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      1 /*
      2  * Copyright 2011 Google Inc.
      3  *
      4  * Use of this source code is governed by a BSD-style license that can be
      5  * found in the LICENSE file.
      6  */
      7 
      8 
      9 
     10 #ifndef GrGLDefines_DEFINED
     11 #define GrGLDefines_DEFINED
     12 
     13 /* Profiles */
     14 #define GR_GL_CONTEXT_PROFILE_MASK              0x9126
     15 #define GR_GL_CONTEXT_CORE_PROFILE_BIT          0x00000001
     16 #define GR_GL_CONTEXT_COMPATIBILITY_PROFILE_BIT 0x00000002
     17 
     18 // The following constants consist of the intersection of GL constants
     19 // exported by GLES 1.0, GLES 2.0, and desktop GL required by the system.
     20 
     21 #define GR_GL_DEPTH_BUFFER_BIT               0x00000100
     22 #define GR_GL_STENCIL_BUFFER_BIT             0x00000400
     23 #define GR_GL_COLOR_BUFFER_BIT               0x00004000
     24 
     25 /* Boolean */
     26 #define GR_GL_FALSE                          0
     27 #define GR_GL_TRUE                           1
     28 
     29 /* BeginMode */
     30 #define GR_GL_POINTS                         0x0000
     31 #define GR_GL_LINES                          0x0001
     32 #define GR_GL_LINE_LOOP                      0x0002
     33 #define GR_GL_LINE_STRIP                     0x0003
     34 #define GR_GL_TRIANGLES                      0x0004
     35 #define GR_GL_TRIANGLE_STRIP                 0x0005
     36 #define GR_GL_TRIANGLE_FAN                   0x0006
     37 
     38 /* AlphaFunction (not supported in ES20) */
     39 /*      GL_NEVER */
     40 /*      GL_LESS */
     41 /*      GL_EQUAL */
     42 /*      GL_LEQUAL */
     43 /*      GL_GREATER */
     44 /*      GL_NOTEQUAL */
     45 /*      GL_GEQUAL */
     46 /*      GL_ALWAYS */
     47 
     48 /* BlendingFactorDest */
     49 #define GR_GL_ZERO                           0
     50 #define GR_GL_ONE                            1
     51 #define GR_GL_SRC_COLOR                      0x0300
     52 #define GR_GL_ONE_MINUS_SRC_COLOR            0x0301
     53 #define GR_GL_SRC_ALPHA                      0x0302
     54 #define GR_GL_ONE_MINUS_SRC_ALPHA            0x0303
     55 #define GR_GL_DST_ALPHA                      0x0304
     56 #define GR_GL_ONE_MINUS_DST_ALPHA            0x0305
     57 
     58 /* BlendingFactorSrc */
     59 /*      GL_ZERO */
     60 /*      GL_ONE */
     61 #define GR_GL_DST_COLOR                      0x0306
     62 #define GR_GL_ONE_MINUS_DST_COLOR            0x0307
     63 #define GR_GL_SRC_ALPHA_SATURATE             0x0308
     64 /*      GL_SRC_ALPHA */
     65 /*      GL_ONE_MINUS_SRC_ALPHA */
     66 /*      GL_DST_ALPHA */
     67 /*      GL_ONE_MINUS_DST_ALPHA */
     68 
     69 /* ExtendedBlendFactors */
     70 #define GR_GL_SRC1_COLOR                     0x88F9
     71 #define GR_GL_ONE_MINUS_SRC1_COLOR           0x88FA
     72 /*      GL_SRC1_ALPHA */
     73 #define GR_GL_ONE_MINUS_SRC1_ALPHA           0x88FB
     74 
     75 /* Separate Blend Functions */
     76 #define GR_GL_BLEND_DST_RGB                  0x80C8
     77 #define GR_GL_BLEND_SRC_RGB                  0x80C9
     78 #define GR_GL_BLEND_DST_ALPHA                0x80CA
     79 #define GR_GL_BLEND_SRC_ALPHA                0x80CB
     80 #define GR_GL_CONSTANT_COLOR                 0x8001
     81 #define GR_GL_ONE_MINUS_CONSTANT_COLOR       0x8002
     82 #define GR_GL_CONSTANT_ALPHA                 0x8003
     83 #define GR_GL_ONE_MINUS_CONSTANT_ALPHA       0x8004
     84 #define GR_GL_BLEND_COLOR                    0x8005
     85 
     86 /* Buffer Objects */
     87 #define GR_GL_ARRAY_BUFFER                   0x8892
     88 #define GR_GL_ELEMENT_ARRAY_BUFFER           0x8893
     89 #define GR_GL_ARRAY_BUFFER_BINDING           0x8894
     90 #define GR_GL_ELEMENT_ARRAY_BUFFER_BINDING   0x8895
     91 
     92 #define GR_GL_STREAM_DRAW                    0x88E0
     93 #define GR_GL_STATIC_DRAW                    0x88E4
     94 #define GR_GL_DYNAMIC_DRAW                   0x88E8
     95 
     96 #define GR_GL_BUFFER_SIZE                    0x8764
     97 #define GR_GL_BUFFER_USAGE                   0x8765
     98 
     99 #define GR_GL_CURRENT_VERTEX_ATTRIB          0x8626
    100 
    101 /* CullFaceMode */
    102 #define GR_GL_FRONT                          0x0404
    103 #define GR_GL_BACK                           0x0405
    104 #define GR_GL_FRONT_AND_BACK                 0x0408
    105 
    106 /* DepthFunction */
    107 /*      GL_NEVER */
    108 /*      GL_LESS */
    109 /*      GL_EQUAL */
    110 /*      GL_LEQUAL */
    111 /*      GL_GREATER */
    112 /*      GL_NOTEQUAL */
    113 /*      GL_GEQUAL */
    114 /*      GL_ALWAYS */
    115 
    116 /* EnableCap */
    117 #define GR_GL_TEXTURE_2D                     0x0DE1
    118 #define GR_GL_CULL_FACE                      0x0B44
    119 #define GR_GL_BLEND                          0x0BE2
    120 #define GR_GL_DITHER                         0x0BD0
    121 #define GR_GL_STENCIL_TEST                   0x0B90
    122 #define GR_GL_DEPTH_TEST                     0x0B71
    123 #define GR_GL_SCISSOR_TEST                   0x0C11
    124 #define GR_GL_POLYGON_OFFSET_FILL            0x8037
    125 #define GR_GL_SAMPLE_ALPHA_TO_COVERAGE       0x809E
    126 #define GR_GL_SAMPLE_COVERAGE                0x80A0
    127 #define GR_GL_POLYGON_OFFSET_FILL            0x8037
    128 #define GR_GL_POLYGON_SMOOTH                 0x0B41
    129 #define GR_GL_POLYGON_STIPPLE                0x0B42
    130 #define GR_GL_COLOR_LOGIC_OP                 0x0BF2
    131 #define GR_GL_COLOR_TABLE                    0x80D0
    132 #define GR_GL_INDEX_LOGIC_OP                 0x0BF1
    133 #define GR_GL_VERTEX_PROGRAM_POINT_SIZE      0x8642
    134 #define GR_GL_LINE_STIPPLE                   0x0B24
    135 
    136 /* ErrorCode */
    137 #define GR_GL_NO_ERROR                       0
    138 #define GR_GL_INVALID_ENUM                   0x0500
    139 #define GR_GL_INVALID_VALUE                  0x0501
    140 #define GR_GL_INVALID_OPERATION              0x0502
    141 #define GR_GL_OUT_OF_MEMORY                  0x0505
    142 #define GR_GL_CONTEXT_LOST                   0x300E  // TODO(gman): What value?
