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https://github.com/slsdetectorgroup/aare.git
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12ae1424fb
- Consistent use of ssize_t to avoid issues on 32 bit platforms and also mac with (long long int as ssize_t)
86 lines
2.9 KiB
C++
86 lines
2.9 KiB
C++
#pragma once
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#include <iostream>
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#include <pybind11/numpy.h>
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#include <pybind11/pybind11.h>
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#include <pybind11/stl.h>
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#include "aare/Frame.hpp"
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#include "aare/NDArray.hpp"
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#include "aare/NDView.hpp"
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namespace py = pybind11;
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using namespace aare;
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// Pass image data back to python as a numpy array
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template <typename T, ssize_t Ndim>
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py::array return_image_data(aare::NDArray<T, Ndim> *image) {
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py::capsule free_when_done(image, [](void *f) {
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aare::NDArray<T, Ndim> *foo =
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reinterpret_cast<aare::NDArray<T, Ndim> *>(f);
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delete foo;
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});
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return py::array_t<T>(
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image->shape(), // shape
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image->byte_strides(), // C-style contiguous strides for double
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image->data(), // the data pointer
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free_when_done); // numpy array references this parent
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}
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template <typename T> py::array return_vector(std::vector<T> *vec) {
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py::capsule free_when_done(vec, [](void *f) {
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std::vector<T> *foo = reinterpret_cast<std::vector<T> *>(f);
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delete foo;
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});
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return py::array_t<T>({vec->size()}, // shape
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{sizeof(T)}, // C-style contiguous strides for double
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vec->data(), // the data pointer
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free_when_done); // numpy array references this parent
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}
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// todo rewrite generic
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template <class T, int Flags>
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auto get_shape_3d(const py::array_t<T, Flags> &arr) {
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return aare::Shape<3>{arr.shape(0), arr.shape(1), arr.shape(2)};
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}
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template <class T, int Flags> auto make_view_3d(py::array_t<T, Flags> &arr) {
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return aare::NDView<T, 3>(arr.mutable_data(), get_shape_3d<T, Flags>(arr));
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}
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template <class T, int Flags>
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auto get_shape_2d(const py::array_t<T, Flags> &arr) {
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return aare::Shape<2>{arr.shape(0), arr.shape(1)};
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}
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template <class T, int Flags>
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auto get_shape_1d(const py::array_t<T, Flags> &arr) {
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return aare::Shape<1>{arr.shape(0)};
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}
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template <class T, int Flags> auto make_view_2d(py::array_t<T, Flags> &arr) {
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return aare::NDView<T, 2>(arr.mutable_data(), get_shape_2d<T, Flags>(arr));
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}
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template <class T, int Flags> auto make_view_1d(py::array_t<T, Flags> &arr) {
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return aare::NDView<T, 1>(arr.mutable_data(), get_shape_1d<T, Flags>(arr));
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}
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template <typename ClusterType> struct fmt_format_trait; // forward declaration
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template <typename T, uint8_t ClusterSizeX, uint8_t ClusterSizeY,
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typename CoordType>
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struct fmt_format_trait<Cluster<T, ClusterSizeX, ClusterSizeY, CoordType>> {
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static std::string value() {
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return fmt::format("T{{{}:x:{}:y:{}:data:}}",
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py::format_descriptor<CoordType>::format(),
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py::format_descriptor<CoordType>::format(),
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fmt::format("({},{}){}", ClusterSizeX, ClusterSizeY,
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py::format_descriptor<T>::format()));
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}
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};
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template <typename ClusterType>
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auto fmt_format = fmt_format_trait<ClusterType>::value(); |