COIN_DLL_API void cc_glglue_glProgramLocalParameter4d(const cc_glglue * glue, GLenum target,
453 GLuint index, GLdouble x,
454 GLdouble y, GLdouble z,
455 GLdouble w);
456COIN_DLL_API void cc_glglue_glProgramLocalParameter4dv(const cc_glglue * glue, GLenum target,
457 GLuint index, const GLdouble *params);
458COIN_DLL_API void cc_glglue_glProgramLocalParameter4f(const cc_glglue * glue, GLenum target,
459 GLuint index, GLfloat x, GLfloat y,
460 GLfloat z, GLfloat w);
461COIN_DLL_API void cc_glglue_glProgramLocalParameter4fv(const cc_glglue * glue, GLenum target,
462 GLuint index, const GLfloat *params);
463COIN_DLL_API void cc_glglue_glGetProgramEnvParameterdv(const cc_glglue * glue, GLenum target,
464 GLuint index, GLdouble *params);
465COIN_DLL_API void cc_glglue_glGetProgramEnvParameterfv(const cc_glglue * glue, GLenum target,
466 GLuint index, GLfloat *params);
467COIN_DLL_API void cc_glglue_glGetProgramLocalParameterdv(const cc_glglue * glue, GLenum target,
468 GLuint index, GLdouble *params);
469COIN_DLL_API void cc_glglue_glGetProgramLocalParameterfv(const cc_glglue * glue, GLenum target,
470 GLuint index, GLfloat *params);
471COIN_DLL_API void cc_glglue_glGetProgramiv(const cc_glglue * glue, GLenum target,
472 GLenum pname, GLint *params);
473COIN_DLL_API void cc_glglue_glGetProgramString(const cc_glglue * glue, GLenum target,
474 GLenum pname, GLvoid *string);
475COIN_DLL_API SbBool cc_glglue_glIsProgram(const cc_glglue * glue, GLuint program);
476
477/* ARB_vertex_program */
478COIN_DLL_API SbBool cc_glglue_has_arb_vertex_program(const cc_glglue * glue);
479COIN_DLL_API void cc_glglue_glVertexAttrib1s(const cc_glglue * glue, GLuint index, GLshort x);
480COIN_DLL_API void cc_glglue_glVertexAttrib1f(const cc_glglue * glue, GLuint index, GLfloat x);
481COIN_DLL_API void cc_glglue_glVertexAttrib1d(const cc_glglue * glue, GLuint index, GLdouble x);
482COIN_DLL_API void cc_glglue_glVertexAttrib2s(const cc_glglue * glue, GLuint index, GLshort x, GLshort y);
483COIN_DLL_API void cc_glglue_glVertexAttrib2f(const cc_glglue * glue, GLuint index, GLfloat x, GLfloat y);
484COIN_DLL_API void cc_glglue_glVertexAttrib2d(const cc_glglue * glue, GLuint index, GLdouble x, GLdouble y);
485COIN_DLL_API void cc_glglue_glVertexAttrib3s(const cc_glglue * glue, GLuint index,
486 GLshort x, GLshort y, GLshort z);
487COIN_DLL_API void cc_glglue_glVertexAttrib3f(const cc_glglue * glue, GLuint index,
488 GLfloat x, GLfloat y, GLfloat z);
489COIN_DLL_API void cc_glglue_glVertexAttrib3d(const cc_glglue * glue, GLuint index,
490 GLdouble x, GLdouble y, GLdouble z);
491COIN_DLL_API void cc_glglue_glVertexAttrib4s(const cc_glglue * glue, GLuint index, GLshort x,
492 GLshort y, GLshort z, GLshort w);
493COIN_DLL_API void cc_glglue_glVertexAttrib4f(const cc_glglue * glue, GLuint index, GLfloat x,
494 GLfloat y, GLfloat z, GLfloat w);
495COIN_DLL_API void cc_glglue_glVertexAttrib4d(const cc_glglue * glue, GLuint index, GLdouble x,
496 GLdouble y, GLdouble z, GLdouble w);
497COIN_DLL_API void cc_glglue_glVertexAttrib4Nub(const cc_glglue * glue, GLuint index, GLubyte x,
498 GLubyte y, GLubyte z, GLubyte w);
499COIN_DLL_API void cc_glglue_glVertexAttrib1sv(const cc_glglue * glue, GLuint index, const GLshort *v);
500COIN_DLL_API void cc_glglue_glVertexAttrib1fv(const cc_glglue * glue, GLuint index, const GLfloat *v);
