#ifndef __gl2_h_

 #define __gl2_h_

 /*

  * Portions Copyright (c) 2008 - 2009 Nokia Corporation and/or its subsidiary(-ies).

  * Differences from the actual sample implementation provided by Khronos:

  * 1. This comment text.

  * 2. Doxygen comment with tag 'publishedAll', and tag 'released'

  * 3. Include of Symbian-supplied gl2extplatform.h at the bottom of this

  *    file.  This is a means to disable specific gl2ext.h extensions.

  * 4. Added __SOFTFP decorations for call-by-value float functions

  */

 /**

 @publishedAll

 @released

 */

 /* $Id: gl2.h 4532 2007-11-26 11:12:44Z markc $ */

 #include <GLES2/gl2platform.h>

 #ifdef __cplusplus

 extern "C" {

 #endif

 /*

 ** SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)

 ** Copyright (C) 2008 Silicon Graphics, Inc. All Rights Reserved.

 ** 

 ** Permission is hereby granted, free of charge, to any person obtaining 

 ** a copy of this software and associated documentation files 

 ** (the "Software"), to deal in the Software without restriction, 

 ** including without limitation the rights to use, copy, modify, merge, 

 ** publish, distribute, sublicense, and/or sell copies of the Software, 

 ** and to permit persons to whom the Software is furnished to do so, 

 ** subject to the following conditions:

 **  

 ** The above copyright notice including the dates of first 

 ** publication and either this permission notice or a reference to 

 ** http://oss.sgi.com/projects/FreeB/ shall be included in all copies 

 ** or substantial portions of the Software.

 ** 

 ** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 

 ** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 

 ** MERCHANTABILITY,FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 

 ** IN NO EVENT SHALL SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, 

 ** DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 

 ** OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR 

 ** THE USE OR OTHER DEALINGS IN THE SOFTWARE.

 ** 

 ** Except as contained in this notice, the name of Silicon Graphics, Inc. 

 ** shall not be used in advertising or otherwise to promote the sale, use 

 ** or other dealings in this Software without prior written authorization 

 ** from Silicon Graphics, Inc. 

 */

 /*-------------------------------------------------------------------------

  * Data type definitions

  *-----------------------------------------------------------------------*/

 typedef void            GLvoid;

 typedef unsigned int    GLenum;

 typedef unsigned char   GLboolean;

 typedef unsigned int    GLbitfield;

 typedef signed char     GLbyte;

 typedef short           GLshort;

 typedef int             GLint;

 typedef int             GLsizei;

 typedef unsigned char   GLubyte;

 typedef unsigned short  GLushort;

 typedef unsigned int    GLuint;

 typedef float           GLfloat;

 typedef float           GLclampf;

 typedef int             GLfixed;

 typedef int             GLclampx;

 /* GL types for handling large vertex buffer objects */

 typedef int             GLintptr;

 typedef int             GLsizeiptr;

