////////////////////////////////////////////////////////////
//
// SFML - Simple and Fast Multimedia Library
// Copyright (C) 2007-2024 Laurent Gomila (laurent@sfml-dev.org)
//
// This software is provided 'as-is', without any express or implied warranty.
// In no event will the authors be held liable for any damages arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it freely,
// subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented;
//    you must not claim that you wrote the original software.
//    If you use this software in a product, an acknowledgment
//    in the product documentation would be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such,
//    and must not be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source distribution.
//
////////////////////////////////////////////////////////////

#pragma once

////////////////////////////////////////////////////////////
// Headers
////////////////////////////////////////////////////////////
#include <SFML/Config.hpp>

#include <glad/gl.h>

#ifdef SFML_OPENGL_ES

// SFML requires at a bare minimum OpenGL ES 1.0 capability
// Some extensions only incorporated by 2.0 are also required
// OpenGL ES 1.0 is defined relative to OpenGL 1.3
// OpenGL ES 1.1 is defined relative to OpenGL 1.5
// OpenGL ES 2.0 is defined relative to OpenGL 2.0
// All functionality beyond that is optional
// and has to be checked for prior to use

namespace sf::priv
{
// Stand-ins for desktop OpenGL feature-check flags
// NOLINTBEGIN(readability-identifier-naming)
inline int SF_GL_OES_multitexture         = 1;
inline int SF_GL_OES_vertex_buffer_object = 1;
// NOLINTEND(readability-identifier-naming)
} // namespace sf::priv

// Core since 1.0
#define GLEXT_multitexture          ::sf::priv::SF_GL_OES_multitexture
#define GLEXT_glClientActiveTexture glClientActiveTexture
#define GLEXT_glActiveTexture       glActiveTexture
#define GLEXT_GL_TEXTURE0           GL_TEXTURE0

#define GLEXT_multitexture_dependencies ::sf::priv::SF_GL_OES_multitexture, glClientActiveTexture, glActiveTexture

// Core since 1.0
#define GLEXT_texture_edge_clamp true
#define GLEXT_GL_CLAMP           GL_CLAMP_TO_EDGE
#define GLEXT_GL_CLAMP_TO_EDGE   GL_CLAMP_TO_EDGE

// Core since 1.1
// 1.1 does not support GL_STREAM_DRAW so we just define it to GL_DYNAMIC_DRAW
#define GLEXT_vertex_buffer_object ::sf::priv::SF_GL_OES_vertex_buffer_object
#define GLEXT_glBindBuffer         glBindBuffer
#define GLEXT_glBufferData         glBufferData
#define GLEXT_glBufferSubData      glBufferSubData
#define GLEXT_glDeleteBuffers      glDeleteBuffers
#define GLEXT_glGenBuffers         glGenBuffers
#define GLEXT_GL_ARRAY_BUFFER      GL_ARRAY_BUFFER
#define GLEXT_GL_DYNAMIC_DRAW      GL_DYNAMIC_DRAW
#define GLEXT_GL_STATIC_DRAW       GL_STATIC_DRAW
#define GLEXT_GL_STREAM_DRAW       GL_DYNAMIC_DRAW

#define GLEXT_vertex_buffer_object_dependencies \
    ::sf::priv::SF_GL_OES_vertex_buffer_object, glBindBuffer, glBufferData, glBufferSubData, glDeleteBuffers, glGenBuffers

// The following extensions are listed chronologically
// Extension macro first, followed by tokens then
// functions according to the corresponding specification

// The following extensions are required.

// Core since 2.0 - OES_blend_subtract
// glBlendEquation is provided by both OES_blend_subtract and EXT_blend_minmax
// If, for whatever reason, one entry point couldn't be loaded, try the other
#define GLEXT_blend_subtract           SF_GLAD_GL_OES_blend_subtract
#define GLEXT_glBlendEquation          (glBlendEquationOES ? glBlendEquationOES : glBlendEquationEXT)
#define GLEXT_GL_FUNC_ADD              GL_FUNC_ADD_OES
#define GLEXT_GL_FUNC_SUBTRACT         GL_FUNC_SUBTRACT_OES
#define GLEXT_GL_FUNC_REVERSE_SUBTRACT GL_FUNC_REVERSE_SUBTRACT_OES

#define GLEXT_OES_blend_subtract_dependencies SF_GLAD_GL_OES_blend_subtract, glBlendEquationOES

// The following extensions are optional.

