changes to the updater

This commit is contained in:
vivek-shankar 2017-05-11 22:12:59 -04:00
parent b871c2e25a
commit 664e7e4dc0
15 changed files with 362 additions and 700 deletions

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@ -129,6 +129,8 @@ int get_update_status();
void set_read_update_status();
int compile_bzz();
void updates_set_robots(int robots);
#endif

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@ -9,6 +9,8 @@ if(r. data < l. data or (r. data == l. data )) return l
else return r
})
s = swarm.create(1)
s.join()
}
function stand_by(){

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@ -1,4 +1,3 @@
# We need this for 2D vectors
# Make sure you pass the correct include path to "bzzc -I <path1:path2> ..."
include "/home/ubuntu/buzz/src/include/vec2.bzz"

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@ -0,0 +1,92 @@
#
# Returns the string character at the given position.
# PARAM s: The string
# PARAM n: The position of the wanted character
# RETURN The character at the wanted position, or nil
#
string.charat = function(s, n) {
return string.sub(s, n, n+1)
}
#
# Returns the index of the first occurrence of the given string m
# within another string s. If none is found, this function returns
# nil.
# PARAM s: The string
# PARAM m: The string to match
# RETURN: The position of the first match, or nil
#
string.indexoffirst = function(s, m) {
var ls = string.length(s)
var lm = string.length(m)
var i = 0
while(i < ls-lm+1) {
if(string.sub(s, i, i+lm) == m) return i
i = i + 1
}
return nil
}
#
# Returns the index of the last occurrence of the given string m
# within another string s. If none is found, this function returns
# nil.
# PARAM s: The string
# PARAM m: The string to match
# RETURN: The position of the last match, or nil
#
string.indexoflast = function(s, m) {
var ls = string.length(s)
var lm = string.length(m)
var i = ls - lm + 1
while(i >= 0) {
if(string.sub(s, i, i+lm) == m) return i
i = i - 1
}
return nil
}
# Splits a string s using the delimiters in d. The string list is
# returned in a table indexed by value (starting at 0).
# PARAM s: The string
# PARAM d: A string containing the delimiters
# RETURN: A table containing the tokens
string.split = function(s, d) {
var i1 = 0 # index to move along s (token start)
var i2 = 0 # index to move along s (token end)
var c = 0 # token count
var t = {} # token list
var ls = string.length(s)
var ld = string.length(d)
# Go through string s
while(i2 < ls) {
# Try every delimiter
var j = 0 # index to move along d
var f = nil # whether the delimiter was found or not
while(j < ld and (not f)) {
if(string.charat(s, i2) == string.charat(d, j)) {
# Delimiter found
f = 1
# Is it worth adding a new token?
if(i2 > i1) {
t[c] = string.sub(s, i1, i2)
c = c + 1
}
# Start new token
i1 = i2 + 1
}
else {
# Next delimiter
j = j + 1
}
}
# Next string character
i2 = i2 + 1
}
# Is it worth adding a new token?
if(i2 > i1) {
t[c] = string.sub(s, i1, i2)
}
# Return token list
return t;
}

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@ -0,0 +1,107 @@
#
# Create a new namespace for vector2 functions
#
math.vec2 = {}
#
# Creates a new vector2.
# PARAM x: The x coordinate.
# PARAM y: The y coordinate.
# RETURN: A new vector2.
#
math.vec2.new = function(x, y) {
return { .x = x, .y = y }
}
#
# Creates a new vector2 from polar coordinates.
# PARAM l: The length of the vector2.
# PARAM a: The angle of the vector2.
# RETURN: A new vector2.
#
math.vec2.newp = function(l, a) {
return {
.x = l * math.cos(a),
.y = l * math.sin(a)
}
}
#
# Calculates the length of the given vector2.
# PARAM v: The vector2.
# RETURN: The length of the vector.
#
math.vec2.length = function(v) {
return math.sqrt(v.x * v.x + v.y * v.y)
}
#
# Calculates the angle of the given vector2.
# PARAM v: The vector2.
# RETURN: The angle of the vector.
#
math.vec2.angle = function(v) {
return math.atan2(v.y, v.x)
}
#
# Returns the normalized form of a vector2.
# PARAM v: The vector2.
# RETURN: The normalized form.
#
math.vec2.norm = function(v) {
var l = math.length(v)
return {
.x = v.x / l,
.y = v.y / l
}
}
#
# Calculates v1 + v2.
# PARAM v1: A vector2.
# PARAM v2: A vector2.
# RETURN: v1 + v2
#
math.vec2.add = function(v1, v2) {
return {
.x = v1.x + v2.x,
.y = v1.y + v2.y
}
}
#
# Calculates v1 - v2.
# PARAM v1: A vector2.
# PARAM v2: A vector2.
# RETURN: v1 + v2
#
math.vec2.sub = function(v1, v2) {
return {
.x = v1.x - v2.x,
.y = v1.y - v2.y
}
}
#
# Scales a vector by a numeric constant.
# PARAM v: A vector2.
# PARAM s: A number (float or int).
# RETURN: s * v
#
math.vec2.scale = function(v, s) {
return {
.x = v.x * s,
.y = v.y * s
}
}
#
# Calculates v1 . v2 (the dot product)
# PARAM v1: A vector2.
# PARAM v2: A vector2.
# RETURN: v1 . v2
#
math.vec2.dot = function(v1, v2) {
return v1.x * v2.x + v1.y * v2.y
}

