#![allow(dead_code)]
use std::ffi::{c_char, c_float, c_int, c_uchar, c_uint, c_void, CStr};
pub type GLenum = c_uint;
pub type GLboolean = c_uchar;
pub type GLbitfield = c_uint;
pub type GLint = c_int;
pub type GLuint = c_uint;
pub type GLsizei = c_int;
pub type GLchar = c_char;
pub type GLintptr = isize;
pub type GLsizeiptr = isize;
pub type GLfloat = c_float;
pub type GLuint64 = u64;
pub type GLDEBUGPROC = Option<
extern "system" fn(
source: GLenum,
gltype: GLenum,
id: GLuint,
severity: GLenum,
length: GLsizei,
message: *const GLchar,
userParam: *mut c_void,
),
>;
pub const ACTIVE_ATOMIC_COUNTER_BUFFERS: GLenum = 0x92D9;
pub const ACTIVE_ATTRIBUTES: GLenum = 0x8B89;
pub const ACTIVE_ATTRIBUTE_MAX_LENGTH: GLenum = 0x8B8A;
pub const ACTIVE_PROGRAM: GLenum = 0x8259;
pub const ACTIVE_RESOURCES: GLenum = 0x92F5;
pub const ACTIVE_SUBROUTINES: GLenum = 0x8DE5;
pub const ACTIVE_SUBROUTINE_MAX_LENGTH: GLenum = 0x8E48;
pub const ACTIVE_SUBROUTINE_UNIFORMS: GLenum = 0x8DE6;
pub const ACTIVE_SUBROUTINE_UNIFORM_LOCATIONS: GLenum = 0x8E47;
pub const ACTIVE_SUBROUTINE_UNIFORM_MAX_LENGTH: GLenum = 0x8E49;
pub const ACTIVE_TEXTURE: GLenum = 0x84E0;
pub const ACTIVE_UNIFORMS: GLenum = 0x8B86;
pub const ACTIVE_UNIFORM_BLOCKS: GLenum = 0x8A36;
pub const ACTIVE_UNIFORM_BLOCK_MAX_NAME_LENGTH: GLenum = 0x8A35;
pub const ACTIVE_UNIFORM_MAX_LENGTH: GLenum = 0x8B87;
pub const ACTIVE_VARIABLES: GLenum = 0x9305;
pub const ALIASED_LINE_WIDTH_RANGE: GLenum = 0x846E;
pub const ALL_BARRIER_BITS: GLenum = 0xFFFFFFFF;
pub const ALL_SHADER_BITS: GLenum = 0xFFFFFFFF;
pub const ALPHA: GLenum = 0x1906;
pub const ALREADY_SIGNALED: GLenum = 0x911A;
pub const ALWAYS: GLenum = 0x0207;
pub const AND: GLenum = 0x1501;
pub const AND_INVERTED: GLenum = 0x1504;
pub const AND_REVERSE: GLenum = 0x1502;
pub const ANY_SAMPLES_PASSED: GLenum = 0x8C2F;
pub const ANY_SAMPLES_PASSED_CONSERVATIVE: GLenum = 0x8D6A;
pub const ARRAY_BUFFER: GLenum = 0x8892;
pub const ARRAY_BUFFER_BINDING: GLenum = 0x8894;
pub const ARRAY_SIZE: GLenum = 0x92FB;
pub const ARRAY_STRIDE: GLenum = 0x92FE;
pub const ATOMIC_COUNTER_BARRIER_BIT: GLenum = 0x00001000;
pub const ATOMIC_COUNTER_BUFFER: GLenum = 0x92C0;
pub const ATOMIC_COUNTER_BUFFER_ACTIVE_ATOMIC_COUNTERS: GLenum = 0x92C5;
pub const ATOMIC_COUNTER_BUFFER_ACTIVE_ATOMIC_COUNTER_INDICES: GLenum = 0x92C6;
pub const ATOMIC_COUNTER_BUFFER_BINDING: GLenum = 0x92C1;
pub const ATOMIC_COUNTER_BUFFER_DATA_SIZE: GLenum = 0x92C4;
pub const ATOMIC_COUNTER_BUFFER_INDEX: GLenum = 0x9301;
pub const ATOMIC_COUNTER_BUFFER_REFERENCED_BY_COMPUTE_SHADER: GLenum = 0x90ED;
pub const ATOMIC_COUNTER_BUFFER_REFERENCED_BY_FRAGMENT_SHADER: GLenum = 0x92CB;
pub const ATOMIC_COUNTER_BUFFER_REFERENCED_BY_GEOMETRY_SHADER: GLenum = 0x92CA;
pub const ATOMIC_COUNTER_BUFFER_REFERENCED_BY_TESS_CONTROL_SHADER: GLenum = 0x92C8;
pub const ATOMIC_COUNTER_BUFFER_REFERENCED_BY_TESS_EVALUATION_SHADER: GLenum = 0x92C9;
pub const ATOMIC_COUNTER_BUFFER_REFERENCED_BY_VERTEX_SHADER: GLenum = 0x92C7;
pub const ATOMIC_COUNTER_BUFFER_SIZE: GLenum = 0x92C3;
pub const ATOMIC_COUNTER_BUFFER_START: GLenum = 0x92C2;
pub const ATTACHED_SHADERS: GLenum = 0x8B85;
pub const AUTO_GENERATE_MIPMAP: GLenum = 0x8295;
pub const BACK: GLenum = 0x0405;
pub const BACK_LEFT: GLenum = 0x0402;
pub const BACK_RIGHT: GLenum = 0x0403;
pub const BGR: GLenum = 0x80E0;
pub const BGRA: GLenum = 0x80E1;
pub const BGRA_INTEGER: GLenum = 0x8D9B;
pub const BGR_INTEGER: GLenum = 0x8D9A;
pub const BLEND: GLenum = 0x0BE2;
pub const BLEND_COLOR: GLenum = 0x8005;
pub const BLEND_DST: GLenum = 0x0BE0;
pub const BLEND_DST_ALPHA: GLenum = 0x80CA;
pub const BLEND_DST_RGB: GLenum = 0x80C8;
pub const BLEND_EQUATION: GLenum = 0x8009;
pub const BLEND_EQUATION_ALPHA: GLenum = 0x883D;
pub const BLEND_EQUATION_RGB: GLenum = 0x8009;
pub const BLEND_SRC: GLenum = 0x0BE1;
pub const BLEND_SRC_ALPHA: GLenum = 0x80CB;
pub const BLEND_SRC_RGB: GLenum = 0x80C9;
pub const BLOCK_INDEX: GLenum = 0x92FD;
pub const BLUE: GLenum = 0x1905;
pub const BLUE_INTEGER: GLenum = 0x8D96;
pub const BOOL: GLenum = 0x8B56;
pub const BOOL_VEC2: GLenum = 0x8B57;
pub const BOOL_VEC3: GLenum = 0x8B58;
pub const BOOL_VEC4: GLenum = 0x8B59;
pub const BUFFER: GLenum = 0x82E0;
pub const BUFFER_ACCESS: GLenum = 0x88BB;
pub const BUFFER_ACCESS_FLAGS: GLenum = 0x911F;
pub const BUFFER_BINDING: GLenum = 0x9302;
pub const BUFFER_DATA_SIZE: GLenum = 0x9303;
pub const BUFFER_IMMUTABLE_STORAGE: GLenum = 0x821F;
pub const BUFFER_MAPPED: GLenum = 0x88BC;
pub const BUFFER_MAP_LENGTH: GLenum = 0x9120;
pub const BUFFER_MAP_OFFSET: GLenum = 0x9121;
pub const BUFFER_MAP_POINTER: GLenum = 0x88BD;
pub const BUFFER_SIZE: GLenum = 0x8764;
pub const BUFFER_STORAGE_FLAGS: GLenum = 0x8220;
pub const BUFFER_UPDATE_BARRIER_BIT: GLenum = 0x00000200;
pub const BUFFER_USAGE: GLenum = 0x8765;
pub const BUFFER_VARIABLE: GLenum = 0x92E5;
pub const BYTE: GLenum = 0x1400;
pub const CAVEAT_SUPPORT: GLenum = 0x82B8;
pub const CCW: GLenum = 0x0901;
pub const CLAMP_READ_COLOR: GLenum = 0x891C;
pub const CLAMP_TO_BORDER: GLenum = 0x812D;
pub const CLAMP_TO_EDGE: GLenum = 0x812F;
pub const CLEAR: GLenum = 0x1500;
pub const CLEAR_BUFFER: GLenum = 0x82B4;
pub const CLEAR_TEXTURE: GLenum = 0x9365;
pub const CLIENT_MAPPED_BUFFER_BARRIER_BIT: GLenum = 0x00004000;
pub const CLIENT_STORAGE_BIT: GLenum = 0x0200;
pub const CLIP_DEPTH_MODE: GLenum = 0x935D;
pub const CLIP_DISTANCE0: GLenum = 0x3000;
pub const CLIP_DISTANCE1: GLenum = 0x3001;
pub const CLIP_DISTANCE2: GLenum = 0x3002;
pub const CLIP_DISTANCE3: GLenum = 0x3003;
pub const CLIP_DISTANCE4: GLenum = 0x3004;
pub const CLIP_DISTANCE5: GLenum = 0x3005;
pub const CLIP_DISTANCE6: GLenum = 0x3006;
pub const CLIP_DISTANCE7: GLenum = 0x3007;
pub const CLIP_ORIGIN: GLenum = 0x935C;
pub const COLOR: GLenum = 0x1800;
pub const COLOR_ATTACHMENT0: GLenum = 0x8CE0;
pub const COLOR_ATTACHMENT1: GLenum = 0x8CE1;
pub const COLOR_ATTACHMENT10: GLenum = 0x8CEA;
pub const COLOR_ATTACHMENT11: GLenum = 0x8CEB;
pub const COLOR_ATTACHMENT12: GLenum = 0x8CEC;
pub const COLOR_ATTACHMENT13: GLenum = 0x8CED;
pub const COLOR_ATTACHMENT14: GLenum = 0x8CEE;
pub const COLOR_ATTACHMENT15: GLenum = 0x8CEF;
pub const COLOR_ATTACHMENT16: GLenum = 0x8CF0;
pub const COLOR_ATTACHMENT17: GLenum = 0x8CF1;
pub const COLOR_ATTACHMENT18: GLenum = 0x8CF2;
pub const COLOR_ATTACHMENT19: GLenum = 0x8CF3;
pub const COLOR_ATTACHMENT2: GLenum = 0x8CE2;
pub const COLOR_ATTACHMENT20: GLenum = 0x8CF4;
pub const COLOR_ATTACHMENT21: GLenum = 0x8CF5;
pub const COLOR_ATTACHMENT22: GLenum = 0x8CF6;
pub const COLOR_ATTACHMENT23: GLenum = 0x8CF7;
pub const COLOR_ATTACHMENT24: GLenum = 0x8CF8;
pub const COLOR_ATTACHMENT25: GLenum = 0x8CF9;
pub const COLOR_ATTACHMENT26: GLenum = 0x8CFA;
pub const COLOR_ATTACHMENT27: GLenum = 0x8CFB;
pub const COLOR_ATTACHMENT28: GLenum = 0x8CFC;
pub const COLOR_ATTACHMENT29: GLenum = 0x8CFD;
pub const COLOR_ATTACHMENT3: GLenum = 0x8CE3;
pub const COLOR_ATTACHMENT30: GLenum = 0x8CFE;
pub const COLOR_ATTACHMENT31: GLenum = 0x8CFF;
pub const COLOR_ATTACHMENT4: GLenum = 0x8CE4;
pub const COLOR_ATTACHMENT5: GLenum = 0x8CE5;
pub const COLOR_ATTACHMENT6: GLenum = 0x8CE6;
pub const COLOR_ATTACHMENT7: GLenum = 0x8CE7;
pub const COLOR_ATTACHMENT8: GLenum = 0x8CE8;
pub const COLOR_ATTACHMENT9: GLenum = 0x8CE9;
pub const COLOR_BUFFER_BIT: GLenum = 0x00004000;
pub const COLOR_CLEAR_VALUE: GLenum = 0x0C22;
pub const COLOR_COMPONENTS: GLenum = 0x8283;
pub const COLOR_ENCODING: GLenum = 0x8296;
pub const COLOR_LOGIC_OP: GLenum = 0x0BF2;
pub const COLOR_RENDERABLE: GLenum = 0x8286;
pub const COLOR_WRITEMASK: GLenum = 0x0C23;
pub const COMMAND_BARRIER_BIT: GLenum = 0x00000040;
pub const COMPARE_REF_TO_TEXTURE: GLenum = 0x884E;
pub const COMPATIBLE_SUBROUTINES: GLenum = 0x8E4B;
pub const COMPILE_STATUS: GLenum = 0x8B81;
pub const COMPRESSED_R11_EAC: GLenum = 0x9270;
pub const COMPRESSED_RED: GLenum = 0x8225;
pub const COMPRESSED_RED_RGTC1: GLenum = 0x8DBB;
pub const COMPRESSED_RG: GLenum = 0x8226;
pub const COMPRESSED_RG11_EAC: GLenum = 0x9272;
pub const COMPRESSED_RGB: GLenum = 0x84ED;
pub const COMPRESSED_RGB8_ETC2: GLenum = 0x9274;
pub const COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2: GLenum = 0x9276;
pub const COMPRESSED_RGBA: GLenum = 0x84EE;
pub const COMPRESSED_RGBA8_ETC2_EAC: GLenum = 0x9278;
pub const COMPRESSED_RGBA_BPTC_UNORM: GLenum = 0x8E8C;
pub const COMPRESSED_RGB_BPTC_SIGNED_FLOAT: GLenum = 0x8E8E;
pub const COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT: GLenum = 0x8E8F;
pub const COMPRESSED_RG_RGTC2: GLenum = 0x8DBD;
pub const COMPRESSED_SIGNED_R11_EAC: GLenum = 0x9271;
pub const COMPRESSED_SIGNED_RED_RGTC1: GLenum = 0x8DBC;
pub const COMPRESSED_SIGNED_RG11_EAC: GLenum = 0x9273;
pub const COMPRESSED_SIGNED_RG_RGTC2: GLenum = 0x8DBE;
pub const COMPRESSED_SRGB: GLenum = 0x8C48;
pub const COMPRESSED_SRGB8_ALPHA8_ETC2_EAC: GLenum = 0x9279;
pub const COMPRESSED_SRGB8_ETC2: GLenum = 0x9275;
pub const COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2: GLenum = 0x9277;
pub const COMPRESSED_SRGB_ALPHA: GLenum = 0x8C49;
pub const COMPRESSED_SRGB_ALPHA_BPTC_UNORM: GLenum = 0x8E8D;
pub const COMPRESSED_TEXTURE_FORMATS: GLenum = 0x86A3;
pub const COMPUTE_SHADER: GLenum = 0x91B9;
pub const COMPUTE_SHADER_BIT: GLenum = 0x00000020;
pub const COMPUTE_SUBROUTINE: GLenum = 0x92ED;
pub const COMPUTE_SUBROUTINE_UNIFORM: GLenum = 0x92F3;
pub const COMPUTE_TEXTURE: GLenum = 0x82A0;
pub const COMPUTE_WORK_GROUP_SIZE: GLenum = 0x8267;
pub const CONDITION_SATISFIED: GLenum = 0x911C;
pub const CONSTANT_ALPHA: GLenum = 0x8003;
pub const CONSTANT_COLOR: GLenum = 0x8001;
pub const CONTEXT_COMPATIBILITY_PROFILE_BIT: GLenum = 0x00000002;
pub const CONTEXT_CORE_PROFILE_BIT: GLenum = 0x00000001;
pub const CONTEXT_FLAGS: GLenum = 0x821E;
pub const CONTEXT_FLAG_DEBUG_BIT: GLenum = 0x00000002;
pub const CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT: GLenum = 0x00000001;
pub const CONTEXT_FLAG_ROBUST_ACCESS_BIT: GLenum = 0x00000004;
pub const CONTEXT_LOST: GLenum = 0x0507;
pub const CONTEXT_PROFILE_MASK: GLenum = 0x9126;
pub const CONTEXT_RELEASE_BEHAVIOR: GLenum = 0x82FB;
pub const CONTEXT_RELEASE_BEHAVIOR_FLUSH: GLenum = 0x82FC;
pub const COPY: GLenum = 0x1503;
pub const COPY_INVERTED: GLenum = 0x150C;
pub const COPY_READ_BUFFER: GLenum = 0x8F36;
pub const COPY_READ_BUFFER_BINDING: GLenum = 0x8F36;
pub const COPY_WRITE_BUFFER: GLenum = 0x8F37;
pub const COPY_WRITE_BUFFER_BINDING: GLenum = 0x8F37;
pub const CULL_FACE: GLenum = 0x0B44;
pub const CULL_FACE_MODE: GLenum = 0x0B45;
pub const CURRENT_PROGRAM: GLenum = 0x8B8D;
pub const CURRENT_QUERY: GLenum = 0x8865;
pub const CURRENT_VERTEX_ATTRIB: GLenum = 0x8626;
pub const CW: GLenum = 0x0900;
pub const DEBUG_CALLBACK_FUNCTION: GLenum = 0x8244;
pub const DEBUG_CALLBACK_USER_PARAM: GLenum = 0x8245;
pub const DEBUG_GROUP_STACK_DEPTH: GLenum = 0x826D;
pub const DEBUG_LOGGED_MESSAGES: GLenum = 0x9145;
pub const DEBUG_NEXT_LOGGED_MESSAGE_LENGTH: GLenum = 0x8243;
pub const DEBUG_OUTPUT: GLenum = 0x92E0;
pub const DEBUG_OUTPUT_SYNCHRONOUS: GLenum = 0x8242;
pub const DEBUG_SEVERITY_HIGH: GLenum = 0x9146;
pub const DEBUG_SEVERITY_LOW: GLenum = 0x9148;
pub const DEBUG_SEVERITY_MEDIUM: GLenum = 0x9147;
pub const DEBUG_SEVERITY_NOTIFICATION: GLenum = 0x826B;
pub const DEBUG_SOURCE_API: GLenum = 0x8246;
pub const DEBUG_SOURCE_APPLICATION: GLenum = 0x824A;
pub const DEBUG_SOURCE_OTHER: GLenum = 0x824B;
pub const DEBUG_SOURCE_SHADER_COMPILER: GLenum = 0x8248;
pub const DEBUG_SOURCE_THIRD_PARTY: GLenum = 0x8249;
pub const DEBUG_SOURCE_WINDOW_SYSTEM: GLenum = 0x8247;
pub const DEBUG_TYPE_DEPRECATED_BEHAVIOR: GLenum = 0x824D;
pub const DEBUG_TYPE_ERROR: GLenum = 0x824C;
pub const DEBUG_TYPE_MARKER: GLenum = 0x8268;
pub const DEBUG_TYPE_OTHER: GLenum = 0x8251;
pub const DEBUG_TYPE_PERFORMANCE: GLenum = 0x8250;
pub const DEBUG_TYPE_POP_GROUP: GLenum = 0x826A;
pub const DEBUG_TYPE_PORTABILITY: GLenum = 0x824F;
pub const DEBUG_TYPE_PUSH_GROUP: GLenum = 0x8269;
pub const DEBUG_TYPE_UNDEFINED_BEHAVIOR: GLenum = 0x824E;
pub const DECR: GLenum = 0x1E03;
pub const DECR_WRAP: GLenum = 0x8508;
pub const DELETE_STATUS: GLenum = 0x8B80;
pub const DEPTH: GLenum = 0x1801;
pub const DEPTH24_STENCIL8: GLenum = 0x88F0;
pub const DEPTH32F_STENCIL8: GLenum = 0x8CAD;
pub const DEPTH_ATTACHMENT: GLenum = 0x8D00;
pub const DEPTH_BUFFER_BIT: GLenum = 0x00000100;
pub const DEPTH_CLAMP: GLenum = 0x864F;
pub const DEPTH_CLEAR_VALUE: GLenum = 0x0B73;
pub const DEPTH_COMPONENT: GLenum = 0x1902;
pub const DEPTH_COMPONENT16: GLenum = 0x81A5;
pub const DEPTH_COMPONENT24: GLenum = 0x81A6;
pub const DEPTH_COMPONENT32: GLenum = 0x81A7;
pub const DEPTH_COMPONENT32F: GLenum = 0x8CAC;
pub const DEPTH_COMPONENTS: GLenum = 0x8284;
pub const DEPTH_FUNC: GLenum = 0x0B74;
pub const DEPTH_RANGE: GLenum = 0x0B70;
pub const DEPTH_RENDERABLE: GLenum = 0x8287;
pub const DEPTH_STENCIL: GLenum = 0x84F9;
pub const DEPTH_STENCIL_ATTACHMENT: GLenum = 0x821A;
pub const DEPTH_STENCIL_TEXTURE_MODE: GLenum = 0x90EA;
pub const DEPTH_TEST: GLenum = 0x0B71;
pub const DEPTH_WRITEMASK: GLenum = 0x0B72;
pub const DISPATCH_INDIRECT_BUFFER: GLenum = 0x90EE;
pub const DISPATCH_INDIRECT_BUFFER_BINDING: GLenum = 0x90EF;
pub const DISPLAY_LIST: GLenum = 0x82E7;
pub const DITHER: GLenum = 0x0BD0;
pub const DONT_CARE: GLenum = 0x1100;
pub const DOUBLE: GLenum = 0x140A;
pub const DOUBLEBUFFER: GLenum = 0x0C32;
pub const DOUBLE_MAT2: GLenum = 0x8F46;
pub const DOUBLE_MAT2X3: GLenum = 0x8F49;
pub const DOUBLE_MAT2X4: GLenum = 0x8F4A;
pub const DOUBLE_MAT3: GLenum = 0x8F47;
pub const DOUBLE_MAT3X2: GLenum = 0x8F4B;
pub const DOUBLE_MAT3X4: GLenum = 0x8F4C;
pub const DOUBLE_MAT4: GLenum = 0x8F48;
pub const DOUBLE_MAT4X2: GLenum = 0x8F4D;
pub const DOUBLE_MAT4X3: GLenum = 0x8F4E;
pub const DOUBLE_VEC2: GLenum = 0x8FFC;
pub const DOUBLE_VEC3: GLenum = 0x8FFD;
pub const DOUBLE_VEC4: GLenum = 0x8FFE;
pub const DRAW_BUFFER: GLenum = 0x0C01;
pub const DRAW_BUFFER0: GLenum = 0x8825;
pub const DRAW_BUFFER1: GLenum = 0x8826;
pub const DRAW_BUFFER10: GLenum = 0x882F;
pub const DRAW_BUFFER11: GLenum = 0x8830;
pub const DRAW_BUFFER12: GLenum = 0x8831;
pub const DRAW_BUFFER13: GLenum = 0x8832;
pub const DRAW_BUFFER14: GLenum = 0x8833;
pub const DRAW_BUFFER15: GLenum = 0x8834;
pub const DRAW_BUFFER2: GLenum = 0x8827;
pub const DRAW_BUFFER3: GLenum = 0x8828;
pub const DRAW_BUFFER4: GLenum = 0x8829;
pub const DRAW_BUFFER5: GLenum = 0x882A;
pub const DRAW_BUFFER6: GLenum = 0x882B;
pub const DRAW_BUFFER7: GLenum = 0x882C;
pub const DRAW_BUFFER8: GLenum = 0x882D;
pub const DRAW_BUFFER9: GLenum = 0x882E;
pub const DRAW_FRAMEBUFFER: GLenum = 0x8CA9;
pub const DRAW_FRAMEBUFFER_BINDING: GLenum = 0x8CA6;
pub const DRAW_INDIRECT_BUFFER: GLenum = 0x8F3F;
pub const DRAW_INDIRECT_BUFFER_BINDING: GLenum = 0x8F43;
pub const DST_ALPHA: GLenum = 0x0304;
pub const DST_COLOR: GLenum = 0x0306;
pub const DYNAMIC_COPY: GLenum = 0x88EA;
pub const DYNAMIC_DRAW: GLenum = 0x88E8;
pub const DYNAMIC_READ: GLenum = 0x88E9;
pub const DYNAMIC_STORAGE_BIT: GLenum = 0x0100;
pub const ELEMENT_ARRAY_BARRIER_BIT: GLenum = 0x00000002;
pub const ELEMENT_ARRAY_BUFFER: GLenum = 0x8893;
pub const ELEMENT_ARRAY_BUFFER_BINDING: GLenum = 0x8895;
pub const EQUAL: GLenum = 0x0202;
pub const EQUIV: GLenum = 0x1509;
pub const EXTENSIONS: GLenum = 0x1F03;
pub const FALSE: GLboolean = 0;
pub const FASTEST: GLenum = 0x1101;
pub const FILL: GLenum = 0x1B02;
pub const FILTER: GLenum = 0x829A;
pub const FIRST_VERTEX_CONVENTION: GLenum = 0x8E4D;
pub const FIXED: GLenum = 0x140C;
pub const FIXED_ONLY: GLenum = 0x891D;
pub const FLOAT: GLenum = 0x1406;
pub const FLOAT_32_UNSIGNED_INT_24_8_REV: GLenum = 0x8DAD;
pub const FLOAT_MAT2: GLenum = 0x8B5A;
pub const FLOAT_MAT2X3: GLenum = 0x8B65;
pub const FLOAT_MAT2X4: GLenum = 0x8B66;
pub const FLOAT_MAT3: GLenum = 0x8B5B;
pub const FLOAT_MAT3X2: GLenum = 0x8B67;
pub const FLOAT_MAT3X4: GLenum = 0x8B68;
pub const FLOAT_MAT4: GLenum = 0x8B5C;
pub const FLOAT_MAT4X2: GLenum = 0x8B69;
pub const FLOAT_MAT4X3: GLenum = 0x8B6A;
pub const FLOAT_VEC2: GLenum = 0x8B50;
pub const FLOAT_VEC3: GLenum = 0x8B51;
pub const FLOAT_VEC4: GLenum = 0x8B52;
pub const FRACTIONAL_EVEN: GLenum = 0x8E7C;
pub const FRACTIONAL_ODD: GLenum = 0x8E7B;
pub const FRAGMENT_INTERPOLATION_OFFSET_BITS: GLenum = 0x8E5D;
pub const FRAGMENT_SHADER: GLenum = 0x8B30;
pub const FRAGMENT_SHADER_BIT: GLenum = 0x00000002;
pub const FRAGMENT_SHADER_DERIVATIVE_HINT: GLenum = 0x8B8B;
pub const FRAGMENT_SUBROUTINE: GLenum = 0x92EC;
pub const FRAGMENT_SUBROUTINE_UNIFORM: GLenum = 0x92F2;
pub const FRAGMENT_TEXTURE: GLenum = 0x829F;
pub const FRAMEBUFFER: GLenum = 0x8D40;
pub const FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE: GLenum = 0x8215;
pub const FRAMEBUFFER_ATTACHMENT_BLUE_SIZE: GLenum = 0x8214;
pub const FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING: GLenum = 0x8210;
pub const FRAMEBUFFER_ATTACHMENT_COMPONENT_TYPE: GLenum = 0x8211;
pub const FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE: GLenum = 0x8216;
pub const FRAMEBUFFER_ATTACHMENT_GREEN_SIZE: GLenum = 0x8213;
pub const FRAMEBUFFER_ATTACHMENT_LAYERED: GLenum = 0x8DA7;
pub const FRAMEBUFFER_ATTACHMENT_OBJECT_NAME: GLenum = 0x8CD1;
pub const FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE: GLenum = 0x8CD0;
pub const FRAMEBUFFER_ATTACHMENT_RED_SIZE: GLenum = 0x8212;
pub const FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE: GLenum = 0x8217;
pub const FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE: GLenum = 0x8CD3;
pub const FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER: GLenum = 0x8CD4;
pub const FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL: GLenum = 0x8CD2;
pub const FRAMEBUFFER_BARRIER_BIT: GLenum = 0x00000400;
pub const FRAMEBUFFER_BINDING: GLenum = 0x8CA6;
