def displayLoadOnNode(self,
nod,
color,
force,
moment,
fScale,
defFScale=0.0):
'''Display loads on one node
:param nod: node instance
:param color: color
:param force: force (displayed as a single arrow)
:param moment: moment (displayed as a double arrow)
:param fScale: scaling factor (forces and moments)
:param defFScale: factor to apply to current displacement of nodes
so that the display position of each node equals to
the initial position plus its displacement multiplied
by this factor. (Defaults to 0.0, i.e. display of
initial/undeformed shape)
'''
#actorName= baseName+"%04d".format(nod.tag) # Node tag.
pos = nod.getCurrentPos3d(defFScale)
absForce = force.Norm()
if (absForce > 1e-6):
utils_vtk.drawVtkSymb('arrow', self.renderer, color, pos, force,
fScale * absForce)
absMoment = moment.Norm()
if (absMoment > 1e-6):
utils_vtk.drawVtkSymb('doubleArrow', self.renderer, color, pos,
moment, fScale * absMoment)
def displaySPconstraints(self, setToDisplay, scale):
''' Display single point constraints.
:param setToDisplay: set to be displayed
:param scale: scale for SPConstraints symbols.
'''
prep = setToDisplay.getPreprocessor
nodInSet = setToDisplay.nodes.getTags()
elementAvgSize = setToDisplay.elements.getAverageSize(False)
#direction vectors for each DOF
vx, vy, vz = [1, 0, 0], [0, 1, 0], [0, 0, 1]
DOFdirVct = (vx, vy, vz, vx, vy, vz)
spIter = prep.getDomain.getConstraints.getSPs
sp = spIter.next()
while sp:
nod = sp.getNode
if nod.tag in nodInSet:
dof = sp.getDOFNumber
if dof < 3: # This is not true in 2D problems.
utils_vtk.drawVtkSymb(symbType='cone',
renderer=self.renderer,
RGBcolor=[0, 0, 1],
vPos=nod.getInitialPos3d,
vDir=DOFdirVct[dof],
scale=scale * elementAvgSize)
else:
utils_vtk.drawVtkSymb(symbType='shaftkey',
renderer=self.renderer,
RGBcolor=[0, 1, 0],
vPos=nod.getInitialPos3d,
vDir=DOFdirVct[dof],
scale=scale * elementAvgSize)
sp = spIter.next()
return
def displayElementPunctualLoad(self, preprocessor, pLoad,loadPattern, renderer, color, force, fScale):
'''Display punctual loads on elements
'''
xForce= pLoad.getElems()
eleTags= pLoad.elementTags
loadPatternName= loadPattern.getProp("dispName")
actorName= "flechaP"+loadPatternName+"%04d".format(tag) # Tag force.
for tag in eleTags:
ele= preprocessor.getElementHandler.getElement(tag)
actorName+= "%04d".format(tag) # Tag elemento.
pos= ele.point(xForce)
utils_vtk.drawVtkSymb('arrow',self.renderer,color,pos,force,fScale)
