"""
Generate a list of N colors starting from color1 to color2 in RGB or HSV space
"""
from __future__ import print_function
print(__doc__)
from vtkplotter.colors import makePalette, getColorName
cols = makePalette("red", "blue", 10, hsv=True)
for c in cols:
print("rgb =", c, " closest color is:", getColorName(c))
def printvtkactor(actor, tab=""):
if not actor.GetPickable():
return
mapper = actor.GetMapper()
if hasattr(actor, "polydata"):
poly = actor.polydata()
else:
poly = mapper.GetInput()
pro = actor.GetProperty()
pos = actor.GetPosition()
bnds = actor.GetBounds()
col = pro.GetColor()
colr = precision(col[0], 3)
colg = precision(col[1], 3)
colb = precision(col[2], 3)
alpha = pro.GetOpacity()
npt = poly.GetNumberOfPoints()
ncl = poly.GetNumberOfCells()
npl = poly.GetNumberOfPolys()
print(tab, end="")
colors.printc("vtkActor", c="g", bold=1, invert=1, dim=1, end=" ")
if hasattr(actor, "_legend") and actor._legend:
colors.printc("legend: ", c="g", bold=1, end="")
colors.printc(actor._legend, c="g", bold=0)
else:
print()
if hasattr(actor, "filename") and actor.filename:
colors.printc(tab + " file: ", c="g", bold=1, end="")
colors.printc(actor.filename, c="g", bold=0)
if not actor.GetMapper().GetScalarVisibility():
colors.printc(tab + " color: ", c="g", bold=1, end="")
#colors.printc("defined by point or cell data", c="g", bold=0)
#else:
colors.printc(colors.getColorName(col) + ', rgb=(' + colr + ', ' +
colg + ', ' + colb + '), alpha=' + str(alpha),
c='g',
bold=0)
if actor.GetBackfaceProperty():
bcol = actor.GetBackfaceProperty().GetDiffuseColor()
bcolr = precision(bcol[0], 3)
bcolg = precision(bcol[1], 3)
bcolb = precision(bcol[2], 3)
colors.printc(tab + ' back color: ', c='g', bold=1, end='')
colors.printc(colors.getColorName(bcol) + ', rgb=(' + bcolr +
', ' + bcolg + ', ' + bcolb + ')',
c='g',
bold=0)
colors.printc(tab + " points: ", c="g", bold=1, end="")
colors.printc(npt, c="g", bold=0)
colors.printc(tab + " cells: ", c="g", bold=1, end="")
colors.printc(ncl, c="g", bold=0)
colors.printc(tab + " polygons: ", c="g", bold=1, end="")
colors.printc(npl, c="g", bold=0)
colors.printc(tab + " position: ", c="g", bold=1, end="")
colors.printc(pos, c="g", bold=0)
if hasattr(actor, "polydata") and actor.N():
colors.printc(tab + " c. of mass: ", c="g", bold=1, end="")
cm = tuple(actor.centerOfMass())
colors.printc(precision(cm, 3), c="g", bold=0)
colors.printc(tab + " ave. size: ", c="g", bold=1, end="")
colors.printc(precision(actor.averageSize(), 6), c="g", bold=0)
colors.printc(tab + " diag. size: ", c="g", bold=1, end="")
colors.printc(precision(actor.diagonalSize(), 6), c="g", bold=0)
_area = actor.area()
if _area:
colors.printc(tab + " area: ", c="g", bold=1, end="")
colors.printc(precision(_area, 6), c="g", bold=0)
_vol = actor.volume()
if _vol:
colors.printc(tab + " volume: ", c="g", bold=1, end="")
colors.printc(precision(_vol, 6), c="g", bold=0)
colors.printc(tab + " bounds: ", c="g", bold=1, end="")
bx1, bx2 = precision(bnds[0], 3), precision(bnds[1], 3)
