def plotContinents(self,x1,x2,y1,y2,projection,wrap,tmpl):
contData = vcs2vtk.prepContinents(self.canvas._continents)
contMapper = vtk.vtkPolyDataMapper()
contMapper.SetInputData(contData)
contActor = vtk.vtkActor()
contActor.SetMapper(contMapper)
contActor.GetProperty().SetColor(0.,0.,0.)
contActor = vcs2vtk.doWrap(contActor,[x1,x2,y1,y2],wrap)
if projection.type!="linear":
contData=contActor.GetMapper().GetInput()
cpts = contData.GetPoints()
geo, gcpts = vcs2vtk.project(cpts,projection,[x1,x2,y1,y2])
contData.SetPoints(gcpts)
contMapper = vtk.vtkPolyDataMapper()
contMapper.SetInputData(contData)
contActor = vtk.vtkActor()
contActor.SetMapper(contMapper)
contActor.GetProperty().SetColor(0.,0.,0.)
else:
geo=None
ren = vtk.vtkRenderer()
self.renWin.AddRenderer(ren)
self.setLayer(ren,tmpl.data.priority)
vcs2vtk.fitToViewport(contActor,ren,[tmpl.data.x1,tmpl.data.x2,tmpl.data.y1,tmpl.data.y2],wc=[x1,x2,y1,y2],geo=geo)
if tmpl.data.priority!=0:
ren.AddActor(contActor)
def plotContinents(self,x1,x2,y1,y2,projection,wrap,ren,tmpl):
contData = vcs2vtk.prepContinents(self.canvas._continents)
contMapper = vtk.vtkPolyDataMapper()
contMapper.SetInputData(contData)
contActor = vtk.vtkActor()
contActor.SetMapper(contMapper)
contActor.GetProperty().SetColor(0.,0.,0.)
cpts = contData.GetPoints()
gcpts = vcs2vtk.project(cpts,projection)
contData.SetPoints(gcpts)
contActor = vcs2vtk.doWrap(contActor,[x1,x2,y1,y2],wrap)
vcs2vtk.fitToViewport(contActor,ren,[tmpl.data.x1,tmpl.data.x2,tmpl.data.y1,tmpl.data.y2],[x1,x2,y1,y2])
if tmpl.data.priority!=0:
ren.AddActor(contActor)
def plot2D(self,data1,data2,tmpl,gm,ren):
self.setLayer(ren,tmpl.data.priority)
ug,xm,xM,ym,yM,continents,wrap = vcs2vtk.genUnstructuredGrid(data1,data2,gm)
#Now applies the actual data on each cell
if isinstance(gm,boxfill.Gfb) and gm.boxfill_type=="log10":
data1=numpy.ma.log10(data1)
data = VN.numpy_to_vtk(data1.filled(0.).flat,deep=True)
if ug.IsA("vtkUnstructuredGrid"):
ug.GetCellData().SetScalars(data)
else:
ug.GetPointData().SetScalars(data)
try:
cmap = vcs.elements["colormap"][cmap]
except:
cmap = vcs.elements["colormap"][self.canvas.getcolormapname()]
color = getattr(gm,"missing",None)
if color is not None:
color = cmap.index[color]
missingMapper = vcs2vtk.putMaskOnVTKGrid(data1,ug,color)
lut = vtk.vtkLookupTable()
mn,mx=vcs.minmax(data1)
#Ok now we have grid and data let's use the mapper
mapper = vtk.vtkPolyDataMapper()
legend = None
if isinstance(gm,boxfill.Gfb):
geoFilter = vtk.vtkGeometryFilter()
if ug.IsA("vtkUnstructuredGrid"):
geoFilter.SetInputData(ug)
else:
p2c = vtk.vtkPointDataToCellData()
p2c.SetInputData(ug)
geoFilter = vtk.vtkDataSetSurfaceFilter()
geoFilter.SetInputConnection(p2c.GetOutputPort())
geoFilter.Update()
if isinstance(gm,(isofill.Gfi,isoline.Gi,meshfill.Gfm)) or \
(isinstance(gm,boxfill.Gfb) and gm.boxfill_type=="custom"):
if ug.IsA("vtkUnstructuredGrid"):
# Sets data to point instead of just cells
c2p = vtk.vtkCellDataToPointData()
c2p.SetInputData(ug)
c2p.Update()
if self.debug:
vcs2vtk.dump2VTK(c2p)
#For contouring duplicate points seem to confuse it
cln = vtk.vtkCleanUnstructuredGrid()
cln.SetInputConnection(c2p.GetOutputPort())
if self.debug:
vcs2vtk.dump2VTK(cln)
#Now this filter seems to create the good polydata
sFilter = vtk.vtkDataSetSurfaceFilter()
if ug.IsA("vtkUnstructuredGrid"):
sFilter.SetInputConnection(cln.GetOutputPort())
else:
sFilter.SetInputData(ug)
sFilter.Update()
if self.debug:
vcs2vtk.dump2VTK(sFilter)
if isinstance(gm,isoline.Gi):
cot = vtk.vtkContourFilter()
if ug.IsA("vtkUnstructuredGrid"):
cot.SetInputData(sFilter.GetOutput())
else:
cot.SetInputData(ug)
levs = gm.levels
if (isinstance(gm,isoline.Gi) and numpy.allclose( levs[0],[0.,1.e20])) or numpy.allclose(levs,1.e20):
levs = vcs.mkscale(mn,mx)
Ncolors = len(levs)
if isinstance(gm,(isofill.Gfi,meshfill.Gfm)):
levs2 = vcs.mkscale(mn,mx)
levs=[]
for i in range(len(levs2)-1):
levs.append([levs2[i],levs2[i+1]])
else:
if isinstance(gm.levels[0],(list,tuple)):
if isinstance(gm,isoline.Gi):
levs = [x[0] for x in gm.levels]
else:
levs = gm.levels
else:
levs = []
levs2=gm.levels
if numpy.allclose(levs2[0],1.e20):
levs2[0]=-1.e20
for i in range(len(levs2)-1):
levs.append([levs2[i],levs2[i+1]])
if isinstance(gm,isoline.Gi):
levs = levs2
Nlevs=len(levs)
Ncolors = Nlevs
## Figure out colors
if isinstance(gm,boxfill.Gfb):
cols = gm.fillareacolors
if cols is None:
cols = vcs.getcolors(levs2,split=0)
elif isinstance(gm,isofill.Gfi):
cols = gm.fillareacolors
if cols==[1,]:
cols = vcs.getcolors(levs2,split=0)
elif isinstance(gm,isoline.Gi):
cols = gm.linecolors
if isinstance(gm,isoline.Gi):
cot.SetNumberOfContours(Nlevs)
if levs[0]==1.e20:
levs[0]=-1.e20
for i in range(Nlevs):
cot.SetValue(i,levs[i])
cot.SetValue(Nlevs,levs[-1])
cot.Update()
mapper.SetInputConnection(cot.GetOutputPort())
mappers = []
else:
mappers = []
LEVS = []
INDX = []
COLS = []
indices = gm.fillareaindices
if indices is None:
indices=[1,]
while len(indices)<len(cols):
indices.append(indices[-1])
for i,l in enumerate(levs):
if i==0:
C = [cols[i],]
if numpy.allclose(levs[0][0],-1.e20):
## ok it's an extension arrow
L=[mn-1.,levs[0][1]]
else:
L = levs[i]
I = [indices[i],]
else:
if l[0] == L[-1] and I[-1]==indices[i]:
# Ok same type lets keep going
if numpy.allclose(l[1],1.e20):
L.append(mx+1.)
