-
Notifications
You must be signed in to change notification settings - Fork 3.3k
/
library_webgl2.js
1051 lines (940 loc) · 43 KB
/
library_webgl2.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/**
* @license
* Copyright 2010 The Emscripten Authors
* SPDX-License-Identifier: MIT
*/
var LibraryWebGL2 = {
glGetStringi__deps: ['$webglGetExtensions', '$stringToNewUTF8'],
glGetStringi: (name, index) => {
if (GL.currentContext.version < 2) {
GL.recordError(0x502 /* GL_INVALID_OPERATION */); // Calling GLES3/WebGL2 function with a GLES2/WebGL1 context
return 0;
}
var stringiCache = GL.stringiCache[name];
if (stringiCache) {
if (index < 0 || index >= stringiCache.length) {
GL.recordError(0x501/*GL_INVALID_VALUE*/);
#if GL_ASSERTIONS
err('GL_INVALID_VALUE in glGetStringi: index out of range (' + index + ')!');
#endif
return 0;
}
return stringiCache[index];
}
switch (name) {
case 0x1F03 /* GL_EXTENSIONS */:
var exts = webglGetExtensions().map(stringToNewUTF8);
stringiCache = GL.stringiCache[name] = exts;
if (index < 0 || index >= stringiCache.length) {
GL.recordError(0x501/*GL_INVALID_VALUE*/);
#if GL_ASSERTIONS
err('GL_INVALID_VALUE in glGetStringi: index out of range (' + index + ') in a call to GL_EXTENSIONS!');
#endif
return 0;
}
return stringiCache[index];
default:
GL.recordError(0x500/*GL_INVALID_ENUM*/);
#if GL_ASSERTIONS
err('GL_INVALID_ENUM in glGetStringi: Unknown parameter ' + name + '!');
#endif
return 0;
}
},
glGetInteger64v__deps: ['$emscriptenWebGLGet'],
glGetInteger64v: (name_, p) => {
emscriptenWebGLGet(name_, p, {{{ cDefs.EM_FUNC_SIG_PARAM_J }}});
},
glGetInternalformativ: (target, internalformat, pname, bufSize, params) => {
#if GL_TRACK_ERRORS
if (bufSize < 0) {
#if GL_ASSERTIONS
err('GL_INVALID_VALUE in glGetInternalformativ(target=' + target + ', internalformat=' + internalformat + ', pname=' + pname + ', bufSize=' + bufSize + ', params=' + params + '): Function called with bufSize < 0!');
#endif
GL.recordError(0x501 /* GL_INVALID_VALUE */);
return;
}
if (!params) {
// GLES3 specification does not specify how to behave if values is a null pointer. Since calling this function does not make sense
// if values == null, issue a GL error to notify user about it.
#if GL_ASSERTIONS
err('GL_INVALID_VALUE in glGetInternalformativ(target=' + target + ', internalformat=' + internalformat + ', pname=' + pname + ', bufSize=' + bufSize + ', params=0): Function called with null out pointer!');
#endif
GL.recordError(0x501 /* GL_INVALID_VALUE */);
return;
}
#endif
var ret = GLctx.getInternalformatParameter(target, internalformat, pname);
if (ret === null) return;
for (var i = 0; i < ret.length && i < bufSize; ++i) {
{{{ makeSetValue('params', 'i*4', 'ret[i]', 'i32') }}};
}
},
glCompressedTexImage3D: (target, level, internalFormat, width, height, depth, border, imageSize, data) => {
if (GLctx.currentPixelUnpackBufferBinding) {
GLctx.compressedTexImage3D(target, level, internalFormat, width, height, depth, border, imageSize, data);
} else {
GLctx.compressedTexImage3D(target, level, internalFormat, width, height, depth, border, HEAPU8, data, imageSize);
}
},
glCompressedTexSubImage3D: (target, level, xoffset, yoffset, zoffset, width, height, depth, format, imageSize, data) => {
if (GLctx.currentPixelUnpackBufferBinding) {
GLctx.compressedTexSubImage3D(target, level, xoffset, yoffset, zoffset, width, height, depth, format, imageSize, data);
} else {
GLctx.compressedTexSubImage3D(target, level, xoffset, yoffset, zoffset, width, height, depth, format, HEAPU8, data, imageSize);
}
},
glGetBufferParameteri64v__deps: ['$writeI53ToI64'],
glGetBufferParameteri64v: (target, value, data) => {
#if GL_TRACK_ERRORS
if (!data) {
// GLES2 specification does not specify how to behave if data is a null pointer. Since calling this function does not make sense
// if data == null, issue a GL error to notify user about it.
#if GL_ASSERTIONS
err('GL_INVALID_VALUE in glGetBufferParameteri64v(target=' + target + ', value=' + value + ', data=0): Function called with null out data pointer!');
#endif
GL.recordError(0x501 /* GL_INVALID_VALUE */);
return;
}
#endif
writeI53ToI64(data, GLctx.getBufferParameter(target, value));
},
glGetBufferSubData: (target, offset, size, data) => {
#if GL_TRACK_ERRORS
if (!data) {
// GLES2 specification does not specify how to behave if data is a null pointer. Since calling this function does not make sense
// if data == null, issue a GL error to notify user about it.
