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Physics QA Star Shot Tool

Parameter Settings of Tools and Utilities

A Isocenter (x,y) coordinates at star shot image (blue dotted lines) and rotation angle of the isocross (0° at 12:00 position). Y axis of the isocross is marked with circular indicator.
B Radius selector for inner and outer anaysis circle.
button to lock or unlock radii difference.
button to select filter area.
button for isocross registration to isocenter fiducials.
C Number of detected beam points at inner and outer analysis circle.
Distance between machine isocenter and center of minimum circle including all beam intersection points.
Offset between centroid of all beam intersection points and machine isocenter.

Analysis tools

Fiducials, Markers Select fiducials and markers for image registration.
Levelling Modify image color levels, image contrast and color channels.
Star shot analysis Anylyses star shot imag and determines beam locations, intersection points and isocenter offset./td>
Star shot report Genrates report of star shot analysis that can be saved as Postscript file (pdf), Word document (docx) or image sequence (bmp).
Pause Pause image tools, unselects current tool and renders tool utilities into non-edit mode.
Depending on tool 'Auto hide' option any tool specific panels or utilities are hidden when pause is selected.
Chart settings Modify chart scalling, image position, axis units, grid lines, fonts, lines, colors.
Editor configuration Manage image editor configuration (parameters).
Loads, saves editor configuration to and from file.
Copies, pastes editor configuration between different instances of OrthoChrome software.
Help Link to web based help (e.g. this page).