def __init__(self, vars, title=None, dpi=75, **kwlimits):
"""
Create a `_GistViewer` object.
:Parameters:
vars
a `CellVariable` or tuple of `CellVariable` objects to plot
title
displayed at the top of the `Viewer` window
dpi
the dot-per-inch resolution of the display
xmin, xmax, ymin, ymax, datamin, datamax
displayed range of data. A 1D `Viewer` will only use `xmin` and
`xmax`, a 2D viewer will also use `ymin` and `ymax`. All
viewers will use `datamin` and `datamax`. Any limit set to a
(default) value of `None` will autoscale.
"""
if self.__class__ is _GistViewer:
raise NotImplementedError, "can't instantiate abstract base class"
_Viewer.__init__(self, vars=vars, title=title, **kwlimits)
self.mesh = self.vars[0].getMesh()
self.id = _GistViewer._id
_GistViewer._id += 1
import gist
gist.window(self.id, wait = 1, dpi = dpi, display = '')
def __init__(self, vars, title=None, limits={}, **kwlimits):
"""Creates a VTKViewer
:Parameters:
vars
a `_MeshVariable` or a tuple of them
title
displayed at the top of the `Viewer` window
limits : dict
a (deprecated) alternative to limit keyword arguments
xmin, xmax, ymin, ymax, zmin, zmax, datamin, datamax
displayed range of data. Any limit set to
a (default) value of `None` will autoscale.
"""
kwlimits.update(limits)
_Viewer.__init__(self, vars=vars, title=title, **kwlimits)
mesh = self.vars[0].getMesh()
self.dataset = self._makeDataSet(mesh)
data = self._getData()
for var in self.vars:
name, rank, value = self._nameRankValue(var)
i = data.add_array(value)
data.get_array(i).name = name
if rank == 0:
data.set_active_scalars(name)
elif rank == 1:
data.set_active_vectors(name)
else:
data.set_active_tensors(name)
def __init__(self, vars, title=None, figaspect=1.0, **kwlimits):
"""
Create a `_MatplotlibViewer`.
:Parameters:
vars
a `CellVariable` or tuple of `CellVariable` objects to plot
title
displayed at the top of the `Viewer` window
figaspect
desired aspect ratio of figure. If arg is a number, use that aspect
ratio. If arg is an array, figaspect will determine the width and
height for a figure that would fit array preserving aspect ratio.
xmin, xmax, ymin, ymax, datamin, datamax
displayed range of data. A 1D `Viewer` will only use `xmin` and
`xmax`, a 2D viewer will also use `ymin` and `ymax`. All
viewers will use `datamin` and `datamax`. Any limit set to a
(default) value of `None` will autoscale.
"""
if self.__class__ is _MatplotlibViewer:
raise NotImplementedError, "can't instantiate abstract base class"
_Viewer.__init__(self, vars=vars, title=title, **kwlimits)
import pylab
pylab.ion()
w, h = pylab.figaspect(figaspect)
fig = pylab.figure(figsize=(w, h))
self.id = fig.number
pylab.title(self.title)
def __init__(self, vars, title=None, limits={}, **kwlimits):
"""
Creates a `TSVViewer`.
Any cell centers that lie outside the limits provided will not be included.
Any values that lie outside the *datamin* or *datamax* will be
replaced with `nan`.
All variables must have the same mesh.
It tries to do something reasonable with rank-1 `CellVariable` and `FaceVariable` objects.
:Parameters:
vars
a `CellVariable`, a `FaceVariable`, a tuple of `CellVariable`
objects, or a tuple of `FaceVariable` objects to plot
title
displayed at the top of the `Viewer` window
limits : dict
a (deprecated) alternative to limit keyword arguments
xmin, xmax, ymin, ymax, zmin, zmax, datamin, datamax
displayed range of data. Any limit set to
a (default) value of `None` will autoscale.
"""
kwlimits.update(limits)
_Viewer.__init__(self, vars=vars, title=title, **kwlimits)
mesh = self.vars[0].getMesh()
for var in self.vars:
assert mesh is var.getMesh()
def __init__(self, vars, title=None, figaspect=1.0, cmap=None, colorbar=None, axes=None, **kwlimits):
"""
Create a `_MatplotlibViewer`.
