-
Notifications
You must be signed in to change notification settings - Fork 1
/
src.py
180 lines (125 loc) · 3.92 KB
/
src.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
import vtk
filename = 'teapot.stl'
reader = vtk.vtkSTLReader()
reader.SetFileName(filename)
mapper = vtk.vtkPolyDataMapper()
mapper.SetInputConnection(reader.GetOutputPort())
actor = vtk.vtkActor()
actor.SetMapper(mapper)
#Computation of normals
normals = vtk.vtkPolyDataNormals()
normals.SetInputConnection(reader.GetOutputPort())
# Set object properties
prop = actor.GetProperty()
prop.SetInterpolationToPhong() # Set shading to Phong
prop.ShadingOn()
prop.SetDiffuse(0.8) # 0.8
prop.SetAmbient(0.3) # 0.3
prop.SetSpecular(1.0) # 1.0
# Define light
light = vtk.vtkLight ()
light.SetLightTypeToSceneLight()
light.SetAmbientColor(1, 1, 1)
light.SetDiffuseColor(1, 1, 1)
light.SetSpecularColor(1, 1, 1)
light.SetPosition(-100, 100, 25)
light.SetFocalPoint(0,0,0)
light.SetIntensity(0.8)
# Create a rendering window and renderer
ren = vtk.vtkRenderer()
# Add the light to the renderer
ren.AddLight(light)
# Assign actor to the renderer
ren.AddActor(actor)
##################
reader2 = vtk.vtkSTLReader()
reader2.SetFileName(filename)
mapper2 = vtk.vtkPolyDataMapper()
mapper2.SetInputConnection(reader2.GetOutputPort())
actor2 = vtk.vtkActor()
actor2.SetMapper(mapper2)
#Computation of normals
normals2 = vtk.vtkPolyDataNormals()
normals2.SetInputConnection(reader2.GetOutputPort())
# Set object properties
prop2 = actor2.GetProperty()
prop2.SetInterpolationToFlat() # Set shading to Flat
prop2.ShadingOn()
prop2.SetDiffuse(0.8) # 0.8
prop2.SetAmbient(0.3) # 0.3
prop2.SetSpecular(1.0) # 1.0
# Define light
light2 = vtk.vtkLight ()
light2.SetLightTypeToSceneLight()
light2.SetAmbientColor(1, 1, 1)
light2.SetDiffuseColor(1, 1, 1)
light2.SetSpecularColor(1, 1, 1)
light2.SetPosition(-100, 100, 25)
light2.SetFocalPoint(0,0,0)
light2.SetIntensity(0.8)
# Create a rendering window and renderer
ren2 = vtk.vtkRenderer()
# Add the light to the renderer
ren2.AddLight(light2)
# Assign actor to the renderer
ren2.AddActor(actor2)
#########################################
reader3 = vtk.vtkSTLReader()
reader3.SetFileName(filename)
mapper3 = vtk.vtkPolyDataMapper()
mapper3.SetInputConnection(reader.GetOutputPort())
actor3 = vtk.vtkActor()
actor3.SetMapper(mapper3)
#Computation of normals
normals3 = vtk.vtkPolyDataNormals()
normals3.SetInputConnection(reader.GetOutputPort())
# Set object properties
prop3 = actor3.GetProperty()
prop3.SetRepresentationToWireframe() #to get the representation in WireFramework
# Create a rendering window and renderer
ren3 = vtk.vtkRenderer()
# Assign actor to the renderer
ren3.AddActor(actor3)
##############################################################
reader4 = vtk.vtkSTLReader()
reader4.SetFileName(filename)
mapper4 = vtk.vtkPolyDataMapper()
mapper4.SetInputConnection(reader2.GetOutputPort())
actor4 = vtk.vtkActor()
actor4.SetMapper(mapper4)
#Computation of normals
normals4 = vtk.vtkPolyDataNormals()
normals4.SetInputConnection(reader4.GetOutputPort())
# Set object properties
prop4 = actor4.GetProperty()
prop4.ShadingOn()
prop4.SetRepresentationToPoints() #Set the representation to points
# Create a rendering window and renderer
ren4 = vtk.vtkRenderer()
# Assign actor to the renderer
ren4.AddActor(actor4)
ren.SetViewport(0,0,0.5,0.5) #Flat Shading (PORT 1)
ren4.SetViewport(0.5,0.5,1,1) #Point Representation (PORT 2)
ren2.SetViewport(0,0.5,0.5,1) #Phong Shading (PORT 3)
ren3.SetViewport(0.5,0,1,0.5) #Wireframe representation (PORT 4)
renWin = vtk.vtkRenderWindow()
renWin.AddRenderer(ren)
renWin.AddRenderer(ren2)
renWin.AddRenderer(ren3)
renWin.AddRenderer(ren4)
renWin.Render()
# Create a renderwindowinteractor
iren = vtk.vtkRenderWindowInteractor()
iren.SetRenderWindow(renWin)
#converting to jpeg file format
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(renWin)
w2if.Update()
writer = vtk.vtkJPEGWriter()
writer.SetFileName("assignment1.jpeg")
writer.SetInputConnection(w2if.GetOutputPort())
writer.Write()
# Enable user interface interactor
iren.Initialize()
#renWin.Render()
iren.Start()