497 lines
24 KiB
Python
497 lines
24 KiB
Python
import os, inspect
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import math
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currentdir = os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentframe())))
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parentdir = os.path.dirname(os.path.dirname(currentdir))
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os.sys.path.insert(0,parentdir)
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jointTypes = ["JOINT_REVOLUTE","JOINT_PRISMATIC",
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"JOINT_SPHERICAL","JOINT_PLANAR","JOINT_FIXED"]
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class HumanoidPose(object):
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def __init__(self):
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pass
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def Reset(self):
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self._basePos = [0,0,0]
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self._baseLinVel = [0,0,0]
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self._baseOrn = [0,0,0,1]
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self._baseAngVel = [0,0,0]
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self._chestRot = [0,0,0,1]
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self._chestVel = [0,0,0]
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self._neckRot = [0,0,0,1]
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self._neckVel = [0,0,0]
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self._rightHipRot = [0,0,0,1]
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self._rightHipVel = [0,0,0]
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self._rightKneeRot = [0]
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self._rightKneeVel = [0]
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self._rightAnkleRot = [0,0,0,1]
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self._rightAnkleVel = [0,0,0]
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self._rightShoulderRot = [0,0,0,1]
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self._rightShoulderVel = [0,0,0]
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self._rightElbowRot = [0]
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self._rightElbowVel = [0]
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self._leftHipRot = [0,0,0,1]
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self._leftHipVel = [0,0,0]
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self._leftKneeRot = [0]
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self._leftKneeVel = [0]
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self._leftAnkleRot = [0,0,0,1]
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self._leftAnkleVel = [0,0,0]
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self._leftShoulderRot = [0,0,0,1]
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self._leftShoulderVel = [0,0,0]
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self._leftElbowRot = [0]
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self._leftElbowVel = [0]
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def ComputeLinVel(self,posStart, posEnd, deltaTime):
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vel = [(posEnd[0]-posStart[0])/deltaTime,(posEnd[1]-posStart[1])/deltaTime,(posEnd[2]-posStart[2])/deltaTime]
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return vel
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def ComputeAngVel(self,ornStart, ornEnd, deltaTime, bullet_client):
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dorn = bullet_client.getDifferenceQuaternion(ornStart,ornEnd)
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axis,angle = bullet_client.getAxisAngleFromQuaternion(dorn)
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angVel = [(axis[0]*angle)/deltaTime,(axis[1]*angle)/deltaTime,(axis[2]*angle)/deltaTime]
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return angVel
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def NormalizeQuaternion(self, orn):
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length2 = orn[0]*orn[0]+orn[1]*orn[1]+orn[2]*orn[2]+orn[3]*orn[3]
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if (length2>0):
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length = math.sqrt(length2)
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#print("Normalize? length=",length)
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def PostProcessMotionData(self, frameData):
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baseOrn1Start = [frameData[5],frameData[6], frameData[7],frameData[4]]
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self.NormalizeQuaternion(baseOrn1Start)
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chestRotStart = [frameData[9],frameData[10],frameData[11],frameData[8]]
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neckRotStart = [frameData[13],frameData[14],frameData[15],frameData[12]]
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rightHipRotStart = [frameData[17],frameData[18],frameData[19],frameData[16]]
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rightAnkleRotStart = [frameData[22],frameData[23],frameData[24],frameData[21]]
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rightShoulderRotStart = [frameData[26],frameData[27],frameData[28],frameData[25]]
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leftHipRotStart = [frameData[31],frameData[32],frameData[33],frameData[30]]
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leftAnkleRotStart = [frameData[36],frameData[37],frameData[38],frameData[35]]