pub const FRAMEBUFFER_BLEND: GLenum = 0x828B;
pub const FRAMEBUFFER_COMPLETE: GLenum = 0x8CD5;
pub const FRAMEBUFFER_DEFAULT: GLenum = 0x8218;
pub const FRAMEBUFFER_DEFAULT_FIXED_SAMPLE_LOCATIONS: GLenum = 0x9314;
pub const FRAMEBUFFER_DEFAULT_HEIGHT: GLenum = 0x9311;
pub const FRAMEBUFFER_DEFAULT_LAYERS: GLenum = 0x9312;
pub const FRAMEBUFFER_DEFAULT_SAMPLES: GLenum = 0x9313;
pub const FRAMEBUFFER_DEFAULT_WIDTH: GLenum = 0x9310;
pub const FRAMEBUFFER_INCOMPLETE_ATTACHMENT: GLenum = 0x8CD6;
pub const FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER: GLenum = 0x8CDB;
pub const FRAMEBUFFER_INCOMPLETE_LAYER_TARGETS: GLenum = 0x8DA8;
pub const FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT: GLenum = 0x8CD7;
pub const FRAMEBUFFER_INCOMPLETE_MULTISAMPLE: GLenum = 0x8D56;
pub const FRAMEBUFFER_INCOMPLETE_READ_BUFFER: GLenum = 0x8CDC;
pub const FRAMEBUFFER_RENDERABLE: GLenum = 0x8289;
pub const FRAMEBUFFER_RENDERABLE_LAYERED: GLenum = 0x828A;
pub const FRAMEBUFFER_SRGB: GLenum = 0x8DB9;
pub const FRAMEBUFFER_UNDEFINED: GLenum = 0x8219;
pub const FRAMEBUFFER_UNSUPPORTED: GLenum = 0x8CDD;
pub const FRONT: GLenum = 0x0404;
pub const FRONT_AND_BACK: GLenum = 0x0408;
pub const FRONT_FACE: GLenum = 0x0B46;
pub const FRONT_LEFT: GLenum = 0x0400;
pub const FRONT_RIGHT: GLenum = 0x0401;
pub const FULL_SUPPORT: GLenum = 0x82B7;
pub const FUNC_ADD: GLenum = 0x8006;
pub const FUNC_REVERSE_SUBTRACT: GLenum = 0x800B;
pub const FUNC_SUBTRACT: GLenum = 0x800A;
pub const GEOMETRY_INPUT_TYPE: GLenum = 0x8917;
pub const GEOMETRY_OUTPUT_TYPE: GLenum = 0x8918;
pub const GEOMETRY_SHADER: GLenum = 0x8DD9;
pub const GEOMETRY_SHADER_BIT: GLenum = 0x00000004;
pub const GEOMETRY_SHADER_INVOCATIONS: GLenum = 0x887F;
pub const GEOMETRY_SUBROUTINE: GLenum = 0x92EB;
pub const GEOMETRY_SUBROUTINE_UNIFORM: GLenum = 0x92F1;
pub const GEOMETRY_TEXTURE: GLenum = 0x829E;
pub const GEOMETRY_VERTICES_OUT: GLenum = 0x8916;
pub const GEQUAL: GLenum = 0x0206;
pub const GET_TEXTURE_IMAGE_FORMAT: GLenum = 0x8291;
pub const GET_TEXTURE_IMAGE_TYPE: GLenum = 0x8292;
pub const GREATER: GLenum = 0x0204;
pub const GREEN: GLenum = 0x1904;
pub const GREEN_INTEGER: GLenum = 0x8D95;
pub const GUILTY_CONTEXT_RESET: GLenum = 0x8253;
pub const HALF_FLOAT: GLenum = 0x140B;
pub const HIGH_FLOAT: GLenum = 0x8DF2;
pub const HIGH_INT: GLenum = 0x8DF5;
pub const IMAGE_1D: GLenum = 0x904C;
pub const IMAGE_1D_ARRAY: GLenum = 0x9052;
pub const IMAGE_2D: GLenum = 0x904D;
pub const IMAGE_2D_ARRAY: GLenum = 0x9053;
pub const IMAGE_2D_MULTISAMPLE: GLenum = 0x9055;
pub const IMAGE_2D_MULTISAMPLE_ARRAY: GLenum = 0x9056;
pub const IMAGE_2D_RECT: GLenum = 0x904F;
pub const IMAGE_3D: GLenum = 0x904E;
pub const IMAGE_BINDING_ACCESS: GLenum = 0x8F3E;
pub const IMAGE_BINDING_FORMAT: GLenum = 0x906E;
pub const IMAGE_BINDING_LAYER: GLenum = 0x8F3D;
pub const IMAGE_BINDING_LAYERED: GLenum = 0x8F3C;
pub const IMAGE_BINDING_LEVEL: GLenum = 0x8F3B;
pub const IMAGE_BINDING_NAME: GLenum = 0x8F3A;
pub const IMAGE_BUFFER: GLenum = 0x9051;
pub const IMAGE_CLASS_10_10_10_2: GLenum = 0x82C3;
pub const IMAGE_CLASS_11_11_10: GLenum = 0x82C2;
pub const IMAGE_CLASS_1_X_16: GLenum = 0x82BE;
pub const IMAGE_CLASS_1_X_32: GLenum = 0x82BB;
pub const IMAGE_CLASS_1_X_8: GLenum = 0x82C1;
pub const IMAGE_CLASS_2_X_16: GLenum = 0x82BD;
pub const IMAGE_CLASS_2_X_32: GLenum = 0x82BA;
pub const IMAGE_CLASS_2_X_8: GLenum = 0x82C0;
pub const IMAGE_CLASS_4_X_16: GLenum = 0x82BC;
pub const IMAGE_CLASS_4_X_32: GLenum = 0x82B9;
pub const IMAGE_CLASS_4_X_8: GLenum = 0x82BF;
pub const IMAGE_COMPATIBILITY_CLASS: GLenum = 0x82A8;
pub const IMAGE_CUBE: GLenum = 0x9050;
pub const IMAGE_CUBE_MAP_ARRAY: GLenum = 0x9054;
pub const IMAGE_FORMAT_COMPATIBILITY_BY_CLASS: GLenum = 0x90C9;
pub const IMAGE_FORMAT_COMPATIBILITY_BY_SIZE: GLenum = 0x90C8;
pub const IMAGE_FORMAT_COMPATIBILITY_TYPE: GLenum = 0x90C7;
pub const IMAGE_PIXEL_FORMAT: GLenum = 0x82A9;
pub const IMAGE_PIXEL_TYPE: GLenum = 0x82AA;
pub const IMAGE_TEXEL_SIZE: GLenum = 0x82A7;
pub const IMPLEMENTATION_COLOR_READ_FORMAT: GLenum = 0x8B9B;
pub const IMPLEMENTATION_COLOR_READ_TYPE: GLenum = 0x8B9A;
pub const INCR: GLenum = 0x1E02;
pub const INCR_WRAP: GLenum = 0x8507;
pub const INFO_LOG_LENGTH: GLenum = 0x8B84;
pub const INNOCENT_CONTEXT_RESET: GLenum = 0x8254;
pub const INT: GLenum = 0x1404;
pub const INTERLEAVED_ATTRIBS: GLenum = 0x8C8C;
pub const INTERNALFORMAT_ALPHA_SIZE: GLenum = 0x8274;
pub const INTERNALFORMAT_ALPHA_TYPE: GLenum = 0x827B;
pub const INTERNALFORMAT_BLUE_SIZE: GLenum = 0x8273;
pub const INTERNALFORMAT_BLUE_TYPE: GLenum = 0x827A;
pub const INTERNALFORMAT_DEPTH_SIZE: GLenum = 0x8275;
pub const INTERNALFORMAT_DEPTH_TYPE: GLenum = 0x827C;
pub const INTERNALFORMAT_GREEN_SIZE: GLenum = 0x8272;
pub const INTERNALFORMAT_GREEN_TYPE: GLenum = 0x8279;
pub const INTERNALFORMAT_PREFERRED: GLenum = 0x8270;
pub const INTERNALFORMAT_RED_SIZE: GLenum = 0x8271;
pub const INTERNALFORMAT_RED_TYPE: GLenum = 0x8278;
pub const INTERNALFORMAT_SHARED_SIZE: GLenum = 0x8277;
pub const INTERNALFORMAT_STENCIL_SIZE: GLenum = 0x8276;
pub const INTERNALFORMAT_STENCIL_TYPE: GLenum = 0x827D;
pub const INTERNALFORMAT_SUPPORTED: GLenum = 0x826F;
pub const INT_2_10_10_10_REV: GLenum = 0x8D9F;
pub const INT_IMAGE_1D: GLenum = 0x9057;
pub const INT_IMAGE_1D_ARRAY: GLenum = 0x905D;
pub const INT_IMAGE_2D: GLenum = 0x9058;
pub const INT_IMAGE_2D_ARRAY: GLenum = 0x905E;
pub const INT_IMAGE_2D_MULTISAMPLE: GLenum = 0x9060;
pub const INT_IMAGE_2D_MULTISAMPLE_ARRAY: GLenum = 0x9061;
pub const INT_IMAGE_2D_RECT: GLenum = 0x905A;
pub const INT_IMAGE_3D: GLenum = 0x9059;
pub const INT_IMAGE_BUFFER: GLenum = 0x905C;
pub const INT_IMAGE_CUBE: GLenum = 0x905B;
pub const INT_IMAGE_CUBE_MAP_ARRAY: GLenum = 0x905F;
pub const INT_SAMPLER_1D: GLenum = 0x8DC9;
pub const INT_SAMPLER_1D_ARRAY: GLenum = 0x8DCE;
pub const INT_SAMPLER_2D: GLenum = 0x8DCA;
pub const INT_SAMPLER_2D_ARRAY: GLenum = 0x8DCF;
pub const INT_SAMPLER_2D_MULTISAMPLE: GLenum = 0x9109;
pub const INT_SAMPLER_2D_MULTISAMPLE_ARRAY: GLenum = 0x910C;
pub const INT_SAMPLER_2D_RECT: GLenum = 0x8DCD;
pub const INT_SAMPLER_3D: GLenum = 0x8DCB;
pub const INT_SAMPLER_BUFFER: GLenum = 0x8DD0;
pub const INT_SAMPLER_CUBE: GLenum = 0x8DCC;
pub const INT_SAMPLER_CUBE_MAP_ARRAY: GLenum = 0x900E;
pub const INT_VEC2: GLenum = 0x8B53;
pub const INT_VEC3: GLenum = 0x8B54;
pub const INT_VEC4: GLenum = 0x8B55;
pub const INVALID_ENUM: GLenum = 0x0500;
pub const INVALID_FRAMEBUFFER_OPERATION: GLenum = 0x0506;
pub const INVALID_INDEX: GLuint = 0xFFFFFFFF;
pub const INVALID_OPERATION: GLenum = 0x0502;
pub const INVALID_VALUE: GLenum = 0x0501;
pub const INVERT: GLenum = 0x150A;
pub const ISOLINES: GLenum = 0x8E7A;
pub const IS_PER_PATCH: GLenum = 0x92E7;
pub const IS_ROW_MAJOR: GLenum = 0x9300;
pub const KEEP: GLenum = 0x1E00;
pub const LAST_VERTEX_CONVENTION: GLenum = 0x8E4E;
pub const LAYER_PROVOKING_VERTEX: GLenum = 0x825E;
pub const LEFT: GLenum = 0x0406;
pub const LEQUAL: GLenum = 0x0203;
pub const LESS: GLenum = 0x0201;
pub const LINE: GLenum = 0x1B01;
pub const LINEAR: GLenum = 0x2601;
pub const LINEAR_MIPMAP_LINEAR: GLenum = 0x2703;
pub const LINEAR_MIPMAP_NEAREST: GLenum = 0x2701;
pub const LINES: GLenum = 0x0001;
pub const LINES_ADJACENCY: GLenum = 0x000A;
pub const LINE_LOOP: GLenum = 0x0002;
pub const LINE_SMOOTH: GLenum = 0x0B20;
pub const LINE_SMOOTH_HINT: GLenum = 0x0C52;
pub const LINE_STRIP: GLenum = 0x0003;
pub const LINE_STRIP_ADJACENCY: GLenum = 0x000B;
pub const LINE_WIDTH: GLenum = 0x0B21;
pub const LINE_WIDTH_GRANULARITY: GLenum = 0x0B23;
pub const LINE_WIDTH_RANGE: GLenum = 0x0B22;
pub const LINK_STATUS: GLenum = 0x8B82;
pub const LOCATION: GLenum = 0x930E;
pub const LOCATION_COMPONENT: GLenum = 0x934A;
pub const LOCATION_INDEX: GLenum = 0x930F;
pub const LOGIC_OP_MODE: GLenum = 0x0BF0;
pub const LOSE_CONTEXT_ON_RESET: GLenum = 0x8252;
pub const LOWER_LEFT: GLenum = 0x8CA1;
pub const LOW_FLOAT: GLenum = 0x8DF0;
pub const LOW_INT: GLenum = 0x8DF3;
pub const MAJOR_VERSION: GLenum = 0x821B;
pub const MANUAL_GENERATE_MIPMAP: GLenum = 0x8294;
pub const MAP_COHERENT_BIT: GLenum = 0x0080;
pub const MAP_FLUSH_EXPLICIT_BIT: GLenum = 0x0010;
pub const MAP_INVALIDATE_BUFFER_BIT: GLenum = 0x0008;
pub const MAP_INVALIDATE_RANGE_BIT: GLenum = 0x0004;
pub const MAP_PERSISTENT_BIT: GLenum = 0x0040;
pub const MAP_READ_BIT: GLenum = 0x0001;
pub const MAP_UNSYNCHRONIZED_BIT: GLenum = 0x0020;
pub const MAP_WRITE_BIT: GLenum = 0x0002;
pub const MATRIX_STRIDE: GLenum = 0x92FF;
pub const MAX: GLenum = 0x8008;
pub const MAX_3D_TEXTURE_SIZE: GLenum = 0x8073;
pub const MAX_ARRAY_TEXTURE_LAYERS: GLenum = 0x88FF;
pub const MAX_ATOMIC_COUNTER_BUFFER_BINDINGS: GLenum = 0x92DC;
pub const MAX_ATOMIC_COUNTER_BUFFER_SIZE: GLenum = 0x92D8;
pub const MAX_CLIP_DISTANCES: GLenum = 0x0D32;
pub const MAX_COLOR_ATTACHMENTS: GLenum = 0x8CDF;
pub const MAX_COLOR_TEXTURE_SAMPLES: GLenum = 0x910E;