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@ -1,4 +1,5 @@
# We need this for 2D vectors
# Make sure you pass the correct include path to "bzzc -I <path1:path2> ..."
include "/home/ubuntu/buzz/src/include/vec2.bzz"
####################################################################################################

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@ -1,6 +1,6 @@
# We need this for 2D vectors
# Make sure you pass the correct include path to "bzzc -I <path1:path2> ..."
include "/home/ubuntu/buzz/src/include/vec2.bzz"
include "vec2.bzz"
####################################################################################################
# Updater related
# This should be here for the updater to work, changing position of code will crash the updater
@ -15,8 +15,8 @@ TARGET_ALTITUDE = 3.0
CURSTATE = "TURNEDOFF"
# Lennard-Jones parameters
TARGET = 10.0 #0.000001001
EPSILON = 18.0 #0.001
TARGET = 12.0 #0.000001001
EPSILON = 3.0 #0.001
# Lennard-Jones interaction magnitude
function lj_magnitude(dist, target, epsilon) {
@ -26,7 +26,7 @@ function lj_magnitude(dist, target, epsilon) {
# Neighbor data to LJ interaction vector
function lj_vector(rid, data) {
return math.vec2.newp(lj_magnitude(data.distance, TARGET, EPSILON), data.azimuth)
}
}cd sr
# Accumulator of neighbor LJ interactions
function lj_sum(rid, data, accum) {
@ -48,9 +48,12 @@ function hexagon() {
# if(timeW>=WAIT_TIMEOUT) { #FOR MOVETO TESTS
# timeW =0
# statef=land
# } else if(timeW>=WAIT_TIMEOUT/2) {
# timeW = timeW+1
# uav_moveto(0.06,0.0)
# } else {
# timeW = timeW+1
# uav_moveto(0.0,0.0)
# uav_moveto(0.0,0.06)
# }
}
@ -142,11 +145,32 @@ function land() {
}
}
function users_save(t) {
if(size(t)>0) {
foreach(t, function(id, tab) {
#log("id: ",id," Latitude ", tab.la, "Longitude ", tab.lo)
add_user_rb(id,tab.la,tab.lo)
})
}
}
function table_print(t) {
if(size(t)>0) {
foreach(t, function(u, tab) {
log("id: ",u," Range ", tab.r, "Bearing ", tab.b)
})
}
}
# Executed once at init time.
function init() {
s = swarm.create(1)
# s.select(1)
s.join()
vt = stigmergy.create(5)
t = {}
vt.put("p",t)
statef=idle
CURSTATE = "IDLE"
}
@ -197,6 +221,14 @@ neighbors.listen("cmd",
statef()
log("Current state: ", CURSTATE)
log("Swarm size: ",ROBOTS)
# Check local users and push to v.stig
if(size(users.dataG)>0)
vt.put("p", users.dataG)
# Save locally the users and print RG
users_save(vt.get("p"))
table_print(users.dataL)
}
# Executed once when the robot (or the simulator) is reset.

View File

@ -1,6 +1,6 @@
# We need this for 2D vectors
# Make sure you pass the correct include path to "bzzc -I <path1:path2> ..."
include "/home/ubuntu/buzz/src/include/vec2.bzz"
include "vec2.bzz"
####################################################################################################
# Updater related
# This should be here for the updater to work, changing position of code will crash the updater
@ -15,8 +15,8 @@ TARGET_ALTITUDE = 3.0
CURSTATE = "TURNEDOFF"
# Lennard-Jones parameters
TARGET = 10.0 #0.000001001
EPSILON = 18.0 #0.001
TARGET = 12.0 #0.000001001
EPSILON = 3.0 #0.001
# Lennard-Jones interaction magnitude
function lj_magnitude(dist, target, epsilon) {
@ -48,9 +48,12 @@ function hexagon() {
# if(timeW>=WAIT_TIMEOUT) { #FOR MOVETO TESTS
# timeW =0
# statef=land
# } else if(timeW>=WAIT_TIMEOUT/2) {
# timeW = timeW+1
# uav_moveto(0.06,0.0)
# } else {
# timeW = timeW+1
# uav_moveto(0.0,0.0)
# uav_moveto(0.0,0.06)
# }
}
@ -142,11 +145,32 @@ function land() {
}
}
function users_save(t) {
if(size(t)>0) {
foreach(t, function(id, tab) {
#log("id: ",id," Latitude ", tab.la, "Longitude ", tab.lo)
add_user_rb(id,tab.la,tab.lo)
})
}
}
function table_print(t) {
if(size(t)>0) {
foreach(t, function(u, tab) {
log("id: ",u," Range ", tab.r, "Bearing ", tab.b)
})
}
}
# Executed once at init time.
function init() {
s = swarm.create(1)
# s.select(1)
s.join()
vt = stigmergy.create(5)
t = {}
vt.put("p",t)
statef=idle
CURSTATE = "IDLE"
}
@ -197,6 +221,14 @@ neighbors.listen("cmd",
statef()
log("Current state: ", CURSTATE)
log("Swarm size: ",ROBOTS)
# Check local users and push to v.stig
if(size(users.dataG)>0)
vt.put("p", users.dataG)
# Save locally the users and print RG
users_save(vt.get("p"))
table_print(users.dataL)
}
# Executed once when the robot (or the simulator) is reset.

