Did you mean (for vbox): GL_ARB_vertex_shader_functions   GL_AMD_vertex_shader_viewport_index  

Your search defs:GL_ATIX_vertex_shader_output_point_size did not match any files.
Suggestions:

• Make sure all terms are spelled correctly.
• Try different keywords.
• Try more general keywords.
• Use 'wil*' cards if you are looking for partial match.