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Last Update: 04-27-11

# The OpenGL Extension Wrangler Library

## Change Log

- 1.6.0 [04-27-11]
  - New extensions:
    - GL_AMD_blend_minmax_factor
    - GL_AMD_sample_positions
    - GL_EXT_x11_sync_object
    - GL_NV_texture_multisample
    - GL_NV_video_capture
    - GLX_NV_video_capture
    - WGL_NV_DX_interop
    - WGL_NV_video_capture
  - Bug fixes:
    - Define GLEW_NO_GLU for no glu dependency.
    - mx suffix for GLEW MX libraries, build both libraries by default.
    - Cygwin build improvements
    - Soname of GLEWmx shared libraries
    - Query GL extension string only once
    - GLX_OML_sync_control no longer requires C99
    - glDraw*InstancedARB moved from GL_ARB_draw_instanced to GL_ARB_instanced_arrays
    - glFramebufferTextureLayerEXT moved from GL_EXT_geometry_shader4 to GL_EXT_texture_array
    - Fixes for BSD build

- 1.5.8 [01-31-11]
  - New extensions:
    - GL_AMD_depth_clamp_separate
    - GL_EXT_texture_sRGB_decode
  - Bug fixes:
    - Borland C++ fix for __int64
    - GL_DOUBLE_MATNxM enumerants for OpenGL 4.0
    - Correction to glGetTransformFeedbackVarying
    - Correction to glSecondaryColorPointer
    - Corrections to glGetVertexAttribPointerv and glGetShaderSource
    - Switched code repository from svn to git

- 1.5.7 [11-03-10]
  - New extension:
    - GL_NVX_gpu_memory_info
  - Bug fixes:
    - Improved mingw32 build support
    - Improved cygwin build support
    - glGetPointervEXT fix
    - Add GLEW_VERSION_1_2_1

- 1.5.6 [09-07-10]
  - New features:
    - Support for OpenGL 4.1
  - New extensions:
    - GL_ARB_ES2_compatibility
    - GL_ARB_cl_event
    - GL_ARB_debug_output
    - GL_ARB_get_program_binary
    - GL_ARB_robustness
    - GL_ARB_separate_shader_objects
    - GL_ARB_shader_precision
    - GL_ARB_shader_stencil_export
    - GL_ARB_vertex_attrib_64bit
    - GL_ARB_viewport_array
    - GLX_ARB_create_context_robustness
    - GLX_EXT_create_context_es2_profile
    - WGL_ARB_create_context_robustness
    - WGL_EXT_create_context_es2_profile

- 1.5.5 [07-13-10]
  - New extensions:
    - GL_AMD_debug_output
    - GL_AMD_name_gen_delete
    - GL_AMD_transform_feedback3_lines_triangles
    - GL_NV_multisample_coverage
    - GL_NV_vdpau_interop
    - GLX_AMD_gpu_association
    - GLX_NV_multisample_coverage
    - WGL_NV_multisample_coverage
  - Bug fixes:
    - Compilation issue with GLX_SGI_video_sync
    - OpenGL 4.0 double-precision uniform functions added
    - Constness of glPointParameterfvARB and glPointParameterfvEXT
    - Added glVertexAttribDivisor
    - Compilation issue with Nvidia GLX headers

- 1.5.4 [04-21-10]
  - New features:
    - Support for OpenGL 3.3
    - Support for OpenGL 4.0
  - New extensions:
    - GL_AMD_conservative_depth
    - GL_ARB_blend_func_extended
    - GL_ARB_draw_indirect
    - GL_ARB_explicit_attrib_location
    - GL_ARB_gpu_shader5
    - GL_ARB_gpu_shader_fp64
    - GL_ARB_occlusion_query2
    - GL_ARB_sampler_objects
    - GL_ARB_shader_bit_encoding
    - GL_ARB_shader_subroutine
    - GL_ARB_shading_language_include
    - GL_ARB_tessellation_shader
    - GL_ARB_texture_buffer_object_rgb32
    - GL_ARB_texture_compression_bptc
    - GL_ARB_texture_rgb10_a2ui
    - GL_ARB_texture_swizzle
    - GL_ARB_timer_query
    - GL_ARB_transform_feedback2
    - GL_ARB_transform_feedback3
    - GL_ARB_vertex_type_2_10_10_10_rev
    - GL_EXT_shader_image_load_store
    - GL_EXT_vertex_attrib_64bit
    - GL_NV_gpu_program5
    - GL_NV_gpu_program_fp64
    - GL_NV_gpu_shader5
    - GL_NV_tessellation_program5
    - GL_NV_vertex_attrib_integer_64bit
    - GLX_ARB_vertex_buffer_object
  - Bug fixes:
    - Parameter constness fix for glPointParameteriv and glPointParameterfv

