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50
51#include "boxentity.h"
52
53#include <qmath.h>
54
55BoxEntity::BoxEntity(QNode *parent)
56 : Qt3DCore::QEntity(parent)
57 , m_transform(new Qt3DCore::QTransform())
58 , m_mesh(new Qt3DExtras::QCuboidMesh())
59 , m_material(new Qt3DExtras::QPhongMaterial())
60 , m_angle(0.0f)
61 , m_radius(1.0f)
62{
63 connect(sender: m_material, SIGNAL(diffuseChanged(const QColor &)),
64 receiver: this, SIGNAL(diffuseColorChanged(const QColor &)));
65 m_material->setAmbient(Qt::gray);
66 m_material->setSpecular(Qt::white);
67 m_material->setShininess(150.0f);
68
69 addComponent(comp: m_transform);
70 addComponent(comp: m_mesh);
71 addComponent(comp: m_material);
72}
73
74void BoxEntity::setDiffuseColor(const QColor &diffuseColor)
75{
76 m_material->setDiffuse(diffuseColor);
77}
78
79void BoxEntity::setAngle(float arg)
80{
81 if (m_angle == arg)
82 return;
83
84 m_angle = arg;
85 emit angleChanged();
86 updateTransformation();
87}
88
89void BoxEntity::setRadius(float arg)
90{
91 if (m_radius == arg)
92 return;
93
94 m_radius = arg;
95 emit radiusChanged();
96 updateTransformation();
97}
98
99QColor BoxEntity::diffuseColor()
100{
101 return m_material->diffuse();
102}
103
104float BoxEntity::angle() const
105{
106 return m_angle;
107}
108
109float BoxEntity::radius() const
110{
111 return m_radius;
112}
113
114void BoxEntity::updateTransformation()
115{
116 m_transform->setTranslation(QVector3D(qCos(v: m_angle) * m_radius,
117 1.0f,
118 qSin(v: m_angle) * m_radius));
119}
120
121

source code of qt3d/tests/manual/dynamicscene-cpp/boxentity.cpp