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leftShoulderRotStart = [frameData[40],frameData[41],frameData[42],frameData[39]]
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def Slerp(self, frameFraction, frameData, frameDataNext,bullet_client ):
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keyFrameDuration = frameData[0]
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basePos1Start = [frameData[1],frameData[2],frameData[3]]
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basePos1End = [frameDataNext[1],frameDataNext[2],frameDataNext[3]]
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self._basePos = [basePos1Start[0]+frameFraction*(basePos1End[0]-basePos1Start[0]),
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basePos1Start[1]+frameFraction*(basePos1End[1]-basePos1Start[1]),
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basePos1Start[2]+frameFraction*(basePos1End[2]-basePos1Start[2])]
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self._baseLinVel = self.ComputeLinVel(basePos1Start,basePos1End, keyFrameDuration)
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baseOrn1Start = [frameData[5],frameData[6], frameData[7],frameData[4]]
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baseOrn1Next = [frameDataNext[5],frameDataNext[6], frameDataNext[7],frameDataNext[4]]
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self._baseOrn = bullet_client.getQuaternionSlerp(baseOrn1Start,baseOrn1Next,frameFraction)
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self._baseAngVel = self.ComputeAngVel(baseOrn1Start,baseOrn1Next, keyFrameDuration, bullet_client)
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##pre-rotate to make z-up
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#y2zPos=[0,0,0.0]
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#y2zOrn = p.getQuaternionFromEuler([1.57,0,0])
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#basePos,baseOrn = p.multiplyTransforms(y2zPos, y2zOrn,basePos1,baseOrn1)
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chestRotStart = [frameData[9],frameData[10],frameData[11],frameData[8]]
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chestRotEnd = [frameDataNext[9],frameDataNext[10],frameDataNext[11],frameDataNext[8]]
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self._chestRot = bullet_client.getQuaternionSlerp(chestRotStart,chestRotEnd,frameFraction)
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self._chestVel = self.ComputeAngVel(chestRotStart,chestRotEnd,keyFrameDuration,bullet_client)
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neckRotStart = [frameData[13],frameData[14],frameData[15],frameData[12]]
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neckRotEnd= [frameDataNext[13],frameDataNext[14],frameDataNext[15],frameDataNext[12]]
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self._neckRot = bullet_client.getQuaternionSlerp(neckRotStart,neckRotEnd,frameFraction)
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self._neckVel = self.ComputeAngVel(neckRotStart,neckRotEnd,keyFrameDuration,bullet_client)
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rightHipRotStart = [frameData[17],frameData[18],frameData[19],frameData[16]]
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rightHipRotEnd = [frameDataNext[17],frameDataNext[18],frameDataNext[19],frameDataNext[16]]
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self._rightHipRot = bullet_client.getQuaternionSlerp(rightHipRotStart,rightHipRotEnd,frameFraction)
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self._rightHipVel = self.ComputeAngVel(rightHipRotStart,rightHipRotEnd,keyFrameDuration,bullet_client)
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rightKneeRotStart = [frameData[20]]
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rightKneeRotEnd = [frameDataNext[20]]
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self._rightKneeRot = [rightKneeRotStart[0]+frameFraction*(rightKneeRotEnd[0]-rightKneeRotStart[0])]
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self._rightKneeVel = [(rightKneeRotEnd[0]-rightKneeRotStart[0])/keyFrameDuration]
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rightAnkleRotStart = [frameData[22],frameData[23],frameData[24],frameData[21]]
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rightAnkleRotEnd = [frameDataNext[22],frameDataNext[23],frameDataNext[24],frameDataNext[21]]
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self._rightAnkleRot = bullet_client.getQuaternionSlerp(rightAnkleRotStart,rightAnkleRotEnd,frameFraction)
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self._rightAnkleVel = self.ComputeAngVel(rightAnkleRotStart,rightAnkleRotEnd,keyFrameDuration,bullet_client)
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rightShoulderRotStart = [frameData[26],frameData[27],frameData[28],frameData[25]]
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rightShoulderRotEnd = [frameDataNext[26],frameDataNext[27],frameDataNext[28],frameDataNext[25]]
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self._rightShoulderRot = bullet_client.getQuaternionSlerp(rightShoulderRotStart,rightShoulderRotEnd,frameFraction)
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self._rightShoulderVel = self.ComputeAngVel(rightShoulderRotStart,rightShoulderRotEnd, keyFrameDuration,bullet_client)
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rightElbowRotStart = [frameData[29]]
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rightElbowRotEnd = [frameDataNext[29]]
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self._rightElbowRot = [rightElbowRotStart[0]+frameFraction*(rightElbowRotEnd[0]-rightElbowRotStart[0])]