#if GL_ASSERTIONS
err('GL_INVALID_VALUE in glGetBufferSubData(target=' + target + ', offset=' + offset + ', size=' + size + ', data=0): Function called with null out data pointer!');
#endif
GL.recordError(0x501 /* GL_INVALID_VALUE */);
return;
}
#endif
#if WEBGL_USE_GARBAGE_FREE_APIS
size && GLctx.getBufferSubData(target, offset, HEAPU8, data, size);
#else
size && GLctx.getBufferSubData(target, offset, HEAPU8.subarray(data, data+size));
#endif
},
glInvalidateFramebuffer__deps: ['$tempFixedLengthArray'],
glInvalidateFramebuffer: (target, numAttachments, attachments) => {
#if GL_ASSERTIONS
assert(numAttachments < tempFixedLengthArray.length, 'Invalid count of numAttachments=' + numAttachments + ' passed to glInvalidateFramebuffer (that many attachment points do not exist in GL)');
#endif
var list = tempFixedLengthArray[numAttachments];
for (var i = 0; i < numAttachments; i++) {
list[i] = {{{ makeGetValue('attachments', 'i*4', 'i32') }}};
}
GLctx.invalidateFramebuffer(target, list);
},
glInvalidateSubFramebuffer__deps: ['$tempFixedLengthArray'],
glInvalidateSubFramebuffer: (target, numAttachments, attachments, x, y, width, height) => {
#if GL_ASSERTIONS
assert(numAttachments < tempFixedLengthArray.length, 'Invalid count of numAttachments=' + numAttachments + ' passed to glInvalidateSubFramebuffer (that many attachment points do not exist in GL)');
#endif
var list = tempFixedLengthArray[numAttachments];
for (var i = 0; i < numAttachments; i++) {
list[i] = {{{ makeGetValue('attachments', 'i*4', 'i32') }}};
}
GLctx.invalidateSubFramebuffer(target, list, x, y, width, height);
},
glTexImage3D__deps: ['$heapObjectForWebGLType', '$toTypedArrayIndex',
#if !WEBGL_USE_GARBAGE_FREE_APIS
'$emscriptenWebGLGetTexPixelData',
#endif
],
glTexImage3D: (target, level, internalFormat, width, height, depth, border, format, type, pixels) => {
if (GLctx.currentPixelUnpackBufferBinding) {
GLctx.texImage3D(target, level, internalFormat, width, height, depth, border, format, type, pixels);
} else if (pixels) {
var heap = heapObjectForWebGLType(type);
#if WEBGL_USE_GARBAGE_FREE_APIS
GLctx.texImage3D(target, level, internalFormat, width, height, depth, border, format, type, heap, toTypedArrayIndex(pixels, heap));
#else
var pixelData = emscriptenWebGLGetTexPixelData(type, format, width, height * depth, pixels, internalFormat);
GLctx.texImage3D(target, level, internalFormat, width, height, depth, border, format, type, pixelData);
#endif
} else {
GLctx.texImage3D(target, level, internalFormat, width, height, depth, border, format, type, null);
}
},
glTexSubImage3D__deps: ['$heapObjectForWebGLType', '$toTypedArrayIndex'],
glTexSubImage3D: (target, level, xoffset, yoffset, zoffset, width, height, depth, format, type, pixels) => {
if (GLctx.currentPixelUnpackBufferBinding) {
GLctx.texSubImage3D(target, level, xoffset, yoffset, zoffset, width, height, depth, format, type, pixels);
} else if (pixels) {
var heap = heapObjectForWebGLType(type);
GLctx.texSubImage3D(target, level, xoffset, yoffset, zoffset, width, height, depth, format, type, heap, toTypedArrayIndex(pixels, heap));
} else {
GLctx.texSubImage3D(target, level, xoffset, yoffset, zoffset, width, height, depth, format, type, null);
}
},
// Queries
glGenQueries: (n, ids) => {
GL.genObject(n, ids, 'createQuery', GL.queries
#if GL_ASSERTIONS
, 'glGenQueries'
#endif
);
},
glDeleteQueries: (n, ids) => {
for (var i = 0; i < n; i++) {
var id = {{{ makeGetValue('ids', 'i*4', 'i32') }}};
var query = GL.queries[id];
if (!query) continue; // GL spec: "unused names in ids are ignored, as is the name zero."
GLctx.deleteQuery(query);
GL.queries[id] = null;
}
},
glIsQuery: (id) => {
var query = GL.queries[id];
if (!query) return 0;
return GLctx.isQuery(query);
},
glBeginQuery: (target, id) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.queries, id, 'glBeginQuery', 'id');
#endif
GLctx.beginQuery(target, GL.queries[id]);
},
glGetQueryiv: (target, pname, params) => {
#if GL_TRACK_ERRORS
if (!params) {
// GLES2 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense
// if p == null, issue a GL error to notify user about it.
#if GL_ASSERTIONS
err('GL_INVALID_VALUE in glGetQueryiv(target=' + target +', pname=' + pname + ', params=0): Function called with null out pointer!');
#endif
GL.recordError(0x501 /* GL_INVALID_VALUE */);
return;
}
#endif
{{{ makeSetValue('params', '0', 'GLctx.getQuery(target, pname)', 'i32') }}};
},
glGetQueryObjectuiv: (id, pname, params) => {
#if GL_TRACK_ERRORS
if (!params) {
// GLES2 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense
// if p == null, issue a GL error to notify user about it.