 /* OpenGL ES core versions */

 #define GL_ES_VERSION_2_0                 1

 /* ClearBufferMask */

 #define GL_DEPTH_BUFFER_BIT               0x00000100

 #define GL_STENCIL_BUFFER_BIT             0x00000400

 #define GL_COLOR_BUFFER_BIT               0x00004000

 /* Boolean */

 #define GL_FALSE                          0

 #define GL_TRUE                           1

 /* \todo check that this should be in core. */

 #define GL_NONE                           0

 /* BeginMode */

 #define GL_POINTS                         0x0000

 #define GL_LINES                          0x0001

 #define GL_LINE_LOOP                      0x0002

 #define GL_LINE_STRIP                     0x0003

 #define GL_TRIANGLES                      0x0004

 #define GL_TRIANGLE_STRIP                 0x0005

 #define GL_TRIANGLE_FAN                   0x0006

 /* AlphaFunction (not supported in ES20) */

 /*      GL_NEVER */

 /*      GL_LESS */

 /*      GL_EQUAL */

 /*      GL_LEQUAL */

 /*      GL_GREATER */

 /*      GL_NOTEQUAL */

 /*      GL_GEQUAL */

 /*      GL_ALWAYS */

 /* BlendingFactorDest */

 #define GL_ZERO                           0

 #define GL_ONE                            1

 #define GL_SRC_COLOR                      0x0300

 #define GL_ONE_MINUS_SRC_COLOR            0x0301

 #define GL_SRC_ALPHA                      0x0302

 #define GL_ONE_MINUS_SRC_ALPHA            0x0303

 #define GL_DST_ALPHA                      0x0304

 #define GL_ONE_MINUS_DST_ALPHA            0x0305

 /* BlendingFactorSrc */

 /*      GL_ZERO */

 /*      GL_ONE */

 #define GL_DST_COLOR                      0x0306

 #define GL_ONE_MINUS_DST_COLOR            0x0307

 #define GL_SRC_ALPHA_SATURATE             0x0308

 /*      GL_SRC_ALPHA */

 /*      GL_ONE_MINUS_SRC_ALPHA */

 /*      GL_DST_ALPHA */

 /*      GL_ONE_MINUS_DST_ALPHA */

 /* BlendEquationSeparate */

 #define GL_FUNC_ADD                       0x8006

 #define GL_BLEND_EQUATION                 0x8009

 #define GL_BLEND_EQUATION_RGB             0x8009    /* same as BLEND_EQUATION */

 #define GL_BLEND_EQUATION_ALPHA           0x883D

 /* BlendSubtract */

 #define GL_FUNC_SUBTRACT                  0x800A

 #define GL_FUNC_REVERSE_SUBTRACT          0x800B

 /* Separate Blend Functions */

 #define GL_BLEND_DST_RGB                  0x80C8

 #define GL_BLEND_SRC_RGB                  0x80C9

 #define GL_BLEND_DST_ALPHA                0x80CA

 #define GL_BLEND_SRC_ALPHA                0x80CB

 #define GL_CONSTANT_COLOR                 0x8001

 #define GL_ONE_MINUS_CONSTANT_COLOR       0x8002

 #define GL_CONSTANT_ALPHA                 0x8003

 #define GL_ONE_MINUS_CONSTANT_ALPHA       0x8004

 #define GL_BLEND_COLOR                    0x8005

 /* Buffer Objects */

 #define GL_ARRAY_BUFFER                   0x8892

 #define GL_ELEMENT_ARRAY_BUFFER           0x8893

 #define GL_ARRAY_BUFFER_BINDING           0x8894

 #define GL_ELEMENT_ARRAY_BUFFER_BINDING   0x8895

 #define GL_STREAM_DRAW                    0x88E0

 #define GL_STATIC_DRAW                    0x88E4

 #define GL_DYNAMIC_DRAW                   0x88E8

 #define GL_BUFFER_SIZE                    0x8764

 #define GL_BUFFER_USAGE                   0x8765

 #define GL_CURRENT_VERTEX_ATTRIB          0x8626

 /* CullFaceMode */

 #define GL_FRONT                          0x0404

 #define GL_BACK                           0x0405

 #define GL_FRONT_AND_BACK                 0x0408

 /* DepthFunction */

 /*      GL_NEVER */

 /*      GL_LESS */

 /*      GL_EQUAL */

 /*      GL_LEQUAL */

 /*      GL_GREATER */

 /*      GL_NOTEQUAL */

 /*      GL_GEQUAL */

 /*      GL_ALWAYS */

 /* EnableCap */

 #define GL_TEXTURE_2D                     0x0DE1

 #define GL_CULL_FACE                      0x0B44

 #define GL_BLEND                          0x0BE2

 #define GL_DITHER                         0x0BD0

 #define GL_STENCIL_TEST                   0x0B90

 #define GL_DEPTH_TEST                     0x0B71

 #define GL_SCISSOR_TEST                   0x0C11

 #define GL_POLYGON_OFFSET_FILL            0x8037

 #define GL_SAMPLE_ALPHA_TO_COVERAGE       0x809E

 #define GL_SAMPLE_COVERAGE                0x80A0

 /* ErrorCode */

 #define GL_NO_ERROR                       0

 #define GL_INVALID_ENUM                   0x0500

 #define GL_INVALID_VALUE                  0x0501

 #define GL_INVALID_OPERATION              0x0502

 #define GL_OUT_OF_MEMORY                  0x0505

 /* FrontFaceDirection */

 #define GL_CW                             0x0900

 #define GL_CCW                            0x0901

 /* GetPName */

 #define GL_LINE_WIDTH                     0x0B21

 #define GL_ALIASED_POINT_SIZE_RANGE       0x846D

 #define GL_ALIASED_LINE_WIDTH_RANGE       0x846E

