Update of /cvsroot/pure-data/abstractions/ptz-camera In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv7692
Added Files: membrane.py Log Message: Added the python class to convert bytes to CVS since its currently a dependancy. Need to change the name and include only ptz stuff in the script.
--- NEW FILE: membrane.py --- import pyext import sys from numarray import *
class tixel_coords(pyext._class):
# number of inlets and outlets _inlets=1 _outlets=1
# Vars numWide = float(4) numHigh = float(3) sectionWidth = float() sectionHeight = float() myarray = array()
print "tixel_coords init"
# Definitions
# Constructor
def __init__(self,*args): if len(args) == 2: self.numWide = args[0] self.numHigh = args[1]
self.sectionWidth = 1.0/self.numWide self.sectionHeight = 1.0/self.numHigh
self.myarray = arange(self.numWide*self.numHigh, shape=(self.numHigh,self.numWide), type=Int)
else: print "External requires 4 arguments: <numWide> <numHeight>"
# methods for first inlet def bang_(self,n): for i in xrange(int(self.numWide)): for j in xrange(int(self.numHigh)): left = float(i)*self.sectionWidth right = left + self.sectionWidth bottom = float(j)*self.sectionHeight top = bottom+self.sectionHeight x = self.myarray[j,i]
# constructing list for each tixel self._outlet(1,x,"coords",left,right,top,bottom)
class int2bytes(pyext._class):
# number of inlets and outlets _inlets=1 _outlets=4
print "int2bytes init"
# Constructor
# methods def float_1(self,number): number = int(number) for count in xrange(4): byte = (number & 0xF000) >> 12 number <<=4 self._outlet(count+1,byte)
class seekArray3d(pyext._class):
# number of inlets and outlets _inlets=1 _outlets=1
print "seekArray init"
# Vars width = int() height = int() depth = int() index = array()
# Constructor def __init__(self,*args): if len(args) == 3: self.width = args[0] self.height = args[1] self.depth = args[2]
self.index = arange(self.width*self.height*self.depth,type=Int32,shape=(self.depth,self.height,self.width)) else: print "you need to specify at least three aguments: <width> <height> <depth>"
# methods def seek_1(self,*l): if len(l) == 3: zoom = l[0] tilt = l[1] pan = l[2] position = self.index[zoom+1,tilt+1,pan] self._outlet(1,position) else: print "you need to specify at least three aguments: seek <zoom> <tilt> <pan>"
def float_1(self,number): number = int(number) for count in xrange(4): byte = (number & 0xF000) >> 12 number <<=4 self._outlet(count+1,byte)