VTK
vtkOpenGLContextDevice3D.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkOpenGLContextDevice3D.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=========================================================================*/
15
25#ifndef vtkOpenGLContextDevice3D_h
26#define vtkOpenGLContextDevice3D_h
27
28#include "vtkRenderingContextOpenGL2Module.h" // For export macro
29#include "vtkContextDevice3D.h"
30#include "vtkNew.h" // For ivars.
31#include <vector> // STL Header
32
33class vtkBrush;
35class vtkOpenGLHelper;
37class vtkPen;
38class vtkRenderer;
40class vtkTransform;
41
42class VTKRENDERINGCONTEXTOPENGL2_EXPORT vtkOpenGLContextDevice3D : public vtkContextDevice3D
43{
44public:
46 void PrintSelf(ostream &os, vtkIndent indent);
47
49
53 void DrawPoly(const float *verts, int n, const unsigned char *colors, int nc);
54
59 void DrawLines(const float *verts, int n, const unsigned char *colors, int nc);
60
64 void DrawPoints(const float *verts, int n,
65 const unsigned char *colors, int nc);
66
70 void DrawTriangleMesh(const float *mesh, int n,
71 const unsigned char *colors, int nc);
72
78 void ApplyPen(vtkPen *pen);
79
85 void ApplyBrush(vtkBrush *brush);
86
91
96
101
106
110 void PopMatrix();
111
116 void SetClipping(const vtkRecti &rect);
117
121 void EnableClipping(bool enable);
122
124
131 void EnableClippingPlane(int i, double *planeEquation);
134
139
143 virtual void Begin(vtkViewport* viewport);
144
145protected:
148
152 virtual void EnableDepthBuffer();
153
157 virtual void DisableDepthBuffer();
158
159 vtkOpenGLHelper *VCBO; // vertex + color
163
166 const float *v, int nv,
167 const unsigned char *coolors, int nc,
168 float *tcoords);
169 void CoreDrawTriangles(std::vector<float> &tverts);
170
171 // do we have wide lines that require special handling
172 virtual bool HaveWideLines();
173
175
180
185
186 std::vector<bool> ClippingPlaneStates;
187 std::vector<double> ClippingPlaneValues;
188
189private:
190 vtkOpenGLContextDevice3D(const vtkOpenGLContextDevice3D &) VTK_DELETE_FUNCTION;
191 void operator=(const vtkOpenGLContextDevice3D &) VTK_DELETE_FUNCTION;
192
194
197 class Private;
198 Private *Storage;
200
201 // we need a pointer to this because only
202 // the 2D device gets a Begin and sets up
203 // the ortho matrix
204 vtkOpenGLContextDevice2D *Device2D;
205
206 vtkNew<vtkBrush> Brush;
207 vtkNew<vtkPen> Pen;
208};
209
210#endif
provides a brush that fills shapes drawn by vtkContext2D.
Definition: vtkBrush.h:38
Abstract class for drawing 3D primitives.
a simple class to control print indentation
Definition: vtkIndent.h:40
represent and manipulate 4x4 transformation matrices
Definition: vtkMatrix4x4.h:42
Class for drawing 2D primitives using OpenGL 1.1+.
OpenGL class drawing 3D primitives.
void SetMatrices(vtkShaderProgram *prog)
std::vector< double > ClippingPlaneValues
virtual void DisableDepthBuffer()
End drawing, turn off the depth buffer.
void CoreDrawTriangles(std::vector< float > &tverts)
void GetMatrix(vtkMatrix4x4 *m)
Set the model view matrix for the display.
static vtkOpenGLContextDevice3D * New()
virtual bool HaveWideLines()
void DrawPoly(const float *verts, int n, const unsigned char *colors, int nc)
Draw a polyline between the specified points.
void Initialize(vtkRenderer *, vtkOpenGLContextDevice2D *)
This must be set during initialization.
void ApplyPen(vtkPen *pen)
Apply the supplied pen which controls the outlines of shapes, as well as lines, points and related pr...
virtual void EnableDepthBuffer()
Begin drawing, turn on the depth buffer.
void ApplyBrush(vtkBrush *brush)
Apply the supplied brush which controls the outlines of shapes, as well as lines, points and related ...
void EnableClipping(bool enable)
Enable or disable the clipping of the scene.
void PrintSelf(ostream &os, vtkIndent indent)
Methods invoked by print to print information about the object including superclasses.
void DisableClippingPlane(int i)
std::vector< bool > ClippingPlaneStates
void SetMatrix(vtkMatrix4x4 *m)
Set the model view matrix for the display.
vtkOpenGLRenderWindow * RenderWindow
The OpenGL render window being used by the device.
void DrawPoints(const float *verts, int n, const unsigned char *colors, int nc)
Draw points at the vertex positions specified.
void SetClipping(const vtkRecti &rect)
Supply a float array of length 4 with x1, y1, width, height specifying clipping region for the device...
void EnableClippingPlane(int i, double *planeEquation)
Enable/Disable the specified clipping plane.
void DrawTriangleMesh(const float *mesh, int n, const unsigned char *colors, int nc)
Draw triangles to generate the specified mesh.
void PushMatrix()
Push the current matrix onto the stack.
void MultiplyMatrix(vtkMatrix4x4 *m)
Multiply the current model view matrix by the supplied one.
void BuildVBO(vtkOpenGLHelper *cbo, const float *v, int nv, const unsigned char *coolors, int nc, float *tcoords)
vtkRenderer * Renderer
We need to store a pointer to get the camera mats.
virtual void Begin(vtkViewport *viewport)
Begin drawing, pass in the viewport to set up the view.
void PopMatrix()
Pop the current matrix off of the stack.
void DrawLines(const float *verts, int n, const unsigned char *colors, int nc)
Draw lines defined by specified pair of points.
OpenGL rendering window.
provides a pen that draws the outlines of shapes drawn by vtkContext2D.
Definition: vtkPen.h:40
abstract specification for renderers
Definition: vtkRenderer.h:64
The ShaderProgram uses one or more Shader objects.
describes linear transformations via a 4x4 matrix
Definition: vtkTransform.h:61
abstract specification for Viewports
Definition: vtkViewport.h:48