Example #1
0
def main():
    if len(sys.argv) < 2:
        print 'need name of file'
        exit(1)

    # load original positions
    ff = open(sys.argv[1], 'r')
    for ii, line in enumerate(ff):
        #print 'line', ii, 'is', line
        nums = [float(xx) for xx in line.split()]
        if ii == 0:
            positions = array(nums)
        else:
            positions = vstack((positions, array(nums)))
    ff.close()

    # assume 1 sec interp on beginning, 2 sec at end
    interpBegin = 1
    runSeconds = 9
    interpEnd = 2

    totalTime = interpBegin + runSeconds + interpEnd  # 12 for normal runs

    times = linspace(0, totalTime, positions.shape[0])

    origFn = lambda time: matInterp(time, times, positions)

    # interpolate the starting positions
    for ii in flatnonzero(times < interpBegin):
        # for each index of one of these times, interpolate the function

        posOrig = positions[ii, :]
        posNew = lInterp(times[ii], [0, interpBegin], POS_READY, posOrig)
        positions[ii, :] = posNew

    # interpolate the ending positions
    for ii in flatnonzero(times > (totalTime - interpEnd)):
        # for each index of one of these times, interpolate the function

        posOrig = positions[ii, :]
        posNew = lInterp(times[ii], [totalTime - interpEnd, totalTime],
                         posOrig, POS_READY)
        positions[ii, :] = posNew

    timeAndPos = vstack((times, positions.T)).T
    # print out positions
    writeArray(sys.stdout, timeAndPos)
Example #2
0
def main():
    if len(sys.argv) < 2:
        print 'need name of file'
        exit(1)
    
    # load original positions
    ff = open(sys.argv[1], 'r')
    for ii,line in enumerate(ff):
        #print 'line', ii, 'is', line
        nums = [float(xx) for xx in line.split()]
        if ii == 0:
            positions = array(nums)
        else:
            positions = vstack((positions, array(nums)))
    ff.close()

    # assume 1 sec interp on beginning, 2 sec at end
    interpBegin = 1
    runSeconds  = 9
    interpEnd   = 2

    totalTime = interpBegin + runSeconds + interpEnd   # 12 for normal runs
    
    times = linspace(0,totalTime,positions.shape[0])
    
    origFn = lambda time: matInterp(time, times, positions)

    # interpolate the starting positions
    for ii in flatnonzero(times < interpBegin):
        # for each index of one of these times, interpolate the function

        posOrig = positions[ii,:]
        posNew  = lInterp(times[ii], [0, interpBegin], POS_READY, posOrig)
        positions[ii,:] = posNew

    # interpolate the ending positions
    for ii in flatnonzero(times > (totalTime - interpEnd)):
        # for each index of one of these times, interpolate the function

        posOrig = positions[ii,:]
        posNew  = lInterp(times[ii], [totalTime - interpEnd, totalTime], posOrig, POS_READY)
        positions[ii,:] = posNew


    timeAndPos = vstack((times, positions.T)).T
    # print out positions
    writeArray(sys.stdout, timeAndPos)
Example #3
0
    def _getNext(self):
        '''Get the next point to try.  This reads from the file
        self.motionFile'''

        #print 'TRYING READ STDOUT'
        #stdout = self.proc.stdout.read()
        #print 'TRYING READ STDERR'
        #stderr = self.proc.stderr.read()

        #print 'STDOUT:'
        #print stdout
        #print 'STDERR:'
        #print stderr
        if self.orgId == self.generationSize:
            #            print 'Restarting process after %d runs, push enter when ready...' % self.generationSize
            if self.restartHN:
                print 'Restarting process after %d runs' % self.generationSize

                print 'waiting for exit code...'
                code = self.proc.wait()
                print 'got exit code: %d' % code

    #            raw_input()
                #sleep(10)
                if self.spawnProc:
                    print 'Continuing with neatfile', self.nextNeatFile
                    self.proc = Process((self.executable,
                                         '-O', self.prefix, '-R', '102', '-I',
                                         self.datFile, '-X', self.nextNeatFile, '-XG', '1'))
            self.genId += 1
            self.orgId = 0

        #print 'On iteration', self.orgId+1

        while True:

            if self.spawnProc:
                out = self.proc.read()
                if out != '':
                    #print 'Got stdout:'
                    #print out
                    pass
                out = self.proc.readerr()
                if out != '':
                    #print 'Got stderr:'
                    #print out
                    pass

            try:
                ff = open(self.motionFile, 'r')
            except IOError:
                print 'File does not exist yet'
                sleep(1)
                if self.proc.wait(os.WNOHANG) is None:
                    continue
                else:
                    raise Exception('HN died')
            lines = ff.readlines()
            nLines = len(lines)
            if nLines < self.expectedLines:
                print '   only %d of %d lines, waiting...' % (nLines, self.expectedLines)
                ff.close()
                sleep(.5)
                continue
            break
        self.orgId += 1

        for ii,line in enumerate(lines[self.junkPoints:]):
            #print 'line', ii, 'is', line
            nums = [float(xx) for xx in line.split()]
            if ii == 0:
                rawPositions = array(nums)
            else:
                rawPositions = vstack((rawPositions, array(nums)))