:Parameters:
vars
a `CellVariable` or tuple of `CellVariable` objects to plot
title
displayed at the top of the `Viewer` window
figaspect
desired aspect ratio of figure. If arg is a number, use that aspect
ratio. If arg is an array, figaspect will determine the width and
height for a figure that would fit array preserving aspect ratio.
xmin, xmax, ymin, ymax, datamin, datamax
displayed range of data. A 1D `Viewer` will only use `xmin` and
`xmax`, a 2D viewer will also use `ymin` and `ymax`. All
viewers will use `datamin` and `datamax`. Any limit set to a
(default) value of `None` will autoscale.
cmap
the colormap. Defaults to `matplotlib.cm.jet`
colorbar
plot a colorbar in specified orientation if not `None`
axes
if not `None`, `vars` will be plotted into this Matplotlib `Axes` object
"""
if self.__class__ is _MatplotlibViewer:
raise NotImplementedError, "can't instantiate abstract base class"
_Viewer.__init__(self, vars=vars, title=title, **kwlimits)
import pylab
pylab.ion()
if axes is None:
w, h = pylab.figaspect(figaspect)
fig = pylab.figure(figsize=(w, h))
self.axes = pylab.gca()
else:
self.axes = axes
fig = axes.get_figure()
self.id = fig.number
self.axes.set_title(self.title)
import matplotlib
# Set the colormap and norm to correspond to the data for which
# the colorbar will be used.
if cmap is None:
self.cmap = matplotlib.cm.jet
else:
self.cmap = cmap
if colorbar:
self.colorbar = _ColorBar(viewer=self)
else:
self.colorbar = None
def __init__(self, vars, title=None, **kwlimits):
"""
The `_GnuplotViewer` should not be called directly only `Gnuplot1DViewer`
and `Gnuplot2DViewer` should be called.
:Parameters:
vars
a `CellVariable` or tuple of `CellVariable` objects to plot
title
displayed at the top of the `Viewer` window
xmin, xmax, ymin, ymax, datamin, datamax
displayed range of data. A 1D `Viewer` will only use `xmin` and
`xmax`, a 2D viewer will also use `ymin` and `ymax`. All
viewers will use `datamin` and `datamax`. Any limit set to a
(default) value of `None` will autoscale.
"""
if self.__class__ is _GnuplotViewer:
raise NotImplementedError, "can't instantiate abstract base class"
_Viewer.__init__(self, vars=vars, title=title, **kwlimits)
import Gnuplot
self.g = Gnuplot.Gnuplot()
self.g('set title "' + self.title + '"')
def __init__(self, vars, title=None, daemon_file=None, fps=1.0, **kwlimits):
"""
Create a `MayaviClient`.
:Parameters:
vars
a `CellVariable` or tuple of `CellVariable` objects to plot
title
displayed at the top of the `Viewer` window
xmin, xmax, ymin, ymax, zmin, zmax, datamin, datamax
displayed range of data. A 1D `Viewer` will only use `xmin` and
`xmax`, a 2D viewer will also use `ymin` and `ymax`, and so on. All
viewers will use `datamin` and `datamax`. Any limit set to a
(default) value of `None` will autoscale.
daemon_file
the path to the script to run the separate MayaVi viewer process.
