NAME

DdInqResolution − Return the resolution of a device

SYNOPSIS

C:

void DdInqResolution(device, x, y)
DtObject device;
DtReal ∗x;
DtReal ∗y;

Fortran:

CALL DDQR(DEVICE, X, Y)
INTEGER∗4 DEVICE
REAL∗8 X
REAL∗8 Y

DESCRIPTION

DdInqResolution returns the size of a pixel (in millimeters) on the device, device.  It returns the width and height values in the two parameters x and y supplied. 

DdInqExtent <DDQE> is used to determine the extent of the device in XYZ. 

ERRORS

DdInqResolution will fail if the device handle is invalid. 

[WARNING - invalid device handle]

SEE ALSO

DdInqExtent(3D)

September 29, 2021