#if GL_ASSERTIONS
err('GL_INVALID_VALUE in glGetQueryObjectuiv(id=' + id +', pname=' + pname + ', params=0): Function called with null out pointer!');
#endif
GL.recordError(0x501 /* GL_INVALID_VALUE */);
return;
}
#endif
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.queries, id, 'glGetQueryObjectuiv', 'id');
#endif
var query = GL.queries[id];
var param = GLctx.getQueryParameter(query, pname);
var ret;
if (typeof param == 'boolean') {
ret = param ? 1 : 0;
} else {
ret = param;
}
{{{ makeSetValue('params', '0', 'ret', 'i32') }}};
},
// Sampler objects
glGenSamplers: (n, samplers) => {
GL.genObject(n, samplers, 'createSampler', GL.samplers
#if GL_ASSERTIONS
, 'glGenSamplers'
#endif
);
},
glDeleteSamplers: (n, samplers) => {
for (var i = 0; i < n; i++) {
var id = {{{ makeGetValue('samplers', 'i*4', 'i32') }}};
var sampler = GL.samplers[id];
if (!sampler) continue;
GLctx.deleteSampler(sampler);
sampler.name = 0;
GL.samplers[id] = null;
}
},
glIsSampler: (id) => {
var sampler = GL.samplers[id];
if (!sampler) return 0;
return GLctx.isSampler(sampler);
},
glBindSampler: (unit, sampler) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.samplers, sampler, 'glBindSampler', 'sampler');
#endif
GLctx.bindSampler(unit, GL.samplers[sampler]);
},
glSamplerParameterf: (sampler, pname, param) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.samplers, sampler, 'glBindSampler', 'sampler');
#endif
GLctx.samplerParameterf(GL.samplers[sampler], pname, param);
},
glSamplerParameteri: (sampler, pname, param) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.samplers, sampler, 'glBindSampler', 'sampler');
#endif
GLctx.samplerParameteri(GL.samplers[sampler], pname, param);
},
glSamplerParameterfv: (sampler, pname, params) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.samplers, sampler, 'glBindSampler', 'sampler');
#endif
var param = {{{ makeGetValue('params', '0', 'float') }}};
GLctx.samplerParameterf(GL.samplers[sampler], pname, param);
},
glSamplerParameteriv: (sampler, pname, params) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.samplers, sampler, 'glBindSampler', 'sampler');
#endif
var param = {{{ makeGetValue('params', '0', 'i32') }}};
GLctx.samplerParameteri(GL.samplers[sampler], pname, param);
},
glGetSamplerParameterfv: (sampler, pname, params) => {
#if GL_TRACK_ERRORS
if (!params) {
// GLES3 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense
// if p == null, issue a GL error to notify user about it.
#if GL_ASSERTIONS
err('GL_INVALID_VALUE in glGetSamplerParameterfv(sampler=' + sampler +', pname=' + pname + ', params=0): Function called with null out pointer!');
#endif
GL.recordError(0x501 /* GL_INVALID_VALUE */);
return;
}
#endif
{{{ makeSetValue('params', '0', 'GLctx.getSamplerParameter(GL.samplers[sampler], pname)', 'float') }}};
},
glGetSamplerParameteriv: (sampler, pname, params) => {
#if GL_TRACK_ERRORS
if (!params) {
// GLES3 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense
// if p == null, issue a GL error to notify user about it.
#if GL_ASSERTIONS
err('GL_INVALID_VALUE in glGetSamplerParameteriv(sampler=' + sampler +', pname=' + pname + ', params=0): Function called with null out pointer!');
#endif
GL.recordError(0x501 /* GL_INVALID_VALUE */);
return;
}
#endif
{{{ makeSetValue('params', '0', 'GLctx.getSamplerParameter(GL.samplers[sampler], pname)', 'i32') }}};
},
// Transform Feedback
glGenTransformFeedbacks: (n, ids) => {
GL.genObject(n, ids, 'createTransformFeedback', GL.transformFeedbacks
#if GL_ASSERTIONS
, 'glGenTransformFeedbacks'
#endif
);
},
glDeleteTransformFeedbacks: (n, ids) => {
for (var i = 0; i < n; i++) {
var id = {{{ makeGetValue('ids', 'i*4', 'i32') }}};
var transformFeedback = GL.transformFeedbacks[id];
if (!transformFeedback) continue; // GL spec: "unused names in ids are ignored, as is the name zero."
GLctx.deleteTransformFeedback(transformFeedback);
transformFeedback.name = 0;
GL.transformFeedbacks[id] = null;
}
},
glIsTransformFeedback: (id) => GLctx.isTransformFeedback(GL.transformFeedbacks[id]),
glBindTransformFeedback: (target, id) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.transformFeedbacks, id, 'glBindTransformFeedback', 'id');
#endif
GLctx.bindTransformFeedback(target, GL.transformFeedbacks[id]);
},
glTransformFeedbackVaryings: (program, count, varyings, bufferMode) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.programs, program, 'glTransformFeedbackVaryings', 'program');
#endif
program = GL.programs[program];
var vars = [];
for (var i = 0; i < count; i++)
vars.push(UTF8ToString({{{ makeGetValue('varyings', 'i*4', 'i32') }}}));
GLctx.transformFeedbackVaryings(program, vars, bufferMode);
},
glGetTransformFeedbackVarying: (program, index, bufSize, length, size, type, name) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.programs, program, 'glGetTransformFeedbackVarying', 'program');
#endif
program = GL.programs[program];
var info = GLctx.getTransformFeedbackVarying(program, index);
if (!info) return; // If an error occurred, the return parameters length, size, type and name will be unmodified.
if (name && bufSize > 0) {
var numBytesWrittenExclNull = stringToUTF8(info.name, name, bufSize);
if (length) {{{ makeSetValue('length', '0', 'numBytesWrittenExclNull', 'i32') }}};
} else {
if (length) {{{ makeSetValue('length', '0', 0, 'i32') }}};
}
if (size) {{{ makeSetValue('size', '0', 'info.size', 'i32') }}};
if (type) {{{ makeSetValue('type', '0', 'info.type', 'i32') }}};
},
$emscriptenWebGLGetIndexed__deps: ['$writeI53ToI64'],
$emscriptenWebGLGetIndexed: (target, index, data, type) => {
#if GL_TRACK_ERRORS
if (!data) {
// GLES2 specification does not specify how to behave if data is a null pointer. Since calling this function does not make sense
// if data == null, issue a GL error to notify user about it.
