def freTask4(drone):
drone.speed = 0.1
maxVideoDelay = 0.0
maxControlGap = 0.0
desiredSpeed = MAX_ALLOWED_SPEED
try:
drone.wait(1.0)
drone.setVideoChannel( front=False )
downloadOldVideo( drone, timeout=20.0 )
drone.takeoff()
startTime = drone.time
while drone.time < startTime + 1.0:
drone.update("AT*PCMD=%i,0,0,0,0,0\r") # drone.hover(1.0)
# TODO sonar/vision altitude
poseHistory.append( (drone.time, (drone.coord[0], drone.coord[1], drone.heading), (drone.angleFB, drone.angleLR), None) )
magnetoOnStart = drone.magneto[:3]
print "NAVI-ON"
startTime = drone.time
sx,sy,sz,sa = 0,0,0,0
lastUpdate = None
while drone.time < startTime + 600.0:
altitude = desiredHeight
if drone.altitudeData != None:
altVision = drone.altitudeData[0]/1000.0
altSonar = drone.altitudeData[3]/1000.0
altitude = (altSonar+altVision)/2.0
if abs(altSonar-altVision) > 0.5:
print altSonar, altVision
altitude = max( altSonar, altVision ) # sonar is 0.0 sometimes (no ECHO)
sz = max( -0.2, min( 0.2, desiredHeight - altitude ))
if altitude > 2.5:
# wind and "out of control"
sz = max( -0.5, min( 0.5, desiredHeight - altitude ))
sx = max( 0, min( drone.speed, desiredSpeed - drone.vx ))
if drone.lastImageResult:
lastUpdate = drone.time
assert len( drone.lastImageResult ) == 2 and len( drone.lastImageResult[0] ) == 2, drone.lastImageResult
(frameNumber, timestamp), rects = drone.lastImageResult
viewlog.dumpVideoFrame( frameNumber, timestamp )
#TODO
# keep history small
videoTime = correctTimePeriod( timestamp/1000., ref=drone.time )
videoDelay = drone.time - videoTime
if videoDelay > 1.0:
print "!DANGER! - video delay", videoDelay
maxVideoDelay = max( videoDelay, maxVideoDelay )
toDel = 0
for oldTime, oldPose, oldAngles, oldAltitude in poseHistory:
toDel += 1
if oldTime >= videoTime:
break
poseHistory = poseHistory[:toDel]
print "FRAME", frameNumber/15
def competeRobotemRovne( drone, desiredHeight = 1.5 ):
drone.speed = 0.1
maxVideoDelay = 0.0
maxControlGap = 0.0
desiredSpeed = MAX_ALLOWED_SPEED
refLine = DEFAULT_REF_LINE
try:
drone.wait(1.0)
drone.setVideoChannel( front=True )
downloadOldVideo( drone, timeout=20.0 )
drone.takeoff()
poseHistory = []
startTime = drone.time
while drone.time < startTime + 1.0:
drone.update("AT*PCMD=%i,0,0,0,0,0\r") # drone.hover(1.0)
# TODO sonar/vision altitude
poseHistory.append( (drone.time, (drone.coord[0], drone.coord[1], drone.heading), (drone.angleFB, drone.angleLR), None) )
magnetoOnStart = drone.magneto[:3]
print "NAVI-ON"
startTime = drone.time
sx,sy,sz,sa = 0,0,0,0
lastUpdate = None
while drone.time < startTime + 600.0:
altitude = desiredHeight
if drone.altitudeData != None:
altVision = drone.altitudeData[0]/1000.0
altSonar = drone.altitudeData[3]/1000.0
altitude = (altSonar+altVision)/2.0
# TODO selection based on history? panic when min/max too far??
if abs(altSonar-altVision) > 0.5:
print altSonar, altVision
altitude = max( altSonar, altVision ) # sonar is 0.0 sometimes (no ECHO)
sz = max( -0.2, min( 0.2, desiredHeight - altitude ))
if altitude > 2.5:
# wind and "out of control"
sz = max( -0.5, min( 0.5, desiredHeight - altitude ))
sx = max( 0, min( drone.speed, desiredSpeed - drone.vx ))
if drone.lastImageResult:
lastUpdate = drone.time
assert len( drone.lastImageResult ) == 2 and len( drone.lastImageResult[0] ) == 2, drone.lastImageResult
(frameNumber, timestamp), rects = drone.lastImageResult
viewlog.dumpVideoFrame( frameNumber, timestamp )
# keep history small
videoTime = correctTimePeriod( timestamp/1000., ref=drone.time )
videoDelay = drone.time - videoTime
if videoDelay > 1.0:
print "!DANGER! - video delay", videoDelay
maxVideoDelay = max( videoDelay, maxVideoDelay )
toDel = 0
for oldTime, oldPose, oldAngles, oldAltitude in poseHistory:
toDel += 1
if oldTime >= videoTime:
break
poseHistory = poseHistory[:toDel]
tiltCompensation = Pose(desiredHeight*oldAngles[0], desiredHeight*oldAngles[1], 0) # TODO real height?