501COIN_DLL_API void cc_glglue_glVertexAttrib1dv(const cc_glglue * glue, GLuint index, const GLdouble *v);
502COIN_DLL_API void cc_glglue_glVertexAttrib2sv(const cc_glglue * glue, GLuint index, const GLshort *v);
503COIN_DLL_API void cc_glglue_glVertexAttrib2fv(const cc_glglue * glue, GLuint index, const GLfloat *v);
504COIN_DLL_API void cc_glglue_glVertexAttrib2dv(const cc_glglue * glue, GLuint index, const GLdouble *v);
505COIN_DLL_API void cc_glglue_glVertexAttrib3sv(const cc_glglue * glue, GLuint index, const GLshort *v);
506COIN_DLL_API void cc_glglue_glVertexAttrib3fv(const cc_glglue * glue, GLuint index, const GLfloat *v);
507COIN_DLL_API void cc_glglue_glVertexAttrib3dv(const cc_glglue * glue, GLuint index, const GLdouble *v);
508COIN_DLL_API void cc_glglue_glVertexAttrib4bv(const cc_glglue * glue, GLuint index, const GLbyte *v);
509COIN_DLL_API void cc_glglue_glVertexAttrib4sv(const cc_glglue * glue, GLuint index, const GLshort *v);
510COIN_DLL_API void cc_glglue_glVertexAttrib4iv(const cc_glglue * glue, GLuint index, const GLint *v);
511COIN_DLL_API void cc_glglue_glVertexAttrib4ubv(const cc_glglue * glue, GLuint index, const GLubyte *v);
512COIN_DLL_API void cc_glglue_glVertexAttrib4usv(const cc_glglue * glue, GLuint index, const GLushort *v);
513COIN_DLL_API void cc_glglue_glVertexAttrib4uiv(const cc_glglue * glue, GLuint index, const GLuint *v);
514COIN_DLL_API void cc_glglue_glVertexAttrib4fv(const cc_glglue * glue, GLuint index, const GLfloat *v);
515COIN_DLL_API void cc_glglue_glVertexAttrib4dv(const cc_glglue * glue, GLuint index, const GLdouble *v);
516COIN_DLL_API void cc_glglue_glVertexAttrib4Nbv(const cc_glglue * glue, GLuint index, const GLbyte *v);
517COIN_DLL_API void cc_glglue_glVertexAttrib4Nsv(const cc_glglue * glue, GLuint index, const GLshort *v);
518COIN_DLL_API void cc_glglue_glVertexAttrib4Niv(const cc_glglue * glue, GLuint index, const GLint *v);
519COIN_DLL_API void cc_glglue_glVertexAttrib4Nubv(const cc_glglue * glue, GLuint index, const GLubyte *v);
520COIN_DLL_API void cc_glglue_glVertexAttrib4Nusv(const cc_glglue * glue, GLuint index, const GLushort *v);
521COIN_DLL_API void cc_glglue_glVertexAttrib4Nuiv(const cc_glglue * glue, GLuint index, const GLuint *v);
522COIN_DLL_API void cc_glglue_glVertexAttribPointer(const cc_glglue * glue, GLuint index, GLint size,
523 GLenum type, GLboolean normalized, GLsizei stride,
524 const GLvoid *pointer);
525COIN_DLL_API void cc_glglue_glEnableVertexAttribArray(const cc_glglue * glue, GLuint index);
526COIN_DLL_API void cc_glglue_glDisableVertexAttribArray(const cc_glglue * glue, GLuint index);
527COIN_DLL_API void cc_glglue_glGetVertexAttribdv(const cc_glglue * glue, GLuint index, GLenum pname,
528 GLdouble *params);
529COIN_DLL_API void cc_glglue_glGetVertexAttribfv(const cc_glglue * glue, GLuint index, GLenum pname,
530 GLfloat *params);
531COIN_DLL_API void cc_glglue_glGetVertexAttribiv(const cc_glglue * glue, GLuint index, GLenum pname,
532 GLint *params);
533COIN_DLL_API void cc_glglue_glGetVertexAttribPointerv(const cc_glglue * glue, GLuint index, GLenum pname,
534 GLvoid **pointer);
535
536/* ARB_vertex_shader */
537COIN_DLL_API SbBool cc_glglue_has_arb_vertex_shader(const cc_glglue * glue);
538
539/* ARB_occlusion_query */
540COIN_DLL_API SbBool cc_glglue_has_occlusion_query(const cc_glglue * glue);
