VTK
vtkShadowMapPass.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkShadowMapPass.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 =========================================================================*/
44 #ifndef vtkShadowMapPass_h
45 #define vtkShadowMapPass_h
46 
47 #include "vtkRenderingOpenGLModule.h" // For export macro
48 #include "vtkRenderPass.h"
49 
52 class vtkCamera;
53 class vtkLight;
55 class vtkShadowMapPassTextures; // internal
56 class vtkShadowMapPassLightCameras; // internal
57 class vtkShaderProgram2;
58 class vtkImageExport;
59 class vtkTextureObject;
60 class vtkImplicitHalo;
61 class vtkSampleFunction;
63 
64 class VTKRENDERINGOPENGL_EXPORT vtkShadowMapPass : public vtkRenderPass
65 {
66 public:
67  static vtkShadowMapPass *New();
69  void PrintSelf(ostream& os, vtkIndent indent) override;
70 
75  void Render(const vtkRenderState *s) override;
76 
82  void ReleaseGraphicsResources(vtkWindow *w) override;
83 
85 
91  vtkGetObjectMacro(ShadowMapBakerPass,vtkShadowMapBakerPass);
92  virtual void SetShadowMapBakerPass(
93  vtkShadowMapBakerPass *shadowMapBakerPass);
95 
97 
105  vtkGetObjectMacro(OpaquePass,vtkRenderPass);
106  virtual void SetOpaquePass(vtkRenderPass *opaquePass);
108 
109  protected:
114 
118  ~vtkShadowMapPass() override;
119 
123  void BuildSpotLightIntensityMap();
124 
129  void CheckSupport(vtkOpenGLRenderWindow *w);
130 
133 
135 
140 
141  vtkShadowMapPassTextures *ShadowMaps;
142  vtkShadowMapPassLightCameras *LightCameras;
144 
146 
150 
152 
153 private:
154  vtkShadowMapPass(const vtkShadowMapPass&) = delete;
155  void operator=(const vtkShadowMapPass&) = delete;
156 };
157 
158 #endif
OpenGL rendering window.
sample an implicit function over a structured point set
vtkTimeStamp LastRenderTime
vtkShadowMapPassTextures * ShadowMaps
vtkImplicitHalo * Halo
vtkRenderPass * OpaquePass
vtkShadowMapPassLightCameras * LightCameras
vtkRenderPass * CompositeRGBAPass
record modification and/or execution time
Definition: vtkTimeStamp.h:35
vtkImageExport * IntensityExporter
implicit function for an halo
Export VTK images to third-party systems.
window superclass for vtkRenderWindow
Definition: vtkWindow.h:37
vtkSampleFunction * IntensitySource
Context in which a vtkRenderPass will render.
vtkShadowMapBakerPass * ShadowMapBakerPass
a simple class to control print indentation
Definition: vtkIndent.h:39
a virtual camera for 3D rendering
Definition: vtkCamera.h:50
Key for integer values in vtkInformation.
a virtual light for 3D rendering
Definition: vtkLight.h:62
vtkFrameBufferObject * FrameBufferObject
Graphics resources.
internal class which encapsulates OpenGL frame buffer object.
abstracts an OpenGL texture object.
virtual void Render(const vtkRenderState *s)=0
Perform rendering according to a render state s.
virtual void ReleaseGraphicsResources(vtkWindow *w)
Release graphics resources and ask components to release their own resources.
Implement a shadow mapping render pass.
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on.
Perform part of the rendering of a vtkRenderer.
Definition: vtkRenderPass.h:58
vtkTextureObject * IntensityMap
vtkShaderProgram2 * Program
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
Implement a builder of shadow map pass.