query_lutQueryLutQueryLutquery_lutT_query_lut

HALCON ScriptCpp++.NETPythonC

Short description

query_lutQueryLutQueryLutquery_lutT_query_lut — Query all available look-up-tables (lut).

Signature

query_lut( window WindowHandle, out string LookUpTable )void QueryLut( const HTuple& WindowHandle, HTuple* LookUpTable )static void HOperatorSet.QueryLut( HTuple windowHandle, out HTuple lookUpTable )def query_lut( window_handle: HHandle ) -> Sequence[str]

Herror T_query_lut( const Htuple WindowHandle, Htuple* LookUpTable )

HTuple HWindow::QueryLut( ) const

HTuple HWindow.QueryLut( )

Description

query_lutQueryLut returns the names of all look-up-tables available on the current used device. These tables can be set with set_lutSetLut. An table named ‘default’ is always available.

Execution information

Execution information

• Multithreading type: reentrant (runs in parallel with non-exclusive operators).

• Multithreading scope: global (may be called from any thread).

• Processed without parallelization.

Parameters

WindowHandlewindowHandlewindow_handle (input_control) window → (handle)HTuple (HHandle)HWindow, HTuple (IntPtr)HHandleHtuple (handle)

Window handle.

LookUpTablelookUpTablelook_up_table (output_control) string-array → (string)HTuple (HString)HTuple (string)Sequence[str]Htuple (char*)

Names of look-up-tables.

Result

query_lutQueryLut returns 2 (H_MSG_TRUE) if a window is valid. Otherwise an exception is raised.

Combinations with other operators

Combinations

Possible successors

set_lutSetLut, disp_lutDispLut

See also

set_lutSetLut

Module

Foundation