VTK  9.0.1
vtkOpenGLGlyph3DHelper.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4 
5  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
6  All rights reserved.
7  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
8 
9  This software is distributed WITHOUT ANY WARRANTY; without even
10  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
11  PURPOSE. See the above copyright notice for more information.
12 
13 =========================================================================*/
21 #ifndef vtkOpenGLGlyph3DHelper_h
22 #define vtkOpenGLGlyph3DHelper_h
23 
24 #include "vtkNew.h" // For vtkNew
25 #include "vtkOpenGLBufferObject.h" // For vtkOpenGLBufferObject
26 #include "vtkOpenGLHelper.h" // For vtkOpenGLHelper
27 #include "vtkOpenGLInstanceCulling.h" // For vtkOpenGLInstanceCulling
29 #include "vtkRenderingOpenGL2Module.h" // For export macro
30 
31 class vtkBitArray;
32 
33 class VTKRENDERINGOPENGL2_EXPORT vtkOpenGLGlyph3DHelper : public vtkOpenGLPolyDataMapper
34 {
35 public:
38  void PrintSelf(ostream& os, vtkIndent indent) override;
39 
44  void GlyphRender(vtkRenderer* ren, vtkActor* actor, vtkIdType numPts,
45  std::vector<unsigned char>& colors, std::vector<float>& matrices,
46  std::vector<float>& normalMatrices, std::vector<vtkIdType>& pickIds, vtkMTimeType pointMTime,
47  bool culling);
48 
49  void SetLODs(std::vector<std::pair<float, float> >& lods);
50 
51  void SetLODColoring(bool val);
52 
58  void ReleaseGraphicsResources(vtkWindow* window) override;
59 
60 protected:
62  ~vtkOpenGLGlyph3DHelper() override = default;
63 
64  // special opengl 32 version that uses instances
66  std::vector<unsigned char>& colors, std::vector<float>& matrices,
67  std::vector<float>& normalMatrices, vtkMTimeType pointMTime, bool culling);
68 
73  std::map<vtkShader::Type, vtkShader*> shaders, vtkRenderer* ren, vtkActor* act) override;
74 
76 
80  std::map<vtkShader::Type, vtkShader*> shaders, vtkRenderer* ren, vtkActor* act) override;
82  std::map<vtkShader::Type, vtkShader*> shaders, vtkRenderer* ren, vtkActor* act) override;
84  std::map<vtkShader::Type, vtkShader*> shaders, vtkRenderer* ren, vtkActor* act) override;
86  std::map<vtkShader::Type, vtkShader*> shaders, vtkRenderer* ren, vtkActor* act) override;
88  std::map<vtkShader::Type, vtkShader*> shaders, vtkRenderer* ren, vtkActor* act) override;
90 
94  void SetMapperShaderParameters(vtkOpenGLHelper& cellBO, vtkRenderer* ren, vtkActor* act) override;
95 
96  void BuildCullingShaders(vtkRenderer* ren, vtkActor* actor, vtkIdType numPts, bool withNormals);
97 
99 
105 
106  std::vector<std::pair<float, float> > LODs;
108 
109 private:
111  void operator=(const vtkOpenGLGlyph3DHelper&) = delete;
112 };
113 
114 #endif
represents an object (geometry & properties) in a rendered scene
Definition: vtkActor.h:46
dynamic, self-adjusting array of bits
Definition: vtkBitArray.h:34
a simple class to control print indentation
Definition: vtkIndent.h:34
PolyDataMapper using OpenGL to render.
void ReleaseGraphicsResources(vtkWindow *window) override
Release any graphics resources that are being consumed by this mapper.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
void SetLODs(std::vector< std::pair< float, float > > &lods)
void ReplaceShaderPicking(std::map< vtkShader::Type, vtkShader * > shaders, vtkRenderer *ren, vtkActor *act) override
Perform string replacements on the shader templates.
void GetShaderTemplate(std::map< vtkShader::Type, vtkShader * > shaders, vtkRenderer *ren, vtkActor *act) override
Create the basic shaders before replacement.
void SetLODColoring(bool val)
void ReplaceShaderPositionVC(std::map< vtkShader::Type, vtkShader * > shaders, vtkRenderer *ren, vtkActor *act) override
void GlyphRender(vtkRenderer *ren, vtkActor *actor, vtkIdType numPts, std::vector< unsigned char > &colors, std::vector< float > &matrices, std::vector< float > &normalMatrices, std::vector< vtkIdType > &pickIds, vtkMTimeType pointMTime, bool culling)
Fast path for rendering glyphs comprised of only one type of primitive Must set this->CurrentInput ex...
vtkNew< vtkOpenGLInstanceCulling > InstanceCulling
void SetMapperShaderParameters(vtkOpenGLHelper &cellBO, vtkRenderer *ren, vtkActor *act) override
Set the shader parameteres related to the actor/mapper.
vtkNew< vtkOpenGLBufferObject > ColorBuffer
static vtkOpenGLGlyph3DHelper * New()
void ReplaceShaderColor(std::map< vtkShader::Type, vtkShader * > shaders, vtkRenderer *ren, vtkActor *act) override
void ReplaceShaderNormal(std::map< vtkShader::Type, vtkShader * > shaders, vtkRenderer *ren, vtkActor *act) override
void GlyphRenderInstances(vtkRenderer *ren, vtkActor *actor, vtkIdType numPts, std::vector< unsigned char > &colors, std::vector< float > &matrices, std::vector< float > &normalMatrices, vtkMTimeType pointMTime, bool culling)
void ReplaceShaderClip(std::map< vtkShader::Type, vtkShader * > shaders, vtkRenderer *ren, vtkActor *act) override
vtkNew< vtkOpenGLBufferObject > MatrixBuffer
vtkNew< vtkOpenGLBufferObject > NormalMatrixBuffer
~vtkOpenGLGlyph3DHelper() override=default
std::vector< std::pair< float, float > > LODs
void BuildCullingShaders(vtkRenderer *ren, vtkActor *actor, vtkIdType numPts, bool withNormals)
PolyDataMapper using OpenGL to render.
abstract specification for renderers
Definition: vtkRenderer.h:59
record modification and/or execution time
Definition: vtkTimeStamp.h:33
window superclass for vtkRenderWindow
Definition: vtkWindow.h:35
@ vector
Definition: vtkX3D.h:243
int vtkIdType
Definition: vtkType.h:338
vtkTypeUInt32 vtkMTimeType
Definition: vtkType.h:293