else:
L.append(l[1])
C.append(cols[i])
else: # ok we need new contouring
LEVS.append(L)
COLS.append(C)
INDX.append(I)
C = [cols[i],]
L = levs[i]
I = [indices[i],]
LEVS.append(L)
COLS.append(C)
INDX.append(I)
for i,l in enumerate(LEVS):
# Ok here we are trying to group together levels can be, a join will happen if:
# next set of levels contnues where one left off AND pattern is identical
if isinstance(gm,isofill.Gfi):
mapper = vtk.vtkPolyDataMapper()
lut = vtk.vtkLookupTable()
cot = vtk.vtkBandedPolyDataContourFilter()
cot.ClippingOn()
cot.SetInputData(sFilter.GetOutput())
cot.SetNumberOfContours(len(l))
for j,v in enumerate(l):
cot.SetValue(j,v)
#cot.SetScalarModeToIndex()
cot.Update()
mapper.SetInputConnection(cot.GetOutputPort())
lut.SetNumberOfTableValues(len(COLS[i]))
for j,color in enumerate(COLS[i]):
r,g,b = cmap.index[color]
lut.SetTableValue(j,r/100.,g/100.,b/100.)
#print l[j],vcs.colors.rgb2str(r*2.55,g*2.55,b*2.55),l[j+1]
mapper.SetLookupTable(lut)
mapper.SetScalarRange(0,len(l)-1)
mapper.SetScalarModeToUseCellData()
else:
for j,color in enumerate(COLS[i]):
mapper = vtk.vtkPolyDataMapper()
lut = vtk.vtkLookupTable()
th = vtk.vtkThreshold()
th.ThresholdBetween(l[j],l[j+1])
th.SetInputConnection(geoFilter.GetOutputPort())
geoFilter2 = vtk.vtkDataSetSurfaceFilter()
geoFilter2.SetInputConnection(th.GetOutputPort())
mapper.SetInputConnection(geoFilter2.GetOutputPort())
lut.SetNumberOfTableValues(1)
r,g,b = cmap.index[color]
lut.SetTableValue(0,r/100.,g/100.,b/100.)
mapper.SetLookupTable(lut)
mapper.SetScalarRange(l[j],l[j+1])
mappers.append([mapper,])
#png = vtk.vtkPNGReader()
#png.SetFileName("/git/uvcdat/Packages/vcs/Share/uvcdat_texture.png")
#T=vtk.vtkTexture()
#T.SetInputConnection(png.GetOutputPort())
if isinstance(gm,isofill.Gfi):
mappers.append([mapper,])
else: #Boxfill/Meshfill
mappers=[]
mapper.SetInputData(geoFilter.GetOutput())
if isinstance(gm,boxfill.Gfb):
if numpy.allclose(gm.level_1,1.e20) or numpy.allclose(gm.level_2,1.e20):
levs = vcs.mkscale(mn,mx)
legend = vcs.mklabels(levs)
dx = (levs[-1]-levs[0])/(gm.color_2-gm.color_1+1)
levs = numpy.arange(levs[0],levs[-1]+dx,dx)
else:
if gm.boxfill_type=="log10":
levs = vcs.mkscale(numpy.ma.log10(gm.level_1),numpy.ma.log10(gm.level_2))
else:
levs = vcs.mkscale(gm.level_1,gm.level_2)
legend = vcs.mklabels(levs)
if gm.boxfill_type=="log10":
for k in legend.keys():
legend[float(numpy.ma.log10(legend[k]))] = legend[k]
del(legend[k])
levs = numpy.arange(levs[0],levs[1],(levs[1]-levs[0])/(gm.color_2-gm.color_1+1))
cols = range(gm.color_1,gm.color_2+1)
else:
if numpy.allclose(gm.levels,1.e20):
levs = vcs.mkscale(mn,mx)
else:
levs = gm.levels
if numpy.allclose(levs[0],1.e20):
levs[0]=-1.e20
cols = gm.fillareacolors
if cols==[1,]:
cols = vcs.getcolors(levs)
Nlevs = len(levs)
Ncolors = Nlevs-1
if mappers == []: # ok didn't need to have special banded contours
mappers=[mapper,]
## Colortable bit
# make sure length match
while len(cols)<Ncolors:
cols.append(cols[-1])
lut.SetNumberOfTableValues(Ncolors)
for i in range(Ncolors):
r,g,b = cmap.index[cols[i]]
lut.SetTableValue(i,r/100.,g/100.,b/100.)
mapper.SetLookupTable(lut)
if numpy.allclose(levs[0],-1.e20):
lmn = mn-1.
else:
lmn= levs[0]
if numpy.allclose(levs[-1],1.e20):
lmx = mx+1.