541COIN_DLL_API void cc_glglue_glGenQueries(const cc_glglue * glue,
542 GLsizei n, GLuint * ids);
543COIN_DLL_API void cc_glglue_glDeleteQueries(const cc_glglue * glue,
544 GLsizei n, const GLuint *ids);
545COIN_DLL_API GLboolean cc_glglue_glIsQuery(const cc_glglue * glue,
546 GLuint id);
547COIN_DLL_API void cc_glglue_glBeginQuery(const cc_glglue * glue,
548 GLenum target, GLuint id);
549COIN_DLL_API void cc_glglue_glEndQuery(const cc_glglue * glue,
550 GLenum target);
551COIN_DLL_API void cc_glglue_glGetQueryiv(const cc_glglue * glue,
552 GLenum target, GLenum pname,
553 GLint * params);
554COIN_DLL_API void cc_glglue_glGetQueryObjectiv(const cc_glglue * glue,
555 GLuint id, GLenum pname,
556 GLint * params);
557COIN_DLL_API void cc_glglue_glGetQueryObjectuiv(const cc_glglue * glue,
558 GLuint id, GLenum pname,
559 GLuint * params);
560
561/* framebuffer_object */
562COIN_DLL_API void cc_glglue_glIsRenderbuffer(const cc_glglue * glue, GLuint renderbuffer);
563COIN_DLL_API void cc_glglue_glBindRenderbuffer(const cc_glglue * glue, GLenum target, GLuint renderbuffer);
564COIN_DLL_API void cc_glglue_glDeleteRenderbuffers(const cc_glglue * glue, GLsizei n, const GLuint *renderbuffers);
565COIN_DLL_API void cc_glglue_glGenRenderbuffers(const cc_glglue * glue, GLsizei n, GLuint *renderbuffers);
566COIN_DLL_API void cc_glglue_glRenderbufferStorage(const cc_glglue * glue, GLenum target, GLenum internalformat, GLsizei width, GLsizei height);
567COIN_DLL_API void cc_glglue_glGetRenderbufferParameteriv(const cc_glglue * glue, GLenum target, GLenum pname, GLint *params);
568COIN_DLL_API GLboolean cc_glglue_glIsFramebuffer(const cc_glglue * glue, GLuint framebuffer);
569COIN_DLL_API void cc_glglue_glBindFramebuffer(const cc_glglue * glue, GLenum target, GLuint framebuffer);
570COIN_DLL_API void cc_glglue_glDeleteFramebuffers(const cc_glglue * glue, GLsizei n, const GLuint *framebuffers);
571COIN_DLL_API void cc_glglue_glGenFramebuffers(const cc_glglue * glue, GLsizei n, GLuint *framebuffers);
572COIN_DLL_API GLenum cc_glglue_glCheckFramebufferStatus(const cc_glglue * glue, GLenum target);
573COIN_DLL_API void cc_glglue_glFramebufferTexture1D(const cc_glglue * glue, GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);
574COIN_DLL_API void cc_glglue_glFramebufferTexture2D(const cc_glglue * glue, GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);
575COIN_DLL_API void cc_glglue_glFramebufferTexture3D(const cc_glglue * glue, GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level, GLint zoffset);
576COIN_DLL_API void cc_glglue_glFramebufferRenderbuffer(const cc_glglue * glue, GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer);
577COIN_DLL_API void cc_glglue_glGetFramebufferAttachmentParameteriv(const cc_glglue * glue, GLenum target, GLenum attachment, GLenum pname, GLint *params);
578COIN_DLL_API void cc_glglue_glGenerateMipmap(const cc_glglue * glue, GLenum target);
579COIN_DLL_API SbBool cc_glglue_has_framebuffer_objects(const cc_glglue * glue);
580
581
582/* GL feature queries */
583COIN_DLL_API SbBool cc_glglue_can_do_bumpmapping(const cc_glglue * glue);
584COIN_DLL_API SbBool cc_glglue_can_do_sortedlayersblend(const cc_glglue * glue);
585COIN_DLL_API SbBool cc_glglue_can_do_anisotropic_filtering(const cc_glglue * glue);
586COIN_DLL_API SbBool cc_glglue_has_framebuffer_objects(const cc_glglue * glue);
