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https://github.com/moveit/moveit_task_constructor.git
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67 lines
1.6 KiB
Python
Executable File
67 lines
1.6 KiB
Python
Executable File
#! /usr/bin/env python
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# -*- coding: utf-8 -*-
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from moveit.task_constructor import core, stages
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from moveit_commander.roscpp_initializer import roscpp_initialize
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import time
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roscpp_initialize("mtc_tutorial_alternatives")
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# Use the joint interpolation planner
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jointPlanner = core.JointInterpolationPlanner()
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# Create a task
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task = core.Task()
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# Start from current robot state
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currentState = stages.CurrentState("current state")
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# Add the current state to the task hierarchy
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task.add(currentState)
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# [initAndConfigAlternatives]
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# The alternatives stage supports multiple execution paths
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alternatives = core.Alternatives("Alternatives")
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# goal 1
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goalConfig1 = {
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"panda_joint1": 1.0,
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"panda_joint2": -1.0,
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"panda_joint3": 0.0,
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"panda_joint4": -2.5,
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"panda_joint5": 1.0,
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"panda_joint6": 1.0,
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"panda_joint7": 1.0,
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}
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# goal 2
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goalConfig2 = {
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"panda_joint1": -3.0,
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"panda_joint2": -1.0,
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"panda_joint3": 0.0,
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"panda_joint4": -2.0,
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"panda_joint5": 1.0,
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"panda_joint6": 2.0,
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"panda_joint7": 0.5,
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}
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# First motion plan to compare
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moveTo1 = stages.MoveTo("Move To Goal Configuration 1", jointPlanner)
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moveTo1.group = "panda_arm"
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moveTo1.setGoal(goalConfig1)
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alternatives.insert(moveTo1)
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# Second motion plan to compare
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moveTo2 = stages.MoveTo("Move To Goal Configuration 2", jointPlanner)
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moveTo2.group = "panda_arm"
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moveTo2.setGoal(goalConfig2)
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alternatives.insert(moveTo2)
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# Add the alternatives stage to the task hierarchy
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task.add(alternatives)
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# [initAndConfigAlternatives]
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if task.plan():
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task.publish(task.solutions[0])
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time.sleep(1)
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