else:
lmx= levs[-1]
mapper.SetScalarRange(lmn,lmx)
if missingMapper is not None:
mappers.insert(0,missingMapper)
x1,x2,y1,y2 = vcs2vtk.getRange(gm,xm,xM,ym,yM)
if tmpl.data.priority != 0:
# And now we need actors to actually render this thing
for mapper in mappers:
act = vtk.vtkActor()
if isinstance(mapper,list):
act.SetMapper(mapper[0])
else:
mapper.Update()
act.SetMapper(mapper)
#act = vcs2vtk.doWrap(act,[x1,x2,y1,y2],wrap)
if isinstance(mapper,list):
#act.GetMapper().ScalarVisibilityOff()
#act.SetTexture(mapper[1])
pass
ren.AddActor(act)
vcs2vtk.fitToViewport(act,ren,[tmpl.data.x1,tmpl.data.x2,tmpl.data.y1,tmpl.data.y2],[x1,x2,y1,y2])
self.renderTemplate(ren,tmpl,data1,gm)
if isinstance(gm,(isofill.Gfi,meshfill.Gfm,boxfill.Gfb)):
if getattr(gm,"legend",None) is not None:
legend = gm.legend
self.renderColorBar(ren,tmpl,levs,cols,legend,cmap)
if self.canvas._continents is None:
continents = False
if continents:
projection = vcs.elements["projection"][gm.projection]
self.plotContinents(x1,x2,y1,y2,projection,wrap,ren,tmpl)
def plotVector(self,data1,data2,tmpl,gm,ren):
self.setLayer(ren,tmpl.data.priority)
ug,xm,xM,ym,yM,continents,wrap = vcs2vtk.genUnstructuredGrid(data1,data2,gm)
if ug.IsA("vtkUnstructuredGrid"):
c2p = vtk.vtkCellDataToPointData()
c2p.SetInputData(ug)
c2p.Update()
#For contouring duplicate points seem to confuse it
cln = vtk.vtkCleanUnstructuredGrid()
cln.SetInputConnection(c2p.GetOutputPort())
missingMapper = vcs2vtk.putMaskOnVTKGrid(data1,ug,None)
u=numpy.ma.ravel(data1)
v=numpy.ma.ravel(data2)
sh = list(u.shape)
sh.append(1)
u = numpy.reshape(u,sh)
v = numpy.reshape(v,sh)
z = numpy.zeros(u.shape)
w = numpy.concatenate((u,v),axis=1)
w = numpy.concatenate((w,z),axis=1)
w = VN.numpy_to_vtk(w,deep=True)
w.SetName("vectors")
ug.GetPointData().AddArray(w)
## Vector attempt
arrow = vtk.vtkArrowSource()
l = gm.line
if l is None:
l = "default"
try:
l = vcs.getline(l)
lwidth = l.width[0]
lcolor = l.color[0]
lstyle = l.type[0]
except:
lstyle = "solid"
lwidth = 1.
lcolor = 0
if gm.linewidth is not None:
lwidth = gm.linewidth
if gm.linecolor is not None:
lcolor = gm.linecolor
arrow.SetTipRadius(.1*lwidth)
arrow.SetShaftRadius(.03*lwidth)
arrow.Update()
glyphFilter = vtk.vtkGlyph2D()
glyphFilter.SetSourceConnection(arrow.GetOutputPort())
glyphFilter.OrientOn()
glyphFilter.SetVectorModeToUseVector()
glyphFilter.SetInputArrayToProcess(1,0,0,0,"vectors")
glyphFilter.SetScaleFactor(2.*gm.scale)
if ug.IsA("vtkUnstructuredGrid"):
glyphFilter.SetInputConnection(cln.GetOutputPort())
else:
glyphFilter.SetInputData(ug)
mapper = vtk.vtkPolyDataMapper()
mapper.SetInputConnection(glyphFilter.GetOutputPort())
act = vtk.vtkActor()
act.SetMapper(mapper)
try:
cmap = vcs.elements["colormap"][cmap]
except:
cmap = vcs.elements["colormap"][self.canvas.getcolormapname()]
r,g,b = cmap.index[lcolor]
act.GetProperty().SetColor(r/100.,g/100.,b/100.)
x1,x2,y1,y2 = vcs2vtk.getRange(gm,xm,xM,ym,yM)
act = vcs2vtk.doWrap(act,[x1,x2,y1,y2],wrap)
vcs2vtk.fitToViewport(act,ren,[tmpl.data.x1,tmpl.data.x2,tmpl.data.y1,tmpl.data.y2],[x1,x2,y1,y2])
if tmpl.data.priority!=0:
ren.AddActor(act)
self.renderTemplate(ren,tmpl,data1,gm)
if self.canvas._continents is None:
continents = False
if continents:
projection = vcs.elements["projection"][gm.projection]
self.plotContinents(x1,x2,y1,y2,projection,wrap,ren,tmpl)
def plot2D(self,data1,data2,tmpl,gm):
ug,xm,xM,ym,yM,continents,wrap,geo,cellData = vcs2vtk.genGrid(data1,data2,gm)
#Now applies the actual data on each cell
if isinstance(gm,boxfill.Gfb) and gm.boxfill_type=="log10":
data1=numpy.ma.log10(data1)
data = VN.numpy_to_vtk(data1.filled(0.).flat,deep=True)
if cellData:
ug.GetCellData().SetScalars(data)
else:
ug.GetPointData().SetScalars(data)
try:
cmap = vcs.elements["colormap"][cmap]
except:
cmap = vcs.elements["colormap"][self.canvas.getcolormapname()]
color = getattr(gm,"missing",None)
if color is not None:
color = cmap.index[color]
missingMapper = vcs2vtk.putMaskOnVTKGrid(data1,ug,color,cellData)
lut = vtk.vtkLookupTable()
mn,mx=vcs.minmax(data1)
#Ok now we have grid and data let's use the mapper
mapper = vtk.vtkPolyDataMapper()
legend = None
if isinstance(gm,(meshfill.Gfm,boxfill.Gfb)):
geoFilter = vtk.vtkDataSetSurfaceFilter()
if cellData:
p2c = vtk.vtkPointDataToCellData()
p2c.SetInputData(ug)
geoFilter.SetInputConnection(p2c.GetOutputPort())
else:
geoFilter.SetInputData(ug)
geoFilter.Update()
if isinstance(gm,(isofill.Gfi,isoline.Gi,meshfill.Gfm)) or \
(isinstance(gm,boxfill.Gfb) and gm.boxfill_type=="custom"):
#Now this filter seems to create the good polydata
sFilter = vtk.vtkDataSetSurfaceFilter()
if cellData:
# Sets data to point instead of just cells
c2p = vtk.vtkCellDataToPointData()
c2p.SetInputData(ug)
c2p.Update()
if self.debug:
vcs2vtk.dump2VTK(c2p)
#For contouring duplicate points seem to confuse it
if ug.IsA("vtkUntructuredGrid"):
cln = vtk.vtkCleanUnstructuredGrid()
cln.SetInputConnection(c2p.GetOutputPort())
if self.debug:
vcs2vtk.dump2VTK(cln)
sFilter.SetInputConnection(cln.GetOutputPort())
else:
sFilter.SetInputConnection(c2p.GetOutputPort())
else:
sFilter.SetInputData(ug)
sFilter.Update()
if self.debug:
vcs2vtk.dump2VTK(sFilter)
if isinstance(gm,isoline.Gi):
cot = vtk.vtkContourFilter()
if cellData:
cot.SetInputData(sFilter.GetOutput())
else:
cot.SetInputData(ug)
levs = gm.levels
if (isinstance(gm,isoline.Gi) and numpy.allclose( levs[0],[0.,1.e20])) or numpy.allclose(levs,1.e20):
levs = vcs.mkscale(mn,mx)
Ncolors = len(levs)
if isinstance(gm,(isofill.Gfi,meshfill.Gfm)):
levs2 = vcs.mkscale(mn,mx)
levs=[]
for i in range(len(levs2)-1):
levs.append([levs2[i],levs2[i+1]])
else:
if isinstance(gm.levels[0],(list,tuple)):
if isinstance(gm,isoline.Gi):
levs = [x[0] for x in gm.levels]
else:
levs = gm.levels
else:
levs = []
levs2=gm.levels
if numpy.allclose(levs2[0],1.e20):
levs2[0]=-1.e20
for i in range(len(levs2)-1):
levs.append([levs2[i],levs2[i+1]])
if isinstance(gm,isoline.Gi):
levs = levs2
Nlevs=len(levs)
Ncolors = Nlevs
## Figure out colors
if isinstance(gm,boxfill.Gfb):
cols = gm.fillareacolors
if cols is None:
cols = vcs.getcolors(levs2,split=0)
elif isinstance(gm,(isofill.Gfi,meshfill.Gfm)):
cols = gm.fillareacolors
if cols==[1,]:
cols = vcs.getcolors(levs2,split=0)
elif isinstance(gm,isoline.Gi):
cols = gm.linecolors
if isinstance(gm,isoline.Gi):
cot.SetNumberOfContours(Nlevs)
if levs[0]==1.e20:
levs[0]=-1.e20
for i in range(Nlevs):
cot.SetValue(i,levs[i])
cot.SetValue(Nlevs,levs[-1])
cot.Update()
mapper.SetInputConnection(cot.GetOutputPort())
mappers = []
else:
mappers = []
LEVS = []
INDX = []
COLS = []
indices = gm.fillareaindices
if indices is None:
indices=[1,]
while len(indices)<len(cols):
indices.append(indices[-1])
for i,l in enumerate(levs):
if i==0:
C = [cols[i],]
if numpy.allclose(levs[0][0],-1.e20):
## ok it's an extension arrow
L=[mn-1.,levs[0][1]]
else:
L = levs[i]
I = [indices[i],]
else:
if l[0] == L[-1] and I[-1]==indices[i]:
# Ok same type lets keep going
if numpy.allclose(l[1],1.e20):
L.append(mx+1.)
