# coding=UTF-8 ''' Anaglyphed rotating cube (for red and green glasses) This client uses the drawing functions (polyline) provided by LJ in lj.py You must check in lj.py if the redis server IP is correct. LICENCE : CC ''' import redis import lj3 import math import time import argparse from osc4py3.as_eventloop import * from osc4py3 import oscbuildparse #from osc4py3 import oscmethod as osm from osc4py3.oscmethod import * OSCinPort = 8004 myIP = "192.168.2.52" print ("") print ("Arguments parsing if needed...") argsparser = argparse.ArgumentParser(description="Text Cycling for LJ") argsparser.add_argument("-r","--redisIP",help="IP of the Redis server used by LJ (127.0.0.1 by default) ",type=str) argsparser.add_argument("-c","--client",help="LJ client number (0 by default)",type=int) argsparser.add_argument("-l","--laser",help="Laser number to be displayed (0 by default)",type=int) argsparser.add_argument("-v","--verbose",help="Verbosity level (0 by default)",type=int) args = argsparser.parse_args() if args.client: ljclient = args.client else: ljclient = 0 if args.laser: plnumber = args.laser else: plnumber = 0 # Redis Computer IP if args.redisIP != None: redisIP = args.redisIP else: redisIP = '127.0.0.1' print("redisIP",redisIP) if args.verbose: debug = args.verbose else: debug = 0 r = lj3.Config(redisIP,ljclient) print("r :",r) width = 800 height = 600 centerX = width / 2 centerY = height / 2 # 3D to 2D projection parameters fov = 256 viewer_distance = 2.2 # Anaglyph computation parameters for right and left eyes. eye_spacing = 100 nadir = 0.5 observer_altitude = 30000 #observer_altitude = 10000 # elevation = z coordinate # 0.0, -2000 pop out map_plane_altitude = 0.0 # Cube coordinates # Define the vertices that compose each of the 6 faces. vertices = [ (- 1.0, 1.0,- 1.0), ( 1.0, 1.0,- 1.0), ( 1.0,- 1.0,- 1.0), (- 1.0,- 1.0,- 1.0), (- 1.0, 1.0, 1.0), ( 1.0, 1.0, 1.0), ( 1.0,- 1.0, 1.0), (- 1.0,- 1.0, 1.0) ] faces = [(0,1,2,3),(0,4,5,1),(1,5,6,2),(2,3,7,6),(6,5,4,7),(7,3,0,4)] def LeftShift(elevation): diff = elevation - map_plane_altitude return nadir * eye_spacing * diff / (observer_altitude - elevation) def RightShift(elevation): diff = map_plane_altitude - elevation return (1 - nadir) * eye_spacing * diff / (observer_altitude - elevation) # If you want to use rgb for color : def rgb2int(r,g,b): return int('0x%02x%02x%02x' % (r,g,b),0) def OSCljclient(value): print("Glyph got /glyph/ljclient with value", value) lj3.WebStatus("Glyph to virtual "+ str(value)) ljclient = value lj3.LjClient(ljclient) def OSCpl(value): print("Glyph got /glyph/pl with value", value) lj3.WebStatus("Glyph to pl "+ str(value)) lj3.LjPl(value) def Proj(x,y,z,angleX,angleY,angleZ): rad = angleX * math.pi / 180 cosa = math.cos(rad) sina = math.sin(rad) y2 = y y = y2 * cosa - z * sina z = y2 * sina + z * cosa rad = angleY * math.pi / 180 cosa = math.cos(rad) sina = math.sin(rad) z2 = z z = z2 * cosa - x * sina x = z2 * sina + x * cosa rad = angleZ * math.pi / 180 cosa = math.cos(rad) sina = math.sin(rad) x2 = x x = x2 * cosa - y * sina y = x2 * sina + y * cosa """ Transforms this 3D point to 2D using a perspective projection. """ factor = fov / (viewer_distance + z) x = x * factor + centerX y = - y * factor + centerY return (x,y) def Run(): Left = [] Right = [] counter =0 lj3.WebStatus("LaserGlyph") # OSC Server callbacks print("Starting OSC at",myIP," port",OSCinPort,"...") osc_startup() osc_udp_server(myIP, OSCinPort, "InPort") osc_method("/ping*", lj3.OSCping) osc_method("/glyph/ljclient", OSCljclient) try: while 1: Left = [] Right = [] x = vertices[0][0] y = vertices[0][1] z = vertices[0][2] # The cube start always with vertice 0 # LJ tracers will "move" the laser to this first point in black, then move to the next with second point color. # For more accuracy in dac emulator, repeat this first point. # Cube Y axis rotation of 'counter' angle and 3d-2d Proj function. #Left.append( Proj(x+LeftShift(z*5),y,z,0,counter,0)) #Right.append(Proj(x+RightShift(z*5),y,z,0,counter,0)) # Add all the cube points face by face. for fa in faces: for point in fa: x = vertices[point][0] y = vertices[point][1] z = vertices[point][2] Left.append(Proj(x+LeftShift(z*25),y,z,0,counter,0)) Right.append(Proj(x+RightShift(z*25),y,z,0,counter,0)) # Drawing step, 2 possibilities # Red and Green drawn by laser 0 lj3.PolyLineOneColor(Left, c = red, PL = 0, closed = True) lj3.PolyLineOneColor(Right, c = green, PL = 0, closed = True) lj3.DrawPL(0) ''' # Red on laser 1 and green on laser 2 lj3.PolyLineOneColor(Left, c = red, PL = 1, closed = True) lj3.PolyLineOneColor(Right, c = green, PL = 2, closed = True) lj3.DrawPL(1) lj3.DrawPL(2) ''' time.sleep(0.1) counter += 1 if counter >360: counter =0 except KeyboardInterrupt: pass # Gently stop on CTRL C finally: lj3.WebStatus("Glyph Exit") print("Stopping OSC...") lj3.OSCstop() pass print ("LaserGlyph Stopped.") white = rgb2int(255,255,255) red = rgb2int(255,0,0) blue = rgb2int(0,0,255) green = rgb2int(0,255,0) Run()