- 1.5.3 [02-28-10]
  - New extensions:
    - GLX_INTEL_swap_event
    - GL_AMD_seamless_cubemap_per_texture
    - GL_AMD_shader_stencil_export
  - Bug fixes:
    - Correct version detection for GL 3.1 and 3.2
    - Missing 3.1 enumerants
    - Add glew.pc

- 1.5.2 [12-31-09]
  - New features:
    - Support for OpenGL 3.1
    - Support for OpenGL 3.2
  - New extensions:
    - GL_AMD_draw_buffers_blend
    - GL_AMD_performance_monitor
    - GL_AMD_texture_texture4
    - GL_AMD_vertex_shader_tessellator
    - GL_APPLE_aux_depth_stencil
    - GL_APPLE_object_purgeable
    - GL_APPLE_rgb_422
    - GL_APPLE_row_bytes
    - GL_APPLE_vertex_program_evaluators
    - GL_ARB_compatibility
    - GL_ARB_copy_buffer
    - GL_ARB_depth_clamp
    - GL_ARB_draw_buffers_blend
    - GL_ARB_draw_elements_base_vertex
    - GL_ARB_fragment_coord_conventions
    - GL_ARB_provoking_vertex
    - GL_ARB_sample_shading
    - GL_ARB_seamless_cube_map
    - GL_ARB_shader_texture_lod
    - GL_ARB_sync
    - GL_ARB_texture_cube_map_array
    - GL_ARB_texture_gather
    - GL_ARB_texture_multisample
    - GL_ARB_texture_query_lod
    - GL_ARB_uniform_buffer_object
    - GL_ARB_vertex_array_bgra
    - GL_ATI_meminfo
    - GL_EXT_provoking_vertex
    - GL_EXT_separate_shader_objects
    - GL_EXT_texture_snorm
    - GL_NV_copy_image
    - GL_NV_parameter_buffer_object2
    - GL_NV_shader_buffer_load
    - GL_NV_texture_barrier
    - GL_NV_transform_feedback2
    - GL_NV_vertex_buffer_unified_memory
    - WGL_AMD_gpu_association
    - WGL_ARB_create_context_profile
    - WGL_NV_copy_image
    - GLX_ARB_create_context_profile
    - GLX_EXT_swap_control
    - GLX_NV_copy_image
  - Bug fixes:
    - DOS line endings for windows .zip archives only.
    - glTransformFeedbackVaryings arguments.
    - Resource leak in glewinfo and visualinfo tools.
    - WIN32_LEAN_AND_MEAN preprocessor pollution.
    - Fixed version detection for GLEW_VERSION_2_1 and GLEW_VERSION_3_0.
    - MesaGLUT glut.h GLAPIENTRY dependency.
    - glFramebufferTextureLayer correction.
    - OSX compiler warnings resolved.
    - Cygwin linking to opengl32 by default, rather than X11 OpenGL.
    - SnowLeopard (OSX 10.6) gl.h detection.
    - Use $(STRIP) consistently.

- 1.5.1 [11-03-08]
  - New features:
    - Support for OpenGL 3.0
  - New extensions:
    - GL_ARB_depth_buffer_float
    - GL_ARB_draw_instance,
    - GL_ARB_framebuffer_object
    - GL_ARB_framebuffer_sRGB
    - GL_ARB_geometry_shader4
    - GL_ARB_half_float_pixel
    - GL_ARB_half_float_vertex
    - GL_ARB_instanced_arrays
    - GL_ARB_map_buffer_range
    - GL_ARB_texture_buffer_object
    - GL_ARB_texture_compression_rgtc
    - GL_ARB_vertex_array_object
    - GL_EXT_direct_state_access
    - GL_EXT_texture_swizzle
    - GL_EXT_transform_feedback
    - GL_EXT_vertex_array_bgra
    - GL_NV_conditional_render
    - GL_NV_explicit_multisample
    - GL_NV_present_video
    - GL_SGIS_point_line_texgen
    - GL_SGIX_convolution_accuracy
    - WGL_ARB_create_context
    - WGL_ARB_framebuffer_sRGB
    - WGL_NV_present_video
    - WGL_NV_swap_group
    - WGL_NV_video_output
    - GLX_ARB_create_context
    - GLX_ARB_framebuffer_sRGB
    - GLX_NV_present_video
    - GLX_NV_swap_group
    - GLX_NV_video_output
  - Bug fixes:
    - Licensing issues with documentation
    - Problems with long long and _MSC_VER on MINGW
    - Incorrect parameter for glGetUniformLocation
    - glewGetExtension fails on last entry
    - Incomplete GL_NV_texture_shader tokens
    - Scripting problems on Cygwin
    - Incorrect definition for GLint on OS X

