VTK  9.0.3
vtkOpenGLGL2PSHelperImpl.h
Go to the documentation of this file.
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 
25 #include "vtkOpenGLGL2PSHelper.h"
26 #include "vtkRenderingGL2PSOpenGL2Module.h" // For export macro
27 
28 class vtkMatrix4x4;
29 class vtkPoints;
30 
31 class VTKRENDERINGGL2PSOPENGL2_EXPORT vtkOpenGLGL2PSHelperImpl : public vtkOpenGLGL2PSHelper
32 {
33 public:
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* image, double pos[3]) override;
55 
56 protected:
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 
106 private:
108  void operator=(const vtkOpenGLGL2PSHelperImpl&) = delete;
109 };
110 
111 #endif // vtkOpenGLGL2PSHelperImpl_h
represents an object (geometry & properties) in a rendered scene
Definition: vtkActor.h:46
topologically and geometrically regular array of data
Definition: vtkImageData.h:42
a simple class to control print indentation
Definition: vtkIndent.h:34
represent and manipulate 4x4 transformation matrices
Definition: vtkMatrix4x4.h:36
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)
static const char * TextPropertyToPSFontName(vtkTextProperty *tprop)
Translate the tprop's fontname into a Postscript font name.
void DrawImage(vtkImageData *image, double pos[3]) override
Draw the image at pos.
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
static vtkOpenGLGL2PSHelperImpl * New()
static void ProjectPoints(vtkPoints *points, vtkRenderer *ren, vtkMatrix4x4 *actorMatrix=nullptr)
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)
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)
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
static void ProjectPoint(double point[4], vtkMatrix4x4 *transformMatrix, double viewportOrigin[2], double halfWidth, double halfHeight, double zfact1, double zfact2)
static void UnprojectPoints(double *points3D, vtkIdType numPoints, vtkRenderer *ren, vtkMatrix4x4 *actorMatrix=nullptr)
Access GL2PS functionality.
concrete dataset representing a path defined by Bezier curves.
Definition: vtkPath.h:33
represent and manipulate 3D points
Definition: vtkPoints.h:34
abstract specification for renderers
Definition: vtkRenderer.h:68
represent text properties.
Manages a TransformFeedback buffer.
@ point
Definition: vtkX3D.h:242
@ points
Definition: vtkX3D.h:452
@ scale
Definition: vtkX3D.h:235
@ image
Definition: vtkX3D.h:380
@ string
Definition: vtkX3D.h:496
int vtkIdType
Definition: vtkType.h:338