import ROOT

def TVector3ToPov(vec):
    return "<"+str(vec.X())+","+str(vec.Y())+","+str(vec.Z())+">"

def TVector3ToRot(vec,dtheta=0,dphi=0):
    return "rotate <"+str(vec.Theta()*ROOT.TMath.RadToDeg()+dtheta)+",0,"+str(vec.Phi()*ROOT.TMath.RadToDeg()+dphi)+">"
    #return "rotate <"+str(vec.Theta()*ROOT.TMath.RadToDeg())+",0,0>"

def TVector3ToTrans(vec):
    return "translate <"+str(vec.X())+","+str(vec.Y())+","+str(vec.Z())+">"

def PovLine(vec1,vec2,rad,col,trans):
    return "cylinder {"+TVector3ToPov(vec1)+","+TVector3ToPov(vec2)+","+str(rad)+"\n texture{ pigment{ color "+str(col)+" transmit "+str(trans)+"}}}\n"

def PovSphere(vec,rad,texture):
    texture.replace("{","{{")
    texture.replace("}","}}")
    return "sphere {{ {0},{1} \n texture {{ {2} }} }}\n".format( TVector3ToPov(vec),rad,texture )