Better I/O systems support for phase plots #1001
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+907
−116
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This PR provides better I/O systems support for making phase plots:
input_output_response
when the number of states, inputs, or outputs are incompatible with the system size by telling you which one didn't match.As an example of the changes, here is the code to produce a phase portrait for the inverted pendulum example in FBS2e, Figure 5.4:
Before:
After:
The changes are not major, but if you look at the number and spacing of arrows along the streamlines, you'll see examples of the changes there (some streamlines have no arrows in "before" plot). Also note the change in location of the title.