CiftiLib
A C++ library for CIFTI-2 and CIFTI-1 files
Vector3D.h
1 #ifndef __VECTOR_3D_H__
2 #define __VECTOR_3D_H__
3 
4 /*LICENSE_START*/
5 /*
6  * Copyright (c) 2014, Washington University School of Medicine
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without modification,
10  * are permitted provided that the following conditions are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright notice,
13  * this list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright notice,
16  * this list of conditions and the following disclaimer in the documentation
17  * and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
20  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
21  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
26  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
28  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 
31 #include <cstddef>
32 #include "stdint.h"
33 
34 namespace cifti {
35 
36  class Vector3D
37  {
38  float m_vec[3];
39  public:
40  //vector functions
41  float dot(const Vector3D& right) const;
42  Vector3D cross(const Vector3D& right) const;
43  Vector3D normal(float* origLength = NULL) const;
44  float length() const;
45  float lengthsquared() const;
46  //constructors
47  Vector3D();
48  Vector3D(const float& x, const float& y, const float& z);
49  Vector3D(const float* right);
50  //compatibility operators
51  float& operator[](const int64_t& index);
52  const float& operator[](const int64_t& index) const;
53  float& operator[](const int32_t& index);
54  const float& operator[](const int32_t& index) const;
55  Vector3D& operator=(const float* right);
56  //numerical operators
57  Vector3D& operator+=(const Vector3D& right);
58  Vector3D& operator-=(const Vector3D& right);
59  Vector3D& operator*=(const float& right);
60  Vector3D& operator/=(const float& right);
61  Vector3D operator+(const Vector3D& right) const;
62  Vector3D operator-(const Vector3D& right) const;
63  Vector3D operator-() const;
64  Vector3D operator*(const float& right) const;
65  Vector3D operator/(const float& right) const;//NOTE: doesn't really make sense to have the other division, unlike multiplication
66  inline operator float*() { return m_vec; }
67  };
68 
69  Vector3D operator*(const float& left, const Vector3D& right);
70 
71 }
72 #endif //__VECTOR_3D_H__
Definition: Vector3D.h:37
namespace for all CiftiLib functionality
Definition: CiftiBrainModelsMap.h:42