587
588/* GL limits */
589COIN_DLL_API int cc_glglue_get_max_lights(const cc_glglue * glue);
590COIN_DLL_API const float * cc_glglue_get_line_width_range(const cc_glglue * glue);
591COIN_DLL_API const float * cc_glglue_get_point_size_range(const cc_glglue * glue);
592
593COIN_DLL_API float cc_glglue_get_max_anisotropy(const cc_glglue * glue);
594
595/* ********************************************************************** */
596
597/* GLX extensions ***/
598
599COIN_DLL_API void * cc_glglue_glXGetCurrentDisplay(const cc_glglue * w);
600
601
602/* ********************************************************************** */
603
604/* Offscreen buffer creation ***/
605
606/* Functions to make and handle offscreen contexts. The interface is a
607 common interface which provides an abstraction over the
608 system-specific implementations on GLX, WGL and AGL.
609
610 It also hides whether or not hardware-acceleration is employed
611 (which is automatically done if the driver is found capable of
612 doing that.
613
614 Note that these does not need a cc_glglue instance.
615*/
616
617COIN_DLL_API void cc_glglue_context_max_dimensions(unsigned int * width, unsigned int * height);
618
619COIN_DLL_API void * cc_glglue_context_create_offscreen(unsigned int width, unsigned int height);
620COIN_DLL_API SbBool cc_glglue_context_make_current(void * ctx);
621COIN_DLL_API void cc_glglue_context_reinstate_previous(void * ctx);
622COIN_DLL_API void cc_glglue_context_destruct(void * ctx);
623
624COIN_DLL_API void cc_glglue_context_bind_pbuffer(void * ctx);
625COIN_DLL_API void cc_glglue_context_release_pbuffer(void * ctx);
626COIN_DLL_API SbBool cc_glglue_context_pbuffer_is_bound(void * ctx);
627COIN_DLL_API SbBool cc_glglue_context_can_render_to_texture(void * ctx);
628
629/* This abomination is needed to support SoOffscreenRenderer::getDC(). */
630COIN_DLL_API const void * cc_glglue_win32_HDC(void * ctx);
631COIN_DLL_API void cc_glglue_win32_updateHDCBitmap(void * ctx);
632
633/* ********************************************************************** */
634
635/* Interface for setting external offscreen renderer functionality:
636 * Makes it possible to provide an external implementation for doing
637 * offscreen rendering (such as accelerated rendering into a hidden
638 * window). This is useful to avoid having to do slow software
639 * rendering when pBuffers cannot be used (not available on the
640 * system, buggy implementation, mismatch of onscreen context and
641 * offscreen context).
642 */
643
644typedef void * cc_glglue_offscreen_data;
645
646typedef struct cc_glglue_offscreen_cb_functions {
647 cc_glglue_offscreen_data (*create_offscreen)(unsigned int width, unsigned int height);
648 SbBool (*make_current)(cc_glglue_offscreen_data context);
649 void (*reinstate_previous)(cc_glglue_offscreen_data context);
650 void (*destruct)(cc_glglue_offscreen_data context);
651} cc_glglue_offscreen_cb_functions;
652
653/* Set callback functions for external offscreen rendering. Pass NULL
654 to restore default, built-in offscreen rendering.
655 */
656COIN_DLL_API void cc_glglue_context_set_offscreen_cb_functions(cc_glglue_offscreen_cb_functions* p);
657
658#ifdef __cplusplus
659}
660#endif /* __cplusplus */
661
662#endif /* !COIN_GLUE_GL_H */
cc_glglue_offscreen_cb_functions
Definition C/glue/gl.h:646