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#!/usr/bin/env python
# -*- coding: utf-8 -*-
from vtkmodules.vtkCommonCore import (
vtkLookupTable,
vtkMath,
)
from vtkmodules.vtkCommonColor import vtkNamedColors
from vtkmodules.vtkFiltersSources import vtkPlatonicSolidSource
from vtkmodules.vtkRenderingCore import (
vtkActor,
vtkPolyDataMapper,
vtkRenderWindow,
vtkRenderWindowInteractor,
vtkRenderer,
)
import vtkmodules.vtkInteractionStyle
import vtkmodules.vtkRenderingFreeType
import vtkmodules.vtkRenderingOpenGL2
import vtkmodules.test.Testing
from vtkmodules.util.misc import vtkGetDataRoot
VTK_DATA_ROOT = vtkGetDataRoot()
class TestPlatonicSolids(vtkmodules.test.Testing.vtkTest):
class Colors(object):
'''
Provides some wrappers for using color names.
'''
def __init__(self):
'''
Define a single instance of the NamedColors class here.
'''
self.namedColors = vtkNamedColors()
def GetRGBColor(self, colorName):
'''
Return the red, green and blue components for a
color as doubles.
'''
rgb = [0.0, 0.0, 0.0] # black
self.namedColors.GetColorRGB(colorName, rgb)
return rgb
def GetRGBAColor(self, colorName):
'''
Return the red, green, blue and alpha
components for a color as doubles.
'''
rgba = [0.0, 0.0, 0.0, 1.0] # black
self.namedColors.GetColor(colorName, rgba)
return rgba
def testPlatonicSolids(self):
# Create five instances of vtkPlatonicSolidSource
# corresponding to each of the five Platonic solids.
#
tet = vtkPlatonicSolidSource()
tet.SetSolidTypeToTetrahedron()
tetMapper = vtkPolyDataMapper()
tetMapper.SetInputConnection(tet.GetOutputPort())
tetActor = vtkActor()
tetActor.SetMapper(tetMapper)
cube = vtkPlatonicSolidSource()
cube.SetSolidTypeToCube()
cubeMapper = vtkPolyDataMapper()
cubeMapper.SetInputConnection(cube.GetOutputPort())
cubeActor = vtkActor()
cubeActor.SetMapper(cubeMapper)
cubeActor.AddPosition(2.0, 0, 0)
oct = vtkPlatonicSolidSource()
oct.SetSolidTypeToOctahedron()
octMapper = vtkPolyDataMapper()
octMapper.SetInputConnection(oct.GetOutputPort())
octActor = vtkActor()
octActor.SetMapper(octMapper)
octActor.AddPosition(4.0, 0, 0)
icosa = vtkPlatonicSolidSource()
icosa.SetSolidTypeToIcosahedron()
icosaMapper = vtkPolyDataMapper()
icosaMapper.SetInputConnection(icosa.GetOutputPort())
icosaActor = vtkActor()
icosaActor.SetMapper(icosaMapper)
icosaActor.AddPosition(6.0, 0, 0)
dode = vtkPlatonicSolidSource()
dode.SetSolidTypeToDodecahedron()
dodeMapper = vtkPolyDataMapper()
dodeMapper.SetInputConnection(dode.GetOutputPort())
dodeActor = vtkActor()
dodeActor.SetMapper(dodeMapper)
dodeActor.AddPosition(8.0, 0, 0)
# Create rendering stuff
#
ren = vtkRenderer()
renWin = vtkRenderWindow()
renWin.AddRenderer(ren)
# Add the actors to the renderer, set the background and size
#
ren.AddActor(tetActor)
ren.AddActor(cubeActor)
ren.AddActor(octActor)
ren.AddActor(icosaActor)
ren.AddActor(dodeActor)
colors = self.Colors()
# Create a lookup table with colors for each face
#
math = vtkMath()
lut = vtkLookupTable()
lut.SetNumberOfColors(20)
lut.Build()
lut.SetTableValue(0, colors.GetRGBAColor("red"))
lut.SetTableValue(1, colors.GetRGBAColor("lime"))
lut.SetTableValue(2, colors.GetRGBAColor("yellow"))
lut.SetTableValue(3, colors.GetRGBAColor("blue"))
lut.SetTableValue(4, colors.GetRGBAColor("magenta"))
lut.SetTableValue(5, colors.GetRGBAColor("cyan"))
lut.SetTableValue(6, colors.GetRGBAColor("spring_green"))
lut.SetTableValue(7, colors.GetRGBAColor("lavender"))
lut.SetTableValue(8, colors.GetRGBAColor("mint_cream"))
lut.SetTableValue(9, colors.GetRGBAColor("violet"))
lut.SetTableValue(10, colors.GetRGBAColor("ivory_black"))
lut.SetTableValue(11, colors.GetRGBAColor("coral"))
lut.SetTableValue(12, colors.GetRGBAColor("pink"))
lut.SetTableValue(13, colors.GetRGBAColor("salmon"))
lut.SetTableValue(14, colors.GetRGBAColor("sepia"))
lut.SetTableValue(15, colors.GetRGBAColor("carrot"))
lut.SetTableValue(16, colors.GetRGBAColor("gold"))
lut.SetTableValue(17, colors.GetRGBAColor("forest_green"))
lut.SetTableValue(18, colors.GetRGBAColor("turquoise"))
lut.SetTableValue(19, colors.GetRGBAColor("plum"))
lut.SetTableRange(0, 19)
tetMapper.SetLookupTable(lut)
tetMapper.SetScalarRange(0, 19)
cubeMapper.SetLookupTable(lut)
cubeMapper.SetScalarRange(0, 19)
octMapper.SetLookupTable(lut)
octMapper.SetScalarRange(0, 19)
icosaMapper.SetLookupTable(lut)
icosaMapper.SetScalarRange(0, 19)
dodeMapper.SetLookupTable(lut)
dodeMapper.SetScalarRange(0, 19)
cam = ren.GetActiveCamera()
cam.SetPosition(3.89696, 7.20771, 1.44123)
cam.SetFocalPoint(3.96132, 0, 0)
cam.SetViewUp(-0.0079335, 0.196002, -0.980571)
cam.SetClippingRange(5.42814, 9.78848)
ren.SetBackground(colors.GetRGBColor("black"))
renWin.SetSize(400, 150)
# render and interact with data
iRen = vtkRenderWindowInteractor()
iRen.SetRenderWindow(renWin);
renWin.Render()
img_file = "TestPlatonicSolids.png"
vtkmodules.test.Testing.compareImage(iRen.GetRenderWindow(), vtkmodules.test.Testing.getAbsImagePath(img_file))
vtkmodules.test.Testing.interact()
if __name__ == "__main__":
vtkmodules.test.Testing.main([(TestPlatonicSolids, 'test')])
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