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graph4rotatable.py
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graph4rotatable.py
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import random
import math
import matplotlib.pyplot as plt
import matplotlib.lines as mlines
import matplotlib.patches as patches
import numpy as np
# Input parameters
RoomWidth = 500.0 # room width in centi metres
RoomHeight = 500.0 # room height in centi metres
grid_size = 5 # centi-metres
MAX_COLUMN = math.ceil(RoomWidth/grid_size)
MAX_ROW = math.ceil(RoomWidth/grid_size)
allOBSvertex = [[(70,120),(70,300),(200,300),(200,220),(350,220),(350,120)],
[(15,435),(70,490),(120,445),(65,390)],
[(485,435),(430,490),(380,445),(435,390)]]
TxLocation = (250,500)
c1 = []
c2 = 0
cover2 = []
cov = []
T = []
Txcoverage = 0
for k in range(MAX_ROW):
c1.append([0]*MAX_COLUMN)
T.append([0]*MAX_COLUMN)
for x in range(MAX_COLUMN) :
for y in range(MAX_ROW) :
c1[x][y] = 0.0
T[x][y] = 0.0
#mirror = (['R',250,10,150,0]) #wallSide,position,distance,mirror_width,angle
wall_axis = [[[0,0],[RoomWidth,0]],[[0,0],[0,RoomHeight]],[[0,RoomHeight],[RoomWidth,RoomHeight]],[[RoomWidth,RoomHeight],[RoomWidth,0]]]
class PixelPlane() :
def __init__(self,MAX_ROW,MAX_COLUMN) :
self.MAX_ROW = MAX_ROW
self.MAX_COLUMN = MAX_COLUMN
self.pixel_intensity = []
for k in range(self.MAX_ROW):
self.pixel_intensity.append([0]*self.MAX_COLUMN)
for x in range(self.MAX_COLUMN) :
for y in range(self.MAX_ROW) :
self.pixel_intensity[x][y] = 0.0
def intersect(x1,y1,x2,y2,x3,y3,x4,y4,debug=False):
if debug:
print("========= Start Intersect =========")
print(x1,y1,x2,y2,x3,y3,x4,y4)
denominator = (x1-x2)*(y3-y4) - (y1-y2)*(x3-x4)
if debug:
print(denominator)
if denominator!=0:
Px = (x1*y2 - y1*x2)*(x3-x4) - (x1-x2)*(x3*y4-y3*x4)
Px = Px/denominator
Py = (x1*y2 - y1*x2)*(y3-y4) - (y1-y2)*(x3*y4-y3*x4)
Py = Py/denominator
if debug:
print(Px,Py)
onSegment1 = False
onSegment2 = False
alpha = 0.00001
if ((Px>=x1-alpha and Px <= x2+alpha) or (Px>=x2-alpha and Px <= x1+alpha)) and ((Py>=y1-alpha and Py <= y2+alpha) or (Py>=y2-alpha and Py <= y1+alpha)):
onSegment2 = True
if ((Px>=x3-alpha and Px <= x4+alpha) or (Px>=x4-alpha and Px <= x3+alpha)) and ((Py>=y3-alpha and Py <= y4+alpha) or (Py>=y4-alpha and Py <= y3+alpha)):
onSegment1 = True
if debug:
print(onSegment1,onSegment2)
if onSegment1 == True and onSegment2 == True:
return (True,Px,Py)
else:
return (False,Px,Py)
else:
return (False,'Parallel')
class Mirror():
def __init__(self,wallSide,position,distance,mirror_width,angle):
self.wallSide = wallSide
self.position = position
self.distance = distance
self.mirror_width = mirror_width
self.angle = angle
mirror_loc = self.mirror_install(wallSide,position,distance,mirror_width,angle)
self.mirror_loc = mirror_loc
self.mirror_pixel_list = self.mirror_pixel_plane(mirror_loc[0],mirror_loc[1],mirror_loc[2],mirror_loc[3])
self.project_pixel_list = self.pixel_mirror_projection()
