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69 lines
2.2 KiB
C
69 lines
2.2 KiB
C
3 weeks ago
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/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkOpenGLLightingPainter.h
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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/**
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* @class vtkOpenGLLightingPainter
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* @brief painter that manages lighting.
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*
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* This painter manages lighting.
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* Ligting is disabled when rendering points/lines and no normals are present
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* or rendering Polygons/TStrips and representation is points and no normals
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* are present.
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*/
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#ifndef vtkOpenGLLightingPainter_h
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#define vtkOpenGLLightingPainter_h
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#include "vtkRenderingOpenGLModule.h" // For export macro
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#include "vtkLightingPainter.h"
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class vtkWindow;
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class VTKRENDERINGOPENGL_EXPORT vtkOpenGLLightingPainter : public vtkLightingPainter
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{
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public:
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static vtkOpenGLLightingPainter* New();
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vtkTypeMacro(vtkOpenGLLightingPainter, vtkLightingPainter);
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void PrintSelf(ostream& os, vtkIndent indent);
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/**
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* This painter overrides GetTimeToDraw() to never pass the request to the
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* delegate. This is done since this class may propagate a single render
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* request multiple times to the delegate. In that case the time accumulation
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* responsibility is borne by the painter causing the multiple rendering
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* requests i.e. this painter itself.
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*/
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virtual double GetTimeToDraw()
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{ return this->TimeToDraw; }
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protected:
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vtkOpenGLLightingPainter();
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~vtkOpenGLLightingPainter();
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/**
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* Setups lighting state before calling render on delegate
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* painter.
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*/
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virtual void RenderInternal(vtkRenderer *renderer,
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vtkActor *actor,
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unsigned long typeflags,
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bool forceCompileOnly);
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private:
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vtkOpenGLLightingPainter(const vtkOpenGLLightingPainter&) VTK_DELETE_FUNCTION;
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void operator=(const vtkOpenGLLightingPainter&) VTK_DELETE_FUNCTION;
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};
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#endif
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