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@ -1,208 +0,0 @@
# We need this for 2D vectors
# Make sure you pass the correct include path to "bzzc -I <path1:path2> ..."
include "/home/ubuntu/buzz/src/include/vec2.bzz"
####################################################################################################
# Updater related
# This should be here for the updater to work, changing position of code will crash the updater
####################################################################################################
updated="update_ack"
update_no=0
function updated_neigh(){
neighbors.broadcast(updated, update_no)
}
TARGET_ALTITUDE = 3.0
CURSTATE = "TURNEDOFF"
# Lennard-Jones parameters
TARGET = 10.0 #0.000001001
EPSILON = 18.0 #0.001
# Lennard-Jones interaction magnitude
function lj_magnitude(dist, target, epsilon) {
return -(epsilon / dist) * ((target / dist)^4 - (target / dist)^2)
}
# Neighbor data to LJ interaction vector
function lj_vector(rid, data) {
return math.vec2.newp(lj_magnitude(data.distance, TARGET, EPSILON), data.azimuth)
}
# Accumulator of neighbor LJ interactions
function lj_sum(rid, data, accum) {
return math.vec2.add(data, accum)
}
# Calculates and actuates the flocking interaction
function hexagon() {
statef=hexagon
CURSTATE = "HEXAGON"
# Calculate accumulator
var accum = neighbors.map(lj_vector).reduce(lj_sum, math.vec2.new(0.0, 0.0))
if(neighbors.count() > 0)
math.vec2.scale(accum, 1.0 / neighbors.count())
# Move according to vector
#print("Robot ", id, "must push ",accum.length, "; ", accum.angle)
uav_moveto(accum.x,accum.y)
# if(timeW>=WAIT_TIMEOUT) { #FOR MOVETO TESTS
# timeW =0
# statef=land
# } else {
# timeW = timeW+1
# uav_moveto(0.0,0.0)
# }
}
########################################
#
# BARRIER-RELATED FUNCTIONS
#
########################################
#
# Constants
#
BARRIER_VSTIG = 1
# ROBOTS = 3 # number of robots in the swarm
#
# Sets a barrier
#
function barrier_set(threshold, transf) {
statef = function() {
barrier_wait(threshold, transf);
}
barrier = stigmergy.create(BARRIER_VSTIG)
}
#
# Make yourself ready
#
function barrier_ready() {
barrier.put(id, 1)
}
#
# Executes the barrier
#
WAIT_TIMEOUT = 200
timeW=0
function barrier_wait(threshold, transf) {
barrier.get(id)
CURSTATE = "BARRIERWAIT"
if(barrier.size() >= threshold) {
barrier = nil
transf()
} else if(timeW>=WAIT_TIMEOUT) {
barrier = nil
statef=land
timeW=0
}
timeW = timeW+1
}
# flight status
function idle() {
statef=idle
CURSTATE = "IDLE"
}
function takeoff() {
CURSTATE = "TAKEOFF"
statef=takeoff
log("TakeOff: ", flight.status)
log("Relative position: ", position.altitude)
if( flight.status == 2 and position.altitude >= TARGET_ALTITUDE-TARGET_ALTITUDE/20.0) {
barrier_set(ROBOTS,hexagon)
barrier_ready()
#statef=hexagon
}
else {
log("Altitude: ", TARGET_ALTITUDE)
neighbors.broadcast("cmd", 22)
uav_takeoff(TARGET_ALTITUDE)
}
}
function land() {
CURSTATE = "LAND"
statef=land
log("Land: ", flight.status)
if(flight.status == 2 or flight.status == 3){
neighbors.broadcast("cmd", 21)
uav_land()
}
else {
timeW=0
barrier = nil
statef=idle
}
}
# Executed once at init time.
function init() {
s = swarm.create(1)
# s.select(1)
s.join()
statef=idle
CURSTATE = "IDLE"
}
# Executed at each time step.
function step() {
if(flight.rc_cmd==22) {
log("cmd 22")
flight.rc_cmd=0
statef = takeoff
CURSTATE = "TAKEOFF"
neighbors.broadcast("cmd", 22)
} else if(flight.rc_cmd==21) {
log("cmd 21")
log("To land")
flight.rc_cmd=0
statef = land
CURSTATE = "LAND"
neighbors.broadcast("cmd", 21)
} else if(flight.rc_cmd==16) {
flight.rc_cmd=0
statef = idle
uav_goto()
} else if(flight.rc_cmd==400) {
flight.rc_cmd=0
uav_arm()
neighbors.broadcast("cmd", 400)
} else if (flight.rc_cmd==401){
flight.rc_cmd=0
uav_disarm()
neighbors.broadcast("cmd", 401)
}
neighbors.listen("cmd",
function(vid, value, rid) {
print("Got (", vid, ",", value, ") from robot #", rid)
if(value==22 and CURSTATE=="IDLE") {
statef=takeoff
} else if(value==21) {
statef=land
} else if(value==400 and CURSTATE=="IDLE") {
uav_arm()
} else if(value==401 and CURSTATE=="IDLE"){
uav_disarm()
}
}
)
statef()
log("Current state: ", CURSTATE)
log("Swarm size: ",ROBOTS)
}
# Executed once when the robot (or the simulator) is reset.
function reset() {
}
# Executed once at the end of experiment.
function destroy() {
}

