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88 lines (82 loc) · 3.45 KB
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/*******************************************************
* Copyright (c) 2022, ArrayFire
* All rights reserved.
*
* This file is distributed under 3-clause BSD license.
* The complete license agreement can be obtained at:
* http://arrayfire.com/licenses/BSD-3-Clause
********************************************************/
#include <approx.hpp>
#include <err_oneapi.hpp>
#include <kernel/approx1.hpp>
#include <kernel/approx2.hpp>
namespace arrayfire {
namespace oneapi {
template<typename Ty, typename Tp>
void approx1(Array<Ty> &yo, const Array<Ty> &yi, const Array<Tp> &xo,
const int xdim, const Tp &xi_beg, const Tp &xi_step,
const af_interp_type method, const float offGrid) {
switch (method) {
case AF_INTERP_NEAREST:
case AF_INTERP_LOWER:
kernel::approx1<Ty, Tp, 1>(yo, yi, xo, xdim, xi_beg, xi_step,
offGrid, method);
break;
case AF_INTERP_LINEAR:
case AF_INTERP_LINEAR_COSINE:
kernel::approx1<Ty, Tp, 2>(yo, yi, xo, xdim, xi_beg, xi_step,
offGrid, method);
break;
case AF_INTERP_CUBIC:
case AF_INTERP_CUBIC_SPLINE:
kernel::approx1<Ty, Tp, 3>(yo, yi, xo, xdim, xi_beg, xi_step,
offGrid, method);
break;
default: break;
}
}
template<typename Ty, typename Tp>
void approx2(Array<Ty> &zo, const Array<Ty> &zi, const Array<Tp> &xo,
const int xdim, const Tp &xi_beg, const Tp &xi_step,
const Array<Tp> &yo, const int ydim, const Tp &yi_beg,
const Tp &yi_step, const af_interp_type method,
const float offGrid) {
switch (method) {
case AF_INTERP_NEAREST:
case AF_INTERP_LOWER:
kernel::approx2<Ty, Tp>(zo, zi, xo, xdim, xi_beg, xi_step, yo, ydim,
yi_beg, yi_step, offGrid, method, 1);
break;
case AF_INTERP_LINEAR:
case AF_INTERP_BILINEAR:
case AF_INTERP_LINEAR_COSINE:
case AF_INTERP_BILINEAR_COSINE:
kernel::approx2<Ty, Tp>(zo, zi, xo, xdim, xi_beg, xi_step, yo, ydim,
yi_beg, yi_step, offGrid, method, 2);
break;
case AF_INTERP_CUBIC:
case AF_INTERP_BICUBIC:
case AF_INTERP_CUBIC_SPLINE:
case AF_INTERP_BICUBIC_SPLINE:
kernel::approx2<Ty, Tp>(zo, zi, xo, xdim, xi_beg, xi_step, yo, ydim,
yi_beg, yi_step, offGrid, method, 3);
break;
default: break;
}
}
#define INSTANTIATE(Ty, Tp) \
template void approx1<Ty, Tp>( \
Array<Ty> & yo, const Array<Ty> &yi, const Array<Tp> &xo, \
const int xdim, const Tp &xi_beg, const Tp &xi_step, \
const af_interp_type method, const float offGrid); \
template void approx2<Ty, Tp>( \
Array<Ty> & zo, const Array<Ty> &zi, const Array<Tp> &xo, \
const int xdim, const Tp &xi_beg, const Tp &xi_step, \
const Array<Tp> &yo, const int ydim, const Tp &yi_beg, \
const Tp &yi_step, const af_interp_type method, const float offGrid);
INSTANTIATE(float, float)
INSTANTIATE(double, double)
INSTANTIATE(cfloat, float)
INSTANTIATE(cdouble, double)
} // namespace oneapi
} // namespace arrayfire