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self._rightElbowVel = [(rightElbowRotEnd[0]-rightElbowRotStart[0])/keyFrameDuration]
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leftHipRotStart = [frameData[31],frameData[32],frameData[33],frameData[30]]
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leftHipRotEnd = [frameDataNext[31],frameDataNext[32],frameDataNext[33],frameDataNext[30]]
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self._leftHipRot = bullet_client.getQuaternionSlerp(leftHipRotStart,leftHipRotEnd,frameFraction)
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self._leftHipVel = self.ComputeAngVel(leftHipRotStart, leftHipRotEnd,keyFrameDuration,bullet_client)
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leftKneeRotStart = [frameData[34]]
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leftKneeRotEnd = [frameDataNext[34]]
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self._leftKneeRot = [leftKneeRotStart[0] +frameFraction*(leftKneeRotEnd[0]-leftKneeRotStart[0]) ]
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self._leftKneeVel = [(leftKneeRotEnd[0]-leftKneeRotStart[0])/keyFrameDuration]
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leftAnkleRotStart = [frameData[36],frameData[37],frameData[38],frameData[35]]
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leftAnkleRotEnd = [frameDataNext[36],frameDataNext[37],frameDataNext[38],frameDataNext[35]]
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self._leftAnkleRot = bullet_client.getQuaternionSlerp(leftAnkleRotStart,leftAnkleRotEnd,frameFraction)
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self._leftAnkleVel = self.ComputeAngVel(leftAnkleRotStart,leftAnkleRotEnd,keyFrameDuration,bullet_client)
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leftShoulderRotStart = [frameData[40],frameData[41],frameData[42],frameData[39]]
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leftShoulderRotEnd = [frameDataNext[40],frameDataNext[41],frameDataNext[42],frameDataNext[39]]
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self._leftShoulderRot = bullet_client.getQuaternionSlerp(leftShoulderRotStart,leftShoulderRotEnd,frameFraction)
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self._leftShoulderVel = self.ComputeAngVel(leftShoulderRotStart,leftShoulderRotEnd,keyFrameDuration,bullet_client)
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leftElbowRotStart = [frameData[43]]
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leftElbowRotEnd = [frameDataNext[43]]
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self._leftElbowRot = [leftElbowRotStart[0]+frameFraction*(leftElbowRotEnd[0]-leftElbowRotStart[0])]
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self._leftElbowVel = [(leftElbowRotEnd[0]-leftElbowRotStart[0])/keyFrameDuration]
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class Humanoid(object):
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def __init__(self, pybullet_client, motion_data, baseShift):
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"""Constructs a humanoid and reset it to the initial states.
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Args:
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pybullet_client: The instance of BulletClient to manage different
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simulations.
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"""
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self._baseShift = baseShift
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self._pybullet_client = pybullet_client
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self._motion_data = motion_data
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self._humanoid = self._pybullet_client.loadURDF(
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"humanoid/humanoid.urdf", [0,0.9,0],globalScaling=0.25, useFixedBase=False)
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#self._humanoidDebug = self._pybullet_client.loadURDF(
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# "humanoid/humanoid.urdf", [0,0.9,3],globalScaling=0.25, useFixedBase=True)
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print("human #joints=", self._pybullet_client.getNumJoints(self._humanoid))
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pose = HumanoidPose()
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for i in range (self._motion_data.NumFrames()-1):
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frameData = self._motion_data._motion_data['Frames'][i]
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pose.PostProcessMotionData(frameData)
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self._pybullet_client.resetBasePositionAndOrientation(self._humanoid,self._baseShift,[0,0,0,1])
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self._pybullet_client.changeDynamics(self._humanoid, -1, linearDamping=0, angularDamping=0)
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for j in range (self._pybullet_client.getNumJoints(self._humanoid)):
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ji = self._pybullet_client.getJointInfo(self._humanoid,j)
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self._pybullet_client.changeDynamics(self._humanoid, j, linearDamping=0, angularDamping=0)
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self._pybullet_client.changeVisualShape(self._humanoid, j , rgbaColor=[1,1,1,1])
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print("joint[",j,"].type=",jointTypes[ji[2]])
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print("joint[",j,"].name=",ji[1])