colors.printc("x=(" + bx1 + ", " + bx2 + ")", c="g", bold=0, end="")
by1, by2 = precision(bnds[2], 3), precision(bnds[3], 3)
colors.printc(" y=(" + by1 + ", " + by2 + ")", c="g", bold=0, end="")
bz1, bz2 = precision(bnds[4], 3), precision(bnds[5], 3)
colors.printc(" z=(" + bz1 + ", " + bz2 + ")", c="g", bold=0)
arrtypes = dict()
arrtypes[vtk.VTK_UNSIGNED_CHAR] = "UNSIGNED_CHAR"
arrtypes[vtk.VTK_SIGNED_CHAR] = "SIGNED_CHAR"
arrtypes[vtk.VTK_UNSIGNED_INT] = "UNSIGNED_INT"
arrtypes[vtk.VTK_INT] = "INT"
arrtypes[vtk.VTK_CHAR] = "CHAR"
arrtypes[vtk.VTK_SHORT] = "SHORT"
arrtypes[vtk.VTK_LONG] = "LONG"
arrtypes[vtk.VTK_ID_TYPE] = "ID"
arrtypes[vtk.VTK_FLOAT] = "FLOAT"
arrtypes[vtk.VTK_DOUBLE] = "DOUBLE"
ptdata = poly.GetPointData()
cldata = poly.GetCellData()
colors.printc(tab + " scalar mode:", c="g", bold=1, end=" ")
colors.printc(mapper.GetScalarModeAsString(),
' coloring =',
mapper.GetColorModeAsString(),
c="g",
bold=0)
if ptdata.GetNumberOfArrays() + cldata.GetNumberOfArrays():
colors.printc(tab + " active scalars: ", c="g", bold=1, end="")
if ptdata.GetScalars():
colors.printc(ptdata.GetScalars().GetName(),
"(point data) ",
c="g",
bold=0,
end="")
if cldata.GetScalars():
colors.printc(cldata.GetScalars().GetName(),
"(cell data)",
c="g",
bold=0,
end="")
print()
for i in range(ptdata.GetNumberOfArrays()):
name = ptdata.GetArrayName(i)
if name and ptdata.GetArray(i):
colors.printc(tab + " point data: ", c="g", bold=1, end="")
try:
tt = arrtypes[ptdata.GetArray(i).GetDataType()]
except:
tt = str(ptdata.GetArray(i).GetDataType())
ncomp = str(ptdata.GetArray(i).GetNumberOfComponents())
colors.printc("name=" + name,
"(" + ncomp + " " + tt + "),",
c="g",
bold=0,
end="")
rng = ptdata.GetArray(i).GetRange()
colors.printc(" range=(" + precision(rng[0], 4) + ',' +
precision(rng[1], 4) + ')',
c="g",
bold=0)
for i in range(cldata.GetNumberOfArrays()):
name = cldata.GetArrayName(i)
if name and cldata.GetArray(i):
colors.printc(tab + " cell data: ", c="g", bold=1, end="")
try:
tt = arrtypes[cldata.GetArray(i).GetDataType()]
except:
tt = str(cldata.GetArray(i).GetDataType())
ncomp = str(cldata.GetArray(i).GetNumberOfComponents())
colors.printc("name=" + name,
"(" + ncomp + " " + tt + "),",
c="g",
bold=0,
end="")
rng = cldata.GetArray(i).GetRange()
colors.printc(" range=(" + precision(rng[0], 4) + ',' +
precision(rng[1], 4) + ')',
c="g",
bold=0)
def mouseleft(vp, obj, event):
x, y = vp.interactor.GetEventPosition()
#print ('mouse at',x,y)
vp.renderer = obj.FindPokedRenderer(x, y)
vp.renderWin = obj.GetRenderWindow()
clickedr = vp.renderers.index(vp.renderer)
picker = vtk.vtkPropPicker()
picker.PickProp(x, y, vp.renderer)
clickedActor = picker.GetActor()
clickedActorIsAssembly = False
if not clickedActor:
clickedActor = picker.GetAssembly()
clickedActorIsAssembly = True
vp.picked3d = picker.GetPickPosition()
vp.justremoved = None
if vp.verbose:
if len(vp.renderers) > 1 or clickedr > 0 and vp.clickedr != clickedr:
print('Current Renderer:', clickedr, end='')
