summaryrefslogtreecommitdiff
path: root/ddl/out/LambdaCube.IR.swift
blob: 873d8e8112684ad232c10cdd88e1918830f1b1ce (plain)
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
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
// generated file, do not modify!
<<<<<<< 4d40c4ee5ed15544d2ac7fb1ea7b61e89766d277
<<<<<<< c5e063b3c9aeff65161e24445e9672daff980b45
<<<<<<< 3b50722f433ec5ecc515ea1441fd633d85118cb9
// 2016-03-01T13:00:40.426854000000Z
=======
// 2016-03-20T21:42:12.172652000000Z
>>>>>>> working c# backend
=======
// 2016-03-20T22:19:42.844053000000Z
>>>>>>> fix c#
=======
// 2016-03-21T11:36:00.283777000000Z
>>>>>>> work on java json loader

typealias StreamName = Int

typealias ProgramName = Int

typealias TextureName = Int

typealias SamplerName = Int

typealias UniformName = String

typealias SlotName = Int

typealias FrameBufferComponent = Int

typealias TextureUnit = Int

typealias RenderTargetName = Int

typealias TextureUnitMapping = Dictionary<UniformName, TextureUnit>

enum ArrayValue {
  case VBoolArray(Array<Bool>)
  case VIntArray(Array<Int32>)
  case VWordArray(Array<UInt32>)
  case VFloatArray(Array<Float>)
}

enum Value {
  case VBool(Bool)
  case VV2B(Int)
  case VV3B(Int)
  case VV4B(Int)
  case VWord(UInt32)
  case VV2U(Int)
  case VV3U(Int)
  case VV4U(Int)
  case VInt(Int32)
  case VV2I(Int)
  case VV3I(Int)
  case VV4I(Int)
  case VFloat(Float)
  case VV2F(Int)
  case VV3F(Int)
  case VV4F(Int)
  case VM22F(Int)
  case VM23F(Int)
  case VM24F(Int)
  case VM32F(Int)
  case VM33F(Int)
  case VM34F(Int)
  case VM42F(Int)
  case VM43F(Int)
  case VM44F(Int)
}

enum InputType {
  case Bool
  case V2B
  case V3B
  case V4B
  case Word
  case V2U
  case V3U
  case V4U
  case Int
  case V2I
  case V3I
  case V4I
  case Float
  case V2F
  case V3F
  case V4F
  case M22F
  case M23F
  case M24F
  case M32F
  case M33F
  case M34F
  case M42F
  case M43F
  case M44F
  case STexture1D
  case STexture2D
  case STextureCube
  case STexture1DArray
  case STexture2DArray
  case STexture2DRect
  case FTexture1D
  case FTexture2D
  case FTexture3D
  case FTextureCube
  case FTexture1DArray
  case FTexture2DArray
  case FTexture2DMS
  case FTexture2DMSArray
  case FTextureBuffer
  case FTexture2DRect
  case ITexture1D
  case ITexture2D
  case ITexture3D
  case ITextureCube
  case ITexture1DArray
  case ITexture2DArray
  case ITexture2DMS
  case ITexture2DMSArray
  case ITextureBuffer
  case ITexture2DRect
  case UTexture1D
  case UTexture2D
  case UTexture3D
  case UTextureCube
  case UTexture1DArray
  case UTexture2DArray
  case UTexture2DMS
  case UTexture2DMSArray
  case UTextureBuffer
  case UTexture2DRect
}

enum PointSpriteCoordOrigin {
  case LowerLeft
  case UpperLeft
}

enum PointSize {
  case PointSize(Float)
  case ProgramPointSize
}

enum PolygonOffset {
  case NoOffset
  case Offset(Float,Float)
}

enum FrontFace {
  case CCW
  case CW
}

enum PolygonMode {
  case PolygonPoint(PointSize)
  case PolygonLine(Float)
  case PolygonFill
}

enum ProvokingVertex {
  case FirstVertex
  case LastVertex
}

enum CullMode {
  case CullNone
  case CullFront(FrontFace)
  case CullBack(FrontFace)
}

enum ComparisonFunction {
  case Never
  case Less
  case Equal
  case Lequal
  case Greater
  case Notequal
  case Gequal
  case Always
}

typealias DepthFunction = ComparisonFunction

enum StencilOperation {
  case OpZero
  case OpKeep
  case OpReplace
  case OpIncr
  case OpIncrWrap
  case OpDecr
  case OpDecrWrap
  case OpInvert
}

enum BlendEquation {
  case FuncAdd
  case FuncSubtract
  case FuncReverseSubtract
  case Min
  case Max
}

enum BlendingFactor {
  case Zero
  case One
  case SrcColor
  case OneMinusSrcColor
  case DstColor
  case OneMinusDstColor
  case SrcAlpha
  case OneMinusSrcAlpha
  case DstAlpha
  case OneMinusDstAlpha
  case ConstantColor
  case OneMinusConstantColor
  case ConstantAlpha
  case OneMinusConstantAlpha
  case SrcAlphaSaturate
}

enum LogicOperation {
  case Clear
  case And
  case AndReverse
  case Copy
  case AndInverted
  case Noop
  case Xor
  case Or
  case Nor
  case Equiv
  case Invert
  case OrReverse
  case CopyInverted
  case OrInverted
  case Nand
  case Set
}

enum StencilOps {
  case StencilOps(StencilOps_Data)
    struct StencilOps_Data {
      var frontStencilOp : StencilOperation
      var backStencilOp : StencilOperation
    }
}