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@ -1,208 +0,0 @@
# We need this for 2D vectors
# Make sure you pass the correct include path to "bzzc -I <path1:path2> ..."
include "/home/ubuntu/buzz/src/include/vec2.bzz"
####################################################################################################
# Updater related
# This should be here for the updater to work, changing position of code will crash the updater
####################################################################################################
updated="update_ack"
update_no=0
function updated_neigh(){
neighbors.broadcast(updated, update_no)
}
TARGET_ALTITUDE = 3.0
CURSTATE = "TURNEDOFF"
# Lennard-Jones parameters
TARGET = 10.0 #0.000001001
EPSILON = 18.0 #0.001
# Lennard-Jones interaction magnitude
function lj_magnitude(dist, target, epsilon) {
return -(epsilon / dist) * ((target / dist)^4 - (target / dist)^2)
}
# Neighbor data to LJ interaction vector
function lj_vector(rid, data) {
return math.vec2.newp(lj_magnitude(data.distance, TARGET, EPSILON), data.azimuth)
}
# Accumulator of neighbor LJ interactions
function lj_sum(rid, data, accum) {
return math.vec2.add(data, accum)
}
# Calculates and actuates the flocking interaction
function hexagon() {
statef=hexagon
CURSTATE = "HEXAGON"
# Calculate accumulator
var accum = neighbors.map(lj_vector).reduce(lj_sum, math.vec2.new(0.0, 0.0))
if(neighbors.count() > 0)
math.vec2.scale(accum, 1.0 / neighbors.count())
# Move according to vector
#print("Robot ", id, "must push ",accum.length, "; ", accum.angle)
uav_moveto(accum.x,accum.y)
# if(timeW>=WAIT_TIMEOUT) { #FOR MOVETO TESTS
# timeW =0
# statef=land
# } else {
# timeW = timeW+1
# uav_moveto(0.0,0.0)
# }
}
########################################
#
# BARRIER-RELATED FUNCTIONS
#
########################################
#
# Constants
#
BARRIER_VSTIG = 1
# ROBOTS = 3 # number of robots in the swarm
#
# Sets a barrier
#
function barrier_set(threshold, transf) {
statef = function() {
barrier_wait(threshold, transf);
}
barrier = stigmergy.create(BARRIER_VSTIG)
}
#
# Make yourself ready
#
function barrier_ready() {
barrier.put(id, 1)
}
#
# Executes the barrier
#
WAIT_TIMEOUT = 200
timeW=0
function barrier_wait(threshold, transf) {
barrier.get(id)
CURSTATE = "BARRIERWAIT"
if(barrier.size() >= threshold) {
barrier = nil
transf()
} else if(timeW>=WAIT_TIMEOUT) {
barrier = nil
statef=land
timeW=0
}
timeW = timeW+1
}
# flight status
function idle() {
statef=idle
CURSTATE = "IDLE"
}
function takeoff() {
CURSTATE = "TAKEOFF"
statef=takeoff
log("TakeOff: ", flight.status)
log("Relative position: ", position.altitude)
if( flight.status == 2 and position.altitude >= TARGET_ALTITUDE-TARGET_ALTITUDE/20.0) {
barrier_set(ROBOTS,hexagon)
barrier_ready()
#statef=hexagon
}
else {
log("Altitude: ", TARGET_ALTITUDE)
neighbors.broadcast("cmd", 22)
uav_takeoff(TARGET_ALTITUDE)
}
}
function land() {
CURSTATE = "LAND"
statef=land
log("Land: ", flight.status)
if(flight.status == 2 or flight.status == 3){
neighbors.broadcast("cmd", 21)
uav_land()
}
else {
timeW=0
barrier = nil
statef=idle
}
}
# Executed once at init time.
function init() {
s = swarm.create(1)
# s.select(1)
s.join()
statef=idle
CURSTATE = "IDLE"
}
# Executed at each time step.
function step() {
if(flight.rc_cmd==22) {
log("cmd 22")
flight.rc_cmd=0
statef = takeoff
CURSTATE = "TAKEOFF"
neighbors.broadcast("cmd", 22)
} else if(flight.rc_cmd==21) {
log("cmd 21")
log("To land")
flight.rc_cmd=0
statef = land
CURSTATE = "LAND"
neighbors.broadcast("cmd", 21)
} else if(flight.rc_cmd==16) {
flight.rc_cmd=0
statef = idle
uav_goto()
} else if(flight.rc_cmd==400) {
flight.rc_cmd=0
uav_arm()
neighbors.broadcast("cmd", 400)
} else if (flight.rc_cmd==401){
flight.rc_cmd=0
uav_disarm()
neighbors.broadcast("cmd", 401)
}
neighbors.listen("cmd",
function(vid, value, rid) {
print("Got (", vid, ",", value, ") from robot #", rid)
if(value==22 and CURSTATE=="IDLE") {
statef=takeoff
} else if(value==21) {
statef=land
} else if(value==400 and CURSTATE=="IDLE") {
uav_arm()
} else if(value==401 and CURSTATE=="IDLE"){
uav_disarm()
}
}
)
statef()
log("Current state: ", CURSTATE)
log("Swarm size: ",ROBOTS)
}
# Executed once when the robot (or the simulator) is reset.
function reset() {
}
# Executed once at the end of experiment.
function destroy() {
}

View File

@ -1,208 +0,0 @@
# We need this for 2D vectors
# Make sure you pass the correct include path to "bzzc -I <path1:path2> ..."
include "/home/ubuntu/buzz/src/include/vec2.bzz"
####################################################################################################
# Updater related
# This should be here for the updater to work, changing position of code will crash the updater
####################################################################################################
updated="update_ack"
update_no=0
function updated_neigh(){
neighbors.broadcast(updated, update_no)
}
TARGET_ALTITUDE = 3.0
CURSTATE = "TURNEDOFF"
# Lennard-Jones parameters
TARGET = 10.0 #0.000001001
EPSILON = 18.0 #0.001
# Lennard-Jones interaction magnitude
function lj_magnitude(dist, target, epsilon) {
return -(epsilon / dist) * ((target / dist)^4 - (target / dist)^2)
}
# Neighbor data to LJ interaction vector
function lj_vector(rid, data) {
return math.vec2.newp(lj_magnitude(data.distance, TARGET, EPSILON), data.azimuth)
}
# Accumulator of neighbor LJ interactions
function lj_sum(rid, data, accum) {
return math.vec2.add(data, accum)
}
# Calculates and actuates the flocking interaction
function hexagon() {
statef=hexagon
CURSTATE = "HEXAGON"
# Calculate accumulator
var accum = neighbors.map(lj_vector).reduce(lj_sum, math.vec2.new(0.0, 0.0))
if(neighbors.count() > 0)
math.vec2.scale(accum, 1.0 / neighbors.count())
# Move according to vector
#print("Robot ", id, "must push ",accum.length, "; ", accum.angle)
uav_moveto(accum.x,accum.y)
# if(timeW>=WAIT_TIMEOUT) { #FOR MOVETO TESTS
# timeW =0
# statef=land
# } else {
# timeW = timeW+1
# uav_moveto(0.0,0.0)
# }
}
########################################
#
# BARRIER-RELATED FUNCTIONS
#
########################################
#
# Constants
#
BARRIER_VSTIG = 1
# ROBOTS = 3 # number of robots in the swarm
#
# Sets a barrier
#
function barrier_set(threshold, transf) {
statef = function() {
barrier_wait(threshold, transf);
}
barrier = stigmergy.create(BARRIER_VSTIG)
}
#
# Make yourself ready
#
function barrier_ready() {
barrier.put(id, 1)
}
#
# Executes the barrier
#
WAIT_TIMEOUT = 200
timeW=0
function barrier_wait(threshold, transf) {
barrier.get(id)
CURSTATE = "BARRIERWAIT"
if(barrier.size() >= threshold) {
barrier = nil
transf()
} else if(timeW>=WAIT_TIMEOUT) {
barrier = nil
statef=land
timeW=0
}
timeW = timeW+1
}
# flight status
function idle() {
statef=idle
CURSTATE = "IDLE"
}
function takeoff() {
CURSTATE = "TAKEOFF"
statef=takeoff
log("TakeOff: ", flight.status)
log("Relative position: ", position.altitude)
if( flight.status == 2 and position.altitude >= TARGET_ALTITUDE-TARGET_ALTITUDE/20.0) {
barrier_set(ROBOTS,hexagon)
barrier_ready()
#statef=hexagon
}
else {
log("Altitude: ", TARGET_ALTITUDE)
neighbors.broadcast("cmd", 22)
uav_takeoff(TARGET_ALTITUDE)
}
}
function land() {
CURSTATE = "LAND"
statef=land
log("Land: ", flight.status)
if(flight.status == 2 or flight.status == 3){
neighbors.broadcast("cmd", 21)
uav_land()
}
else {
timeW=0
barrier = nil
statef=idle
}
}
# Executed once at init time.
function init() {
s = swarm.create(1)
# s.select(1)
s.join()
statef=idle
CURSTATE = "IDLE"
}
# Executed at each time step.
function step() {
if(flight.rc_cmd==22) {
log("cmd 22")
flight.rc_cmd=0
statef = takeoff
CURSTATE = "TAKEOFF"
neighbors.broadcast("cmd", 22)
} else if(flight.rc_cmd==21) {
log("cmd 21")
log("To land")
flight.rc_cmd=0
statef = land
CURSTATE = "LAND"
neighbors.broadcast("cmd", 21)
} else if(flight.rc_cmd==16) {
flight.rc_cmd=0
statef = idle
uav_goto()
} else if(flight.rc_cmd==400) {
flight.rc_cmd=0
uav_arm()
neighbors.broadcast("cmd", 400)
} else if (flight.rc_cmd==401){
flight.rc_cmd=0
uav_disarm()
neighbors.broadcast("cmd", 401)
}
neighbors.listen("cmd",
function(vid, value, rid) {
print("Got (", vid, ",", value, ") from robot #", rid)
if(value==22 and CURSTATE=="IDLE") {
statef=takeoff
} else if(value==21) {
statef=land
} else if(value==400 and CURSTATE=="IDLE") {
uav_arm()
} else if(value==401 and CURSTATE=="IDLE"){
uav_disarm()
}
}
)
statef()
log("Current state: ", CURSTATE)
log("Swarm size: ",ROBOTS)
}
# Executed once when the robot (or the simulator) is reset.
function reset() {
}
# Executed once at the end of experiment.
function destroy() {
}

