petfactory

L = thisComp.layer("Camera 1"); 
u = fromWorldVec(L.toWorldVec([1,0,0])); 
v = fromWorldVec(L.toWorldVec([0,1,0])); 
w = normalize(fromWorldVec(L.toWorldVec([0,0,1]))); 

sinb = clamp(w[0],-1,1); 
b = Math.asin(sinb); 
cosb = Math.cos(b); 
if (Math.abs(cosb) > .0005){ 
  c = -Math.atan2(v[0],u[0]); 

petfactory

from maya import cmds
from maya import OpenMayaUI
from PySide import QtCore
from PySide import QtGui
from shiboken import wrapInstance
import os

# testing to load a transparent 24 png from the script dir
usrScriptDir = cmds.internalVar(userScriptDir=True)
img_path = os.path.join(usrScriptDir, "lighthouse_24_alpha.png")

petfactory

from maya import cmds
from maya import OpenMayaUI
from PySide import QtCore
from PySide import QtGui
from shiboken import wrapInstance
import os

# testing to load a transparent 24 png from the script dir
usrScriptDir = cmds.internalVar(userScriptDir=True)
img_path = os.path.join(usrScriptDir, "lighthouse_24_alpha.png")

petfactory

from PySide import QtCore, QtGui
from shiboken import wrapInstance
import maya.OpenMayaUI as apiUI
import sys

def getMayaWindow():
    """
    Get the main Maya window as a QtGui.QMainWindow instance
    @return: QtGui.QMainWindow instance of the top level Maya windows
    """

petfactory

import pymel.core as pm
import pymel.core.general


# select materials
allMat = pm.ls(materials=True)
vrayID = {}
selectMaterial = True

for mat in allMat: