d8/d1f/cuda_2deardorff__nut__kernel_8h_source.html

#ifndef __COMMON_DEARDORFF_NUT_KERNEL_H__

#define __COMMON_DEARDORFF_NUT_KERNEL_H__

/*

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 BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

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#include <cmath>

#include <algorithm>

template< typename T>


__global__ void deardorff_nut_compute(T *__restrict__ TKE,

                                    const T *__restrict__ dTdx,

                                    const T *__restrict__ dTdy,

                                    const T *__restrict__ dTdz,

                                    const T * __restrict__ a11,

                                    const T * __restrict__ a12,

                                    const T * __restrict__ a13,

                                    const T * __restrict__ a21,

                                    const T * __restrict__ a22,

                                    const T * __restrict__ a23,

                                    const T * __restrict__ a31,

                                    const T * __restrict__ a32,

                                    const T * __restrict__ a33,

                                    const T * __restrict__ delta,

                                    T * __restrict__ nut,

                                    T * __restrict__ temperature_alphat,

                                    T * __restrict__ TKE_alphat,

                                    T * __restrict__ TKE_source,

                                    const T c_k,

                                    const T T0,

                                    const T g1,

                                    const T g2,

                                    const T g3,

                                    const T eps,

                                    const int n){


  const int idx = blockIdx.x * blockDim.x + threadIdx.x;

  const int str = blockDim.x * gridDim.x;


  T s11, s22, s33;

  T s12, s13, s23;

  T N2, l;

  T shear, buoyancy, dissipation;


  for (int i = idx; i < n; i += str) {

    const T dTdx_r = dTdx[i];

    const T dTdy_r = dTdy[i];

    const T dTdz_r = dTdz[i];

    const T a11_r = a11[i];

    const T a12_r = a12[i];

    const T a13_r = a13[i];

    const T a21_r = a21[i];

    const T a22_r = a22[i];

    const T a23_r = a23[i];

    const T a31_r = a31[i];

    const T a32_r = a32[i];

    const T a33_r = a33[i];

    const T delta_r = delta[i];


    if (TKE[i] < eps) {

      TKE[i] = eps;

    }

    const T TKE_r = TKE[i];


    N2 = (dTdx_r * g1 + dTdy_r * g2 + dTdz_r * g3) / T0;

    if (N2 > 0.0) {

      l = 0.76 * sqrt(TKE_r / N2);

      l = min(l, delta_r);

    }

    else {

      l = delta_r;

    }


    nut[i] = c_k * l * sqrt(TKE_r);

    temperature_alphat[i] = (1.0 + 2.0 * l/delta_r) * nut[i];

    TKE_alphat[i] = 2.0 * nut[i];


    s11 = a11_r + a11_r;

    s22 = a22_r + a22_r;

    s33 = a33_r + a33_r;

    s12 = a12_r + a21_r;

    s13 = a13_r + a31_r;

    s23 = a23_r + a32_r;


    shear = nut[i] * (s11*a11_r + s12*a12_r + s13*a13_r

                    + s12*a21_r + s22*a22_r + s23*a23_r

                    + s13*a31_r + s23*a32_r + s33*a33_r);

    buoyancy = - (dTdx_r * g1 +

                  dTdy_r * g2 +

                  dTdz_r * g3) * temperature_alphat[i] / T0;

    dissipation = - (0.19 + 0.74 * l/delta_r) * sqrt(TKE_r*TKE_r*TKE_r) / l;


    TKE_source[i] = shear + buoyancy + dissipation;

  }

}


#endif // __COMMON_DEARDORFF_NUT_KERNEL_H__

ale_add_kinematics_kernel
__global__ void ale_add_kinematics_kernel(const int n, T *__restrict__ wx, T *__restrict__ wy, T *__restrict__ wz, const T *__restrict__ x_ref, const T *__restrict__ y_ref, const T *__restrict__ z_ref, const T *__restrict__ phi, const T *__restrict__ x, const T *__restrict__ y, const T *__restrict__ z, const kinematics_params_t kin_params)
Definition ale_kinematics_kernel.h:52

i
const int i
Definition ax_helm_full_kernel.h:95

deardorff_nut_compute
__global__ void deardorff_nut_compute(T *__restrict__ TKE, const T *__restrict__ dTdx, const T *__restrict__ dTdy, const T *__restrict__ dTdz, const T *__restrict__ a11, const T *__restrict__ a12, const T *__restrict__ a13, const T *__restrict__ a21, const T *__restrict__ a22, const T *__restrict__ a23, const T *__restrict__ a31, const T *__restrict__ a32, const T *__restrict__ a33, const T *__restrict__ delta, T *__restrict__ nut, T *__restrict__ temperature_alphat, T *__restrict__ TKE_alphat, T *__restrict__ TKE_source, const T c_k, const T T0, const T g1, const T g2, const T g3, const T eps, const int n)
Definition deardorff_nut_kernel.h:43