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#############################################################
## ##
## Copyright (c) 2003-2017 by The University of Queensland ##
## Centre for Geoscience Computing ##
## http://earth.uq.edu.au/centre-geoscience-computing ##
## ##
## Primary Business: Brisbane, Queensland, Australia ##
## Licensed under the Open Software License version 3.0 ##
## http://www.apache.org/licenses/LICENSE-2.0 ##
## ##
#############################################################
"""Defines the L{Box} and L{Cube} classes"""
from esys.lsm.vis import core
from .modifier import Modifiable
import vtk as kwvtk
class Box(core.Box,Modifiable):
def __init__(self, minPt, maxPt):
core.Box.__init__(self, minPt, maxPt)
Modifiable.__init__(self)
def getVtkSource(self):
box = kwvtk.vtkCubeSource()
minPt = self.getMinPt()
maxPt = self.getMaxPt()
box.SetBounds(
minPt[0],
maxPt[0],
minPt[1],
maxPt[1],
minPt[2],
maxPt[2]
)
return box
def getVtkMapper(self):
return kwvtk.vtkPolyDataMapper()
def getActor(self):
box = self.getVtkSource()
boxMapper = self.getVtkMapper()
boxMapper.SetInput(box.GetOutput())
boxActor = kwvtk.vtkActor()
boxActor.SetMapper(boxMapper)
self.applyModifiers(boxActor)
return boxActor
def addActor(self, addTo):
addTo.AddActor(self.getActor())
class Cube(Box):
"""
Box with all sides the same length.
"""
def __init__(self, minPt, sideLength):
"""
Constructs axis-aligned cube.
@type minPt: sequence of 3 floats
@param minPt: lower left back corner coordinate.
@type sideLength: float
@param sideLength: length of all sides.
"""
Box.__init__(self, minPt, core.Vec3(minPt)+sideLength)
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