Extension('VK_EXT_shader_viewport_index_layer', 1, True),
Extension('VK_EXT_shader_stencil_export', 1, True),
Extension('VK_EXT_shader_subgroup_ballot', 1, True),
Extension('VK_EXT_shader_subgroup_vote', 1, True),
Extension('VK_EXT_shader_viewport_index_layer', 1, True),
Extension('VK_EXT_shader_stencil_export', 1, True),
Extension('VK_EXT_shader_subgroup_ballot', 1, True),
Extension('VK_EXT_shader_subgroup_vote', 1, True),