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2 /// Copyright (c) 2012, Texas A&M University
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32 /// The following software was written as part of a collaboration with the
33 /// University of South Carolina, Interdisciplinary Mathematics Institute.
34 ///
35
36 ///
37 /// @file cutCommand.cpp
38 /// @details the implementation of the class CutCommand
39 /// @author Yue Li and Matthew Hielsberg
40
41 #include <pcl/apps/point_cloud_editor/cutCommand.h>
42 #include <pcl/apps/point_cloud_editor/copyBuffer.h>
43 #include <pcl/apps/point_cloud_editor/selection.h>
44
CutCommand(CopyBufferPtr copy_buffer_ptr,SelectionPtr selection_ptr,const CloudPtr & cloud_ptr)45 CutCommand::CutCommand (CopyBufferPtr copy_buffer_ptr,
46 SelectionPtr selection_ptr,
47 const CloudPtr& cloud_ptr)
48 : selection_ptr_(std::move(selection_ptr)), cloud_ptr_(cloud_ptr),
49 copy_buffer_ptr_(std::move(copy_buffer_ptr)), cut_selection_(cloud_ptr)
50 {
51 }
52
~CutCommand()53 CutCommand::~CutCommand ()
54 {
55 }
56
57 void
execute()58 CutCommand::execute ()
59 {
60 if (!cloud_ptr_)
61 return;
62 if (selection_ptr_->empty())
63 return;
64
65 // do the copy
66 copy_buffer_ptr_ -> set(cloud_ptr_, *selection_ptr_);
67
68 // back up copied points for undo
69 cut_cloud_buffer_ = *copy_buffer_ptr_;
70 cut_selection_ = *selection_ptr_;
71
72 // remove the copied points from the cloud.
73 cloud_ptr_ -> remove(cut_selection_);
74
75 // The selection points to the incorrect points or may have indices out of
76 // bounds, so we must clear it.
77 selection_ptr_ -> clear();
78
79 // notify the cloud that the selection has changed
80 cloud_ptr_ -> setSelection(selection_ptr_);
81 }
82
83 void
undo()84 CutCommand::undo()
85 {
86 if (!cloud_ptr_)
87 return;
88 cloud_ptr_ -> restore(cut_cloud_buffer_, cut_selection_);
89 }
90