print(', nr. of actors =', len(vp.getActors()))
leg, oldleg = '', ''
if hasattr(clickedActor, 'legend'): leg = clickedActor.legend
if hasattr(vp.clickedActor, 'legend'): oldleg = vp.clickedActor.legend
#detect if clickin the same obj
if leg and isinstance(leg, str) and len(leg) and oldleg != leg:
try:
indx = str(vp.getActors().index(clickedActor))
except ValueError:
indx = None
try:
indx = str(vp.actors.index(clickedActor))
except ValueError:
indx = None
try:
rgb = list(clickedActor.GetProperty().GetColor())
cn = colors.getColorName(rgb)
if cn == 'white': cn = ''
else: cn = '(' + cn + '),'
except:
cn = ''
if indx and isinstance(clickedActor, vtk.vtkAssembly):
colors.printc(
('-> assembly', indx + ':', clickedActor.legend, cn),
end=' ')
elif indx:
colors.printc(('-> actor', indx + ':', leg, cn), end=' ')
if not clickedActorIsAssembly:
n = clickedActor.GetMapper().GetInput().GetNumberOfPoints()
else:
n = vp.getActors(clickedActor)[0].GetMapper().GetInput(
).GetNumberOfPoints()
colors.printc('N=' + str(n), end='')
px, py, pz = vp.picked3d
px, py, pz = str(round(px, 1)), str(round(py,
1)), str(round(pz, 1))
colors.printc(', p=(' + px + ',' + py + ',' + pz + ')')
vp.clickedActor = clickedActor
vp.clickedRenderer = clickedr
#!/usr/bin/env python
#
# Generate a list of N colors starting from color1 to color2 in RGB or HSV space
from __future__ import print_function
from vtkplotter.colors import makePalette, getColorName
cols = makePalette('red', 'blue', 10, hsv=True)
for c in cols:
print('rgb =', c, ' closest color is:', getColorName(c))
def printvtkactor(actor, tab=''):
poly = actor.polydata()
pro = actor.GetProperty()
pos = actor.GetPosition()
bnds = actor.GetBounds()
col = pro.GetColor()
colr = to_precision(col[0], 3)
colg = to_precision(col[1], 3)
colb = to_precision(col[2], 3)
alpha = pro.GetOpacity()
npt = poly.GetNumberOfPoints()
ncl = poly.GetNumberOfCells()
print(tab, end='')
colors.printc('vtkActor', c='g', bold=1, invert=1, dim=1, end=' ')
if hasattr(actor, 'legend') and actor.legend:
colors.printc('legend: ', c='g', bold=1, end='')
colors.printc(actor.legend, c='g', bold=0)
else:
print()
if hasattr(actor, 'filename'):
colors.printc(tab+' file: ', c='g', bold=1, end='')
colors.printc(actor.filename, c='g', bold=0)
colors.printc(tab+' color: ', c='g', bold=1, end='')
if actor.GetMapper().GetScalarVisibility():
colors.printc('defined by point or cell data', c='g', bold=0)
else:
colors.printc(colors.getColorName(col) + ', rgb=('+colr+', '
+ colg+', '+colb+'), alpha='+str(alpha), c='g', bold=0)
if actor.GetBackfaceProperty():
bcol = actor.GetBackfaceProperty().GetDiffuseColor()
bcolr = to_precision(bcol[0], 3)
bcolg = to_precision(bcol[1], 3)
bcolb = to_precision(bcol[2], 3)
colors.printc(tab+' back color: ', c='g', bold=1, end='')
colors.printc(colors.getColorName(bcol) + ', rgb=('+bcolr+', '
+ bcolg+', ' + bcolb+')', c='g', bold=0)
colors.printc(tab+' points: ', c='g', bold=1, end='')
colors.printc(npt, c='g', bold=0)
colors.printc(tab+' cells: ', c='g', bold=1, end='')