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self._initial_state = self._pybullet_client.saveState()
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self._allowed_body_parts=[11,14]
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self.Reset()
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def Reset(self):
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self._pybullet_client.restoreState(self._initial_state)
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self.SetSimTime(100)
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pose = self.InitializePoseFromMotionData()
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self.ApplyPose(pose, True, True)
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def CalcCycleCount(self, simTime, cycleTime):
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phases = simTime / cycleTime;
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count = math.floor(phases)
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loop = True
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#count = (loop) ? count : cMathUtil::Clamp(count, 0, 1);
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return count
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def SetSimTime(self, t):
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self._simTime = t
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print("SetTimeTime time =",t)
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keyFrameDuration = self._motion_data.KeyFrameDuraction()
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cycleTime = keyFrameDuration*(self._motion_data.NumFrames()-1)
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#print("self._motion_data.NumFrames()=",self._motion_data.NumFrames())
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#print("cycleTime=",cycleTime)
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cycles = self.CalcCycleCount(t, cycleTime)
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#print("cycles=",cycles)
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frameTime = t - cycles*cycleTime
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if (frameTime<0):
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frameTime += cycleTime
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#print("keyFrameDuration=",keyFrameDuration)
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#print("frameTime=",frameTime)
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self._frame = int(frameTime/keyFrameDuration)
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#print("self._frame=",self._frame)
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self._frameNext = self._frame+1
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if (self._frameNext >= self._motion_data.NumFrames()):
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self._frameNext = self._frame
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self._frameFraction = (frameTime - self._frame*keyFrameDuration)/(keyFrameDuration)
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#print("self._frameFraction=",self._frameFraction)
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def Terminates(self):
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#check if any non-allowed body part hits the ground
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terminates=False
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pts = self._pybullet_client.getContactPoints()
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for p in pts:
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part = -1
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if (p[1]==self._humanoid):
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part=p[3]
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if (p[2]==self._humanoid):
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part=p[4]
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if (part >=0 and part not in self._allowed_body_parts):
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terminates=True
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return terminates
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def BuildHeadingTrans(self, rootOrn):
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#align root transform 'forward' with world-space x axis
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eul = self._pybullet_client.getEulerFromQuaternion(rootOrn)
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refDir = [1,0,0]
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rotVec = self._pybullet_client.rotateVector(rootOrn, refDir)
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heading = math.atan2(-rotVec[2], rotVec[0])
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heading2=eul[1]
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print("heading=",heading)
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headingOrn = self._pybullet_client.getQuaternionFromAxisAngle([0,1,0],-heading)
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return headingOrn
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def GetPhase(self):
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keyFrameDuration = self._motion_data.KeyFrameDuraction()
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cycleTime = keyFrameDuration*(self._motion_data.NumFrames()-1)
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phase = self._simTime / cycleTime
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phase = math.fmod(phase,1.0)
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if (phase<0):
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phase += 1
