随笔分类 - C++
摘要：#include <QMap>#include <QString>#include <iostream>int main() { QMap<QString, int> map; map["apple"] = 1; map["banana"] = 2; map["orange"] = 3; QStri
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摘要：QCheckBox* indexCheckBox = new QCheckBox(); connect(indexCheckbox,SIGNAL(stateChanged(int)),this,SLOT(slotStateChangedAction(int))); void slotStateCha
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摘要：Qt随机生成颜色 QColor #include <QColor> #include <QRandomGenerator> // 创建一个随机颜色 QColor randomColor() { QRandomGenerator generator; int r = generator.bounded
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摘要：#include <osg/Geode> #include <osgText/Text3D> int main() { // 创建场景图 osg::ref_ptr<osg::Group> root = new osg::Group(); osg::ref_ptr<osg::Geode> geode
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摘要：#include <osg/Node> #include <osgViewer/Viewer> #include <osgDB/ReadFile> #include <osg/ShapeDrawable> int main() { // 创建Box对象 osg::ref_ptr<osg::Box>
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摘要：osg添加光源 #include <osg/Light>#include <osg/LightSource>#include <osg/Node>#include <osg/Geode>#include <osgDB/ReadFile>#include <osgViewer/Viewer>int m
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摘要：#include <opencv2/opencv.hpp> #include <opencv2/highgui/highgui.hpp> #include <opencv2/imgproc/imgproc.hpp> #include <iostream> using namespace cv; us
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摘要：qt 15有新的库产生随机数了，再也不用担心在for循环中会获取重复的随机数了。 #include <QRandomGenerator> // ... for (int i = 0; i < 10; ++i) { QRandomGenerator generator; generator.seed(
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摘要：osg Node节点透明度 osg::ref_ptr<osg::StateSet> stateState = north_wall_geode->getOrCreateStateSet(); stateState->setMode(GL_BLEND, osg::StateAttribute::ON)
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摘要：QDomEntity Public Functions QDomEntity() QDomEntity(const QDomEntity &x) QDomNode::NodeType nodeType() const QString notationName() const QString publ
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摘要：QDomNode Public Functions QDomNode() QDomNode(const QDomNode &n) ~QDomNode() QDomNode appendChild(const QDomNode &newChild) QDomNamedNodeMap attribute
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摘要：QFileInfo #include <QFileInfo> Public Functions QFileInfo() QFileInfo(const QString &file) QFileInfo(const QFile &file) QFileInfo(const QDir &dir, con
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摘要：在C++中启动一个.bat文件，你可以使用标准库中的system函数。这个函数可以让你在C++程序中执行外部命令。 #include <cstdlib> int main() { // 在这里替换成你的.bat文件的路径 const char* batchFilePath = "C:\\Path\\
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摘要：QSurface #include <QSurface> Public Types enum SurfaceClass { Window, Offscreen } enum SurfaceType { RasterSurface, OpenGLSurface, RasterGLSurface, Op
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摘要：QFuture #include <QFuture> Public Functions QFuture() QFuture(const QFuture<T> &other) ~QFuture() QFuture::const_iterator begin() const void cancel()
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摘要：QIODevice #include <QIODevice> Public Functions QIODevice() QIODevice(QObject *parent) virtual ~QIODevice() virtual bool atEnd() const virtual qint64
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摘要：QJsonObject #include <QJsonObject> Public Types class const_iterator class iterator typedef ConstIterator typedef Iterator typedef key_type typedef ma
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摘要：松灵机器人TRACER 串口操作命令 5AA50A55010201000000000062 //低八位转向左 5AA50A550102000000900000F1 //高八位向右 5AA50A5501020000A000000001 低八位向左 5AA50A550102000000A0000001
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摘要：QJSEngine #include <QJSEngine> Public Types enum Extension { TranslationExtension, ConsoleExtension, GarbageCollectionExtension, AllExtensions } flags
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摘要：QLibrary #include <QLibrary> Public Types enum LoadHint { ResolveAllSymbolsHint, ExportExternalSymbolsHint, LoadArchiveMemberHint, PreventUnloadHint,
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