qangleconstraint.h

 
/************************************************************************************
 * MIT License
 *
 * Copyright (c) 2023 Eray Zesen
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
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 * 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.
 *
 * https://github.com/erayzesen/QuarkPhysics
 *
**************************************************************************************/
 
#ifndef QANGLECONSTRAINT_H
#define QANGLECONSTRAINT_H
#include "qparticle.h"
 
class QMesh;
class QAngleConstraint
{
    float rigidity=0.5f;
    QParticle *pA;
    QParticle *pB;
    QParticle *pC;
    float minAngle=0.0;
    float maxAngle=0.0;
    float currentAngle=0.0f;
    float prevAngle=0.0f;
    bool enabled=true;
    bool beginToSaveAngles=true;
    
 
public:
    QAngleConstraint(QParticle *particleA,QParticle *particleB,QParticle *particleC,float angleRange=0.1f );
    QAngleConstraint(QParticle *particleA,QParticle *particleB,QParticle *particleC,float minimumAngle,float maximumAngle);
 
 
 
    virtual void Update(float specifiedRigidity=-1.0f,bool addToAccumulatedForces=false);
 
    //Get Methods
    QParticle *GetParticleA(){
        return pA;
    }
    QParticle *GetParticleB(){
        return pB;
    }
    QParticle *GetParticleC(){
        return pC;
    }
    float GetMinAngle(){
        return minAngle;
    }
    float GetMaxAngle(){
        return maxAngle;
    }
    float GetRigidity(){
        return rigidity;
    }
    bool GetEnabled(){
        return enabled;
    }
 
    float GetCurrentAngle(){
        return currentAngle;
    }
 
    //Set Methods
    QAngleConstraint *SetParticleA(QParticle *particle){
        pA=particle;
        return this;
    }
    QAngleConstraint *SetParticleB(QParticle *particle){
        pB=particle;
        return this;
    }
 
    QAngleConstraint *SetParticleC(QParticle *particle){
        pC=particle;
        return this;
    }
    QAngleConstraint *SetMinAngle(float value){
        minAngle=value;
        return this;
    }
 
    QAngleConstraint *SetMaxAngle(float value){
        maxAngle=value;
        return this;
    }
    
    QAngleConstraint *SetRigidity(float rigidity){
        this->rigidity=rigidity;
        return this;
    }
    QAngleConstraint *SetEnabled(bool value){
        enabled=value;
        return this;
    }
 
    
 
 
    static float GetAngleOfParticlesWithLocalPositions( QParticle *particleA,QParticle *particleB,QParticle *particleC);
 
    bool manualDeletion=false;
 
 
 
 
 
};
 
#endif // QANGLECONSTRAINT_H