- u -
- usage_dynamic_copy
: clan
- usage_dynamic_draw
: clan
- usage_dynamic_read
: clan
- usage_static_copy
: clan
- usage_static_draw
: clan
- usage_static_read
: clan
- usage_stream_copy
: clan
- usage_stream_draw
: clan
- usage_stream_read
: clan
- user_agent_sheet_origin
: clan
- user_sheet_origin
: clan