    143 
    144 /* FrontFaceDirection */
    145 #define GR_GL_CW                             0x0900
    146 #define GR_GL_CCW                            0x0901
    147 
    148 /* GetPName */
    149 #define GR_GL_LINE_WIDTH                     0x0B21
    150 #define GR_GL_ALIASED_POINT_SIZE_RANGE       0x846D
    151 #define GR_GL_ALIASED_LINE_WIDTH_RANGE       0x846E
    152 #define GR_GL_CULL_FACE_MODE                 0x0B45
    153 #define GR_GL_FRONT_FACE                     0x0B46
    154 #define GR_GL_DEPTH_RANGE                    0x0B70
    155 #define GR_GL_DEPTH_WRITEMASK                0x0B72
    156 #define GR_GL_DEPTH_CLEAR_VALUE              0x0B73
    157 #define GR_GL_DEPTH_FUNC                     0x0B74
    158 #define GR_GL_STENCIL_CLEAR_VALUE            0x0B91
    159 #define GR_GL_STENCIL_FUNC                   0x0B92
    160 #define GR_GL_STENCIL_FAIL                   0x0B94
    161 #define GR_GL_STENCIL_PASS_DEPTH_FAIL        0x0B95
    162 #define GR_GL_STENCIL_PASS_DEPTH_PASS        0x0B96
    163 #define GR_GL_STENCIL_REF                    0x0B97
    164 #define GR_GL_STENCIL_VALUE_MASK             0x0B93
    165 #define GR_GL_STENCIL_WRITEMASK              0x0B98
    166 #define GR_GL_STENCIL_BACK_FUNC              0x8800
    167 #define GR_GL_STENCIL_BACK_FAIL              0x8801
    168 #define GR_GL_STENCIL_BACK_PASS_DEPTH_FAIL   0x8802
    169 #define GR_GL_STENCIL_BACK_PASS_DEPTH_PASS   0x8803
    170 #define GR_GL_STENCIL_BACK_REF               0x8CA3
    171 #define GR_GL_STENCIL_BACK_VALUE_MASK        0x8CA4
    172 #define GR_GL_STENCIL_BACK_WRITEMASK         0x8CA5
    173 #define GR_GL_VIEWPORT                       0x0BA2
    174 #define GR_GL_SCISSOR_BOX                    0x0C10
    175 /*      GL_SCISSOR_TEST */
    176 #define GR_GL_COLOR_CLEAR_VALUE              0x0C22
    177 #define GR_GL_COLOR_WRITEMASK                0x0C23
    178 #define GR_GL_UNPACK_ALIGNMENT               0x0CF5
    179 #define GR_GL_UNPACK_FLIP_Y                  0x9240
    180 #define GR_GL_PACK_ALIGNMENT                 0x0D05
    181 #define GR_GL_PACK_REVERSE_ROW_ORDER         0x93A4
    182 #define GR_GL_MAX_TEXTURE_SIZE               0x0D33
    183 #define GR_GL_MAX_VIEWPORT_DIMS              0x0D3A
    184 #define GR_GL_SUBPIXEL_BITS                  0x0D50
    185 #define GR_GL_RED_BITS                       0x0D52
    186 #define GR_GL_GREEN_BITS                     0x0D53
    187 #define GR_GL_BLUE_BITS                      0x0D54
    188 #define GR_GL_ALPHA_BITS                     0x0D55
    189 #define GR_GL_DEPTH_BITS                     0x0D56
    190 #define GR_GL_STENCIL_BITS                   0x0D57
    191 #define GR_GL_POLYGON_OFFSET_UNITS           0x2A00
    192 /*      GL_POLYGON_OFFSET_FILL */
    193 #define GR_GL_POLYGON_OFFSET_FACTOR          0x8038
    194 #define GR_GL_TEXTURE_BINDING_2D             0x8069
    195 #define GR_GL_SAMPLE_BUFFERS                 0x80A8
    196 #define GR_GL_SAMPLES                        0x80A9
    197 #define GR_GL_SAMPLE_COVERAGE_VALUE          0x80AA
    198 #define GR_GL_SAMPLE_COVERAGE_INVERT         0x80AB
    199 #define GR_GL_RENDERBUFFER_COVERAGE_SAMPLES  0x8CAB
    200 #define GR_GL_RENDERBUFFER_COLOR_SAMPLES     0x8E10
    201 #define GR_GL_MAX_MULTISAMPLE_COVERAGE_MODES 0x8E11
    202 #define GR_GL_MULTISAMPLE_COVERAGE_MODES     0x8E12
    203 
    204 /* GetTextureParameter */
    205 /*      GL_TEXTURE_MAG_FILTER */
    206 /*      GL_TEXTURE_MIN_FILTER */
    207 /*      GL_TEXTURE_WRAP_S */
    208 /*      GL_TEXTURE_WRAP_T */
    209 
    210 #define GR_GL_NUM_COMPRESSED_TEXTURE_FORMATS 0x86A2
    211 #define GR_GL_COMPRESSED_TEXTURE_FORMATS     0x86A3
    212 
    213 /* HintMode */
    214 #define GR_GL_DONT_CARE                      0x1100
    215 #define GR_GL_FASTEST                        0x1101
    216 #define GR_GL_NICEST                         0x1102
    217 
    218 /* HintTarget */
    219 #define GR_GL_GENERATE_MIPMAP_HINT            0x8192
    220 
    221 /* DataType */
    222 #define GR_GL_BYTE                           0x1400
    223 #define GR_GL_UNSIGNED_BYTE                  0x1401
    224 #define GR_GL_SHORT                          0x1402
    225 #define GR_GL_UNSIGNED_SHORT                 0x1403
    226 #define GR_GL_INT                            0x1404
    227 #define GR_GL_UNSIGNED_INT                   0x1405
    228 #define GR_GL_FLOAT                          0x1406
    229 #define GR_GL_FIXED                          0x140C
    230 
    231 /* Lighting */
    232 #define GR_GL_LIGHTING                       0x0B50
    233 #define GR_GL_LIGHT0                         0x4000
    234 #define GR_GL_LIGHT1                         0x4001
    235 #define GR_GL_LIGHT2                         0x4002
    236 #define GR_GL_LIGHT3                         0x4003
    237 #define GR_GL_LIGHT4                         0x4004
    238 #define GR_GL_LIGHT5                         0x4005
    239 #define GR_GL_LIGHT6                         0x4006
    240 #define GR_GL_LIGHT7                         0x4007
    241 #define GR_GL_SPOT_EXPONENT                  0x1205
    242 #define GR_GL_SPOT_CUTOFF                    0x1206
    243 #define GR_GL_CONSTANT_ATTENUATION           0x1207
    244 #define GR_GL_LINEAR_ATTENUATION             0x1208
    245 #define GR_GL_QUADRATIC_ATTENUATION          0x1209
    246 #define GR_GL_AMBIENT                        0x1200
    247 #define GR_GL_DIFFUSE                        0x1201
    248 #define GR_GL_SPECULAR                       0x1202
    249 #define GR_GL_SHININESS                      0x1601
    250 #define GR_GL_EMISSION                       0x1600
    251 #define GR_GL_POSITION                       0x1203