colors.printc(ncl, c='g', bold=0)
colors.printc(tab+' position: ', c='g', bold=1, end='')
colors.printc(pos, c='g', bold=0)
colors.printc(tab+' c. of mass: ', c='g', bold=1, end='')
colors.printc(actor.centerOfMass(), c='g', bold=0)
colors.printc(tab+' ave. size: ', c='g', bold=1, end='')
colors.printc(to_precision(actor.averageSize(), 4), c='g', bold=0)
colors.printc(tab+' diag. size: ', c='g', bold=1, end='')
colors.printc(actor.diagonalSize(), c='g', bold=0)
#colors.printc(' clicked point:', obj.picked3d, bold=0, c='c')
colors.printc(tab+' bounds: ', c='g', bold=1, end='')
bx1, bx2 = to_precision(bnds[0], 3), to_precision(bnds[1], 3)
colors.printc('x=('+bx1+', '+bx2+')', c='g', bold=0, end='')
by1, by2 = to_precision(bnds[2], 3), to_precision(bnds[3], 3)
colors.printc(' y=('+by1+', '+by2+')', c='g', bold=0, end='')
bz1, bz2 = to_precision(bnds[4], 3), to_precision(bnds[5], 3)
colors.printc(' z=('+bz1+', '+bz2+')', c='g', bold=0)
colors.printc(tab+' area: ', c='g', bold=1, end='')
colors.printc(to_precision(actor.area(), 8), c='g', bold=0)
colors.printc(tab+' volume: ', c='g', bold=1, end='')
colors.printc(to_precision(actor.volume(), 8), c='g', bold=0)
arrtypes = dict()
arrtypes[vtk.VTK_UNSIGNED_CHAR] = 'VTK_UNSIGNED_CHAR'
arrtypes[vtk.VTK_UNSIGNED_INT] = 'VTK_UNSIGNED_INT'
arrtypes[vtk.VTK_FLOAT] = 'VTK_FLOAT'
arrtypes[vtk.VTK_DOUBLE] = 'VTK_DOUBLE'
if poly.GetPointData():
ptdata = poly.GetPointData()
for i in range(ptdata.GetNumberOfArrays()):
name = ptdata.GetArrayName(i)
if name:
colors.printc(tab+' point data: ',
c='g', bold=1, end='')
try:
tt = arrtypes[ptdata.GetArray(i).GetDataType()]
colors.printc('name='+name, 'type='+tt, c='g', bold=0)
except:
tt = ptdata.GetArray(i).GetDataType()
colors.printc('name='+name, 'type=', tt, c='g', bold=0)
if poly.GetCellData():
cldata = poly.GetCellData()
for i in range(cldata.GetNumberOfArrays()):
name = cldata.GetArrayName(i)
if name:
colors.printc(tab+' cell data: ',
c='g', bold=1, end='')
try:
tt = arrtypes[cldata.GetArray(i).GetDataType()]
colors.printc('name='+name, 'type='+tt, c='g', bold=0)
except:
tt = cldata.GetArray(i).GetDataType()
colors.printc('name='+name, 'type=', tt, c='g', bold=0)
def printvtkactor(actor, tab=""):
if not actor.GetPickable():
return
if hasattr(actor, "polydata"):
poly = actor.polydata()
else:
poly = actor.GetMapper().GetInput()
pro = actor.GetProperty()
pos = actor.GetPosition()
bnds = actor.GetBounds()
col = pro.GetColor()
colr = precision(col[0], 3)
colg = precision(col[1], 3)
colb = precision(col[2], 3)
alpha = pro.GetOpacity()
npt = poly.GetNumberOfPoints()
ncl = poly.GetNumberOfCells()
print(tab, end="")
colors.printc("vtkActor", c="g", bold=1, invert=1, dim=1, end=" ")
if hasattr(actor, "_legend") and actor._legend:
colors.printc("legend: ", c="g", bold=1, end="")
colors.printc(actor._legend, c="g", bold=0)
else:
print()
if hasattr(actor, "filename") and actor.filename:
colors.printc(tab + " file: ", c="g", bold=1, end="")
colors.printc(actor.filename, c="g", bold=0)