pub const MAX_COMBINED_ATOMIC_COUNTERS: GLenum = 0x92D7;
pub const MAX_COMBINED_ATOMIC_COUNTER_BUFFERS: GLenum = 0x92D1;
pub const MAX_COMBINED_CLIP_AND_CULL_DISTANCES: GLenum = 0x82FA;
pub const MAX_COMBINED_COMPUTE_UNIFORM_COMPONENTS: GLenum = 0x8266;
pub const MAX_COMBINED_DIMENSIONS: GLenum = 0x8282;
pub const MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS: GLenum = 0x8A33;
pub const MAX_COMBINED_GEOMETRY_UNIFORM_COMPONENTS: GLenum = 0x8A32;
pub const MAX_COMBINED_IMAGE_UNIFORMS: GLenum = 0x90CF;
pub const MAX_COMBINED_IMAGE_UNITS_AND_FRAGMENT_OUTPUTS: GLenum = 0x8F39;
pub const MAX_COMBINED_SHADER_OUTPUT_RESOURCES: GLenum = 0x8F39;
pub const MAX_COMBINED_SHADER_STORAGE_BLOCKS: GLenum = 0x90DC;
pub const MAX_COMBINED_TESS_CONTROL_UNIFORM_COMPONENTS: GLenum = 0x8E1E;
pub const MAX_COMBINED_TESS_EVALUATION_UNIFORM_COMPONENTS: GLenum = 0x8E1F;
pub const MAX_COMBINED_TEXTURE_IMAGE_UNITS: GLenum = 0x8B4D;
pub const MAX_COMBINED_UNIFORM_BLOCKS: GLenum = 0x8A2E;
pub const MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS: GLenum = 0x8A31;
pub const MAX_COMPUTE_ATOMIC_COUNTERS: GLenum = 0x8265;
pub const MAX_COMPUTE_ATOMIC_COUNTER_BUFFERS: GLenum = 0x8264;
pub const MAX_COMPUTE_IMAGE_UNIFORMS: GLenum = 0x91BD;
pub const MAX_COMPUTE_SHADER_STORAGE_BLOCKS: GLenum = 0x90DB;
pub const MAX_COMPUTE_SHARED_MEMORY_SIZE: GLenum = 0x8262;
pub const MAX_COMPUTE_TEXTURE_IMAGE_UNITS: GLenum = 0x91BC;
pub const MAX_COMPUTE_UNIFORM_BLOCKS: GLenum = 0x91BB;
pub const MAX_COMPUTE_UNIFORM_COMPONENTS: GLenum = 0x8263;
pub const MAX_COMPUTE_WORK_GROUP_COUNT: GLenum = 0x91BE;
pub const MAX_COMPUTE_WORK_GROUP_INVOCATIONS: GLenum = 0x90EB;
pub const MAX_COMPUTE_WORK_GROUP_SIZE: GLenum = 0x91BF;
pub const MAX_CUBE_MAP_TEXTURE_SIZE: GLenum = 0x851C;
pub const MAX_CULL_DISTANCES: GLenum = 0x82F9;
pub const MAX_DEBUG_GROUP_STACK_DEPTH: GLenum = 0x826C;
pub const MAX_DEBUG_LOGGED_MESSAGES: GLenum = 0x9144;
pub const MAX_DEBUG_MESSAGE_LENGTH: GLenum = 0x9143;
pub const MAX_DEPTH: GLenum = 0x8280;
pub const MAX_DEPTH_TEXTURE_SAMPLES: GLenum = 0x910F;
pub const MAX_DRAW_BUFFERS: GLenum = 0x8824;
pub const MAX_DUAL_SOURCE_DRAW_BUFFERS: GLenum = 0x88FC;
pub const MAX_ELEMENTS_INDICES: GLenum = 0x80E9;
pub const MAX_ELEMENTS_VERTICES: GLenum = 0x80E8;
pub const MAX_ELEMENT_INDEX: GLenum = 0x8D6B;
pub const MAX_FRAGMENT_ATOMIC_COUNTERS: GLenum = 0x92D6;
pub const MAX_FRAGMENT_ATOMIC_COUNTER_BUFFERS: GLenum = 0x92D0;
pub const MAX_FRAGMENT_IMAGE_UNIFORMS: GLenum = 0x90CE;
pub const MAX_FRAGMENT_INPUT_COMPONENTS: GLenum = 0x9125;
pub const MAX_FRAGMENT_INTERPOLATION_OFFSET: GLenum = 0x8E5C;
pub const MAX_FRAGMENT_SHADER_STORAGE_BLOCKS: GLenum = 0x90DA;
pub const MAX_FRAGMENT_UNIFORM_BLOCKS: GLenum = 0x8A2D;
pub const MAX_FRAGMENT_UNIFORM_COMPONENTS: GLenum = 0x8B49;
pub const MAX_FRAGMENT_UNIFORM_VECTORS: GLenum = 0x8DFD;
pub const MAX_FRAMEBUFFER_HEIGHT: GLenum = 0x9316;
pub const MAX_FRAMEBUFFER_LAYERS: GLenum = 0x9317;
pub const MAX_FRAMEBUFFER_SAMPLES: GLenum = 0x9318;
pub const MAX_FRAMEBUFFER_WIDTH: GLenum = 0x9315;
pub const MAX_GEOMETRY_ATOMIC_COUNTERS: GLenum = 0x92D5;
pub const MAX_GEOMETRY_ATOMIC_COUNTER_BUFFERS: GLenum = 0x92CF;
pub const MAX_GEOMETRY_IMAGE_UNIFORMS: GLenum = 0x90CD;
pub const MAX_GEOMETRY_INPUT_COMPONENTS: GLenum = 0x9123;
pub const MAX_GEOMETRY_OUTPUT_COMPONENTS: GLenum = 0x9124;
pub const MAX_GEOMETRY_OUTPUT_VERTICES: GLenum = 0x8DE0;
pub const MAX_GEOMETRY_SHADER_INVOCATIONS: GLenum = 0x8E5A;
pub const MAX_GEOMETRY_SHADER_STORAGE_BLOCKS: GLenum = 0x90D7;
pub const MAX_GEOMETRY_TEXTURE_IMAGE_UNITS: GLenum = 0x8C29;
pub const MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS: GLenum = 0x8DE1;
pub const MAX_GEOMETRY_UNIFORM_BLOCKS: GLenum = 0x8A2C;
pub const MAX_GEOMETRY_UNIFORM_COMPONENTS: GLenum = 0x8DDF;
pub const MAX_HEIGHT: GLenum = 0x827F;
pub const MAX_IMAGE_SAMPLES: GLenum = 0x906D;
pub const MAX_IMAGE_UNITS: GLenum = 0x8F38;
pub const MAX_INTEGER_SAMPLES: GLenum = 0x9110;
pub const MAX_LABEL_LENGTH: GLenum = 0x82E8;
pub const MAX_LAYERS: GLenum = 0x8281;
pub const MAX_NAME_LENGTH: GLenum = 0x92F6;
pub const MAX_NUM_ACTIVE_VARIABLES: GLenum = 0x92F7;
pub const MAX_NUM_COMPATIBLE_SUBROUTINES: GLenum = 0x92F8;
pub const MAX_PATCH_VERTICES: GLenum = 0x8E7D;
pub const MAX_PROGRAM_TEXEL_OFFSET: GLenum = 0x8905;
pub const MAX_PROGRAM_TEXTURE_GATHER_OFFSET: GLenum = 0x8E5F;
pub const MAX_RECTANGLE_TEXTURE_SIZE: GLenum = 0x84F8;
pub const MAX_RENDERBUFFER_SIZE: GLenum = 0x84E8;
pub const MAX_SAMPLES: GLenum = 0x8D57;
pub const MAX_SAMPLE_MASK_WORDS: GLenum = 0x8E59;
pub const MAX_SERVER_WAIT_TIMEOUT: GLenum = 0x9111;
pub const MAX_SHADER_STORAGE_BLOCK_SIZE: GLenum = 0x90DE;
pub const MAX_SHADER_STORAGE_BUFFER_BINDINGS: GLenum = 0x90DD;
pub const MAX_SUBROUTINES: GLenum = 0x8DE7;
pub const MAX_SUBROUTINE_UNIFORM_LOCATIONS: GLenum = 0x8DE8;
pub const MAX_TESS_CONTROL_ATOMIC_COUNTERS: GLenum = 0x92D3;
pub const MAX_TESS_CONTROL_ATOMIC_COUNTER_BUFFERS: GLenum = 0x92CD;
pub const MAX_TESS_CONTROL_IMAGE_UNIFORMS: GLenum = 0x90CB;
pub const MAX_TESS_CONTROL_INPUT_COMPONENTS: GLenum = 0x886C;
pub const MAX_TESS_CONTROL_OUTPUT_COMPONENTS: GLenum = 0x8E83;
pub const MAX_TESS_CONTROL_SHADER_STORAGE_BLOCKS: GLenum = 0x90D8;
pub const MAX_TESS_CONTROL_TEXTURE_IMAGE_UNITS: GLenum = 0x8E81;
pub const MAX_TESS_CONTROL_TOTAL_OUTPUT_COMPONENTS: GLenum = 0x8E85;
pub const MAX_TESS_CONTROL_UNIFORM_BLOCKS: GLenum = 0x8E89;
pub const MAX_TESS_CONTROL_UNIFORM_COMPONENTS: GLenum = 0x8E7F;
pub const MAX_TESS_EVALUATION_ATOMIC_COUNTERS: GLenum = 0x92D4;
pub const MAX_TESS_EVALUATION_ATOMIC_COUNTER_BUFFERS: GLenum = 0x92CE;
pub const MAX_TESS_EVALUATION_IMAGE_UNIFORMS: GLenum = 0x90CC;
pub const MAX_TESS_EVALUATION_INPUT_COMPONENTS: GLenum = 0x886D;
pub const MAX_TESS_EVALUATION_OUTPUT_COMPONENTS: GLenum = 0x8E86;
pub const MAX_TESS_EVALUATION_SHADER_STORAGE_BLOCKS: GLenum = 0x90D9;
pub const MAX_TESS_EVALUATION_TEXTURE_IMAGE_UNITS: GLenum = 0x8E82;
pub const MAX_TESS_EVALUATION_UNIFORM_BLOCKS: GLenum = 0x8E8A;
pub const MAX_TESS_EVALUATION_UNIFORM_COMPONENTS: GLenum = 0x8E80;
pub const MAX_TESS_GEN_LEVEL: GLenum = 0x8E7E;
pub const MAX_TESS_PATCH_COMPONENTS: GLenum = 0x8E84;
pub const MAX_TEXTURE_BUFFER_SIZE: GLenum = 0x8C2B;
pub const MAX_TEXTURE_IMAGE_UNITS: GLenum = 0x8872;
pub const MAX_TEXTURE_LOD_BIAS: GLenum = 0x84FD;
pub const MAX_TEXTURE_SIZE: GLenum = 0x0D33;
pub const MAX_TRANSFORM_FEEDBACK_BUFFERS: GLenum = 0x8E70;
pub const MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS: GLenum = 0x8C8A;
pub const MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS: GLenum = 0x8C8B;
pub const MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS: GLenum = 0x8C80;
pub const MAX_UNIFORM_BLOCK_SIZE: GLenum = 0x8A30;
pub const MAX_UNIFORM_BUFFER_BINDINGS: GLenum = 0x8A2F;
pub const MAX_UNIFORM_LOCATIONS: GLenum = 0x826E;
pub const MAX_VARYING_COMPONENTS: GLenum = 0x8B4B;
pub const MAX_VARYING_FLOATS: GLenum = 0x8B4B;
pub const MAX_VARYING_VECTORS: GLenum = 0x8DFC;
pub const MAX_VERTEX_ATOMIC_COUNTERS: GLenum = 0x92D2;
pub const MAX_VERTEX_ATOMIC_COUNTER_BUFFERS: GLenum = 0x92CC;
pub const MAX_VERTEX_ATTRIBS: GLenum = 0x8869;
pub const MAX_VERTEX_ATTRIB_BINDINGS: GLenum = 0x82DA;
pub const MAX_VERTEX_ATTRIB_RELATIVE_OFFSET: GLenum = 0x82D9;
pub const MAX_VERTEX_ATTRIB_STRIDE: GLenum = 0x82E5;
pub const MAX_VERTEX_IMAGE_UNIFORMS: GLenum = 0x90CA;
pub const MAX_VERTEX_OUTPUT_COMPONENTS: GLenum = 0x9122;
pub const MAX_VERTEX_SHADER_STORAGE_BLOCKS: GLenum = 0x90D6;
pub const MAX_VERTEX_STREAMS: GLenum = 0x8E71;
pub const MAX_VERTEX_TEXTURE_IMAGE_UNITS: GLenum = 0x8B4C;
pub const MAX_VERTEX_UNIFORM_BLOCKS: GLenum = 0x8A2B;
pub const MAX_VERTEX_UNIFORM_COMPONENTS: GLenum = 0x8B4A;
pub const MAX_VERTEX_UNIFORM_VECTORS: GLenum = 0x8DFB;
pub const MAX_VIEWPORTS: GLenum = 0x825B;
pub const MAX_VIEWPORT_DIMS: GLenum = 0x0D3A;
pub const MAX_WIDTH: GLenum = 0x827E;
pub const MEDIUM_FLOAT: GLenum = 0x8DF1;
pub const MEDIUM_INT: GLenum = 0x8DF4;
pub const MIN: GLenum = 0x8007;
pub const MINOR_VERSION: GLenum = 0x821C;
pub const MIN_FRAGMENT_INTERPOLATION_OFFSET: GLenum = 0x8E5B;
pub const MIN_MAP_BUFFER_ALIGNMENT: GLenum = 0x90BC;
pub const MIN_PROGRAM_TEXEL_OFFSET: GLenum = 0x8904;
pub const MIN_PROGRAM_TEXTURE_GATHER_OFFSET: GLenum = 0x8E5E;
pub const MIN_SAMPLE_SHADING_VALUE: GLenum = 0x8C37;
pub const MIPMAP: GLenum = 0x8293;
pub const MIRRORED_REPEAT: GLenum = 0x8370;
pub const MIRROR_CLAMP_TO_EDGE: GLenum = 0x8743;
pub const MULTISAMPLE: GLenum = 0x809D;
pub const NAME_LENGTH: GLenum = 0x92F9;
pub const NAND: GLenum = 0x150E;
pub const NEAREST: GLenum = 0x2600;
pub const NEAREST_MIPMAP_LINEAR: GLenum = 0x2702;
pub const NEAREST_MIPMAP_NEAREST: GLenum = 0x2700;
pub const NEGATIVE_ONE_TO_ONE: GLenum = 0x935E;
pub const NEVER: GLenum = 0x0200;
pub const NICEST: GLenum = 0x1102;
pub const NONE: GLenum = 0;
pub const NOOP: GLenum = 0x1505;