enum StencilTest {
  case StencilTest(StencilTest_Data)
    struct StencilTest_Data {
      var stencilComparision : ComparisonFunction
      var stencilReference : Int32
      var stencilMask : UInt32
    }
}

enum StencilTests {
  case StencilTests(StencilTest,StencilTest)
}

enum FetchPrimitive {
  case Points
  case Lines
  case Triangles
  case LinesAdjacency
  case TrianglesAdjacency
}

enum OutputPrimitive {
  case TrianglesOutput
  case LinesOutput
  case PointsOutput
}

enum ColorArity {
  case Red
  case RG
  case RGB
  case RGBA
}

enum Blending {
  case NoBlending
  case BlendLogicOp(LogicOperation)
  case Blend(Blend_Data)
    struct Blend_Data {
      var colorEqSrc : BlendEquation
      var alphaEqSrc : BlendEquation
      var colorFSrc : BlendingFactor
      var colorFDst : BlendingFactor
      var alphaFSrc : BlendingFactor
      var alphaFDst : BlendingFactor
      var color : Int
    }
}

enum RasterContext {
  case PointCtx(PointSize,Float,PointSpriteCoordOrigin)
  case LineCtx(Float,ProvokingVertex)
  case TriangleCtx(CullMode,PolygonMode,PolygonOffset,ProvokingVertex)
}

enum FragmentOperation {
  case DepthOp(DepthFunction,Bool)
  case StencilOp(StencilTests,StencilOps,StencilOps)
  case ColorOp(Blending,Value)
}

enum AccumulationContext {
  case AccumulationContext(AccumulationContext_Data)
    struct AccumulationContext_Data {
      var accViewportName : Maybe<String>
      var accOperations : Array<FragmentOperation>
    }
}

enum TextureDataType {
  case FloatT(ColorArity)
  case IntT(ColorArity)
  case WordT(ColorArity)
  case ShadowT
}

enum TextureType {
  case Texture1D(TextureDataType,Int)
  case Texture2D(TextureDataType,Int)
  case Texture3D(TextureDataType)
  case TextureCube(TextureDataType)
  case TextureRect(TextureDataType)
  case Texture2DMS(TextureDataType,Int,Int,Bool)
  case TextureBuffer(TextureDataType)
}

enum MipMap {
  case Mip(Int,Int)
  case NoMip
  case AutoMip(Int,Int)
}

enum Filter {
  case Nearest
  case Linear
  case NearestMipmapNearest
  case NearestMipmapLinear
  case LinearMipmapNearest
  case LinearMipmapLinear
}

enum EdgeMode {
  case Repeat
  case MirroredRepeat
  case ClampToEdge
  case ClampToBorder
}

enum ImageSemantic {
  case Depth
  case Stencil
  case Color
}

enum ImageRef {
  case TextureImage(TextureName,Int,Maybe<Int>)
  case Framebuffer(ImageSemantic)
}

enum ClearImage {
  case ClearImage(ClearImage_Data)
    struct ClearImage_Data {
      var imageSemantic : ImageSemantic
      var clearValue : Value
    }
}

enum Command {
  case SetRasterContext(RasterContext)
  case SetAccumulationContext(AccumulationContext)
  case SetRenderTarget(RenderTargetName)
  case SetProgram(ProgramName)
  case SetSamplerUniform(UniformName,TextureUnit)
  case SetTexture(TextureUnit,TextureName)
  case SetSampler(TextureUnit,Maybe<SamplerName>)
  case RenderSlot(SlotName)
  case RenderStream(StreamName)
  case ClearRenderTarget(Array<ClearImage>)
  case GenerateMipMap(TextureUnit)
  case SaveImage(FrameBufferComponent,ImageRef)
  case LoadImage(ImageRef,FrameBufferComponent)
}

enum SamplerDescriptor {
  case SamplerDescriptor(SamplerDescriptor_Data)
    struct SamplerDescriptor_Data {
      var samplerWrapS : EdgeMode
      var samplerWrapT : Maybe<EdgeMode>
      var samplerWrapR : Maybe<EdgeMode>
      var samplerMinFilter : Filter
      var samplerMagFilter : Filter
      var samplerBorderColor : Value
      var samplerMinLod : Maybe<Float>
      var samplerMaxLod : Maybe<Float>
      var samplerLodBias : Float
      var samplerCompareFunc : Maybe<ComparisonFunction>
    }
}

enum TextureDescriptor {
  case TextureDescriptor(TextureDescriptor_Data)
    struct TextureDescriptor_Data {
      var textureType : TextureType
      var textureSize : Value
      var textureSemantic : ImageSemantic
      var textureSampler : SamplerDescriptor
      var textureBaseLevel : Int
      var textureMaxLevel : Int
    }
}

enum Parameter {
  case Parameter(Parameter_Data)
    struct Parameter_Data {
      var name : String
      var ty : InputType
    }
}

enum Program {
  case Program(Program_Data)
    struct Program_Data {
      var programUniforms : Dictionary<UniformName, InputType>
      var programStreams : Dictionary<UniformName, Parameter>
      var programInTextures : Dictionary<UniformName, InputType>
      var programOutput : Array<Parameter>
      var vertexShader : String
      var geometryShader : Maybe<String>
      var fragmentShader : String
    }
}

enum Slot {
  case Slot(Slot_Data)
    struct Slot_Data {
      var slotName : String
      var slotStreams : Dictionary<String, InputType>
      var slotUniforms : Dictionary<UniformName, InputType>
      var slotPrimitive : FetchPrimitive
      var slotPrograms : Array<ProgramName>
    }
}

