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294 lines
6.6 KiB
294 lines
6.6 KiB
2 years ago
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package require vtk
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# this test covers a lot of the code in vtkAbstractTransform that
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# is not covered elsewhere
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# create a rendering window
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vtkRenderWindow renWin
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renWin SetSize 600 300
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# set up first set of polydata
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vtkPlaneSource p1
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p1 SetOrigin 0.5 0.508 -0.5
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p1 SetPoint1 -0.5 0.508 -0.5
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p1 SetPoint2 0.5 0.508 0.5
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p1 SetXResolution 5
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p1 SetYResolution 5
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vtkPlaneSource p2
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p2 SetOrigin -0.508 0.5 -0.5
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p2 SetPoint1 -0.508 -0.5 -0.5
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p2 SetPoint2 -0.508 0.5 0.5
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p2 SetXResolution 5
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p2 SetYResolution 5
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vtkPlaneSource p3
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p3 SetOrigin -0.5 -0.508 -0.5
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p3 SetPoint1 0.5 -0.508 -0.5
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p3 SetPoint2 -0.5 -0.508 0.5
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p3 SetXResolution 5
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p3 SetYResolution 5
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vtkPlaneSource p4
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p4 SetOrigin 0.508 -0.5 -0.5
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p4 SetPoint1 0.508 0.5 -0.5
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p4 SetPoint2 0.508 -0.5 0.5
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p4 SetXResolution 5
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p4 SetYResolution 5
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vtkPlaneSource p5
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p5 SetOrigin 0.5 0.5 -0.508
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p5 SetPoint1 0.5 -0.5 -0.508
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p5 SetPoint2 -0.5 0.5 -0.508
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p5 SetXResolution 5
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p5 SetYResolution 5
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vtkPlaneSource p6
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p6 SetOrigin 0.5 0.5 0.508
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p6 SetPoint1 -0.5 0.5 0.508
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p6 SetPoint2 0.5 -0.5 0.508
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p6 SetXResolution 5
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p6 SetYResolution 5
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# append together
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vtkAppendPolyData ap
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ap AddInput [p1 GetOutput]
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ap AddInput [p2 GetOutput]
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ap AddInput [p3 GetOutput]
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ap AddInput [p4 GetOutput]
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ap AddInput [p5 GetOutput]
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ap AddInput [p6 GetOutput]
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#--------------------------
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vtkTransform tLinear
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vtkPerspectiveTransform tPerspective
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vtkGeneralTransform tGeneral
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# set up a linear transformation
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tLinear Scale 1.2 1.0 0.8
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tLinear RotateX 30
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tLinear RotateY 10
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tLinear RotateZ 80
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tLinear Translate 0.2 0.3 -0.1
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# set up a perspective transform
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tPerspective SetInput tLinear
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tPerspective SetInput [tLinear GetInverse]
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tPerspective Scale 2 2 2
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# these should cancel
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tPerspective AdjustViewport -0.5 0.5 -0.5 0.5 -1 1 -1 1
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tPerspective AdjustViewport -1 1 -1 1 -0.5 0.5 -0.5 0.5
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# test shear transformation
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tPerspective Shear 0.2 0.3 0.0
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# the following 6 operations cancel out
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tPerspective RotateWXYZ 30 1 1 1
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tPerspective RotateWXYZ -30 1 1 1
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tPerspective Scale 2 2 2
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tPerspective Scale 0.5 0.5 0.5
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tPerspective Translate 10 0.1 0.3
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tPerspective Translate -10 -0.1 -0.3
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tPerspective Concatenate tLinear
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# test push and pop
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tPerspective Push
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tPerspective RotateX 30
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tPerspective RotateY 10
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tPerspective RotateZ 80
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tPerspective Translate 0.1 -0.2 0.0
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# test copy of transforms
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set tNew [tPerspective MakeTransform]
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$tNew DeepCopy tPerspective
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tPerspective Pop
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# test general transform
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tGeneral SetInput tLinear
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tGeneral SetInput tPerspective
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tGeneral PostMultiply
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tGeneral Concatenate $tNew
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tGeneral Concatenate [$tNew GetInverse]
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tGeneral PreMultiply
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# the following 6 operations cancel out
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tGeneral RotateWXYZ 30 1 1 1
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tGeneral RotateWXYZ -30 1 1 1
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tGeneral Scale 2 2 2
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tGeneral Scale 0.5 0.5 0.5
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tGeneral Translate 10 0.1 0.3
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tGeneral Translate -10 -0.1 -0.3
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#--------------------------
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# identity transform
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vtkTransformPolyDataFilter f11
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f11 SetInputConnection [ap GetOutputPort]
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f11 SetTransform tLinear
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vtkDataSetMapper m11
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m11 SetInputConnection [f11 GetOutputPort]
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vtkActor a11
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a11 SetMapper m11
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[a11 GetProperty] SetColor 1 0 0
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[a11 GetProperty] SetRepresentationToWireframe
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vtkRenderer ren11
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ren11 SetViewport 0.0 0.5 0.25 1.0
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ren11 ResetCamera -0.5 0.5 -0.5 0.5 -1 1
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ren11 AddActor a11
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renWin AddRenderer ren11
