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50
51#include <QGuiApplication>
52
53#include <Qt3DInput/QInputAspect>
54
55#include <Qt3DRender/qcamera.h>
56#include <Qt3DRender/qcameralens.h>
57#include <Qt3DExtras/qcylindermesh.h>
58#include <Qt3DRender/qmesh.h>
59#include <Qt3DRender/qtechnique.h>
60#include <Qt3DExtras/qphongmaterial.h>
61#include <Qt3DRender/qeffect.h>
62#include <Qt3DRender/qtexture.h>
63#include <Qt3DRender/qrenderpass.h>
64#include <Qt3DRender/qrenderaspect.h>
65#include <Qt3DExtras/qforwardrenderer.h>
66
67#include <Qt3DCore/qentity.h>
68#include <Qt3DCore/qtransform.h>
69#include <Qt3DCore/qaspectengine.h>
70
71#include <Qt3DRender/QRenderStateSet>
72#include <Qt3DRender/QRasterMode>
73
74#include <Qt3DExtras/qt3dwindow.h>
75#include <Qt3DExtras/qorbitcameracontroller.h>
76
77int main(int argc, char **argv)
78{
79 QGuiApplication app(argc, argv);
80 Qt3DExtras::Qt3DWindow view;
81
82 // Add a raster mode
83 Qt3DRender::QRenderStateSet *renderStateSet = new Qt3DRender::QRenderStateSet();
84 view.activeFrameGraph()->setParent(renderStateSet);
85 Qt3DRender::QRasterMode *rasterModeRenderState = new Qt3DRender::QRasterMode(renderStateSet);
86 rasterModeRenderState->setRasterMode(Qt3DRender::QRasterMode::RasterMode::Lines);
87 renderStateSet->addRenderState(state: rasterModeRenderState);
88 view.setActiveFrameGraph(renderStateSet);
89
90 // Root entity
91 Qt3DCore::QEntity *rootEntity = new Qt3DCore::QEntity();
92
93 // Camera
94 Qt3DRender::QCamera *camera = view.camera();
95 camera->lens()->setPerspectiveProjection(fieldOfView: 45.0f, aspect: 16.0f/9.0f, nearPlane: 0.1f, farPlane: 1000.0f);
96 camera->setPosition(QVector3D(0, 0, 20.0f));
97 camera->setUpVector(QVector3D(0, 1, 0));
98 camera->setViewCenter(QVector3D(0, 0, 0));
99
100 // For camera controls
101 Qt3DExtras::QOrbitCameraController *cameraController = new Qt3DExtras::QOrbitCameraController(rootEntity);
102 cameraController->setCamera(camera);
103
104 // Cylinder shape data
105 Qt3DExtras::QCylinderMesh *mesh = new Qt3DExtras::QCylinderMesh();
106 mesh->setRadius(1);
107 mesh->setLength(3);
108 mesh->setRings(100);
109 mesh->setSlices(20);
110
111 // Transform for cylinder
112 Qt3DCore::QTransform *transform = new Qt3DCore::QTransform;
113 transform->setScale(1.5f);
114 transform->setRotation(QQuaternion::fromAxisAndAngle(axis: QVector3D(1, 0, 0), angle: 45.0f));
115
116 // Material
117 Qt3DExtras::QPhongMaterial *material = new Qt3DExtras::QPhongMaterial(rootEntity);
118 material->setDiffuse(Qt::red);
119
120 // Cylinder
121 Qt3DCore::QEntity *cylinder = new Qt3DCore::QEntity(rootEntity);
122 cylinder->addComponent(comp: mesh);
123 cylinder->addComponent(comp: transform);
124 cylinder->addComponent(comp: material);
125
126 // Set root object of the scene
127 view.setRootEntity(rootEntity);
128 view.show();
129
130 return app.exec();
131}
132

source code of qt3d/tests/manual/raster-cpp/main.cpp