else:
L.append(l[1])
C.append(cols[i])
else: # ok we need new contouring
LEVS.append(L)
COLS.append(C)
INDX.append(I)
C = [cols[i],]
L = levs[i]
I = [indices[i],]
LEVS.append(L)
COLS.append(C)
INDX.append(I)
for i,l in enumerate(LEVS):
# Ok here we are trying to group together levels can be, a join will happen if:
# next set of levels contnues where one left off AND pattern is identical
if isinstance(gm,isofill.Gfi):
mapper = vtk.vtkPolyDataMapper()
lut = vtk.vtkLookupTable()
cot = vtk.vtkBandedPolyDataContourFilter()
cot.ClippingOn()
cot.SetInputData(sFilter.GetOutput())
cot.SetNumberOfContours(len(l))
for j,v in enumerate(l):
cot.SetValue(j,v)
#cot.SetScalarModeToIndex()
cot.Update()
mapper.SetInputConnection(cot.GetOutputPort())
lut.SetNumberOfTableValues(len(COLS[i]))
for j,color in enumerate(COLS[i]):
r,g,b = cmap.index[color]
lut.SetTableValue(j,r/100.,g/100.,b/100.)
#print l[j],vcs.colors.rgb2str(r*2.55,g*2.55,b*2.55),l[j+1]
mapper.SetLookupTable(lut)
mapper.SetScalarRange(0,len(l)-1)
mapper.SetScalarModeToUseCellData()
else:
for j,color in enumerate(COLS[i]):
mapper = vtk.vtkPolyDataMapper()
lut = vtk.vtkLookupTable()
th = vtk.vtkThreshold()
th.ThresholdBetween(l[j],l[j+1])
th.SetInputConnection(geoFilter.GetOutputPort())
geoFilter2 = vtk.vtkDataSetSurfaceFilter()
geoFilter2.SetInputConnection(th.GetOutputPort())
mapper.SetInputConnection(geoFilter2.GetOutputPort())
lut.SetNumberOfTableValues(1)
r,g,b = cmap.index[color]
lut.SetTableValue(0,r/100.,g/100.,b/100.)
mapper.SetLookupTable(lut)
mapper.SetScalarRange(l[j],l[j+1])
mappers.append([mapper,])
#png = vtk.vtkPNGReader()
#png.SetFileName("/git/uvcdat/Packages/vcs/Share/uvcdat_texture.png")
#T=vtk.vtkTexture()
#T.SetInputConnection(png.GetOutputPort())
if isinstance(gm,isofill.Gfi):
mappers.append([mapper,])
else: #Boxfill (non custom)/Meshfill
if isinstance(gm,boxfill.Gfb):
if numpy.allclose(gm.level_1,1.e20) or numpy.allclose(gm.level_2,1.e20):
levs = vcs.mkscale(mn,mx)
legend = vcs.mklabels(levs)
dx = (levs[-1]-levs[0])/(gm.color_2-gm.color_1+1)
levs = numpy.arange(levs[0],levs[-1]+dx,dx)
else:
if gm.boxfill_type=="log10":
levs = vcs.mkscale(numpy.ma.log10(gm.level_1),numpy.ma.log10(gm.level_2))
else:
levs = vcs.mkscale(gm.level_1,gm.level_2)
legend = vcs.mklabels(levs)
if gm.boxfill_type=="log10":
for k in legend.keys():
legend[float(numpy.ma.log10(legend[k]))] = legend[k]
del(legend[k])
dx = (levs[-1]-levs[0])/(gm.color_2-gm.color_1+1)
levs = numpy.arange(levs[0],levs[-1]+dx,dx)
cols = range(gm.color_1,gm.color_2+1)
else:
if numpy.allclose(gm.levels,1.e20):
levs = vcs.mkscale(mn,mx)
else:
levs = gm.levels
if numpy.allclose(levs[0],1.e20):
levs[0]=-1.e20
cols = gm.fillareacolors
if cols==[1,]:
cols = vcs.getcolors(levs)
Nlevs = len(levs)
Ncolors = Nlevs-1
#Prep mapper
mappers=[]
mapper = vtk.vtkPolyDataMapper()
thr = vtk.vtkThreshold()
thr.SetInputConnection(geoFilter.GetOutputPort())
if not gm.ext_1 in ["y",1,True] and not gm.ext_2 in ["y",1,True] :
thr.ThresholdBetween(levs[0],levs[-1])
elif gm.ext_1 in ["y",1,True] and not gm.ext_2 in ["y",1,True] :
thr.ThresholdByLower(levs[-1])
elif not gm.ext_1 in ["y",1,True] and gm.ext_2 in ["y",1,True] :
thr.ThresholdByUpper(levs[0])
thr.Update()
geoFilter2 = vtk.vtkDataSetSurfaceFilter()
geoFilter2.SetInputConnection(thr.GetOutputPort())
if gm.ext_1 in ["y",1,True] and gm.ext_2 in ["y",1,True] :
mapper.SetInputConnection(geoFilter.GetOutputPort())
else:
mapper.SetInputConnection(geoFilter2.GetOutputPort())
if mappers == []: # ok didn't need to have special banded contours
mappers=[mapper,]
## Colortable bit
# make sure length match
while len(cols)<Ncolors:
cols.append(cols[-1])
lut.SetNumberOfTableValues(Ncolors)
for i in range(Ncolors):
r,g,b = cmap.index[cols[i]]
lut.SetTableValue(i,r/100.,g/100.,b/100.)