 #define GL_CULL_FACE_MODE                 0x0B45

 #define GL_FRONT_FACE                     0x0B46

 #define GL_DEPTH_RANGE                    0x0B70

 #define GL_DEPTH_WRITEMASK                0x0B72

 #define GL_DEPTH_CLEAR_VALUE              0x0B73

 #define GL_DEPTH_FUNC                     0x0B74

 #define GL_STENCIL_CLEAR_VALUE            0x0B91

 #define GL_STENCIL_FUNC                   0x0B92

 #define GL_STENCIL_FAIL                   0x0B94

 #define GL_STENCIL_PASS_DEPTH_FAIL        0x0B95

 #define GL_STENCIL_PASS_DEPTH_PASS        0x0B96

 #define GL_STENCIL_REF                    0x0B97

 #define GL_STENCIL_VALUE_MASK             0x0B93

 #define GL_STENCIL_WRITEMASK              0x0B98

 #define GL_STENCIL_BACK_FUNC              0x8800

 #define GL_STENCIL_BACK_FAIL              0x8801

 #define GL_STENCIL_BACK_PASS_DEPTH_FAIL   0x8802

 #define GL_STENCIL_BACK_PASS_DEPTH_PASS   0x8803

 #define GL_STENCIL_BACK_REF               0x8CA3

 #define GL_STENCIL_BACK_VALUE_MASK        0x8CA4

 #define GL_STENCIL_BACK_WRITEMASK         0x8CA5

 #define GL_VIEWPORT                       0x0BA2

 #define GL_SCISSOR_BOX                    0x0C10

 /*      GL_SCISSOR_TEST */

 #define GL_COLOR_CLEAR_VALUE              0x0C22

 #define GL_COLOR_WRITEMASK                0x0C23

 #define GL_UNPACK_ALIGNMENT               0x0CF5

 #define GL_PACK_ALIGNMENT                 0x0D05

 #define GL_MAX_TEXTURE_SIZE               0x0D33

 #define GL_MAX_VIEWPORT_DIMS              0x0D3A

 #define GL_SUBPIXEL_BITS                  0x0D50

 #define GL_RED_BITS                       0x0D52

 #define GL_GREEN_BITS                     0x0D53

 #define GL_BLUE_BITS                      0x0D54

 #define GL_ALPHA_BITS                     0x0D55

 #define GL_DEPTH_BITS                     0x0D56

 #define GL_STENCIL_BITS                   0x0D57

 #define GL_POLYGON_OFFSET_UNITS           0x2A00

 /*      GL_POLYGON_OFFSET_FILL */

 #define GL_POLYGON_OFFSET_FACTOR          0x8038

 #define GL_TEXTURE_BINDING_2D             0x8069

 #define GL_SAMPLE_BUFFERS                 0x80A8

 #define GL_SAMPLES                        0x80A9

 #define GL_SAMPLE_COVERAGE_VALUE          0x80AA

 #define GL_SAMPLE_COVERAGE_INVERT         0x80AB

 /* GetTextureParameter */

 /*      GL_TEXTURE_MAG_FILTER */

 /*      GL_TEXTURE_MIN_FILTER */

 /*      GL_TEXTURE_WRAP_S */

 /*      GL_TEXTURE_WRAP_T */

 #define GL_NUM_COMPRESSED_TEXTURE_FORMATS 0x86A2

 #define GL_COMPRESSED_TEXTURE_FORMATS     0x86A3

 /* HintMode */

 #define GL_DONT_CARE                      0x1100

 #define GL_FASTEST                        0x1101

 #define GL_NICEST                         0x1102

 /* HintTarget */

 #define GL_GENERATE_MIPMAP_HINT            0x8192

 #define GL_FRAGMENT_SHADER_DERIVATIVE_HINT 0x8B8B

 /* DataType */

 #define GL_BYTE                           0x1400

 #define GL_UNSIGNED_BYTE                  0x1401

 #define GL_SHORT                          0x1402

 #define GL_UNSIGNED_SHORT                 0x1403

 #define GL_INT                            0x1404

 #define GL_UNSIGNED_INT                   0x1405

 #define GL_FLOAT                          0x1406

 #define GL_FIXED                          0x140C

 /* PixelFormat */

 #define GL_DEPTH_COMPONENT                0x1902

 #define GL_ALPHA                          0x1906

 #define GL_RGB                            0x1907

 #define GL_RGBA                           0x1908

 #define GL_LUMINANCE                      0x1909

 #define GL_LUMINANCE_ALPHA                0x190A

 /* PixelType */

 /*      GL_UNSIGNED_BYTE */

 #define GL_UNSIGNED_SHORT_4_4_4_4         0x8033

 #define GL_UNSIGNED_SHORT_5_5_5_1         0x8034

 #define GL_UNSIGNED_SHORT_5_6_5           0x8363

 /* Shaders */

 #define GL_FRAGMENT_SHADER                  0x8B30

 #define GL_VERTEX_SHADER                    0x8B31

 #define GL_MAX_VERTEX_ATTRIBS               0x8869

 #define GL_MAX_VERTEX_UNIFORM_VECTORS       0x8DFB

 #define GL_MAX_VARYING_VECTORS              0x8DFC

 #define GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS 0x8B4D

 #define GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS   0x8B4C

 #define GL_MAX_TEXTURE_IMAGE_UNITS          0x8872

 #define GL_MAX_FRAGMENT_UNIFORM_VECTORS     0x8DFD

 #define GL_SHADER_TYPE                      0x8B4F

 #define GL_DELETE_STATUS                    0x8B80

 #define GL_LINK_STATUS                      0x8B82

 #define GL_VALIDATE_STATUS                  0x8B83

 #define GL_ATTACHED_SHADERS                 0x8B85

 #define GL_ACTIVE_UNIFORMS                  0x8B86

 #define GL_ACTIVE_UNIFORM_MAX_LENGTH        0x8B87

 #define GL_ACTIVE_ATTRIBUTES                0x8B89

 #define GL_ACTIVE_ATTRIBUTE_MAX_LENGTH      0x8B8A

