def showGrid(view, cellSize=0.5, numberOfCells=25, name='grid', parent='sensors', color=[1,1,1], alpha=0.05, gridTransform=None, viewBoundsFunction=None):
grid = vtk.vtkGridSource()
grid.SetScale(cellSize)
grid.SetGridSize(numberOfCells)
grid.SetSurfaceEnabled(True)
grid.Update()
gridObj = showPolyData(grid.GetOutput(), name, view=view, alpha=alpha, color=color, visible=True, parent=parent)
gridObj.gridSource = grid
gridObj.actor.GetProperty().LightingOff()
gridObj.actor.SetPickable(False)
gridTransform = gridTransform or vtk.vtkTransform()
gridObj.actor.SetUserTransform(gridTransform)
showFrame(gridTransform, name + ' frame', scale=0.2, visible=False, parent=gridObj, view=view)
gridObj.setProperty('Surface Mode', 'Wireframe')
viewBoundsFunction = viewBoundsFunction or computeViewBoundsNoGrid
def onViewBoundsRequest():
if view not in gridObj.views or not gridObj.getProperty('Visible'):
return
bounds = viewBoundsFunction(view, gridObj)
if vtk.vtkMath.AreBoundsInitialized(bounds):
view.addCustomBounds(bounds)
else:
view.addCustomBounds([-1, 1, -1, 1, -1, 1])
view.connect('computeBoundsRequest(ddQVTKWidgetView*)', onViewBoundsRequest)
return gridObj
def showGrid(view, cellSize=0.5, numberOfCells=25, name='grid', parent='sensors', color=[1,1,1], alpha=0.05, gridTransform=None, viewBoundsFunction=None):
grid = vtk.vtkGridSource()
grid.SetScale(cellSize)
grid.SetGridSize(numberOfCells)
grid.SetSurfaceEnabled(True)
grid.Update()
gridObj = showPolyData(grid.GetOutput(), name, view=view, alpha=alpha, color=color, visible=True, parent=parent)
gridObj.gridSource = grid
gridObj.actor.GetProperty().LightingOff()
gridObj.actor.SetPickable(False)
gridTransform = gridTransform or vtk.vtkTransform()
gridObj.actor.SetUserTransform(gridTransform)
showFrame(gridTransform, name + ' frame', scale=0.2, visible=False, parent=gridObj, view=view)
gridObj.setProperty('Surface Mode', 'Wireframe')
viewBoundsFunction = viewBoundsFunction or computeViewBoundsNoGrid
def onViewBoundsRequest():
if view not in gridObj.views or not gridObj.getProperty('Visible'):
return
bounds = viewBoundsFunction(view, gridObj)
if vtk.vtkMath.AreBoundsInitialized(bounds):
view.addCustomBounds(bounds)
else:
view.addCustomBounds([-1, 1, -1, 1, -1, 1])
view.connect('computeBoundsRequest(ddQVTKWidgetView*)', onViewBoundsRequest)
return gridObj
from director import visualization as vis from director import vtkAll as vtk from director import applogic from director import vtkNumpy as vnp from director.shallowCopy import shallowCopy import numpy as np app = consoleapp.ConsoleApp() view = app.createView(useGrid=False) cellSize = 0.5 numberOfCells = 10 grid = vtk.vtkGridSource() grid.SetScale(cellSize) grid.SetGridSize(numberOfCells) grid.SetSurfaceEnabled(True) grid.Update() grid = grid.GetOutput() pts = vnp.getNumpyFromVtk(grid, 'Points') print "pts ", np.shape(pts) print "pts is this ", pts #print "grid is this ", grid def evalXYpoly(x,y): return x**2 + 3*y**2 + x - y
from director import consoleapp
from director import objectmodel as om
from director import visualization as vis
from director import vtkAll as vtk
from director import applogic
from director import vtkNumpy as vnp
import numpy as np
app = consoleapp.ConsoleApp()
view = app.createView()
cellSize = 0.5
numberOfCells = 20
grid = vtk.vtkGridSource()
grid.SetScale(cellSize)
grid.SetGridSize(numberOfCells)
grid.SetSurfaceEnabled(True)
grid.Update()
grid = grid.GetOutput()
pts = vnp.getNumpyFromVtk(grid, 'Points')
heatMap = np.random.randn(len(pts))
vnp.addNumpyToVtk(grid, heatMap, 'heat_map')
gridObj = vis.showPolyData(grid,
'heat map',
colorByName='heat_map',
parent='scene')