/usr/lib/emboss/include/ajvector.h is in emboss-lib 6.3.1-6ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 | #ifdef __cplusplus
extern "C"
{
#endif
#ifndef aj3dvector_h
#define aj3dvector_h
/* @data AjP3dVector *********************************************************
**
** Ajax 3-D vector object.
**
** Holds three floats
**
** AjP3dVector is implemented as a pointer to a C data structure.
**
** @alias AjS3dVector
** @alias AjO3dVector
**
** @new aj3dVectorNew default constructor
** @new aj3dVectorCreate constructor initialising values of vector components
**
** @delete aj3dVectorDel default destructor
**
** @use aj3dVectorSum return sum of two vectors
** @use aj3dVectorDotProduct return dot product of two vectors
** @use aj3dVectorCrossProduct return cross product of two vectors
** @use aj3dVectorAngle return angle between two vectors
** @use aj3dVectorDihedralAngle return angle between two planes
** @modify aj3dVectorBetweenPoints return vector between two points
**
** @cast aj3dVectorLength return length of vector
**
** @attr x [float] x coordinate
** @attr y [float] y coordinate
** @attr z [float] z coordinate
** @@
******************************************************************************/
typedef struct AjS3dVector
{
float x;
float y;
float z;
} AjO3dVector;
#define AjP3dVector AjO3dVector*
/* ========================================================================= */
/* =================== All functions in alphabetical order ================= */
/* ========================================================================= */
/*
** Prototype definitions
*/
float aj3dVectorAngle(const AjP3dVector first,
const AjP3dVector fecond);
void aj3dVectorBetweenPoints(AjP3dVector betweenPoints,
float X, float Y,
float Z, float endX, float endY,
float endZ);
AjP3dVector aj3dVectorCreate(float fX, float fY, float fZ);
void aj3dVectorCrossProduct(const AjP3dVector first,
const AjP3dVector second,
AjP3dVector crossproduct);
float aj3dVectorDihedralAngle(const AjP3dVector veca,
const AjP3dVector vecb,
const AjP3dVector vecc);
void aj3dVectorDel(AjP3dVector* pthys);
float aj3dVectorDotProduct(const AjP3dVector first,
const AjP3dVector second);
float aj3dVectorLength(const AjP3dVector thys);
AjP3dVector aj3dVectorNew(void);
void aj3dVectorSum(const AjP3dVector first,
const AjP3dVector second,
AjP3dVector sum);
/*
** End of prototype definitions
*/
#endif
#ifdef __cplusplus
}
#endif
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