Resample.h

#include <complex>
#include <Eigen/Core>
#include <limits>
 
#include <isce3/core/LUT2d.h>
#include <isce3/product/RadarGridParameters.h>
 
namespace isce3::image::v2 {
 
template<class T, int Options = Eigen::RowMajor>
using Array2D = Eigen::Array<T, Eigen::Dynamic, Eigen::Dynamic, Options>;
 
template<class T, int Options = Eigen::RowMajor>
using ArrayRef2D = Eigen::Ref<Array2D<T, Options>>;
 
template<class T, int Options = Eigen::RowMajor>
using ConstArrayRef2D = Eigen::Ref<const Array2D<T, Options>>;

void resampleToCoords(
    ArrayRef2D<std::complex<float>> resampled_data_block,
    const ConstArrayRef2D<std::complex<float>> input_data_block,
    const ConstArrayRef2D<double> range_input_indices,
    const ConstArrayRef2D<double> azimuth_input_indices,
    const isce3::product::RadarGridParameters& radar_grid,
    const isce3::core::LUT2d<double>& native_doppler_lut,
    const std::complex<float> fill_value = std::complex<float>(
        std::numeric_limits<float>::quiet_NaN(),
        std::numeric_limits<float>::quiet_NaN()
    )
);
 
} // namespace isce3::image::v2