Unverified Commit 568ea462 authored by Oleg Alexandrov's avatar Oleg Alexandrov Committed by GitHub
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Update usgscsm_cam_test.rst (#487) 

* Update usgscsm_cam_test.rst

Clarify the usgscsm_cam_test documentation

* Update usgscsm_cam_test.rst

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docs/source/tools/usgscsm_cam_test.rst

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This program is shipped with the USGSCSM library in the ``bin`` directory.

This program is shipped with the USGSCSM library in the ``bin`` directory.

It can be used for performing several operations involving CSM camera

It can perform several operations involving CSM camera models, such as:

models, such as loading a camera model, whether in the original ISD format,



model state representation, or GXP .sup file exporting the model state, computing

 - Load a camera model, whether in the original ISD format, model state representation, or GXP .sup file

projections from pixels in the camera to the ground and back, and



then verifying that the original pixels are obtained.

 - Export the camera as a model state file



 - Compute projections from pixels in the camera to the ground and back, and measure the discrepancy with the original pixels.





Example (load a camera model and save the model state)::

Example (load a camera model and save the model state)::