#if GL_ASSERTIONS
err('GL_INVALID_VALUE in glGetInteger(64)i_v(target=' + target + ', index=' + index + ', data=0): Function called with null out pointer!');
#endif
GL.recordError(0x501 /* GL_INVALID_VALUE */);
return;
}
#endif
var result = GLctx.getIndexedParameter(target, index);
var ret;
switch (typeof result) {
case 'boolean':
ret = result ? 1 : 0;
break;
case 'number':
ret = result;
break;
case 'object':
if (result === null) {
switch (target) {
case 0x8C8F: // TRANSFORM_FEEDBACK_BUFFER_BINDING
case 0x8A28: // UNIFORM_BUFFER_BINDING
ret = 0;
break;
default: {
GL.recordError(0x500); // GL_INVALID_ENUM
#if GL_ASSERTIONS
err('GL_INVALID_ENUM in glGetInteger(64)i_v(' + target + ') and it returns null!');
#endif
return;
}
}
} else if (result instanceof WebGLBuffer) {
ret = result.name | 0;
} else {
GL.recordError(0x500); // GL_INVALID_ENUM
#if GL_ASSERTIONS
err('GL_INVALID_ENUM in glGetInteger(64)i_v: Unknown object returned from WebGL getIndexedParameter(' + target + ')!');
#endif
return;
}
break;
default:
GL.recordError(0x500); // GL_INVALID_ENUM
#if GL_ASSERTIONS
err('GL_INVALID_ENUM in glGetInteger(64)i_v: Native code calling glGetInteger(64)i_v(' + target + ') and it returns ' + result + ' of type ' + typeof(result) + '!');
#endif
return;
}
switch (type) {
case {{{ cDefs.EM_FUNC_SIG_PARAM_J }}}: writeI53ToI64(data, ret); break;
case {{{ cDefs.EM_FUNC_SIG_PARAM_I }}}: {{{ makeSetValue('data', '0', 'ret', 'i32') }}}; break;
case {{{ cDefs.EM_FUNC_SIG_PARAM_F }}}: {{{ makeSetValue('data', '0', 'ret', 'float') }}}; break;
case {{{ cDefs.EM_FUNC_SIG_PARAM_B }}}: {{{ makeSetValue('data', '0', 'ret ? 1 : 0', 'i8') }}}; break;
default: throw 'internal emscriptenWebGLGetIndexed() error, bad type: ' + type;
}
},
glGetIntegeri_v__deps: ['$emscriptenWebGLGetIndexed'],
glGetIntegeri_v: (target, index, data) =>
emscriptenWebGLGetIndexed(target, index, data, {{{ cDefs.EM_FUNC_SIG_PARAM_I }}}),
glGetInteger64i_v__deps: ['$emscriptenWebGLGetIndexed'],
glGetInteger64i_v: (target, index, data) =>
emscriptenWebGLGetIndexed(target, index, data, {{{ cDefs.EM_FUNC_SIG_PARAM_J }}}),
// Uniform Buffer objects
glBindBufferBase: (target, index, buffer) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.buffers, buffer, 'glBindBufferBase', 'buffer');
#endif
GLctx.bindBufferBase(target, index, GL.buffers[buffer]);
},
glBindBufferRange: (target, index, buffer, offset, ptrsize) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.buffers, buffer, 'glBindBufferRange', 'buffer');
#endif
GLctx.bindBufferRange(target, index, GL.buffers[buffer], offset, ptrsize);
},
glGetUniformIndices: (program, uniformCount, uniformNames, uniformIndices) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.programs, program, 'glGetUniformIndices', 'program');
#endif
#if GL_TRACK_ERRORS
if (!uniformIndices) {
// GLES2 specification does not specify how to behave if uniformIndices is a null pointer. Since calling this function does not make sense
// if uniformIndices == null, issue a GL error to notify user about it.
#if GL_ASSERTIONS
err('GL_INVALID_VALUE in glGetUniformIndices(program=' + program + ', uniformCount=' + uniformCount + ', uniformNames=' + uniformNames + ', uniformIndices=0): Function called with null out pointer!');
#endif
GL.recordError(0x501 /* GL_INVALID_VALUE */);
return;
}
if (uniformCount > 0 && (uniformNames == 0 || uniformIndices == 0)) {
GL.recordError(0x501 /* GL_INVALID_VALUE */);
return;
}
#endif
program = GL.programs[program];
var names = [];
for (var i = 0; i < uniformCount; i++)
names.push(UTF8ToString({{{ makeGetValue('uniformNames', 'i*4', 'i32') }}}));
var result = GLctx.getUniformIndices(program, names);
if (!result) return; // GL spec: If an error is generated, nothing is written out to uniformIndices.
var len = result.length;
for (var i = 0; i < len; i++) {
{{{ makeSetValue('uniformIndices', 'i*4', 'result[i]', 'i32') }}};
}
},
glGetActiveUniformsiv: (program, uniformCount, uniformIndices, pname, params) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.programs, program, 'glGetActiveUniformsiv', 'program');
#endif
#if GL_TRACK_ERRORS
if (!params) {
// GLES2 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense
// if params == null, issue a GL error to notify user about it.