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return phase
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def BuildOriginTrans(self):
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rootPos,rootOrn = self._pybullet_client.getBasePositionAndOrientation(self._humanoid)
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print("rootPos=",rootPos, " rootOrn=",rootOrn)
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invRootPos=[-rootPos[0], 0, -rootPos[2]]
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#invOrigTransPos, invOrigTransOrn = self._pybullet_client.invertTransform(rootPos,rootOrn)
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headingOrn = self.BuildHeadingTrans(rootOrn)
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print("headingOrn=",headingOrn)
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headingMat = self._pybullet_client.getMatrixFromQuaternion(headingOrn)
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print("headingMat=",headingMat)
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#dummy, rootOrnWithoutHeading = self._pybullet_client.multiplyTransforms([0,0,0],headingOrn, [0,0,0], rootOrn)
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#dummy, invOrigTransOrn = self._pybullet_client.multiplyTransforms([0,0,0],rootOrnWithoutHeading, invOrigTransPos, invOrigTransOrn)
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invOrigTransPos, invOrigTransOrn = self._pybullet_client.multiplyTransforms( [0,0,0],headingOrn, invRootPos,[0,0,0,1])
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print("invOrigTransPos=",invOrigTransPos)
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print("invOrigTransOrn=",invOrigTransOrn)
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invOrigTransMat = self._pybullet_client.getMatrixFromQuaternion(invOrigTransOrn)
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print("invOrigTransMat =",invOrigTransMat )
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return invOrigTransPos, invOrigTransOrn
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def InitializePoseFromMotionData(self):
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frameData = self._motion_data._motion_data['Frames'][self._frame]
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frameDataNext = self._motion_data._motion_data['Frames'][self._frameNext]
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pose = HumanoidPose()
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pose.Slerp(self._frameFraction, frameData, frameDataNext, self._pybullet_client)
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return pose
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def ApplyAction(self, action):
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#turn action into pose
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pose = HumanoidPose()
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pose.Reset()
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index=0
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angle = action[index]
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axis = [action[index+1],action[index+2],action[index+3]]
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index+=4
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pose._chestRot = self._pybullet_client.getQuaternionFromAxisAngle(axis,angle)
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#print("pose._chestRot=",pose._chestRot)
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angle = action[index]
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axis = [action[index+1],action[index+2],action[index+3]]
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index+=4
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pose._neckRot = self._pybullet_client.getQuaternionFromAxisAngle(axis,angle)
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angle = action[index]
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axis = [action[index+1],action[index+2],action[index+3]]
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index+=4
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pose._rightHipRot = self._pybullet_client.getQuaternionFromAxisAngle(axis,angle)
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angle = action[index]
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index+=1
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pose._rightKneeRot = [angle]
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angle = action[index]
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axis = [action[index+1],action[index+2],action[index+3]]
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index+=4
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pose._rightAnkleRot = self._pybullet_client.getQuaternionFromAxisAngle(axis,angle)
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angle = action[index]
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axis = [action[index+1],action[index+2],action[index+3]]
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index+=4
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pose._rightShoulderRot = self._pybullet_client.getQuaternionFromAxisAngle(axis,angle)
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angle = action[index]
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index+=1
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pose._rightElbowRot = [angle]
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angle = action[index]
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axis = [action[index+1],action[index+2],action[index+3]]
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index+=4