    252 #define GR_GL_SPOT_DIRECTION                 0x1204
    253 #define GR_GL_AMBIENT_AND_DIFFUSE            0x1602
    254 #define GR_GL_COLOR_INDEXES                  0x1603
    255 #define GR_GL_LIGHT_MODEL_TWO_SIDE           0x0B52
    256 #define GR_GL_LIGHT_MODEL_LOCAL_VIEWER       0x0B51
    257 #define GR_GL_LIGHT_MODEL_AMBIENT            0x0B53
    258 #define GR_GL_FRONT_AND_BACK                 0x0408
    259 #define GR_GL_SHADE_MODEL                    0x0B54
    260 #define GR_GL_FLAT                           0x1D00
    261 #define GR_GL_SMOOTH                         0x1D01
    262 #define GR_GL_COLOR_MATERIAL                 0x0B57
    263 #define GR_GL_COLOR_MATERIAL_FACE            0x0B55
    264 #define GR_GL_COLOR_MATERIAL_PARAMETER       0x0B56
    265 #define GR_GL_NORMALIZE                      0x0BA1
    266 
    267 /* Matrix Mode */
    268 #define GR_GL_MATRIX_MODE                    0x0BA0
    269 #define GR_GL_MODELVIEW                      0x1700
    270 #define GR_GL_PROJECTION                     0x1701
    271 #define GR_GL_TEXTURE                        0x1702
    272 
    273 /* multisample */
    274 #define GR_GL_MULTISAMPLE                    0x809D
    275 
    276 /* Points */
    277 #define GR_GL_POINT_SMOOTH                   0x0B10
    278 #define GR_GL_POINT_SIZE                     0x0B11
    279 #define GR_GL_POINT_SIZE_GRANULARITY         0x0B13
    280 #define GR_GL_POINT_SIZE_RANGE               0x0B12
    281 
    282 /* Lines */
    283 #define GR_GL_LINE_SMOOTH                    0x0B20
    284 #define GR_GL_LINE_STIPPLE                   0x0B24
    285 #define GR_GL_LINE_STIPPLE_PATTERN           0x0B25
    286 #define GR_GL_LINE_STIPPLE_REPEAT            0x0B26
    287 #define GR_GL_LINE_WIDTH                     0x0B21
    288 #define GR_GL_LINE_WIDTH_GRANULARITY         0x0B23
    289 #define GR_GL_LINE_WIDTH_RANGE               0x0B22
    290 
    291 /* PixelFormat */
    292 #define GR_GL_DEPTH_COMPONENT                0x1902
    293 #define GR_GL_RED                            0x1903
    294 #define GR_GL_GREEN                          0x1904
    295 #define GR_GL_BLUE                           0x1905
    296 #define GR_GL_ALPHA                          0x1906
    297 #define GR_GL_RGB                            0x1907
    298 #define GR_GL_RGBA                           0x1908
    299 #define GR_GL_BGRA                           0x80E1
    300 #define GR_GL_LUMINANCE                      0x1909
    301 #define GR_GL_LUMINANCE_ALPHA                0x190A
    302 #define GR_GL_PALETTE8_RGBA8                 0x8B96
    303 #define GR_GL_ALPHA8                         0x803C
    304 
    305 #define GR_GL_R8                             0x8229
    306 
    307 /* PixelType */
    308 /*      GL_UNSIGNED_BYTE */
    309 #define GR_GL_UNSIGNED_SHORT_4_4_4_4         0x8033
    310 #define GR_GL_UNSIGNED_SHORT_5_5_5_1         0x8034
    311 #define GR_GL_UNSIGNED_SHORT_5_6_5           0x8363
    312 
    313 /* Shaders */
    314 #define GR_GL_FRAGMENT_SHADER                  0x8B30
    315 #define GR_GL_VERTEX_SHADER                    0x8B31
    316 #define GR_GL_GEOMETRY_SHADER                  0x8DD9
    317 #define GR_GL_MAX_VERTEX_ATTRIBS               0x8869
    318 #define GR_GL_MAX_VERTEX_UNIFORM_VECTORS       0x8DFB
    319 #define GR_GL_MAX_VARYING_VECTORS              0x8DFC
    320 #define GR_GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS 0x8B4D
    321 #define GR_GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS   0x8B4C
    322 #define GR_GL_MAX_TEXTURE_IMAGE_UNITS          0x8872
    323 #define GR_GL_MAX_FRAGMENT_UNIFORM_VECTORS     0x8DFD
    324 #define GR_GL_SHADER_TYPE                      0x8B4F
    325 #define GR_GL_DELETE_STATUS                    0x8B80
    326 #define GR_GL_LINK_STATUS                      0x8B82
    327 #define GR_GL_VALIDATE_STATUS                  0x8B83
    328 #define GR_GL_ATTACHED_SHADERS                 0x8B85
    329 #define GR_GL_ACTIVE_UNIFORMS                  0x8B86
    330 #define GR_GL_ACTIVE_UNIFORM_MAX_LENGTH        0x8B87
    331 #define GR_GL_ACTIVE_ATTRIBUTES                0x8B89
    332 #define GR_GL_ACTIVE_ATTRIBUTE_MAX_LENGTH      0x8B8A
    333 #define GR_GL_SHADING_LANGUAGE_VERSION         0x8B8C
    334 #define GR_GL_CURRENT_PROGRAM                  0x8B8D
    335 #define GR_GL_MAX_FRAGMENT_UNIFORM_COMPONENTS  0x8B49
    336 #define GR_GL_MAX_VERTEX_UNIFORM_COMPONENTS    0x8B4A
    337 
    338 /* StencilFunction */
    339 #define GR_GL_NEVER                          0x0200
    340 #define GR_GL_LESS                           0x0201
    341 #define GR_GL_EQUAL                          0x0202
    342 #define GR_GL_LEQUAL                         0x0203
    343 #define GR_GL_GREATER                        0x0204
    344 #define GR_GL_NOTEQUAL                       0x0205
    345 #define GR_GL_GEQUAL                         0x0206
    346 #define GR_GL_ALWAYS                         0x0207
    347 
    348 /* StencilOp */
    349 /*      GL_ZERO */
    350 #define GR_GL_KEEP                           0x1E00
    351 #define GR_GL_REPLACE                        0x1E01
    352 #define GR_GL_INCR                           0x1E02
    353 #define GR_GL_DECR                           0x1E03
    354 #define GR_GL_INVERT                         0x150A
    355 #define GR_GL_INCR_WRAP                      0x8507
    356 #define GR_GL_DECR_WRAP                      0x8508
    357 
    358 /* StringName */
    359 #define GR_GL_VENDOR                         0x1F00
    360 #define GR_GL_RENDERER                       0x1F01
    361 #define GR_GL_VERSION                        0x1F02
    362 #define GR_GL_EXTENSIONS                     0x1F03
    363 
    364 /* StringCounts */