#if GL_ASSERTIONS
err('GL_INVALID_VALUE in glGetActiveUniformsiv(program=' + program + ', uniformCount=' + uniformCount + ', uniformIndices=' + uniformIndices + ', pname=' + pname + ', params=0): Function called with null out pointer!');
#endif
GL.recordError(0x501 /* GL_INVALID_VALUE */);
return;
}
if (uniformCount > 0 && uniformIndices == 0) {
GL.recordError(0x501 /* GL_INVALID_VALUE */);
return;
}
#endif
program = GL.programs[program];
var ids = [];
for (var i = 0; i < uniformCount; i++) {
ids.push({{{ makeGetValue('uniformIndices', 'i*4', 'i32') }}});
}
var result = GLctx.getActiveUniforms(program, ids, pname);
if (!result) return; // GL spec: If an error is generated, nothing is written out to params.
var len = result.length;
for (var i = 0; i < len; i++) {
{{{ makeSetValue('params', 'i*4', 'result[i]', 'i32') }}};
}
},
glGetUniformBlockIndex: (program, uniformBlockName) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.programs, program, 'glGetUniformBlockIndex', 'program');
#endif
return GLctx.getUniformBlockIndex(GL.programs[program], UTF8ToString(uniformBlockName));
},
glGetActiveUniformBlockiv: (program, uniformBlockIndex, pname, params) => {
#if GL_TRACK_ERRORS
if (!params) {
// GLES2 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense
// if params == null, issue a GL error to notify user about it.
#if GL_ASSERTIONS
err('GL_INVALID_VALUE in glGetActiveUniformBlockiv(program=' + program + ', uniformBlockIndex=' + uniformBlockIndex + ', pname=' + pname + ', params=0): Function called with null out pointer!');
#endif
GL.recordError(0x501 /* GL_INVALID_VALUE */);
return;
}
#endif
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.programs, program, 'glGetActiveUniformBlockiv', 'program');
#endif
program = GL.programs[program];
if (pname == 0x8A41 /* GL_UNIFORM_BLOCK_NAME_LENGTH */) {
var name = GLctx.getActiveUniformBlockName(program, uniformBlockIndex);
{{{ makeSetValue('params', 0, 'name.length+1', 'i32') }}};
return;
}
var result = GLctx.getActiveUniformBlockParameter(program, uniformBlockIndex, pname);
if (result === null) return; // If an error occurs, nothing should be written to params.
if (pname == 0x8A43 /*GL_UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES*/) {
for (var i = 0; i < result.length; i++) {
{{{ makeSetValue('params', 'i*4', 'result[i]', 'i32') }}};
}
} else {
{{{ makeSetValue('params', '0', 'result', 'i32') }}};
}
},
glGetActiveUniformBlockName: (program, uniformBlockIndex, bufSize, length, uniformBlockName) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.programs, program, 'glGetActiveUniformBlockName', 'program');
#endif
program = GL.programs[program];
var result = GLctx.getActiveUniformBlockName(program, uniformBlockIndex);
if (!result) return; // If an error occurs, nothing will be written to uniformBlockName or length.
if (uniformBlockName && bufSize > 0) {
var numBytesWrittenExclNull = stringToUTF8(result, uniformBlockName, bufSize);
if (length) {{{ makeSetValue('length', '0', 'numBytesWrittenExclNull', 'i32') }}};
} else {
if (length) {{{ makeSetValue('length', '0', 0, 'i32') }}};
}
},
glUniformBlockBinding: (program, uniformBlockIndex, uniformBlockBinding) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.programs, program, 'glUniformBlockBinding', 'program');
#endif
program = GL.programs[program];
GLctx.uniformBlockBinding(program, uniformBlockIndex, uniformBlockBinding);
},
glClearBufferiv: (buffer, drawbuffer, value) => {
#if GL_ASSERTIONS
assert((value & 3) == 0, 'Pointer to integer data passed to glClearBufferiv must be aligned to four bytes!');
#endif
GLctx.clearBufferiv(buffer, drawbuffer, HEAP32, {{{ getHeapOffset('value', 'i32') }}});
},
glClearBufferuiv: (buffer, drawbuffer, value) => {
#if GL_ASSERTIONS
assert((value & 3) == 0, 'Pointer to integer data passed to glClearBufferuiv must be aligned to four bytes!');
#endif
GLctx.clearBufferuiv(buffer, drawbuffer, HEAPU32, {{{ getHeapOffset('value', 'u32') }}});
},
glClearBufferfv: (buffer, drawbuffer, value) => {
#if GL_ASSERTIONS
assert((value & 3) == 0, 'Pointer to float data passed to glClearBufferfv must be aligned to four bytes!');
#endif
GLctx.clearBufferfv(buffer, drawbuffer, HEAPF32, {{{ getHeapOffset('value', 'float') }}});
},
glFenceSync: (condition, flags) => {
var sync = GLctx.fenceSync(condition, flags);
if (sync) {
var id = GL.getNewId(GL.syncs);
sync.name = id;
GL.syncs[id] = sync;
return id;
}
return 0; // Failed to create a sync object
},
glDeleteSync: (id) => {
if (!id) return;
var sync = GL.syncs[id];
if (!sync) { // glDeleteSync signals an error when deleting a nonexisting object, unlike some other GL delete functions.
GL.recordError(0x501 /* GL_INVALID_VALUE */);
return;
}
GLctx.deleteSync(sync);
sync.name = 0;
GL.syncs[id] = null;
},
#if !WASM_BIGINT
glClientWaitSync__deps: ['$convertI32PairToI53'],
#endif
glClientWaitSync: (sync, flags, {{{ defineI64Param('timeout') }}}) => {
// WebGL2 vs GLES3 differences: in GLES3, the timeout parameter is a uint64, where 0xFFFFFFFFFFFFFFFFULL means GL_TIMEOUT_IGNORED.
// In JS, there's no 64-bit value types, so instead timeout is taken to be signed, and GL_TIMEOUT_IGNORED is given value -1.