# ** TEST MULTIPLE RAYS ADD
#self.project_pixel_list = self.shotgun(2) #Experiment (Multiple rays)
self.mirror_reflect_points = self.mirror_reflect_points()
self.tx_mirror_perp = self.perp_toMirror(TxLocation[0],TxLocation[1],mirror_loc[0],mirror_loc[1],mirror_loc[2],mirror_loc[3])
##print("self.tx_mirror_perp =",self.tx_mirror_perp)
all_mirror_reflect_points = self.mirror_reflect_points
self.ray_to_object_list = self.ray_to_object()
self.all_ray_coverage_list = self.all_ray_coverage()
#self.count_coverage()
def mirror_install(self,wallSide,position,distance,mirror_width,angle): # (Wall,location,distance from wall,mirror length, angle)
if wallSide == 'Right' or wallSide == 'R':
#print('R')
#At angle = 0
x1 = RoomWidth - distance
y1 = position - mirror_width/2
x2 = RoomWidth - distance
y2 = position + mirror_width/2
#With angle
x1 = x1 - np.cos(np.deg2rad(90+angle))*mirror_width/2
y1 = y1 + ((mirror_width/2)-np.cos(np.deg2rad(angle))*mirror_width/2)
x2 = x2 + np.cos(np.deg2rad(90+angle))*mirror_width/2
y2 = y2 - ((mirror_width/2)-np.cos(np.deg2rad(angle))*mirror_width/2)
elif wallSide == 'Left' or wallSide == 'L':
#print('LEFT')
x1 = distance
y1 = position + mirror_width/2
x2 = distance
y2 = position - mirror_width/2
#with angle
x1 = x1 - np.cos(np.deg2rad(90-angle))*mirror_width/2
y1 = y1 - ((mirror_width/2)-np.cos(np.deg2rad(angle))*mirror_width/2)
x2 = x2 + np.cos(np.deg2rad(90-angle))*mirror_width/2
y2 = y2 + ((mirror_width/2)-np.cos(np.deg2rad(angle))*mirror_width/2)
elif wallSide == 'Top' or wallSide == 'T' :
print('Top')
x1 = position - mirror_width/2
y1 = RoomHeight - distance
x2 = position + mirror_width/2
y2 = RoomHeight - distance
#with angle
x1 = x1 + ((mirror_width/2)-np.cos(np.deg2rad(angle))*mirror_width/2)
y1 = y1 - np.cos(np.deg2rad(90-angle))*mirror_width/2
x2 = x2 - ((mirror_width/2)-np.cos(np.deg2rad(angle))*mirror_width/2)
y2 = y2 + np.cos(np.deg2rad(90-angle))*mirror_width/2
elif wallSide == 'Bottom' or wallSide == 'B' :
print('Bottom')
x1 = position - mirror_width/2
y1 = distance
x2 = position + mirror_width/2
y2 = distance
#with angle
x1 = x1 + mirror_width/2 - (mirror_width/2*(np.cos(np.deg2rad(angle))))
y1 = y1 - ((mirror_width/2)*np.cos(np.deg2rad(90-angle)))
x2 = x2 - (mirror_width/2) + (mirror_width/2*(np.cos(np.deg2rad(angle))))
y2 = y2 + (np.cos(np.deg2rad(90-angle)))*mirror_width/2
#print(x1/grid_size,y1/grid_size,x2/grid_size,y2/grid_size)
#print(x1,y1,x2,y2)
return x1,y1,x2,y2
def mirror_pixel_plane(self,x1,y1,x2,y2):
mirror_plane = []
for px in range(int(math.floor(min([x1,x2])/grid_size)),(int(math.ceil(max([x1,x2])/grid_size)+1))):
for py in range(int(math.floor(min([y1,y2])/grid_size)),(int(math.ceil(max([y1,y2])/grid_size)+1))):
pix_sides = [[px,py,px+1,py],[px,py,px,py+1],[px,py+1,px+1,py+1],[px+1,py,px+1,py+1]]
##print("pix sides =",pix_sides)
pix_sides = np.multiply(pix_sides,grid_size)
for side in pix_sides:
mirror_on_grid = intersect(x1,y1,x2,y2,side[0],side[1],side[2],side[3])
if mirror_on_grid[0] == True:
if px< MAX_COLUMN and py < MAX_ROW:
mirror_plane.append([px,py])
break
return mirror_plane
def pixel_mirror_projection(self):
project_pixel_list=[] #List for projection pixel position into exact mirror line
#mid_pixel_list = [[x+0.5,y+0.5] for [x,y] in self.mirror_pixel_list] #<-- If want all rays from mirror
mid_pixel_list = [[x-0.5,y-0.5] for [x,y] in self.light_on_mirror(tx_id)] #<-- only light part can reflect
#print("Mid pix =",mid_pixel_list)
for i in range(len(mid_pixel_list)):
project_pixel_list.append(mid_pixel_list[i])
if i+1 < len(mid_pixel_list):
project_pixel_list.append([np.mean([mid_pixel_list[i][0],mid_pixel_list[i+1][0]]),np.mean([mid_pixel_list[i][1],mid_pixel_list[i+1][1]])])
#print('mirror_pixel_list',self.mirror_pixel_list)
#print('project_pixel_list',project_pixel_list)
return project_pixel_list
def mirror_reflect_points(self):
all_reflect_points = []
pixel_to_loc = [[px*grid_size,py*grid_size] for [px,py] in self.project_pixel_list]
for loc in pixel_to_loc:
point = self.perp_toMirror(loc[0],loc[1],self.mirror_loc[0],self.mirror_loc[1],self.mirror_loc[2],self.mirror_loc[3])
all_reflect_points.append(point)
#print("all reflect points = ",all_reflect_points)
return all_reflect_points
def reference_point_mirror(self,x1,y1):
reference_point_mirror = [x1-(self.tx_mirror_perp[0]-x1),y1-(self.tx_mirror_perp[1]-y1)]
#print("ref point mirror = ",reference_point_mirror)
return reference_point_mirror
def reference_point_reflect(self,x1,y1):
reference_point_mirror = self.reference_point_mirror(x1,y1)
reference_point_reflect = [reference_point_mirror[0]-(self.tx_mirror_perp[0]-TxLocation[0]),reference_point_mirror[1]+(TxLocation[1]-self.tx_mirror_perp[1])]
return reference_point_reflect
def all_mirror_plane_to_wall(self): #find intersect points between mirror plane and wall
x1 = self.mirror_loc[0]
y1 = self.mirror_loc[1]
x2 = self.mirror_loc[2]
y2 = self.mirror_loc[3]
all_mirror_plane_to_wall = []
for wall in wall_axis:
mirror_plane_to_wall = self.room_wall_intersect(np.array([x1,y1]),np.array([x2,y2]),np.array(wall[0]),np.array(wall[1]))
if mirror_plane_to_wall[0]>=0 and mirror_plane_to_wall[0]<=RoomWidth and mirror_plane_to_wall[1]>=0 and mirror_plane_to_wall[1]<=RoomHeight:
all_mirror_plane_to_wall.append(mirror_plane_to_wall)
#print(all_mirror_plane_to_wall)
return all_mirror_plane_to_wall
def wall_position(self,x1,y1):
all_mirror_plane_to_wall = self.all_mirror_plane_to_wall()
reference_point_reflect = self.reference_point_reflect(x1,y1)
for wall in wall_axis:
wall_position1 = self.room_wall_intersect(np.array([x1,y1]),np.array([reference_point_reflect[0],reference_point_reflect[1]]),np.array(wall[0]),np.array(wall[1]))
#print("wall chk :",wall_position1)
if wall_position1[0]>=0 and wall_position1[0]<=RoomWidth and wall_position1[1]>=0 and wall_position1[1]<=RoomHeight:
