VTK  9.3.20240328
vtkExternalOpenGLRenderer.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
24 #ifndef vtkExternalOpenGLRenderer_h
25 #define vtkExternalOpenGLRenderer_h
26 
27 #include "vtkOpenGLRenderer.h"
28 #include "vtkRenderingExternalModule.h" // For export macro
29 
30 // Forward declarations
31 VTK_ABI_NAMESPACE_BEGIN
32 class vtkLightCollection;
33 class vtkExternalLight;
34 
35 class VTKRENDERINGEXTERNAL_EXPORT vtkExternalOpenGLRenderer : public vtkOpenGLRenderer
36 {
37 public:
40  void PrintSelf(ostream& os, vtkIndent indent) override;
41 
45  void Render() override;
46 
51  vtkCamera* MakeCamera() override;
52 
57 
62 
66  virtual void RemoveAllExternalLights();
67 
74  vtkGetMacro(PreserveGLCameraMatrices, vtkTypeBool);
75  vtkSetMacro(PreserveGLCameraMatrices, vtkTypeBool);
76  vtkBooleanMacro(PreserveGLCameraMatrices, vtkTypeBool);
77 
83  vtkGetMacro(PreserveGLLights, vtkTypeBool);
84  vtkSetMacro(PreserveGLLights, vtkTypeBool);
85  vtkBooleanMacro(PreserveGLLights, vtkTypeBool);
86 
87 protected:
90 
97 
104 
107 
109 
110 private:
112  void operator=(const vtkExternalOpenGLRenderer&) = delete;
113 };
114 
115 VTK_ABI_NAMESPACE_END
116 #endif // vtkExternalOpenGLRenderer_h
a virtual camera for 3D rendering
Definition: vtkCamera.h:150
a virtual light object for tweaking existing lights in an external 3D rendering context
virtual void RemoveExternalLight(vtkExternalLight *)
Remove an external light from the list of external lights.
void SynchronizeGLCameraMatrices()
Copy the current OpenGL GL_MODELVIEW_MATRIX and GL_PROJECTION_MATRIX to the active VTK camera before ...
~vtkExternalOpenGLRenderer() override
virtual void AddExternalLight(vtkExternalLight *)
Add an external light to the list of external lights.
virtual void RemoveAllExternalLights()
Remove all external lights.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkCamera * MakeCamera() override
Create a new Camera sutible for use with this type of Renderer.
void Render() override
Synchronize camera and light parameters.
static vtkExternalOpenGLRenderer * New()
void SynchronizeGLLights()
Query existing GL lights before each render call and tweak them to match the external lights collecti...
a simple class to control print indentation
Definition: vtkIndent.h:108
an ordered list of lights
OpenGL renderer.
int vtkTypeBool
Definition: vtkABI.h:64