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awesome-attractor
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Merge branch 'master' of localhost:AwesomeAttractor

master
Joshua Moerman (@Kassalade) 14 years ago
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f9f8d595a1 ef3bca7518
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1 changed files with 16 additions and 9 deletions
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  1. 25
      kernels/UnravelHeart3D.hpp

25
kernels/UnravelHeart3D.hpp
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@ -20,20 +20,27 @@ public:
vectorNew[1] = parameters[2]*(vectorOld[0] + parameters[3]); vectorNew[1] = parameters[2]*(vectorOld[0] + parameters[3]);
vectorNew[2] = parameters[4]*(vectorOld[1] + parameters[5]); vectorNew[2] = parameters[4]*(vectorOld[1] + parameters[5]);
const double x = vectorNew[0] / parameters[6]; const double x = vectorNew[0];
const double y = vectorNew[1] / parameters[6]; const double y = vectorNew[1];
const double z = vectorNew[2] / parameters[6]; const double z = vectorNew[2];
const double dist = x*x + y*y + 2.0*z*z; const double dist = x*x + y*y + 2.0*z*z - 1.0;//parameters[7];
const double lh = dist*dist*dist;
if(parameters[7] * dist - parameters[7] > x*x*y*y*y) { const double rh = parameters[6]*x*x*y*y*y;
const double sqrtDist = std::sqrt(dist);
const double p = 1.0 - parameters[6] * (static_cast<int>(sqrtDist / parameters[6]) + 1.0) / sqrtDist; if(lh > rh) {
const double sqrtDist = std::pow(std::abs(lh), 1.0/6.0);
const double sqrtDist2 = std::pow(std::abs(rh), 1.0/6.0) * sign(parameters[6]);
const double p = 1.0 - sqrtDist2 * (static_cast<int>(sqrtDist / sqrtDist2) + 1.0) / sqrtDist;
vectorNew[0] *= p; vectorNew[0] *= p;
vectorNew[1] *= p; vectorNew[1] *= -p;
vectorNew[2] *= p; vectorNew[2] *= p;
} }
} }
double sign(double x){
return (x > 0) - (x < 0);
}
}; };
#endif // UNRAVEL_HPP #endif // UNRAVEL_HPP