        # swap and scale rawPositions appropriately
        rawPositions = rawPositions.T[ix_(self.motorColumns)].T  # remap to right columns

        #print 'First few lines of rawPositions are:'
        #for ii in range(10):
        #    print prettyVec(rawPositions[ii,:], prec=2)

        # Average over every self.avgPoints
        for ii in range((self.expectedLines-self.junkPoints)/self.avgPoints):
            temp = mean(rawPositions[ii*self.avgPoints:(ii+1)*self.avgPoints,:], 0)
            if ii == 0:
                positions = temp
            else:
                positions = vstack((positions, temp))

        #print 'First few lines of positions are:'
        #for ii in range(10):
        #    print prettyVec(positions[ii,:], prec=2)
        
        # scale from [-1,1] to [0,1]
        positions += 1
        positions *= .5
        # scale from [0,1] to appropriate ranges
        innerIdx = [0, 2, 4, 6]
        outerIdx = [1, 3, 5, 7]
        centerIdx = [8]
        for ii in innerIdx:
            positions[:,ii] *= (MAX_INNER - MIN_INNER)
            positions[:,ii] += MIN_INNER
        for ii in outerIdx:
            positions[:,ii] *= (MAX_OUTER - MIN_OUTER)
            positions[:,ii] += MIN_OUTER
        for ii in centerIdx:
            positions[:,ii] *= (MAX_CENTER - MIN_CENTER)
            positions[:,ii] += MIN_CENTER
            
        # append a column of 512s for center
        #positions = hstack((positions,
        #                    NORM_CENTER * ones((positions.shape[0],1))))
        times = linspace(0,12,positions.shape[0])

        # Dump both raw positions and positions to file
        thisIdentifier = '%s_%05d_%03d' % (self.identifier, self.genId, self.orgId)

        ff = open('%s_raw' % thisIdentifier, 'w')
        writeArray(ff, rawPositions)
        ff.close()
        ff = open('%s_filt' % thisIdentifier, 'w')
        writeArray(ff, positions)
        ff.close()
        
        # return function of time
        return lambda time: matInterp(time, times, positions), thisIdentifier
Example #4
0
    def _getNext(self):
        '''Get the next point to try.  This reads from the file
        self.motionFile'''

        #print 'TRYING READ STDOUT'
        #stdout = self.proc.stdout.read()
        #print 'TRYING READ STDERR'
        #stderr = self.proc.stderr.read()

        #print 'STDOUT:'
        #print stdout
        #print 'STDERR:'
        #print stderr

        if self.orgId == self.generationSize:
            print 'Restarting process after %d runs, push enter when ready...' % self.generationSize
            raw_input()
            #sleep(10)
            if self.spawnProc:
                print 'Continuing with neatfile', self.nextNeatFile
                self.proc = Process(
                    (self.executable, '-O', self.prefix, '-R', '102', '-I',
                     self.datFile, '-X', self.nextNeatFile, '-XG', '1'))
            self.genId += 1
            self.orgId = 0

        #print 'On iteration', self.orgId+1

        while True:

            if self.spawnProc:
                out = self.proc.read()
                if out != '':
                    #print 'Got stdout:'
                    #print out
                    pass
                out = self.proc.readerr()
                if out != '':
                    #print 'Got stderr:'
                    #print out
                    pass

            try:
                ff = open(self.motionFile, 'r')
            except IOError:
                print 'File does not exist yet'
                sleep(1)
                continue

            lines = ff.readlines()
            nLines = len(lines)
            if nLines < self.expectedLines:
                print '   only %d of %d lines, waiting...' % (
                    nLines, self.expectedLines)
                ff.close()
                sleep(.5)
                continue
            break

        self.orgId += 1

        for ii, line in enumerate(lines[self.junkPoints:]):
            #print 'line', ii, 'is', line
            nums = [float(xx) for xx in line.split()]
            if ii == 0:
                rawPositions = array(nums)
            else:
                rawPositions = vstack((rawPositions, array(nums)))

        # swap and scale rawPositions appropriately
        rawPositions = rawPositions.T[ix_(
            self.motorColumns)].T  # remap to right columns

        #print 'First few lines of rawPositions are:'
        #for ii in range(10):
        #    print prettyVec(rawPositions[ii,:], prec=2)

        # Average over every self.avgPoints
        for ii in range(self.expectedLines / self.avgPoints):
            temp = mean(rawPositions[ii:(ii + self.avgPoints), :], 0)
            if ii == 0:
                positions = temp
            else:
                positions = vstack((positions, temp))

        #print 'First few lines of positions are:'
        #for ii in range(10):
        #    print prettyVec(positions[ii,:], prec=2)