    365 #define GR_GL_NUM_EXTENSIONS                 0x821D
    366 
    367 /* Pixel Mode / Transfer */
    368 #define GR_GL_UNPACK_ROW_LENGTH              0x0CF2
    369 #define GR_GL_PACK_ROW_LENGTH                0x0D02
    370 
    371 
    372 /* TextureMagFilter */
    373 #define GR_GL_NEAREST                        0x2600
    374 #define GR_GL_LINEAR                         0x2601
    375 
    376 /* TextureMinFilter */
    377 /*      GL_NEAREST */
    378 /*      GL_LINEAR */
    379 #define GR_GL_NEAREST_MIPMAP_NEAREST         0x2700
    380 #define GR_GL_LINEAR_MIPMAP_NEAREST          0x2701
    381 #define GR_GL_NEAREST_MIPMAP_LINEAR          0x2702
    382 #define GR_GL_LINEAR_MIPMAP_LINEAR           0x2703
    383 
    384 /* TextureUsage */
    385 #define GR_GL_FRAMEBUFFER_ATTACHMENT         0x93A3
    386 
    387 /* TextureParameterName */
    388 #define GR_GL_TEXTURE_MAG_FILTER             0x2800
    389 #define GR_GL_TEXTURE_MIN_FILTER             0x2801
    390 #define GR_GL_TEXTURE_WRAP_S                 0x2802
    391 #define GR_GL_TEXTURE_WRAP_T                 0x2803
    392 #define GR_GL_TEXTURE_USAGE                  0x93A2
    393 
    394 /* TextureTarget */
    395 /*      GL_TEXTURE_2D */
    396 #define GR_GL_TEXTURE                        0x1702
    397 #define GR_GL_TEXTURE_CUBE_MAP               0x8513
    398 #define GR_GL_TEXTURE_BINDING_CUBE_MAP       0x8514
    399 #define GR_GL_TEXTURE_CUBE_MAP_POSITIVE_X    0x8515
    400 #define GR_GL_TEXTURE_CUBE_MAP_NEGATIVE_X    0x8516
    401 #define GR_GL_TEXTURE_CUBE_MAP_POSITIVE_Y    0x8517
    402 #define GR_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y    0x8518
    403 #define GR_GL_TEXTURE_CUBE_MAP_POSITIVE_Z    0x8519
    404 #define GR_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z    0x851A
    405 #define GR_GL_MAX_CUBE_MAP_TEXTURE_SIZE      0x851C
    406 
    407 /* TextureUnit */
    408 #define GR_GL_TEXTURE0                       0x84C0
    409 #define GR_GL_TEXTURE1                       0x84C1
    410 #define GR_GL_TEXTURE2                       0x84C2
    411 #define GR_GL_TEXTURE3                       0x84C3
    412 #define GR_GL_TEXTURE4                       0x84C4
    413 #define GR_GL_TEXTURE5                       0x84C5
    414 #define GR_GL_TEXTURE6                       0x84C6
    415 #define GR_GL_TEXTURE7                       0x84C7
    416 #define GR_GL_TEXTURE8                       0x84C8
    417 #define GR_GL_TEXTURE9                       0x84C9
    418 #define GR_GL_TEXTURE10                      0x84CA
    419 #define GR_GL_TEXTURE11                      0x84CB
    420 #define GR_GL_TEXTURE12                      0x84CC
    421 #define GR_GL_TEXTURE13                      0x84CD
    422 #define GR_GL_TEXTURE14                      0x84CE
    423 #define GR_GL_TEXTURE15                      0x84CF
    424 #define GR_GL_TEXTURE16                      0x84D0
    425 #define GR_GL_TEXTURE17                      0x84D1
    426 #define GR_GL_TEXTURE18                      0x84D2
    427 #define GR_GL_TEXTURE19                      0x84D3
    428 #define GR_GL_TEXTURE20                      0x84D4
    429 #define GR_GL_TEXTURE21                      0x84D5
    430 #define GR_GL_TEXTURE22                      0x84D6
    431 #define GR_GL_TEXTURE23                      0x84D7
    432 #define GR_GL_TEXTURE24                      0x84D8
    433 #define GR_GL_TEXTURE25                      0x84D9
    434 #define GR_GL_TEXTURE26                      0x84DA
    435 #define GR_GL_TEXTURE27                      0x84DB
    436 #define GR_GL_TEXTURE28                      0x84DC
    437 #define GR_GL_TEXTURE29                      0x84DD
    438 #define GR_GL_TEXTURE30                      0x84DE
    439 #define GR_GL_TEXTURE31                      0x84DF
    440 #define GR_GL_ACTIVE_TEXTURE                 0x84E0
    441 #define GR_GL_MAX_TEXTURE_UNITS              0x84E2
    442 
    443 /* TextureWrapMode */
    444 #define GR_GL_REPEAT                         0x2901
    445 #define GR_GL_CLAMP_TO_EDGE                  0x812F
    446 #define GR_GL_MIRRORED_REPEAT                0x8370
    447 
    448 /* Texture Swizzle */
    449 #define GR_GL_TEXTURE_SWIZZLE_R              0x8E42
    450 #define GR_GL_TEXTURE_SWIZZLE_G              0x8E43
    451 #define GR_GL_TEXTURE_SWIZZLE_B              0x8E44
    452 #define GR_GL_TEXTURE_SWIZZLE_A              0x8E45
    453 #define GR_GL_TEXTURE_SWIZZLE_RGBA           0x8E46
    454 
    455 /* Texture mapping */
    456 #define GR_GL_TEXTURE_ENV                    0x2300
    457 #define GR_GL_TEXTURE_ENV_MODE               0x2200
    458 #define GR_GL_TEXTURE_1D                     0x0DE0
    459 /* GL_TEXTURE_2D */
    460 /* GL_TEXTURE_WRAP_S */
    461 /* GL_TEXTURE_WRAP_T */
    462 /* GL_TEXTURE_MAG_FILTER */
    463 /* GL_TEXTURE_MIN_FILTER */
    464 #define GR_GL_TEXTURE_ENV_COLOR             0x2201
    465 #define GR_GL_TEXTURE_GEN_S                 0x0C60
    466 #define GR_GL_TEXTURE_GEN_T                 0x0C61
    467 #define GR_GL_TEXTURE_GEN_MODE              0x2500
    468 #define GR_GL_TEXTURE_BORDER_COLOR          0x1004
    469 #define GR_GL_TEXTURE_WIDTH                 0x1000
    470 #define GR_GL_TEXTURE_HEIGHT                0x1001
    471 #define GR_GL_TEXTURE_BORDER                0x1005
    472 #define GR_GL_TEXTURE_COMPONENTS            0x1003
    473 #define GR_GL_TEXTURE_RED_SIZE              0x805C
    474 #define GR_GL_TEXTURE_GREEN_SIZE            0x805D
    475 #define GR_GL_TEXTURE_BLUE_SIZE             0x805E
    476 #define GR_GL_TEXTURE_ALPHA_SIZE            0x805F
    477 #define GR_GL_TEXTURE_LUMINANCE_SIZE        0x8060
    478 #define GR_GL_TEXTURE_INTENSITY_SIZE        0x8061
    479 #define GR_GL_TEXTURE_INTERNAL_FORMAT       0x1003
    480 /* GL_NEAREST_MIPMAP_NEAREST */
    481 /* GL_NEAREST_MIPMAP_LINEAR */
    482 /* GL_LINEAR_MIPMAP_NEAREST */
    483 /* GL_LINEAR_MIPMAP_LINEAR */
    484 #define GR_GL_OBJECT_LINEAR                 0x2401
    485 #define GR_GL_OBJECT_PLANE                  0x2501
    486 #define GR_GL_EYE_LINEAR                    0x2400
    487 #define GR_GL_EYE_PLANE                     0x2502
    488 #define GR_GL_SPHERE_MAP                    0x2402
    489 #define GR_GL_DECAL                         0x2101
    490 #define GR_GL_MODULATE                      0x2100
    491 /* GL_NEAREST */
    492 /* GL_REPEAT */
    493 #define GR_GL_CLAMP                         0x2900
    494 #define GR_GL_S                             0x2000
    495 #define GR_GL_T                             0x2001
    496 #define GR_GL_R                             0x2002
    497 #define GR_GL_Q                             0x2003
    498 #define GR_GL_TEXTURE_GEN_R                 0x0C62
    499 #define GR_GL_TEXTURE_GEN_Q                 0x0C63
    500 
    501 /* texture_env_combine */
    502 #define GR_GL_COMBINE                       0x8570
    503 #define GR_GL_COMBINE_RGB                   0x8571
    504 #define GR_GL_COMBINE_ALPHA                 0x8572
    505 #define GR_GL_SOURCE0_RGB                   0x8580
    506 #define GR_GL_SOURCE1_RGB                   0x8581
    507 #define GR_GL_SOURCE2_RGB                   0x8582
    508 #define GR_GL_SOURCE0_ALPHA                 0x8588
    509 #define GR_GL_SOURCE1_ALPHA                 0x8589
    510 #define GR_GL_SOURCE2_ALPHA                 0x858A
    511 #define GR_GL_OPERAND0_RGB                  0x8590
    512 #define GR_GL_OPERAND1_RGB                  0x8591
    513 #define GR_GL_OPERAND2_RGB                  0x8592
    514 #define GR_GL_OPERAND0_ALPHA                0x8598
    515 #define GR_GL_OPERAND1_ALPHA                0x8599
    516 #define GR_GL_OPERAND2_ALPHA                0x859A
    517 #define GR_GL_RGB_SCALE                     0x8573
    518 #define GR_GL_ADD_SIGNED                    0x8574
    519 #define GR_GL_INTERPOLATE                   0x8575
    520 #define GR_GL_SUBTRACT                      0x84E7
    521 #define GR_GL_CONSTANT                      0x8576
    522 #define GR_GL_PRIMARY_COLOR                 0x8577
    523 #define GR_GL_PREVIOUS                      0x8578
    524 #define GR_GL_SRC0_RGB                      0x8580
    525 #define GR_GL_SRC1_RGB                      0x8581
    526 #define GR_GL_SRC2_RGB                      0x8582
    527 #define GR_GL_SRC0_ALPHA                    0x8588
    528 #define GR_GL_SRC1_ALPHA                    0x8589
    529 #define GR_GL_SRC2_ALPHA                    0x858A
    530 
    531 /* Uniform Types */
    532 #define GR_GL_FLOAT_VEC2                     0x8B50
    533 #define GR_GL_FLOAT_VEC3                     0x8B51
    534 #define GR_GL_FLOAT_VEC4                     0x8B52
    535 #define GR_GL_INT_VEC2                       0x8B53
    536 #define GR_GL_INT_VEC3                       0x8B54
    537 #define GR_GL_INT_VEC4                       0x8B55
    538 #define GR_GL_BOOL                           0x8B56
    539 #define GR_GL_BOOL_VEC2                      0x8B57
    540 #define GR_GL_BOOL_VEC3                      0x8B58
    541 #define GR_GL_BOOL_VEC4                      0x8B59
    542 #define GR_GL_FLOAT_MAT2                     0x8B5A
    543 #define GR_GL_FLOAT_MAT3                     0x8B5B
    544 #define GR_GL_FLOAT_MAT4                     0x8B5C
    545 #define GR_GL_SAMPLER_2D                     0x8B5E
    546 #define GR_GL_SAMPLER_CUBE                   0x8B60
    547 
    548 /* Vertex Arrays */
    549 #define GR_GL_VERTEX_ATTRIB_ARRAY_ENABLED        0x8622
    550 #define GR_GL_VERTEX_ATTRIB_ARRAY_SIZE           0x8623
    551 #define GR_GL_VERTEX_ATTRIB_ARRAY_STRIDE         0x8624
    552 #define GR_GL_VERTEX_ATTRIB_ARRAY_TYPE           0x8625
    553 #define GR_GL_VERTEX_ATTRIB_ARRAY_NORMALIZED     0x886A
    554 #define GR_GL_VERTEX_ATTRIB_ARRAY_POINTER        0x8645
    555 #define GR_GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING 0x889F
    556 #define GR_GL_VERTEX_ARRAY                       0x8074
    557 #define GR_GL_NORMAL_ARRAY                       0x8075
    558 #define GR_GL_COLOR_ARRAY                        0x8076
    559 #define GR_GL_INDEX_ARRAY                        0x8077
    560 #define GR_GL_TEXTURE_COORD_ARRAY                0x8078
    561 #define GR_GL_EDGE_FLAG_ARRAY                    0x8079
    562 #define GR_GL_VERTEX_ARRAY_SIZE                  0x807A
    563 #define GR_GL_VERTEX_ARRAY_TYPE                  0x807B
    564 #define GR_GL_VERTEX_ARRAY_STRIDE                0x807C
    565 #define GR_GL_NORMAL_ARRAY_TYPE                  0x807E
    566 #define GR_GL_NORMAL_ARRAY_STRIDE                0x807F
    567 #define GR_GL_COLOR_ARRAY_SIZE                   0x8081
    568 #define GR_GL_COLOR_ARRAY_TYPE                   0x8082
    569 #define GR_GL_COLOR_ARRAY_STRIDE                 0x8083
    570 #define GR_GL_INDEX_ARRAY_TYPE                   0x8085
    571 #define GR_GL_INDEX_ARRAY_STRIDE                 0x8086
    572 #define GR_GL_TEXTURE_COORD_ARRAY_SIZE           0x8088
    573 #define GR_GL_TEXTURE_COORD_ARRAY_TYPE           0x8089
    574 #define GR_GL_TEXTURE_COORD_ARRAY_STRIDE         0x808A
    575 #define GR_GL_EDGE_FLAG_ARRAY_STRIDE             0x808C
    576 #define GR_GL_VERTEX_ARRAY_POINTER               0x808E
    577 #define GR_GL_NORMAL_ARRAY_POINTER               0x808F
    578 #define GR_GL_COLOR_ARRAY_POINTER                0x8090
    579 #define GR_GL_INDEX_ARRAY_POINTER                0x8091
