steaminputscroll.py

from math import atan2, sqrt, pow
#import numpy
import operator
def cross(a, b):
	return a[0]*b[1]-a[1]*b[0]
def dot(a,b):
	return sum(map( operator.mul, a, b))
if starting:
	kx = 0.0
	ky = 0.0
	mw = 0.0
	mm = 0.0
[jx,jy] = [xbox360[0].leftStickX,-xbox360[0].leftStickY]
ku=cross([jx,jy],[kx,ky])
kv=dot([jx,jy],[kx,ky])
kw=atan2(ku,kv)
kz=sqrt(pow(jx,2)+pow(jy,2))
[kx,ky]=[jx,jy]
#diagnostics.watch(filters.simple(kw*500,0.9))
#if kw!=0.0:
if kz>0.0001:
	mm = filters.simple(kw*500,0.95)
	#diagnostics.watch(mm*1)
	if abs(mm) < 2:#5:
		mm = 0	
	mw += kw*500
	if abs(mw) >= 1.0:
		mouse.wheel = int(mw)
		mw -= int(mw)
else:
	#diagnostics.watch(mm)
	mm*=0.975
	if abs(mm)<0.01:
		mm=0
	mw+=mm
	if abs(mw) >= 1.0:
		mouse.wheel = int(mw)
		mw -= int(mw)