mapper.SetLookupTable(lut)
if numpy.allclose(levs[0],-1.e20):
lmn = mn-1.
else:
lmn= levs[0]
if numpy.allclose(levs[-1],1.e20):
lmx = mx+1.
else:
lmx= levs[-1]
mapper.SetScalarRange(lmn,lmx)
if missingMapper is not None:
mappers.insert(0,missingMapper)
x1,x2,y1,y2 = vcs2vtk.getRange(gm,xm,xM,ym,yM)
if tmpl.data.priority != 0:
# And now we need actors to actually render this thing
for mapper in mappers:
act = vtk.vtkActor()
if isinstance(mapper,list):
act.SetMapper(mapper[0])
else:
mapper.Update()
act.SetMapper(mapper)
if geo is None:
act = vcs2vtk.doWrap(act,[x1,x2,y1,y2],wrap)
if isinstance(mapper,list):
#act.GetMapper().ScalarVisibilityOff()
#act.SetTexture(mapper[1])
pass
# create a new renderer for this mapper (we need one for each mapper because of cmaera flips)
ren = vtk.vtkRenderer()
self.renWin.AddRenderer(ren)
self.setLayer(ren,tmpl.data.priority)
ren.AddActor(act)
vcs2vtk.fitToViewport(act,ren,[tmpl.data.x1,tmpl.data.x2,tmpl.data.y1,tmpl.data.y2],wc=[x1,x2,y1,y2],geo=geo)
if isinstance(gm,meshfill.Gfm):
tmpl.plot(self.canvas,data1,gm,bg=self.bg,X=numpy.arange(xm,xM*1.1,(xM-xm)/10.),Y=numpy.arange(ym,yM*1.1,(yM-ym)/10.))
else:
self.renderTemplate(tmpl,data1,gm)
if isinstance(gm,(isofill.Gfi,meshfill.Gfm,boxfill.Gfb)):
if getattr(gm,"legend",None) is not None:
legend = gm.legend
if gm.ext_1 in ["y",1,True] and not numpy.allclose(levs[0],1.e20):
if isinstance(levs,numpy.ndarray):
levs=levs.tolist()
levs.insert(0,-1.e20)
if gm.ext_2 in ["y",1,True] and not numpy.allclose(levs[0],1.e20):
if isinstance(levs,numpy.ndarray):
levs=levs.tolist()
levs.append(1.e20)
self.renderColorBar(tmpl,levs,cols,legend,cmap)
if self.canvas._continents is None:
continents = False
if continents:
projection = vcs.elements["projection"][gm.projection]
self.plotContinents(x1,x2,y1,y2,projection,wrap,tmpl)
def plotVector(self,data1,data2,tmpl,gm):
ug,xm,xM,ym,yM,continents,wrap,geo,cellData = vcs2vtk.genGrid(data1,data2,gm)
if cellData:
c2p = vtk.vtkCellDataToPointData()
c2p.SetInputData(ug)
c2p.Update()
#For contouring duplicate points seem to confuse it
if ug.IsA("vtkUnstructuredGrid"):
cln = vtk.vtkCleanUnstructuredGrid()
cln.SetInputConnection(c2p.GetOutputPort())
missingMapper = vcs2vtk.putMaskOnVTKGrid(data1,ug,None,cellData)
u=numpy.ma.ravel(data1)
v=numpy.ma.ravel(data2)
sh = list(u.shape)
sh.append(1)
u = numpy.reshape(u,sh)
v = numpy.reshape(v,sh)
z = numpy.zeros(u.shape)
w = numpy.concatenate((u,v),axis=1)
w = numpy.concatenate((w,z),axis=1)
w = VN.numpy_to_vtk(w,deep=True)
w.SetName("vectors")
ug.GetPointData().AddArray(w)
## Vector attempt
arrow = vtk.vtkArrowSource()
l = gm.line
if l is None:
l = "default"
try:
l = vcs.getline(l)
lwidth = l.width[0]
lcolor = l.color[0]
lstyle = l.type[0]
except:
lstyle = "solid"
lwidth = 1.
lcolor = 0
if gm.linewidth is not None:
lwidth = gm.linewidth
if gm.linecolor is not None:
lcolor = gm.linecolor
arrow.SetTipRadius(.1*lwidth)
arrow.SetShaftRadius(.03*lwidth)
arrow.Update()
glyphFilter = vtk.vtkGlyph2D()
glyphFilter.SetSourceConnection(arrow.GetOutputPort())
glyphFilter.OrientOn()
glyphFilter.SetVectorModeToUseVector()
glyphFilter.SetInputArrayToProcess(1,0,0,0,"vectors")
glyphFilter.SetScaleFactor(2.*gm.scale)
if cellData:
if ug.IsA("vtkUnstructuredGrid"):
glyphFilter.SetInputConnection(cln.GetOutputPort())
else:
glyphFilter.SetInputConnection(c2p.GetOutputPort())
else:
glyphFilter.SetInputData(ug)
mapper = vtk.vtkPolyDataMapper()
mapper.SetInputConnection(glyphFilter.GetOutputPort())
act = vtk.vtkActor()
act.SetMapper(mapper)
try:
cmap = vcs.elements["colormap"][cmap]
except:
cmap = vcs.elements["colormap"][self.canvas.getcolormapname()]
r,g,b = cmap.index[lcolor]
act.GetProperty().SetColor(r/100.,g/100.,b/100.)
