two_render_widgets.cpp
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29 
33 
34 #include <QApplication>
35 #include <QTimer>
36 #include <QVBoxLayout>
37 #include <QPushButton>
38 
39 #include <OgreCamera.h>
40 #include <OgreEntity.h>
41 #include <OgreRenderWindow.h>
42 #include <OgreSceneNode.h>
43 #include <OgreViewport.h>
44 
45 using namespace rviz;
46 
47 int main(int argc, char** argv)
48 {
49  // initialize the entire render system
50  RenderSystem* render_system = RenderSystem::get();
51 
52  QApplication app(argc, argv);
53 
54 
55  // make the render window
56  RenderWidget* window = new RenderWidget(render_system);
57  window->setWindowTitle("I hope this is not all black.");
58 
59  QVBoxLayout* layout = new QVBoxLayout;
60  layout->addWidget(window);
61  QPushButton* hide_button = new QPushButton("hide");
62  layout->addWidget(hide_button);
63  QPushButton* show_button = new QPushButton("show");
64  layout->addWidget(show_button);
65 
66  QWidget container;
67  container.setLayout(layout);
68  container.resize(900, 600);
69  container.show();
70 
71  // Make a scene and show it in the window.
72 #if (OGRE_VERSION < OGRE_VERSION_CHECK(13, 0, 0))
73  Ogre::SceneManager* scene_manager = render_system->root()->createSceneManager(Ogre::ST_GENERIC);
74 #else
75  Ogre::SceneManager* scene_manager = render_system->root()->createSceneManager();
76 #endif
77 
78  Ogre::Entity* thing = scene_manager->createEntity("thing", "rviz_cone.mesh");
79  Ogre::SceneNode* node = scene_manager->getRootSceneNode()->createChildSceneNode();
80  node->attachObject(thing);
81 
82  scene_manager->setAmbientLight(Ogre::ColourValue(.5, .5, .5));
83  Ogre::Light* light = scene_manager->createLight("light");
84  light->setPosition(20, 80, 50);
85 
86  Ogre::Camera* camera = scene_manager->createCamera("SampleCam");
87  camera->setPosition(Ogre::Vector3(0, 0, 10));
88  camera->lookAt(Ogre::Vector3(0, 0, -300));
89  camera->setNearClipDistance(5);
90 
91  Ogre::Viewport* viewport = window->getRenderWindow()->addViewport(camera);
92  viewport->setBackgroundColour(Ogre::ColourValue(0, 0, 1.0));
93 
94  camera->setAspectRatio(Ogre::Real(viewport->getActualWidth()) /
95  Ogre::Real(viewport->getActualHeight()));
96 
97  // redraw every 33ms.
98  QTimer timer;
99  QObject::connect(&timer, SIGNAL(timeout()), window, SLOT(update()));
100  timer.start(33);
101 
102 
103  RenderWidget window2(render_system);
104  window2.resize(400, 400);
105  window2.setWindowTitle("I hope this is also not all black.");
106  window2.show();
107 
108  hide_button->connect(hide_button, SIGNAL(clicked()), &window2, SLOT(hide()));
109  show_button->connect(show_button, SIGNAL(clicked()), &window2, SLOT(show()));
110 
111  Ogre::Camera* camera2 = scene_manager->createCamera("SampleCam2");
112  camera2->setPosition(Ogre::Vector3(0, 10, 0));
113  camera2->setFixedYawAxis(false);
114  camera2->lookAt(Ogre::Vector3(0, 0, 0));
115  camera2->setNearClipDistance(5);
116 
117  Ogre::Viewport* viewport2 = window2.getRenderWindow()->addViewport(camera2);
118  viewport2->setBackgroundColour(Ogre::ColourValue(0, 1.0, 0));
119 
120  camera2->setAspectRatio(Ogre::Real(viewport2->getActualWidth()) /
121  Ogre::Real(viewport2->getActualHeight()));
122 
123  // redraw every 33ms.
124  QTimer timer2;
125  QObject::connect(&timer2, SIGNAL(timeout()), &window2, SLOT(update()));
126  timer2.start(33);
127 
128  // main loop
129  return app.exec();
130 }
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Definition: two_render_widgets.cpp:47
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Author(s): Dave Hershberger, David Gossow, Josh Faust, William Woodall
autogenerated on Fri Aug 2 2024 08:43:10