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SbSphereSectionProjector.h
1 #ifndef COIN_SBSPHERESECTIONPROJECTOR_H
2 #define COIN_SBSPHERESECTIONPROJECTOR_H
3
4 /**************************************************************************\
5 *
6 * This file is part of the Coin 3D visualization library.
7 * Copyright (C) by Kongsberg Oil & Gas Technologies.
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * ("GPL") version 2 as published by the Free Software Foundation.
12 * See the file LICENSE.GPL at the root directory of this source
13 * distribution for additional information about the GNU GPL.
14 *
15 * For using Coin with software that can not be combined with the GNU
16 * GPL, and for taking advantage of the additional benefits of our
17 * support services, please contact Kongsberg Oil & Gas Technologies
18 * about acquiring a Coin Professional Edition License.
19 *
20 * See http://www.coin3d.org/ for more information.
21 *
22 * Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
23 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org
24 *
25 \**************************************************************************/
26
27 #include <Inventor/projectors/SbSphereProjector.h>
28 #include <Inventor/SbPlane.h>
29
30 class COIN_DLL_API SbSphereSectionProjector : public SbSphereProjector {
31 typedef SbSphereProjector inherited;
32
33 public:
34 SbSphereSectionProjector(const float edgetol = 0.9f,
35 const SbBool orienttoeye = TRUE);
36 SbSphereSectionProjector(const SbSphere & sph,
37 const float edgetol = 0.9f,
38 const SbBool orienttoeye = TRUE);
39
40 virtual SbProjector * copy(void) const;
41 virtual SbVec3f project(const SbVec2f & point);
42 virtual SbRotation getRotation(const SbVec3f & point1,
43 const SbVec3f & point2);
44 void setTolerance(const float edgetol);
45 float getTolerance(void) const;
46 void setRadialFactor(const float rad = 0.0f);
47 float getRadialFactor(void) const;
48 SbBool isWithinTolerance(const SbVec3f & point);
49
50 protected:
51 virtual void setupTolerance(void);
52
53 float tolerance;
54 float tolDist;
55 float radialFactor;
56 SbVec3f planePoint;
57 SbVec3f planeDir;
58 float planeDist;
59 SbPlane tolPlane;
60
61 private:
62 float sqrtoldist;
63 };
64
65 #endif // !COIN_SBSPHERESECTIONPROJECTOR_H

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