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# inverse identity transform
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vtkTransformPolyDataFilter f12
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f12 SetInputConnection [ap GetOutputPort]
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f12 SetTransform [tLinear GetInverse]
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vtkDataSetMapper m12
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m12 SetInputConnection [f12 GetOutputPort]
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vtkActor a12
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a12 SetMapper m12
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[a12 GetProperty] SetColor 0.9 0.9 0
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[a12 GetProperty] SetRepresentationToWireframe
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vtkRenderer ren12
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ren12 SetViewport 0.0 0.0 0.25 0.5
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ren12 ResetCamera -0.5 0.5 -0.5 0.5 -1 1
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ren12 AddActor a12
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renWin AddRenderer ren12
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#--------------------------
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# linear transform
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vtkTransformPolyDataFilter f21
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f21 SetInputConnection [ap GetOutputPort]
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f21 SetTransform tPerspective
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vtkDataSetMapper m21
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m21 SetInputConnection [f21 GetOutputPort]
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vtkActor a21
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a21 SetMapper m21
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[a21 GetProperty] SetColor 1 0 0
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[a21 GetProperty] SetRepresentationToWireframe
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vtkRenderer ren21
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ren21 SetViewport 0.25 0.5 0.50 1.0
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ren21 ResetCamera -0.5 0.5 -0.5 0.5 -1 1
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ren21 AddActor a21
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renWin AddRenderer ren21
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# inverse linear transform
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vtkTransformPolyDataFilter f22
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f22 SetInputConnection [ap GetOutputPort]
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f22 SetTransform [tPerspective GetInverse]
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vtkDataSetMapper m22
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m22 SetInputConnection [f22 GetOutputPort]
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vtkActor a22
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a22 SetMapper m22
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[a22 GetProperty] SetColor 0.9 0.9 0
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[a22 GetProperty] SetRepresentationToWireframe
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vtkRenderer ren22
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ren22 SetViewport 0.25 0.0 0.50 0.5
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ren22 ResetCamera -0.5 0.5 -0.5 0.5 -1 1
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ren22 AddActor a22
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renWin AddRenderer ren22
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#--------------------------
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# perspective transform
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vtkMatrix4x4 matrix
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matrix SetElement 3 0 0.1
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matrix SetElement 3 1 0.2
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matrix SetElement 3 2 0.5
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vtkTransformPolyDataFilter f31
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f31 SetInputConnection [ap GetOutputPort]
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f31 SetTransform $tNew
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vtkDataSetMapper m31
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m31 SetInputConnection [f31 GetOutputPort]
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vtkActor a31
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a31 SetMapper m31
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[a31 GetProperty] SetColor 1 0 0
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[a31 GetProperty] SetRepresentationToWireframe
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vtkRenderer ren31
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ren31 SetViewport 0.50 0.5 0.75 1.0
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ren31 ResetCamera -0.5 0.5 -0.5 0.5 -1 1
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ren31 AddActor a31
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renWin AddRenderer ren31
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# inverse linear transform
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vtkTransformPolyDataFilter f32
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f32 SetInputConnection [ap GetOutputPort]
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f32 SetTransform [$tNew GetInverse]
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vtkDataSetMapper m32
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m32 SetInputConnection [f32 GetOutputPort]
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vtkActor a32
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a32 SetMapper m32
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[a32 GetProperty] SetColor 0.9 0.9 0
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[a32 GetProperty] SetRepresentationToWireframe
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vtkRenderer ren32
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ren32 SetViewport 0.5 0.0 0.75 0.5
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ren32 ResetCamera -0.5 0.5 -0.5 0.5 -1 1
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ren32 AddActor a32
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renWin AddRenderer ren32
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#--------------------------
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# perspective transform concatenation
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vtkTransformPolyDataFilter f41
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f41 SetInputConnection [ap GetOutputPort]
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f41 SetTransform tGeneral
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vtkDataSetMapper m41
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m41 SetInputConnection [f41 GetOutputPort]
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vtkActor a41
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a41 SetMapper m41
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[a41 GetProperty] SetColor 1 0 0
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[a41 GetProperty] SetRepresentationToWireframe
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vtkRenderer ren41
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ren41 SetViewport 0.75 0.5 1.0 1.0
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ren41 ResetCamera -0.5 0.5 -0.5 0.5 -1 1
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ren41 AddActor a41
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renWin AddRenderer ren41
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# inverse linear transform
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vtkTransformPolyDataFilter f42
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f42 SetInputConnection [ap GetOutputPort]
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f42 SetTransform [tGeneral GetInverse]
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vtkDataSetMapper m42
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m42 SetInputConnection [f42 GetOutputPort]
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vtkActor a42
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a42 SetMapper m42
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[a42 GetProperty] SetColor 0.9 0.9 0
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[a42 GetProperty] SetRepresentationToWireframe
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vtkRenderer ren42
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ren42 SetViewport 0.75 0.0 1.0 0.5
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ren42 ResetCamera -0.5 0.5 -0.5 0.5 -1 1
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ren42 AddActor a42
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renWin AddRenderer ren42
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renWin Render
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# free what we did a MakeTransform on
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$tNew UnRegister {}
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