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color.hh
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color.hh
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/*
* This file is part of the Electron Orbital Explorer. The Electron
* Orbital Explorer is distributed under the Simplified BSD License
* (also called the "BSD 2-Clause License"), in hopes that these
* rendering techniques might be used by other programmers in
* applications such as scientific visualization, video gaming, and so
* on. If you find value in this software and use its technologies for
* another purpose, I would love to hear back from you at bjthinks (at)
* gmail (dot) com. If you improve this software and agree to release
* your modifications under the below license, I encourage you to fork
* the development tree on github and push your modifications. The
* Electron Orbital Explorer's development URL is:
* https://github.com/bjthinks/orbital-explorer
* (This paragraph is not part of the software license and may be
* removed.)
*
* Copyright (c) 2013, Brian W. Johnson
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* + Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* + Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef COLOR_HH
#define COLOR_HH
#include "vector.hh"
class Color : public Vector<4>
{
public:
Color()
{
// Default to clear
set(0, 0, 0, 0);
}
Color(double r, double g, double b, double a)
{
set(r, g, b, a);
}
Color(double r, double g, double b)
{
set(r, g, b, 1);
}
Color(double c)
{
set(c, c, c, 1);
}
private:
void set(double r, double g, double b, double a)
{
(*this)[0] = r;
(*this)[1] = g;
(*this)[2] = b;
(*this)[3] = a;
}
};
const Color transparent;
const Color black(0);
const Color grey(.5);
const Color white(1);
const Color red (1, 0, 0);
const Color green(0, 1, 0);
const Color blue (0, 0, 1);
const Color cyan (0, 1, 1);
const Color magenta(1, 0, 1);
const Color yellow (1, 1, 0);
#endif