enum StreamData {
  case StreamData(StreamData_Data)
    struct StreamData_Data {
      var streamData : Dictionary<String, ArrayValue>
      var streamType : Dictionary<String, InputType>
      var streamPrimitive : FetchPrimitive
      var streamPrograms : Array<ProgramName>
    }
}

enum TargetItem {
  case TargetItem(TargetItem_Data)
    struct TargetItem_Data {
      var targetSemantic : ImageSemantic
      var targetRef : Maybe<ImageRef>
    }
}

enum RenderTarget {
  case RenderTarget(RenderTarget_Data)
    struct RenderTarget_Data {
      var renderTargets : Array<TargetItem>
    }
}

enum Backend {
  case WebGL1
  case OpenGL33
}

enum Pipeline {
  case Pipeline(Pipeline_Data)
    struct Pipeline_Data {
      var info : String
      var backend : Backend
      var textures : Array<TextureDescriptor>
      var samplers : Array<SamplerDescriptor>
      var targets : Array<RenderTarget>
      var programs : Array<Program>
      var slots : Array<Slot>
      var streams : Array<StreamData>
      var commands : Array<Command>
    }
}


extension Int {
    var toJSON : [String: AnyObject] {
        return ["":""]
    }
}
extension Int32 {
    var toJSON : [String: AnyObject] {
        return ["":""]
    }
}
extension UInt {
    var toJSON : [String: AnyObject] {
        return ["":""]
    }
}
extension UInt32 {
    var toJSON : [String: AnyObject] {
        return ["":""]
    }
}
extension Float {
    var toJSON : [String: AnyObject] {
        return ["":""]
    }
}
extension Bool {
    var toJSON : [String: AnyObject] {
        return ["":""]
    }
}
extension String {
    var toJSON : [String: AnyObject] {
        return ["":""]
    }
}
extension Array {
    var toJSON : [String: AnyObject] {
        return ["":""]
    }
}
extension Dictionary {
    var toJSON : [String: AnyObject] {
        return ["":""]
    }
}
extension Maybe {
    var toJSON : [String: AnyObject] {
        return ["":""]
    }
}



