#!/usr/bin/env python
"""
Use the Kinect to control your mouse
@Author = Alexander James Wallar
@Date = March 19, 2012
@Version = 1.0
@Filename = Mouse.py
"""
from Xlib import X, display
import Xlib.XK
import Xlib.error
import Xlib.ext.xtest
from freenect import sync_get_depth as get_depth
import numpy as np
zeros = lambda length: [0 for _ in range(length)]
global depth #Makes the depth global
#Sets the size of the screen
xSize = 640
ySize = 480
#Mean filter caches
yList = zeros(35)
xList = zeros(35)
d = display.Display()
def mouse_move(x,y):
s = d.screen()
root = s.root
root.warp_pointer(x,y)
d.sync()
def mouse_click_down(button):
Xlib.ext.xtest.fake_input(d,X.ButtonPress, button)
d.sync()
def mouse_click_up(button):
Xlib.ext.xtest.fake_input(d,X.ButtonRelease, button)
d.sync()
def get_min_pos_kinect():
(depth,_) = get_depth()
minVal = np.min(depth) #This is the minimum value from the depth image
minPos = np.argmin(depth) #This is the raw index of the minimum value above
xPos = np.mod(minPos, xSize) #This is the x component of the raw index
yPos = minPos//xSize #This is the y component of the raw index
xList.append(xPos)
del xList[0]
xPos = int(np.mean(xList))
yList.append(yPos)
del yList[0]
yPos = int(np.mean(yList))
return (xSize - xPos-10, yPos, minVal)
def main_mouse(screen_x = 1280, screen_y = 800):
timer = 0
while timer < 10000:
x_min, y_min, min_val = get_min_pos_kinect()
print min_val
x_min = int((screen_x/630)*x_min)
y_min = int(2*(screen_y/479)*y_min)
mouse_move(x_min, y_min)
if min_val < 600:
mouse_click_down(1)
else:
mouse_click_up(1)
timer +=1