 #define GL_SHADING_LANGUAGE_VERSION         0x8B8C

 #define GL_CURRENT_PROGRAM                  0x8B8D

 /* StencilFunction */

 #define GL_NEVER                          0x0200

 #define GL_LESS                           0x0201

 #define GL_EQUAL                          0x0202

 #define GL_LEQUAL                         0x0203

 #define GL_GREATER                        0x0204

 #define GL_NOTEQUAL                       0x0205

 #define GL_GEQUAL                         0x0206

 #define GL_ALWAYS                         0x0207

 /* StencilOp */

 /*      GL_ZERO */

 #define GL_KEEP                           0x1E00

 #define GL_REPLACE                        0x1E01

 #define GL_INCR                           0x1E02

 #define GL_DECR                           0x1E03

 #define GL_INVERT                         0x150A

 #define GL_INCR_WRAP                      0x8507

 #define GL_DECR_WRAP                      0x8508

 /* StringName */

 #define GL_VENDOR                         0x1F00

 #define GL_RENDERER                       0x1F01

 #define GL_VERSION                        0x1F02

 #define GL_EXTENSIONS                     0x1F03

 /* TextureMagFilter */

 #define GL_NEAREST                        0x2600

 #define GL_LINEAR                         0x2601

 /* TextureMinFilter */

 /*      GL_NEAREST */

 /*      GL_LINEAR */

 #define GL_NEAREST_MIPMAP_NEAREST         0x2700

 #define GL_LINEAR_MIPMAP_NEAREST          0x2701

 #define GL_NEAREST_MIPMAP_LINEAR          0x2702

 #define GL_LINEAR_MIPMAP_LINEAR           0x2703

 /* TextureParameterName */

 #define GL_TEXTURE_MAG_FILTER             0x2800

 #define GL_TEXTURE_MIN_FILTER             0x2801

 #define GL_TEXTURE_WRAP_S                 0x2802

 #define GL_TEXTURE_WRAP_T                 0x2803

 /* TextureTarget */

 /*      GL_TEXTURE_2D */

 #define GL_TEXTURE                        0x1702

 #define GL_TEXTURE_CUBE_MAP               0x8513

 #define GL_TEXTURE_BINDING_CUBE_MAP       0x8514

 #define GL_TEXTURE_CUBE_MAP_POSITIVE_X    0x8515

 #define GL_TEXTURE_CUBE_MAP_NEGATIVE_X    0x8516

 #define GL_TEXTURE_CUBE_MAP_POSITIVE_Y    0x8517

 #define GL_TEXTURE_CUBE_MAP_NEGATIVE_Y    0x8518

 #define GL_TEXTURE_CUBE_MAP_POSITIVE_Z    0x8519

 #define GL_TEXTURE_CUBE_MAP_NEGATIVE_Z    0x851A

 #define GL_MAX_CUBE_MAP_TEXTURE_SIZE      0x851C

 /* TextureUnit */

 #define GL_TEXTURE0                       0x84C0

 #define GL_TEXTURE1                       0x84C1

 #define GL_TEXTURE2                       0x84C2

 #define GL_TEXTURE3                       0x84C3

 #define GL_TEXTURE4                       0x84C4

 #define GL_TEXTURE5                       0x84C5

 #define GL_TEXTURE6                       0x84C6

 #define GL_TEXTURE7                       0x84C7

 #define GL_TEXTURE8                       0x84C8

 #define GL_TEXTURE9                       0x84C9

 #define GL_TEXTURE10                      0x84CA

 #define GL_TEXTURE11                      0x84CB

 #define GL_TEXTURE12                      0x84CC

 #define GL_TEXTURE13                      0x84CD

 #define GL_TEXTURE14                      0x84CE

 #define GL_TEXTURE15                      0x84CF

 #define GL_TEXTURE16                      0x84D0

 #define GL_TEXTURE17                      0x84D1

 #define GL_TEXTURE18                      0x84D2

 #define GL_TEXTURE19                      0x84D3

 #define GL_TEXTURE20                      0x84D4

 #define GL_TEXTURE21                      0x84D5

 #define GL_TEXTURE22                      0x84D6

 #define GL_TEXTURE23                      0x84D7

 #define GL_TEXTURE24                      0x84D8

 #define GL_TEXTURE25                      0x84D9

 #define GL_TEXTURE26                      0x84DA

 #define GL_TEXTURE27                      0x84DB

 #define GL_TEXTURE28                      0x84DC

 #define GL_TEXTURE29                      0x84DD

 #define GL_TEXTURE30                      0x84DE

 #define GL_TEXTURE31                      0x84DF

 #define GL_ACTIVE_TEXTURE                 0x84E0

 /* TextureWrapMode */

 #define GL_REPEAT                         0x2901

 #define GL_CLAMP_TO_EDGE                  0x812F

 #define GL_MIRRORED_REPEAT                0x8370

 /* Uniform Types */

 #define GL_FLOAT_VEC2                     0x8B50

 #define GL_FLOAT_VEC3                     0x8B51

 #define GL_FLOAT_VEC4                     0x8B52

 #define GL_INT_VEC2                       0x8B53

 #define GL_INT_VEC3                       0x8B54

 #define GL_INT_VEC4                       0x8B55

 #define GL_BOOL                           0x8B56

 #define GL_BOOL_VEC2                      0x8B57

 #define GL_BOOL_VEC3                      0x8B58