x1,x2,y1,y2 = vcs2vtk.getRange(gm,xm,xM,ym,yM)
act = vcs2vtk.doWrap(act,[x1,x2,y1,y2],wrap)
ren=vtk.vtkRenderer()
self.renWin.AddRenderer(ren)
self.setLayer(ren,tmpl.data.priority)
vcs2vtk.fitToViewport(act,ren,[tmpl.data.x1,tmpl.data.x2,tmpl.data.y1,tmpl.data.y2],[x1,x2,y1,y2])
if tmpl.data.priority!=0:
ren.AddActor(act)
self.renderTemplate(tmpl,data1,gm)
if self.canvas._continents is None:
continents = False
if continents:
projection = vcs.elements["projection"][gm.projection]
self.plotContinents(x1,x2,y1,y2,projection,wrap,tmpl)
def plot2D(self,data1,data2,tmpl,gm):
#Preserve time and z axis for plotting these inof in rendertemplate
t = data1.getTime()
if data1.ndim>2:
z = data1.getAxis(-3)
else:
z = None
data1 = self.trimData2D(data1) # Ok get3 only the last 2 dims
if gm.g_name!="Gfm":
data2 = self.trimData2D(data2)
ug,xm,xM,ym,yM,continents,wrap,geo,cellData = vcs2vtk.genGrid(data1,data2,gm,deep=False)
#Now applies the actual data on each cell
if isinstance(gm,boxfill.Gfb) and gm.boxfill_type=="log10":
data1=numpy.ma.log10(data1)
data = vcs2vtk.numpy_to_vtk_wrapper(data1.filled(0.).flat, deep=False)
if cellData:
ug.GetCellData().SetScalars(data)
else:
ug.GetPointData().SetScalars(data)
try:
cmap = vcs.elements["colormap"][cmap]
except:
cmap = vcs.elements["colormap"][self.canvas.getcolormapname()]
color = getattr(gm,"missing",None)
if color is not None:
color = cmap.index[color]
missingMapper = vcs2vtk.putMaskOnVTKGrid(data1,ug,color,cellData,deep=False)
lut = vtk.vtkLookupTable()
mn,mx=vcs.minmax(data1)
#Ok now we have grid and data let's use the mapper
mapper = vtk.vtkPolyDataMapper()
legend = None
if isinstance(gm,(meshfill.Gfm,boxfill.Gfb)):
geoFilter = vtk.vtkDataSetSurfaceFilter()
if cellData:
p2c = vtk.vtkPointDataToCellData()
p2c.SetInputData(ug)
geoFilter.SetInputConnection(p2c.GetOutputPort())
else:
geoFilter.SetInputData(ug)
geoFilter.Update()
if isinstance(gm,(isofill.Gfi,isoline.Gi,meshfill.Gfm)) or \
(isinstance(gm,boxfill.Gfb) and gm.boxfill_type=="custom"):
#Now this filter seems to create the good polydata
sFilter = vtk.vtkDataSetSurfaceFilter()
if cellData:
# Sets data to point instead of just cells
c2p = vtk.vtkCellDataToPointData()
c2p.SetInputData(ug)
c2p.Update()
if self.debug:
vcs2vtk.dump2VTK(c2p)
#For contouring duplicate points seem to confuse it
if ug.IsA("vtkUntructuredGrid"):
cln = vtk.vtkCleanUnstructuredGrid()
cln.SetInputConnection(c2p.GetOutputPort())
if self.debug:
vcs2vtk.dump2VTK(cln)
sFilter.SetInputConnection(cln.GetOutputPort())
else:
sFilter.SetInputConnection(c2p.GetOutputPort())
else:
sFilter.SetInputData(ug)
sFilter.Update()
if self.debug:
vcs2vtk.dump2VTK(sFilter)
if isinstance(gm,isoline.Gi):
cot = vtk.vtkContourFilter()
if cellData:
cot.SetInputData(sFilter.GetOutput())
else:
cot.SetInputData(ug)
levs = gm.levels
if (isinstance(gm,isoline.Gi) and numpy.allclose( levs[0],[0.,1.e20])) or numpy.allclose(levs,1.e20):
levs = vcs.mkscale(mn,mx)
if len(levs)==1: # constant value ?
levs = [levs[0],levs[0]+.00001]
Ncolors = len(levs)
if isinstance(gm,(isofill.Gfi,meshfill.Gfm)):
levs2 = vcs.mkscale(mn,mx)
if len(levs2)==1: # constant value ?
levs2 = [levs2[0],levs2[0]+.00001]
levs=[]
for i in range(len(levs2)-1):
levs.append([levs2[i],levs2[i+1]])
else:
if isinstance(gm.levels[0],(list,tuple)):
if isinstance(gm,isoline.Gi):
levs = [x[0] for x in gm.levels]
else:
levs = gm.levels
else:
levs = []
levs2=gm.levels
if numpy.allclose(levs2[0],1.e20):
levs2[0]=-1.e20
for i in range(len(levs2)-1):
levs.append([levs2[i],levs2[i+1]])
if isinstance(gm,isoline.Gi):
levs = levs2
Nlevs=len(levs)
Ncolors = Nlevs
## Figure out colors
if isinstance(gm,boxfill.Gfb):
cols = gm.fillareacolors
if cols is None:
cols = vcs.getcolors(levs2,split=0)
elif isinstance(gm,(isofill.Gfi,meshfill.Gfm)):
cols = gm.fillareacolors
if cols==[1,]:
cols = vcs.getcolors(levs2,split=0)
if isinstance(cols,(int,float)):
cols=[cols,]
elif isinstance(gm,isoline.Gi):
cols = gm.linecolors
if isinstance(gm,isoline.Gi):
cot.SetNumberOfContours(Nlevs)
if levs[0]==1.e20:
levs[0]=-1.e20
for i in range(Nlevs):
cot.SetValue(i,levs[i])
cot.SetValue(Nlevs,levs[-1])
cot.Update()
mapper.SetInputConnection(cot.GetOutputPort())
mappers = []
else:
mappers = []
LEVS = []
INDX = []
COLS = []
indices = gm.fillareaindices
if indices is None:
indices=[1,]
while len(indices)<len(cols):
indices.append(indices[-1])
for i,l in enumerate(levs):
if i==0:
C = [cols[i],]
if numpy.allclose(levs[0][0],-1.e20):
## ok it's an extension arrow
L=[mn-1.,levs[0][1]]
else:
L = list(levs[i])
I = [indices[i],]
else:
if l[0] == L[-1] and I[-1]==indices[i]:
# Ok same type lets keep going
if numpy.allclose(l[1],1.e20):
L.append(mx+1.)
else:
L.append(l[1])
C.append(cols[i])
else: # ok we need new contouring
LEVS.append(L)
COLS.append(C)
INDX.append(I)
C = [cols[i],]
L = levs[i]
I = [indices[i],]
LEVS.append(L)
COLS.append(C)
INDX.append(I)
for i,l in enumerate(LEVS):
# Ok here we are trying to group together levels can be, a join will happen if:
# next set of levels contnues where one left off AND pattern is identical
if isinstance(gm,isofill.Gfi):
mapper = vtk.vtkPolyDataMapper()
lut = vtk.vtkLookupTable()
cot = vtk.vtkBandedPolyDataContourFilter()
cot.ClippingOn()
cot.SetInputData(sFilter.GetOutput())
cot.SetNumberOfContours(len(l))
cot.SetClipTolerance(0.)
for j,v in enumerate(l):
cot.SetValue(j,v)
#cot.SetScalarModeToIndex()
cot.Update()
mapper.SetInputConnection(cot.GetOutputPort())
lut.SetNumberOfTableValues(len(COLS[i]))
for j,color in enumerate(COLS[i]):
r,g,b = cmap.index[color]
lut.SetTableValue(j,r/100.,g/100.,b/100.)
