Is_Showddoverlay - THORLABS DCU223x Operation Manual And Sdk

DCx Cameras

4.5.47 is_ShowDDOverlay

USB 2.0
Syntax
INT is_ShowDDOverlay (HIDS hCam)
Description
Attention
This function is obsolete and should not be used anymore. We recommend to use the
function instead (see also
198
In DirectDraw BackBuffer mode, is_ShowDDOverlay() displays the overlay, i.e. the most recent data stored in
the overlay buffer. With some graphics cards, overlay display may reduce the frame rate.
Input parameters
hCam
Return values
IS_SUCCESS
IS_NO_SUCCESS
Related functions
is_HideDDOverlay()
is_DisableDDOverlay()
is_EnableDDOverlay()
is_GetDDOvlSurface()
is_SetDisplayMode()
446
-
Obsolete functions
379
393
383
384
389
322
).
Camera handle
Function executed successfully
General error message
is_DirectRenderer()
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