View File

@ -29,7 +29,7 @@ static int updated=0;
/*Initialize updater*/
void init_update_monitor(const char* bo_filename, const char* stand_by_script){
fprintf(stdout,"intiialized file monitor.\n");
ROS_INFO("intiialized file monitor.\n");
fd=inotify_init1(IN_NONBLOCK);
if ( fd < 0 ) {
perror( "inotify_init error" );
@ -48,7 +48,7 @@ void init_update_monitor(const char* bo_filename, const char* stand_by_script){
BO_BUF = (uint8_t*)malloc(bcode_size);
if(fread(BO_BUF, 1, bcode_size, fp) < bcode_size) {
perror(bo_filename);
fclose(fp);
//fclose(fp);
//return 0;
}
fclose(fp);
@ -65,7 +65,7 @@ void init_update_monitor(const char* bo_filename, const char* stand_by_script){
STD_BO_BUF = (uint8_t*)malloc(stdby_bcode_size);
if(fread(STD_BO_BUF, 1, stdby_bcode_size, fp) < stdby_bcode_size) {
perror(stand_by_script);
fclose(fp);
//fclose(fp);
//return 0;
}
fclose(fp);
@ -147,7 +147,7 @@ void code_message_outqueue_append(){
void code_message_inqueue_append(uint8_t* msg,uint16_t size){
updater->inmsg_queue=(updater_msgqueue_t)malloc(sizeof(struct updater_msgqueue_s));
fprintf(stdout,"in ms append code size %d\n", (int) size);
//ROS_INFO("[DEBUG] Updater append code of size %d\n", (int) size);
updater->inmsg_queue->queue = (uint8_t*)malloc(size);
updater->inmsg_queue->size = (uint8_t*)malloc(sizeof(uint16_t));
memcpy(updater->inmsg_queue->queue, msg, size);
@ -156,9 +156,9 @@ void code_message_inqueue_append(uint8_t* msg,uint16_t size){
void code_message_inqueue_process(){
int size=0;
fprintf(stdout,"[debug]Updater mode %d \n", *(int*)(updater->mode) );
fprintf(stdout,"[debug] %u : current update number, %u : received update no \n",( *(uint16_t*) (updater->update_no) ), (*(uint16_t*)(updater->inmsg_queue->queue)) );
fprintf(stdout,"[debug]Updater code size %u \n",(*(uint16_t*)(updater->inmsg_queue->queue+sizeof(uint16_t)) ) );
ROS_INFO("[Debug] Updater processing in msg with mode %d \n", *(int*)(updater->mode) );
ROS_INFO("[Debug] %u : Current update number, %u : Received update no \n",( *(uint16_t*) (updater->update_no) ), (*(uint16_t*)(updater->inmsg_queue->queue)) );
ROS_INFO("[Debug] Updater received code of size %u \n",(*(uint16_t*)(updater->inmsg_queue->queue+sizeof(uint16_t)) ) );
if( *(int*) (updater->mode) == CODE_RUNNING){
//fprintf(stdout,"[debug]Inside inmsg code running");
@ -191,7 +191,6 @@ void update_routine(const char* bcfname,
const char* dbgfname){
dbgf_name=(char*)dbgfname;
buzzvm_t VM = buzz_utility::get_vm();
buzzvm_pushs(VM, buzzvm_string_register(VM, "update_no", 1));
buzzvm_pushi(VM, *(uint16_t*)(updater->update_no));
buzzvm_gstore(VM);
@ -199,36 +198,12 @@ void update_routine(const char* bcfname,
if(*(int*)updater->mode==CODE_RUNNING){
buzzvm_function_call(VM, "updated_neigh", 0);
if(check_update()){
std::string bzzfile_name(bzz_file);
stringstream bzzfile_in_compile;
std::string path = bzzfile_name.substr(0, bzzfile_name.find_last_of("\\/"));
bzzfile_in_compile<<path<<"/";
path = bzzfile_in_compile.str();
bzzfile_in_compile.str("");
std::string name = bzzfile_name.substr(bzzfile_name.find_last_of("/\\") + 1);
name = name.substr(0,name.find_last_of("."));
bzzfile_in_compile << "bzzparse "<<bzzfile_name<<" "<<path<< name<<".basm";
FILE *fp;
int comp=0;
char buf[128];
fprintf(stdout,"Update found \nUpdating script ...\n");
if ((fp = popen(bzzfile_in_compile.str().c_str(), "r")) == NULL) { // to change file edit
fprintf(stdout,"Error opening pipe!\n");
}
while (fgets(buf, 128, fp) != NULL) {
fprintf(stdout,"OUTPUT: %s \n", buf);
comp=1;
}
bzzfile_in_compile.str("");
bzzfile_in_compile <<"bzzasm "<<path<<name<<".basm "<<path<<name<<".bo "<<path<<name<<".bdbg";
if ((fp = popen(bzzfile_in_compile.str().c_str(), "r")) == NULL) { // to change file edit
fprintf(stdout,"Error opening pipe!\n");
}
while (fgets(buf, 128, fp) != NULL) {
fprintf(stdout,"OUTPUT: %s \n", buf);
}
if(pclose(fp) || comp) {
fprintf(stdout,"Errors in comipilg script so staying on old script\n");
ROS_INFO("Update found \nUpdating script ...\n");
if(compile_bzz()){
ROS_WARN("Errors in comipilg script so staying on old script\n");
}
else {
uint8_t* BO_BUF = 0;
@ -250,12 +225,12 @@ void update_routine(const char* bcfname,
*(uint16_t*)(updater->update_no) =update_no +1;
code_message_outqueue_append();