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pose._leftHipRot = self._pybullet_client.getQuaternionFromAxisAngle(axis,angle)
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angle = action[index]
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index+=1
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pose._leftKneeRot = [angle]
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angle = action[index]
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axis = [action[index+1],action[index+2],action[index+3]]
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index+=4
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pose._leftAnkleRot = self._pybullet_client.getQuaternionFromAxisAngle(axis,angle)
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angle = action[index]
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axis = [action[index+1],action[index+2],action[index+3]]
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index+=4
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pose._leftShoulderRot = self._pybullet_client.getQuaternionFromAxisAngle(axis,angle)
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angle = action[index]
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index+=1
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pose._leftElbowRot = [angle]
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print("index=",index)
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initializeBase = False
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initializeVelocities = False
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self.ApplyPose(pose, initializeBase, initializeVelocities)
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def ApplyPose(self, pose, initializeBase, initializeVelocities):
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#todo: get tunable parametes from a json file or from URDF (kd, maxForce)
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if (initializeBase):
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self._pybullet_client.changeVisualShape(self._humanoid, 2 , rgbaColor=[1,0,0,1])
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basePos=[pose._basePos[0]+self._baseShift[0],pose._basePos[1]+self._baseShift[1],pose._basePos[2]+self._baseShift[2]]
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self._pybullet_client.resetBasePositionAndOrientation(self._humanoid,
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basePos, pose._baseOrn)
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if initializeVelocities:
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self._pybullet_client.resetBaseVelocity(self._humanoid, pose._baseLinVel, pose._baseAngVel)
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#print("resetBaseVelocity=",pose._baseLinVel)
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else:
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self._pybullet_client.changeVisualShape(self._humanoid, 2 , rgbaColor=[1,1,1,1])
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kp=0.01
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chest=1
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neck=2
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rightShoulder=3
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rightElbow=4
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leftShoulder=6
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leftElbow = 7
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rightHip = 9
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rightKnee=10
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rightAnkle=11
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leftHip = 12
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leftKnee=13
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leftAnkle=14
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controlMode = self._pybullet_client.POSITION_CONTROL
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|
|
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if (initializeBase):
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if initializeVelocities:
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self._pybullet_client.resetJointStateMultiDof(self._humanoid,chest,pose._chestRot, pose._chestVel)
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self._pybullet_client.resetJointStateMultiDof(self._humanoid,neck,pose._neckRot, pose._neckVel)
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self._pybullet_client.resetJointStateMultiDof(self._humanoid,rightHip,pose._rightHipRot, pose._rightHipVel)
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self._pybullet_client.resetJointStateMultiDof(self._humanoid,rightKnee,pose._rightKneeRot, pose._rightKneeVel)
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self._pybullet_client.resetJointStateMultiDof(self._humanoid,rightAnkle,pose._rightAnkleRot, pose._rightAnkleVel)
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self._pybullet_client.resetJointStateMultiDof(self._humanoid,rightShoulder,pose._rightShoulderRot, pose._rightShoulderVel)
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self._pybullet_client.resetJointStateMultiDof(self._humanoid,rightElbow, pose._rightElbowRot, pose._rightElbowVel)
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self._pybullet_client.resetJointStateMultiDof(self._humanoid,leftHip, pose._leftHipRot, pose._leftHipVel)
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self._pybullet_client.resetJointStateMultiDof(self._humanoid,leftKnee, pose._leftKneeRot, pose._leftKneeVel)
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self._pybullet_client.resetJointStateMultiDof(self._humanoid,leftAnkle, pose._leftAnkleRot, pose._leftAnkleVel)
