Revision control
++ // Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++
++ #include "entity.h"
++
++ #include <Qt3DRender/QMaterial>
++ #include <Qt3DRender/QParameter>
++ #include <Qt3DCore/QTransform>
++ #include <QMatrix4x4>
++
++ Entity::Entity(Qt3DRender::QEffect *effect, Qt3DCore::QNode *parent)
++ : QEntity(parent)
++ , m_transform(new Qt3DCore::QTransform())
++ , m_material(new Qt3DRender::QMaterial())
++ , m_diffuseColorParam(new Qt3DRender::QParameter())
++ {
++ m_diffuseColorParam->setName(QLatin1String("kd"));
++ m_material->addParameter(m_diffuseColorParam);
++ m_material->setEffect(effect);
++
++ addComponent(m_transform);
++ addComponent(m_material);
++ }
++
++ void Entity::updateTransform()
++ {
++ QMatrix4x4 m;
++ m.translate(m_position);
++ m.rotate(m_phi, QVector3D(1.0f, 0.0f, 0.0f));
++ m.rotate(m_theta, QVector3D(0.0f, 0.0f, 1.0f));
++ m_transform->setMatrix(m);
++ }
++
++ float Entity::theta() const
++ {
++ return m_theta;
++ }
++
++ float Entity::phi() const
++ {
++ return m_phi;
++ }
++
++ QVector3D Entity::position() const
++ {
++ return m_position;
++ }
++
++ QColor Entity::diffuseColor() const
++ {
++ return m_diffuseColorParam->value().value<QColor>();
++ }
++
++ void Entity::setTheta(float theta)
++ {
++ if (qFuzzyCompare(m_theta, theta))
++ return;
++
++ m_theta = theta;
++ const bool wasBlocked = blockNotifications(true);
++ emit thetaChanged(theta);
++ blockNotifications(wasBlocked);
++ updateTransform();
++ }
++
++ void Entity::setPhi(float phi)
++ {
++ if (qFuzzyCompare(m_phi, phi))
++ return;
++
++ m_phi = phi;
++ const bool wasBlocked = blockNotifications(true);
++ emit phiChanged(phi);
++ blockNotifications(wasBlocked);
++ updateTransform();
++ }
++
++ void Entity::setPosition(QVector3D position)
++ {
++ if (m_position == position)
++ return;
++
++ m_position = position;
++ emit positionChanged(position);
++ updateTransform();
++ }
++
++ void Entity::setDiffuseColor(QColor diffuseColor)
++ {
++ if (m_diffuseColorParam->value().value<QColor>() == diffuseColor)
++ return;
++
++ m_diffuseColorParam->setValue(QVariant::fromValue(diffuseColor));
++ const bool wasBlocked = blockNotifications(true);
++ emit diffuseColorChanged(diffuseColor);
++ blockNotifications(wasBlocked);
++ }