def __init__(self):
"""
Initialisation of the Box object
"""
debugMsg("Called Box.__init__()")
Item.__init__(self)
# define a box in many ways, either by its centre and width, height
# and depth, or by its bounds, xmin, xmax, ymin, ymax, zmin, zmax,
# or by its bottom left front and top right back points.
# set the default bounds
self.xmin = -0.5
self.xmax = 0.5
self.ymin = -0.5
self.ymax = 0.5
self.zmin = -0.5
self.zmax = 0.5
# set the default origin (the centre of the box)
self.origin = ((self.xmin + self.xmax)/2.0,
(self.ymin + self.ymax)/2.0,
(self.zmin + self.zmax)/2.0)
# set the default dimensions
self.width = self.xmax - self.xmin
self.height = self.ymax - self.ymin
self.depth = self.zmax - self.zmin
# set the default blf and trb points
self.blf = (self.xmin, self.ymin, self.zmin)
self.trb = (self.xmax, self.ymax, self.zmax)
# tolerance for calculated variables checking purposes
self.tolerance = 1e-8
def __init__(self, scene):
"""
Initialisation of the Plane object
"""
debugMsg("Called Plane.__init__()")
Item.__init__(self)
self.renderer = scene.renderer
def __init__(self, scene=None):
"""
Initialises the Image class object
@param scene: The Scene object to add to
@type scene: Scene object
"""
debugMsg("Called Image.__init__()")
Item.__init__(self)
if scene is not None:
self.renderer = scene.renderer
def __init__(self, scene):
"""
Initialisation of the Text object
@param scene: the scene with which to associate the Text object
@type scene: Scene object
"""
debugMsg("Called Text.__init__()")
Item.__init__(self)
self.font = "Times"
if scene is None:
raise ValueError, "You must specify a scene object"
def __init__(self, scene):
"""
Initialisation of the abstract Plot class
@param scene: The Scene to render the plot in
@type scene: Scene object
"""
debugMsg(" Called Plot.__init__()")
Item.__init__(self)
self.renderer = scene.renderer
# defaults for plot label-type stuff
self.title = None
self.xlabel = None
self.ylabel = None
self.zlabel = None
# list of objects registered with this plot object
self.objectList = []
def __init__(self, scene):
"""
Initialisation of the Camera object
@param scene: The Scene object to add the Camera object to
@type scene: Scene object
"""
debugMsg("Called Camera.__init__()")
Item.__init__(self)
# default x,y,z positions of Camera (specific to vtk)
self.xPos = 0.0
self.yPos = 0.0
self.zPos = 3.0
# default x,y,z positions of the Camers's focal point (specific to vtk)
self.xFocalPoint = 0.0
self.yFocalPoint = 0.0
self.zFocalPoint = 0.0
# default elevation and azimuth
# these need to be set to the matlab defaults
self.elevation = 30
self.azimuth = 30
# keep a reference to the renderer so we can send stuff to it
self.renderer = scene.renderer
# some vtk initialisation commands
self.renderer.runString("# Camera.__init__()")
self.renderer.runString("_camera = _renderer.GetActiveCamera()")
# initialise the position of the Camera
self.setPosition(self.xPos, self.yPos, self.zPos)
self.setFocalPoint(self.xFocalPoint, self.yFocalPoint, self.zFocalPoint)
self.renderer.runString("_renderer.SetActiveCamera(_camera)")
# dunno if this next line is exactly necessary
self.renderer.runString("_renderer.ResetCamera()")