pub const NOR: GLenum = 0x1508;
pub const NOTEQUAL: GLenum = 0x0205;
pub const NO_ERROR: GLenum = 0;
pub const NO_RESET_NOTIFICATION: GLenum = 0x8261;
pub const NUM_ACTIVE_VARIABLES: GLenum = 0x9304;
pub const NUM_COMPATIBLE_SUBROUTINES: GLenum = 0x8E4A;
pub const NUM_COMPRESSED_TEXTURE_FORMATS: GLenum = 0x86A2;
pub const NUM_EXTENSIONS: GLenum = 0x821D;
pub const NUM_PROGRAM_BINARY_FORMATS: GLenum = 0x87FE;
pub const NUM_SAMPLE_COUNTS: GLenum = 0x9380;
pub const NUM_SHADER_BINARY_FORMATS: GLenum = 0x8DF9;
pub const NUM_SHADING_LANGUAGE_VERSIONS: GLenum = 0x82E9;
pub const OBJECT_TYPE: GLenum = 0x9112;
pub const OFFSET: GLenum = 0x92FC;
pub const ONE: GLenum = 1;
pub const ONE_MINUS_CONSTANT_ALPHA: GLenum = 0x8004;
pub const ONE_MINUS_CONSTANT_COLOR: GLenum = 0x8002;
pub const ONE_MINUS_DST_ALPHA: GLenum = 0x0305;
pub const ONE_MINUS_DST_COLOR: GLenum = 0x0307;
pub const ONE_MINUS_SRC1_ALPHA: GLenum = 0x88FB;
pub const ONE_MINUS_SRC1_COLOR: GLenum = 0x88FA;
pub const ONE_MINUS_SRC_ALPHA: GLenum = 0x0303;
pub const ONE_MINUS_SRC_COLOR: GLenum = 0x0301;
pub const OR: GLenum = 0x1507;
pub const OR_INVERTED: GLenum = 0x150D;
pub const OR_REVERSE: GLenum = 0x150B;
pub const OUT_OF_MEMORY: GLenum = 0x0505;
pub const PACK_ALIGNMENT: GLenum = 0x0D05;
pub const PACK_COMPRESSED_BLOCK_DEPTH: GLenum = 0x912D;
pub const PACK_COMPRESSED_BLOCK_HEIGHT: GLenum = 0x912C;
pub const PACK_COMPRESSED_BLOCK_SIZE: GLenum = 0x912E;
pub const PACK_COMPRESSED_BLOCK_WIDTH: GLenum = 0x912B;
pub const PACK_IMAGE_HEIGHT: GLenum = 0x806C;
pub const PACK_LSB_FIRST: GLenum = 0x0D01;
pub const PACK_ROW_LENGTH: GLenum = 0x0D02;
pub const PACK_SKIP_IMAGES: GLenum = 0x806B;
pub const PACK_SKIP_PIXELS: GLenum = 0x0D04;
pub const PACK_SKIP_ROWS: GLenum = 0x0D03;
pub const PACK_SWAP_BYTES: GLenum = 0x0D00;
pub const PATCHES: GLenum = 0x000E;
pub const PATCH_DEFAULT_INNER_LEVEL: GLenum = 0x8E73;
pub const PATCH_DEFAULT_OUTER_LEVEL: GLenum = 0x8E74;
pub const PATCH_VERTICES: GLenum = 0x8E72;
pub const PIXEL_BUFFER_BARRIER_BIT: GLenum = 0x00000080;
pub const PIXEL_PACK_BUFFER: GLenum = 0x88EB;
pub const PIXEL_PACK_BUFFER_BINDING: GLenum = 0x88ED;
pub const PIXEL_UNPACK_BUFFER: GLenum = 0x88EC;
pub const PIXEL_UNPACK_BUFFER_BINDING: GLenum = 0x88EF;
pub const POINT: GLenum = 0x1B00;
pub const POINTS: GLenum = 0x0000;
pub const POINT_FADE_THRESHOLD_SIZE: GLenum = 0x8128;
pub const POINT_SIZE: GLenum = 0x0B11;
pub const POINT_SIZE_GRANULARITY: GLenum = 0x0B13;
pub const POINT_SIZE_RANGE: GLenum = 0x0B12;
pub const POINT_SPRITE_COORD_ORIGIN: GLenum = 0x8CA0;
pub const POLYGON_MODE: GLenum = 0x0B40;
pub const POLYGON_OFFSET_FACTOR: GLenum = 0x8038;
pub const POLYGON_OFFSET_FILL: GLenum = 0x8037;
pub const POLYGON_OFFSET_LINE: GLenum = 0x2A02;
pub const POLYGON_OFFSET_POINT: GLenum = 0x2A01;
pub const POLYGON_OFFSET_UNITS: GLenum = 0x2A00;
pub const POLYGON_SMOOTH: GLenum = 0x0B41;
pub const POLYGON_SMOOTH_HINT: GLenum = 0x0C53;
pub const PRIMITIVES_GENERATED: GLenum = 0x8C87;
pub const PRIMITIVE_RESTART: GLenum = 0x8F9D;
pub const PRIMITIVE_RESTART_FIXED_INDEX: GLenum = 0x8D69;
pub const PRIMITIVE_RESTART_FOR_PATCHES_SUPPORTED: GLenum = 0x8221;
pub const PRIMITIVE_RESTART_INDEX: GLenum = 0x8F9E;
pub const PROGRAM: GLenum = 0x82E2;
pub const PROGRAM_BINARY_FORMATS: GLenum = 0x87FF;
pub const PROGRAM_BINARY_LENGTH: GLenum = 0x8741;
pub const PROGRAM_BINARY_RETRIEVABLE_HINT: GLenum = 0x8257;
pub const PROGRAM_INPUT: GLenum = 0x92E3;
pub const PROGRAM_OUTPUT: GLenum = 0x92E4;
pub const PROGRAM_PIPELINE: GLenum = 0x82E4;
pub const PROGRAM_PIPELINE_BINDING: GLenum = 0x825A;
pub const PROGRAM_POINT_SIZE: GLenum = 0x8642;
pub const PROGRAM_SEPARABLE: GLenum = 0x8258;
pub const PROVOKING_VERTEX: GLenum = 0x8E4F;
pub const PROXY_TEXTURE_1D: GLenum = 0x8063;
pub const PROXY_TEXTURE_1D_ARRAY: GLenum = 0x8C19;
pub const PROXY_TEXTURE_2D: GLenum = 0x8064;
pub const PROXY_TEXTURE_2D_ARRAY: GLenum = 0x8C1B;
pub const PROXY_TEXTURE_2D_MULTISAMPLE: GLenum = 0x9101;
pub const PROXY_TEXTURE_2D_MULTISAMPLE_ARRAY: GLenum = 0x9103;
pub const PROXY_TEXTURE_3D: GLenum = 0x8070;
pub const PROXY_TEXTURE_CUBE_MAP: GLenum = 0x851B;
pub const PROXY_TEXTURE_CUBE_MAP_ARRAY: GLenum = 0x900B;
pub const PROXY_TEXTURE_RECTANGLE: GLenum = 0x84F7;
pub const QUADS: GLenum = 0x0007;
pub const QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION: GLenum = 0x8E4C;
pub const QUERY: GLenum = 0x82E3;
pub const QUERY_BUFFER: GLenum = 0x9192;
pub const QUERY_BUFFER_BARRIER_BIT: GLenum = 0x00008000;
pub const QUERY_BUFFER_BINDING: GLenum = 0x9193;
pub const QUERY_BY_REGION_NO_WAIT: GLenum = 0x8E16;
pub const QUERY_BY_REGION_NO_WAIT_INVERTED: GLenum = 0x8E1A;
pub const QUERY_BY_REGION_WAIT: GLenum = 0x8E15;
pub const QUERY_BY_REGION_WAIT_INVERTED: GLenum = 0x8E19;
pub const QUERY_COUNTER_BITS: GLenum = 0x8864;
pub const QUERY_NO_WAIT: GLenum = 0x8E14;
pub const QUERY_NO_WAIT_INVERTED: GLenum = 0x8E18;
pub const QUERY_RESULT: GLenum = 0x8866;
pub const QUERY_RESULT_AVAILABLE: GLenum = 0x8867;
pub const QUERY_RESULT_NO_WAIT: GLenum = 0x9194;
pub const QUERY_TARGET: GLenum = 0x82EA;
pub const QUERY_WAIT: GLenum = 0x8E13;
pub const QUERY_WAIT_INVERTED: GLenum = 0x8E17;
pub const R11F_G11F_B10F: GLenum = 0x8C3A;
pub const R16: GLenum = 0x822A;
pub const R16F: GLenum = 0x822D;
pub const R16I: GLenum = 0x8233;
pub const R16UI: GLenum = 0x8234;
pub const R16_SNORM: GLenum = 0x8F98;
pub const R32F: GLenum = 0x822E;
pub const R32I: GLenum = 0x8235;
pub const R32UI: GLenum = 0x8236;
pub const R3_G3_B2: GLenum = 0x2A10;
pub const R8: GLenum = 0x8229;
pub const R8I: GLenum = 0x8231;
pub const R8UI: GLenum = 0x8232;
pub const R8_SNORM: GLenum = 0x8F94;
pub const RASTERIZER_DISCARD: GLenum = 0x8C89;
pub const READ_BUFFER: GLenum = 0x0C02;
pub const READ_FRAMEBUFFER: GLenum = 0x8CA8;
pub const READ_FRAMEBUFFER_BINDING: GLenum = 0x8CAA;
pub const READ_ONLY: GLenum = 0x88B8;
pub const READ_PIXELS: GLenum = 0x828C;
pub const READ_PIXELS_FORMAT: GLenum = 0x828D;
pub const READ_PIXELS_TYPE: GLenum = 0x828E;
pub const READ_WRITE: GLenum = 0x88BA;
pub const RED: GLenum = 0x1903;
pub const RED_INTEGER: GLenum = 0x8D94;
pub const REFERENCED_BY_COMPUTE_SHADER: GLenum = 0x930B;
pub const REFERENCED_BY_FRAGMENT_SHADER: GLenum = 0x930A;
pub const REFERENCED_BY_GEOMETRY_SHADER: GLenum = 0x9309;
pub const REFERENCED_BY_TESS_CONTROL_SHADER: GLenum = 0x9307;
pub const REFERENCED_BY_TESS_EVALUATION_SHADER: GLenum = 0x9308;
pub const REFERENCED_BY_VERTEX_SHADER: GLenum = 0x9306;
pub const RENDERBUFFER: GLenum = 0x8D41;
pub const RENDERBUFFER_ALPHA_SIZE: GLenum = 0x8D53;
pub const RENDERBUFFER_BINDING: GLenum = 0x8CA7;
pub const RENDERBUFFER_BLUE_SIZE: GLenum = 0x8D52;
pub const RENDERBUFFER_DEPTH_SIZE: GLenum = 0x8D54;
pub const RENDERBUFFER_GREEN_SIZE: GLenum = 0x8D51;
pub const RENDERBUFFER_HEIGHT: GLenum = 0x8D43;
pub const RENDERBUFFER_INTERNAL_FORMAT: GLenum = 0x8D44;
pub const RENDERBUFFER_RED_SIZE: GLenum = 0x8D50;
pub const RENDERBUFFER_SAMPLES: GLenum = 0x8CAB;
pub const RENDERBUFFER_STENCIL_SIZE: GLenum = 0x8D55;
pub const RENDERBUFFER_WIDTH: GLenum = 0x8D42;
pub const RENDERER: GLenum = 0x1F01;
pub const REPEAT: GLenum = 0x2901;
pub const REPLACE: GLenum = 0x1E01;
pub const RESET_NOTIFICATION_STRATEGY: GLenum = 0x8256;
pub const RG: GLenum = 0x8227;
pub const RG16: GLenum = 0x822C;
pub const RG16F: GLenum = 0x822F;
pub const RG16I: GLenum = 0x8239;
pub const RG16UI: GLenum = 0x823A;
pub const RG16_SNORM: GLenum = 0x8F99;
pub const RG32F: GLenum = 0x8230;
pub const RG32I: GLenum = 0x823B;
pub const RG32UI: GLenum = 0x823C;
pub const RG8: GLenum = 0x822B;
pub const RG8I: GLenum = 0x8237;
pub const RG8UI: GLenum = 0x8238;
pub const RG8_SNORM: GLenum = 0x8F95;
pub const RGB: GLenum = 0x1907;
pub const RGB10: GLenum = 0x8052;
pub const RGB10_A2: GLenum = 0x8059;
pub const RGB10_A2UI: GLenum = 0x906F;
pub const RGB12: GLenum = 0x8053;
pub const RGB16: GLenum = 0x8054;
pub const RGB16F: GLenum = 0x881B;
pub const RGB16I: GLenum = 0x8D89;
pub const RGB16UI: GLenum = 0x8D77;
pub const RGB16_SNORM: GLenum = 0x8F9A;
pub const RGB32F: GLenum = 0x8815;
pub const RGB32I: GLenum = 0x8D83;
pub const RGB32UI: GLenum = 0x8D71;
pub const RGB4: GLenum = 0x804F;
pub const RGB5: GLenum = 0x8050;
pub const RGB565: GLenum = 0x8D62;
pub const RGB5_A1: GLenum = 0x8057;
pub const RGB8: GLenum = 0x8051;
pub const RGB8I: GLenum = 0x8D8F;
pub const RGB8UI: GLenum = 0x8D7D;
pub const RGB8_SNORM: GLenum = 0x8F96;
pub const RGB9_E5: GLenum = 0x8C3D;
pub const RGBA: GLenum = 0x1908;
pub const RGBA12: GLenum = 0x805A;
pub const RGBA16: GLenum = 0x805B;
pub const RGBA16F: GLenum = 0x881A;
pub const RGBA16I: GLenum = 0x8D88;
pub const RGBA16UI: GLenum = 0x8D76;
pub const RGBA16_SNORM: GLenum = 0x8F9B;
pub const RGBA2: GLenum = 0x8055;
pub const RGBA32F: GLenum = 0x8814;
pub const RGBA32I: GLenum = 0x8D82;
pub const RGBA32UI: GLenum = 0x8D70;
pub const RGBA4: GLenum = 0x8056;
