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SbPlane.h
1 #ifndef COIN_SBPLANE_H
2 #define COIN_SBPLANE_H
3 
4 /**************************************************************************\
5  *
6  * This file is part of the Coin 3D visualization library.
7  * Copyright (C) 1998-2007 by Systems in Motion. All rights reserved.
8  *
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12  * See the file LICENSE.GPL at the root directory of this source
13  * distribution for additional information about the GNU GPL.
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16  * GPL, and for taking advantage of the additional benefits of our
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25 \**************************************************************************/
26 
27 #include <stdio.h>
28 
29 #include <Inventor/SbVec3f.h>
30 
31 class SbLine;
32 class SbMatrix;
33 
34 class COIN_DLL_API SbPlane {
35 public:
36  SbPlane(void);
37  SbPlane(const SbVec3f& normal, const float D);
38  SbPlane(const SbVec3f& p0, const SbVec3f& p1, const SbVec3f& p2);
39  SbPlane(const SbVec3f& normal, const SbVec3f& point);
40 
41  void offset(const float d);
42  SbBool intersect(const SbLine& l, SbVec3f& intersection) const;
43  void transform(const SbMatrix& matrix);
44  SbBool isInHalfSpace(const SbVec3f& point) const;
45  float getDistance(const SbVec3f &point) const;
46  const SbVec3f& getNormal(void) const;
47  float getDistanceFromOrigin(void) const;
48  friend COIN_DLL_API int operator ==(const SbPlane& p1, const SbPlane& p2);
49  friend COIN_DLL_API int operator !=(const SbPlane& p1, const SbPlane& p2);
50 
51  void print(FILE * file) const;
52 
53  SbBool intersect(const SbPlane & pl, SbLine & line);
54 
55 private:
56  SbVec3f normal;
57  float distance;
58 };
59 
60 COIN_DLL_API int operator ==(const SbPlane& p1, const SbPlane& p2);
61 COIN_DLL_API int operator !=(const SbPlane& p1, const SbPlane& p2);
62 
63 #endif // !COIN_SBPLANE_H
SbPlane::offset
void offset(const float d)
Definition: SbPlane.cpp:138
SbMatrix
The SbMatrix class is a 4x4 dimensional representation of a matrix.
Definition: SbMatrix.h:37
SbMatrix::multVecMatrix
void multVecMatrix(const SbVec3f &src, SbVec3f &dst) const
Definition: SbMatrix.cpp:1357
SbPlane::getDistance
float getDistance(const SbVec3f &point) const
Definition: SbPlane.cpp:242
SbMatrix::inverse
SbMatrix inverse(void) const
Definition: SbMatrix.cpp:418
SoDebugError::postWarning
static void postWarning(const char *const source, const char *const format,...)
Definition: SoDebugError.cpp:324
SbPlane::transform
void transform(const SbMatrix &matrix)
Definition: SbPlane.cpp:203
SbMatrix::transpose
SbMatrix transpose(void) const
Definition: SbMatrix.cpp:1216
SbVec3f::cross
SbVec3f cross(const SbVec3f &v) const
Definition: SbVec3f.cpp:270
SbPlane::getNormal
const SbVec3f & getNormal(void) const
Definition: SbPlane.cpp:254
SbLine::getDirection
const SbVec3f & getDirection(void) const
Definition: SbLine.cpp:315
SbMatrix::multDirMatrix
void multDirMatrix(const SbVec3f &src, SbVec3f &dst) const
Definition: SbMatrix.cpp:1411
SbBox2i32::operator!=
int operator!=(const SbBox2i32 &b1, const SbBox2i32 &b2)
Definition: SbBox2i32.h:91
SbVec3f
The SbVec3f class is a 3 dimensional vector with floating point coordinates.
Definition: SbVec3f.h:37
SbPlane::getDistanceFromOrigin
float getDistanceFromOrigin(void) const
Definition: SbPlane.cpp:266
SbPlane::intersect
SbBool intersect(const SbLine &l, SbVec3f &intersection) const
Definition: SbPlane.cpp:152
SbPlane::SbPlane
SbPlane(void)
Definition: SbPlane.cpp:50
SbVec3f::dot
float dot(const SbVec3f &v) const
Definition: SbVec3f.cpp:282
SbPlane::isInHalfSpace
SbBool isInHalfSpace(const SbVec3f &point) const
Definition: SbPlane.cpp:229
SbLine::getPosition
const SbVec3f & getPosition(void) const
Definition: SbLine.cpp:305
SbPlane::print
void print(FILE *file) const
Definition: SbPlane.cpp:364
SbLine
The SbLine class represents a line in 3D space.
Definition: SbLine.h:32
SbVec3f::normalize
float normalize(void)
Definition: SbVec3f.cpp:436
SbVec3f::print
void print(FILE *fp) const
Definition: SbVec3f.cpp:761
SbBox2i32::operator==
int operator==(const SbBox2i32 &b1, const SbBox2i32 &b2)
Definition: SbBox2i32.h:87
SbVec3f::sqrLength
float sqrLength() const
Definition: SbVec3f.cpp:367
SbPlane
The SbPlane class represents a plane in 3D space.
Definition: SbPlane.h:34

Copyright © 1998-2007 by Systems in Motion AS. All rights reserved.

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