// Inherently the value accepted in the timeout is lossy, and can't take in arbitrary u64 bit pattern (but most likely doesn't matter)
// See https://www.khronos.org/registry/webgl/specs/latest/2.0/#5.15
{{{ receiveI64ParamAsI53Unchecked('timeout'); }}}
return GLctx.clientWaitSync(GL.syncs[sync], flags, timeout);
},
#if !WASM_BIGINT
glWaitSync__deps: ['$convertI32PairToI53'],
#endif
glWaitSync: (sync, flags, {{{ defineI64Param('timeout') }}}) => {
// See WebGL2 vs GLES3 difference on GL_TIMEOUT_IGNORED above (https://www.khronos.org/registry/webgl/specs/latest/2.0/#5.15)
{{{ receiveI64ParamAsI53Unchecked('timeout'); }}}
GLctx.waitSync(GL.syncs[sync], flags, timeout);
},
glGetSynciv: (sync, pname, bufSize, length, values) => {
#if GL_TRACK_ERRORS
if (bufSize < 0) {
// GLES3 specification does not specify how to behave if bufSize < 0, however in the spec wording for glGetInternalformativ, it does say that GL_INVALID_VALUE should be raised,
// so raise GL_INVALID_VALUE here as well.
#if GL_ASSERTIONS
err('GL_INVALID_VALUE in glGetSynciv(sync=' + sync + ', pname=' + pname + ', bufSize=' + bufSize + ', length=' + length + ', values='+values+'): Function called with bufSize < 0!');
#endif
GL.recordError(0x501 /* GL_INVALID_VALUE */);
return;
}
if (!values) {
// GLES3 specification does not specify how to behave if values is a null pointer. Since calling this function does not make sense
// if values == null, issue a GL error to notify user about it.
#if GL_ASSERTIONS
err('GL_INVALID_VALUE in glGetSynciv(sync=' + sync + ', pname=' + pname + ', bufSize=' + bufSize + ', length=' + length + ', values=0): Function called with null out pointer!');
#endif
GL.recordError(0x501 /* GL_INVALID_VALUE */);
return;
}
#endif
var ret = GLctx.getSyncParameter(GL.syncs[sync], pname);
if (ret !== null) {
{{{ makeSetValue('values', '0', 'ret', 'i32') }}};
if (length) {{{ makeSetValue('length', '0', '1', 'i32') }}}; // Report a single value outputted.
}
},
glIsSync: (sync) => GLctx.isSync(GL.syncs[sync]),
glGetUniformuiv__deps: ['$emscriptenWebGLGetUniform'],
glGetUniformuiv: (program, location, params) =>
emscriptenWebGLGetUniform(program, location, params, {{{ cDefs.EM_FUNC_SIG_PARAM_I }}}),
glGetFragDataLocation: (program, name) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.programs, program, 'glGetFragDataLocation', 'program');
#endif
return GLctx.getFragDataLocation(GL.programs[program], UTF8ToString(name));
},
glGetVertexAttribIiv__deps: ['$emscriptenWebGLGetVertexAttrib'],
glGetVertexAttribIiv: (index, pname, params) => {
// N.B. This function may only be called if the vertex attribute was specified using the function glVertexAttribI4iv(),
// otherwise the results are undefined. (GLES3 spec 6.1.12)
emscriptenWebGLGetVertexAttrib(index, pname, params, {{{ cDefs.EM_FUNC_SIG_PARAM_I }}});
},
// N.B. This function may only be called if the vertex attribute was specified using the function glVertexAttribI4uiv(),
// otherwise the results are undefined. (GLES3 spec 6.1.12)
glGetVertexAttribIuiv__deps: ['$emscriptenWebGLGetVertexAttrib'],
glGetVertexAttribIuiv: 'glGetVertexAttribIiv',
glUniform1ui__deps: ['$webglGetUniformLocation'],
glUniform1ui: (location, v0) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GLctx.currentProgram.uniformLocsById, location, 'glUniform1ui', 'location');
#endif
GLctx.uniform1ui(webglGetUniformLocation(location), v0);
},
glUniform2ui__deps: ['$webglGetUniformLocation'],
glUniform2ui: (location, v0, v1) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GLctx.currentProgram.uniformLocsById, location, 'glUniform2ui', 'location');
#endif
GLctx.uniform2ui(webglGetUniformLocation(location), v0, v1);
},
glUniform3ui__deps: ['$webglGetUniformLocation'],
glUniform3ui: (location, v0, v1, v2) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GLctx.currentProgram.uniformLocsById, location, 'glUniform3ui', 'location');
#endif
GLctx.uniform3ui(webglGetUniformLocation(location), v0, v1, v2);
},
glUniform4ui__deps: ['$webglGetUniformLocation'],
glUniform4ui: (location, v0, v1, v2, v3) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GLctx.currentProgram.uniformLocsById, location, 'glUniform4ui', 'location');
#endif
GLctx.uniform4ui(webglGetUniformLocation(location), v0, v1, v2, v3);
},
glUniform1uiv__deps: ['$webglGetUniformLocation'],
glUniform1uiv: (location, count, value) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GLctx.currentProgram.uniformLocsById, location, 'glUniform1uiv', 'location');
assert((value & 3) == 0, 'Pointer to integer data passed to glUniform1uiv must be aligned to four bytes!');
#endif
count && GLctx.uniform1uiv(webglGetUniformLocation(location), HEAPU32, {{{ getHeapOffset('value', 'u32') }}}, count);
},
glUniform2uiv__deps: ['$webglGetUniformLocation'],
glUniform2uiv: (location, count, value) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GLctx.currentProgram.uniformLocsById, location, 'glUniform2uiv', 'location');