 #define GL_BOOL_VEC4                      0x8B59

 #define GL_FLOAT_MAT2                     0x8B5A

 #define GL_FLOAT_MAT3                     0x8B5B

 #define GL_FLOAT_MAT4                     0x8B5C

 #define GL_SAMPLER_2D                     0x8B5E

 #define GL_SAMPLER_CUBE                   0x8B60

 /* Vertex Arrays */

 #define GL_VERTEX_ATTRIB_ARRAY_ENABLED        0x8622

 #define GL_VERTEX_ATTRIB_ARRAY_SIZE           0x8623

 #define GL_VERTEX_ATTRIB_ARRAY_STRIDE         0x8624

 #define GL_VERTEX_ATTRIB_ARRAY_TYPE           0x8625

 #define GL_VERTEX_ATTRIB_ARRAY_NORMALIZED     0x886A

 #define GL_VERTEX_ATTRIB_ARRAY_POINTER        0x8645

 #define GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING 0x889F

 /* Read Format */

 #define GL_IMPLEMENTATION_COLOR_READ_TYPE   0x8B9A

 #define GL_IMPLEMENTATION_COLOR_READ_FORMAT 0x8B9B

 /* Shader Source */

 #define GL_COMPILE_STATUS                 0x8B81

 #define GL_INFO_LOG_LENGTH                0x8B84

 #define GL_SHADER_SOURCE_LENGTH           0x8B88

 #define GL_SHADER_COMPILER                0x8DFA

 /* Shader Binary */

 #define GL_PLATFORM_BINARY                0x8D63

 #define GL_SHADER_BINARY_FORMATS          0x8DF8

 #define GL_NUM_SHADER_BINARY_FORMATS      0x8DF9

 /* Shader Precision-Specified Types */

 #define GL_LOW_FLOAT                      0x8DF0

 #define GL_MEDIUM_FLOAT                   0x8DF1

 #define GL_HIGH_FLOAT                     0x8DF2

 #define GL_LOW_INT                        0x8DF3

 #define GL_MEDIUM_INT                     0x8DF4

 #define GL_HIGH_INT                       0x8DF5

 /* Framebuffer Object. */

 #define GL_FRAMEBUFFER                    0x8D40

 #define GL_RENDERBUFFER                   0x8D41

 #define GL_RGBA4                          0x8056

 #define GL_RGB5_A1                        0x8057

 #define GL_RGB565                         0x8D62

 #define GL_DEPTH_COMPONENT16              0x81A5

 #define GL_STENCIL_INDEX                  0x1901

 #define GL_STENCIL_INDEX8                 0x8D48

 #define GL_RENDERBUFFER_WIDTH             0x8D42

 #define GL_RENDERBUFFER_HEIGHT            0x8D43

 #define GL_RENDERBUFFER_INTERNAL_FORMAT   0x8D44

 #define GL_RENDERBUFFER_RED_SIZE          0x8D50

 #define GL_RENDERBUFFER_GREEN_SIZE        0x8D51

 #define GL_RENDERBUFFER_BLUE_SIZE         0x8D52

 #define GL_RENDERBUFFER_ALPHA_SIZE        0x8D53

 #define GL_RENDERBUFFER_DEPTH_SIZE        0x8D54

 #define GL_RENDERBUFFER_STENCIL_SIZE      0x8D55

 #define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE           0x8CD0

 #define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME           0x8CD1

 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL         0x8CD2

 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE 0x8CD3

 #define GL_COLOR_ATTACHMENT0              0x8CE0

 #define GL_DEPTH_ATTACHMENT               0x8D00

 #define GL_STENCIL_ATTACHMENT             0x8D20

 #define GL_FRAMEBUFFER_COMPLETE                      0x8CD5

 #define GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT         0x8CD6

 #define GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT 0x8CD7

 #define GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS         0x8CD9

 #define GL_FRAMEBUFFER_INCOMPLETE_FORMATS            0x8CDA

 #define GL_FRAMEBUFFER_UNSUPPORTED                   0x8CDD

 #define GL_FRAMEBUFFER_BINDING            0x8CA6

 #define GL_RENDERBUFFER_BINDING           0x8CA7

 #define GL_MAX_RENDERBUFFER_SIZE          0x84E8

 #define GL_INVALID_FRAMEBUFFER_OPERATION  0x0506

 /*-------------------------------------------------------------------------

  * GL core functions.

  *-----------------------------------------------------------------------*/

 GL_APICALL void         GL_APIENTRY glActiveTexture (GLenum texture);

 GL_APICALL void         GL_APIENTRY glAttachShader (GLuint program, GLuint shader);

 GL_APICALL void         GL_APIENTRY glBindAttribLocation (GLuint program, GLuint index, const char* name);

 GL_APICALL void         GL_APIENTRY glBindBuffer (GLenum target, GLuint buffer);

 GL_APICALL void         GL_APIENTRY glBindFramebuffer (GLenum target, GLuint framebuffer);

 GL_APICALL void         GL_APIENTRY glBindRenderbuffer (GLenum target, GLuint renderbuffer);

 GL_APICALL void         GL_APIENTRY glBindTexture (GLenum target, GLuint texture);

 GL_APICALL void         GL_APIENTRY glBlendColor(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha) __SOFTFP;

 GL_APICALL void         GL_APIENTRY glBlendEquation( GLenum mode );

 GL_APICALL void         GL_APIENTRY glBlendEquationSeparate(GLenum modeRGB, GLenum modeAlpha);

 GL_APICALL void         GL_APIENTRY glBlendFunc (GLenum sfactor, GLenum dfactor);

