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C++ vector C++, test1 test2 test3 test4max_size:461168601842738790size:5capacity:6C++, test3 test2 TEST test1 Javasize:6capacity:6size:4capacity:4请按任意 阅读全文
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myprint.hpp test.cpp 3 7 9 5 2 0 0 0 0 03 7 9 5 2 0 0 0 555 666sum:1247 -3 -7 -9 -5 -2 0 0 0 -555 -666请按任意键继续. . . 阅读全文
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4 8 400010100010000000011010000000000000000000000000000000000000000000000000001000001101000000000000000000000请按任意键继续. . . 阅读全文
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本质:引用是别名,指针是地址,具体的: ①从现象上看,指针在运行时可改变其所指向的值,而引用一旦和某个对象绑定后就不在改变。这句话可以这样理解:指针可以被重新赋值以指向另一个不同的对象。但是引用总指向在初始化时被指定的对象,以后不能改变,但是指定的对象内容可以改变。 ②从内存上分配看,程序为指针变量 阅读全文
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#include <iostream> #include <list> using namespace std; int main() { list<char> list1; for (char c1='a';c1<='z';++c1) { list1.push_back(c1); } list<c 阅读全文
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Algorithm测试 #include <algorithm> #include <vector> #include <iostream> using namespace std; int main() { vector<int> vec_1 = {3,7,6,2,1,8,9}; auto min 阅读全文
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array 0 test11 test2234 阅读全文
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IFC1.0中的新实体 阅读全文
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An IfcCircle is a curve consisting of a set of points having equal distance from the center. NOTE A circular arc segment is defined by using the IfcTr 阅读全文
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/** * This method copys the object as shallow copy (all referenced objects are remaining). * * @return the cloned object **/ public Object shallowCopy 阅读全文
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读取CSV数据并写入txt文件 阅读全文
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IfcColumn is a vertical structural member which often is aligned with a structural grid intersection. It represents a vertical, or nearly vertical, st 阅读全文
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Industry Foundation Classes IFC代表建筑信息建模BIM数据的开放规范,在建筑施工或设施管理项目的各个参与者之间交换和共享。IFC是国际openBIM标准。 IFC规范由数据模式(表示为EXPRESS模式规范和XML模式规范)和引用数据(表示为属性和数量定义的XML定义) 阅读全文
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The IFC JAVA Toolbox can read IFC STEP files and IFCZIP files from any data source that implementsjava.io.InputStream (e.g. a local file from the file 阅读全文
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IfcRoot is the most abstract and root class for all entity definitions that roots in the kernel or in subsequent layers of the IFC specification. It i 阅读全文
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IfcMaterial is a homogeneous or inhomogeneous substance that can be used to form elements (physical products or their components). IfcMaterial is the 阅读全文
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The IfcDirection provides a direction in two or three dimensional space depending on the number of DirectionRatio's provided. The IfcDirection does no 阅读全文
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The IfcAxis2Placement3D provides location and orientations to place items in a three-dimensional space. The attribute Axis defines the Z direction, Re 阅读全文
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/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield * * This library is open source and may be redistributed and/or modified under * the terms of the OpenSceneGraph Public License (OS 阅读全文
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不规则形状的Ifc构件顶点坐标获取 今天有人问我,ifc构件的顶点坐标怎么获取,自己前年的时候写过类似的程序,但有点记不清了,最近一直用C++解析ifc,慎重起见,还是重新再写一次,java版本的获取方式如下,有空了再尝试一下C#版本的怎么写。 IfcWallStandardCase0.0 0.0 阅读全文
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BIM模型中有很多不规则的构件,在IFC中这些不规则的构件一般用顶点的形式表示,顶点坐标提取路径: IfcObject->IfcProductDefinitionShape->IfcShapeRepresentation->Item属性->IfcExtrudedAreaSolid->IfcArbit 阅读全文
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osg::Group源码 阅读全文
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void anasysData(QByteArray baRevDataParam) { int Datalen = sizeof(stuDevData); int Revlen = baRevDataParam.size(); int num = 0; int remainder = Revlen%Datalen;//求余 if (remainder != 0) { qDebug() << QS 阅读全文
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ass_s_ccp_ft:-108;ass_s_ccp_all:-108;ass_tag_ft:-105;ass_tag_all:-105;rept_port:9000;Q_value:0.005;R_value:0.01;fiter_do_track:1;print:1;Z_init:1.7;Z_ 阅读全文
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暚光科技定位系统数据解析-java 阅读全文
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NetClient.h NetClient.cpp 阅读全文