PICVIS

Finds the first unobscured FRAME picture in the graphics database

Description:

This application selects the first, i.e. oldest, unobstructed FRAME picture in the graphics database  for a graphics device. Unobstructed means that there is no younger picture overlying it either wholly or in part.

Usage:

picvis [device]

Parameters:

DEVICE = DEVICE (Read)
The graphics workstation. [The current graphics device]

Examples:

picvis
This selects the first unobscured FRAME picture for the current graphics device.
picvis xwindows
This selects the first unobscured FRAME picture for the xwindows graphics device.

Notes:

Related Applications

KAPPA: PICEMPTY, PICENTIRE, PICGRID, PICLAST, PICLIST, PICSEL.

Timing

The execution time is approximately proportional to a linear combination of the number of pictures in the database before the unobstructed FRAME picture is found, and the square of the number of pictures in the database.