Scripts: camerapositions.py

# -----------------------------------------------------------------------------
# Print the camera location and angular field of view to the horizontal edges
# of the window for each position saved with "savepos".  Output is in the
# Reply Log (Favorites menu).
#
# The Camera always points in the negative z direction in the Chimera global
# coordinate system and the models are moved to see different orientations.
#
# This cycles through the positions with the "reset" command so the view
# is changed after running the script.
#
from chimera import viewer, runCommand
cam = viewer.camera

from Midas import positions
pnames = positions.keys()
pnames.sort()

for pname in pnames:
    runCommand('reset ' + pname)
    cx,cy,cz = cam.center
    fov = cam.fieldOfView
    print '%15s %9.6g %9.6g %9.6g   %9.6g' % (pname, cx, cy, cz, fov)