lpt_periodic_bc.cu

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#include <device/device_config.h>
#include <device/cuda/check.h>
#include <lpt/bcknd/device/cuda/lpt_periodic_bc_kernel.h>
 
extern "C" {
 
  void cuda_lpt_periodic_bc_wrap_translational(
      void *x, void *y, void *z, int *n, int *n_periodic_dirs,
      real *periodic_dir_x1, real *periodic_dir_y1, real *periodic_dir_z1,
      real *periodic_dir_x2, real *periodic_dir_y2, real *periodic_dir_z2,
      real *periodic_dir_x3, real *periodic_dir_y3, real *periodic_dir_z3,
      real *periodic_min1, real *periodic_min2, real *periodic_min3,
      real *periodic_max1, real *periodic_max2, real *periodic_max3,
      real *periodic_shift_x1, real *periodic_shift_y1,
      real *periodic_shift_z1, real *periodic_shift_x2,
      real *periodic_shift_y2, real *periodic_shift_z2,
      real *periodic_shift_x3, real *periodic_shift_y3,
      real *periodic_shift_z3, real *periodic_len1, real *periodic_len2,
      real *periodic_len3, cudaStream_t strm) {
 
    const dim3 nthrds(1024, 1, 1);
    const dim3 nblcks(((*n) + 1024 - 1) / 1024, 1, 1);
 
    lpt_periodic_bc_wrap_translational_kernel<real>
      <<<nblcks, nthrds, 0, strm>>>((real *) x, (real *) y, (real *) z,
                                    *n, *n_periodic_dirs, *periodic_dir_x1,
                                    *periodic_dir_y1, *periodic_dir_z1,
                                    *periodic_dir_x2, *periodic_dir_y2,
                                    *periodic_dir_z2, *periodic_dir_x3,
                                    *periodic_dir_y3, *periodic_dir_z3,
                                    *periodic_min1, *periodic_min2,
                                    *periodic_min3, *periodic_max1,
                                    *periodic_max2, *periodic_max3,
                                    *periodic_shift_x1, *periodic_shift_y1,
                                    *periodic_shift_z1, *periodic_shift_x2,
                                    *periodic_shift_y2, *periodic_shift_z2,
                                    *periodic_shift_x3, *periodic_shift_y3,
                                    *periodic_shift_z3, *periodic_len1,
                                    *periodic_len2, *periodic_len3);
    CUDA_CHECK(cudaGetLastError());
  }
 
  void cuda_lpt_periodic_bc_wrap_rotational(
      void *x, void *y, void *z, int *n,
      real *theta_min, real *theta_max, real *theta_len,
      void *u, void *v, void *w,
      void *u_lag, void *v_lag, void *w_lag,
      void *u_laglag, void *v_laglag, void *w_laglag,
      void *acc_xlag, void *acc_ylag, void *acc_zlag,
      void *acc_xlaglag, void *acc_ylaglag, void *acc_zlaglag,
      cudaStream_t strm) {
 
    const dim3 nthrds(1024, 1, 1);
    const dim3 nblcks(((*n) + 1024 - 1) / 1024, 1, 1);
 
    lpt_periodic_bc_wrap_rotational_kernel<real>
      <<<nblcks, nthrds, 0, strm>>>((real *) x, (real *) y, (real *) z,
                                    *n, *theta_min, *theta_max, *theta_len,
                                    (real *) u, (real *) v, (real *) w,
                                    (real *) u_lag, (real *) v_lag,
                                    (real *) w_lag, (real *) u_laglag,
                                    (real *) v_laglag, (real *) w_laglag,
                                    (real *) acc_xlag, (real *) acc_ylag,
                                    (real *) acc_zlag,
                                    (real *) acc_xlaglag,
                                    (real *) acc_ylaglag,
                                    (real *) acc_zlaglag);
    CUDA_CHECK(cudaGetLastError());
  }
 
}