extension ArrayValue {
  var toJSON : [String: AnyObject] {
    switch self {
      case .VBoolArray(let arg0):
        return [ "tag" : "VBoolArray", "arg0" : arg0.toJSON]
      case .VIntArray(let arg0):
        return [ "tag" : "VIntArray", "arg0" : arg0.toJSON]
      case .VWordArray(let arg0):
        return [ "tag" : "VWordArray", "arg0" : arg0.toJSON]
      case .VFloatArray(let arg0):
        return [ "tag" : "VFloatArray", "arg0" : arg0.toJSON]
    }
  }
}
extension Value {
  var toJSON : [String: AnyObject] {
    switch self {
      case .VBool(let arg0):
        return [ "tag" : "VBool", "arg0" : arg0.toJSON]
      case .VV2B(let arg0):
        return [ "tag" : "VV2B", "arg0" : arg0.toJSON]
      case .VV3B(let arg0):
        return [ "tag" : "VV3B", "arg0" : arg0.toJSON]
      case .VV4B(let arg0):
        return [ "tag" : "VV4B", "arg0" : arg0.toJSON]
      case .VWord(let arg0):
        return [ "tag" : "VWord", "arg0" : arg0.toJSON]
      case .VV2U(let arg0):
        return [ "tag" : "VV2U", "arg0" : arg0.toJSON]
      case .VV3U(let arg0):
        return [ "tag" : "VV3U", "arg0" : arg0.toJSON]
      case .VV4U(let arg0):
        return [ "tag" : "VV4U", "arg0" : arg0.toJSON]
      case .VInt(let arg0):
        return [ "tag" : "VInt", "arg0" : arg0.toJSON]
      case .VV2I(let arg0):
        return [ "tag" : "VV2I", "arg0" : arg0.toJSON]
      case .VV3I(let arg0):
        return [ "tag" : "VV3I", "arg0" : arg0.toJSON]
      case .VV4I(let arg0):
        return [ "tag" : "VV4I", "arg0" : arg0.toJSON]
      case .VFloat(let arg0):
        return [ "tag" : "VFloat", "arg0" : arg0.toJSON]
      case .VV2F(let arg0):
        return [ "tag" : "VV2F", "arg0" : arg0.toJSON]
      case .VV3F(let arg0):
        return [ "tag" : "VV3F", "arg0" : arg0.toJSON]
      case .VV4F(let arg0):
        return [ "tag" : "VV4F", "arg0" : arg0.toJSON]
      case .VM22F(let arg0):
        return [ "tag" : "VM22F", "arg0" : arg0.toJSON]
      case .VM23F(let arg0):
        return [ "tag" : "VM23F", "arg0" : arg0.toJSON]
      case .VM24F(let arg0):
        return [ "tag" : "VM24F", "arg0" : arg0.toJSON]
      case .VM32F(let arg0):
        return [ "tag" : "VM32F", "arg0" : arg0.toJSON]
      case .VM33F(let arg0):
        return [ "tag" : "VM33F", "arg0" : arg0.toJSON]
      case .VM34F(let arg0):
        return [ "tag" : "VM34F", "arg0" : arg0.toJSON]
      case .VM42F(let arg0):
        return [ "tag" : "VM42F", "arg0" : arg0.toJSON]
      case .VM43F(let arg0):
        return [ "tag" : "VM43F", "arg0" : arg0.toJSON]
      case .VM44F(let arg0):
        return [ "tag" : "VM44F", "arg0" : arg0.toJSON]
    }
  }
}
extension InputType {
  var toJSON : [String: AnyObject] {
    switch self {
      case .Bool:
        return [ "tag" : "Bool"]
      case .V2B:
        return [ "tag" : "V2B"]
      case .V3B:
        return [ "tag" : "V3B"]
      case .V4B:
        return [ "tag" : "V4B"]
      case .Word:
        return [ "tag" : "Word"]
      case .V2U:
        return [ "tag" : "V2U"]
      case .V3U:
        return [ "tag" : "V3U"]
      case .V4U:
        return [ "tag" : "V4U"]
      case .Int:
        return [ "tag" : "Int"]
      case .V2I:
        return [ "tag" : "V2I"]
      case .V3I:
        return [ "tag" : "V3I"]
      case .V4I:
        return [ "tag" : "V4I"]
      case .Float:
        return [ "tag" : "Float"]
      case .V2F:
        return [ "tag" : "V2F"]
      case .V3F:
        return [ "tag" : "V3F"]
      case .V4F:
        return [ "tag" : "V4F"]
      case .M22F:
        return [ "tag" : "M22F"]
      case .M23F:
        return [ "tag" : "M23F"]
      case .M24F:
        return [ "tag" : "M24F"]
      case .M32F:
        return [ "tag" : "M32F"]
      case .M33F:
        return [ "tag" : "M33F"]
      case .M34F:
        return [ "tag" : "M34F"]
      case .M42F:
        return [ "tag" : "M42F"]
      case .M43F:
        return [ "tag" : "M43F"]
      case .M44F:
        return [ "tag" : "M44F"]
      case .STexture1D:
        return [ "tag" : "STexture1D"]
      case .STexture2D:
        return [ "tag" : "STexture2D"]
      case .STextureCube:
        return [ "tag" : "STextureCube"]
      case .STexture1DArray:
        return [ "tag" : "STexture1DArray"]
      case .STexture2DArray:
        return [ "tag" : "STexture2DArray"]
      case .STexture2DRect:
        return [ "tag" : "STexture2DRect"]
      case .FTexture1D:
        return [ "tag" : "FTexture1D"]
      case .FTexture2D:
        return [ "tag" : "FTexture2D"]
      case .FTexture3D:
        return [ "tag" : "FTexture3D"]
      case .FTextureCube:
        return [ "tag" : "FTextureCube"]
      case .FTexture1DArray:
        return [ "tag" : "FTexture1DArray"]
      case .FTexture2DArray:
        return [ "tag" : "FTexture2DArray"]
      case .FTexture2DMS:
        return [ "tag" : "FTexture2DMS"]
      case .FTexture2DMSArray:
        return [ "tag" : "FTexture2DMSArray"]
      case .FTextureBuffer:
        return [ "tag" : "FTextureBuffer"]
      case .FTexture2DRect:
        return [ "tag" : "FTexture2DRect"]
      case .ITexture1D:
        return [ "tag" : "ITexture1D"]
      case .ITexture2D:
        return [ "tag" : "ITexture2D"]
      case .ITexture3D:
        return [ "tag" : "ITexture3D"]
      case .ITextureCube:
        return [ "tag" : "ITextureCube"]
      case .ITexture1DArray:
        return [ "tag" : "ITexture1DArray"]
      case .ITexture2DArray:
        return [ "tag" : "ITexture2DArray"]
      case .ITexture2DMS:
        return [ "tag" : "ITexture2DMS"]
      case .ITexture2DMSArray:
        return [ "tag" : "ITexture2DMSArray"]
      case .ITextureBuffer:
        return [ "tag" : "ITextureBuffer"]
      case .ITexture2DRect:
        return [ "tag" : "ITexture2DRect"]
      case .UTexture1D:
        return [ "tag" : "UTexture1D"]
      case .UTexture2D:
        return [ "tag" : "UTexture2D"]
      case .UTexture3D:
        return [ "tag" : "UTexture3D"]
      case .UTextureCube:
        return [ "tag" : "UTextureCube"]
      case .UTexture1DArray:
        return [ "tag" : "UTexture1DArray"]
      case .UTexture2DArray:
        return [ "tag" : "UTexture2DArray"]
      case .UTexture2DMS:
        return [ "tag" : "UTexture2DMS"]
      case .UTexture2DMSArray:
        return [ "tag" : "UTexture2DMSArray"]
      case .UTextureBuffer:
        return [ "tag" : "UTextureBuffer"]
      case .UTexture2DRect:
        return [ "tag" : "UTexture2DRect"]
    }
  }
}
extension PointSpriteCoordOrigin {
  var toJSON : [String: AnyObject] {
    switch self {
      case .LowerLeft:
        return [ "tag" : "LowerLeft"]
      case .UpperLeft:
        return [ "tag" : "UpperLeft"]
    }
  }
}
extension PointSize {
  var toJSON : [String: AnyObject] {
    switch self {
      case .PointSize(let arg0):
        return [ "tag" : "PointSize", "arg0" : arg0.toJSON]
      case .ProgramPointSize:
        return [ "tag" : "ProgramPointSize"]
    }
  }
}
extension PolygonOffset {
  var toJSON : [String: AnyObject] {
    switch self {
      case .NoOffset:
        return [ "tag" : "NoOffset"]
      case .Offset(let arg0, let arg1):
        return [ "tag" : "Offset", "arg0" : arg0.toJSON, "arg1" : arg1.toJSON]
    }
  }
}
extension FrontFace {
  var toJSON : [String: AnyObject] {
    switch self {
      case .CCW:
        return [ "tag" : "CCW"]
      case .CW:
        return [ "tag" : "CW"]
    }
  }
}
extension PolygonMode {
  var toJSON : [String: AnyObject] {
    switch self {
      case .PolygonPoint(let arg0):
        return [ "tag" : "PolygonPoint", "arg0" : arg0.toJSON]
      case .PolygonLine(let arg0):
        return [ "tag" : "PolygonLine", "arg0" : arg0.toJSON]
      case .PolygonFill:
        return [ "tag" : "PolygonFill"]
    }
  }
}
extension ProvokingVertex {
  var toJSON : [String: AnyObject] {
    switch self {
      case .FirstVertex:
        return [ "tag" : "FirstVertex"]
      case .LastVertex:
        return [ "tag" : "LastVertex"]
    }
  }
}
extension CullMode {
  var toJSON : [String: AnyObject] {
    switch self {
      case .CullNone:
        return [ "tag" : "CullNone"]
      case .CullFront(let arg0):
        return [ "tag" : "CullFront", "arg0" : arg0.toJSON]
      case .CullBack(let arg0):
        return [ "tag" : "CullBack", "arg0" : arg0.toJSON]
    }
  }
}
extension ComparisonFunction {
  var toJSON : [String: AnyObject] {
    switch self {
      case .Never:
        return [ "tag" : "Never"]
      case .Less:
        return [ "tag" : "Less"]
      case .Equal:
        return [ "tag" : "Equal"]
      case .Lequal:
        return [ "tag" : "Lequal"]
      case .Greater:
        return [ "tag" : "Greater"]
      case .Notequal:
        return [ "tag" : "Notequal"]
      case .Gequal:
        return [ "tag" : "Gequal"]
      case .Always:
        return [ "tag" : "Always"]
    }
  }
}
extension StencilOperation {
  var toJSON : [String: AnyObject] {
    switch self {
      case .OpZero:
        return [ "tag" : "OpZero"]
      case .OpKeep:
        return [ "tag" : "OpKeep"]
      case .OpReplace:
        return [ "tag" : "OpReplace"]
      case .OpIncr:
        return [ "tag" : "OpIncr"]
      case .OpIncrWrap:
        return [ "tag" : "OpIncrWrap"]
      case .OpDecr:
        return [ "tag" : "OpDecr"]
      case .OpDecrWrap:
        return [ "tag" : "OpDecrWrap"]
      case .OpInvert:
        return [ "tag" : "OpInvert"]
    }
  }
}
extension BlendEquation {
  var toJSON : [String: AnyObject] {
    switch self {
      case .FuncAdd:
        return [ "tag" : "FuncAdd"]
      case .FuncSubtract:
        return [ "tag" : "FuncSubtract"]
      case .FuncReverseSubtract:
        return [ "tag" : "FuncReverseSubtract"]
      case .Min:
        return [ "tag" : "Min"]
      case .Max:
        return [ "tag" : "Max"]
    }
  }
}
extension BlendingFactor {
  var toJSON : [String: AnyObject] {
    switch self {
      case .Zero:
        return [ "tag" : "Zero"]
      case .One:
        return [ "tag" : "One"]
      case .SrcColor:
        return [ "tag" : "SrcColor"]
      case .OneMinusSrcColor:
        return [ "tag" : "OneMinusSrcColor"]
      case .DstColor:
        return [ "tag" : "DstColor"]
      case .OneMinusDstColor:
        return [ "tag" : "OneMinusDstColor"]
      case .SrcAlpha:
        return [ "tag" : "SrcAlpha"]
      case .OneMinusSrcAlpha:
        return [ "tag" : "OneMinusSrcAlpha"]
      case .DstAlpha:
        return [ "tag" : "DstAlpha"]
      case .OneMinusDstAlpha:
        return [ "tag" : "OneMinusDstAlpha"]
      case .ConstantColor:
        return [ "tag" : "ConstantColor"]
      case .OneMinusConstantColor:
        return [ "tag" : "OneMinusConstantColor"]
      case .ConstantAlpha:
        return [ "tag" : "ConstantAlpha"]
      case .OneMinusConstantAlpha:
        return [ "tag" : "OneMinusConstantAlpha"]
      case .SrcAlphaSaturate:
        return [ "tag" : "SrcAlphaSaturate"]
    }
  }
}
extension LogicOperation {
  var toJSON : [String: AnyObject] {
    switch self {
      case .Clear:
        return [ "tag" : "Clear"]
      case .And:
        return [ "tag" : "And"]
      case .AndReverse:
        return [ "tag" : "AndReverse"]
      case .Copy:
        return [ "tag" : "Copy"]
      case .AndInverted:
        return [ "tag" : "AndInverted"]
      case .Noop:
        return [ "tag" : "Noop"]
      case .Xor:
        return [ "tag" : "Xor"]
      case .Or:
        return [ "tag" : "Or"]
      case .Nor:
        return [ "tag" : "Nor"]
      case .Equiv:
        return [ "tag" : "Equiv"]
      case .Invert:
        return [ "tag" : "Invert"]
      case .OrReverse:
        return [ "tag" : "OrReverse"]
      case .CopyInverted:
        return [ "tag" : "CopyInverted"]
      case .OrInverted:
        return [ "tag" : "OrInverted"]
      case .Nand:
        return [ "tag" : "Nand"]
      case .Set:
        return [ "tag" : "Set"]
    }
  }
}
extension StencilOps {
  var toJSON : [String: AnyObject] {
    switch self {
      case .StencilOps(let v):
        return [ "tag" : "StencilOps"
               , "frontStencilOp" : v.frontStencilOp.toJSON
               , "backStencilOp" : v.backStencilOp.toJSON
               ]
    }
  }
}
extension StencilTest {
  var toJSON : [String: AnyObject] {
    switch self {
      case .StencilTest(let v):
        return [ "tag" : "StencilTest"
               , "stencilComparision" : v.stencilComparision.toJSON
               , "stencilReference" : v.stencilReference.toJSON
               , "stencilMask" : v.stencilMask.toJSON
               ]
    }
  }
}
extension StencilTests {
  var toJSON : [String: AnyObject] {
