pb_OpenCloseUV_Callback.m

% --- Executes on button press in pb_openUV.
function pb_OpenCloseUV_Callback(hObject, eventdata, handles)
%% ----- This function is OPEN LOOP CONTROL:
% manually opens/closes UV shutter to control DMD display with following parameters
...global data: DMDimage (DMD bitmap generated by the pushbutton "pb_generateDMDbitmap"
    % note: grayscale of the bitmap (255=black=DMD on, 0=white=DMD off)
...UV Iris level between 1 and 95 [%]from the user interface edit box 
    % note: for Intensity Control: to test the intesntiy effects, 
        ... we may change the bitmap grayscale = 255 (black)
        ... or change the UV iris level
...handles.hdvp: video display on the monitor (set in "pb_generateDMDbitmap_Callback.m")

global uv
global g_uvStatus
global hdvp
global DMDimage

handles = updateParameters(handles);
%% Open UV
if strcmp(get(handles.pb_OpenCloseUV,'String'), 'Open UV Light')
    icm_set_uv_status(1,handles.cp.uvIris);

    %% Change button string
    set(handles.pb_OpenCloseUV, 'String', 'Close UV Light');
    
    % update the Interferogram Status Bar for info
    set(handles.st_InterferogramStatusBar,'String', 'UV shutter opened and DMD bitmap displaying...');

%% Close UV
else
    icm_set_uv_status(0,handles.cp.uvIris)

    % Change button string
    set(handles.pb_OpenCloseUV, 'String', 'Open UV Light');
    set(handles.pb_OpenCloseUV, 'Enable', 'off');
    
    % update the Interferogram Status Bar for info
    set(handles.st_InterferogramStatusBar,'String','UV shutter closed and lamp disconnected');
    
end
guidata(hObject, handles);