Constraint.h

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/**--------------------------------------------------------------------------------------------
Copyright (c) 2019, NDEVR LLC
tyler.parke@ndevr.org
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 |   \ |  | | |  \ \ | |___  \ \ / /  |  |__)  |
 |  . \|  | | |__/ / | |___   \ V /   |   _   /
 |  |\    |_|_____/__|_____|___\_/____|  | \  \
 |__| \__________________________________|  \__\
 
Subject to the terms of the Enterprise+ Agreement, NDEVR hereby grants
Licensee a limited, non-exclusive, non-transferable, royalty-free license
(without the right to sublicense) to use the API solely for the purpose of
Licensee's internal development efforts to develop applications for which
the API was provided.
 
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
 
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.
 
Library: NDEVR
File: NDEVRPCH
Included in API: True
Author(s): Tyler Parke
 *-----------------------------------------------------------------------------------------**/
#pragma once
#include "Particle.h"
namespace NDEVR
{
 
    const fltp04 singleMove[14] = { 0.4f, 0.64f, 0.784f, 0.8704f, 0.92224f, 0.95334f, 0.97201f, 0.9832f, 0.98992f, 0.99395f, 0.99637f, 0.99782f, 0.99869f, 0.99922f };
 
    const fltp04 doubleMove[14] = { 0.4f, 0.48f, 0.496f, 0.4992f, 0.49984f, 0.49997f, 0.49999f, 0.5f, 0.5f, 0.5f, 0.5f, 0.5f, 0.5f, 0.5f };
 
    class Constraint {
    private:
 
        //double rest_distance; // the length between particle p1 and p2 in rest configuration
 
    public:
 
        Particle& p1;
        Particle& p2; // the two particles that are connected through this constraint
 
        Constraint(Particle& p1, Particle& p2)
            : p1(p1)
            , p2(p2)
        {}
 
        /* This is one of the important methods, where a single constraint
         * between two particles p1 and p2 is solved the method is called
         * by Cloth.time_step() many times per frame*/
        void satisfyConstraint(uint04 constraintTimes);
    };
}