VTK  9.1.0
vtkOpenGLGL2PSHelperImpl.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkOpenGLGL2PSHelperImpl.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
22#ifndef vtkOpenGLGL2PSHelperImpl_h
23#define vtkOpenGLGL2PSHelperImpl_h
24
26#include "vtkRenderingGL2PSOpenGL2Module.h" // For export macro
27
28class vtkMatrix4x4;
29class vtkPoints;
30
31class VTKRENDERINGGL2PSOPENGL2_EXPORT vtkOpenGLGL2PSHelperImpl : public vtkOpenGLGL2PSHelper
32{
33public:
36 void PrintSelf(ostream& os, vtkIndent indent) override;
37
39 vtkTransformFeedback* tfc, vtkRenderer* ren, vtkActor* act) override;
41 vtkTransformFeedback* tfc, vtkRenderer* ren, unsigned char col[4]) override;
42 void ProcessTransformFeedback(vtkTransformFeedback* tfc, vtkRenderer* ren, float col[4]) override;
43
44 void DrawString(const std::string& str, vtkTextProperty* tprop, double pos[3],
45 double backgroundDepth, vtkRenderer* ren) override;
46
47 void DrawPath(vtkPath* path, double rasterPos[3], double windowPos[2], unsigned char rgba[4],
48 double scale[2] = nullptr, double rotateAngle = 0.0, float strokeWidth = -1,
49 const char* label = nullptr) override;
50
51 void Draw3DPath(vtkPath* path, vtkMatrix4x4* actorMatrix, double rasterPos[3],
52 unsigned char actorColor[4], vtkRenderer* ren, const char* label = nullptr) override;
53
54 void DrawImage(vtkImageData* input, double pos[3]) override;
55
56protected:
59
63 static const char* TextPropertyToPSFontName(vtkTextProperty* tprop);
64
69
74 static void GetTransformParameters(vtkRenderer* ren, vtkMatrix4x4* actorMatrix,
75 vtkMatrix4x4* xform, double vpOrigin[2], double halfSize[2], double zfact[2]);
76
78
81 static void ProjectPoint(double point[3], vtkRenderer* ren, vtkMatrix4x4* actorMatrix = nullptr);
82 static void ProjectPoint(double point[4], vtkMatrix4x4* transformMatrix, double viewportOrigin[2],
83 double halfWidth, double halfHeight, double zfact1, double zfact2);
84 static void ProjectPoints(
85 vtkPoints* points, vtkRenderer* ren, vtkMatrix4x4* actorMatrix = nullptr);
87
89
93 static void UnprojectPoint(double point[4], vtkMatrix4x4* invTransformMatrix,
94 double viewportOrigin[2], double halfWidth, double halfHeight, double zfact1, double zfact2);
95 static void UnprojectPoints(
96 double* points3D, vtkIdType numPoints, vtkRenderer* ren, vtkMatrix4x4* actorMatrix = nullptr);
98
99 void DrawPathPS(vtkPath* path, double rasterPos[3], double windowPos[2], unsigned char rgba[4],
100 double scale[2], double rotateAngle, float strokeWidth, const std::string& label);
101 void DrawPathPDF(vtkPath* path, double rasterPos[3], double windowPos[2], unsigned char rgba[4],
102 double scale[2], double rotateAngle, float strokeWidth, const std::string& label);
103 void DrawPathSVG(vtkPath* path, double rasterPos[3], double windowPos[2], unsigned char rgba[4],
104 double scale[2], double rotateAngle, float strokeWidth, const std::string& label);
105
106private:
108 void operator=(const vtkOpenGLGL2PSHelperImpl&) = delete;
109};
110
111#endif // vtkOpenGLGL2PSHelperImpl_h
represents an object (geometry & properties) in a rendered scene
Definition: vtkActor.h:155
topologically and geometrically regular array of data
Definition: vtkImageData.h:157
a simple class to control print indentation
Definition: vtkIndent.h:113
represent and manipulate 4x4 transformation matrices
Definition: vtkMatrix4x4.h:145
vtkOpenGLGL2PSHelper override implementation.