    580 #define GR_GL_TEXTURE_COORD_ARRAY_POINTER        0x8092
    581 #define GR_GL_EDGE_FLAG_ARRAY_POINTER            0x8093
    582 #define GR_GL_V2F                                0x2A20
    583 #define GR_GL_V3F                                0x2A21
    584 #define GR_GL_C4UB_V2F                           0x2A22
    585 #define GR_GL_C4UB_V3F                           0x2A23
    586 #define GR_GL_C3F_V3F                            0x2A24
    587 #define GR_GL_N3F_V3F                            0x2A25
    588 #define GR_GL_C4F_N3F_V3F                        0x2A26
    589 #define GR_GL_T2F_V3F                            0x2A27
    590 #define GR_GL_T4F_V4F                            0x2A28
    591 #define GR_GL_T2F_C4UB_V3F                       0x2A29
    592 #define GR_GL_T2F_C3F_V3F                        0x2A2A
    593 #define GR_GL_T2F_N3F_V3F                        0x2A2B
    594 #define GR_GL_T2F_C4F_N3F_V3F                    0x2A2C
    595 #define GR_GL_T4F_C4F_N3F_V4F                    0x2A2D
    596 
    597 /* Vertex Buffer Object */
    598 #define GR_GL_WRITE_ONLY                         0x88B9
    599 #define GR_GL_BUFFER_MAPPED                      0x88BC
    600 /* Read Format */
    601 #define GR_GL_IMPLEMENTATION_COLOR_READ_TYPE   0x8B9A
    602 #define GR_GL_IMPLEMENTATION_COLOR_READ_FORMAT 0x8B9B
    603 
    604 /* Shader Source */
    605 #define GR_GL_COMPILE_STATUS                 0x8B81
    606 #define GR_GL_INFO_LOG_LENGTH                0x8B84
    607 #define GR_GL_SHADER_SOURCE_LENGTH           0x8B88
    608 #define GR_GL_SHADER_COMPILER                0x8DFA
    609 
    610 /* Shader Binary */
    611 #define GR_GL_SHADER_BINARY_FORMATS          0x8DF8
    612 #define GR_GL_NUM_SHADER_BINARY_FORMATS      0x8DF9
    613 
    614 /* Shader Precision-Specified Types */
    615 #define GR_GL_LOW_FLOAT                      0x8DF0
    616 #define GR_GL_MEDIUM_FLOAT                   0x8DF1
    617 #define GR_GL_HIGH_FLOAT                     0x8DF2
    618 #define GR_GL_LOW_INT                        0x8DF3
    619 #define GR_GL_MEDIUM_INT                     0x8DF4
    620 #define GR_GL_HIGH_INT                       0x8DF5
    621 
    622 /* Queries */
    623 #define GR_GL_QUERY_COUNTER_BITS             0x8864
    624 #define GR_GL_CURRENT_QUERY                  0x8865
    625 #define GR_GL_QUERY_RESULT                   0x8866
    626 #define GR_GL_QUERY_RESULT_AVAILABLE         0x8867
    627 #define GR_GL_SAMPLES_PASSED                 0x8914
    628 #define GR_GL_ANY_SAMPLES_PASSED             0x8C2F
    629 #define GR_GL_TIME_ELAPSED                   0x88BF
    630 #define GR_GL_TIMESTAMP                      0x8E28
    631 #define GR_GL_PRIMITIVES_GENERATED           0x8C87
    632 #define GR_GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN 0x8C88
    633 
    634 
    635 /* Framebuffer Object. */
    636 #define GR_GL_FRAMEBUFFER                    0x8D40
    637 #define GR_GL_READ_FRAMEBUFFER               0x8CA8
    638 #define GR_GL_DRAW_FRAMEBUFFER               0x8CA9
    639 
    640 #define GR_GL_RENDERBUFFER                   0x8D41
    641 
    642 #define GR_GL_RGBA4                          0x8056
    643 #define GR_GL_RGB5_A1                        0x8057
    644 #define GR_GL_RGB565                         0x8D62
    645 #define GR_GL_RGBA8                          0x8058
    646 #define GR_GL_RGB8                           0x8051
    647 #define GR_GL_BGRA8                          0x93A1
    648 #define GR_GL_SRGB                           0x8C40
    649 #define GR_GL_SRGB8                          0x8C41
    650 #define GR_GL_SRGB_ALPHA                     0x8C42
    651 #define GR_GL_SRGB8_ALPHA8                   0x8C43
    652 #define GR_GL_DEPTH_COMPONENT16              0x81A5
    653 #define GR_GL_STENCIL_INDEX                  0x1901
    654 #define GR_GL_STENCIL_INDEX4                 0x8D47
    655 #define GR_GL_STENCIL_INDEX8                 0x8D48
    656 #define GR_GL_STENCIL_INDEX16                0x8D49
    657 #define GR_GL_DEPTH_STENCIL                  0x84F9
    658 #define GR_GL_DEPTH24_STENCIL8               0x88F0
    659 
    660 #define GR_GL_MAX_SAMPLES                    0x8D57
    661 // GL_IMG_multisampled_render_to_texture uses a different value for GL_MAX_SAMPLES
    662 #define GR_GL_MAX_SAMPLES_IMG                0x9135
    663 
    664 #define GR_GL_RENDERBUFFER_WIDTH             0x8D42
    665 #define GR_GL_RENDERBUFFER_HEIGHT            0x8D43
    666 #define GR_GL_RENDERBUFFER_INTERNAL_FORMAT   0x8D44
    667 #define GR_GL_RENDERBUFFER_RED_SIZE          0x8D50
    668 #define GR_GL_RENDERBUFFER_GREEN_SIZE        0x8D51
    669 #define GR_GL_RENDERBUFFER_BLUE_SIZE         0x8D52
    670 #define GR_GL_RENDERBUFFER_ALPHA_SIZE        0x8D53
    671 #define GR_GL_RENDERBUFFER_DEPTH_SIZE        0x8D54
    672 #define GR_GL_RENDERBUFFER_STENCIL_SIZE      0x8D55
    673 
    674 #define GR_GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE           0x8CD0
    675 #define GR_GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME           0x8CD1
    676 #define GR_GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL         0x8CD2
    677 #define GR_GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE 0x8CD3
    678 #define GR_GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER         0x8CD4
    679 #define GR_GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE              0x8212
    680 #define GR_GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE            0x8213
    681 #define GR_GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE             0x8214
    682 #define GR_GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE            0x8215
