brick.py

#A* -------------------------------------------------------------------
#B* This file contains source code for the PyMOL computer program
#C* copyright 1998-2000 by Warren Lyford Delano of DeLano Scientific. 
#D* -------------------------------------------------------------------
#E* It is unlawful to modify or remove this copyright notice.
#F* -------------------------------------------------------------------
#G* Please see the accompanying LICENSE file for further information. 
#H* -------------------------------------------------------------------
#I* Additional authors of this source file include:
#-* 
#-* 
#-*
#Z* -------------------------------------------------------------------

#from Numeric import *

from numpy import *
import copy

class Brick:
    
    def __init__(self):
        self.valid = None

    def setup_from_min_max(self,mn,mx,grid,buffer=0.0):
        self.origin = [
            mn[0]-buffer,
            mn[1]-buffer,
            mn[2]-buffer
            ]
        self.range = [
            (mx[0]-mn[0])+2*buffer,
            (mx[1]-mn[1])+2*buffer,
            (mx[2]-mn[2])+2*buffer
            ]
        self.dim = [
            1 + int(self.range[0]/grid[0]),
            1 + int(self.range[1]/grid[1]),
            1 + int(self.range[2]/grid[2])
            ]
        self.grid = copy.deepcopy(grid)
        self.lvl = zeros(self.dim,float)