        # scale from [-1,1] to [0,1]
        positions += 1
        positions *= .5
        # scale from [0,1] to appropriate ranges
        innerIdx = [0, 2, 4, 6]
        outerIdx = [1, 3, 5, 7]
        centerIdx = [8]
        for ii in innerIdx:
            positions[:, ii] *= (MAX_INNER - MIN_INNER)
            positions[:, ii] += MIN_INNER
        for ii in outerIdx:
            positions[:, ii] *= (MAX_OUTER - MIN_OUTER)
            positions[:, ii] += MIN_OUTER
        for ii in centerIdx:
            positions[:, ii] *= (MAX_CENTER - MIN_CENTER)
            positions[:, ii] += MIN_CENTER

        # append a column of 512s for center
        #positions = hstack((positions,
        #                    NORM_CENTER * ones((positions.shape[0],1))))
        times = linspace(0, 12, positions.shape[0])

        # Dump both raw positions and positions to file
        thisIdentifier = '%s_%05d_%03d' % (self.identifier, self.genId,
                                           self.orgId)

        ff = open('%s_raw' % thisIdentifier, 'w')
        writeArray(ff, rawPositions)
        ff.close()
        ff = open('%s_filt' % thisIdentifier, 'w')
        writeArray(ff, positions)
        ff.close()

        # return function of time
        return lambda time: matInterp(time, times, positions), thisIdentifier
Example #5
0
    def _getNext(self):
        """Get the next point to try.  This reads from the file
        self.motionFile"""

        # print 'TRYING READ STDOUT'
        # stdout = self.proc.stdout.read()
        # print 'TRYING READ STDERR'
        # stderr = self.proc.stderr.read()

        # print 'STDOUT:'
        # print stdout
        # print 'STDERR:'
        # print stderr

        if self.orgId == self.generationSize:
            print "Restarting process after %d runs, push enter when ready..." % self.generationSize
            raw_input()
            # sleep(10)
            if self.spawnProc:
                print "Continuing with neatfile", self.nextNeatFile
                self.proc = Process(
                    (
                        self.executable,
                        "-O",
                        self.prefix,
                        "-R",
                        "102",
                        "-I",
                        self.datFile,
                        "-X",
                        self.nextNeatFile,
                        "-XG",
                        "1",
                    )
                )
            self.genId += 1
            self.orgId = 0

        # print 'On iteration', self.orgId+1

        while True:

            if self.spawnProc:
                out = self.proc.read()
                if out != "":
                    # print 'Got stdout:'
                    # print out
                    pass
                out = self.proc.readerr()
                if out != "":
                    # print 'Got stderr:'
                    # print out
                    pass

            try:
                ff = open(self.motionFile, "r")
            except IOError:
                print "File does not exist yet"
                sleep(1)
                continue

            lines = ff.readlines()
            nLines = len(lines)
            if nLines < self.expectedLines:
                print "   only %d of %d lines, waiting..." % (nLines, self.expectedLines)
                ff.close()
                sleep(0.5)
                continue
            break

        self.orgId += 1

        for ii, line in enumerate(lines[self.junkPoints :]):
            # print 'line', ii, 'is', line
            nums = [float(xx) for xx in line.split()]
            if ii == 0:
                rawPositions = array(nums)
            else:
                rawPositions = vstack((rawPositions, array(nums)))

        # swap and scale rawPositions appropriately
        rawPositions = rawPositions.T[ix_(self.motorColumns)].T  # remap to right columns

        # print 'First few lines of rawPositions are:'
        # for ii in range(10):
        #    print prettyVec(rawPositions[ii,:], prec=2)

        # Average over every self.avgPoints
        for ii in range(self.expectedLines / self.avgPoints):
            temp = mean(rawPositions[ii : (ii + self.avgPoints), :], 0)
            if ii == 0:
                positions = temp
            else:
                positions = vstack((positions, temp))

        # print 'First few lines of positions are:'
        # for ii in range(10):
        #    print prettyVec(positions[ii,:], prec=2)

        # scale from [-1,1] to [0,1]
        positions += 1
        positions *= 0.5
        # scale from [0,1] to appropriate ranges
        innerIdx = [0, 2, 4, 6]
        outerIdx = [1, 3, 5, 7]
        centerIdx = [8]
        for ii in innerIdx:
            positions[:, ii] *= MAX_INNER - MIN_INNER
            positions[:, ii] += MIN_INNER
        for ii in outerIdx:
            positions[:, ii] *= MAX_OUTER - MIN_OUTER
            positions[:, ii] += MIN_OUTER
        for ii in centerIdx:
            positions[:, ii] *= MAX_CENTER - MIN_CENTER
            positions[:, ii] += MIN_CENTER

        # append a column of 512s for center
        # positions = hstack((positions,
        #                    NORM_CENTER * ones((positions.shape[0],1))))
        times = linspace(0, 12, positions.shape[0])

        # Dump both raw positions and positions to file
        thisIdentifier = "%s_%05d_%03d" % (self.identifier, self.genId, self.orgId)

        ff = open("%s_raw" % thisIdentifier, "w")
        writeArray(ff, rawPositions)
        ff.close()
        ff = open("%s_filt" % thisIdentifier, "w")
        writeArray(ff, positions)
        ff.close()

        # return function of time
        return lambda time: matInterp(time, times, positions), thisIdentifier