mirror_intersect = intersect(all_mirror_plane_to_wall[0][0],all_mirror_plane_to_wall[0][1],all_mirror_plane_to_wall[1][0],all_mirror_plane_to_wall[1][1],TxLocation[0],TxLocation[1],wall_position1[0],wall_position1[1])
refPoint_mir_wall_intersect = intersect(reference_point_reflect[0],reference_point_reflect[1],wall_position1[0],wall_position1[1],all_mirror_plane_to_wall[0][0],all_mirror_plane_to_wall[0][1],all_mirror_plane_to_wall[1][0],all_mirror_plane_to_wall[1][1])
if mirror_intersect[0] == False:
if refPoint_mir_wall_intersect[0]==False:
break
else:
pass
#print("but through mirror !! sorry let's seek another wall... ")
#print(wall_position1)
#plt.plot([wall_position1[0],x1],[wall_position1[1],y1],'r:',alpha=0.5)
#print(wall)
return wall_position1 #return to wall in all_ray_list
def all_ray_list(self):
ray_list =[]
for p in self.mirror_reflect_points:
wall = self.wall_position(p[0],p[1])
if wall[0]>=0 and wall[0]<=500 and wall[1]>=0 and wall[1]<=500 :
ray_list.append([p[0],p[1],wall[0],wall[1]])
return ray_list
def light_on_mirror(self,tx_id):
light_on_mirror = []
for px,py in self.mirror_pixel_list:
cover = True
for tx_plane in tx_id.all_tx_plane_id:
if tx_plane.pixel_intensity[px][py]==0.0:
cover = False
break
if cover==True:
light_on_mirror.append([px,py])
return light_on_mirror
def ray_to_object(self):
ray_to_object_list = self.all_ray_list() #Initial rays from ray list
i = 0
for ray in ray_to_object_list:
ray_distance = np.hypot(ray[2]-ray[0],ray[3]-ray[1])
for obs in all_obs_id:
for k in range(len(obs.obsX)):
x3 = obs.obsX[k]
y3 = obs.obsY[k]
x4 = obs.obsX[(k+1)%len(obs.obsX)]
y4 = obs.obsY[(k+1)%len(obs.obsY)]
result = intersect(ray[0],ray[1],ray[2],ray[3],x3,y3,x4,y4)
if result[0] == True:
distance = np.hypot(ray[0]-result[1],ray[1]-result[2])
if distance < ray_distance:
ray_distance = distance
ray_to_object_list[i][2] = result[1] #change wall[0] of ray_list[i] to be result[1]
ray_to_object_list[i][3] = result[2]
i+=1
#print("ray_to_object_list =",ray_to_object_list)
return ray_to_object_list
def all_ray_coverage(self):
ray_coverage_list = []
for ray in self.ray_to_object_list:
ray_coverage_list.append(self.mirror_pixel_plane(ray[0],ray[1],ray[2],ray[3]))
#print(ray_coverage_list)
return ray_coverage_list
def count_coverage(self):
self.ray_pixel_coverage = PixelPlane(MAX_ROW,MAX_COLUMN)
for ray in self.all_ray_coverage_list: #self.all_ray_coverage_list = self.all_ray_coverage()
#print(ray)
for gx,gy in ray:
if not math.isclose(c1[gx][gy],5.0) :
if not math.isclose(c1[gx][gy],2.0) :
global c2
c2 = c2 + 1
self.ray_pixel_coverage.pixel_intensity[gx][gy] = 2.0
c1[gx][gy] = 2.0
##print("set coverage at ",gx,gy)
#count = sum(self.ray_pixel_coverage.pixel_intensity) # <-- some computer cannot run "sum"
count = 0
for gx in range(MAX_COLUMN):
for gy in range(MAX_ROW):
if self.ray_pixel_coverage.pixel_intensity[gx][gy] == 2.0:
count +=1
count_percent = (count*100)/(MAX_ROW*MAX_COLUMN)
# For compare with light coverage without mirror
tx_cov_count = 0