pub const RGBA8: GLenum = 0x8058;
pub const RGBA8I: GLenum = 0x8D8E;
pub const RGBA8UI: GLenum = 0x8D7C;
pub const RGBA8_SNORM: GLenum = 0x8F97;
pub const RGBA_INTEGER: GLenum = 0x8D99;
pub const RGB_INTEGER: GLenum = 0x8D98;
pub const RG_INTEGER: GLenum = 0x8228;
pub const RIGHT: GLenum = 0x0407;
pub const SAMPLER: GLenum = 0x82E6;
pub const SAMPLER_1D: GLenum = 0x8B5D;
pub const SAMPLER_1D_ARRAY: GLenum = 0x8DC0;
pub const SAMPLER_1D_ARRAY_SHADOW: GLenum = 0x8DC3;
pub const SAMPLER_1D_SHADOW: GLenum = 0x8B61;
pub const SAMPLER_2D: GLenum = 0x8B5E;
pub const SAMPLER_2D_ARRAY: GLenum = 0x8DC1;
pub const SAMPLER_2D_ARRAY_SHADOW: GLenum = 0x8DC4;
pub const SAMPLER_2D_MULTISAMPLE: GLenum = 0x9108;
pub const SAMPLER_2D_MULTISAMPLE_ARRAY: GLenum = 0x910B;
pub const SAMPLER_2D_RECT: GLenum = 0x8B63;
pub const SAMPLER_2D_RECT_SHADOW: GLenum = 0x8B64;
pub const SAMPLER_2D_SHADOW: GLenum = 0x8B62;
pub const SAMPLER_3D: GLenum = 0x8B5F;
pub const SAMPLER_BINDING: GLenum = 0x8919;
pub const SAMPLER_BUFFER: GLenum = 0x8DC2;
pub const SAMPLER_CUBE: GLenum = 0x8B60;
pub const SAMPLER_CUBE_MAP_ARRAY: GLenum = 0x900C;
pub const SAMPLER_CUBE_MAP_ARRAY_SHADOW: GLenum = 0x900D;
pub const SAMPLER_CUBE_SHADOW: GLenum = 0x8DC5;
pub const SAMPLES: GLenum = 0x80A9;
pub const SAMPLES_PASSED: GLenum = 0x8914;
pub const SAMPLE_ALPHA_TO_COVERAGE: GLenum = 0x809E;
pub const SAMPLE_ALPHA_TO_ONE: GLenum = 0x809F;
pub const SAMPLE_BUFFERS: GLenum = 0x80A8;
pub const SAMPLE_COVERAGE: GLenum = 0x80A0;
pub const SAMPLE_COVERAGE_INVERT: GLenum = 0x80AB;
pub const SAMPLE_COVERAGE_VALUE: GLenum = 0x80AA;
pub const SAMPLE_MASK: GLenum = 0x8E51;
pub const SAMPLE_MASK_VALUE: GLenum = 0x8E52;
pub const SAMPLE_POSITION: GLenum = 0x8E50;
pub const SAMPLE_SHADING: GLenum = 0x8C36;
pub const SCISSOR_BOX: GLenum = 0x0C10;
pub const SCISSOR_TEST: GLenum = 0x0C11;
pub const SEPARATE_ATTRIBS: GLenum = 0x8C8D;
pub const SET: GLenum = 0x150F;
pub const SHADER: GLenum = 0x82E1;
pub const SHADER_BINARY_FORMATS: GLenum = 0x8DF8;
pub const SHADER_COMPILER: GLenum = 0x8DFA;
pub const SHADER_IMAGE_ACCESS_BARRIER_BIT: GLenum = 0x00000020;
pub const SHADER_IMAGE_ATOMIC: GLenum = 0x82A6;
pub const SHADER_IMAGE_LOAD: GLenum = 0x82A4;
pub const SHADER_IMAGE_STORE: GLenum = 0x82A5;
pub const SHADER_SOURCE_LENGTH: GLenum = 0x8B88;
pub const SHADER_STORAGE_BARRIER_BIT: GLenum = 0x00002000;
pub const SHADER_STORAGE_BLOCK: GLenum = 0x92E6;
pub const SHADER_STORAGE_BUFFER: GLenum = 0x90D2;
pub const SHADER_STORAGE_BUFFER_BINDING: GLenum = 0x90D3;
pub const SHADER_STORAGE_BUFFER_OFFSET_ALIGNMENT: GLenum = 0x90DF;
pub const SHADER_STORAGE_BUFFER_SIZE: GLenum = 0x90D5;
pub const SHADER_STORAGE_BUFFER_START: GLenum = 0x90D4;
pub const SHADER_TYPE: GLenum = 0x8B4F;
pub const SHADING_LANGUAGE_VERSION: GLenum = 0x8B8C;
pub const SHORT: GLenum = 0x1402;
pub const SIGNALED: GLenum = 0x9119;
pub const SIGNED_NORMALIZED: GLenum = 0x8F9C;
pub const SIMULTANEOUS_TEXTURE_AND_DEPTH_TEST: GLenum = 0x82AC;
pub const SIMULTANEOUS_TEXTURE_AND_DEPTH_WRITE: GLenum = 0x82AE;
pub const SIMULTANEOUS_TEXTURE_AND_STENCIL_TEST: GLenum = 0x82AD;
pub const SIMULTANEOUS_TEXTURE_AND_STENCIL_WRITE: GLenum = 0x82AF;
pub const SMOOTH_LINE_WIDTH_GRANULARITY: GLenum = 0x0B23;
pub const SMOOTH_LINE_WIDTH_RANGE: GLenum = 0x0B22;
pub const SMOOTH_POINT_SIZE_GRANULARITY: GLenum = 0x0B13;
pub const SMOOTH_POINT_SIZE_RANGE: GLenum = 0x0B12;
pub const SRC1_ALPHA: GLenum = 0x8589;
pub const SRC1_COLOR: GLenum = 0x88F9;
pub const SRC_ALPHA: GLenum = 0x0302;
pub const SRC_ALPHA_SATURATE: GLenum = 0x0308;
pub const SRC_COLOR: GLenum = 0x0300;
pub const SRGB: GLenum = 0x8C40;
pub const SRGB8: GLenum = 0x8C41;
pub const SRGB8_ALPHA8: GLenum = 0x8C43;
pub const SRGB_ALPHA: GLenum = 0x8C42;
pub const SRGB_READ: GLenum = 0x8297;
pub const SRGB_WRITE: GLenum = 0x8298;
pub const STACK_OVERFLOW: GLenum = 0x0503;
pub const STACK_UNDERFLOW: GLenum = 0x0504;
pub const STATIC_COPY: GLenum = 0x88E6;
pub const STATIC_DRAW: GLenum = 0x88E4;
pub const STATIC_READ: GLenum = 0x88E5;
pub const STENCIL: GLenum = 0x1802;
pub const STENCIL_ATTACHMENT: GLenum = 0x8D20;
pub const STENCIL_BACK_FAIL: GLenum = 0x8801;
pub const STENCIL_BACK_FUNC: GLenum = 0x8800;
pub const STENCIL_BACK_PASS_DEPTH_FAIL: GLenum = 0x8802;
pub const STENCIL_BACK_PASS_DEPTH_PASS: GLenum = 0x8803;
pub const STENCIL_BACK_REF: GLenum = 0x8CA3;
pub const STENCIL_BACK_VALUE_MASK: GLenum = 0x8CA4;
pub const STENCIL_BACK_WRITEMASK: GLenum = 0x8CA5;
pub const STENCIL_BUFFER_BIT: GLenum = 0x00000400;
pub const STENCIL_CLEAR_VALUE: GLenum = 0x0B91;
pub const STENCIL_COMPONENTS: GLenum = 0x8285;
pub const STENCIL_FAIL: GLenum = 0x0B94;
pub const STENCIL_FUNC: GLenum = 0x0B92;
pub const STENCIL_INDEX: GLenum = 0x1901;
pub const STENCIL_INDEX1: GLenum = 0x8D46;
pub const STENCIL_INDEX16: GLenum = 0x8D49;
pub const STENCIL_INDEX4: GLenum = 0x8D47;
pub const STENCIL_INDEX8: GLenum = 0x8D48;
pub const STENCIL_PASS_DEPTH_FAIL: GLenum = 0x0B95;
pub const STENCIL_PASS_DEPTH_PASS: GLenum = 0x0B96;
pub const STENCIL_REF: GLenum = 0x0B97;
pub const STENCIL_RENDERABLE: GLenum = 0x8288;
pub const STENCIL_TEST: GLenum = 0x0B90;
pub const STENCIL_VALUE_MASK: GLenum = 0x0B93;
pub const STENCIL_WRITEMASK: GLenum = 0x0B98;
pub const STEREO: GLenum = 0x0C33;
pub const STREAM_COPY: GLenum = 0x88E2;
pub const STREAM_DRAW: GLenum = 0x88E0;
pub const STREAM_READ: GLenum = 0x88E1;
pub const SUBPIXEL_BITS: GLenum = 0x0D50;
pub const SYNC_CONDITION: GLenum = 0x9113;
pub const SYNC_FENCE: GLenum = 0x9116;
pub const SYNC_FLAGS: GLenum = 0x9115;
pub const SYNC_FLUSH_COMMANDS_BIT: GLenum = 0x00000001;
pub const SYNC_GPU_COMMANDS_COMPLETE: GLenum = 0x9117;
pub const SYNC_STATUS: GLenum = 0x9114;
pub const TESS_CONTROL_OUTPUT_VERTICES: GLenum = 0x8E75;
pub const TESS_CONTROL_SHADER: GLenum = 0x8E88;
pub const TESS_CONTROL_SHADER_BIT: GLenum = 0x00000008;
pub const TESS_CONTROL_SUBROUTINE: GLenum = 0x92E9;
pub const TESS_CONTROL_SUBROUTINE_UNIFORM: GLenum = 0x92EF;
pub const TESS_CONTROL_TEXTURE: GLenum = 0x829C;
pub const TESS_EVALUATION_SHADER: GLenum = 0x8E87;
pub const TESS_EVALUATION_SHADER_BIT: GLenum = 0x00000010;
pub const TESS_EVALUATION_SUBROUTINE: GLenum = 0x92EA;
pub const TESS_EVALUATION_SUBROUTINE_UNIFORM: GLenum = 0x92F0;
pub const TESS_EVALUATION_TEXTURE: GLenum = 0x829D;
pub const TESS_GEN_MODE: GLenum = 0x8E76;
pub const TESS_GEN_POINT_MODE: GLenum = 0x8E79;
pub const TESS_GEN_SPACING: GLenum = 0x8E77;
pub const TESS_GEN_VERTEX_ORDER: GLenum = 0x8E78;
pub const TEXTURE: GLenum = 0x1702;
pub const TEXTURE0: GLenum = 0x84C0;
pub const TEXTURE1: GLenum = 0x84C1;
pub const TEXTURE10: GLenum = 0x84CA;
pub const TEXTURE11: GLenum = 0x84CB;
pub const TEXTURE12: GLenum = 0x84CC;
pub const TEXTURE13: GLenum = 0x84CD;
pub const TEXTURE14: GLenum = 0x84CE;
pub const TEXTURE15: GLenum = 0x84CF;
pub const TEXTURE16: GLenum = 0x84D0;
pub const TEXTURE17: GLenum = 0x84D1;
pub const TEXTURE18: GLenum = 0x84D2;
pub const TEXTURE19: GLenum = 0x84D3;
pub const TEXTURE2: GLenum = 0x84C2;
pub const TEXTURE20: GLenum = 0x84D4;
pub const TEXTURE21: GLenum = 0x84D5;
pub const TEXTURE22: GLenum = 0x84D6;
pub const TEXTURE23: GLenum = 0x84D7;
pub const TEXTURE24: GLenum = 0x84D8;
pub const TEXTURE25: GLenum = 0x84D9;
pub const TEXTURE26: GLenum = 0x84DA;
pub const TEXTURE27: GLenum = 0x84DB;
pub const TEXTURE28: GLenum = 0x84DC;
pub const TEXTURE29: GLenum = 0x84DD;
pub const TEXTURE3: GLenum = 0x84C3;
pub const TEXTURE30: GLenum = 0x84DE;
pub const TEXTURE31: GLenum = 0x84DF;
pub const TEXTURE4: GLenum = 0x84C4;
pub const TEXTURE5: GLenum = 0x84C5;
pub const TEXTURE6: GLenum = 0x84C6;
pub const TEXTURE7: GLenum = 0x84C7;
pub const TEXTURE8: GLenum = 0x84C8;
pub const TEXTURE9: GLenum = 0x84C9;
pub const TEXTURE_1D: GLenum = 0x0DE0;
pub const TEXTURE_1D_ARRAY: GLenum = 0x8C18;
pub const TEXTURE_2D: GLenum = 0x0DE1;
pub const TEXTURE_2D_ARRAY: GLenum = 0x8C1A;
pub const TEXTURE_2D_MULTISAMPLE: GLenum = 0x9100;
pub const TEXTURE_2D_MULTISAMPLE_ARRAY: GLenum = 0x9102;
pub const TEXTURE_3D: GLenum = 0x806F;
pub const TEXTURE_ALPHA_SIZE: GLenum = 0x805F;
pub const TEXTURE_ALPHA_TYPE: GLenum = 0x8C13;
pub const TEXTURE_BASE_LEVEL: GLenum = 0x813C;
pub const TEXTURE_BINDING_1D: GLenum = 0x8068;
pub const TEXTURE_BINDING_1D_ARRAY: GLenum = 0x8C1C;
pub const TEXTURE_BINDING_2D: GLenum = 0x8069;
pub const TEXTURE_BINDING_2D_ARRAY: GLenum = 0x8C1D;
pub const TEXTURE_BINDING_2D_MULTISAMPLE: GLenum = 0x9104;
pub const TEXTURE_BINDING_2D_MULTISAMPLE_ARRAY: GLenum = 0x9105;
pub const TEXTURE_BINDING_3D: GLenum = 0x806A;
pub const TEXTURE_BINDING_BUFFER: GLenum = 0x8C2C;
pub const TEXTURE_BINDING_CUBE_MAP: GLenum = 0x8514;
pub const TEXTURE_BINDING_CUBE_MAP_ARRAY: GLenum = 0x900A;
pub const TEXTURE_BINDING_RECTANGLE: GLenum = 0x84F6;
pub const TEXTURE_BLUE_SIZE: GLenum = 0x805E;
pub const TEXTURE_BLUE_TYPE: GLenum = 0x8C12;