// Core since 2.0 - OES_blend_func_separate
#define GLEXT_blend_func_separate SF_GLAD_GL_OES_blend_func_separate
#define GLEXT_glBlendFuncSeparate glBlendFuncSeparateOES

#define GLEXT_blend_func_separate_dependencies SF_GLAD_GL_OES_blend_func_separate, glBlendFuncSeparateOES

// Core since 2.0 - OES_blend_equation_separate
#define GLEXT_blend_equation_separate SF_GLAD_GL_OES_blend_equation_separate
#define GLEXT_glBlendEquationSeparate glBlendEquationSeparateOES

#define GLEXT_blend_equation_separate_dependencies SF_GLAD_GL_OES_blend_equation_separate, glBlendEquationSeparateOES

// Core since 2.0 - OES_texture_npot
#define GLEXT_texture_non_power_of_two false

// Core since 2.0 - OES_framebuffer_object
#define GLEXT_framebuffer_object               SF_GLAD_GL_OES_framebuffer_object
#define GLEXT_glBindRenderbuffer               glBindRenderbufferOES
#define GLEXT_glDeleteRenderbuffers            glDeleteRenderbuffersOES
#define GLEXT_glGenRenderbuffers               glGenRenderbuffersOES
#define GLEXT_glRenderbufferStorage            glRenderbufferStorageOES
#define GLEXT_glBindFramebuffer                glBindFramebufferOES
#define GLEXT_glDeleteFramebuffers             glDeleteFramebuffersOES
#define GLEXT_glGenFramebuffers                glGenFramebuffersOES
#define GLEXT_glCheckFramebufferStatus         glCheckFramebufferStatusOES
#define GLEXT_glFramebufferTexture2D           glFramebufferTexture2DOES
#define GLEXT_glFramebufferRenderbuffer        glFramebufferRenderbufferOES
#define GLEXT_glGenerateMipmap                 glGenerateMipmapOES
#define GLEXT_GL_FRAMEBUFFER                   GL_FRAMEBUFFER_OES
#define GLEXT_GL_RENDERBUFFER                  GL_RENDERBUFFER_OES
#define GLEXT_GL_DEPTH_COMPONENT               GL_DEPTH_COMPONENT16_OES
#define GLEXT_GL_STENCIL_INDEX8                GL_STENCIL_INDEX8
#define GLEXT_GL_COLOR_ATTACHMENT0             GL_COLOR_ATTACHMENT0_OES
#define GLEXT_GL_DEPTH_ATTACHMENT              GL_DEPTH_ATTACHMENT_OES
#define GLEXT_GL_FRAMEBUFFER_COMPLETE          GL_FRAMEBUFFER_COMPLETE_OES
#define GLEXT_GL_FRAMEBUFFER_BINDING           GL_FRAMEBUFFER_BINDING_OES
#define GLEXT_GL_INVALID_FRAMEBUFFER_OPERATION GL_INVALID_FRAMEBUFFER_OPERATION_OES
#define GLEXT_GL_STENCIL_ATTACHMENT            GL_STENCIL_ATTACHMENT_OES

#define GLEXT_framebuffer_object_dependencies                                                                  \
    SF_GLAD_GL_OES_framebuffer_object, glBindRenderbufferOES, glDeleteRenderbuffersOES, glGenRenderbuffersOES, \
        glRenderbufferStorageOES, glBindFramebufferOES, glDeleteFramebuffersOES, glGenFramebuffersOES,         \
        glCheckFramebufferStatusOES, glFramebufferTexture2DOES, glFramebufferRenderbufferOES, glGenerateMipmapOES

// Core since 3.0
#define GLEXT_packed_depth_stencil SF_GLAD_GL_OES_packed_depth_stencil
#define GLEXT_GL_DEPTH24_STENCIL8  GL_DEPTH24_STENCIL8_OES

// Core since 3.0
#define GLEXT_framebuffer_blit false
#define GLEXT_glBlitFramebuffer \
    glBlitFramebufferEXT // Placeholder to satisfy the compiler, entry point is not loaded in GLES
#define GLEXT_GL_READ_FRAMEBUFFER         0
#define GLEXT_GL_DRAW_FRAMEBUFFER         0
#define GLEXT_GL_DRAW_FRAMEBUFFER_BINDING 0
#define GLEXT_GL_READ_FRAMEBUFFER_BINDING 0