    switch self {
      case .StencilTests(let arg0, let arg1):
        return [ "tag" : "StencilTests", "arg0" : arg0.toJSON, "arg1" : arg1.toJSON]
    }
  }
}
extension FetchPrimitive {
  var toJSON : [String: AnyObject] {
    switch self {
      case .Points:
        return [ "tag" : "Points"]
      case .Lines:
        return [ "tag" : "Lines"]
      case .Triangles:
        return [ "tag" : "Triangles"]
      case .LinesAdjacency:
        return [ "tag" : "LinesAdjacency"]
      case .TrianglesAdjacency:
        return [ "tag" : "TrianglesAdjacency"]
    }
  }
}
extension OutputPrimitive {
  var toJSON : [String: AnyObject] {
    switch self {
      case .TrianglesOutput:
        return [ "tag" : "TrianglesOutput"]
      case .LinesOutput:
        return [ "tag" : "LinesOutput"]
      case .PointsOutput:
        return [ "tag" : "PointsOutput"]
    }
  }
}
extension ColorArity {
  var toJSON : [String: AnyObject] {
    switch self {
      case .Red:
        return [ "tag" : "Red"]
      case .RG:
        return [ "tag" : "RG"]
      case .RGB:
        return [ "tag" : "RGB"]
      case .RGBA:
        return [ "tag" : "RGBA"]
    }
  }
}
extension Blending {
  var toJSON : [String: AnyObject] {
    switch self {
      case .NoBlending:
        return [ "tag" : "NoBlending"]
      case .BlendLogicOp(let arg0):
        return [ "tag" : "BlendLogicOp", "arg0" : arg0.toJSON]
      case .Blend(let v):
        return [ "tag" : "Blend"
               , "colorEqSrc" : v.colorEqSrc.toJSON
               , "alphaEqSrc" : v.alphaEqSrc.toJSON
               , "colorFSrc" : v.colorFSrc.toJSON
               , "colorFDst" : v.colorFDst.toJSON
               , "alphaFSrc" : v.alphaFSrc.toJSON
               , "alphaFDst" : v.alphaFDst.toJSON
               , "color" : v.color.toJSON
               ]
    }
  }
}
extension RasterContext {
  var toJSON : [String: AnyObject] {
    switch self {
      case .PointCtx(let arg0, let arg1, let arg2):
        return [ "tag" : "PointCtx", "arg0" : arg0.toJSON, "arg1" : arg1.toJSON, "arg2" : arg2.toJSON]
      case .LineCtx(let arg0, let arg1):
        return [ "tag" : "LineCtx", "arg0" : arg0.toJSON, "arg1" : arg1.toJSON]
      case .TriangleCtx(let arg0, let arg1, let arg2, let arg3):
        return [ "tag" : "TriangleCtx", "arg0" : arg0.toJSON, "arg1" : arg1.toJSON, "arg2" : arg2.toJSON, "arg3" : arg3.toJSON]
    }
  }
}
extension FragmentOperation {
  var toJSON : [String: AnyObject] {
    switch self {
      case .DepthOp(let arg0, let arg1):
        return [ "tag" : "DepthOp", "arg0" : arg0.toJSON, "arg1" : arg1.toJSON]
      case .StencilOp(let arg0, let arg1, let arg2):
        return [ "tag" : "StencilOp", "arg0" : arg0.toJSON, "arg1" : arg1.toJSON, "arg2" : arg2.toJSON]
      case .ColorOp(let arg0, let arg1):
        return [ "tag" : "ColorOp", "arg0" : arg0.toJSON, "arg1" : arg1.toJSON]
    }
  }
}
extension AccumulationContext {
  var toJSON : [String: AnyObject] {
    switch self {
      case .AccumulationContext(let v):
        return [ "tag" : "AccumulationContext"
               , "accViewportName" : v.accViewportName.toJSON
               , "accOperations" : v.accOperations.toJSON
               ]
    }
  }
}
extension TextureDataType {
  var toJSON : [String: AnyObject] {
    switch self {
      case .FloatT(let arg0):
        return [ "tag" : "FloatT", "arg0" : arg0.toJSON]
      case .IntT(let arg0):
        return [ "tag" : "IntT", "arg0" : arg0.toJSON]
      case .WordT(let arg0):
        return [ "tag" : "WordT", "arg0" : arg0.toJSON]
      case .ShadowT:
        return [ "tag" : "ShadowT"]
    }
  }
}
extension TextureType {
  var toJSON : [String: AnyObject] {
    switch self {
      case .Texture1D(let arg0, let arg1):
        return [ "tag" : "Texture1D", "arg0" : arg0.toJSON, "arg1" : arg1.toJSON]
      case .Texture2D(let arg0, let arg1):
        return [ "tag" : "Texture2D", "arg0" : arg0.toJSON, "arg1" : arg1.toJSON]
      case .Texture3D(let arg0):
        return [ "tag" : "Texture3D", "arg0" : arg0.toJSON]
      case .TextureCube(let arg0):
        return [ "tag" : "TextureCube", "arg0" : arg0.toJSON]
      case .TextureRect(let arg0):
        return [ "tag" : "TextureRect", "arg0" : arg0.toJSON]
      case .Texture2DMS(let arg0, let arg1, let arg2, let arg3):
        return [ "tag" : "Texture2DMS", "arg0" : arg0.toJSON, "arg1" : arg1.toJSON, "arg2" : arg2.toJSON, "arg3" : arg3.toJSON]
      case .TextureBuffer(let arg0):
        return [ "tag" : "TextureBuffer", "arg0" : arg0.toJSON]
    }
  }
}
extension MipMap {
  var toJSON : [String: AnyObject] {
    switch self {
      case .Mip(let arg0, let arg1):
        return [ "tag" : "Mip", "arg0" : arg0.toJSON, "arg1" : arg1.toJSON]
      case .NoMip:
        return [ "tag" : "NoMip"]
      case .AutoMip(let arg0, let arg1):
        return [ "tag" : "AutoMip", "arg0" : arg0.toJSON, "arg1" : arg1.toJSON]
    }
  }
}
extension Filter {
  var toJSON : [String: AnyObject] {
    switch self {
      case .Nearest:
        return [ "tag" : "Nearest"]
      case .Linear:
        return [ "tag" : "Linear"]
      case .NearestMipmapNearest:
        return [ "tag" : "NearestMipmapNearest"]
      case .NearestMipmapLinear:
        return [ "tag" : "NearestMipmapLinear"]
      case .LinearMipmapNearest:
        return [ "tag" : "LinearMipmapNearest"]
      case .LinearMipmapLinear:
        return [ "tag" : "LinearMipmapLinear"]
    }
  }
}
extension EdgeMode {
  var toJSON : [String: AnyObject] {
    switch self {
      case .Repeat:
        return [ "tag" : "Repeat"]
      case .MirroredRepeat:
        return [ "tag" : "MirroredRepeat"]
      case .ClampToEdge:
        return [ "tag" : "ClampToEdge"]
      case .ClampToBorder:
        return [ "tag" : "ClampToBorder"]
    }
  }
}
extension ImageSemantic {
  var toJSON : [String: AnyObject] {
    switch self {
      case .Depth:
        return [ "tag" : "Depth"]
      case .Stencil:
        return [ "tag" : "Stencil"]
      case .Color:
        return [ "tag" : "Color"]
    }
  }
}
extension ImageRef {
  var toJSON : [String: AnyObject] {
    switch self {
      case .TextureImage(let arg0, let arg1, let arg2):
        return [ "tag" : "TextureImage", "arg0" : arg0.toJSON, "arg1" : arg1.toJSON, "arg2" : arg2.toJSON]