Defaults to "fipy/viewers/mayaviViewer/mayaviDaemon.py"
fps
frames per second to attempt to display
"""
self.fps = fps
self.vtkdir = tempfile.mkdtemp()
self.vtkcellfname = os.path.join(self.vtkdir, "cell.vtk")
self.vtkfacefname = os.path.join(self.vtkdir, "face.vtk")
self.vtklockfname = os.path.join(self.vtkdir, "lock")
from fipy.viewers.vtkViewer import VTKCellViewer, VTKFaceViewer
try:
self.vtkCellViewer = VTKCellViewer(vars=vars)
cell_vars = self.vtkCellViewer.getVars()
except TypeError:
self.vtkCellViewer = None
cell_vars = []
try:
self.vtkFaceViewer = VTKFaceViewer(vars=vars)
face_vars = self.vtkFaceViewer.getVars()
except TypeError:
self.vtkFaceViewer = None
face_vars = []
_Viewer.__init__(self, vars=cell_vars + face_vars, title=title, **kwlimits)
self.plot()
from pkg_resources import Requirement, resource_filename
daemon_file = (daemon_file
or resource_filename(Requirement.parse("FiPy"),
"fipy/viewers/mayaviViewer/mayaviDaemon.py"))
cmd = ["python",
daemon_file,
"--lock",
self.vtklockfname,
"--fps",
str(self.fps)]
if self.vtkCellViewer is not None:
cmd += ["--cell", self.vtkcellfname]
if self.vtkFaceViewer is not None:
cmd += ["--face", self.vtkfacefname]
cmd += self._getLimit('xmin')
cmd += self._getLimit('xmax')
cmd += self._getLimit('ymin')
cmd += self._getLimit('ymax')
cmd += self._getLimit('zmin')
cmd += self._getLimit('zmax')
cmd += self._getLimit('datamin')
cmd += self._getLimit('datamax')
self.daemon = subprocess.Popen(cmd)
def __init__(self, distanceVar, surfactantVar=None, levelSetValue=0., title=None, smooth=0, zoomFactor=1., animate=False, limits={}, **kwlimits):
"""
Create a `MayaviSurfactantViewer`.
>>> from fipy import *
>>> dx = 1.
>>> dy = 1.
>>> nx = 11
>>> ny = 11
>>> Lx = ny * dy
>>> Ly = nx * dx
>>> mesh = Grid2D(dx = dx, dy = dy, nx = nx, ny = ny)
>>> # from fipy.models.levelSet.distanceFunction.distanceVariable import DistanceVariable
>>> var = DistanceVariable(mesh = mesh, value = -1)
>>> x, y = mesh.getCellCenters()
>>> var.setValue(1, where=(x - Lx / 2.)**2 + (y - Ly / 2.)**2 < (Lx / 4.)**2)
>>> var.calcDistanceFunction()
>>> viewer = MayaviSurfactantViewer(var, smooth = 2)
>>> viewer.plot()
>>> viewer._promptForOpinion()
>>> del viewer
>>> var = DistanceVariable(mesh = mesh, value = -1)
>>> var.setValue(1, where=(y > 2. * Ly / 3.) | ((x > Lx / 2.) & (y > Ly / 3.)) | ((y < Ly / 6.) & (x > Lx / 2)))
>>> var.calcDistanceFunction()
>>> viewer = MayaviSurfactantViewer(var)
>>> viewer.plot()
>>> viewer._promptForOpinion()
>>> del viewer
>>> viewer = MayaviSurfactantViewer(var, smooth = 2)
>>> viewer.plot()
>>> viewer._promptForOpinion()
>>> del viewer
:Parameters:
- `distanceVar`: a `DistanceVariable` object.
- `levelSetValue`: the value of the contour to be displayed
- `title`: displayed at the top of the `Viewer` window
- `animate`: whether to show only the initial condition and the
- `limits`: a dictionary with possible keys `xmin`, `xmax`,
`ymin`, `ymax`, `zmin`, `zmax`, `datamin`, `datamax`. A 1D
`Viewer` will only use `xmin` and `xmax`, a 2D viewer will also
use `ymin` and `ymax`, and so on. All viewers will use
`datamin` and `datamax`. Any limit set to a (default) value of
`None` will autoscale.
moving top boundary or to show all contours (Default)
"""
kwlimits.update(limits)
_Viewer.__init__(self, vars=[], title=title, **kwlimits)
import mayavi
self._viewer = mayavi.mayavi()
self.distanceVar = distanceVar
if surfactantVar is None:
self.surfactantVar = numerix.zeros(len(self.distanceVar), 'd')
else:
self.surfactantVar = surfactantVar
self.smooth = smooth
self.zoomFactor = zoomFactor
self.animate = animate
if animate:
self._initialCondition = None
if distanceVar.getMesh().getDim() != 2:
raise 'The MayaviIsoViewer only works for 2D meshes.'