extension ARB_geometry_shader4
# We use the version from EXT_texture_array
ignore glFramebufferTextureLayerARB
# Not promoted to core
ignore glFramebufferTextureFaceARB
ignore GL_MAX_GEOMETRY_VARYING_COMPONENTS_ARB
ignore GL_MAX_VERTEX_VARYING_COMPONENTS_ARB
# Not promoted but required to support the extension flavor of geometry shaders
optional GL_GEOMETRY_INPUT_TYPE_ARB
optional GL_GEOMETRY_OUTPUT_TYPE_ARB
optional GL_GEOMETRY_VERTICES_OUT_ARB
optional glProgramParameteriARB
optional GL_FRAMEBUFFER_INCOMPLETE_LAYER_COUNT_ARB