lunedì 16 gennaio 2012

Oggi mi gira il cubo

Un merge tra il codice ripreso qui del wireframe_cube.py ed il mio codice di datalogger_udp_client/server



Lato server
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"""
 Wireframe 3D cube simulation.
 Developed by Leonel Machava <leonelmachava@gmail.com>


 http://codeNtronix.com
modificato da Luca Innocenti
"""
import sys, math, pygame
from pygame.locals import *
import string
from socket import *


host = "192.168.0.1"
port = 21567
buf = 1024
addr = (host,port)




class Point3D:
    def __init__(self, x = 0, y = 0, z = 0):
        self.x, self.y, self.z = float(x), float(y), float(z)

    def rotateX(self, angle):
        """ Rotates the point around the X axis by the given angle in degrees. """
        rad = angle * math.pi / 180
        cosa = math.cos(rad)
        sina = math.sin(rad)
        y = self.y * cosa - self.z * sina
        z = self.y * sina + self.z * cosa
        return Point3D(self.x, y, z)

    def rotateY(self, angle):
        """ Rotates the point around the Y axis by the given angle in degrees. """
        rad = angle * math.pi / 180
        cosa = math.cos(rad)
        sina = math.sin(rad)
        z = self.z * cosa - self.x * sina
        x = self.z * sina + self.x * cosa
        return Point3D(x, self.y, z)

    def rotateZ(self, angle):
        """ Rotates the point around the Z axis by the given angle in degrees. """
        rad = angle * math.pi / 180
        cosa = math.cos(rad)
        sina = math.sin(rad)
        x = self.x * cosa - self.y * sina
        y = self.x * sina + self.y * cosa
        return Point3D(x, y, self.z)

    def project(self, win_width, win_height, fov, viewer_distance):
        """ Transforms this 3D point to 2D using a perspective projection. """
        factor = fov / (viewer_distance + self.z)
        x = self.x * factor + win_width / 2
        y = -self.y * factor + win_height / 2
        return Point3D(x, y, 1)


class Simulation:
    def __init__(self, win_width = 640, win_height = 480):
        pygame.init()


        self.screen = pygame.display.set_mode((win_width, win_height))
        pygame.display.set_caption("3D Wireframe Cube Simulation (http://codeNtronix.com)")
        
        self.clock = pygame.time.Clock()


        self.vertices = [
            Point3D(-1,1,-1),
            Point3D(1,1,-1),
            Point3D(1,-1,-1),
            Point3D(-1,-1,-1),
            Point3D(-1,1,1),
            Point3D(1,1,1),
            Point3D(1,-1,1),
            Point3D(-1,-1,1)
        ]


        # Define the vertices that compose each of the 6 faces. These numbers are
        # indices to the vertices list defined above.
        self.faces = [(0,1,2,3),(1,5,6,2),(5,4,7,6),(4,0,3,7),(0,4,5,1),(3,2,6,7)]


        self.angleX, self.angleY, self.angleZ = 0, 0, 0
        
    def run(self):
        """ Main Loop """
host = "192.168.0.1"
port = 21567
buf = 1024
addr = (host,port)

UDPSock = socket(AF_INET,SOCK_DGRAM)
UDPSock.bind(addr)


        while 1:
data,addr = UDPSock.recvfrom(buf)
valori = string.split(data,";")


#            for event in pygame.event.get():
#                if event.type == pygame.QUIT:
#                    sys.exit()
# if (event.type == KEYUP) or (event.type == KEYDOWN):
# if (event.key == K_a):
# self.angleX = self.angleX + 1
# if (event.key == K_z):
# self.angleX = self.angleX - 1


            self.clock.tick(50)
            self.screen.fill((0,0,0))


            # Will hold transformed vertices.
            t = []
            
for v in self.vertices:
       # Rotate the point around X axis, then around Y axis, and finally around Z axis.
       r = v.rotateX(self.angleX).rotateY(self.angleY).rotateZ(self.angleZ)
       # Transform the point from 3D to 2D
       p = r.project(self.screen.get_width(), self.screen.get_height(), 256, 4)
       # Put the point in the list of transformed vertices
       t.append(p)


for f in self.faces:
       pygame.draw.line(self.screen, (255,255,255), (t[f[0]].x, t[f[0]].y), (t[f[1]].x, t[f[1]].y))
       pygame.draw.line(self.screen, (255,255,255), (t[f[1]].x, t[f[1]].y), (t[f[2]].x, t[f[2]].y))
       pygame.draw.line(self.screen, (255,255,255), (t[f[2]].x, t[f[2]].y), (t[f[3]].x, t[f[3]].y))
       pygame.draw.line(self.screen, (255,255,255), (t[f[3]].x, t[f[3]].y), (t[f[0]].x, t[f[0]].y))
       
self.angleX = round(float(valori[0]),0)
self.angleY = round(float(valori[1]),0)
self.angleZ = round(float(valori[2]),0)
   
pygame.display.flip()


if __name__ == "__main__":
    Simulation().run()

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Lato client
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import android
import socket
import time
import math




droid = android.Android();




hostname = "192.168.0.1"; 
port = 21567;
data = "";
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM);
s.connect((hostname,port));


droid.startSensingTimed(1,1000)
time.sleep(3)
while True:
az = str(math.degrees(droid.sensorsReadOrientation().result[0]))
pitch = str(math.degrees(droid.sensorsReadOrientation().result[1]))
roll =  str(math.degrees(droid.sensorsReadOrientation().result[2]))
s.sendto(az+";"+pitch+";"+roll,(hostname,port));

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