CVPR/LIVE

1#pragma once2 3#include <cstddef>4 5/**6 * Python doesn't have a pointer type, therefore we create a pointer wrapper7 * see https://stackoverflow.com/questions/48982143/returning-and-passing-around-raw-pod-pointers-arrays-with-python-c-and-pyb?rq=18 */9template <typename T>10class ptr {11public:12    ptr() : p(nullptr) {}13    ptr(T* p) : p(p) {}14    ptr(std::size_t p) : p((T*)p) {}15    ptr(const ptr& other) : ptr(other.p) {}16    T* operator->() const { return p; }17    T* get() const { return p; }18    void destroy() { delete p; }19    bool is_null() const { return p == nullptr; }20    size_t as_size_t() const {return (size_t)p;}21private:22    T* p;23};24