improve_coverage_from_light = count
for px in range(MAX_COLUMN):
for py in range(MAX_ROW):
cover = True
for tx_plane in tx_id.all_tx_plane_id:
if tx_plane.pixel_intensity[px][py]==0.0:
cover = False
break
if cover==True:
T[px][py] = 2.0
tx_cov_count+=1
if self.ray_pixel_coverage.pixel_intensity[px][py] == 2.0:
improve_coverage_from_light -= 1
global Txcoverage
Txcoverage = tx_cov_count
tx_cov_count_percent = (tx_cov_count*100)/(MAX_ROW*MAX_COLUMN)
improve_percent = improve_coverage_from_light*100/(MAX_ROW*MAX_COLUMN)
new_overall_covearge = tx_cov_count + improve_coverage_from_light
new_overall_covearge_percent = (new_overall_covearge*100)/(MAX_ROW*MAX_COLUMN)
cover2.append(new_overall_covearge)
#print("Mirror's Light Coverage Area (Pixels) =",count)
#print("Mirror's Light Coverage Percent =",count_percent,"%")
#print("Transmitter Coverage Area =",tx_cov_count)
#print("Transmitter Coverage Percent =",tx_cov_count_percent,"%")
#print("Mirror's Improved Area (reflect to shadow area) =", improve_coverage_from_light)
#print("Mirror's Improved Percent =",improve_percent,"%")
#print("New Coverage Area =",new_overall_covearge)
#print("New Covearge Area Percent =",new_overall_covearge_percent,"%")
return count,count_percent,tx_cov_count,improve_coverage_from_light,improve_percent,new_overall_covearge,new_overall_covearge
def perp_toMirror(self,tx,ty,rx1,ry1,rx2,ry2): #Find the point that perpendicular to mirror
x1=rx1
y1=ry1
x2=rx2
y2=ry2
x3=tx
y3=ty
k = ((y2-y1) * (x3-x1) - (x2-x1) * (y3-y1)) / ((y2-y1)**2 + (x2-x1)**2)
x4 = x3 - k * (y2-y1)
y4 = y3 + k * (x2-x1)
##print(x4,y4) # point perpend to mirror
return (x4,y4)
def perp(self,a) : #vector
b = np.empty_like(a)
b[0] = -a[1]
b[1] = a[0]
return b
def room_wall_intersect(self,p1,p2, q1,q2) :
da = p2-p1
db = q2-q1
dp = p1-q1
dap = self.perp(da)
denom = np.dot( dap, db)
num = np.dot( dap, dp )
return (num / denom.astype(float))*db + q1
def shotgun(self,multiple): # On experiment // build multiple rays between 2 rays
new_mirror_reflect_point_list = []
for k in range(len(self.project_pixel_list)-1):
px = self.project_pixel_list[k][0]
pxx = self.project_pixel_list[k+1][0]
py = self.project_pixel_list[k][1]
pyy = self.project_pixel_list[k+1][1]
add_px=[]
add_py=[]
for m in range(multiple):
x_step = (pxx-px)/multiple
add_px.append(px+x_step)
y_step = (pyy-py)/multiple
add_py.append(py+y_step)
#print("add_px =",add_px)
#add_py = np.arange(py,pyy,(pyy-py)/multiple)
for i in range(multiple):
new_mirror_reflect_point_list.append([add_px[i],add_py[i]])
new_mirror_reflect_point_list.append(self.project_pixel_list[k+1])
#print("New multiple rays (shotgun) =",new_mirror_reflect_point_list )
return new_mirror_reflect_point_list
class Obstacle():
def __init__(self,obsX,obsY,grid_size):
self.obsX = obsX #obsX
self.obsY = obsY #obsY
self.grid_size = grid_size
self.obs_plane = PixelPlane(MAX_ROW,MAX_COLUMN)
self.px_max = math.ceil(max(obsX)/grid_size)