    683 #define GR_GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE            0x8216
    684 #define GR_GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE          0x8217
    685 
    686 #define GR_GL_COLOR_ATTACHMENT0              0x8CE0
    687 #define GR_GL_DEPTH_ATTACHMENT               0x8D00
    688 #define GR_GL_STENCIL_ATTACHMENT             0x8D20
    689 
    690 #define GR_GL_NONE                           0
    691 
    692 #define GR_GL_FRAMEBUFFER_COMPLETE                      0x8CD5
    693 #define GR_GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT         0x8CD6
    694 #define GR_GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT 0x8CD7
    695 #define GR_GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS         0x8CD9
    696 #define GR_GL_FRAMEBUFFER_UNSUPPORTED                   0x8CDD
    697 
    698 #define GR_GL_FRAMEBUFFER_BINDING            0x8CA6
    699 #define GR_GL_RENDERBUFFER_BINDING           0x8CA7
    700 #define GR_GL_MAX_RENDERBUFFER_SIZE          0x84E8
    701 
    702 #define GR_GL_INVALID_FRAMEBUFFER_OPERATION  0x0506
    703 
    704 /* Path Rendering */
    705 // commands
    706 #define GR_GL_CLOSE_PATH                                    0x00
    707 #define GR_GL_MOVE_TO                                       0x02
    708 #define GR_GL_RELATIVE_MOVE_TO                              0x03
    709 #define GR_GL_LINE_TO                                       0x04
    710 #define GR_GL_RELATIVE_LINE_TO                              0x05
    711 #define GR_GL_HORIZONTAL_LINE_TO                            0x06
    712 #define GR_GL_RELATIVE_HORIZONTAL_LINE_TO                   0x07
    713 #define GR_GL_VERTICAL_LINE_TO                              0x08
    714 #define GR_GL_RELATIVE_VERTICAL_LINE_TO                     0x09
    715 #define GR_GL_QUADRATIC_CURVE_TO                            0x0A
    716 #define GR_GL_RELATIVE_QUADRATIC_CURVE_TO                   0x0B
    717 #define GR_GL_CUBIC_CURVE_TO                                0x0C
    718 #define GR_GL_RELATIVE_CUBIC_CURVE_TO                       0x0D
    719 #define GR_GL_SMOOTH_QUADRATIC_CURVE_TO                     0x0E
    720 #define GR_GL_RELATIVE_SMOOTH_QUADRATIC_CURVE_TO            0x0F
    721 #define GR_GL_SMOOTH_CUBIC_CURVE_TO                         0x10
    722 #define GR_GL_RELATIVE_SMOOTH_CUBIC_CURVE_TO                0x11
    723 #define GR_GL_SMALL_CCW_ARC_TO                              0x12
    724 #define GR_GL_RELATIVE_SMALL_CCW_ARC_TO                     0x13
    725 #define GR_GL_SMALL_CW_ARC_TO                               0x14
    726 #define GR_GL_RELATIVE_SMALL_CW_ARC_TO                      0x15
    727 #define GR_GL_LARGE_CCW_ARC_TO                              0x16
    728 #define GR_GL_RELATIVE_LARGE_CCW_ARC_TO                     0x17
    729 #define GR_GL_LARGE_CW_ARC_TO                               0x18
    730 #define GR_GL_RELATIVE_LARGE_CW_ARC_TO                      0x19
    731 #define GR_GL_CIRCULAR_CCW_ARC_TO                           0xF8
    732 #define GR_GL_CIRCULAR_CW_ARC_TO                            0xFA
    733 #define GR_GL_CIRCULAR_TANGENT_ARC_TO                       0xFC
    734 #define GR_GL_ARC_TO                                        0xFE
    735 #define GR_GL_RELATIVE_ARC_TO                               0xFF
    736 
    737 // path string formats
    738 #define GR_GL_PATH_FORMAT_SVG                               0x9070
    739 #define GR_GL_PATH_FORMAT_PS                                0x9071
    740 
    741 // font targets
    742 #define GR_GL_STANDARD_FONT_NAME                            0x9072
    743 #define GR_GL_SYSTEM_FONT_NAME                              0x9073
    744 #define GR_GL_FILE_NAME                                     0x9074
    745 
    746 // handle missing glyphs
    747 #define GR_GL_SKIP_MISSING_GLYPH                            0x90A9
    748 #define GR_GL_USE_MISSING_GLYPH                             0x90AA
    749 
    750 // path parameters
    751 #define GR_GL_PATH_STROKE_WIDTH                             0x9075
    752 #define GR_GL_PATH_INITIAL_END_CAP                          0x9077
    753 #define GR_GL_PATH_TERMINAL_END_CAP                         0x9078
    754 #define GR_GL_PATH_JOIN_STYLE                               0x9079
    755 #define GR_GL_PATH_MITER_LIMIT                              0x907A
    756 #define GR_GL_PATH_INITIAL_DASH_CAP                         0x907C
    757 #define GR_GL_PATH_TERMINAL_DASH_CAP                        0x907D
    758 #define GR_GL_PATH_DASH_OFFSET                              0x907E
    759 #define GR_GL_PATH_CLIENT_LENGTH                            0x907F
    760 #define GR_GL_PATH_DASH_OFFSET_RESET                        0x90B4
    761 #define GR_GL_PATH_FILL_MODE                                0x9080
    762 #define GR_GL_PATH_FILL_MASK                                0x9081
    763 #define GR_GL_PATH_FILL_COVER_MODE                          0x9082
    764 #define GR_GL_PATH_STROKE_COVER_MODE                        0x9083
    765 #define GR_GL_PATH_STROKE_MASK                              0x9084
    766 #define GR_GL_PATH_END_CAPS                                 0x9076
    767 #define GR_GL_PATH_DASH_CAPS                                0x907B
    768 #define GR_GL_PATH_COMMAND_COUNT                            0x909D
    769 #define GR_GL_PATH_COORD_COUNT                              0x909E
    770 #define GR_GL_PATH_DASH_ARRAY_COUNT                         0x909F
    771 #define GR_GL_PATH_FILL_BOUNDING_BOX                        0x90A1
    772 #define GR_GL_PATH_STROKE_BOUNDING_BOX                      0x90A2
    773 
    774 // fill modes
    775 /*      GL_INVERT */
    776 #define GR_GL_COUNT_UP                                      0x9088