 GL_APICALL void         GL_APIENTRY glBlendFuncSeparate (GLenum srcRGB, GLenum dstRGB, GLenum srcAlpha, GLenum dstAlpha);

 GL_APICALL void         GL_APIENTRY glBufferData (GLenum target, GLsizeiptr size, const void* data, GLenum usage);

 GL_APICALL void         GL_APIENTRY glBufferSubData (GLenum target, GLintptr offset, GLsizeiptr size, const void* data);

 GL_APICALL GLenum       GL_APIENTRY glCheckFramebufferStatus (GLenum target);

 GL_APICALL void         GL_APIENTRY glClear (GLbitfield mask);

 GL_APICALL void         GL_APIENTRY glClearColor (GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha) __SOFTFP;

 GL_APICALL void         GL_APIENTRY glClearDepthf (GLclampf depth) __SOFTFP;

 GL_APICALL void         GL_APIENTRY glClearStencil (GLint s);

 GL_APICALL void         GL_APIENTRY glColorMask (GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha);

 GL_APICALL void         GL_APIENTRY glCompileShader (GLuint shader);

 GL_APICALL void         GL_APIENTRY glCompressedTexImage2D (GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLsizei imageSize, const void* data);

 GL_APICALL void         GL_APIENTRY glCompressedTexSubImage2D (GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const void* data);

 GL_APICALL void         GL_APIENTRY glCopyTexImage2D (GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border);

 GL_APICALL void         GL_APIENTRY glCopyTexSubImage2D (GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height);

 GL_APICALL GLuint       GL_APIENTRY glCreateProgram (void);

 GL_APICALL GLuint       GL_APIENTRY glCreateShader (GLenum type);

 GL_APICALL void         GL_APIENTRY glCullFace (GLenum mode);

 GL_APICALL void         GL_APIENTRY glDeleteBuffers (GLsizei n, const GLuint* buffers);

 GL_APICALL void         GL_APIENTRY glDeleteFramebuffers (GLsizei n, const GLuint* framebuffers);

 GL_APICALL void         GL_APIENTRY glDeleteTextures (GLsizei n, const GLuint* textures);

 GL_APICALL void         GL_APIENTRY glDeleteProgram (GLuint program);

 GL_APICALL void         GL_APIENTRY glDeleteRenderbuffers (GLsizei n, const GLuint* renderbuffers);

 GL_APICALL void         GL_APIENTRY glDeleteShader (GLuint shader);

 GL_APICALL void         GL_APIENTRY glDetachShader (GLuint program, GLuint shader);

 GL_APICALL void         GL_APIENTRY glDepthFunc (GLenum func);

 GL_APICALL void         GL_APIENTRY glDepthMask (GLboolean flag);

 GL_APICALL void         GL_APIENTRY glDepthRangef (GLclampf zNear, GLclampf zFar) __SOFTFP;

 GL_APICALL void         GL_APIENTRY glDisable (GLenum cap);

 GL_APICALL void         GL_APIENTRY glDisableVertexAttribArray (GLuint index);

 GL_APICALL void         GL_APIENTRY glDrawArrays (GLenum mode, GLint first, GLsizei count);

 GL_APICALL void         GL_APIENTRY glDrawElements (GLenum mode, GLsizei count, GLenum type, const void* indices);

 GL_APICALL void         GL_APIENTRY glEnable (GLenum cap);

 GL_APICALL void         GL_APIENTRY glEnableVertexAttribArray (GLuint index);

 GL_APICALL void         GL_APIENTRY glFinish (void);

 GL_APICALL void         GL_APIENTRY glFlush (void);

 GL_APICALL void         GL_APIENTRY glFramebufferRenderbuffer (GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer);

 GL_APICALL void         GL_APIENTRY glFramebufferTexture2D (GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);

 GL_APICALL void         GL_APIENTRY glFrontFace (GLenum mode);

 GL_APICALL void         GL_APIENTRY glGenBuffers (GLsizei n, GLuint* buffers);

 GL_APICALL void         GL_APIENTRY glGenerateMipmap (GLenum target);

 GL_APICALL void         GL_APIENTRY glGenFramebuffers (GLsizei n, GLuint* framebuffers);

 GL_APICALL void         GL_APIENTRY glGenRenderbuffers (GLsizei n, GLuint* renderbuffers);

 GL_APICALL void         GL_APIENTRY glGenTextures (GLsizei n, GLuint* textures);

 GL_APICALL void         GL_APIENTRY glGetActiveAttrib (GLuint program, GLuint index, GLsizei bufsize, GLsizei* length, GLint* size, GLenum* type, char* name);

 GL_APICALL void         GL_APIENTRY glGetActiveUniform (GLuint program, GLuint index, GLsizei bufsize, GLsizei* length, GLint* size, GLenum* type, char* name);

 GL_APICALL void         GL_APIENTRY glGetAttachedShaders (GLuint program, GLsizei maxcount, GLsizei* count, GLuint* shaders);

 GL_APICALL int          GL_APIENTRY glGetAttribLocation (GLuint program, const char* name);

 GL_APICALL void         GL_APIENTRY glGetBooleanv (GLenum pname, GLboolean* params);