print "FRAME", frameNumber/15, "[%.1f %.1f]" % (math.degrees(oldAngles[0]), math.degrees(oldAngles[1])),
# print "angle", math.degrees(drone.angleFB-oldAngles[0]), math.degrees(drone.angleLR-oldAngles[1])
if rects != None and len(rects) > 0:
# note, that "rects" could be None, when video processing is OFF (g_processingEnabled==False)
if oldAltitude == None:
oldAltitude = altitude
debugImg = None
if drone.replayLog != None:
debugFilename = "tmp_%04d.jpg" % (frameNumber/FRAMES_PER_INDEX)
debugImg = cv2.imread( debugFilename )
line = chooseBestWidth( rects, coord=oldPose[:2], height=oldAltitude,
heading=oldPose[2], angleFB=oldAngles[0], angleLR=oldAngles[1], debugImg=debugImg )
if line:
rejected = False
if refLine != None:
print "%.1fdeg %.2fm" % (math.degrees(normalizeAnglePIPI(refLine.angle - line.angle)), refLine.signedDistance( line.start ))
if abs(normalizeAnglePIPI(refLine.angle - line.angle)) < MAX_REF_LINE_ANGLE and \
abs(refLine.signedDistance( line.start )) < MAX_REF_LINE_DIST:
refLine = line
else:
rejected = True
else:
refLine = line
viewlog.dumpBeacon( line.start, index=3 )
viewlog.dumpBeacon( line.end, index=3 )
if drone.replayLog != None:
if rejected:
# redraw image with yellow color
chooseBestWidth( rects, coord=oldPose[:2], height=oldAltitude,
heading=oldPose[2], angleFB=oldAngles[0], angleLR=oldAngles[1], debugImg=debugImg, color=(0,255,255) )
cv2.imwrite( debugFilename, debugImg )
else:
print rects
desiredSpeed = MAX_ALLOWED_SPEED
if videoDelay > MAX_ALLOWED_VIDEO_DELAY:
desiredSpeed = 0.0
if drone.battery < 10:
print "BATTERY LOW!", drone.battery
# height debugging
#print "HEIGHT\t%d\t%d\t%.2f\t%d\t%d\t%d\t%d\t%d\t%d" % tuple([max([0]+[w for ((x,y),(w,h),a) in rects])] + list(drone.altitudeData[:4]) + list(drone.pressure) )
# error definition ... if you substract that you get desired position or angle
# error is taken from the path point of view, x-path direction, y-positive left, angle-anticlockwise
errY, errA = 0.0, 0.0
if refLine:
errY = refLine.signedDistance( drone.coord )
errA = normalizeAnglePIPI( drone.heading - refLine.angle )
# get the height first
if drone.coord[2] < desiredHeight - 0.1 and drone.time-startTime < 5.0:
sx = 0.0
# error correction
# the goal is to have errY and errA zero in 1 second -> errY defines desired speed at given distance from path
sy = max( -0.2, min( 0.2, -errY-drone.vy ))/2.0
# there is no drone.va (i.e. derivative of heading) available at the moment ...
sa = max( -0.1, min( 0.1, -errA/2.0 ))*1.35*(desiredSpeed/0.4) # originally set for 0.4=OK
# print "%0.2f\t%d\t%0.2f\t%0.2f\t%0.2f" % (errY, int(math.degrees(errA)), drone.vy, sy, sa)
prevTime = drone.time
drone.moveXYZA( sx, sy, sz, sa )
maxControlGap = max( drone.time - prevTime, maxControlGap )
poseHistory.append( (drone.time, (drone.coord[0], drone.coord[1], drone.heading), (drone.angleFB, drone.angleLR), altitude) )
print "NAVI-OFF", drone.time - startTime
drone.hover(0.5)
drone.land()
drone.setVideoChannel( front=True )
except ManualControlException, e:
print "ManualControlException"
if drone.ctrlState == 3: # CTRL_FLYING=3 ... i.e. stop the current motion
drone.hover(0.1)
drone.land()
def competeRobotemRovne(drone, desiredHeight=1.5):
drone.speed = 0.1
maxVideoDelay = 0.0
maxControlGap = 0.0
desiredSpeed = MAX_ALLOWED_SPEED
refLine = DEFAULT_REF_LINE
try:
drone.wait(1.0)
drone.setVideoChannel(front=True)
downloadOldVideo(drone, timeout=20.0)
drone.takeoff()
poseHistory = []
startTime = drone.time
while drone.time < startTime + 1.0:
drone.update("AT*PCMD=%i,0,0,0,0,0\r") # drone.hover(1.0)
# TODO sonar/vision altitude
poseHistory.append(
(drone.time, (drone.coord[0], drone.coord[1], drone.heading),
(drone.angleFB, drone.angleLR), None))
magnetoOnStart = drone.magneto[:3]
print "NAVI-ON"
startTime = drone.time
sx, sy, sz, sa = 0, 0, 0, 0
lastUpdate = None
while drone.time < startTime + 600.0:
altitude = desiredHeight
if drone.altitudeData != None:
altVision = drone.altitudeData[0] / 1000.0
altSonar = drone.altitudeData[3] / 1000.0
altitude = (altSonar + altVision) / 2.0
# TODO selection based on history? panic when min/max too far??
if abs(altSonar - altVision) > 0.5:
print altSonar, altVision
altitude = max(
altSonar,
altVision) # sonar is 0.0 sometimes (no ECHO)
sz = max(-0.2, min(0.2, desiredHeight - altitude))
if altitude > 2.5:
# wind and "out of control"
sz = max(-0.5, min(0.5, desiredHeight - altitude))
sx = max(0, min(drone.speed, desiredSpeed - drone.vx))
if drone.lastImageResult:
lastUpdate = drone.time
assert len(drone.lastImageResult) == 2 and len(
drone.lastImageResult[0]) == 2, drone.lastImageResult
(frameNumber, timestamp), rects = drone.lastImageResult
viewlog.dumpVideoFrame(frameNumber, timestamp)
# keep history small
videoTime = correctTimePeriod(timestamp / 1000.,
ref=drone.time)
videoDelay = drone.time - videoTime
if videoDelay > 1.0:
print "!DANGER! - video delay", videoDelay
maxVideoDelay = max(videoDelay, maxVideoDelay)
toDel = 0
for oldTime, oldPose, oldAngles, oldAltitude in poseHistory:
toDel += 1
if oldTime >= videoTime:
break
poseHistory = poseHistory[:toDel]
tiltCompensation = Pose(desiredHeight * oldAngles[0],
desiredHeight * oldAngles[1],
0) # TODO real height?
print "FRAME", frameNumber / 15, "[%.1f %.1f]" % (math.degrees(
oldAngles[0]), math.degrees(oldAngles[1])),
# print "angle", math.degrees(drone.angleFB-oldAngles[0]), math.degrees(drone.angleLR-oldAngles[1])
if rects != None and len(rects) > 0:
# note, that "rects" could be None, when video processing is OFF (g_processingEnabled==False)
if oldAltitude == None:
oldAltitude = altitude
debugImg = None
if drone.replayLog != None:
debugFilename = "tmp_%04d.jpg" % (frameNumber /
FRAMES_PER_INDEX)
debugImg = cv2.imread(debugFilename)
line = chooseBestWidth(rects,
coord=oldPose[:2],
height=oldAltitude,
heading=oldPose[2],
angleFB=oldAngles[0],
angleLR=oldAngles[1],
debugImg=debugImg)
if line:
rejected = False
if refLine != None:
print "%.1fdeg %.2fm" % (math.degrees(
normalizeAnglePIPI(refLine.angle - line.angle)
