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Protect motor from going nuts in angled mode

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This commit is contained in:
Andrey Pohilko 2017-12-24 11:32:42 +03:00
parent 6878cbeda7
commit 2e2e36d560
1 changed files with 8 additions and 2 deletions
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10
pylgbst/peripherals.py
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@ -172,11 +172,17 @@ class EncodedMotor(Peripheral):
if self.port == PORT_AB: if self.port == PORT_AB:
mtype += 1 # de-facto rule mtype += 1 # de-facto rule
abs_primary = self._speed_abs(speed_primary)
abs_secondary = self._speed_abs(speed_secondary)
if mtype == self.ANGLED_GROUP and (not abs_secondary or not abs_primary):
raise ValueError("Cannot have zero speed in double angled mode") # otherwise it gets nuts
params = pack("<B", self.MOVEMENT_TYPE) + pack("<B", mtype) + params params = pack("<B", self.MOVEMENT_TYPE) + pack("<B", mtype) + params
params += pack("<b", self._speed_abs(speed_primary)) params += pack("<b", abs_primary)
if self.port == PORT_AB: if self.port == PORT_AB:
params += pack("<b", self._speed_abs(speed_secondary)) params += pack("<b", abs_secondary)
params += self.TRAILER params += self.TRAILER