Open3D (C++ API)  0.15.1
Blob.h
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26
27#pragma once
28
29#include <cstddef>
30#include <iostream>
31#include <string>
32
33#include "open3d/core/Device.h"
35
36namespace open3d {
37namespace core {
38
56class Blob {
57public:
62 Blob(int64_t byte_size, const Device& device)
63 : deleter_(nullptr),
64 data_ptr_(MemoryManager::Malloc(byte_size, device)),
65 device_(device) {}
66
74 Blob(const Device& device,
75 void* data_ptr,
76 const std::function<void(void*)>& deleter)
77 : deleter_(deleter), data_ptr_(data_ptr), device_(device) {}
78
80 if (deleter_) {
81 // Our custom deleter's void* argument is not used. The deleter
82 // function itself shall handle destruction without the argument.
83 // The void(void*) signature is kept to be consistent with DLPack's
84 // deleter.
85 deleter_(nullptr);
86 } else {
88 }
89 };
90
91 Device GetDevice() const { return device_; }
92
93 void* GetDataPtr() { return data_ptr_; }
94
95 const void* GetDataPtr() const { return data_ptr_; }
96
97protected:
99 std::function<void(void*)> deleter_ = nullptr;
100
102 void* data_ptr_ = nullptr;
103
106};
107
108} // namespace core
109} // namespace open3d
Definition: Blob.h:56
const void * GetDataPtr() const
Definition: Blob.h:95
std::function< void(void *)> deleter_
For externally managed memory, deleter != nullptr.
Definition: Blob.h:99
Device device_
Device context for the blob.
Definition: Blob.h:105
void * data_ptr_
Device data pointer.
Definition: Blob.h:102
Device GetDevice() const
Definition: Blob.h:91
Blob(const Device &device, void *data_ptr, const std::function< void(void *)> &deleter)
Definition: Blob.h:74
Blob(int64_t byte_size, const Device &device)
Definition: Blob.h:62
void * GetDataPtr()
Definition: Blob.h:93
~Blob()
Definition: Blob.h:79
Definition: Device.h:39
Definition: MemoryManager.h:53
static void Free(void *ptr, const Device &device)
Frees previously allocated memory at address ptr on device device.
Definition: MemoryManager.cpp:47
const char const char value recording_handle imu_sample void
Definition: K4aPlugin.cpp:269
Definition: PinholeCameraIntrinsic.cpp:35