- 1.5.0 [12-27-07]
  - New features:
    - Licensing change (BSD, Mesa 3-D, Khronos)
    - Switch to using registry on www.opengl.org
    - Support for major and minor version strings
  - New extensions:
    - GL_APPLE_flush_buffer_range
    - GL_GREMEDY_frame_terminator
    - GLX_EXT_texture_from_pixmap
  - Bug fixes:
    - Incorrent 64-bit type definitions
    - Do not strip static library on install
    - Missing tokens in GL_ATI_fragment_shader and WGL_{ARB,EXT}_make_current_read
    - Missing tokens in GL_VERSION_2_1
    - Missing functions in GL_VERSION_1_4
    - Incorrect parameter type for glXCopyContext

- 1.4.0 [04-27-07]
  - New features:
    - Extension variables are declared const to avoid possible corruption of their values
  - New extensions:
    - GL_NV_depth_range_unclamped
  - Bug fixes:
    - Incorrect tokens in GL_NV_transform_feedback and GL_NV_framebuffer_multisample_coverage
    - Incorrect function names in GL_EXT_gpu_program_parameters
    - Missing tokens in GL_EXT_framebuffer_multisample
    - GLEW_MX initialization problem for WGL_{ARB,EXT}_extensions_string

- 1.3.6 [03-04-07]
  - New extensions:
    - GL_ATI_shader_texture_lod
    - GL_EXT_gpu_program_parameters
    - GL_NV_geometry_shader4
    - WGL_NV_gpu_affinity
    - GLX_SGIX_hyperpipe
  - Bug fixes:
    - Missing include guards in glxew.h
    - Makefile and install problems for Cygwin builds
    - Install problem for Linux AMD64 builds
    - Incorrent token in GL_ATI_texture_compression_3dc
    - Missing tokens from GL_ATIX_point_sprites

- 1.3.5 [11-21-06]
  - New features:
    - Support for core OpenGL 2.1
    - Debug support for glewIsSupported
  - New extensions:
    - GL_EXT_bindable_uniform
    - GL_EXT_draw_buffers2
    - GL_EXT_draw_instanced
    - GL_EXT_framebuffer_sRGB
    - GL_EXT_geometry_shader4
    - GL_EXT_gpu_shader4
    - GL_EXT_packed_float
    - GL_EXT_texture_array
    - GL_EXT_texture_buffer_object
    - GL_EXT_texture_compression_latc
    - GL_EXT_texture_compression_rgtc
    - GL_EXT_texture_integer
    - GL_EXT_texture_shared_exponent
    - GL_EXT_timer_query
    - GL_NV_depth_buffer_float
    - GL_NV_fragment_program4
    - GL_NV_framebuffer_multisample_coverage
    - GL_NV_geometry_program4
    - GL_NV_gpu_program4
    - GL_NV_parameter_buffer_object
    - GL_NV_transform_feedback
    - GL_NV_vertex_program4
    - GL_OES_byte_coordinates
    - GL_OES_compressed_paletted_texture
    - GL_OES_read_format
    - GL_OES_single_precision
    - WGL_EXT_pixel_format_packed_float
    - WGL_EXT_framebuffer_sRGB
    - GLX_EXT_fbconfig_packed_float
    - GLX_EXT_framebuffer_sRGB
  - Bug fixes:
    - Wrong GLXContext definition on Solaris
    - Makefile problem for parallel builds

- 1.3.4 [03-04-06]
  - New extensions:
    - GL_EXT_framebuffer_blit
    - GL_EXT_framebuffer_multisample
    - GL_EXT_packed_depth_stencil
    - GL_MESAX_texture_stack
    - WGL_3DL_stereo_control
  - Bug fixes:
    - glBlendEquation missing from GL_ARB_imaging
    - Wrong APIENTRY definition for Cygwin
    - Incorrect OS X OpenGL types
    - Unix 64-bit installation patch

- 1.3.3 [05-16-05]
  - New feature:
    - Code generation option to split source into multiple files
  - Bug fixes:
    - OpenGL 2.0 core initialization problems
    - Wrong value for token GL_SHADER_TYPE
    - Missing tokens in GL_ATI_fragment_shader
    - Missing entry points in GL_ARB_transpose_matrix

- 1.3.2 [03-16-05]
  - New extension:
    - GL_APPLE_pixel_buffer
  - Bug fixes:
    - Missing OpenGL 2.0 entry points
    - Missing tokens in GL_SGIX_shadow
    - MinGW makefile problem
    - Check for incorrect OpenGL version string on SiS hardware
    - Documentation update to meet the HTML 4.01 Transitional specification

- 1.3.1 [02-02-05]
  - New features:
    - Consistent Unix and Windows versioning
  - New extensions:
    - GL_EXT_framebuffer_object
    - GL_ARB_pixel_buffer_object
  - Bug fixes:
    - Missing OpenGL 2.0 tokens
    - Incorrect typedefs (GLhandleARB and GLhalf)
    - Borland compiler problems

- 1.3.0 [01-04-05]
  - New features:
    - Support for core OpenGL 2.0
    - `glewIsSupported` provides efficient string-based extension checks
    - Custom code generation from a list of extensions
    - Makefile changes
  - New extensions:
    - WGL_ATI_render_texture_rectangle
  - Bug fixes:
    - Incorrect function signature in OpenGL 1.5 core

- 1.2.5 [12-06-04]
  - New extensions:
    - GL_ATI_texture_compression_3dc
    - GL_EXT_Cg_shader
    - GL_EXT_draw_range_elements
    - GL_KTX_buffer_region
  - Bug fixes:
    - OpenGL version detection bug
    - Problems with wxWindows and MinGW compilation
    - `visualinfo` compilation problem with GLEW_MX specified
    - Wrong token name in OpenGL 1.5 core
  - Support for FreeBSD

- 1.2.4 [09-06-04]
  - Added ARB_draw_buffers and ARB_texture_rectangle
  - Fixed bug in ARB_shader_objects
  - Replaced `wglinfo` with `visualinfo`

- 1.2.3 [06-10-04]
  - Added GL_NV_fragment_program2, GL_NV_fragment_program_option, GL_NV_vertex_program2_option, GL_NV_vertex_program3
  - Bug fix in GL_ARB_vertex_blend

- 1.2.2 [05-08-04]
  - Added GL_EXT_pixel_buffer_object, removed GL_NV_element_array
  - Fixed GLEW_MX problems
  - Bug fix in GL_EXT_texture_rectangle and `wglinfo`

- 1.2.1 [03-18-04]
  - Bug fix in OpenGL version query (early release of 1.2.0 contained this bug)
  - Bug fix in GL_ARB_shader_objects and temporary bug fix in GL_ARB_vertex_shader
  - Added flags on GDI support and multisampling to `wglinfo`

- 1.2.0 [02-19-04]
  - Added full OpenGL 1.5 support
  - Added support for multiple rendering contexts with different capabilities
  - Added command line flags to `glewinfo` for selecting displays and visuals
  - Added GLX_SGIS_multisample, GLX_SUN_video_resize, and GL_SUN_read_video_pixels
  - Added MinGW/MSYS support
  - Bug fixes in GL_ARB_shader_objects and the OS X build

- 1.1.4 [12-15-03]
  - Added GL_APPLE_float_pixels, GL_APPLE_texture_range, GL_EXT_texture_cube_map, GL_EXT_texture_edge_clamp, GLX_ATI_pixel_format_float, and GLX_ATI_render_texture
  - Bug fixes in GL_ATI_map_object_buffer and GL_ATI_fragment_shader

- 1.1.3 [10-28-03]
  - Added Solaris and Darwin support
  - Added GL_ARB_fragment_shader, GL_ARB_shader_objects, and GL_ARB_vertex_shader
  - Fixed bug in GL_WIN_swap_hint
  - Removed `glewinfo`'s dependency on `GLUT`

- 1.1.2 [09-15-03]
  - Removed dependency on WGL_{ARB,EXT}_extensions_string to make GLEW run on Matrox cards
  - Added glewGetString for querying the GLEW version string

- 1.1.1 [08-11-03]
  - Added GLX_NV_float_buffer, GL_ARB_shading_language_100, and GL_ARB_texture_non_power_of_two
  - Fixed bug in GL_ARB_vertex_buffer_object
  - Minor updates in documentation

- 1.1.0 [07-08-03]
  - Added automatic code generation
  - Added almost every extension in the registry
  - Added separate namespace
  - Added Irix support
  - Updated documentation

- 1.0.7 [06-29-03]
  - Added GL_EXT_depth_bounds_test
  - Fixed typos

- 1.0.6 [05-05-03]
  - Added ARB_vertex_buffer_object and NV_half_float
  - Updated `wglinfo`
  - Temporary Linux bug fixes (problems with SDL and MESA)

- 1.0.5 [02-17-03]
  - Bug fixes
  - Added `wglinfo`
  - Updated documentation

- 1.0.4 [02-02-03]
  - Added NV_texture_expand_normal
  - Added mingw support
  - Updated documentation

- 1.0.3 [01-09-03]
  - Cleaned up ATI extensions
  - Changed function prototypes to match glext.h
  - Added EXT_texture3D
  - Fixed typos in ATI_vertex_attrib_array_object and ATI_draw_buffers

- 1.0.2 [12-21-02]
  - Added list of supported extensions to documentation
  - Added NV_half_float and NV_texgen_emboss

- 1.0.1 [12-17-02]
  - Bug fixes
  - Added glewGetExtension

- 1.0.0 [12-12-02]
  - Initial release