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/*
* Copyright (c) 2009-2012, Albertas Vyšniauskas
* 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.
* * Neither the name of the software author nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
*
* 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 OWNER 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 BEZIERCUBICCURVE_H_
#define BEZIERCUBICCURVE_H_
namespace math{
template<typename PT, typename T>
class BezierCubicCurve{
public:
BezierCubicCurve(const PT &p0_, const PT &p1_, const PT &p2_, const PT &p3_):p0(p0_),p1(p1_),p2(p2_),p3(p3_){
};
PT operator() (const T &t){
T t2 = 1-t;
return p0*(t2*t2*t2) + p1*(3*(t2*t2)*t) + p2*(3*t2*t*t) + p3*(t*t*t);
};
BezierCubicCurve& operator= (const BezierCubicCurve& curve){
p0 = curve.p0;
p1 = curve.p1;
p2 = curve.p2;
p3 = curve.p3;
return *this;
};
PT p0;
PT p1;
PT p2;
PT p3;
};
}
#endif /* BEZIERCUBICCURVE_H_ */
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