), refLine.signedDistance(line.start))
if abs(normalizeAnglePIPI(refLine.angle - line.angle)) < MAX_REF_LINE_ANGLE and \
abs(refLine.signedDistance( line.start )) < MAX_REF_LINE_DIST:
refLine = line
else:
rejected = True
else:
refLine = line
viewlog.dumpBeacon(line.start, index=3)
viewlog.dumpBeacon(line.end, index=3)
if drone.replayLog != None:
if rejected:
# redraw image with yellow color
chooseBestWidth(rects,
coord=oldPose[:2],
height=oldAltitude,
heading=oldPose[2],
angleFB=oldAngles[0],
angleLR=oldAngles[1],
debugImg=debugImg,
color=(0, 255, 255))
cv2.imwrite(debugFilename, debugImg)
else:
print rects
desiredSpeed = MAX_ALLOWED_SPEED
if videoDelay > MAX_ALLOWED_VIDEO_DELAY:
desiredSpeed = 0.0
if drone.battery < 10:
print "BATTERY LOW!", drone.battery
# height debugging
#print "HEIGHT\t%d\t%d\t%.2f\t%d\t%d\t%d\t%d\t%d\t%d" % tuple([max([0]+[w for ((x,y),(w,h),a) in rects])] + list(drone.altitudeData[:4]) + list(drone.pressure) )
# error definition ... if you substract that you get desired position or angle
# error is taken from the path point of view, x-path direction, y-positive left, angle-anticlockwise
errY, errA = 0.0, 0.0
if refLine:
errY = refLine.signedDistance(drone.coord)
errA = normalizeAnglePIPI(drone.heading - refLine.angle)
# get the height first
if drone.coord[
2] < desiredHeight - 0.1 and drone.time - startTime < 5.0:
sx = 0.0
# error correction
# the goal is to have errY and errA zero in 1 second -> errY defines desired speed at given distance from path
sy = max(-0.2, min(0.2, -errY - drone.vy)) / 2.0
# there is no drone.va (i.e. derivative of heading) available at the moment ...
sa = max(-0.1, min(0.1, -errA / 2.0)) * 1.35 * (
desiredSpeed / 0.4) # originally set for 0.4=OK
# print "%0.2f\t%d\t%0.2f\t%0.2f\t%0.2f" % (errY, int(math.degrees(errA)), drone.vy, sy, sa)
prevTime = drone.time
drone.moveXYZA(sx, sy, sz, sa)
maxControlGap = max(drone.time - prevTime, maxControlGap)
poseHistory.append(
(drone.time, (drone.coord[0], drone.coord[1], drone.heading),
(drone.angleFB, drone.angleLR), altitude))
print "NAVI-OFF", drone.time - startTime
drone.hover(0.5)
drone.land()
drone.setVideoChannel(front=True)
except ManualControlException, e:
print "ManualControlException"
if drone.ctrlState == 3: # CTRL_FLYING=3 ... i.e. stop the current motion
drone.hover(0.1)
drone.land()
def followRow(drone, desiredHeight=1.5, timeout=10.0):
maxControlGap = 0.0
maxVideoDelay = 0.0
desiredSpeed = MAX_ALLOWED_SPEED
startTime = drone.time
sx, sy, sz, sa = 0, 0, 0, 0
lastUpdate = None
refLine = None
while drone.time < startTime + timeout:
altitude = desiredHeight
if drone.altitudeData != None:
altVision = drone.altitudeData[0] / 1000.0
altSonar = drone.altitudeData[3] / 1000.0
altitude = (altSonar + altVision) / 2.0
# TODO selection based on history? panic when min/max too far??
if abs(altSonar - altVision) > 0.5:
# print altSonar, altVision
altitude = max(altSonar,
altVision) # sonar is 0.0 sometimes (no ECHO)
sz = max(-0.2, min(0.2, desiredHeight - altitude))
if altitude > 2.5:
# wind and "out of control"
sz = max(-0.5, min(0.5, desiredHeight - altitude))
if drone.lastImageResult:
lastUpdate = drone.time
assert len(drone.lastImageResult) == 2 and len(
drone.lastImageResult[0]) == 2, drone.lastImageResult
(frameNumber, timestamp), rowTopBottom = drone.lastImageResult
viewlog.dumpVideoFrame(frameNumber, timestamp)
# keep history small
videoTime = correctTimePeriod(timestamp / 1000., ref=drone.time)
videoDelay = drone.time - videoTime
if videoDelay > 1.0:
print "!DANGER! - video delay", videoDelay
maxVideoDelay = max(videoDelay, maxVideoDelay)
toDel = 0
for oldTime, oldPose, oldAngles in drone.poseHistory:
toDel += 1
if oldTime >= videoTime:
break
drone.poseHistory = drone.poseHistory[:toDel]
tiltCompensation = Pose(desiredHeight * oldAngles[0],
desiredHeight * oldAngles[1],
0) # TODO real height?