#print l[j],vcs.colors.rgb2str(r*2.55,g*2.55,b*2.55),l[j+1]
mapper.SetLookupTable(lut)
mapper.SetScalarRange(0,len(l)-1)
mapper.SetScalarModeToUseCellData()
else:
for j,color in enumerate(COLS[i]):
mapper = vtk.vtkPolyDataMapper()
lut = vtk.vtkLookupTable()
th = vtk.vtkThreshold()
th.ThresholdBetween(l[j],l[j+1])
th.SetInputConnection(geoFilter.GetOutputPort())
geoFilter2 = vtk.vtkDataSetSurfaceFilter()
geoFilter2.SetInputConnection(th.GetOutputPort())
mapper.SetInputConnection(geoFilter2.GetOutputPort())
lut.SetNumberOfTableValues(1)
r,g,b = cmap.index[color]
lut.SetTableValue(0,r/100.,g/100.,b/100.)
mapper.SetLookupTable(lut)
mapper.SetScalarRange(l[j],l[j+1])
mappers.append([mapper,])
#png = vtk.vtkPNGReader()
#png.SetFileName("/git/uvcdat/Packages/vcs/Share/uvcdat_texture.png")
#T=vtk.vtkTexture()
#T.SetInputConnection(png.GetOutputPort())
if isinstance(gm,isofill.Gfi):
mappers.append([mapper,])
else: #Boxfill (non custom)/Meshfill
if isinstance(gm,boxfill.Gfb):
if numpy.allclose(gm.level_1,1.e20) or numpy.allclose(gm.level_2,1.e20):
levs = vcs.mkscale(mn,mx)
if len(levs)==1: # constant value ?
levs = [levs[0],levs[0]+.00001]
legend = vcs.mklabels(levs)
dx = (levs[-1]-levs[0])/(gm.color_2-gm.color_1+1)
levs = numpy.arange(levs[0],levs[-1]+dx,dx)
else:
if gm.boxfill_type=="log10":
levslbls = vcs.mkscale(numpy.ma.log10(gm.level_1),numpy.ma.log10(gm.level_2))
levs = vcs.mkevenlevels(numpy.ma.log10(gm.level_1),
numpy.ma.log10(gm.level_2),
nlev=(gm.color_2-gm.color_1)+1)
else:
levslbls = vcs.mkscale(gm.level_1,gm.level_2)
levs = vcs.mkevenlevels(gm.level_1,gm.level_2,nlev=(gm.color_2-gm.color_1)+1)
if len(levs)>25:
## Too many colors/levels need to prettyfy this for legend
legend = vcs.mklabels(levslbls)
## Make sure extremes are in
legd2=vcs.mklabels([levs[0],levs[-1]])
legend.update(legd2)
else:
legend = vcs.mklabels(levs)
if gm.boxfill_type=="log10":
for k in legend.keys():
legend[float(numpy.ma.log10(legend[k]))] = legend[k]
del(legend[k])
#dx = (levs[-1]-levs[0])/(gm.color_2-gm.color_1+1)
#levs = numpy.arange(levs[0],levs[-1]+dx,dx)
cols = range(gm.color_1,gm.color_2+1)
else:
if numpy.allclose(gm.levels,1.e20):
levs = vcs.mkscale(mn,mx)
else:
levs = gm.levels
if numpy.allclose(levs[0],1.e20):
levs[0]=-1.e20
cols = gm.fillareacolors
if cols==[1,]:
cols = vcs.getcolors(levs)
Nlevs = len(levs)
Ncolors = Nlevs-1
#Prep mapper
mappers=[]
mapper = vtk.vtkPolyDataMapper()
thr = vtk.vtkThreshold()
thr.SetInputConnection(geoFilter.GetOutputPort())
if not gm.ext_1 in ["y",1,True] and not gm.ext_2 in ["y",1,True] :
thr.ThresholdBetween(levs[0],levs[-1])
elif gm.ext_1 in ["y",1,True] and not gm.ext_2 in ["y",1,True] :
thr.ThresholdByLower(levs[-1])
elif not gm.ext_1 in ["y",1,True] and gm.ext_2 in ["y",1,True] :
thr.ThresholdByUpper(levs[0])
thr.Update()
geoFilter2 = vtk.vtkDataSetSurfaceFilter()
geoFilter2.SetInputConnection(thr.GetOutputPort())
if gm.ext_1 in ["y",1,True] and gm.ext_2 in ["y",1,True] :
mapper.SetInputConnection(geoFilter.GetOutputPort())
else:
mapper.SetInputConnection(geoFilter2.GetOutputPort())
if mappers == []: # ok didn't need to have special banded contours
mappers=[mapper,]
## Colortable bit
# make sure length match
while len(cols)<Ncolors:
cols.append(cols[-1])
lut.SetNumberOfTableValues(Ncolors)
for i in range(Ncolors):
r,g,b = cmap.index[cols[i]]
lut.SetTableValue(i,r/100.,g/100.,b/100.)
mapper.SetLookupTable(lut)
if numpy.allclose(levs[0],-1.e20):
lmn = mn-1.
else:
lmn= levs[0]
if numpy.allclose(levs[-1],1.e20):
lmx = mx+1.
else:
lmx= levs[-1]
mapper.SetScalarRange(lmn,lmx)
if missingMapper is not None:
if isinstance(gm,meshfill.Gfm):
mappers.append(missingMapper)
else:
mappers.insert(0,missingMapper)
x1,x2,y1,y2 = vcs2vtk.getRange(gm,xm,xM,ym,yM)
if tmpl.data.priority != 0:
# And now we need actors to actually render this thing
for mapper in mappers:
act = vtk.vtkActor()
if isinstance(mapper,list):
act.SetMapper(mapper[0])
else:
mapper.Update()
act.SetMapper(mapper)
if geo is None:
act = vcs2vtk.doWrap(act,[x1,x2,y1,y2],wrap)
if isinstance(mapper,list):
#act.GetMapper().ScalarVisibilityOff()
#act.SetTexture(mapper[1])
pass
# create a new renderer for this mapper
# (we need one for each mapper because of cmaera flips)
ren = self.createRenderer()
self.renWin.AddRenderer(ren)
self.setLayer(ren,tmpl.data.priority)
ren.AddActor(act)
vcs2vtk.fitToViewport(act,ren,[tmpl.data.x1,tmpl.data.x2,tmpl.data.y1,tmpl.data.y2],wc=[x1,x2,y1,y2],geo=geo)
if isinstance(gm,meshfill.Gfm):
tmpl.plot(self.canvas,data1,gm,
bg=self.bg,
X=numpy.arange(xm,xM*1.1,(xM-xm)/10.),
Y=numpy.arange(ym,yM*1.1,(yM-ym)/10.))