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self._pybullet_client.resetJointStateMultiDof(self._humanoid,leftShoulder, pose._leftShoulderRot, pose._leftShoulderVel)
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self._pybullet_client.resetJointStateMultiDof(self._humanoid,leftElbow, pose._leftElbowRot, pose._leftElbowVel)
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else:
|
|
self._pybullet_client.resetJointStateMultiDof(self._humanoid,chest,pose._chestRot)
|
|
self._pybullet_client.resetJointStateMultiDof(self._humanoid,neck,pose._neckRot)
|
|
self._pybullet_client.resetJointStateMultiDof(self._humanoid,rightHip,pose._rightHipRot)
|
|
self._pybullet_client.resetJointStateMultiDof(self._humanoid,rightKnee,pose._rightKneeRot)
|
|
self._pybullet_client.resetJointStateMultiDof(self._humanoid,rightAnkle,pose._rightAnkleRot)
|
|
self._pybullet_client.resetJointStateMultiDof(self._humanoid,rightShoulder,pose._rightShoulderRot)
|
|
self._pybullet_client.resetJointStateMultiDof(self._humanoid,rightElbow, pose._rightElbowRot)
|
|
self._pybullet_client.resetJointStateMultiDof(self._humanoid,leftHip, pose._leftHipRot)
|
|
self._pybullet_client.resetJointStateMultiDof(self._humanoid,leftKnee, pose._leftKneeRot)
|
|
self._pybullet_client.resetJointStateMultiDof(self._humanoid,leftAnkle, pose._leftAnkleRot)
|
|
self._pybullet_client.resetJointStateMultiDof(self._humanoid,leftShoulder, pose._leftShoulderRot)
|
|
self._pybullet_client.resetJointStateMultiDof(self._humanoid,leftElbow, pose._leftElbowRot)
|
|
|
|
self._pybullet_client.setJointMotorControlMultiDof(self._humanoid,chest,controlMode, targetPosition=pose._chestRot,positionGain=kp, force=200)
|
|
self._pybullet_client.setJointMotorControlMultiDof(self._humanoid,neck,controlMode,targetPosition=pose._neckRot,positionGain=kp, force=50)
|
|
self._pybullet_client.setJointMotorControlMultiDof(self._humanoid,rightHip,controlMode,targetPosition=pose._rightHipRot,positionGain=kp, force=200)
|
|
self._pybullet_client.setJointMotorControlMultiDof(self._humanoid,rightKnee,controlMode,targetPosition=pose._rightKneeRot,positionGain=kp, force=150)
|
|
self._pybullet_client.setJointMotorControlMultiDof(self._humanoid,rightAnkle,controlMode,targetPosition=pose._rightAnkleRot,positionGain=kp, force=90)
|
|
self._pybullet_client.setJointMotorControlMultiDof(self._humanoid,rightShoulder,controlMode,targetPosition=pose._rightShoulderRot,positionGain=kp, force=100)
|
|
self._pybullet_client.setJointMotorControlMultiDof(self._humanoid,rightElbow, controlMode,targetPosition=pose._rightElbowRot,positionGain=kp, force=60)
|
|
self._pybullet_client.setJointMotorControlMultiDof(self._humanoid,leftHip, controlMode,targetPosition=pose._leftHipRot,positionGain=kp, force=200)
|
|
self._pybullet_client.setJointMotorControlMultiDof(self._humanoid,leftKnee, controlMode,targetPosition=pose._leftKneeRot,positionGain=kp, force=150)
|
|
self._pybullet_client.setJointMotorControlMultiDof(self._humanoid,leftAnkle, controlMode,targetPosition=pose._leftAnkleRot,positionGain=kp, force=90)
|
|
self._pybullet_client.setJointMotorControlMultiDof(self._humanoid,leftShoulder, controlMode,targetPosition=pose._leftShoulderRot,positionGain=kp, force=100)
|
|
self._pybullet_client.setJointMotorControlMultiDof(self._humanoid,leftElbow, controlMode,targetPosition=pose._leftElbowRot,positionGain=kp, force=60)
|
|
|
|
#debug space
|
|
#if (False):
|
|
# for j in range (self._pybullet_client.getNumJoints(self._humanoid)):
|
|
# js = self._pybullet_client.getJointState(self._humanoid, j)
|
|
# self._pybullet_client.resetJointState(self._humanoidDebug, j,js[0])
|
|
# jsm = self._pybullet_client.getJointStateMultiDof(self._humanoid, j)
|
|
# if (len(jsm[0])>0):
|
|
# self._pybullet_client.resetJointStateMultiDof(self._humanoidDebug,j,jsm[0])
|
|
|
|
def GetState(self):
|
|
|
|
stateVector = []
|
|
phase = self.GetPhase()
|
|
print("phase=",phase)
|
|
stateVector.append(phase)
|
|
|
|
rootTransPos, rootTransOrn=self.BuildOriginTrans()
|
|
basePos,baseOrn = self._pybullet_client.getBasePositionAndOrientation(self._humanoid)
|
|
|
|
rootPosRel, dummy = self._pybullet_client.multiplyTransforms(rootTransPos, rootTransOrn, basePos,[0,0,0,1])
|
|
#print("!!!rootPosRel =",rootPosRel )
|
|
#print("rootTransPos=",rootTransPos)
|
|
print("basePos=",basePos)
|
|
localPos,localOrn = self._pybullet_client.multiplyTransforms( rootTransPos, rootTransOrn , basePos,baseOrn )
|
|
|
|
localPos=[localPos[0]-rootPosRel[0],localPos[1]-rootPosRel[1],localPos[2]-rootPosRel[2]]
|
|
print("localPos=",localPos)
|
|
|
|
stateVector.append(rootPosRel[1])
|
|
|
|
|
|
for j in range (self._pybullet_client.getNumJoints(self._humanoid)):
|
|
ls = self._pybullet_client.getLinkState(self._humanoid, j, computeForwardKinematics=True)
|
|
linkPos = ls[0]
|
|
linkOrn = ls[1]
|
|
linkPosLocal, linkOrnLocal = self._pybullet_client.multiplyTransforms(rootTransPos, rootTransOrn, linkPos,linkOrn)
|
|
if (linkOrnLocal[3]<0):
|
|
linkOrnLocal=[-linkOrnLocal[0],-linkOrnLocal[1],-linkOrnLocal[2],-linkOrnLocal[3]]
|
|
linkPosLocal=[linkPosLocal[0]-rootPosRel[0],linkPosLocal[1]-rootPosRel[1],linkPosLocal[2]-rootPosRel[2]]
|
|
for l in linkPosLocal:
|
|
stateVector.append(l)
|
|
for l in linkOrnLocal:
|
|
stateVector.append(l)
|
|
|
|
|
|
for j in range (self._pybullet_client.getNumJoints(self._humanoid)):
|
|
ls = self._pybullet_client.getLinkState(self._humanoid, j, computeLinkVelocity=True)
|
|
linkLinVel = ls[6]
|
|
linkAngVel = ls[7]
|
|
for l in linkLinVel:
|
|
stateVector.append(l)
|
|
for l in linkAngVel:
|
|
stateVector.append(l)
|
|
|
|
print("stateVector len=",len(stateVector))
|
|
return stateVector
|
|
|
|
|