      case .Framebuffer(let arg0):
        return [ "tag" : "Framebuffer", "arg0" : arg0.toJSON]
    }
  }
}
extension ClearImage {
  var toJSON : [String: AnyObject] {
    switch self {
      case .ClearImage(let v):
        return [ "tag" : "ClearImage"
               , "imageSemantic" : v.imageSemantic.toJSON
               , "clearValue" : v.clearValue.toJSON
               ]
    }
  }
}
extension Command {
  var toJSON : [String: AnyObject] {
    switch self {
      case .SetRasterContext(let arg0):
        return [ "tag" : "SetRasterContext", "arg0" : arg0.toJSON]
      case .SetAccumulationContext(let arg0):
        return [ "tag" : "SetAccumulationContext", "arg0" : arg0.toJSON]
      case .SetRenderTarget(let arg0):
        return [ "tag" : "SetRenderTarget", "arg0" : arg0.toJSON]
      case .SetProgram(let arg0):
        return [ "tag" : "SetProgram", "arg0" : arg0.toJSON]
      case .SetSamplerUniform(let arg0, let arg1):
        return [ "tag" : "SetSamplerUniform", "arg0" : arg0.toJSON, "arg1" : arg1.toJSON]
      case .SetTexture(let arg0, let arg1):
        return [ "tag" : "SetTexture", "arg0" : arg0.toJSON, "arg1" : arg1.toJSON]
      case .SetSampler(let arg0, let arg1):
        return [ "tag" : "SetSampler", "arg0" : arg0.toJSON, "arg1" : arg1.toJSON]
      case .RenderSlot(let arg0):
        return [ "tag" : "RenderSlot", "arg0" : arg0.toJSON]
      case .RenderStream(let arg0):
        return [ "tag" : "RenderStream", "arg0" : arg0.toJSON]
      case .ClearRenderTarget(let arg0):
        return [ "tag" : "ClearRenderTarget", "arg0" : arg0.toJSON]
      case .GenerateMipMap(let arg0):
        return [ "tag" : "GenerateMipMap", "arg0" : arg0.toJSON]
      case .SaveImage(let arg0, let arg1):
        return [ "tag" : "SaveImage", "arg0" : arg0.toJSON, "arg1" : arg1.toJSON]
      case .LoadImage(let arg0, let arg1):
        return [ "tag" : "LoadImage", "arg0" : arg0.toJSON, "arg1" : arg1.toJSON]
    }
  }
}
extension SamplerDescriptor {
  var toJSON : [String: AnyObject] {
    switch self {
      case .SamplerDescriptor(let v):
        return [ "tag" : "SamplerDescriptor"
               , "samplerWrapS" : v.samplerWrapS.toJSON
               , "samplerWrapT" : v.samplerWrapT.toJSON
               , "samplerWrapR" : v.samplerWrapR.toJSON
               , "samplerMinFilter" : v.samplerMinFilter.toJSON
               , "samplerMagFilter" : v.samplerMagFilter.toJSON
               , "samplerBorderColor" : v.samplerBorderColor.toJSON
               , "samplerMinLod" : v.samplerMinLod.toJSON
               , "samplerMaxLod" : v.samplerMaxLod.toJSON
               , "samplerLodBias" : v.samplerLodBias.toJSON
               , "samplerCompareFunc" : v.samplerCompareFunc.toJSON
               ]
    }
  }
}
extension TextureDescriptor {
  var toJSON : [String: AnyObject] {
    switch self {
      case .TextureDescriptor(let v):
        return [ "tag" : "TextureDescriptor"
               , "textureType" : v.textureType.toJSON
               , "textureSize" : v.textureSize.toJSON
               , "textureSemantic" : v.textureSemantic.toJSON
               , "textureSampler" : v.textureSampler.toJSON
               , "textureBaseLevel" : v.textureBaseLevel.toJSON
               , "textureMaxLevel" : v.textureMaxLevel.toJSON
               ]
    }
  }
}
extension Parameter {
  var toJSON : [String: AnyObject] {
    switch self {
      case .Parameter(let v):
        return [ "tag" : "Parameter"
               , "name" : v.name.toJSON
               , "ty" : v.ty.toJSON
               ]
    }
  }
}
extension Program {
  var toJSON : [String: AnyObject] {
    switch self {
      case .Program(let v):
        return [ "tag" : "Program"
               , "programUniforms" : v.programUniforms.toJSON
               , "programStreams" : v.programStreams.toJSON
               , "programInTextures" : v.programInTextures.toJSON
               , "programOutput" : v.programOutput.toJSON
               , "vertexShader" : v.vertexShader.toJSON
               , "geometryShader" : v.geometryShader.toJSON
               , "fragmentShader" : v.fragmentShader.toJSON
               ]
    }
  }
}
extension Slot {
  var toJSON : [String: AnyObject] {
    switch self {
      case .Slot(let v):
        return [ "tag" : "Slot"
               , "slotName" : v.slotName.toJSON
               , "slotStreams" : v.slotStreams.toJSON
               , "slotUniforms" : v.slotUniforms.toJSON
               , "slotPrimitive" : v.slotPrimitive.toJSON
               , "slotPrograms" : v.slotPrograms.toJSON
               ]
    }
  }
}
extension StreamData {
  var toJSON : [String: AnyObject] {
    switch self {
      case .StreamData(let v):
        return [ "tag" : "StreamData"
               , "streamData" : v.streamData.toJSON
               , "streamType" : v.streamType.toJSON
               , "streamPrimitive" : v.streamPrimitive.toJSON
               , "streamPrograms" : v.streamPrograms.toJSON
               ]
    }
  }
}
extension TargetItem {
  var toJSON : [String: AnyObject] {
    switch self {
      case .TargetItem(let v):
        return [ "tag" : "TargetItem"
               , "targetSemantic" : v.targetSemantic.toJSON
               , "targetRef" : v.targetRef.toJSON
               ]
    }
  }
}
extension RenderTarget {
  var toJSON : [String: AnyObject] {
    switch self {
      case .RenderTarget(let v):
        return [ "tag" : "RenderTarget"
               , "renderTargets" : v.renderTargets.toJSON
               ]
    }
  }
}
extension Backend {
  var toJSON : [String: AnyObject] {
    switch self {
      case .WebGL1:
        return [ "tag" : "WebGL1"]
      case .OpenGL33:
        return [ "tag" : "OpenGL33"]
    }
  }
}
extension Pipeline {
  var toJSON : [String: AnyObject] {
    switch self {
      case .Pipeline(let v):
        return [ "tag" : "Pipeline"
               , "info" : v.info.toJSON
               , "backend" : v.backend.toJSON
               , "textures" : v.textures.toJSON
               , "samplers" : v.samplers.toJSON
               , "targets" : v.targets.toJSON
               , "programs" : v.programs.toJSON
               , "slots" : v.slots.toJSON
               , "streams" : v.streams.toJSON
               , "commands" : v.commands.toJSON
               ]
    }
  }
}