 GL_APICALL void         GL_APIENTRY glGetBufferParameteriv (GLenum target, GLenum pname, GLint* params);

 GL_APICALL GLenum       GL_APIENTRY glGetError (void);

 GL_APICALL void         GL_APIENTRY glGetFloatv (GLenum pname, GLfloat* params);

 GL_APICALL void         GL_APIENTRY glGetFramebufferAttachmentParameteriv (GLenum target, GLenum attachment, GLenum pname, GLint* params);

 GL_APICALL void         GL_APIENTRY glGetIntegerv (GLenum pname, GLint* params);

 GL_APICALL void         GL_APIENTRY glGetProgramiv (GLuint program, GLenum pname, GLint* params);

 GL_APICALL void         GL_APIENTRY glGetProgramInfoLog (GLuint program, GLsizei bufsize, GLsizei* length, char* infolog);

 GL_APICALL void         GL_APIENTRY glGetRenderbufferParameteriv (GLenum target, GLenum pname, GLint* params);

 GL_APICALL void         GL_APIENTRY glGetShaderiv (GLuint shader, GLenum pname, GLint* params);

 GL_APICALL void         GL_APIENTRY glGetShaderInfoLog (GLuint shader, GLsizei bufsize, GLsizei* length, char* infolog);

 GL_APICALL void         GL_APIENTRY glGetShaderPrecisionFormat (GLenum shadertype, GLenum precisiontype, GLint* range, GLint* precision);

 GL_APICALL void         GL_APIENTRY glGetShaderSource (GLuint shader, GLsizei bufsize, GLsizei* length, char* source);

 GL_APICALL const GLubyte* GL_APIENTRY glGetString (GLenum name);

 GL_APICALL void         GL_APIENTRY glGetTexParameterfv (GLenum target, GLenum pname, GLfloat* params);

 GL_APICALL void         GL_APIENTRY glGetTexParameteriv (GLenum target, GLenum pname, GLint* params);

 GL_APICALL void         GL_APIENTRY glGetUniformfv (GLuint program, GLint location, GLfloat* params);

 GL_APICALL void         GL_APIENTRY glGetUniformiv (GLuint program, GLint location, GLint* params);

 GL_APICALL int          GL_APIENTRY glGetUniformLocation (GLuint program, const char* name);

 GL_APICALL void         GL_APIENTRY glGetVertexAttribfv (GLuint index, GLenum pname, GLfloat* params);

 GL_APICALL void         GL_APIENTRY glGetVertexAttribiv (GLuint index, GLenum pname, GLint* params);

 GL_APICALL void         GL_APIENTRY glGetVertexAttribPointerv (GLuint index, GLenum pname, void** pointer);

 GL_APICALL void         GL_APIENTRY glHint (GLenum target, GLenum mode);

 GL_APICALL GLboolean    GL_APIENTRY glIsBuffer (GLuint buffer);

 GL_APICALL GLboolean    GL_APIENTRY glIsEnabled (GLenum cap);

 GL_APICALL GLboolean    GL_APIENTRY glIsFramebuffer (GLuint framebuffer);

 GL_APICALL GLboolean    GL_APIENTRY glIsProgram (GLuint program);

 GL_APICALL GLboolean    GL_APIENTRY glIsRenderbuffer (GLuint renderbuffer);

 GL_APICALL GLboolean    GL_APIENTRY glIsShader (GLuint shader);

 GL_APICALL GLboolean    GL_APIENTRY glIsTexture (GLuint texture);

 GL_APICALL void         GL_APIENTRY glLineWidth (GLfloat width) __SOFTFP;

 GL_APICALL void         GL_APIENTRY glLinkProgram (GLuint program);

 GL_APICALL void         GL_APIENTRY glPixelStorei (GLenum pname, GLint param);

 GL_APICALL void         GL_APIENTRY glPolygonOffset (GLfloat factor, GLfloat units) __SOFTFP;

 GL_APICALL void         GL_APIENTRY glReadPixels (GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, void* pixels);

 GL_APICALL void         GL_APIENTRY glReleaseShaderCompiler (void);

 GL_APICALL void         GL_APIENTRY glRenderbufferStorage (GLenum target, GLenum internalformat, GLsizei width, GLsizei height);

 GL_APICALL void         GL_APIENTRY glSampleCoverage (GLclampf value, GLboolean invert) __SOFTFP;

 GL_APICALL void         GL_APIENTRY glScissor (GLint x, GLint y, GLsizei width, GLsizei height);

 GL_APICALL void         GL_APIENTRY glShaderBinary (GLint n, const GLuint* shaders, GLenum binaryformat, const void* binary, GLint length);

 GL_APICALL void         GL_APIENTRY glShaderSource (GLuint shader, GLsizei count, const char** string, const GLint* length);

 GL_APICALL void         GL_APIENTRY glStencilFunc (GLenum func, GLint ref, GLuint mask);

 GL_APICALL void         GL_APIENTRY glStencilFuncSeparate (GLenum face, GLenum func, GLint ref, GLuint mask);

 GL_APICALL void         GL_APIENTRY glStencilMask (GLuint mask);

