create a polygonal sphere centered at the origin
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#include <vtkSphereSource.h>
create a polygonal sphere centered at the origin
vtkSphereSource creates a sphere (represented by polygons) of specified radius centered at the origin. The resolution (polygonal discretization) in both the latitude (phi) and longitude (theta) directions can be specified. It also is possible to create partial spheres by specifying maximum phi and theta angles. By default, the surface tessellation of the sphere uses triangles; however you can set LatLongTessellation to produce a tessellation using quadrilaterals.
- Warning
- Resolution means the number of latitude or longitude lines for a complete sphere. If you create partial spheres the number of latitude/longitude lines may be off by one.
- Examples:
- vtkSphereSource (Examples)
- Tests:
- vtkSphereSource (Tests)
Definition at line 45 of file vtkSphereSource.h.
vtkSphereSource::vtkSphereSource |
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int |
res = 8 | ) |
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vtkSphereSource::~vtkSphereSource |
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inlineprotected |
static int vtkSphereSource::IsTypeOf |
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const char * |
type | ) |
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static |
virtual int vtkSphereSource::IsA |
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const char * |
type | ) |
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virtual |
virtual vtkObjectBase* vtkSphereSource::NewInstanceInternal |
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const |
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void vtkSphereSource::PrintSelf |
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ostream & |
os, |
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vtkIndent |
indent |
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) |
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Construct sphere with radius=0.5 and default resolution 8 in both Phi and Theta directions. Theta ranges from (0,360) and phi (0,180) degrees.
virtual void vtkSphereSource::SetRadius |
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double |
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virtual |
Set radius of sphere. Default is .5.
virtual double vtkSphereSource::GetRadius |
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Set radius of sphere. Default is .5.
virtual void vtkSphereSource::SetCenter |
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double |
, |
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double |
, |
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double |
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) |
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Set the center of the sphere. Default is 0,0,0.
virtual void vtkSphereSource::SetCenter |
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double |
[3] | ) |
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Set the center of the sphere. Default is 0,0,0.
virtual double* vtkSphereSource::GetCenter |
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Set the center of the sphere. Default is 0,0,0.
virtual void vtkSphereSource::GetCenter |
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double |
data[3] | ) |
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Set the center of the sphere. Default is 0,0,0.
virtual void vtkSphereSource::SetThetaResolution |
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int |
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Set the number of points in the longitude direction (ranging from StartTheta to EndTheta).
virtual int vtkSphereSource::GetThetaResolution |
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Set the number of points in the longitude direction (ranging from StartTheta to EndTheta).
virtual void vtkSphereSource::SetPhiResolution |
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int |
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Set the number of points in the latitude direction (ranging from StartPhi to EndPhi).
virtual int vtkSphereSource::GetPhiResolution |
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Set the number of points in the latitude direction (ranging from StartPhi to EndPhi).
virtual void vtkSphereSource::SetStartTheta |
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double |
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virtual |
Set the starting longitude angle. By default StartTheta=0 degrees.
virtual double vtkSphereSource::GetStartTheta |
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Set the starting longitude angle. By default StartTheta=0 degrees.
virtual void vtkSphereSource::SetEndTheta |
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double |
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Set the ending longitude angle. By default EndTheta=360 degrees.
virtual double vtkSphereSource::GetEndTheta |
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Set the ending longitude angle. By default EndTheta=360 degrees.
virtual void vtkSphereSource::SetStartPhi |
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double |
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Set the starting latitude angle (0 is at north pole). By default StartPhi=0 degrees.
virtual double vtkSphereSource::GetStartPhi |
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Set the starting latitude angle (0 is at north pole). By default StartPhi=0 degrees.
virtual void vtkSphereSource::SetEndPhi |
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double |
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Set the ending latitude angle. By default EndPhi=180 degrees.
virtual double vtkSphereSource::GetEndPhi |
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Set the ending latitude angle. By default EndPhi=180 degrees.
virtual void vtkSphereSource::SetLatLongTessellation |
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int |
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virtual |
Cause the sphere to be tessellated with edges along the latitude and longitude lines. If off, triangles are generated at non-polar regions, which results in edges that are not parallel to latitude and longitude lines. If on, quadrilaterals are generated everywhere except at the poles. This can be useful for generating a wireframe sphere with natural latitude and longitude lines.
virtual int vtkSphereSource::GetLatLongTessellation |
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Cause the sphere to be tessellated with edges along the latitude and longitude lines. If off, triangles are generated at non-polar regions, which results in edges that are not parallel to latitude and longitude lines. If on, quadrilaterals are generated everywhere except at the poles. This can be useful for generating a wireframe sphere with natural latitude and longitude lines.
virtual void vtkSphereSource::LatLongTessellationOn |
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Cause the sphere to be tessellated with edges along the latitude and longitude lines. If off, triangles are generated at non-polar regions, which results in edges that are not parallel to latitude and longitude lines. If on, quadrilaterals are generated everywhere except at the poles. This can be useful for generating a wireframe sphere with natural latitude and longitude lines.
virtual void vtkSphereSource::LatLongTessellationOff |
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virtual |
Cause the sphere to be tessellated with edges along the latitude and longitude lines. If off, triangles are generated at non-polar regions, which results in edges that are not parallel to latitude and longitude lines. If on, quadrilaterals are generated everywhere except at the poles. This can be useful for generating a wireframe sphere with natural latitude and longitude lines.
int vtkSphereSource::RequestData |
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vtkInformation * |
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vtkInformationVector ** |
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vtkInformationVector * |
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int vtkSphereSource::RequestInformation |
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vtkInformation * |
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vtkInformationVector ** |
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vtkInformationVector * |
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) |
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double vtkSphereSource::Radius |
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double vtkSphereSource::Center[3] |
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int vtkSphereSource::ThetaResolution |
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int vtkSphereSource::PhiResolution |
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double vtkSphereSource::StartTheta |
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double vtkSphereSource::EndTheta |
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double vtkSphereSource::StartPhi |
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double vtkSphereSource::EndPhi |
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int vtkSphereSource::LatLongTessellation |
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protected |
The documentation for this class was generated from the following file: