mirror of https://github.com/qt/qt3d.git
98 lines
2.2 KiB
C++
98 lines
2.2 KiB
C++
// Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
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#include "entity.h"
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#include <Qt3DRender/QMaterial>
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#include <Qt3DRender/QParameter>
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#include <Qt3DCore/QTransform>
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#include <QMatrix4x4>
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Entity::Entity(Qt3DRender::QEffect *effect, Qt3DCore::QNode *parent)
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: QEntity(parent)
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, m_transform(new Qt3DCore::QTransform())
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, m_material(new Qt3DRender::QMaterial())
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, m_diffuseColorParam(new Qt3DRender::QParameter())
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{
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m_diffuseColorParam->setName(QLatin1String("kd"));
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m_material->addParameter(m_diffuseColorParam);
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m_material->setEffect(effect);
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addComponent(m_transform);
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addComponent(m_material);
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}
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void Entity::updateTransform()
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{
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QMatrix4x4 m;
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m.translate(m_position);
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m.rotate(m_phi, QVector3D(1.0f, 0.0f, 0.0f));
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m.rotate(m_theta, QVector3D(0.0f, 0.0f, 1.0f));
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m_transform->setMatrix(m);
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}
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float Entity::theta() const
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{
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return m_theta;
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}
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float Entity::phi() const
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{
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return m_phi;
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}
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QVector3D Entity::position() const
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{
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return m_position;
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}
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QColor Entity::diffuseColor() const
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{
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return m_diffuseColorParam->value().value<QColor>();
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}
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void Entity::setTheta(float theta)
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{
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if (qFuzzyCompare(m_theta, theta))
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return;
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m_theta = theta;
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const bool wasBlocked = blockNotifications(true);
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emit thetaChanged(theta);
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blockNotifications(wasBlocked);
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updateTransform();
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}
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void Entity::setPhi(float phi)
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{
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if (qFuzzyCompare(m_phi, phi))
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return;
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m_phi = phi;
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const bool wasBlocked = blockNotifications(true);
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emit phiChanged(phi);
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blockNotifications(wasBlocked);
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updateTransform();
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}
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void Entity::setPosition(QVector3D position)
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{
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if (m_position == position)
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return;
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m_position = position;
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emit positionChanged(position);
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updateTransform();
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}
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void Entity::setDiffuseColor(QColor diffuseColor)
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{
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if (m_diffuseColorParam->value().value<QColor>() == diffuseColor)
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return;
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m_diffuseColorParam->setValue(QVariant::fromValue(diffuseColor));
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const bool wasBlocked = blockNotifications(true);
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emit diffuseColorChanged(diffuseColor);
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blockNotifications(wasBlocked);
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}
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