    777 #define GR_GL_COUNT_DOWN                                    0x9089
    778 /*      GL_PATH_FILL_MODE_NV */
    779 
    780 // path color gen
    781 /*      GL_PRIMARY_COLOR */
    782 #define GR_GL_SECONDARY_COLOR                               0x852D
    783 
    784 // gen mode
    785 /*      GL_NONE */
    786 /*      GL_EYE_LINEAR */
    787 /*      GL_OBJECT_LINEAR */
    788 #define GR_GL_PATH_OBJECT_BOUNDING_BOX                      0x908A
    789 
    790 // cover mode
    791 #define GR_GL_CONVEX_HULL                                   0x908B
    792 #define GR_GL_BOUNDING_BOX                                  0x908D
    793 #define GR_GL_BOUNDING_BOX_OF_BOUNDING_BOXES                0x909C
    794 /*      GL_PATH_FILL_COVER_MODE_NV */
    795 
    796 // transform type
    797 /*      GL_NONE */
    798 #define GR_GL_TRANSLATE_X                                   0x908E
    799 #define GR_GL_TRANSLATE_Y                                   0x908F
    800 #define GR_GL_TRANSLATE_2D                                  0x9090
    801 #define GR_GL_TRANSLATE_3D                                  0x9091
    802 #define GR_GL_AFFINE_2D                                     0x9092
    803 #define GR_GL_AFFINE_3D                                     0x9094
    804 #define GR_GL_TRANSPOSE_AFFINE_2D                           0x9096
    805 #define GR_GL_TRANSPOSE_AFFINE_3D                           0x9098
    806 
    807 // path string types
    808 #define GR_GL_UTF8                                          0x909A
    809 #define GR_GL_UTF16                                         0x909B
    810 
    811 #define GR_GL_PATH_COMPUTED_LENGTH                          0x90A0
    812 
    813 // cap/dash values
    814 /*      GL_FLAT */
    815 #define GR_GL_SQUARE                                        0x90A3
    816 #define GR_GL_ROUND                                         0x90A4
    817 #define GR_GL_TRIANGULAR                                    0x90A5
    818 
    819 // join values
    820 /*      GL_NONE */
    821 /*      GL_ROUND_NV  */
    822 #define GR_GL_BEVEL                                         0x90A6
    823 #define GR_GL_MITER_REVERT                                  0x90A7
    824 #define GR_GL_MITER_TRUNCATE                                0x90A8
    825 
    826 // path dash reset values
    827 #define GR_GL_MOVE_TO_RESETS                                0x90B5
    828 #define GR_GL_MOVE_TO_CONTINUES                             0x90B6
    829 
    830 // font styles
    831 /*      GL_NONE */
    832 #define GR_GL_BOLD_BIT                                      0x01
    833 #define GR_GL_ITALIC_BIT                                    0x02
    834 
    835 // pnames for glGet
    836 #define GR_GL_PATH_ERROR_POSITION                           0x90AB
    837 #define GR_GL_PATH_FOG_GEN_MODE                             0x90AC
    838 #define GR_GL_PATH_STENCIL_FUNC                             0x90B7
    839 #define GR_GL_PATH_STENCIL_REF                              0x90B8
    840 #define GR_GL_PATH_STENCIL_VALUE_MASK                       0x90B9
    841 #define GR_GL_PATH_STENCIL_DEPTH_OFFSET_FACTOR              0x90BD
    842 #define GR_GL_PATH_STENCIL_DEPTH_OFFSET_UNITS               0x90BE
    843 #define GR_GL_PATH_COVER_DEPTH_FUNC                         0x90BF
    844 
    845 // per-glyph metrics bits in metric mask query
    846 #define GR_GL_GLYPH_WIDTH_BIT                               0x01
    847 #define GR_GL_GLYPH_HEIGHT_BIT                              0x02
    848 #define GR_GL_GLYPH_HORIZONTAL_BEARING_X_BIT                0x04
    849 #define GR_GL_GLYPH_HORIZONTAL_BEARING_Y_BIT                0x08
    850 #define GR_GL_GLYPH_HORIZONTAL_BEARING_ADVANCE_BIT          0x10
    851 #define GR_GL_GLYPH_VERTICAL_BEARING_X_BIT                  0x20
    852 #define GR_GL_GLYPH_VERTICAL_BEARING_Y_BIT                  0x40
    853 #define GR_GL_GLYPH_VERTICAL_BEARING_ADVANCE_BIT            0x80
    854 #define GR_GL_GLYPH_HAS_KERNING                             0x100
    855 
    856 // per-font face metrics in metric mask query
    857 #define GR_GL_FONT_X_MIN_BOUNDS                             0x00010000
    858 #define GR_GL_FONT_Y_MIN_BOUNDS                             0x00020000
    859 #define GR_GL_FONT_X_MAX_BOUNDS                             0x00040000
    860 #define GR_GL_FONT_Y_MAX_BOUNDS                             0x00080000
    861 #define GR_GL_FONT_UNITS_PER_EM                             0x00100000
    862 #define GR_GL_FONT_ASCENDER                                 0x00200000
    863 #define GR_GL_FONT_DESCENDER                                0x00400000
    864 #define GR_GL_FONT_HEIGHT                                   0x00800000
    865 #define GR_GL_FONT_MAX_ADVANCE_WIDTH                        0x01000000
    866 #define GR_GL_FONT_MAX_ADVANCE_HEIGHT                       0x02000000
    867 #define GR_GL_FONT_UNDERLINE_POSITION                       0x04000000
    868 #define GR_GL_FONT_UNDERLINE_THICKNESS                      0x08000000
    869 #define GR_GL_FONT_HAS_KERNING                              0x10000000
    870 
    871 // path list modes (glGetPathSpacing)
    872 #define GR_GL_ACCUM_ADJACENT_PAIRS                          0x90AD
    873 #define GR_GL_ADJACENT_PAIRS                                0x90AE
    874 #define GR_GL_FIRST_TO_REST                                 0x90AF
    875 
    876 //path gen modes
    877 #define GR_GL_PATH_GEN_MODE                                 0x90B0
    878 #define GR_GL_PATH_GEN_COEFF                                0x90B1
    879 #define GR_GL_PATH_GEN_COLOR_FORMAT                         0x90B2
    880 #define GR_GL_PATH_GEN_COMPONENTS                           0x90B3
    881 
    882 #endif
    883