 GL_APICALL void         GL_APIENTRY glStencilMaskSeparate (GLenum face, GLuint mask);

 GL_APICALL void         GL_APIENTRY glStencilOp (GLenum fail, GLenum zfail, GLenum zpass);

 GL_APICALL void         GL_APIENTRY glStencilOpSeparate (GLenum face, GLenum fail, GLenum zfail, GLenum zpass);

 GL_APICALL void         GL_APIENTRY glTexImage2D (GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const void* pixels);

 GL_APICALL void         GL_APIENTRY glTexParameterf (GLenum target, GLenum pname, GLfloat param) __SOFTFP;

 GL_APICALL void         GL_APIENTRY glTexParameterfv (GLenum target, GLenum pname, const GLfloat* params);

 GL_APICALL void         GL_APIENTRY glTexParameteri (GLenum target, GLenum pname, GLint param);

 GL_APICALL void         GL_APIENTRY glTexParameteriv (GLenum target, GLenum pname, const GLint* params);

 GL_APICALL void         GL_APIENTRY glTexSubImage2D (GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const void* pixels);

 GL_APICALL void         GL_APIENTRY glUniform1f (GLint location, GLfloat x) __SOFTFP;

 GL_APICALL void         GL_APIENTRY glUniform1fv (GLint location, GLsizei count, const GLfloat* v);

 GL_APICALL void         GL_APIENTRY glUniform1i (GLint location, GLint x);

 GL_APICALL void         GL_APIENTRY glUniform1iv (GLint location, GLsizei count, const GLint* v);

 GL_APICALL void         GL_APIENTRY glUniform2f (GLint location, GLfloat x, GLfloat y) __SOFTFP;

 GL_APICALL void         GL_APIENTRY glUniform2fv (GLint location, GLsizei count, const GLfloat* v);

 GL_APICALL void         GL_APIENTRY glUniform2i (GLint location, GLint x, GLint y);

 GL_APICALL void         GL_APIENTRY glUniform2iv (GLint location, GLsizei count, const GLint* v);

 GL_APICALL void         GL_APIENTRY glUniform3f (GLint location, GLfloat x, GLfloat y, GLfloat z) __SOFTFP;

 GL_APICALL void         GL_APIENTRY glUniform3fv (GLint location, GLsizei count, const GLfloat* v);

 GL_APICALL void         GL_APIENTRY glUniform3i (GLint location, GLint x, GLint y, GLint z);

 GL_APICALL void         GL_APIENTRY glUniform3iv (GLint location, GLsizei count, const GLint* v);

 GL_APICALL void         GL_APIENTRY glUniform4f (GLint location, GLfloat x, GLfloat y, GLfloat z, GLfloat w) __SOFTFP;

 GL_APICALL void         GL_APIENTRY glUniform4fv (GLint location, GLsizei count, const GLfloat* v);

 GL_APICALL void         GL_APIENTRY glUniform4i (GLint location, GLint x, GLint y, GLint z, GLint w);

 GL_APICALL void         GL_APIENTRY glUniform4iv (GLint location, GLsizei count, const GLint* v);

 GL_APICALL void         GL_APIENTRY glUniformMatrix2fv (GLint location, GLsizei count, GLboolean transpose, const GLfloat* value);

 GL_APICALL void         GL_APIENTRY glUniformMatrix3fv (GLint location, GLsizei count, GLboolean transpose, const GLfloat* value);

 GL_APICALL void         GL_APIENTRY glUniformMatrix4fv (GLint location, GLsizei count, GLboolean transpose, const GLfloat* value);

 GL_APICALL void         GL_APIENTRY glUseProgram (GLuint program);

 GL_APICALL void         GL_APIENTRY glValidateProgram (GLuint program);

 GL_APICALL void         GL_APIENTRY glVertexAttrib1f (GLuint indx, GLfloat x) __SOFTFP;

 GL_APICALL void         GL_APIENTRY glVertexAttrib1fv (GLuint indx, const GLfloat* values);

 GL_APICALL void         GL_APIENTRY glVertexAttrib2f (GLuint indx, GLfloat x, GLfloat y) __SOFTFP;

 GL_APICALL void         GL_APIENTRY glVertexAttrib2fv (GLuint indx, const GLfloat* values);

 GL_APICALL void         GL_APIENTRY glVertexAttrib3f (GLuint indx, GLfloat x, GLfloat y, GLfloat z) __SOFTFP;

 GL_APICALL void         GL_APIENTRY glVertexAttrib3fv (GLuint indx, const GLfloat* values);

 GL_APICALL void         GL_APIENTRY glVertexAttrib4f (GLuint indx, GLfloat x, GLfloat y, GLfloat z, GLfloat w) __SOFTFP;

 GL_APICALL void         GL_APIENTRY glVertexAttrib4fv (GLuint indx, const GLfloat* values);

 GL_APICALL void         GL_APIENTRY glVertexAttribPointer (GLuint indx, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const void* ptr);

 GL_APICALL void         GL_APIENTRY glViewport (GLint x, GLint y, GLsizei width, GLsizei height);

 #ifdef __cplusplus

 }

 #endif

 #include <GLES2/gl2extplatform.h>

 #endif /* __gl2_h_ */