pub const TEXTURE_BORDER_COLOR: GLenum = 0x1004;
pub const TEXTURE_BUFFER: GLenum = 0x8C2A;
pub const TEXTURE_BUFFER_BINDING: GLenum = 0x8C2A;
pub const TEXTURE_BUFFER_DATA_STORE_BINDING: GLenum = 0x8C2D;
pub const TEXTURE_BUFFER_OFFSET: GLenum = 0x919D;
pub const TEXTURE_BUFFER_OFFSET_ALIGNMENT: GLenum = 0x919F;
pub const TEXTURE_BUFFER_SIZE: GLenum = 0x919E;
pub const TEXTURE_COMPARE_FUNC: GLenum = 0x884D;
pub const TEXTURE_COMPARE_MODE: GLenum = 0x884C;
pub const TEXTURE_COMPRESSED: GLenum = 0x86A1;
pub const TEXTURE_COMPRESSED_BLOCK_HEIGHT: GLenum = 0x82B2;
pub const TEXTURE_COMPRESSED_BLOCK_SIZE: GLenum = 0x82B3;
pub const TEXTURE_COMPRESSED_BLOCK_WIDTH: GLenum = 0x82B1;
pub const TEXTURE_COMPRESSED_IMAGE_SIZE: GLenum = 0x86A0;
pub const TEXTURE_COMPRESSION_HINT: GLenum = 0x84EF;
pub const TEXTURE_CUBE_MAP: GLenum = 0x8513;
pub const TEXTURE_CUBE_MAP_ARRAY: GLenum = 0x9009;
pub const TEXTURE_CUBE_MAP_NEGATIVE_X: GLenum = 0x8516;
pub const TEXTURE_CUBE_MAP_NEGATIVE_Y: GLenum = 0x8518;
pub const TEXTURE_CUBE_MAP_NEGATIVE_Z: GLenum = 0x851A;
pub const TEXTURE_CUBE_MAP_POSITIVE_X: GLenum = 0x8515;
pub const TEXTURE_CUBE_MAP_POSITIVE_Y: GLenum = 0x8517;
pub const TEXTURE_CUBE_MAP_POSITIVE_Z: GLenum = 0x8519;
pub const TEXTURE_CUBE_MAP_SEAMLESS: GLenum = 0x884F;
pub const TEXTURE_DEPTH: GLenum = 0x8071;
pub const TEXTURE_DEPTH_SIZE: GLenum = 0x884A;
pub const TEXTURE_DEPTH_TYPE: GLenum = 0x8C16;
pub const TEXTURE_FETCH_BARRIER_BIT: GLenum = 0x00000008;
pub const TEXTURE_FIXED_SAMPLE_LOCATIONS: GLenum = 0x9107;
pub const TEXTURE_GATHER: GLenum = 0x82A2;
pub const TEXTURE_GATHER_SHADOW: GLenum = 0x82A3;
pub const TEXTURE_GREEN_SIZE: GLenum = 0x805D;
pub const TEXTURE_GREEN_TYPE: GLenum = 0x8C11;
pub const TEXTURE_HEIGHT: GLenum = 0x1001;
pub const TEXTURE_IMAGE_FORMAT: GLenum = 0x828F;
pub const TEXTURE_IMAGE_TYPE: GLenum = 0x8290;
pub const TEXTURE_IMMUTABLE_FORMAT: GLenum = 0x912F;
pub const TEXTURE_IMMUTABLE_LEVELS: GLenum = 0x82DF;
pub const TEXTURE_INTERNAL_FORMAT: GLenum = 0x1003;
pub const TEXTURE_LOD_BIAS: GLenum = 0x8501;
pub const TEXTURE_MAG_FILTER: GLenum = 0x2800;
pub const TEXTURE_MAX_LEVEL: GLenum = 0x813D;
pub const TEXTURE_MAX_LOD: GLenum = 0x813B;
pub const TEXTURE_MIN_FILTER: GLenum = 0x2801;
pub const TEXTURE_MIN_LOD: GLenum = 0x813A;
pub const TEXTURE_RECTANGLE: GLenum = 0x84F5;
pub const TEXTURE_RED_SIZE: GLenum = 0x805C;
pub const TEXTURE_RED_TYPE: GLenum = 0x8C10;
pub const TEXTURE_SAMPLES: GLenum = 0x9106;
pub const TEXTURE_SHADOW: GLenum = 0x82A1;
pub const TEXTURE_SHARED_SIZE: GLenum = 0x8C3F;
pub const TEXTURE_STENCIL_SIZE: GLenum = 0x88F1;
pub const TEXTURE_SWIZZLE_A: GLenum = 0x8E45;
pub const TEXTURE_SWIZZLE_B: GLenum = 0x8E44;
pub const TEXTURE_SWIZZLE_G: GLenum = 0x8E43;
pub const TEXTURE_SWIZZLE_R: GLenum = 0x8E42;
pub const TEXTURE_SWIZZLE_RGBA: GLenum = 0x8E46;
pub const TEXTURE_TARGET: GLenum = 0x1006;
pub const TEXTURE_UPDATE_BARRIER_BIT: GLenum = 0x00000100;
pub const TEXTURE_VIEW: GLenum = 0x82B5;
pub const TEXTURE_VIEW_MIN_LAYER: GLenum = 0x82DD;
pub const TEXTURE_VIEW_MIN_LEVEL: GLenum = 0x82DB;
pub const TEXTURE_VIEW_NUM_LAYERS: GLenum = 0x82DE;
pub const TEXTURE_VIEW_NUM_LEVELS: GLenum = 0x82DC;
pub const TEXTURE_WIDTH: GLenum = 0x1000;
pub const TEXTURE_WRAP_R: GLenum = 0x8072;
pub const TEXTURE_WRAP_S: GLenum = 0x2802;
pub const TEXTURE_WRAP_T: GLenum = 0x2803;
pub const TIMEOUT_EXPIRED: GLenum = 0x911B;
pub const TIMESTAMP: GLenum = 0x8E28;
pub const TIME_ELAPSED: GLenum = 0x88BF;
pub const TOP_LEVEL_ARRAY_SIZE: GLenum = 0x930C;
pub const TOP_LEVEL_ARRAY_STRIDE: GLenum = 0x930D;
pub const TRANSFORM_FEEDBACK: GLenum = 0x8E22;
pub const TRANSFORM_FEEDBACK_ACTIVE: GLenum = 0x8E24;
pub const TRANSFORM_FEEDBACK_BARRIER_BIT: GLenum = 0x00000800;
pub const TRANSFORM_FEEDBACK_BINDING: GLenum = 0x8E25;
pub const TRANSFORM_FEEDBACK_BUFFER: GLenum = 0x8C8E;
pub const TRANSFORM_FEEDBACK_BUFFER_ACTIVE: GLenum = 0x8E24;
pub const TRANSFORM_FEEDBACK_BUFFER_BINDING: GLenum = 0x8C8F;
pub const TRANSFORM_FEEDBACK_BUFFER_INDEX: GLenum = 0x934B;
pub const TRANSFORM_FEEDBACK_BUFFER_MODE: GLenum = 0x8C7F;
pub const TRANSFORM_FEEDBACK_BUFFER_PAUSED: GLenum = 0x8E23;
pub const TRANSFORM_FEEDBACK_BUFFER_SIZE: GLenum = 0x8C85;
pub const TRANSFORM_FEEDBACK_BUFFER_START: GLenum = 0x8C84;
pub const TRANSFORM_FEEDBACK_BUFFER_STRIDE: GLenum = 0x934C;
pub const TRANSFORM_FEEDBACK_PAUSED: GLenum = 0x8E23;
pub const TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN: GLenum = 0x8C88;
pub const TRANSFORM_FEEDBACK_VARYING: GLenum = 0x92F4;
pub const TRANSFORM_FEEDBACK_VARYINGS: GLenum = 0x8C83;
pub const TRANSFORM_FEEDBACK_VARYING_MAX_LENGTH: GLenum = 0x8C76;
pub const TRIANGLES: GLenum = 0x0004;
pub const TRIANGLES_ADJACENCY: GLenum = 0x000C;
pub const TRIANGLE_FAN: GLenum = 0x0006;
pub const TRIANGLE_STRIP: GLenum = 0x0005;
pub const TRIANGLE_STRIP_ADJACENCY: GLenum = 0x000D;
pub const TRUE: GLboolean = 1;
pub const TYPE: GLenum = 0x92FA;
pub const UNDEFINED_VERTEX: GLenum = 0x8260;
pub const UNIFORM: GLenum = 0x92E1;
pub const UNIFORM_ARRAY_STRIDE: GLenum = 0x8A3C;
pub const UNIFORM_ATOMIC_COUNTER_BUFFER_INDEX: GLenum = 0x92DA;
pub const UNIFORM_BARRIER_BIT: GLenum = 0x00000004;
pub const UNIFORM_BLOCK: GLenum = 0x92E2;
pub const UNIFORM_BLOCK_ACTIVE_UNIFORMS: GLenum = 0x8A42;
pub const UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES: GLenum = 0x8A43;
pub const UNIFORM_BLOCK_BINDING: GLenum = 0x8A3F;
pub const UNIFORM_BLOCK_DATA_SIZE: GLenum = 0x8A40;
pub const UNIFORM_BLOCK_INDEX: GLenum = 0x8A3A;
pub const UNIFORM_BLOCK_NAME_LENGTH: GLenum = 0x8A41;
pub const UNIFORM_BLOCK_REFERENCED_BY_COMPUTE_SHADER: GLenum = 0x90EC;
pub const UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER: GLenum = 0x8A46;
pub const UNIFORM_BLOCK_REFERENCED_BY_GEOMETRY_SHADER: GLenum = 0x8A45;
pub const UNIFORM_BLOCK_REFERENCED_BY_TESS_CONTROL_SHADER: GLenum = 0x84F0;
pub const UNIFORM_BLOCK_REFERENCED_BY_TESS_EVALUATION_SHADER: GLenum = 0x84F1;
pub const UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER: GLenum = 0x8A44;
pub const UNIFORM_BUFFER: GLenum = 0x8A11;
pub const UNIFORM_BUFFER_BINDING: GLenum = 0x8A28;
pub const UNIFORM_BUFFER_OFFSET_ALIGNMENT: GLenum = 0x8A34;
pub const UNIFORM_BUFFER_SIZE: GLenum = 0x8A2A;
pub const UNIFORM_BUFFER_START: GLenum = 0x8A29;
pub const UNIFORM_IS_ROW_MAJOR: GLenum = 0x8A3E;
pub const UNIFORM_MATRIX_STRIDE: GLenum = 0x8A3D;
pub const UNIFORM_NAME_LENGTH: GLenum = 0x8A39;
pub const UNIFORM_OFFSET: GLenum = 0x8A3B;
pub const UNIFORM_SIZE: GLenum = 0x8A38;
pub const UNIFORM_TYPE: GLenum = 0x8A37;
pub const UNKNOWN_CONTEXT_RESET: GLenum = 0x8255;
pub const UNPACK_ALIGNMENT: GLenum = 0x0CF5;
pub const UNPACK_COMPRESSED_BLOCK_DEPTH: GLenum = 0x9129;
pub const UNPACK_COMPRESSED_BLOCK_HEIGHT: GLenum = 0x9128;
pub const UNPACK_COMPRESSED_BLOCK_SIZE: GLenum = 0x912A;
pub const UNPACK_COMPRESSED_BLOCK_WIDTH: GLenum = 0x9127;
pub const UNPACK_IMAGE_HEIGHT: GLenum = 0x806E;
pub const UNPACK_LSB_FIRST: GLenum = 0x0CF1;
pub const UNPACK_ROW_LENGTH: GLenum = 0x0CF2;
pub const UNPACK_SKIP_IMAGES: GLenum = 0x806D;
pub const UNPACK_SKIP_PIXELS: GLenum = 0x0CF4;
pub const UNPACK_SKIP_ROWS: GLenum = 0x0CF3;
pub const UNPACK_SWAP_BYTES: GLenum = 0x0CF0;
pub const UNSIGNALED: GLenum = 0x9118;
pub const UNSIGNED_BYTE: GLenum = 0x1401;
pub const UNSIGNED_BYTE_2_3_3_REV: GLenum = 0x8362;
pub const UNSIGNED_BYTE_3_3_2: GLenum = 0x8032;
pub const UNSIGNED_INT: GLenum = 0x1405;
pub const UNSIGNED_INT_10F_11F_11F_REV: GLenum = 0x8C3B;
pub const UNSIGNED_INT_10_10_10_2: GLenum = 0x8036;
pub const UNSIGNED_INT_24_8: GLenum = 0x84FA;
pub const UNSIGNED_INT_2_10_10_10_REV: GLenum = 0x8368;
pub const UNSIGNED_INT_5_9_9_9_REV: GLenum = 0x8C3E;
pub const UNSIGNED_INT_8_8_8_8: GLenum = 0x8035;
pub const UNSIGNED_INT_8_8_8_8_REV: GLenum = 0x8367;
pub const UNSIGNED_INT_ATOMIC_COUNTER: GLenum = 0x92DB;
pub const UNSIGNED_INT_IMAGE_1D: GLenum = 0x9062;
pub const UNSIGNED_INT_IMAGE_1D_ARRAY: GLenum = 0x9068;
pub const UNSIGNED_INT_IMAGE_2D: GLenum = 0x9063;
pub const UNSIGNED_INT_IMAGE_2D_ARRAY: GLenum = 0x9069;
pub const UNSIGNED_INT_IMAGE_2D_MULTISAMPLE: GLenum = 0x906B;
pub const UNSIGNED_INT_IMAGE_2D_MULTISAMPLE_ARRAY: GLenum = 0x906C;
pub const UNSIGNED_INT_IMAGE_2D_RECT: GLenum = 0x9065;
pub const UNSIGNED_INT_IMAGE_3D: GLenum = 0x9064;
pub const UNSIGNED_INT_IMAGE_BUFFER: GLenum = 0x9067;
pub const UNSIGNED_INT_IMAGE_CUBE: GLenum = 0x9066;
pub const UNSIGNED_INT_IMAGE_CUBE_MAP_ARRAY: GLenum = 0x906A;
pub const UNSIGNED_INT_SAMPLER_1D: GLenum = 0x8DD1;
pub const UNSIGNED_INT_SAMPLER_1D_ARRAY: GLenum = 0x8DD6;
pub const UNSIGNED_INT_SAMPLER_2D: GLenum = 0x8DD2;
pub const UNSIGNED_INT_SAMPLER_2D_ARRAY: GLenum = 0x8DD7;
pub const UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE: GLenum = 0x910A;
pub const UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE_ARRAY: GLenum = 0x910D;