colors.printc(tab + " color: ", c="g", bold=1, end="")
if actor.GetMapper().GetScalarVisibility():
colors.printc("defined by point or cell data", c="g", bold=0)
else:
colors.printc(colors.getColorName(col) + ', rgb=(' + colr + ', ' +
colg + ', ' + colb + '), alpha=' + str(alpha),
c='g',
bold=0)
if actor.GetBackfaceProperty():
bcol = actor.GetBackfaceProperty().GetDiffuseColor()
bcolr = precision(bcol[0], 3)
bcolg = precision(bcol[1], 3)
bcolb = precision(bcol[2], 3)
colors.printc(tab + ' back color: ', c='g', bold=1, end='')
colors.printc(colors.getColorName(bcol) + ', rgb=(' + bcolr +
', ' + bcolg + ', ' + bcolb + ')',
c='g',
bold=0)
colors.printc(tab + " points: ", c="g", bold=1, end="")
colors.printc(npt, c="g", bold=0)
colors.printc(tab + " cells: ", c="g", bold=1, end="")
colors.printc(ncl, c="g", bold=0)
colors.printc(tab + " position: ", c="g", bold=1, end="")
colors.printc(pos, c="g", bold=0)
if hasattr(actor, "polydata"):
colors.printc(tab + " c. of mass: ", c="g", bold=1, end="")
colors.printc(actor.centerOfMass(), c="g", bold=0)
colors.printc(tab + " ave. size: ", c="g", bold=1, end="")
colors.printc(precision(actor.averageSize(), 4), c="g", bold=0)
colors.printc(tab + " diag. size: ", c="g", bold=1, end="")
colors.printc(actor.diagonalSize(), c="g", bold=0)
colors.printc(tab + " area: ", c="g", bold=1, end="")
colors.printc(precision(actor.area(), 8), c="g", bold=0)
colors.printc(tab + " volume: ", c="g", bold=1, end="")
colors.printc(precision(actor.volume(), 8), c="g", bold=0)
colors.printc(tab + " bounds: ", c="g", bold=1, end="")
bx1, bx2 = precision(bnds[0], 3), precision(bnds[1], 3)
colors.printc("x=(" + bx1 + ", " + bx2 + ")", c="g", bold=0, end="")
by1, by2 = precision(bnds[2], 3), precision(bnds[3], 3)
colors.printc(" y=(" + by1 + ", " + by2 + ")", c="g", bold=0, end="")
bz1, bz2 = precision(bnds[4], 3), precision(bnds[5], 3)
colors.printc(" z=(" + bz1 + ", " + bz2 + ")", c="g", bold=0)
arrtypes = dict()
arrtypes[vtk.VTK_UNSIGNED_CHAR] = "UNSIGNED_CHAR"
arrtypes[vtk.VTK_UNSIGNED_INT] = "UNSIGNED_INT"
arrtypes[vtk.VTK_FLOAT] = "FLOAT"
arrtypes[vtk.VTK_DOUBLE] = "DOUBLE"
if poly.GetPointData():
ptdata = poly.GetPointData()
for i in range(ptdata.GetNumberOfArrays()):
name = ptdata.GetArrayName(i)
if name:
colors.printc(tab + " point data: ",
c="g",
bold=1,
end="")
try:
tt = arrtypes[ptdata.GetArray(i).GetDataType()]
except:
tt = ptdata.GetArray(i).GetDataType()
colors.printc("name=" + name,
"type=" + tt,
c="g",
bold=0,
end="")
colors.printc(" range:",
ptdata.GetArray(i).GetRange(),
c="g",
bold=0)
if poly.GetCellData():
cldata = poly.GetCellData()
for i in range(cldata.GetNumberOfArrays()):
name = cldata.GetArrayName(i)
if name:
colors.printc(tab + " cell data: ",
c="g",
bold=1,
end="")
try:
tt = arrtypes[cldata.GetArray(i).GetDataType()]
except:
tt = cldata.GetArray(i).GetDataType()
colors.printc("name=" + name,
"type=" + tt,
c="g",
bold=0,
end="")
colors.printc(" range:",
cldata.GetArray(i).GetRange(),
c="g",
bold=0)
