"""
Kachelung 24
10.09.2015
"""

import c4d
import math

# Variablen und Konstanten
N = 5      		       # Anzahl Punkte x
r = 1.0  				 # Kantenlänge
h = 0.5*math.sqrt(3.0) *r   # Hoehe Dreieck

Abstand_x = 4*h
Abstand_y = 3*r
Versatz_x = 0

NS = 5    # Anzahl Sechsecke von der Mitte in einer Richtung
if NS%2 ==0: # nur ungerade NS zulassen
    NS = NS +1

Faktor = 1000        # Skalierungsfaktor


Sexeck1 = []
Sexeck2 = []

#Inversion = True
Inversion = False

def Invers(z):
    return 1/z

def CreateNullobjekt():    
    obj = c4d.BaseObject(c4d.Onull)   # Nullobjekt erzeugen
    obj.SetName("Kachelung 24") 
    obj.Message(c4d.MSG_UPDATE)
    return obj

def Drehung(z, Grad):
    Winkel = Grad * math.pi/180
    x = z.real
    y = z.imag     
    x1 = math.cos(Winkel) * x + math.sin(Winkel) * y  
    y1 = -math.sin(Winkel) * x + math.cos(Winkel) * y 
    return complex(x1, y1)
     



# Sechsecke 1 **********************************************************************
def CreateSplineObjectS1():    
    # Splineobjekte erzeugen
    obj = c4d.BaseObject(c4d.Ospline)   
    obj.ResizeObject(N*6*(2*NS+1)*(2*NS+1))      
    dt= r/N  # Unterteilung Kante
    zz = 0   # Zaehler Punkte        
    # Sechseckdaten erzeugen
    for i in range(0,N):
        z = complex(-0.5 * r + i * dt, -h)              
        Sexeck1.append(z)
    for k in range(1,6):        
        for j in range(0,N):
            z = Drehung(Sexeck1[j], -60*k)                         
            Sexeck1.append(z)        
    for k in range(0,6*N):  
        Sexeck1[k] = Drehung(Sexeck1[k], 30)     
 
    for k in range(0,2*NS+1):            
        y0 = -Abstand_y*NS + k*Abstand_y                                      
        for j in range(0,2*NS+1):                  
            x0 = -Abstand_x*NS + j*Abstand_x             
            for i in range(0,6*N):
                z = Sexeck1[i] + complex(x0, y0) 
                if Inversion:
                    z = Invers(z)
                obj.SetPoint(zz, c4d.Vector(z.real*Faktor, z.imag*Faktor, 0.0))            
                zz = zz + 1

    obj.MakeVariableTag(c4d.Tsegment, (2*NS+1)*(2*NS+1))     
    for i in range(0, (2*NS+1)*(2*NS+1)):
        obj.SetSegment(i, 6*N, True) 

    obj[c4d.SPLINEOBJECT_CLOSED] = True
    obj.SetName("Sechsecke 1")
       
    obj.Message(c4d.MSG_UPDATE)
    return obj

# Sechsecke 2 **********************************************************************
def CreateSplineObjectS2():    
    # Splineobjekte erzeugen
    obj = c4d.BaseObject(c4d.Ospline)   
    obj.ResizeObject(N*6*(2*NS+1)*(2*NS+1)*3)      
    dt= r/N  # Unterteilung Kante
    zz = 0   # Zaehler Punkte        
    # Sechseckdaten erzeugen
    for i in range(0,N):
        z = complex(-0.5 * r + i * dt, -h)              
        Sexeck2.append(z)
    for k in range(1,6):        
        for j in range(0,N):
            z = Drehung(Sexeck2[j], -60*k)                         
            Sexeck2.append(z)        
    # Sechseck positionieren 
    for k in range(0,6*N):  
        Sexeck2[k] = Drehung(Sexeck2[k], 30) + complex(2*h, 0)    
    # Sechseck duplizieren und verschieben
    for i in range(0,6*N):
        z = Sexeck2[i] + complex(-h, -1.5*r)
        Sexeck2.append(z)   
    for i in range(0,6*N):
        z = Sexeck2[i] + complex(-3*h, -1.5*r)
        Sexeck2.append(z)   
 
    for k in range(0,2*NS+1):            
        y0 = -Abstand_y*NS + k*Abstand_y                                      
        for j in range(0,2*NS+1):                  
            x0 = -Abstand_x*NS + j*Abstand_x             
            for i in range(0,6*N*3):
                z = Sexeck2[i] + complex(x0, y0) 
                if Inversion:
                    z = Invers(z)
                obj.SetPoint(zz, c4d.Vector(z.real*Faktor, z.imag*Faktor, 0.0))            
                zz = zz + 1

    obj.MakeVariableTag(c4d.Tsegment, (2*NS+1)*(2*NS+1)*3)     
    for i in range(0, (2*NS+1)*(2*NS+1)*3):
        obj.SetSegment(i, 6*N, True) 

    obj[c4d.SPLINEOBJECT_CLOSED] = True
    obj.SetName("Sechsecke 2")
       
    obj.Message(c4d.MSG_UPDATE)
    return obj



def main():
    nullobj = CreateNullobjekt()        

    slinobj1 = CreateSplineObjectS1()
    slinobj2 = CreateSplineObjectS2()    
           
    doc.InsertObject(nullobj, None, None, True)
    doc.InsertObject(slinobj2, nullobj, None, True)
    doc.InsertObject(slinobj1, nullobj, None, True)            
         
    
    c4d.EventAdd()



if __name__=='__main__':
    main()