Add python model for 2019 intake
Gear ratios are right, but the masses aren't yet
Change-Id: I5858bef62e283cb4c5a73d6414f1258a0c49e71c
diff --git a/y2019/control_loops/python/intake.py b/y2019/control_loops/python/intake.py
new file mode 100755
index 0000000..97f8880
--- /dev/null
+++ b/y2019/control_loops/python/intake.py
@@ -0,0 +1,54 @@
+#!/usr/bin/python
+
+from aos.util.trapezoid_profile import TrapezoidProfile
+from frc971.control_loops.python import control_loop
+from frc971.control_loops.python import angular_system
+from frc971.control_loops.python import controls
+import numpy
+import sys
+from matplotlib import pylab
+import gflags
+import glog
+
+FLAGS = gflags.FLAGS
+
+try:
+ gflags.DEFINE_bool('plot', False, 'If true, plot the loop response.')
+except gflags.DuplicateFlagError:
+ pass
+
+kIntake = angular_system.AngularSystemParams(
+ name='Intake',
+ motor=control_loop.BAG(),
+ G=(1.0 / 9.0) * (1.0 / 9.0) * (16.0 / 38.0),
+ # TODO(austin): Pull moments of inertia from CAD when it's done.
+ J=0.8,
+ q_pos=0.20,
+ q_vel=5.0,
+ kalman_q_pos=0.12,
+ kalman_q_vel=2.0,
+ kalman_q_voltage=4.0,
+ kalman_r_position=0.05)
+
+
+def main(argv):
+ if FLAGS.plot:
+ R = numpy.matrix([[numpy.pi / 2.0], [0.0]])
+ angular_system.PlotMotion(kIntake, R)
+ angular_system.PlotKick(kIntake, R)
+
+ # Write the generated constants out to a file.
+ if len(argv) != 5:
+ glog.fatal(
+ 'Expected .h file name and .cc file name for the intake and integral intake.'
+ )
+ else:
+ namespaces = ['y2019', 'control_loops', 'superstructure', 'intake']
+ angular_system.WriteAngularSystem(kIntake, argv[1:3], argv[3:5],
+ namespaces)
+
+
+if __name__ == '__main__':
+ argv = FLAGS(sys.argv)
+ glog.init()
+ sys.exit(main(argv))