void DrawPath(vtkPath *path, double rasterPos[3], double windowPos[2], unsigned char rgba[4], double scale[2]=nullptr, double rotateAngle=0.0, float strokeWidth=-1, const char *label=nullptr) override
Generate PS, EPS, or SVG markup from a vtkPath object, and then inject it into the output using the g...
void DrawPathPDF(vtkPath *path, double rasterPos[3], double windowPos[2], unsigned char rgba[4], double scale[2], double rotateAngle, float strokeWidth, const std::string &label)
void ProcessTransformFeedback(vtkTransformFeedback *tfc, vtkRenderer *ren, vtkActor *act) override
Parse the vertex information in tfc and inject primitives into GL2PS.
void DrawString(const std::string &str, vtkTextProperty *tprop, double pos[3], double backgroundDepth, vtkRenderer *ren) override
Format the text in str according to tprop and instruct GL2PS to draw it at pixel coordinate pos.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
static void UnprojectPoint(double point[4], vtkMatrix4x4 *invTransformMatrix, double viewportOrigin[2], double halfWidth, double halfHeight, double zfact1, double zfact2)
Unproject the point from device coordinates into world coordinates.
void ProcessTransformFeedback(vtkTransformFeedback *tfc, vtkRenderer *ren, float col[4]) override
Parse the vertex information in tfc and inject primitives into GL2PS.
static const char * TextPropertyToPSFontName(vtkTextProperty *tprop)
Translate the tprop's fontname into a Postscript font name.
static void ProjectPoints(vtkPoints *points, vtkRenderer *ren, vtkMatrix4x4 *actorMatrix=nullptr)
Project the point from world coordinates into device coordinates.
void DrawPathPS(vtkPath *path, double rasterPos[3], double windowPos[2], unsigned char rgba[4], double scale[2], double rotateAngle, float strokeWidth, const std::string &label)
static vtkOpenGLGL2PSHelperImpl * New()
void Draw3DPath(vtkPath *path, vtkMatrix4x4 *actorMatrix, double rasterPos[3], unsigned char actorColor[4], vtkRenderer *ren, const char *label=nullptr) override
Transform the path using the actor's matrix and current GL state, then draw it to GL2PS.
void DrawPathSVG(vtkPath *path, double rasterPos[3], double windowPos[2], unsigned char rgba[4], double scale[2], double rotateAngle, float strokeWidth, const std::string &label)
void DrawImage(vtkImageData *input, double pos[3]) override
Draw the image at pos.
static void ProjectPoint(double point[3], vtkRenderer *ren, vtkMatrix4x4 *actorMatrix=nullptr)
Project the point from world coordinates into device coordinates.
~vtkOpenGLGL2PSHelperImpl() override
static void GetTransformParameters(vtkRenderer *ren, vtkMatrix4x4 *actorMatrix, vtkMatrix4x4 *xform, double vpOrigin[2], double halfSize[2], double zfact[2])
Extracts the information needed for transforming and projecting points from a renderer.
static int TextPropertyToGL2PSAlignment(vtkTextProperty *tprop)
Convert the alignment hint in tprop to a GL2PS text alignment constant.
void ProcessTransformFeedback(vtkTransformFeedback *tfc, vtkRenderer *ren, unsigned char col[4]) override
Parse the vertex information in tfc and inject primitives into GL2PS.
static void ProjectPoint(double point[4], vtkMatrix4x4 *transformMatrix, double viewportOrigin[2], double halfWidth, double halfHeight, double zfact1, double zfact2)
Project the point from world coordinates into device coordinates.
static void UnprojectPoints(double *points3D, vtkIdType numPoints, vtkRenderer *ren, vtkMatrix4x4 *actorMatrix=nullptr)
Unproject the point from device coordinates into world coordinates.
Access GL2PS functionality.
concrete dataset representing a path defined by Bezier curves.
Definition: vtkPath.h:33
represent and manipulate 3D points
Definition: vtkPoints.h:143
abstract specification for renderers
Definition: vtkRenderer.h:182
represent text properties.
Manages a TransformFeedback buffer.
int vtkIdType
Definition: vtkType.h:332