self.py_max = math.ceil(max(obsY)/grid_size)
self.px_min = math.floor(min(obsX)/grid_size)
self.py_min = math.floor(min(obsY)/grid_size)
self.pixel_count = 0
self.setPixel()
self.countPixel()
def setPixel(self):
for py in range(self.py_min,self.py_max+1):
for px in range(self.px_min,self.px_max+1):
cnt_crosspoint_r = 0
cnt_crosspoint_l = 0
x = px*self.grid_size
y = py*self.grid_size
is_edge = False
for k in range(len(self.obsX)):
x1 = x
y1 = y
x2 = self.px_max*self.grid_size
y2 = y
x3 = self.obsX[k]
y3 = self.obsY[k]
x4 = self.obsX[(k+1)%len(self.obsX)]
y4 = self.obsY[(k+1)%len(self.obsY)]
result = intersect(x1,y1,x2,y2,x3,y3,x4,y4)
if result[0]==True:
Xx = result[1]
Xy = result[2]
if Xx == x3 and Xy == y3:
if y4<y1:
cnt_crosspoint_r += 1
elif Xx == x4 and Xy == y4:
if y3<y1:
cnt_crosspoint_r += 1
else:
cnt_crosspoint_r += 1
else: # two lines are parallel
if y1==y3 and y1==y4: # two lines are overlapped
if (x1 >= x3 and x1 <= x4) or (x1>=x4 and x1 <= x3):
is_edge = True
self.obs_plane.pixel_intensity[int(x1/self.grid_size)][int(y1/self.grid_size)] = 1.0
#print([int(x1/self.grid_size)][int(y1/self.grid_size)])
break
x2 = self.px_min*self.grid_size
result = intersect(x1,y1,x2,y2,x3,y3,x4,y4)
if result[0]==True:
Xx = result[1]
Xy = result[2]
if Xx == x3 and Xy == y3:
if y4<y1:
cnt_crosspoint_l += 1
elif Xx == x4 and Xy == y4:
if y3<y1:
cnt_crosspoint_l += 1
else:
cnt_crosspoint_l += 1
else: # two lines are parallel
if y1==y3 and y1==y4: # two lines are overlapped
if (x1 >= x3 and x1 <= x4) or (x1>=x4 and x1 <= x3):
is_edge = True
self.obs_plane.pixel_intensity[int(x1/self.grid_size)][int(y1/self.grid_size)] = 1.0
break
if is_edge==False:
if cnt_crosspoint_r%2==1 or cnt_crosspoint_l%2==1:
self.obs_plane.pixel_intensity[int(x1/self.grid_size)][int(y1/self.grid_size)] = 1.0
def countPixel(self):
px_cnt = 0
for gx in range(MAX_COLUMN):
for gy in range(MAX_ROW):
if self.obs_plane.pixel_intensity[gx][gy] == 1.0:
px_cnt+=1
#print("Pixel Count =",px_cnt)
self.pixel_count = px_cnt
### create Pixel Class
class Display() :
def __init__(self,MAX_ROW,MAX_COLUMN,grid_size) :
self.MAX_ROW = MAX_ROW
self.MAX_COLUMN = MAX_COLUMN
self.fig = plt.figure()
self.ax = self.fig.add_subplot(111,aspect='equal')
self.ax.set_xlim([-grid_size,MAX_COLUMN*grid_size])
self.ax.set_ylim([-grid_size,MAX_ROW*grid_size])
self.grid_size = grid_size
self.pixel_id = []
self.createpixel()
plt.show(block=False)
def createpixel(self):
for k in range (self.MAX_COLUMN):
self.pixel_id.append([0]*self.MAX_ROW)
for x in range (self.MAX_COLUMN) :
for y in range (self.MAX_ROW) :
self.pixel_id[x][y] = self.ax.add_patch(
patches.Rectangle(
((x-0.5)*self.grid_size,(y-0.5)*self.grid_size), # (x,y)
self.grid_size, # width
self.grid_size, # height
color = 'salmon',alpha=0.1,ec='lightgrey'))
def draw_obstacle(self,obs_id,color):
obstacle_plane = obs_id.obs_plane
for x in range (self.MAX_COLUMN):
for y in range (self.MAX_ROW):
