void CameraAnimator::setCameraIteration( bool ci )
{
if ( m_cameraIteration != ci )
{
if ( ci )
{
// re-use to see if we found an appropriate camera
ci = false;
// assure, there are at least two FrustumCameras in the scene
m_cameraIterationIndex = 0;
dp::sg::core::FrustumCameraWeakPtr fsp = findNextIterationCamera();
if( fsp )
{
moveToCamera( fsp );
m_cameraIteration = true;
ci = true;
}
}
// if we are turning off camera iteration, or we didn't find a camera, then turn it off
if( !ci )
{
m_cameraIteration = false;
setCameraMoveTo( false ); // also stop any running move-to
}
}
}
void
CameraAnimator::cancel()
{
// set everything to false
setCameraOrbit( false );
setCameraMoveTo( false );
setCameraIteration( false );
}
void CameraAnimator::setCameraOrbit( bool co )
{
if ( co )
{
// stop move-to and iteration, when orbit starts
setCameraMoveTo( false );
setCameraIteration( false );
}
startStopTimer( m_cameraOrbit, co, true );
}
void CameraAnimator::timerEvent( QTimerEvent * te )
{
if ( m_cameraIteration && ! m_cameraMoveTo )
{
if ( ! m_cameraIterationTimer.isRunning() )
{
m_cameraIterationTimer.restart();
}
else
{
double currentTime = m_cameraIterationTimer.getTime();
if ( m_cameraIterationPauseDuration < currentTime )
{
m_cameraIterationTimer.stop();
// move-to next camera
dp::sg::core::FrustumCameraWeakPtr fsp = findNextIterationCamera();
if( fsp )
{
moveToCamera( fsp );
}
}
}
}
else if ( m_cameraMoveTo )
{
DP_ASSERT( m_cameraMoveTimer.isRunning() );
double currentTime = m_cameraMoveTimer.getTime();
double t;
double realDuration = m_cameraMoveDuration * m_cameraMoveDurationFactor;
if ( realDuration < currentTime )
{
setCameraMoveTo( false );
t = 1.0;
}
else
{
t = currentTime / realDuration;
t = 0.5 * ( sin( -dp::math::PI_HALF + t * dp::math::PI ) + 1.0 ); // smooth-in and -out using simple sine curve
}
moveCamera( t );
emit update();
}
else if ( m_cameraOrbit )
{
orbitCamera( m_cameraOrbitAxis, true, dp::math::degToRad(1.0f) );
emit update();
}
}
void CameraAnimator::zoomAll()
{
m_cameraMoveDurationFactor = 0.0;
initCameraZoomAll();
setCameraMoveTo( true );
}
void CameraAnimator::moveToLight( const dp::sg::core::LightSourceWeakPtr & light )
{
m_cameraMoveDurationFactor = 0.0;
initCameraMoveToLight( light );
setCameraMoveTo( true );
}
void CameraAnimator::moveToCamera( const dp::sg::core::FrustumCameraWeakPtr & cam )
{
m_cameraMoveDurationFactor = 0.0;
initCameraMove( cam );
setCameraMoveTo( true );
}
void CameraAnimator::moveToCamera( dp::sg::core::FrustumCameraSharedPtr const& cam )
{
m_cameraMoveDurationFactor = 0.0;
initCameraMove( cam );
setCameraMoveTo( true );
}
