/usr/include/osg/Vec4ub is in libopenscenegraph-dev 3.2.1-6.
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 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 | /* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef OSG_VEC4UB
#define OSG_VEC4UB 1
#include <osg/Vec3>
namespace osg {
/** General purpose float quad.
* Uses include representation of color coordinates.
* No support yet added for float * Vec4ub - is it necessary?
* Need to define a non-member non-friend operator* etc.
* Vec4ub * float is okay
*/
class Vec4ub
{
public:
/** Data type of vector components.*/
typedef unsigned char value_type;
/** Number of vector components. */
enum { num_components = 4 };
/** Vec member variable. */
value_type _v[4];
/** Constructor that sets all components of the vector to zero */
Vec4ub() { _v[0]=0; _v[1]=0; _v[2]=0; _v[3]=0; }
Vec4ub(value_type x, value_type y, value_type z, value_type w)
{
_v[0]=x;
_v[1]=y;
_v[2]=z;
_v[3]=w;
}
inline bool operator == (const Vec4ub& v) const { return _v[0]==v._v[0] && _v[1]==v._v[1] && _v[2]==v._v[2] && _v[3]==v._v[3]; }
inline bool operator != (const Vec4ub& v) const { return _v[0]!=v._v[0] || _v[1]!=v._v[1] || _v[2]!=v._v[2] || _v[3]!=v._v[3]; }
inline bool operator < (const Vec4ub& v) const
{
if (_v[0]<v._v[0]) return true;
else if (_v[0]>v._v[0]) return false;
else if (_v[1]<v._v[1]) return true;
else if (_v[1]>v._v[1]) return false;
else if (_v[2]<v._v[2]) return true;
else if (_v[2]>v._v[2]) return false;
else return (_v[3]<v._v[3]);
}
inline value_type* ptr() { return _v; }
inline const value_type* ptr() const { return _v; }
inline void set(value_type r, value_type g, value_type b, value_type a)
{
_v[0]=r; _v[1]=g; _v[2]=b; _v[3]=a;
}
inline value_type& operator [] (unsigned int i) { return _v[i]; }
inline value_type operator [] (unsigned int i) const { return _v[i]; }
inline value_type& r() { return _v[0]; }
inline value_type& g() { return _v[1]; }
inline value_type& b() { return _v[2]; }
inline value_type& a() { return _v[3]; }
inline value_type r() const { return _v[0]; }
inline value_type g() const { return _v[1]; }
inline value_type b() const { return _v[2]; }
inline value_type a() const { return _v[3]; }
/** Multiply by scalar. */
inline Vec4ub operator * (float rhs) const
{
Vec4ub col(*this);
col *= rhs;
return col;
}
/** Unary multiply by scalar. */
inline Vec4ub& operator *= (float rhs)
{
_v[0]=(value_type)((float)_v[0]*rhs);
_v[1]=(value_type)((float)_v[1]*rhs);
_v[2]=(value_type)((float)_v[2]*rhs);
_v[3]=(value_type)((float)_v[3]*rhs);
return *this;
}
/** Divide by scalar. */
inline Vec4ub operator / (float rhs) const
{
Vec4ub col(*this);
col /= rhs;
return col;
}
/** Unary divide by scalar. */
inline Vec4ub& operator /= (float rhs)
{
float div = 1.0f/rhs;
*this *= div;
return *this;
}
/** Binary vector add. */
inline Vec4ub operator + (const Vec4ub& rhs) const
{
return Vec4ub(_v[0]+rhs._v[0], _v[1]+rhs._v[1],
_v[2]+rhs._v[2], _v[3]+rhs._v[3]);
}
/** Unary vector add. Slightly more efficient because no temporary
* intermediate object.
*/
inline Vec4ub& operator += (const Vec4ub& rhs)
{
_v[0] += rhs._v[0];
_v[1] += rhs._v[1];
_v[2] += rhs._v[2];
_v[3] += rhs._v[3];
return *this;
}
/** Binary vector subtract. */
inline Vec4ub operator - (const Vec4ub& rhs) const
{
return Vec4ub(_v[0]-rhs._v[0], _v[1]-rhs._v[1],
_v[2]-rhs._v[2], _v[3]-rhs._v[3] );
}
/** Unary vector subtract. */
inline Vec4ub& operator -= (const Vec4ub& rhs)
{
_v[0]-=rhs._v[0];
_v[1]-=rhs._v[1];
_v[2]-=rhs._v[2];
_v[3]-=rhs._v[3];
return *this;
}
}; // end of class Vec4ub
} // end of namespace osg
#endif
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