enum Maybe<T> {
  case Nothing
  case Just(T)
}

enum Type {
  case Int
  case Int32
  case Word
  case Word32
  case Float
  case Bool
  case String
  case Array(Type)
  case List(Type)
  case Maybe(Type)
  case Map(Type,Type)
  case ArrayValue
  case Value
  case InputType
  case PointSpriteCoordOrigin
  case PointSize
  case PolygonOffset
  case FrontFace
  case PolygonMode
  case ProvokingVertex
  case CullMode
  case ComparisonFunction
  case StencilOperation
  case BlendEquation
  case BlendingFactor
  case LogicOperation
  case StencilOps
  case StencilTest
  case StencilTests
  case FetchPrimitive
  case OutputPrimitive
  case ColorArity
  case Blending
  case RasterContext
  case FragmentOperation
  case AccumulationContext
  case TextureDataType
  case TextureType
  case MipMap
  case Filter
  case EdgeMode
  case ImageSemantic
  case ImageRef
  case ClearImage
  case Command
  case SamplerDescriptor
  case TextureDescriptor
  case Parameter
  case Program
  case Slot
  case StreamData
  case TargetItem
  case RenderTarget
  case Backend
  case Pipeline
}

func fromJSON(type: Type, personName: String) -> Any {
  switch type {
    case .Int:    return 0
    case .Int32:  return 0
    case .Word:   return 0
    case .Word32: return 0
    case .Float:  return 0.0
    case .Bool:   return false
    case .String: return ""
    case .Array(let a): return fromJSON(a,personName)
    case .List(let a):  return fromJSON(a,personName)
    case .Maybe(let a): return fromJSON(a,personName)
  }
  return 0;
}