Cross

Creates a fixtured Cross structure.

Parameter Description

Image

This argument must reference a spreadsheet cell that contains a valid Image data structure. By default, the cell referenced is cell A0, containing the Image data structure returned by the AcquireImage function.

Fixture

Specifies the image coordinate system in which the cross is defined.

X

The X-offset of the origin, in fixture coordinates.

Y

The Y-offset of the origin, in fixture coordinates.

Theta

The rotation from the image X-axis, in the image coordinate system. (+/-360 degrees clockwise)

Cross

Specifies the size and position of the cross, in fixture coordinates.

X

The X-offset of the cross.

Y

The Y-offset of the cross.

Angle

Rotation from fixture X-axis.

Width

Width of the cross.

Height

Height of the cross.
Show

Specifies the display mode for the cross graphical overlay on the image.

0 = hide all (default)

The cross structure is not be displayed unless the cell containing the Cross function is highlighted in the spreadsheet.

2 = input graphics only

The cross graphic is always displayed.

Note: The Fixture and Cross parameters must be defined within the bounds of the image. Otherwise, the function returns #ERR.

Returns

A Cross data structure, or #ERR if any of the input parameters are invalid.

Results

When Cross is initially inserted into a cell, the following Structures Vision Data Access functions are automatically inserted into the spreadsheet to create a result table:

Label Function Description

X

GetX(Cross)

Returns the row offset of the center of the cross, in image coordinates.

Y

GetY(Cross)

Returns the column offset of the center of the cross, in image coordinates.

Angle

GetAngle(Cross)

Returns the orientation of the cross.

Height

GetHeight(Cross)

The height value.

Width

GetWidth(Cross)

The width value.