VM = buzz_utility::get_vm();
fprintf(stdout,"Update no %d\n", *(uint16_t*)(updater->update_no));
ROS_INFO("Current Update no %d\n", *(uint16_t*)(updater->update_no));
buzzvm_pushs(VM, buzzvm_string_register(VM, "update_no", 1));
buzzvm_pushi(VM, *(uint16_t*)(updater->update_no));
buzzvm_gstore(VM);
neigh=-1;
fprintf(stdout,"Sending code... \n");
ROS_INFO("Sending code... \n");
code_message_outqueue_append();
}
delete_p(BO_BUF);
@ -268,7 +243,7 @@ void update_routine(const char* bcfname,
else{
//gettimeofday(&t1, NULL);
if(neigh==0 && (!is_msg_present())){
fprintf(stdout,"Sending code... \n");
ROS_INFO("Sending code... \n");
code_message_outqueue_append();
}
@ -277,7 +252,7 @@ void update_routine(const char* bcfname,
buzzvm_gload(VM);
buzzobj_t tObj = buzzvm_stack_at(VM, 1);
buzzvm_pop(VM);
fprintf(stdout,"Barrier ..................... %i \n",tObj->i.value);
ROS_INFO("Barrier ..................... %i \n",tObj->i.value);
if(tObj->i.value==no_of_robot) {
*(int*)(updater->mode) = CODE_RUNNING;
gettimeofday(&t2, NULL);
@ -307,12 +282,12 @@ return (uint8_t*)updater->outmsg_queue->size;
int test_set_code(uint8_t* BO_BUF, const char* dbgfname,size_t bcode_size ){
if(buzz_utility::buzz_update_init_test(BO_BUF, dbgfname,bcode_size)){
fprintf(stdout,"Initializtion of script test passed\n");
ROS_WARN("Initializtion of script test passed\n");
if(buzz_utility::update_step_test()){
/*data logging*/
//start =1;
/*data logging*/
fprintf(stdout,"Step test passed\n");
ROS_WARN("Step test passed\n");
*(int*) (updater->mode) = CODE_STANDBY;
//fprintf(stdout,"updater value = %i\n",updater->mode);
delete_p(updater->bcode);
@ -330,12 +305,12 @@ int test_set_code(uint8_t* BO_BUF, const char* dbgfname,size_t bcode_size ){
/*Unable to step something wrong*/
else{
if(*(int*) (updater->mode) == CODE_RUNNING){
fprintf(stdout,"step test failed, stick to old script\n");
ROS_ERROR("step test failed, stick to old script\n");
buzz_utility::buzz_update_init_test((updater)->bcode, dbgfname, (size_t)*(size_t*)(updater->bcode_size));
}
else{
/*You will never reach here*/
fprintf(stdout,"step test failed, Return to stand by\n");
ROS_ERROR("step test failed, Return to stand by\n");
buzz_utility::buzz_update_init_test((updater)->standby_bcode,
(char*)dbgfname,(size_t) *(size_t*)(updater->standby_bcode_size));
buzzvm_t VM = buzz_utility::get_vm();
@ -350,12 +325,12 @@ int test_set_code(uint8_t* BO_BUF, const char* dbgfname,size_t bcode_size ){
}
else {
if(*(int*) (updater->mode) == CODE_RUNNING){
fprintf(stdout,"Initialization test failed, stick to old script\n");
ROS_ERROR("Initialization test failed, stick to old script\n");
buzz_utility::buzz_update_init_test((updater)->bcode, dbgfname,(int)*(size_t*) (updater->bcode_size));
}
else{
/*You will never reach here*/
fprintf(stdout,"Initialization test failed, Return to stand by\n");
ROS_ERROR("Initialization test failed, Return to stand by\n");
buzz_utility::buzz_update_init_test((updater)->standby_bcode,
(char*)dbgfname,(size_t) *(size_t*)(updater->standby_bcode_size));
buzzvm_t VM = buzz_utility::get_vm();
@ -420,6 +395,23 @@ void updates_set_robots(int robots){
no_of_robot=robots;
}
/*--------------------------------------------------------
/ Create Buzz bytecode from the bzz script inputed
/-------------------------------------------------------*/
int compile_bzz(){
/*Compile the buzz code .bzz to .bo*/
std::string bzzfile_name(bzz_file);
stringstream bzzfile_in_compile;
std::string path = bzzfile_name.substr(0, bzzfile_name.find_last_of("\\/")) + "/";
std::string name = bzzfile_name.substr(bzzfile_name.find_last_of("/\\") + 1);
name = name.substr(0,name.find_last_of("."));
bzzfile_in_compile << "bzzc -I " << path << "include/"; //<<" "<<path<< name<<".basm";
bzzfile_in_compile << " -b " << path << name << ".bo";
bzzfile_in_compile << " -d " << path << name << ".bdb ";
bzzfile_in_compile << bzzfile_name;
ROS_WARN("Launching buzz compilation for update: %s", bzzfile_in_compile.str().c_str());
return system(bzzfile_in_compile.str().c_str());
}
void collect_data(){
//fprintf(stdout,"start and end time in data collection Info : %f,%f",(double)begin,(double)end);
double time_spent = (t2.tv_sec - t1.tv_sec) * 1000.0; //(double)(end - begin) / CLOCKS_PER_SEC;