pub const UNSIGNED_INT_SAMPLER_2D_RECT: GLenum = 0x8DD5;
pub const UNSIGNED_INT_SAMPLER_3D: GLenum = 0x8DD3;
pub const UNSIGNED_INT_SAMPLER_BUFFER: GLenum = 0x8DD8;
pub const UNSIGNED_INT_SAMPLER_CUBE: GLenum = 0x8DD4;
pub const UNSIGNED_INT_SAMPLER_CUBE_MAP_ARRAY: GLenum = 0x900F;
pub const UNSIGNED_INT_VEC2: GLenum = 0x8DC6;
pub const UNSIGNED_INT_VEC3: GLenum = 0x8DC7;
pub const UNSIGNED_INT_VEC4: GLenum = 0x8DC8;
pub const UNSIGNED_NORMALIZED: GLenum = 0x8C17;
pub const UNSIGNED_SHORT: GLenum = 0x1403;
pub const UNSIGNED_SHORT_1_5_5_5_REV: GLenum = 0x8366;
pub const UNSIGNED_SHORT_4_4_4_4: GLenum = 0x8033;
pub const UNSIGNED_SHORT_4_4_4_4_REV: GLenum = 0x8365;
pub const UNSIGNED_SHORT_5_5_5_1: GLenum = 0x8034;
pub const UNSIGNED_SHORT_5_6_5: GLenum = 0x8363;
pub const UNSIGNED_SHORT_5_6_5_REV: GLenum = 0x8364;
pub const UPPER_LEFT: GLenum = 0x8CA2;
pub const VALIDATE_STATUS: GLenum = 0x8B83;
pub const VENDOR: GLenum = 0x1F00;
pub const VERSION: GLenum = 0x1F02;
pub const VERTEX_ARRAY: GLenum = 0x8074;
pub const VERTEX_ARRAY_BINDING: GLenum = 0x85B5;
pub const VERTEX_ATTRIB_ARRAY_BARRIER_BIT: GLenum = 0x00000001;
pub const VERTEX_ATTRIB_ARRAY_BUFFER_BINDING: GLenum = 0x889F;
pub const VERTEX_ATTRIB_ARRAY_DIVISOR: GLenum = 0x88FE;
pub const VERTEX_ATTRIB_ARRAY_ENABLED: GLenum = 0x8622;
pub const VERTEX_ATTRIB_ARRAY_INTEGER: GLenum = 0x88FD;
pub const VERTEX_ATTRIB_ARRAY_LONG: GLenum = 0x874E;
pub const VERTEX_ATTRIB_ARRAY_NORMALIZED: GLenum = 0x886A;
pub const VERTEX_ATTRIB_ARRAY_POINTER: GLenum = 0x8645;
pub const VERTEX_ATTRIB_ARRAY_SIZE: GLenum = 0x8623;
pub const VERTEX_ATTRIB_ARRAY_STRIDE: GLenum = 0x8624;
pub const VERTEX_ATTRIB_ARRAY_TYPE: GLenum = 0x8625;
pub const VERTEX_ATTRIB_BINDING: GLenum = 0x82D4;
pub const VERTEX_ATTRIB_RELATIVE_OFFSET: GLenum = 0x82D5;
pub const VERTEX_BINDING_BUFFER: GLenum = 0x8F4F;
pub const VERTEX_BINDING_DIVISOR: GLenum = 0x82D6;
pub const VERTEX_BINDING_OFFSET: GLenum = 0x82D7;
pub const VERTEX_BINDING_STRIDE: GLenum = 0x82D8;
pub const VERTEX_PROGRAM_POINT_SIZE: GLenum = 0x8642;
pub const VERTEX_SHADER: GLenum = 0x8B31;
pub const VERTEX_SHADER_BIT: GLenum = 0x00000001;
pub const VERTEX_SUBROUTINE: GLenum = 0x92E8;
pub const VERTEX_SUBROUTINE_UNIFORM: GLenum = 0x92EE;
pub const VERTEX_TEXTURE: GLenum = 0x829B;
pub const VIEWPORT: GLenum = 0x0BA2;
pub const VIEWPORT_BOUNDS_RANGE: GLenum = 0x825D;
pub const VIEWPORT_INDEX_PROVOKING_VERTEX: GLenum = 0x825F;
pub const VIEWPORT_SUBPIXEL_BITS: GLenum = 0x825C;
pub const VIEW_CLASS_128_BITS: GLenum = 0x82C4;
pub const VIEW_CLASS_16_BITS: GLenum = 0x82CA;
pub const VIEW_CLASS_24_BITS: GLenum = 0x82C9;
pub const VIEW_CLASS_32_BITS: GLenum = 0x82C8;
pub const VIEW_CLASS_48_BITS: GLenum = 0x82C7;
pub const VIEW_CLASS_64_BITS: GLenum = 0x82C6;
pub const VIEW_CLASS_8_BITS: GLenum = 0x82CB;
pub const VIEW_CLASS_96_BITS: GLenum = 0x82C5;
pub const VIEW_CLASS_BPTC_FLOAT: GLenum = 0x82D3;
pub const VIEW_CLASS_BPTC_UNORM: GLenum = 0x82D2;
pub const VIEW_CLASS_RGTC1_RED: GLenum = 0x82D0;
pub const VIEW_CLASS_RGTC2_RG: GLenum = 0x82D1;
pub const VIEW_CLASS_S3TC_DXT1_RGB: GLenum = 0x82CC;
pub const VIEW_CLASS_S3TC_DXT1_RGBA: GLenum = 0x82CD;
pub const VIEW_CLASS_S3TC_DXT3_RGBA: GLenum = 0x82CE;
pub const VIEW_CLASS_S3TC_DXT5_RGBA: GLenum = 0x82CF;
pub const VIEW_COMPATIBILITY_CLASS: GLenum = 0x82B6;
pub const WAIT_FAILED: GLenum = 0x911D;
pub const WRITE_ONLY: GLenum = 0x88B9;
pub const XOR: GLenum = 0x1506;
pub const ZERO: GLenum = 0;
pub const ZERO_TO_ONE: GLenum = 0x935F;
macro_rules! generate_bindings {
($(fn $name:ident($($argn:ident: $arg:ty),*) $(-> $return:ty)?: [$($binding:ident),*];)*) => {
pub struct GlBindings {
$($name: extern "system" fn($($arg,)*) $(-> $return)?,)*
}
impl GlBindings {
unsafe fn load_fn<T>(f: &dyn Fn(&CStr) -> *const c_void, fallbacks: &[&CStr], panic: T) -> T {
for fallback in fallbacks {
let ptr = f(fallback);
if (ptr as usize) < 8 || (ptr as usize) == usize::MAX {
continue;
} else {
return std::mem::transmute_copy::<*const c_void, T>(&ptr);
}
}
panic
}
pub unsafe fn load_from(f: &dyn Fn(&CStr) -> *const c_void) -> Self {
Self {
$(
$name: Self::load_fn(f, &[$(CStr::from_bytes_with_nul_unchecked(concat!(stringify!($binding), "\0").as_bytes()),)*], {
extern "system" fn panic($(_: $arg,)*) $(-> $return)? {
panic!("called an unloaded opengl function");
}
panic
}),
)*
}
}
$(
pub unsafe fn $name(&self, $($argn: $arg,)*) $(-> $return)? {
(self.$name)($($argn,)*)
}
)*
}
};
}
generate_bindings! {
fn get_error() -> GLenum: [glGetError];
fn get_integer_v(name: GLenum, data: *mut GLint): [glGetIntegerv];
fn clear(mask: GLbitfield): [glClear];
fn viewport(x: GLint, y: GLint, width: GLsizei, height: GLsizei): [glViewport];
fn enable(cap: GLenum): [glEnable];
fn disable(cap: GLenum): [glDisable];
fn blend_func_separate(srgb: GLenum, drgb: GLenum, salpha: GLenum, dalpha: GLenum): [glBlendFuncSeparate];
fn bind_framebuffer(target: GLenum, framebuffer: GLuint): [glBindFramebuffer];
fn gen_buffers(n: GLsizei, buffers: *mut GLuint): [glGenBuffers, glGenBuffersARB];
fn delete_buffers(n: GLsizei, buffers: *const GLuint): [glDeleteBuffers, glDeleteBuffersARB];
fn bind_buffer(target: GLenum, buffer: GLuint): [glBindBuffer, glBindBufferARB];
fn buffer_data(target: GLenum, size: GLsizeiptr, data: *const c_void, usage: GLenum): [glBufferData, glBufferDataARB];
fn map_buffer_range(target: GLenum, offset: GLintptr, length: GLsizeiptr, access: GLbitfield) -> *mut c_void: [glMapBufferRange, glMapBufferRangeEXT];
fn unmap_buffer(target: GLenum) -> GLboolean: [glUnmapBuffer, glUnmapBufferARB, glUnmapBufferOES];
fn flush_mapped_buffer_range(target: GLenum, offset: GLintptr, length: GLsizeiptr): [glFlushMappedBufferRange, glFlushMappedBufferRangeAPPLE, glFlushMappedBufferRangeEXT];
fn gen_textures(n: GLsizei, textures: *mut GLuint): [glGenTextures];
fn delete_textures(n: GLsizei, textures: *const GLuint): [glDeleteTextures];
fn bind_texture(target: GLenum, texture: GLuint): [glBindTexture, glBindTextureEXT];
fn active_texture(texture: GLenum): [glActiveTexture, glActiveTextureARB];
fn tex_image_2d(
target: GLenum,
level: GLint,
internalformat: GLenum,
width: GLsizei,
height: GLsizei,
border: GLint,
format: GLenum,
type_: GLenum,
pixels: *const c_void
): [glTexImage2D];
fn tex_parameteri(target: GLenum, pname: GLenum, param: GLenum): [glTexParameteri];
fn tex_buffer(target: GLenum, internalformat: GLenum, buffer: GLuint): [glTexBuffer, glTexBufferARB, glTexBufferEXT, glTexBufferOES];
fn gen_vertex_arrays(n: GLsizei, arrays: *mut GLuint): [glGenVertexArrays, glGenVertexArraysAPPLE, glGenVertexArraysOES];
fn delete_vertex_arrays(n: GLsizei, arrays: *const GLuint): [glDeleteVertexArrays, glDeleteVertexArraysAPPLE, glDeleteVertexArraysOES];
fn bind_vertex_array(array: GLuint): [glBindVertexArray, glBindVertexArrayOES];
fn create_shader(type_: GLenum) -> GLuint: [glCreateShader, glCreateShaderObjectARB];
fn delete_shader(shader: GLuint): [glDeleteShader];
fn shader_source(shader: GLuint, count: GLsizei, string: *const *const GLchar, length: *const GLint): [glShaderSource, glShaderSourceARB];
fn compile_shader(shader: GLuint): [glCompileShader, glCompileShaderARB];
fn get_shader_iv(shader: GLuint, pname: GLenum, params: *mut GLint): [glGetShaderiv];
fn get_shader_info_log(shader: GLuint, buf_size: GLsizei, length: *mut GLsizei, info_log: *mut GLchar): [glGetShaderInfoLog];
fn create_program() -> GLuint: [glCreateProgram, glCreateProgramObjectARB];
fn delete_program(program: GLuint): [glDeleteProgram];
fn attach_shader(program: GLuint, shader: GLuint): [glAttachShader, glAttachObjectARB];
fn link_program(program: GLuint): [glLinkProgram, glLinkProgramARB];
fn get_program_iv(program: GLuint, pname: GLenum, params: *mut GLint): [glGetProgramiv];
fn get_program_info_log(sprogram: GLuint, buf_size: GLsizei, length: *mut GLsizei, info_log: *mut GLchar): [glGetProgramInfoLog];
fn use_program(program: GLuint): [glUseProgram, glUseProgramObjectARB];
fn uniform_1i(location: GLint, v0: GLint): [glUniform1i, glUniform1iARB];
fn uniform_1f(location: GLint, v0: GLfloat): [glUniform1f, glUniform1fARB];
fn uniform_2f(location: GLint, v0: GLfloat, v1: GLfloat): [glUniform2f, glUniform2fARB];
fn get_uniform_location(program: GLuint, name: *const GLchar) -> GLint: [glGetUniformLocation, glGetUniformLocationARB];
fn draw_arrays(mode: GLenum, first: GLint, count: GLsizei): [glDrawArrays, glDrawArraysEXT];
fn gen_queries(n: GLsizei, ids: *mut GLuint): [glGenQueries, glGenQueriesARB];
fn delete_queries(n: GLsizei, ids: *const GLuint): [glDeleteQueries, glDeleteQueriesARB];
fn begin_query(target: GLenum, id: GLuint): [glBeginQuery, glBeginQueryARB];
fn end_query(target: GLenum): [glEndQuery, glEndQueryARB];
fn get_query_object_ui64v(
id: GLuint,
pname: GLenum,
params: *mut GLuint64
): [glGetQueryObjectui64v];
fn get_query_object_iv(
id: GLuint, pname: GLenum, params: *mut GLint
): [glGetQueryObjectiv];
}