pulsaranimationwidget.cpp

/******************************************************************************
 *   Copyright (C) 2008 by Oliver Bock                                        *
 *   oliver.bock[AT]aei.mpg.de                                                *
 *                                                                            *
 *   This file is part of PulsatingScience.                                   *
 *                                                                            *
 *   PulsatingScience is free software: you can redistribute it and/or modify *
 *   it under the terms of the GNU General Public License as published        *
 *   by the Free Software Foundation, version 3 of the License.               *
 *                                                                            *
 *   PulsatingScience is distributed in the hope that it will be useful,      *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of           *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the             *
 *   GNU General Public License for more details.                             *
 *                                                                            *
 *   You should have received a copy of the GNU General Public License        *
 *   along with PulsatingScience. If not, see <http://www.gnu.org/licenses/>. *
 *                                                                            *
 ******************************************************************************/

#include "pulsaranimationwidget.h"

const double PulsarAnimationWidget::deg2rad = PI/180.0;

PulsarAnimationWidget::PulsarAnimationWidget(QWidget *parent) :
    QGLWidget(QGLFormat(QGL::AlphaChannel | QGL::SampleBuffers), parent),
    m_frameTimer(),
    m_pulseProfile(360, 0.0)
{
    QString msgThis = tr("3D animation");
    if(!format().directRendering()) {
        QString msg = tr("Sorry, no direct rendering support for %1...");
        qWarning() << msg.arg(msgThis);
    }
    if(!format().doubleBuffer()) {
        QString msg = tr("Sorry, no double buffering support for %1...");
        qWarning() << msg.arg(msgThis);
    }
    if(!format().rgba()) {
        QString msg = tr("Sorry, no RGBA support for %1...");
        qWarning() << msg.arg(msgThis);
    }
    if(!format().alpha()) {
        QString msg = tr("Sorry, no alpha channel support for %1...");
        qWarning() << msg.arg(msgThis);
    }
    if(!format().sampleBuffers()) {
        QString msg = tr("Sorry, no multisampling support for %1...");
        qWarning() << msg.arg(msgThis);
    }

    // connect primary rendering timer to local callback
    connect(&m_frameTimer, SIGNAL(timeout()), this, SLOT(updateFrame()));

    // initialize quadric pointers
    m_quadricCompanionOrbitPlane = NULL;
    m_quadricCompanion = NULL;
    m_quadricPulsarOrbitPlane = NULL;
    m_quadricPulsar = NULL;
    m_quadricPulsarCone1Shell = NULL;
    m_quadricPulsarCone2Shell = NULL;
    m_quadricPulsarSpinAxis = NULL;
    m_quadricPulsarSpinAxisTop1 = NULL;
    m_quadricPulsarSpinAxisTop2 = NULL;
    m_quadricPulsarMagneticAxis = NULL;

    // initialize texture pointers
    m_backgroundTexture = 0;
    m_beamTexture = 0;