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vtkOpenGLPolyDataMapper2D.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkOpenGLPolyDataMapper2D.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=========================================================================*/
27#ifndef vtkOpenGLPolyDataMapper2D_h
28#define vtkOpenGLPolyDataMapper2D_h
29
30#include "vtkRenderingOpenGL2Module.h" // For export macro
31#include "vtkPolyDataMapper2D.h"
32#include "vtkNew.h" // used for ivars
33#include "vtkOpenGLHelper.h" // used for ivars
34#include <string> // For API.
35#include <vector> //for ivars
36
37class vtkActor2D;
39class vtkMatrix4x4;
41class vtkOpenGLHelper;
43class vtkPoints;
44class vtkRenderer;
46class vtkTransform;
47
48class VTKRENDERINGOPENGL2_EXPORT vtkOpenGLPolyDataMapper2D : public vtkPolyDataMapper2D
49{
50public:
53 void PrintSelf(ostream& os, vtkIndent indent) VTK_OVERRIDE;
54
58 void RenderOverlay(vtkViewport* viewport, vtkActor2D* actor);
59
66
68 vtkGetObjectMacro(VBO,vtkOpenGLVertexBufferObject);
69
70protected:
73
75
76 // the following is all extra stuff to work around the
77 // fact that gl_PrimitiveID does not work correctly on
78 // Apple devices with AMD graphics hardware. See apple
79 // bug ID 20747550
81 std::vector<float> AppleBugPrimIDs;
83
88 vtkOpenGLHelper &cellBO, vtkViewport *ren, vtkActor2D *act);
89
93 virtual void BuildShaders(std::string &VertexCode,
94 std::string &fragmentCode,
95 std::string &geometryCode,
96 vtkViewport *ren, vtkActor2D *act);
97
101 virtual void UpdateShaders(vtkOpenGLHelper &cellBO,
102 vtkViewport *viewport, vtkActor2D *act);
103
108
109
114
119
125 std::string & fssource,
126 vtkRenderer *ren, vtkActor2D *act);
127
131 void UpdateVBO(vtkActor2D *act, vtkViewport *viewport);
132
133 // The VBO and its layout.
135
136 // Structures for the various cell types we render.
142
147
148 vtkTimeStamp VBOUpdateTime; // When was the VBO updated?
152
155
156 // do we have wide lines that require special handling
158
159private:
160 vtkOpenGLPolyDataMapper2D(const vtkOpenGLPolyDataMapper2D&) VTK_DELETE_FUNCTION;
161 void operator=(const vtkOpenGLPolyDataMapper2D&) VTK_DELETE_FUNCTION;
162};
163
164#endif
a actor that draws 2D data
Definition: vtkActor2D.h:46
a simple class to control print indentation
Definition: vtkIndent.h:40
represent and manipulate 4x4 transformation matrices
Definition: vtkMatrix4x4.h:42
OpenGL buffer object.
2D PolyData support for OpenGL
virtual void BuildShaders(std::string &VertexCode, std::string &fragmentCode, std::string &geometryCode, vtkViewport *ren, vtkActor2D *act)
Build the shader source code.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
void SetPropertyShaderParameters(vtkOpenGLHelper &cellBO, vtkViewport *viewport, vtkActor2D *act)
Set the shader parameteres related to the property.
std::vector< float > AppleBugPrimIDs
void UpdateVBO(vtkActor2D *act, vtkViewport *viewport)
Update the scene when necessary.
static vtkOpenGLPolyDataMapper2D * New()
vtkOpenGLVertexBufferObject * VBO
void ReleaseGraphicsResources(vtkWindow *)
Release any graphics resources that are being consumed by this mapper.
virtual void ReplaceShaderPicking(std::string &fssource, vtkRenderer *ren, vtkActor2D *act)
Perform string replacments on the shader templates, called from ReplaceShaderValues.
virtual void UpdateShaders(vtkOpenGLHelper &cellBO, vtkViewport *viewport, vtkActor2D *act)
Determine what shader to use and compile/link it.
void RenderOverlay(vtkViewport *viewport, vtkActor2D *actor)
Actually draw the poly data.
vtkGenericOpenGLResourceFreeCallback * ResourceCallback
vtkNew< vtkTransform > VBOTransformInverse
vtkOpenGLBufferObject * AppleBugPrimIDBuffer
vtkOpenGLBufferObject * CellScalarBuffer
void SetCameraShaderParameters(vtkOpenGLHelper &cellBO, vtkViewport *viewport, vtkActor2D *act)
Set the shader parameteres related to the Camera.
vtkNew< vtkMatrix4x4 > VBOShiftScale
virtual void SetMapperShaderParameters(vtkOpenGLHelper &cellBO, vtkViewport *ren, vtkActor2D *act)
Set the shader parameteres related to the mapper/input data, called by UpdateShader.
virtual bool HaveWideLines(vtkViewport *, vtkActor2D *)
virtual bool GetNeedToRebuildShaders(vtkOpenGLHelper &cellBO, vtkViewport *ren, vtkActor2D *act)
Does the shader source need to be recomputed.
represent and manipulate 3D points
Definition: vtkPoints.h:40
draw vtkPolyData onto the image plane
abstract specification for renderers
Definition: vtkRenderer.h:64
abstracts an OpenGL texture object.
record modification and/or execution time
Definition: vtkTimeStamp.h:36
describes linear transformations via a 4x4 matrix
Definition: vtkTransform.h:61
abstract specification for Viewports
Definition: vtkViewport.h:48
window superclass for vtkRenderWindow
Definition: vtkWindow.h:35
@ string
Definition: vtkX3D.h:490