assert((value & 3) == 0, 'Pointer to integer data passed to glUniform2uiv must be aligned to four bytes!');
#endif
count && GLctx.uniform2uiv(webglGetUniformLocation(location), HEAPU32, {{{ getHeapOffset('value', 'u32') }}}, count*2);
},
glUniform3uiv__deps: ['$webglGetUniformLocation'],
glUniform3uiv: (location, count, value) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GLctx.currentProgram.uniformLocsById, location, 'glUniform3uiv', 'location');
assert((value & 3) == 0, 'Pointer to integer data passed to glUniform3uiv must be aligned to four bytes!');
#endif
count && GLctx.uniform3uiv(webglGetUniformLocation(location), HEAPU32, {{{ getHeapOffset('value', 'u32') }}}, count*3);
},
glUniform4uiv__deps: ['$webglGetUniformLocation'],
glUniform4uiv: (location, count, value) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GLctx.currentProgram.uniformLocsById, location, 'glUniform4uiv', 'location');
assert((value & 3) == 0, 'Pointer to integer data passed to glUniform4uiv must be aligned to four bytes!');
#endif
count && GLctx.uniform4uiv(webglGetUniformLocation(location), HEAPU32, {{{ getHeapOffset('value', 'u32') }}}, count*4);
},
glUniformMatrix2x3fv__deps: ['$webglGetUniformLocation'],
glUniformMatrix2x3fv: (location, count, transpose, value) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GLctx.currentProgram.uniformLocsById, location, 'glUniformMatrix2x3fv', 'location');
assert((value & 3) == 0, 'Pointer to float data passed to glUniformMatrix2x3fv must be aligned to four bytes!');
#endif
count && GLctx.uniformMatrix2x3fv(webglGetUniformLocation(location), !!transpose, HEAPF32, {{{ getHeapOffset('value', 'float') }}}, count*6);
},
glUniformMatrix3x2fv__deps: ['$webglGetUniformLocation'],
glUniformMatrix3x2fv: (location, count, transpose, value) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GLctx.currentProgram.uniformLocsById, location, 'glUniformMatrix3x2fv', 'location');
assert((value & 3) == 0, 'Pointer to float data passed to glUniformMatrix3x2fv must be aligned to four bytes!');
#endif
count && GLctx.uniformMatrix3x2fv(webglGetUniformLocation(location), !!transpose, HEAPF32, {{{ getHeapOffset('value', 'float') }}}, count*6);
},
glUniformMatrix2x4fv__deps: ['$webglGetUniformLocation'],
glUniformMatrix2x4fv: (location, count, transpose, value) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GLctx.currentProgram.uniformLocsById, location, 'glUniformMatrix2x4fv', 'location');
assert((value & 3) == 0, 'Pointer to float data passed to glUniformMatrix2x4fv must be aligned to four bytes!');
#endif
count && GLctx.uniformMatrix2x4fv(webglGetUniformLocation(location), !!transpose, HEAPF32, {{{ getHeapOffset('value', 'float') }}}, count*8);
},
glUniformMatrix4x2fv__deps: ['$webglGetUniformLocation'],
glUniformMatrix4x2fv: (location, count, transpose, value) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GLctx.currentProgram.uniformLocsById, location, 'glUniformMatrix4x2fv', 'location');
assert((value & 3) == 0, 'Pointer to float data passed to glUniformMatrix4x2fv must be aligned to four bytes!');
#endif
count && GLctx.uniformMatrix4x2fv(webglGetUniformLocation(location), !!transpose, HEAPF32, {{{ getHeapOffset('value', 'float') }}}, count*8);
},
glUniformMatrix3x4fv__deps: ['$webglGetUniformLocation'],
glUniformMatrix3x4fv: (location, count, transpose, value) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GLctx.currentProgram.uniformLocsById, location, 'glUniformMatrix3x4fv', 'location');
assert((value & 3) == 0, 'Pointer to float data passed to glUniformMatrix3x4fv must be aligned to four bytes!');
#endif
count && GLctx.uniformMatrix3x4fv(webglGetUniformLocation(location), !!transpose, HEAPF32, {{{ getHeapOffset('value', 'float') }}}, count*12);
},
glUniformMatrix4x3fv__deps: ['$webglGetUniformLocation'],
glUniformMatrix4x3fv: (location, count, transpose, value) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GLctx.currentProgram.uniformLocsById, location, 'glUniformMatrix4x3fv', 'location');
assert((value & 3) == 0, 'Pointer to float data passed to glUniformMatrix4x3fv must be aligned to four bytes!');
#endif
count && GLctx.uniformMatrix4x3fv(webglGetUniformLocation(location), !!transpose, HEAPF32, {{{ getHeapOffset('value', 'float') }}}, count*12);
},
glVertexAttribI4iv: (index, v) => {
#if GL_ASSERTIONS
assert((v & 3) == 0, 'Pointer to integer data passed to glVertexAttribI4iv must be aligned to four bytes!');
assert(v != 0, 'Null pointer passed to glVertexAttribI4iv!');
#endif
GLctx.vertexAttribI4i(index, HEAP32[v>>2], HEAP32[v+4>>2], HEAP32[v+8>>2], HEAP32[v+12>>2]);
},
glVertexAttribI4uiv: (index, v) => {
#if GL_ASSERTIONS
assert((v & 3) == 0, 'Pointer to integer data passed to glVertexAttribI4uiv must be aligned to four bytes!');
assert(v != 0, 'Null pointer passed to glVertexAttribI4uiv!');
#endif
GLctx.vertexAttribI4ui(index, HEAPU32[v>>2], HEAPU32[v+4>>2], HEAPU32[v+8>>2], HEAPU32[v+12>>2]);
},
glProgramParameteri: (program, pname, value) => {
GL.recordError(0x500/*GL_INVALID_ENUM*/);
#if GL_ASSERTIONS
err("GL_INVALID_ENUM in glProgramParameteri: WebGL does not support binary shader formats! Calls to glProgramParameteri always fail. See https://www.khronos.org/registry/webgl/specs/latest/2.0/#5.4");
#endif
},
glGetProgramBinary: (program, bufSize, length, binaryFormat, binary) => {
GL.recordError(0x502/*GL_INVALID_OPERATION*/);
#if GL_ASSERTIONS
err("GL_INVALID_OPERATION in glGetProgramBinary: WebGL does not support binary shader formats! Calls to glGetProgramBinary always fail. See https://www.khronos.org/registry/webgl/specs/latest/2.0/#5.4");
#endif
},
glProgramBinary: (program, binaryFormat, binary, length) => {
GL.recordError(0x500/*GL_INVALID_ENUM*/);
#if GL_ASSERTIONS
err("GL_INVALID_ENUM in glProgramBinary: WebGL does not support binary shader formats! Calls to glProgramBinary always fail. See https://www.khronos.org/registry/webgl/specs/latest/2.0/#5.4");
#endif
},
glFramebufferTextureLayer: (target, attachment, texture, level, layer) => {
#if GL_ASSERTIONS
GL.validateGLObjectID(GL.textures, texture, 'glFramebufferTextureLayer', 'texture');
#endif
GLctx.framebufferTextureLayer(target, attachment, GL.textures[texture], level, layer);
},
glVertexAttribIPointer: (index, size, type, stride, ptr) => {
#if FULL_ES3
var cb = GL.currentContext.clientBuffers[index];
#if GL_ASSERTIONS
assert(cb, index);
#endif
if (!GLctx.currentArrayBufferBinding) {
cb.size = size;
cb.type = type;
cb.normalized = false;
cb.stride = stride;
cb.ptr = ptr;
cb.clientside = true;
cb.vertexAttribPointerAdaptor = function(index, size, type, normalized, stride, ptr) {
this.vertexAttribIPointer(index, size, type, stride, ptr);
};
return;
}
cb.clientside = false;
#endif
#if GL_ASSERTIONS
GL.validateVertexAttribPointer(size, type, stride, ptr);
#endif
GLctx.vertexAttribIPointer(index, size, type, stride, ptr);
},
#if !LEGACY_GL_EMULATION
// Defined in library_glemu.js when LEGACY_GL_EMULATION is set
glDrawRangeElements__deps: ['glDrawElements'],
glDrawRangeElements: (mode, start, end, count, type, indices) => {
// TODO: This should be a trivial pass-though function registered at the bottom of this page as
// glFuncs[6][1] += ' drawRangeElements';
// but due to https://bugzilla.mozilla.org/show_bug.cgi?id=1202427,
// we work around by ignoring the range.
_glDrawElements(mode, count, type, indices);
},
#endif
glDrawArraysInstancedBaseInstanceWEBGL__sig: 'viiiii',
glDrawArraysInstancedBaseInstanceWEBGL: (mode, first, count, instanceCount, baseInstance) => {
GLctx.dibvbi['drawArraysInstancedBaseInstanceWEBGL'](mode, first, count, instanceCount, baseInstance);
},
glDrawArraysInstancedBaseInstance: 'glDrawArraysInstancedBaseInstanceWEBGL',
glDrawArraysInstancedBaseInstanceANGLE: 'glDrawArraysInstancedBaseInstanceWEBGL',
glDrawElementsInstancedBaseVertexBaseInstanceWEBGL__sig: 'viiiiiii',
glDrawElementsInstancedBaseVertexBaseInstanceWEBGL: (mode, count, type, offset, instanceCount, baseVertex, baseinstance) => {
GLctx.dibvbi['drawElementsInstancedBaseVertexBaseInstanceWEBGL'](mode, count, type, offset, instanceCount, baseVertex, baseinstance);
},
glDrawElementsInstancedBaseVertexBaseInstanceANGLE: 'glDrawElementsInstancedBaseVertexBaseInstanceWEBGL',
$webgl_enable_WEBGL_draw_instanced_base_vertex_base_instance: (ctx) =>
// Closure is expected to be allowed to minify the '.dibvbi' property, so not accessing it quoted.
!!(ctx.dibvbi = ctx.getExtension('WEBGL_draw_instanced_base_vertex_base_instance')),
emscripten_webgl_enable_WEBGL_draw_instanced_base_vertex_base_instance__deps: ['$webgl_enable_WEBGL_draw_instanced_base_vertex_base_instance'],
emscripten_webgl_enable_WEBGL_draw_instanced_base_vertex_base_instance: (ctx) =>
webgl_enable_WEBGL_draw_instanced_base_vertex_base_instance(GL.contexts[ctx].GLctx),
glMultiDrawArraysInstancedBaseInstanceWEBGL__sig: 'viiiiii',
glMultiDrawArraysInstancedBaseInstanceWEBGL: (mode, firsts, counts, instanceCounts, baseInstances, drawCount) => {
GLctx.mdibvbi['multiDrawArraysInstancedBaseInstanceWEBGL'](
mode,
HEAP32,
{{{ getHeapOffset('firsts', 'i32') }}},
HEAP32,
{{{ getHeapOffset('counts', 'i32') }}},
HEAP32,
{{{ getHeapOffset('instanceCounts', 'i32') }}},
HEAPU32,
{{{ getHeapOffset('baseInstances', 'i32') }}},
drawCount);
},
glMultiDrawArraysInstancedBaseInstanceANGLE: 'glMultiDrawArraysInstancedBaseInstanceWEBGL',
glMultiDrawElementsInstancedBaseVertexBaseInstanceWEBGL__sig: 'viiiiiiii',
glMultiDrawElementsInstancedBaseVertexBaseInstanceWEBGL: (mode, counts, type, offsets, instanceCounts, baseVertices, baseInstances, drawCount) => {
GLctx.mdibvbi['multiDrawElementsInstancedBaseVertexBaseInstanceWEBGL'](
mode,
HEAP32,
{{{ getHeapOffset('counts', 'i32') }}},