Vec4ub
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/* -*-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/Vec4f>
namespace osg {
class Vec4ub
{
public:
typedef unsigned char value_type;
enum { num_components = 4 };
value_type _v[4];
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& x() { return _v[0]; }
inline value_type& y() { return _v[1]; }
inline value_type& z() { return _v[2]; }
inline value_type& w() { return _v[3]; }
inline value_type x() const { return _v[0]; }
inline value_type y() const { return _v[1]; }
inline value_type z() const { return _v[2]; }
inline value_type w() const { return _v[3]; }
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]; }
inline Vec4ub operator * (float rhs) const
{
Vec4ub col(*this);
col *= rhs;
return col;
}
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;
}
inline Vec4ub operator / (float rhs) const
{
Vec4ub col(*this);
col /= rhs;
return col;
}
inline Vec4ub& operator /= (float rhs)
{
float div = 1.0f/rhs;
*this *= div;
return *this;
}
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]);
}
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;
}
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] );
}
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
inline Vec4ub convertToRGBA8(const Vec4f& color)
{
return Vec4ub(static_cast<unsigned char>(color.r()*255.0f),
static_cast<unsigned char>(color.g()*255.0f),
static_cast<unsigned char>(color.b()*255.0f),
static_cast<unsigned char>(color.a()*255.0f));
}
inline Vec4ub convertToRGBA8(float r, float g, float b, float a)
{
return Vec4ub(static_cast<unsigned char>(r*255.0f),
static_cast<unsigned char>(g*255.0f),
static_cast<unsigned char>(b*255.0f),
static_cast<unsigned char>(a*255.0f));
}
} // end of namespace osg
#endif
Vec4f
osg::Vec4f
Definition Vec4f:28
osg::Vec4f::r
value_type & r()
Definition Vec4f:97
osg::Vec4f::g
value_type & g()
Definition Vec4f:98
osg::Vec4f::a
value_type & a()
Definition Vec4f:100
osg::Vec4f::b
value_type & b()
Definition Vec4f:99
osg::Vec4ub
Definition Vec4ub:28
osg::Vec4ub::Vec4ub
Vec4ub(value_type x, value_type y, value_type z, value_type w)
Definition Vec4ub:43
osg::Vec4ub::z
value_type & z()
Definition Vec4ub:79
osg::Vec4ub::g
value_type & g()
Definition Vec4ub:88
osg::Vec4ub::operator+
Vec4ub operator+(const Vec4ub &rhs) const
Definition Vec4ub:132
osg::Vec4ub::operator[]
value_type & operator[](unsigned int i)
Definition Vec4ub:74
osg::Vec4ub::value_type
unsigned char value_type
Definition Vec4ub:32
osg::Vec4ub::operator<
bool operator<(const Vec4ub &v) const
Definition Vec4ub:55
osg::Vec4ub::_v
value_type _v[4]
Definition Vec4ub:38
osg::Vec4ub::g
value_type g() const
Definition Vec4ub:93
osg::Vec4ub::operator/
Vec4ub operator/(float rhs) const
Definition Vec4ub:116
osg::Vec4ub::a
value_type & a()
Definition Vec4ub:90
osg::Vec4ub::z
value_type z() const
Definition Vec4ub:84
osg::Vec4ub::w
value_type & w()
Definition Vec4ub:80
osg::Vec4ub::num_components
@ num_components
Definition Vec4ub:35
osg::Vec4ub::operator-
Vec4ub operator-(const Vec4ub &rhs) const
Definition Vec4ub:151
osg::Vec4ub::set
void set(value_type r, value_type g, value_type b, value_type a)
Definition Vec4ub:69
osg::Vec4ub::operator*=
Vec4ub & operator*=(float rhs)
Definition Vec4ub:106
osg::Vec4ub::y
value_type & y()
Definition Vec4ub:78
osg::Vec4ub::operator==
bool operator==(const Vec4ub &v) const
Definition Vec4ub:51
osg::Vec4ub::operator!=
bool operator!=(const Vec4ub &v) const
Definition Vec4ub:53
osg::Vec4ub::a
value_type a() const
Definition Vec4ub:95
osg::Vec4ub::b
value_type & b()
Definition Vec4ub:89
osg::Vec4ub::ptr
const value_type * ptr() const
Definition Vec4ub:67
osg::Vec4ub::x
value_type & x()
Definition Vec4ub:77
osg::Vec4ub::y
value_type y() const
Definition Vec4ub:83
osg::Vec4ub::operator*
Vec4ub operator*(float rhs) const
Definition Vec4ub:98
osg::Vec4ub::operator+=
Vec4ub & operator+=(const Vec4ub &rhs)
Definition Vec4ub:141
osg::Vec4ub::b
value_type b() const
Definition Vec4ub:94
osg::Vec4ub::w
value_type w() const
Definition Vec4ub:85
osg::Vec4ub::operator-=
Vec4ub & operator-=(const Vec4ub &rhs)
Definition Vec4ub:158
osg::Vec4ub::operator/=
Vec4ub & operator/=(float rhs)
Definition Vec4ub:124
osg::Vec4ub::r
value_type r() const
Definition Vec4ub:92
osg::Vec4ub::r
value_type & r()
Definition Vec4ub:87
osg::Vec4ub::x
value_type x() const
Definition Vec4ub:82
osg::Vec4ub::ptr
value_type * ptr()
Definition Vec4ub:66
osg::Vec4ub::Vec4ub
Vec4ub()
Definition Vec4ub:41
osg
Definition AlphaFunc:19
osg::convertToRGBA8
Vec4ub convertToRGBA8(const Vec4f &color)
Definition Vec4ub:169