VTK  9.2.6
vtkLightRepresentation.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkLightRepresentation.h
5
6 Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7 All rights reserved.
8 See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9
10 This software is distributed WITHOUT ANY WARRANTY; without even
11 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12 PURPOSE. See the above copyright notice for more information.
13
14=========================================================================*/
30
31#ifndef vtkLightRepresentation_h
32#define vtkLightRepresentation_h
33
34#include "vtkInteractionWidgetsModule.h" // For export macro
35#include "vtkNew.h" // Needed for vtkNew
37
38class vtkActor;
39class vtkBox;
40class vtkCellPicker;
41class vtkConeSource;
42class vtkLineSource;
45class vtkProperty;
46class vtkSphereSource;
47
48class VTKINTERACTIONWIDGETS_EXPORT vtkLightRepresentation : public vtkWidgetRepresentation
49{
50public:
53 void PrintSelf(ostream& os, vtkIndent indent) override;
54
56
59 vtkSetMacro(Positional, bool);
60 vtkGetMacro(Positional, bool);
61 vtkBooleanMacro(Positional, bool);
63
65
68 void SetLightPosition(double pos[3]);
69 vtkGetVector3Macro(LightPosition, double);
71
73
76 void SetFocalPoint(double pos[3]);
77 vtkGetVector3Macro(FocalPoint, double);
79
81
85 void SetConeAngle(double angle);
86 vtkGetMacro(ConeAngle, double);
88
90
93 void SetLightColor(double* color);
96
100 enum
101 {
107 };
108
110
119 vtkSetClampMacro(InteractionState, int, Outside, ScalingConeAngle);
121
123
126 vtkGetObjectMacro(Property, vtkProperty);
128
130
133 void BuildRepresentation() override;
134 int ComputeInteractionState(int X, int Y, int modify = 0) override;
135 void StartWidgetInteraction(double eventPosition[2]) override;
136 void WidgetInteraction(double eventPosition[2]) override;
137 double* GetBounds() override;
139
141
145 int RenderOpaqueGeometry(vtkViewport* viewport) override;
148
149protected:
152
153 virtual void SizeHandles();
154 virtual void UpdateSources();
155 virtual void ScaleConeAngle(double* pickPoint, double* lastPickPoint);
156
161 double LastEventPosition[3] = { 0, 0, 0 };
162
163 // the Sphere
168
169 // the Cone
174
175 // the Line
180
181 double LightPosition[3] = { 0, 0, 1 };
182 double FocalPoint[3] = { 0, 0, 0 };
183 double ConeAngle = 30;
184 bool Positional = false;
185
186private:
188 void operator=(const vtkLightRepresentation&) = delete;
189};
190
191#endif
represents an object (geometry & properties) in a rendered scene
Definition vtkActor.h:52
implicit function for a bounding box
Definition vtkBox.h:42
ray-cast cell picker for all kinds of Prop3Ds
generate polygonal cone
a simple class to control print indentation
Definition vtkIndent.h:40
virtual void ScaleConeAngle(double *pickPoint, double *lastPickPoint)
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
double * GetLightColor()
Set/Get the light color.
int ComputeInteractionState(int X, int Y, int modify=0) override
Method to satisfy superclasses' API.
vtkNew< vtkPolyDataMapper > ConeMapper
vtkNew< vtkPolyDataMapper > SphereMapper
void BuildRepresentation() override
Method to satisfy superclasses' API.
void SetConeAngle(double angle)
Set/Get the cone angle, in degrees, for the light.
void SetFocalPoint(double pos[3])
Set/Get the coordinates of the focal point of the light representation.
vtkNew< vtkCellPicker > LinePicker
vtkNew< vtkCellPicker > SpherePicker
vtkNew< vtkCellPicker > ConePicker
static vtkLightRepresentation * New()
void SetLightPosition(double pos[3])
Set/Get the coordinates of the position of the light representation.
void ReleaseGraphicsResources(vtkWindow *w) override
Methods required by vtkProp superclass.
vtkNew< vtkConeSource > Cone
void SetLightColor(double *color)
Set/Get the light color.
virtual void SizeHandles()
double * GetBounds() override
Method to satisfy superclasses' API.
void WidgetInteraction(double eventPosition[2]) override
Method to satisfy superclasses' API.
vtkNew< vtkPolyDataMapper > LineMapper
void StartWidgetInteraction(double eventPosition[2]) override
Method to satisfy superclasses' API.
virtual void UpdateSources()
int RenderOpaqueGeometry(vtkViewport *viewport) override
Methods required by vtkProp superclass.
vtkNew< vtkLineSource > Line
vtkNew< vtkProperty > Property
~vtkLightRepresentation() override
vtkNew< vtkSphereSource > Sphere
int RenderTranslucentPolygonalGeometry(vtkViewport *viewport) override
Methods required by vtkProp superclass.
create a line defined by two end points
Allocate and hold a VTK object.
Definition vtkNew.h:62
represent the position of a point in 3D space
map vtkPolyData to graphics primitives
represent surface properties of a geometric object
Definition vtkProperty.h:68
create a polygonal sphere centered at the origin
abstract specification for Viewports
Definition vtkViewport.h:56
window superclass for vtkRenderWindow
Definition vtkWindow.h:39
#define VTK_SIZEHINT(...)