if obstacle_plane.pixel_intensity[x][y]>0.0:
c1[x][y] = 5.0
self.pixel_id[x][y].set_facecolor(color)
self.pixel_id[x][y].set_alpha(0.5)
X = [k for k in obs_id.obsX]
X.append(obs_id.obsX[0])
Y = [k for k in obs_id.obsY]
Y.append(obs_id.obsY[0])
self.ax.plot(X,Y,'-b')
X = [obs_id.px_min,obs_id.px_max,obs_id.px_max,obs_id.px_min,obs_id.px_min]
Y = [obs_id.py_min,obs_id.py_min,obs_id.py_max,obs_id.py_max,obs_id.py_min]
X = [k*self.grid_size for k in X]
Y = [k*self.grid_size for k in Y]
self.ax.plot(X,Y,color='gray',alpha=0.3)
self.fig.show()
def draw_tx(self,tx_id):
self.ax.plot(tx_id.xloc,tx_id.yloc,marker='o',color='red',alpha=1)
for px in range (self.MAX_COLUMN):
for py in range (self.MAX_ROW):
cover = True
for tx_plane in tx_id.all_tx_plane_id:
if tx_plane.pixel_intensity[px][py]==0.0:
cover = False
break
if cover==True:
self.pixel_id[px][py].set_facecolor('g')
self.pixel_id[px][py].set_alpha(0.5)
self.fig.show()
def draw_mirror(self,mirror_id):
wallSide=mirror_id.wallSide
position =mirror_id.position
distance =mirror_id.distance
mirror_width =mirror_id.mirror_width
angle =mirror_id.angle
mirro_loc = mirror_id.mirror_loc
x1 = mirro_loc[0]
y1 = mirro_loc[1]
x2 = mirro_loc[2]
y2 = mirro_loc[3]
self.ax.plot([x1,x2],[y1,y2],marker='s',color='red')
if mirror_id.wallSide == 'R' :
self.ax.plot([np.average([x1,x2]),RoomWidth],[position,position],marker='o',color='b')
elif mirror_id.wallSide == 'L' :
self.ax.plot([0,np.average([x1,x2])],[position,position],marker='o',color='b')
elif mirror_id.wallSide == 'T' :
self.ax.plot([position,position],[np.average([y1,y2]),RoomHeight],marker='o',color='b')
elif mirror_id.wallSide == 'B' :
self.ax.plot([position,position],[0,np.average([y1,y2])],marker='o',color='b')
for gx,gy in mirror_id.mirror_pixel_list:
self.pixel_id[gx][gy].set_facecolor('yellow')
self.fig.show()
def draw_ray(self,mirror_id):
ray_list = mirror_id.all_ray_list()
for ray in ray_list:
x1=ray[0]
y1=ray[1]
x2=ray[2]
y2=ray[3]
self.ax.plot([x1,x2],[y1,y2],color='gold',linestyle=':',alpha=0.5)
def draw_ray_to_object(self,mirror_id):
ray_list = mirror_id.ray_to_object()
for ray in ray_list:
x1=ray[0]
y1=ray[1]
x2=ray[2]
y2=ray[3]
self.ax.plot([x1,x2],[y1,y2],color='red',linestyle=':',alpha=0.2)
def draw_ray_coverage(self,mirror_id):
for ray_cov in mirror_id.all_ray_coverage_list: #/grid
for gx,gy in ray_cov:
if not math.isclose(c1[gx][gy],5.0) :
self.pixel_id[gx][gy].set_facecolor('blue')
self.pixel_id[gx][gy].set_alpha(0.2)
self.fig.show()
class Transmitter():
def __init__(self,TxLocation,grid_size,all_obs_id):
self.xloc = TxLocation[0]
self.yloc = TxLocation[1]
self.grid_size = grid_size
self.all_obs_id = all_obs_id
self.all_tx_plane_id = []
for obs in all_obs_id:
self.set_pixel_coverage(obs)
self.count_coverage()
def set_pixel_coverage(self,obs):
tx_plane_id = PixelPlane(MAX_ROW,MAX_COLUMN)
self.all_tx_plane_id.append(tx_plane_id)
#### Find coverage area
x1 = self.xloc
y1 = self.yloc
for px2 in range(MAX_COLUMN):
for py2 in range(MAX_ROW):
if obs.obs_plane.pixel_intensity[px2][py2]==0.0:
x2 = px2*grid_size
y2 = py2*grid_size
light_blocked = False
for k in range(len(obs.obsX)):
x3 = obs.obsX[k]
y3 = obs.obsY[k]
x4 = obs.obsX[(k+1)%len(obs.obsX)]
y4 = obs.obsY[(k+1)%len(obs.obsY)]
result = intersect(x1,y1,x2,y2,x3,y3,x4,y4)
if result[0]==True:
light_blocked = True
break
if light_blocked == False:
tx_plane_id.pixel_intensity[int(x2/grid_size)][int(y2/grid_size)] = 1.0
def count_coverage(self):
pass
myDisplay = Display(MAX_ROW,MAX_COLUMN,grid_size)
all_obs_id = []
for obs_vertex in allOBSvertex:
obsX = [k[0] for k in obs_vertex]
obsY = [k[1] for k in obs_vertex]
all_obs_id.append(Obstacle(obsX,obsY,grid_size))
myDisplay.draw_obstacle(all_obs_id[0],'tan')
myDisplay.draw_obstacle(all_obs_id[1],'chocolate')
myDisplay.draw_obstacle(all_obs_id[2],'chocolate')
tx_id = Transmitter(TxLocation,grid_size,all_obs_id)
myDisplay.draw_tx(tx_id)
'''
num_of_mirror = 4
mirrorDisplays = []
for i in range(num_of_mirror):
myDisplay2 = Display(MAX_ROW,MAX_COLUMN,grid_size)
myDisplay2.draw_tx(tx_id)
myDisplay2.draw_obstacle(all_obs_id[0],'tan')
myDisplay2.draw_obstacle(all_obs_id[1],'chocolate')
myDisplay2.draw_obstacle(all_obs_id[2],'chocolate')
mirrorDisplays.append(myDisplay2)
'''
obs_pixels =0
for obs in all_obs_id:
#print("Pixel count =",obs.pixel_count)
obs_pixels += obs.pixel_count
fig = plt.figure()
ax = fig.add_subplot(111)
#ax1 = fig.add_subplot(111)
colorlist = ['blue','green','magenta','orange','red','brown','pink','grey','black']
ax.legend()
for index,max_angle in enumerate(range(5,50,5)):
size = []
covlist = []
all_myMirror = []
for s in range(0,50,10):
c1 = []
c2 = 0
cover2 = []
cov = []
T = []
Txcoverage = 0
for k in range(MAX_ROW):
c1.append([0]*MAX_COLUMN)
T.append([0]*MAX_COLUMN)
for x in range(MAX_COLUMN) :
for y in range(MAX_ROW) :
c1[x][y] = 0.0
T[x][y] = 0.0
for angle in range(-max_angle,max_angle+1,1):
mirror = (['R',125,30,s,angle],['L',125,30,s,angle],['L',375,30,s,angle],['L',375,30,s,angle])
for i in range (len(mirror)):
mir = mirror[i]
myMirror = Mirror(mir[0],mir[1],mir[2],mir[3],mir[4])
all_myMirror.append(myMirror)
covv = myMirror.count_coverage()
size.append(s)
c22 = c2
for x in range(MAX_COLUMN) :
for y in range(MAX_ROW) :
if math.isclose(T[x][y],2.0) :
if math.isclose(c1[x][y],2.0) :
c22 -= 1
cov = Txcoverage+c22
#print(obs_pixels)
#print(Txcoverage)
cov_percent = cov*100/((MAX_ROW*MAX_COLUMN)-obs_pixels)
#print(cov_percent)
covlist.append(cov_percent)
#print(covlist)
#print(covlist)
ax.plot(size,covlist, color = colorlist[index], marker = 'D', linestyle = '-',label='R&L-max angle ={}'.format(max_angle))
#line = mlines.Line2D(color=colorlist[index], marker = 'D', label='R&L-max angle ={}'.format(max_angle))
ax.set_xlabel('Reflector size (cm)')
ax.set_ylabel('Signal Coverage (%)')
plt.yticks(range(60,105,5))
plt.xticks(range(0,75,5))
plt.grid()
plt.legend()
plt.show()
#