2011-04-27 10:05:43 +00:00
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/****************************************************************************
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**
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2012-01-05 04:03:39 +00:00
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** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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2012-01-20 03:06:31 +00:00
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** Contact: http://www.qt-project.org/
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2011-04-27 10:05:43 +00:00
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
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** the names of its contributors may be used to endorse or promote
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** products derived from this software without specific prior written
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** permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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2012-01-24 06:17:24 +00:00
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**
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2011-04-27 10:05:43 +00:00
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef CUBE_H
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#define CUBE_H
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#include <QtOpenGL/qgl.h>
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#include <QtCore/qvector.h>
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#include <QtCore/qsequentialanimationgroup.h>
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#include <QtGui/qmatrix4x4.h>
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#include <QtGui/qvector3d.h>
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#include <QtGui/qvector2d.h>
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QT_BEGIN_NAMESPACE
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class QPropertyAnimation;
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QT_END_NAMESPACE
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class Geometry
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{
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public:
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void loadArrays() const;
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void addQuad(const QVector3D &a, const QVector3D &b,
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const QVector3D &c, const QVector3D &d,
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const QVector<QVector2D> &tex);
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void setColors(int start, GLfloat colors[4][4]);
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const GLushort *indices() const { return faces.constData(); }
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int count() const { return faces.count(); }
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private:
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QVector<GLushort> faces;
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QVector<QVector3D> vertices;
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QVector<QVector3D> normals;
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QVector<QVector2D> texCoords;
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QVector<QVector4D> colors;
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int append(const QVector3D &a, const QVector3D &n, const QVector2D &t);
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void addTri(const QVector3D &a, const QVector3D &b, const QVector3D &c, const QVector3D &n);
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friend class Tile;
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};
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class Tile
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{
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public:
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void draw() const;
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void setColors(GLfloat[4][4]);
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protected:
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Tile(const QVector3D &loc = QVector3D());
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QVector3D location;
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QQuaternion orientation;
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private:
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int start;
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int count;
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bool useFlatColor;
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GLfloat faceColor[4];
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Geometry *geom;
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friend class TileBuilder;
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};
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class TileBuilder
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{
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public:
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enum { bl, br, tr, tl };
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TileBuilder(Geometry *, qreal depth = 0.0f, qreal size = 1.0f);
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Tile *newTile(const QVector3D &loc = QVector3D()) const;
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void setColor(QColor c) { color = c; }
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protected:
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void initialize(Tile *) const;
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QVector<QVector3D> verts;
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QVector<QVector2D> tex;
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int start;
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int count;
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Geometry *geom;
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QColor color;
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};
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class Cube : public QObject, public Tile
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{
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Q_OBJECT
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Q_PROPERTY(qreal range READ range WRITE setRange)
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Q_PROPERTY(qreal altitude READ altitude WRITE setAltitude)
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Q_PROPERTY(qreal rotation READ rotation WRITE setRotation)
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public:
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Cube(const QVector3D &loc = QVector3D());
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~Cube();
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qreal range() { return location.x(); }
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void setRange(qreal r);
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qreal altitude() { return location.y(); }
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void setAltitude(qreal a);
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qreal rotation() { return rot; }
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void setRotation(qreal r);
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void removeBounce();
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void startAnimation();
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void setAnimationPaused(bool paused);
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signals:
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void changed();
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private:
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qreal rot;
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QPropertyAnimation *r;
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QPropertyAnimation *rtn;
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QSequentialAnimationGroup *animGroup;
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qreal startx;
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friend class CubeBuilder;
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};
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class CubeBuilder : public TileBuilder
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{
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public:
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CubeBuilder(Geometry *, qreal depth = 0.0f, qreal size = 1.0f);
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Cube *newCube(const QVector3D &loc = QVector3D()) const;
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private:
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mutable int ix;
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};
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#endif // CUBE_H
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