initial

3dtest.pro

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+#-------------------------------------------------
+#
+# Project created by QtCreator 2019-10-01T14:45:20
+#
+#-------------------------------------------------
+
+QT       += core gui 3dcore 3drender 3dinput 3dlogic 3dextras 3danimation
+
+greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
+
+TARGET = 3dtest
+TEMPLATE = app
+
+# The following define makes your compiler emit warnings if you use
+# any feature of Qt which has been marked as deprecated (the exact warnings
+# depend on your compiler). Please consult the documentation of the
+# deprecated API in order to know how to port your code away from it.
+DEFINES += QT_DEPRECATED_WARNINGS
+
+# You can also make your code fail to compile if you use deprecated APIs.
+# In order to do so, uncomment the following line.
+# You can also select to disable deprecated APIs only up to a certain version of Qt.
+#DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0
+
+CONFIG += c++11
+
+SOURCES += \
+        main.cpp \
+        cmainwindow.cpp
+
+HEADERS += \
+        cmainwindow.h
+
+FORMS += \
+        cmainwindow.ui
+
+# Default rules for deployment.
+qnx: target.path = /tmp/$${TARGET}/bin
+else: unix:!android: target.path = /opt/$${TARGET}/bin
+!isEmpty(target.path): INSTALLS += target

cmainwindow.cpp

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+#include "cmainwindow.h"
+#include "ui_cmainwindow.h"
+
+
+#include <Qt3DCore/QEntity>
+#include <Qt3DCore/QTransform>
+#include <Qt3DCore/QAspectEngine>
+
+#include <Qt3DRender/qrenderaspect.h>
+#include <Qt3DRender/QCamera>
+#include <Qt3DRender/QMaterial>
+
+#include <Qt3DExtras/Qt3DWindow>
+#include <Qt3DExtras/QTorusMesh>
+#include <Qt3DExtras/QOrbitCameraController>
+#include <Qt3DExtras/QPhongMaterial>
+
+
+Qt3DCore::QEntity* createTestScene()
+{
+	Qt3DCore::QEntity* root = new Qt3DCore::QEntity;
+	Qt3DCore::QEntity* torus = new Qt3DCore::QEntity(root);
+
+	Qt3DExtras::QTorusMesh* mesh = new Qt3DExtras::QTorusMesh;
+	mesh->setRadius(5);
+	mesh->setMinorRadius(1);
+	mesh->setRings(100);
+	mesh->setSlices(20);
+
+	Qt3DCore::QTransform* transform = new Qt3DCore::QTransform;
+//    transform->setScale3D(QVector3D(1.5, 1, 0.5));
+	transform->setRotation(QQuaternion::fromAxisAndAngle(QVector3D(1,0,0), 45.f ));
+
+	Qt3DRender::QMaterial* material = new Qt3DExtras::QPhongMaterial(root);
+
+	torus->addComponent(mesh);
+	torus->addComponent(transform);
+	torus->addComponent(material);
+
+	return root;
+}
+
+cMainWindow::cMainWindow(QWidget *parent) :
+	QMainWindow(parent),
+	ui(new Ui::cMainWindow)
+{
+	ui->setupUi(this);
+
+	Qt3DExtras::Qt3DWindow* view	= new Qt3DExtras::Qt3DWindow();
+	Qt3DCore::QEntity* scene = createTestScene();
+
+	// camera
+	Qt3DRender::QCamera *camera = view->camera();
+	camera->lens()->setPerspectiveProjection(45.0f, 16.0f/9.0f, 0.1f, 1000.0f);
+	camera->setPosition(QVector3D(0, 0, 40.0f));
+	camera->setViewCenter(QVector3D(0, 0, 0));
+
+	// manipulator
+	Qt3DExtras::QOrbitCameraController* manipulator = new Qt3DExtras::QOrbitCameraController(scene);
+	manipulator->setLinearSpeed(50.f);
+	manipulator->setLookSpeed(180.f);
+	manipulator->setCamera(camera);
+
+	view->setRootEntity(scene);
+//	view.show();
+
+
+	QWidget*	m_lp3DWidget = QWidget::createWindowContainer(view);
+	ui->gridLayout->addWidget(m_lp3DWidget, 0, 0, 1, 1);
+}
+
+cMainWindow::~cMainWindow()
+{
+	delete ui;
+}

cmainwindow.h

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+#ifndef CMAINWINDOW_H
+#define CMAINWINDOW_H
+
+#include <QMainWindow>
+
+namespace Ui {
+class cMainWindow;
+}
+
+class cMainWindow : public QMainWindow
+{
+	Q_OBJECT
+
+public:
+	explicit cMainWindow(QWidget *parent = nullptr);
+	~cMainWindow();
+
+private:
+	Ui::cMainWindow *ui;
+};
+
+#endif // CMAINWINDOW_H

cmainwindow.ui

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+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>cMainWindow</class>
+ <widget class="QMainWindow" name="cMainWindow">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>400</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>cMainWindow</string>
+  </property>
+  <widget class="QWidget" name="centralWidget">
+   <layout class="QGridLayout" name="gridLayout"/>
+  </widget>
+  <widget class="QMenuBar" name="menuBar">
+   <property name="geometry">
+    <rect>
+     <x>0</x>
+     <y>0</y>
+     <width>400</width>
+     <height>21</height>
+    </rect>
+   </property>
+  </widget>
+  <widget class="QToolBar" name="mainToolBar">
+   <attribute name="toolBarArea">
+    <enum>TopToolBarArea</enum>
+   </attribute>
+   <attribute name="toolBarBreak">
+    <bool>false</bool>
+   </attribute>
+  </widget>
+  <widget class="QStatusBar" name="statusBar"/>
+ </widget>
+ <layoutdefault spacing="6" margin="11"/>
+ <resources/>
+ <connections/>
+</ui>

main.cpp

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+#include "cmainwindow.h"
+#include <QApplication>
+
+
+int main(int argc, char *argv[])
+{
+	QApplication a(argc, argv);
+	cMainWindow w;
+	w.show();
+
+	return a.exec();
+}