VTK  9.3.1
vtkOpenGLGlyph3DHelper.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
10 #ifndef vtkOpenGLGlyph3DHelper_h
11 #define vtkOpenGLGlyph3DHelper_h
12 
13 #include "vtkNew.h" // For vtkNew
14 #include "vtkOpenGLBufferObject.h" // For vtkOpenGLBufferObject
15 #include "vtkOpenGLHelper.h" // For vtkOpenGLHelper
16 #include "vtkOpenGLInstanceCulling.h" // For vtkOpenGLInstanceCulling
18 #include "vtkRenderingOpenGL2Module.h" // For export macro
19 
20 VTK_ABI_NAMESPACE_BEGIN
21 class vtkBitArray;
22 
23 class VTKRENDERINGOPENGL2_EXPORT vtkOpenGLGlyph3DHelper : public vtkOpenGLPolyDataMapper
24 {
25 public:
26  static vtkOpenGLGlyph3DHelper* New();
28  void PrintSelf(ostream& os, vtkIndent indent) override;
29 
34  void GlyphRender(vtkRenderer* ren, vtkActor* actor, vtkIdType numPts,
35  std::vector<unsigned char>& colors, std::vector<float>& matrices,
36  std::vector<float>& normalMatrices, std::vector<vtkIdType>& pickIds, vtkMTimeType pointMTime,
37  bool culling);
38 
39  void SetLODs(std::vector<std::pair<float, float>>& lods);
40 
41  void SetLODColoring(bool val);
42 
48  void ReleaseGraphicsResources(vtkWindow* window) override;
49 
50 protected:
52  ~vtkOpenGLGlyph3DHelper() override = default;
53 
54  // special opengl 32 version that uses instances
55  void GlyphRenderInstances(vtkRenderer* ren, vtkActor* actor, vtkIdType numPts,
56  std::vector<unsigned char>& colors, std::vector<float>& matrices,
57  std::vector<float>& normalMatrices, vtkMTimeType pointMTime, bool culling);
58 
62  void GetShaderTemplate(
63  std::map<vtkShader::Type, vtkShader*> shaders, vtkRenderer* ren, vtkActor* act) override;
64 
66 
70  std::map<vtkShader::Type, vtkShader*> shaders, vtkRenderer* ren, vtkActor* actor) override;
72  std::map<vtkShader::Type, vtkShader*> shaders, vtkRenderer* ren, vtkActor* act) override;
73  void ReplaceShaderColor(
74  std::map<vtkShader::Type, vtkShader*> shaders, vtkRenderer* ren, vtkActor* act) override;
76  std::map<vtkShader::Type, vtkShader*> shaders, vtkRenderer* ren, vtkActor* act) override;
77  void ReplaceShaderClip(
78  std::map<vtkShader::Type, vtkShader*> shaders, vtkRenderer* ren, vtkActor* act) override;
80  std::map<vtkShader::Type, vtkShader*> shaders, vtkRenderer* ren, vtkActor* act) override;
81  void ReplaceShaderPointSize(
82  std::map<vtkShader::Type, vtkShader*> shaders, vtkRenderer* ren, vtkActor* act);
84 
88  void SetMapperShaderParameters(vtkOpenGLHelper& cellBO, vtkRenderer* ren, vtkActor* act) override;
89 
90  void BuildCullingShaders(vtkRenderer* ren, vtkActor* actor, vtkIdType numPts, bool withNormals);
91 
93 
99 
100  std::vector<std::pair<float, float>> LODs;
102 
103 private:
105  void operator=(const vtkOpenGLGlyph3DHelper&) = delete;
106 };
107 
108 VTK_ABI_NAMESPACE_END
109 #endif
PolyDataMapper using OpenGL to render.
virtual void ReplaceShaderPositionVC(std::map< vtkShader::Type, vtkShader * > shaders, vtkRenderer *ren, vtkActor *act)
Perform string replacements on the shader templates, called from ReplaceShaderValues.
std::vector< std::pair< float, float > > LODs
represents an object (geometry & properties) in a rendered scene
Definition: vtkActor.h:40
static vtkOpenGLPolyDataMapper * New()
vtkTypeUInt32 vtkMTimeType
Definition: vtkType.h:270
record modification and/or execution time
Definition: vtkTimeStamp.h:24
vtkNew< vtkOpenGLBufferObject > MatrixBuffer
virtual void ReplaceShaderClip(std::map< vtkShader::Type, vtkShader * > shaders, vtkRenderer *ren, vtkActor *act)
Perform string replacements on the shader templates, called from ReplaceShaderValues.
vtkNew< vtkOpenGLInstanceCulling > InstanceCulling
abstract specification for renderers
Definition: vtkRenderer.h:61
int vtkIdType
Definition: vtkType.h:315
window superclass for vtkRenderWindow
Definition: vtkWindow.h:27
a simple class to control print indentation
Definition: vtkIndent.h:28
virtual void ReplaceShaderNormal(std::map< vtkShader::Type, vtkShader * > shaders, vtkRenderer *ren, vtkActor *act)
Perform string replacements on the shader templates, called from ReplaceShaderValues.
virtual void ReplaceShaderPicking(std::map< vtkShader::Type, vtkShader * > shaders, vtkRenderer *ren, vtkActor *act)
Perform string replacements on the shader templates, called from ReplaceShaderValues.
virtual void GetShaderTemplate(std::map< vtkShader::Type, vtkShader * > shaders, vtkRenderer *ren, vtkActor *act)
Create the basic shaders before replacement.
PolyDataMapper using OpenGL to render.
virtual void SetMapperShaderParameters(vtkOpenGLHelper &cellBO, vtkRenderer *ren, vtkActor *act)
Set the shader parameters related to the mapper/input data, called by UpdateShader.
vtkNew< vtkOpenGLBufferObject > ColorBuffer
virtual void ReplaceShaderColor(std::map< vtkShader::Type, vtkShader * > shaders, vtkRenderer *ren, vtkActor *act)
Perform string replacements on the shader templates, called from ReplaceShaderValues.
dynamic, self-adjusting array of bits
Definition: vtkBitArray.h:28
vtkNew< vtkOpenGLBufferObject > NormalMatrixBuffer
void ReleaseGraphicsResources(vtkWindow *) 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.
virtual void ReplaceShaderValues(std::map< vtkShader::Type, vtkShader * > shaders, vtkRenderer *ren, vtkActor *act)
Perform string replacements on the shader templates.