// Core since 3.0
#define GLEXT_framebuffer_multisample false
#define GLEXT_glRenderbufferStorageMultisample \
    glRenderbufferStorageMultisampleEXT // Placeholder to satisfy the compiler, entry point is not loaded in GLES
#define GLEXT_GL_MAX_SAMPLES 0

// Core since 3.0 - NV_copy_buffer
#define GLEXT_copy_buffer          false
#define GLEXT_GL_COPY_READ_BUFFER  0
#define GLEXT_GL_COPY_WRITE_BUFFER 0
#define GLEXT_glCopyBufferSubData \
    glCopyBufferSubData // Placeholder to satisfy the compiler, entry point is not loaded in GLES

// Core since 3.0 - EXT_sRGB
#define GLEXT_texture_sRGB    false
#define GLEXT_GL_SRGB8_ALPHA8 0

// Core since 3.0 - EXT_blend_minmax
#define GLEXT_blend_minmax SF_GLAD_GL_EXT_blend_minmax
// glBlendEquation is provided by OES_blend_subtract, see above
#define GLEXT_GL_MIN GL_MIN_EXT
#define GLEXT_GL_MAX GL_MAX_EXT

#define GLEXT_EXT_blend_minmax_dependencies SF_GLAD_GL_EXT_blend_minmax, glBlendEquationEXT

#else

// SFML requires at a bare minimum OpenGL 1.1 capability
// All functionality beyond that is optional
// and has to be checked for prior to use

// Core since 1.1
#define GLEXT_GL_DEPTH_COMPONENT GL_DEPTH_COMPONENT
#define GLEXT_GL_CLAMP           GL_CLAMP

// The following extensions are listed chronologically
// Extension macro first, followed by tokens then
// functions according to the corresponding specification

// The following extensions are optional.

// Core since 1.2 - SGIS_texture_edge_clamp / EXT_texture_edge_clamp
#define GLEXT_texture_edge_clamp SF_GLAD_GL_SGIS_texture_edge_clamp
#define GLEXT_GL_CLAMP_TO_EDGE   GL_CLAMP_TO_EDGE_SGIS

// Core since 1.2 - EXT_blend_minmax
#define GLEXT_blend_minmax       SF_GLAD_GL_EXT_blend_minmax
#define GLEXT_glBlendEquation    glBlendEquationEXT
#define GLEXT_GL_FUNC_ADD        GL_FUNC_ADD_EXT
#define GLEXT_GL_MIN             GL_MIN_EXT
#define GLEXT_GL_MAX             GL_MAX_EXT

#define GLEXT_blend_minmax_dependencies SF_GLAD_GL_EXT_blend_minmax, glBlendEquationEXT

// Core since 1.2 - EXT_blend_subtract
#define GLEXT_blend_subtract            SF_GLAD_GL_EXT_blend_subtract
#define GLEXT_GL_FUNC_SUBTRACT          GL_FUNC_SUBTRACT_EXT
#define GLEXT_GL_FUNC_REVERSE_SUBTRACT  GL_FUNC_REVERSE_SUBTRACT_EXT

// Core since 1.3 - ARB_multitexture
#define GLEXT_multitexture              SF_GLAD_GL_ARB_multitexture
#define GLEXT_glClientActiveTexture     glClientActiveTextureARB
#define GLEXT_glActiveTexture           glActiveTextureARB
#define GLEXT_GL_TEXTURE0               GL_TEXTURE0_ARB

#define GLEXT_multitexture_dependencies SF_GLAD_GL_ARB_multitexture, glClientActiveTextureARB, glActiveTextureARB

// Core since 1.4 - EXT_blend_func_separate
#define GLEXT_blend_func_separate       SF_GLAD_GL_EXT_blend_func_separate
#define GLEXT_glBlendFuncSeparate       glBlendFuncSeparateEXT

#define GLEXT_blend_func_separate_dependencies SF_GLAD_GL_EXT_blend_func_separate, glBlendFuncSeparateEXT