validRow = evalRowData(rowTopBottom)
print "FRAME", frameNumber / 15, "[%.1f %.1f]" % (math.degrees(
oldAngles[0]), math.degrees(oldAngles[1])), validRow
if validRow:
sp = groundPose(*rowTopBottom,
scale=ROW_WIDTH /
((validRow[0] + validRow[1]) / 2.0))
sPose = Pose(*oldPose).add(tiltCompensation).add(sp)
refLine = Line((sPose.x, sPose.y),
(sPose.x + math.cos(sPose.heading),
sPose.y + math.sin(sPose.heading)))
errY, errA = 0.0, 0.0
if refLine:
errY = refLine.signedDistance(drone.coord)
errA = normalizeAnglePIPI(drone.heading - refLine.angle)
sx = max(0, min(drone.speed, desiredSpeed - drone.vx))
sy = max(-0.2, min(0.2, -errY - drone.vy)) / 2.0
sa = max(-0.1, min(0.1, -errA / 2.0)) * 1.35 * (desiredSpeed / 0.4)
prevTime = drone.time
drone.moveXYZA(sx, sy, sz, sa)
drone.poseHistory.append(
(drone.time, (drone.coord[0], drone.coord[1], drone.heading),
(drone.angleFB, drone.angleLR)))
maxControlGap = max(drone.time - prevTime, maxControlGap)
return maxControlGap
def followRow( drone, desiredHeight = 1.5, timeout = 10.0 ):
maxControlGap = 0.0
maxVideoDelay = 0.0
desiredSpeed = MAX_ALLOWED_SPEED
startTime = drone.time
sx,sy,sz,sa = 0,0,0,0
lastUpdate = None
refLine = None
while drone.time < startTime + timeout:
altitude = desiredHeight
if drone.altitudeData != None:
altVision = drone.altitudeData[0]/1000.0
altSonar = drone.altitudeData[3]/1000.0
altitude = (altSonar+altVision)/2.0
# TODO selection based on history? panic when min/max too far??
if abs(altSonar-altVision) > 0.5:
# print altSonar, altVision
altitude = max( altSonar, altVision ) # sonar is 0.0 sometimes (no ECHO)
sz = max( -0.2, min( 0.2, desiredHeight - altitude ))
if altitude > 2.5:
# wind and "out of control"
sz = max( -0.5, min( 0.5, desiredHeight - altitude ))
if drone.lastImageResult:
lastUpdate = drone.time
assert len( drone.lastImageResult ) == 2 and len( drone.lastImageResult[0] ) == 2, drone.lastImageResult
(frameNumber, timestamp), rowTopBottom = drone.lastImageResult
viewlog.dumpVideoFrame( frameNumber, timestamp )
# keep history small
videoTime = correctTimePeriod( timestamp/1000., ref=drone.time )
videoDelay = drone.time - videoTime
if videoDelay > 1.0:
print "!DANGER! - video delay", videoDelay
maxVideoDelay = max( videoDelay, maxVideoDelay )
toDel = 0
for oldTime, oldPose, oldAngles in drone.poseHistory:
toDel += 1
if oldTime >= videoTime:
break
drone.poseHistory = drone.poseHistory[:toDel]
tiltCompensation = Pose(desiredHeight*oldAngles[0], desiredHeight*oldAngles[1], 0) # TODO real height?
validRow = evalRowData( rowTopBottom )
print "FRAME", frameNumber/15, "[%.1f %.1f]" % (math.degrees(oldAngles[0]), math.degrees(oldAngles[1])), validRow
if validRow:
sp = groundPose( *rowTopBottom, scale=ROW_WIDTH/((validRow[0]+validRow[1])/2.0))
sPose = Pose( *oldPose ).add(tiltCompensation).add( sp )
refLine = Line( (sPose.x,sPose.y), (sPose.x + math.cos(sPose.heading), sPose.y + math.sin(sPose.heading)) )
errY, errA = 0.0, 0.0
if refLine:
errY = refLine.signedDistance( drone.coord )
errA = normalizeAnglePIPI( drone.heading - refLine.angle )
sx = max( 0, min( drone.speed, desiredSpeed - drone.vx ))
sy = max( -0.2, min( 0.2, -errY-drone.vy ))/2.0
sa = max( -0.1, min( 0.1, -errA/2.0 ))*1.35*(desiredSpeed/0.4)
prevTime = drone.time
drone.moveXYZA( sx, sy, sz, sa )
drone.poseHistory.append( (drone.time, (drone.coord[0], drone.coord[1], drone.heading), (drone.angleFB, drone.angleLR)) )
maxControlGap = max( drone.time - prevTime, maxControlGap )
return maxControlGap