View File

@ -502,10 +502,17 @@ static int create_stig_tables() {
/* Save bytecode file name */
BO_FNAME = strdup(bo_filename);
/* Execute the global part of the script */
buzzvm_execute_script(VM);
/* Call the Init() function */
buzzvm_function_call(VM, "init", 0);
// Execute the global part of the script
if(buzzvm_execute_script(VM)!= BUZZVM_STATE_DONE){
ROS_ERROR("Error executing global part, VM state : %i",VM->state);
return 0;
}
// Call the Init() function
if(buzzvm_function_call(VM, "init", 0) != BUZZVM_STATE_READY){
ROS_ERROR("Error in calling init, VM state : %i", VM->state);
return 0;
}
/* All OK */
ROS_INFO("[%i] INIT DONE!!!", Robot_id);
@ -554,10 +561,17 @@ static int create_stig_tables() {
//cout << "ERROR!!!! ---------- " << buzzvm_strerror(VM) << endl;
return 0;
}
// Execute the global part of the script
buzzvm_execute_script(VM);
if(buzzvm_execute_script(VM)!= BUZZVM_STATE_DONE){
ROS_ERROR("Error executing global part, VM state : %i",VM->state);
return 0;
}
// Call the Init() function
buzzvm_function_call(VM, "init", 0);
if(buzzvm_function_call(VM, "init", 0) != BUZZVM_STATE_READY){
ROS_ERROR("Error in calling init, VM state : %i", VM->state);
return 0;
}
// All OK
return 1;
}
@ -604,9 +618,15 @@ static int create_stig_tables() {
return 0;
}
// Execute the global part of the script
buzzvm_execute_script(VM);
if(buzzvm_execute_script(VM)!= BUZZVM_STATE_DONE){
ROS_ERROR("Error executing global part, VM state : %i",VM->state);
return 0;
}
// Call the Init() function
buzzvm_function_call(VM, "init", 0);
if(buzzvm_function_call(VM, "init", 0) != BUZZVM_STATE_READY){
ROS_ERROR("Error in calling init, VM state : %i", VM->state);
return 0;
}
// All OK
return 1;
}
@ -725,19 +745,25 @@ static int create_stig_tables() {
}
int update_step_test() {
/*Process available messages*/
in_message_process();
buzzuav_closures::buzzuav_update_battery(VM);
buzzuav_closures::buzzuav_update_prox(VM);
buzzuav_closures::buzzuav_update_currentpos(VM);
buzzuav_closures::update_neighbors(VM);
update_users();
buzzuav_closures::buzzuav_update_flight_status(VM);
//set_robot_var(buzzdict_size(VM->swarmmembers)+1);
int a = buzzvm_function_call(VM, "step", 0);
if(a!= BUZZVM_STATE_READY) {
ROS_ERROR("%s: execution terminated abnormally: %s\n\n",
BO_FNAME,
buzz_error_info());
fprintf(stdout, "step test VM state %i\n",a);
fprintf(stdout, " execution terminated abnormally\n\n");
}
return a == BUZZVM_STATE_READY;
}

View File

@ -101,7 +101,8 @@ namespace rosbzz_node{
get_number_of_robots();
//if(neighbours_pos_map.size() >0) no_of_robots =neighbours_pos_map.size()+1;
//buzz_utility::set_robot_var(no_of_robots);
/*Set no of robots for updates*/
/*Set no of robots for updates TODO only when not updating*/
//if(multi_msg)
updates_set_robots(no_of_robots);
/*run once*/
ros::spinOnce();