// Core since 1.5 - ARB_vertex_buffer_object
#define GLEXT_vertex_buffer_object             SF_GLAD_GL_ARB_vertex_buffer_object
#define GLEXT_GL_ARRAY_BUFFER                  GL_ARRAY_BUFFER_ARB
#define GLEXT_GL_DYNAMIC_DRAW                  GL_DYNAMIC_DRAW_ARB
#define GLEXT_GL_READ_ONLY                     GL_READ_ONLY_ARB
#define GLEXT_GL_STATIC_DRAW                   GL_STATIC_DRAW_ARB
#define GLEXT_GL_STREAM_DRAW                   GL_STREAM_DRAW_ARB
#define GLEXT_GL_WRITE_ONLY                    GL_WRITE_ONLY_ARB
#define GLEXT_glBindBuffer                     glBindBufferARB
#define GLEXT_glBufferData                     glBufferDataARB
#define GLEXT_glBufferSubData                  glBufferSubDataARB
#define GLEXT_glDeleteBuffers                  glDeleteBuffersARB
#define GLEXT_glGenBuffers                     glGenBuffersARB
#define GLEXT_glMapBuffer                      glMapBufferARB
#define GLEXT_glUnmapBuffer                    glUnmapBufferARB

#define GLEXT_vertex_buffer_object_dependencies                                                                    \
    SF_GLAD_GL_ARB_vertex_buffer_object, glBindBufferARB, glBufferDataARB, glBufferSubDataARB, glDeleteBuffersARB, \
        glGenBuffersARB, glMapBufferARB, glUnmapBufferARB

// Core since 2.0 - ARB_shading_language_100
#define GLEXT_shading_language_100     SF_GLAD_GL_ARB_shading_language_100

// Core since 2.0 - ARB_shader_objects
#define GLEXT_shader_objects           SF_GLAD_GL_ARB_shader_objects
#define GLEXT_glDeleteObject           glDeleteObjectARB
#define GLEXT_glGetHandle              glGetHandleARB
#define GLEXT_glCreateShaderObject     glCreateShaderObjectARB
#define GLEXT_glShaderSource           glShaderSourceARB
#define GLEXT_glCompileShader          glCompileShaderARB
#define GLEXT_glCreateProgramObject    glCreateProgramObjectARB
#define GLEXT_glAttachObject           glAttachObjectARB
#define GLEXT_glLinkProgram            glLinkProgramARB
#define GLEXT_glUseProgramObject       glUseProgramObjectARB
#define GLEXT_glUniform1f              glUniform1fARB
#define GLEXT_glUniform2f              glUniform2fARB
#define GLEXT_glUniform3f              glUniform3fARB
#define GLEXT_glUniform4f              glUniform4fARB
#define GLEXT_glUniform1i              glUniform1iARB
#define GLEXT_glUniform2i              glUniform2iARB
#define GLEXT_glUniform3i              glUniform3iARB
#define GLEXT_glUniform4i              glUniform4iARB
#define GLEXT_glUniform1fv             glUniform1fvARB
#define GLEXT_glUniform2fv             glUniform2fvARB
#define GLEXT_glUniform2iv             glUniform2ivARB
#define GLEXT_glUniform3fv             glUniform3fvARB
#define GLEXT_glUniform4fv             glUniform4fvARB
#define GLEXT_glUniformMatrix3fv       glUniformMatrix3fvARB
#define GLEXT_glUniformMatrix4fv       glUniformMatrix4fvARB
#define GLEXT_glGetObjectParameteriv   glGetObjectParameterivARB
#define GLEXT_glGetInfoLog             glGetInfoLogARB
#define GLEXT_glGetUniformLocation     glGetUniformLocationARB
#define GLEXT_GL_PROGRAM_OBJECT        GL_PROGRAM_OBJECT_ARB
#define GLEXT_GL_OBJECT_COMPILE_STATUS GL_OBJECT_COMPILE_STATUS_ARB
#define GLEXT_GL_OBJECT_LINK_STATUS    GL_OBJECT_LINK_STATUS_ARB
#define GLEXT_GLhandle                 GLhandleARB

#define GLEXT_shader_objects_dependencies                                                                               \
    SF_GLAD_GL_ARB_shader_objects, glDeleteObjectARB, glGetHandleARB, glCreateShaderObjectARB, glShaderSourceARB,       \
        glCompileShaderARB, glCreateProgramObjectARB, glAttachObjectARB, glLinkProgramARB, glUseProgramObjectARB,       \
        glUniform1fARB, glUniform2fARB, glUniform3fARB, glUniform4fARB, glUniform1iARB, glUniform2iARB, glUniform3iARB, \
        glUniform4iARB, glUniform1fvARB, glUniform2fvARB, glUniform2ivARB, glUniform3fvARB, glUniform4fvARB,            \
        glUniformMatrix3fvARB, glUniformMatrix4fvARB, glGetObjectParameterivARB, glGetInfoLogARB, glGetUniformLocationARB

// Core since 2.0 - ARB_vertex_shader
#define GLEXT_vertex_shader                       SF_GLAD_GL_ARB_vertex_shader
#define GLEXT_GL_VERTEX_SHADER                    GL_VERTEX_SHADER_ARB
#define GLEXT_GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS_ARB

// Core since 2.0 - ARB_fragment_shader
#define GLEXT_fragment_shader                     SF_GLAD_GL_ARB_fragment_shader
#define GLEXT_GL_FRAGMENT_SHADER                  GL_FRAGMENT_SHADER_ARB

// Core since 2.0 - ARB_texture_non_power_of_two
#define GLEXT_texture_non_power_of_two            SF_GLAD_GL_ARB_texture_non_power_of_two

// Core since 2.0 - EXT_blend_equation_separate
#define GLEXT_blend_equation_separate             SF_GLAD_GL_EXT_blend_equation_separate
#define GLEXT_glBlendEquationSeparate             glBlendEquationSeparateEXT

#define GLEXT_blend_equation_separate_dependencies SF_GLAD_GL_EXT_blend_equation_separate, glBlendEquationSeparateEXT

// Core since 2.1 - EXT_texture_sRGB
#define GLEXT_texture_sRGB                         SF_GLAD_GL_EXT_texture_sRGB
#define GLEXT_GL_SRGB8_ALPHA8                      GL_SRGB8_ALPHA8_EXT

// Core since 3.0 - EXT_framebuffer_object
#define GLEXT_framebuffer_object                   SF_GLAD_GL_EXT_framebuffer_object
#define GLEXT_glBindRenderbuffer                   glBindRenderbufferEXT
#define GLEXT_glDeleteRenderbuffers                glDeleteRenderbuffersEXT
#define GLEXT_glGenRenderbuffers                   glGenRenderbuffersEXT
#define GLEXT_glRenderbufferStorage                glRenderbufferStorageEXT
#define GLEXT_glBindFramebuffer                    glBindFramebufferEXT
#define GLEXT_glDeleteFramebuffers                 glDeleteFramebuffersEXT
#define GLEXT_glGenFramebuffers                    glGenFramebuffersEXT
#define GLEXT_glCheckFramebufferStatus             glCheckFramebufferStatusEXT
#define GLEXT_glFramebufferTexture2D               glFramebufferTexture2DEXT
#define GLEXT_glFramebufferRenderbuffer            glFramebufferRenderbufferEXT
#define GLEXT_glGenerateMipmap                     glGenerateMipmapEXT
#define GLEXT_GL_FRAMEBUFFER                       GL_FRAMEBUFFER_EXT
#define GLEXT_GL_RENDERBUFFER                      GL_RENDERBUFFER_EXT
#define GLEXT_GL_STENCIL_INDEX8                    GL_STENCIL_INDEX8_EXT
#define GLEXT_GL_COLOR_ATTACHMENT0                 GL_COLOR_ATTACHMENT0_EXT
#define GLEXT_GL_DEPTH_ATTACHMENT                  GL_DEPTH_ATTACHMENT_EXT
#define GLEXT_GL_FRAMEBUFFER_COMPLETE              GL_FRAMEBUFFER_COMPLETE_EXT
#define GLEXT_GL_FRAMEBUFFER_BINDING               GL_FRAMEBUFFER_BINDING_EXT
#define GLEXT_GL_INVALID_FRAMEBUFFER_OPERATION     GL_INVALID_FRAMEBUFFER_OPERATION_EXT
#define GLEXT_GL_STENCIL_ATTACHMENT                GL_STENCIL_ATTACHMENT_EXT

#define GLEXT_framebuffer_object_dependencies                                                                  \
    SF_GLAD_GL_EXT_framebuffer_object, glBindRenderbufferEXT, glDeleteRenderbuffersEXT, glGenRenderbuffersEXT, \
        glRenderbufferStorageEXT, glBindFramebufferEXT, glDeleteFramebuffersEXT, glGenFramebuffersEXT,         \
        glCheckFramebufferStatusEXT, glFramebufferTexture2DEXT, glFramebufferRenderbufferEXT, glGenerateMipmapEXT

// Core since 3.0 - EXT_packed_depth_stencil
#define GLEXT_packed_depth_stencil        SF_GLAD_GL_EXT_packed_depth_stencil
#define GLEXT_GL_DEPTH24_STENCIL8         GL_DEPTH24_STENCIL8_EXT