else:
self.renderTemplate(tmpl,data1,gm,t,z)
if isinstance(gm,(isofill.Gfi,meshfill.Gfm,boxfill.Gfb)):
if getattr(gm,"legend",None) is not None:
legend = gm.legend
if gm.ext_1 in ["y",1,True] and not numpy.allclose(levs[0],-1.e20):
if isinstance(levs,numpy.ndarray):
levs=levs.tolist()
if not (isinstance(levs[0],list) and numpy.less_equal(levs[0][0],-1.e20)):
levs.insert(0,-1.e20)
if gm.ext_2 in ["y",1,True] and not numpy.allclose(levs[-1],1.e20):
if isinstance(levs,numpy.ndarray):
levs=levs.tolist()
if not (isinstance(levs[-1],list) and numpy.greater_equal(levs[-1][-1],1.e20)):
levs.append(1.e20)
self.renderColorBar(tmpl,levs,cols,legend,cmap)
if self.canvas._continents is None:
continents = False
if continents:
projection = vcs.elements["projection"][gm.projection]
self.plotContinents(x1,x2,y1,y2,projection,wrap,tmpl)
def plotVector(self,data1,data2,tmpl,gm):
#Preserve time and z axis for plotting these inof in rendertemplate
taxis = data1.getTime()
if data1.ndim>2:
zaxis = data1.getAxis(-3)
else:
zaxis = None
data1 = self.trimData2D(data1) # Ok get3 only the last 2 dims
data2 = self.trimData2D(data2)
ug,xm,xM,ym,yM,continents,wrap,geo = vcs2vtk.genGridOnPoints(data1,data2,gm,deep=False)
missingMapper = vcs2vtk.putMaskOnVTKGrid(data1,ug,None,False,deep=False)
u=numpy.ma.ravel(data1)
v=numpy.ma.ravel(data2)
sh = list(u.shape)
sh.append(1)
u = numpy.reshape(u,sh)
v = numpy.reshape(v,sh)
z = numpy.zeros(u.shape)
w = numpy.concatenate((u,v),axis=1)
w = numpy.concatenate((w,z),axis=1)
# HACK The grid returned by vtk2vcs.genGrid is not the same size as the
# data array. I'm not sure where the issue is...for now let's just zero-pad
# data array so that we can at least test rendering until Charles gets
# back from vacation:
wLen = len(w)
numPts = ug.GetNumberOfPoints()
if wLen != numPts:
warnings.warn("!!! Warning during vector plotting: Number of points does not "\
"match the number of vectors to be glyphed (%s points vs %s "\
"vectors). The vectors will be padded/truncated to match for "\
"rendering purposes, but the resulting image should not be "\
"trusted."%(numPts, wLen))
newShape = (numPts,) + w.shape[1:]
w = numpy.ma.resize(w, newShape)
w = vcs2vtk.numpy_to_vtk_wrapper(w,deep=False)
w.SetName("vectors")
ug.GetPointData().AddArray(w)
## Vector attempt
l = gm.line
if l is None:
l = "default"
try:
l = vcs.getline(l)
lwidth = l.width[0]
lcolor = l.color[0]
lstyle = l.type[0]
except:
lstyle = "solid"
lwidth = 1.
lcolor = 0
if gm.linewidth is not None:
lwidth = gm.linewidth
if gm.linecolor is not None:
lcolor = gm.linecolor
# Strip out masked points.
if ug.IsA("vtkStructuredGrid"):
if ug.GetCellBlanking():
visArray = ug.GetCellVisibilityArray()
visArray.SetName("BlankingArray")
ug.GetCellData().AddArray(visArray)
thresh = vtk.vtkThreshold()
thresh.SetInputData(ug)
thresh.ThresholdByUpper(0.5)
thresh.SetInputArrayToProcess(0, 0, 0,
"vtkDataObject::FIELD_ASSOCIATION_CELLS",
"BlankingArray")
thresh.Update()
ug = thresh.GetOutput()
elif ug.GetPointBlanking():
visArray = ug.GetPointVisibilityArray()
visArray.SetName("BlankingArray")
ug.GetPointData().AddArray(visArray)
thresh = vtk.vtkThreshold()
thresh.SetInputData(ug)
thresh.SetUpperThreshold(0.5)
thresh.SetInputArrayToProcess(0, 0, 0,
"vtkDataObject::FIELD_ASSOCIATION_POINTS",
"BlankingArray")
thresh.Update()
ug = thresh.GetOutput()
arrow = vtk.vtkGlyphSource2D()
arrow.SetGlyphTypeToArrow()
arrow.FilledOff()
glyphFilter = vtk.vtkGlyph2D()
glyphFilter.SetSourceConnection(arrow.GetOutputPort())
glyphFilter.SetVectorModeToUseVector()
# Rotate arrows to match vector data:
glyphFilter.OrientOn()
# Scale to vector magnitude:
glyphFilter.SetScaleModeToScaleByVector()
# These are some unfortunately named methods. It does *not* clamp the scale
# range to [min, max], but rather remaps the range [min, max]-->[0,1]. Bump
# up min so that near-zero vectors will not be rendered, as these tend to
# come out randomly oriented.
glyphFilter.ClampingOn()
glyphFilter.SetRange(0.01, 1.0)
glyphFilter.SetInputArrayToProcess(1,0,0,0,"vectors")
glyphFilter.SetScaleFactor(2.*gm.scale)
#if cellData:
# if ug.IsA("vtkUnstructuredGrid"):
# glyphFilter.SetInputConnection(cln.GetOutputPort())
# else:
# glyphFilter.SetInputConnection(c2p.GetOutputPort())
#else:
# glyphFilter.SetInputData(ug)
glyphFilter.SetInputData(ug)
mapper = vtk.vtkPolyDataMapper()
mapper.SetInputConnection(glyphFilter.GetOutputPort())
act = vtk.vtkActor()
act.SetMapper(mapper)
try:
cmap = vcs.elements["colormap"][cmap]
except:
cmap = vcs.elements["colormap"][self.canvas.getcolormapname()]
r,g,b = cmap.index[lcolor]
act.GetProperty().SetColor(r/100.,g/100.,b/100.)
x1,x2,y1,y2 = vcs2vtk.getRange(gm,xm,xM,ym,yM)
act = vcs2vtk.doWrap(act,[x1,x2,y1,y2],wrap)
ren = self.createRenderer()
self.renWin.AddRenderer(ren)
self.setLayer(ren,tmpl.data.priority)
vcs2vtk.fitToViewport(act,ren,[tmpl.data.x1,tmpl.data.x2,tmpl.data.y1,tmpl.data.y2],[x1,x2,y1,y2])
if tmpl.data.priority!=0:
ren.AddActor(act)
self.renderTemplate(tmpl,data1,gm,taxis,zaxis)
if self.canvas._continents is None:
continents = False
if continents:
projection = vcs.elements["projection"][gm.projection]
self.plotContinents(x1,x2,y1,y2,projection,wrap,tmpl)
