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/****************************************************************************
**
** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QT3DCORE_CAMERA_H
#define QT3DCORE_CAMERA_H
#include <Qt3DCore/qentity.h>
#include <Qt3DCore/qcameralens.h>
#include <QMatrix4x4>
#include <QQuaternion>
#include <QVector3D>
QT_BEGIN_NAMESPACE
namespace Qt3DCore {
class QLookAtTransform;
class QTransform;
class QCameraPrivate;
class QT3DCORESHARED_EXPORT QCamera : public QEntity
{
Q_OBJECT
// CameraLens
Q_PROPERTY(Qt3DCore::QCameraLens::ProjectionType projectionType READ projectionType WRITE setProjectionType NOTIFY projectionTypeChanged)
Q_PROPERTY(float nearPlane READ nearPlane WRITE setNearPlane NOTIFY nearPlaneChanged)
Q_PROPERTY(float farPlane READ farPlane WRITE setFarPlane NOTIFY farPlaneChanged)
Q_PROPERTY(float fieldOfView READ fieldOfView WRITE setFieldOfView NOTIFY fieldOfViewChanged)
Q_PROPERTY(float aspectRatio READ aspectRatio WRITE setAspectRatio NOTIFY aspectRatioChanged)
Q_PROPERTY(float left READ left WRITE setLeft NOTIFY leftChanged)
Q_PROPERTY(float right READ right WRITE setRight NOTIFY rightChanged)
Q_PROPERTY(float bottom READ bottom WRITE setBottom NOTIFY bottomChanged)
Q_PROPERTY(float top READ top WRITE setTop NOTIFY topChanged)
Q_PROPERTY(QMatrix4x4 projectionMatrix READ projectionMatrix NOTIFY projectionMatrixChanged)
// LookAt
Q_PROPERTY(QVector3D position READ position WRITE setPosition NOTIFY positionChanged)
Q_PROPERTY(QVector3D upVector READ upVector WRITE setUpVector NOTIFY upVectorChanged)
Q_PROPERTY(QVector3D viewCenter READ viewCenter WRITE setViewCenter NOTIFY viewCenterChanged)
Q_PROPERTY(QMatrix4x4 matrix READ matrix NOTIFY matrixChanged)
public:
explicit QCamera(QNode *parent = 0);
~QCamera();
enum CameraTranslationOption {
TranslateViewCenter,
DontTranslateViewCenter
};
QCameraLens *lens() const;
QTransform *transform() const;
QLookAtTransform *lookAt() const;
QQuaternion tiltRotation(float angle) const;
QQuaternion panRotation(float angle) const;
QQuaternion rollRotation(float angle) const;
// Translate relative to camera orientation axes
void translate( const QVector3D& vLocal, CameraTranslationOption option = TranslateViewCenter );
// Translate relative to world axes
void translateWorld( const QVector3D& vWorld, CameraTranslationOption option = TranslateViewCenter );
void tilt( const float& angle );
void pan( const float& angle );
void roll( const float& angle );
void tiltAboutViewCenter( const float& angle );
void panAboutViewCenter( const float& angle );
void rollAboutViewCenter( const float& angle );
void rotate( const QQuaternion& q );
void rotateAboutViewCenter( const QQuaternion& q );
void setProjectionType(QCameraLens::ProjectionType type);
QCameraLens::ProjectionType projectionType() const;
void setNearPlane(float nearPlane);
float nearPlane() const;
void setFarPlane(float farPlane);
float farPlane() const;
void setFieldOfView(float fieldOfView);
float fieldOfView() const;
void setAspectRatio(float aspectRatio);
float aspectRatio() const;
void setLeft(float left);
float left() const;
void setRight(float right);
float right() const;
void setBottom(float bottom);
float bottom() const;
void setTop(float top);
float top() const;
QMatrix4x4 projectionMatrix() const;
void setPosition(const QVector3D &position);
QVector3D position() const;
void setUpVector(const QVector3D &upVector);
QVector3D upVector() const;
void setViewCenter(const QVector3D &viewCenter);
QVector3D viewCenter() const;
QMatrix4x4 matrix() const;
Q_SIGNALS:
void projectionTypeChanged();
void nearPlaneChanged();
void farPlaneChanged();
void fieldOfViewChanged();
void aspectRatioChanged();
void leftChanged();
void rightChanged();
void bottomChanged();
void topChanged();
void projectionMatrixChanged();
void positionChanged();
void upVectorChanged();
void viewCenterChanged();
void matrixChanged();
protected:
Q_DECLARE_PRIVATE(QCamera)
QT3D_CLONEABLE(QCamera)
QCamera(QCameraPrivate &dd, QNode *parent = 0);
};
} // namespace Qt3DCore
QT_END_NAMESPACE
#endif // QT3DCORE_CAMERA_H
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