// Core since 3.0 - EXT_framebuffer_blit
#define GLEXT_framebuffer_blit            SF_GLAD_GL_EXT_framebuffer_blit
#define GLEXT_glBlitFramebuffer           glBlitFramebufferEXT
#define GLEXT_GL_READ_FRAMEBUFFER         GL_READ_FRAMEBUFFER_EXT
#define GLEXT_GL_DRAW_FRAMEBUFFER         GL_DRAW_FRAMEBUFFER_EXT
#define GLEXT_GL_DRAW_FRAMEBUFFER_BINDING GL_DRAW_FRAMEBUFFER_BINDING_EXT
#define GLEXT_GL_READ_FRAMEBUFFER_BINDING GL_READ_FRAMEBUFFER_BINDING_EXT

#define GLEXT_framebuffer_blit_dependencies    SF_GLAD_GL_EXT_framebuffer_blit, glBlitFramebufferEXT

// Core since 3.0 - EXT_framebuffer_multisample
#define GLEXT_framebuffer_multisample          SF_GLAD_GL_EXT_framebuffer_multisample
#define GLEXT_glRenderbufferStorageMultisample glRenderbufferStorageMultisampleEXT
#define GLEXT_GL_MAX_SAMPLES                   GL_MAX_SAMPLES_EXT

#define GLEXT_framebuffer_multisample_dependencies \
    SF_GLAD_GL_EXT_framebuffer_multisample, glRenderbufferStorageMultisampleEXT

// Core since 3.1 - ARB_copy_buffer
#define GLEXT_copy_buffer          SF_GLAD_GL_ARB_copy_buffer
#define GLEXT_GL_COPY_READ_BUFFER  GL_COPY_READ_BUFFER
#define GLEXT_GL_COPY_WRITE_BUFFER GL_COPY_WRITE_BUFFER
#define GLEXT_glCopyBufferSubData  glCopyBufferSubData

#define GLEXT_copy_buffer_dependencies SF_GLAD_GL_ARB_copy_buffer, glCopyBufferSubData

// Core since 3.2 - ARB_geometry_shader4
#define GLEXT_geometry_shader4         SF_GLAD_GL_ARB_geometry_shader4
#define GLEXT_GL_GEOMETRY_SHADER       GL_GEOMETRY_SHADER_ARB

#endif

// OpenGL Versions
#define GLEXT_GL_VERSION_1_0 SF_GLAD_GL_VERSION_1_0
#define GLEXT_GL_VERSION_1_1 SF_GLAD_GL_VERSION_1_1
#define GLEXT_GL_VERSION_1_2 SF_GLAD_GL_VERSION_1_2
#define GLEXT_GL_VERSION_1_3 SF_GLAD_GL_VERSION_1_3
#define GLEXT_GL_VERSION_1_4 SF_GLAD_GL_VERSION_1_4
#define GLEXT_GL_VERSION_1_5 SF_GLAD_GL_VERSION_1_5
#define GLEXT_GL_VERSION_2_0 SF_GLAD_GL_VERSION_2_0
#define GLEXT_GL_VERSION_2_1 SF_GLAD_GL_VERSION_2_1
#define GLEXT_GL_VERSION_3_0 SF_GLAD_GL_VERSION_3_0
#define GLEXT_GL_VERSION_3_1 SF_GLAD_GL_VERSION_3_1
#define GLEXT_GL_VERSION_3_2 SF_GLAD_GL_VERSION_3_2
#define GLEXT_GL_VERSION_3_3 SF_GLAD_GL_VERSION_3_3
#define GLEXT_GL_VERSION_4_0 SF_GLAD_GL_VERSION_4_0
#define GLEXT_GL_VERSION_4_1 SF_GLAD_GL_VERSION_4_1
#define GLEXT_GL_VERSION_4_2 SF_GLAD_GL_VERSION_4_2
#define GLEXT_GL_VERSION_4_3 SF_GLAD_GL_VERSION_4_3
#define GLEXT_GL_VERSION_4_4 SF_GLAD_GL_VERSION_4_4
#define GLEXT_GL_VERSION_4_5 SF_GLAD_GL_VERSION_4_5
#define GLEXT_GL_VERSION_4_6 SF_GLAD_GL_VERSION_4_6

namespace sf::priv
{

////////////////////////////////////////////////////////////
/// \brief Make sure that extensions are initialized
///
////////////////////////////////////////////////////////////
void ensureExtensionsInit();

} // namespace sf::priv
