void VrmlNodeTimeSensor::update(VrmlSFTime &inTime)
{
//VrmlSFTime timeNow( inTime );
if (fixedForTesting)
{
d_time.set(0.5);
}
else
{
d_time.set(inTime.get());
}
if (d_enabled.get())
{
if (d_lastTime > inTime.get())
d_lastTime = inTime.get();
// Become active at startTime if either the valid stopTime hasn't
// passed or we are looping.
if (!d_isActive.get() && d_startTime.get() <= d_time.get() && d_startTime.get() != d_lastStartTime && ((d_stopTime.get() < d_startTime.get() || d_stopTime.get() > d_time.get()) || d_loop.get()))
{
d_isActive.set(true);
d_lastStartTime = d_startTime.get();
System::the->debug("TimeSensor.%s isActive TRUE\n", name());
// Start at first tick >= startTime
eventOut(d_time.get(), "isActive", d_isActive);
eventOut(d_time.get(), "time", d_time);
d_fraction.set(0.0);
eventOut(d_time.get(), "fraction_changed", d_fraction);
eventOut(d_time.get(), "cycleTime", d_time);
}
// Running (active and enabled)
else if (d_isActive.get())
{
double f, cycleInt = d_cycleInterval.get();
bool deactivate = false;
// Are we done? Choose min of stopTime or start + single cycle.
if ((d_stopTime.get() > d_startTime.get() && d_stopTime.get() <= d_time.get()) || ((!d_loop.get()) && d_startTime.get() + cycleInt <= d_time.get()))
{
d_isActive.set(false);
// Must respect stopTime/cycleInterval exactly
if ((d_startTime.get() + cycleInt < d_stopTime.get()) || (d_stopTime.get() < d_startTime.get()))
d_time = d_startTime.get() + cycleInt;
else
d_time = d_stopTime;
//if(d_lastTime > d_time.get()) // otherwise, we forget to start if startTime is set to d_time
//d_lastTime = d_time.get();
deactivate = true;
d_startTime = 0.0;
}
if (cycleInt > 0.0 && d_time.get() > d_startTime.get())
{
if (!d_loop.get())
{
if ((d_time.get() - d_startTime.get()) > cycleInt)
f = cycleInt;
else
f = (d_time.get() - d_startTime.get());
}
else
{
f = fmod(d_time.get() - d_startTime.get(), cycleInt);
}
}
else
f = 0.0;
// Fraction of cycle message
//VrmlSFFloat fraction_changed( FPZERO(f) ? 1.0 : (f / cycleInt) );
d_fraction.set(FPZERO(f) ? 1.0f : (float)(f / cycleInt));
eventOut(d_time.get(), "fraction_changed", d_fraction);
// Current time message
eventOut(d_time.get(), "time", d_time);
// End of cycle message (this may not miss cycles anymore)
if (d_fraction.get() < oldFraction)
{
eventOut(d_time.get(), "cycleTime", d_time);
}
oldFraction = d_fraction.get();
if (deactivate)
eventOut(d_time.get(), "isActive", d_isActive);
}
// Tell the scene this node needs quick updates while it is active.
// Should check whether time, fraction_changed eventOuts are
// being used, and set delta to cycleTime if not...
if (d_isActive.get())
d_scene->setDelta(0.0);
d_lastTime = d_time.get(); //inTime.get();
}
}
void VrmlNodeMovieTexture::update( VrmlSFTime &timeNow )
{
if ( isModified() )
{
if (d_image)
{
const char *imageUrl = d_image->url();
int imageLen = (int)strlen(imageUrl);
int i, nUrls = d_url.size();
for (i=0; i<nUrls; ++i)
{
int len = (int)strlen(d_url[i]);
if ((strcmp(imageUrl, d_url[i]) == 0) ||
(imageLen > len &&
strcmp(imageUrl+imageLen-len, d_url[i]) == 0))
break;
}
// if (d_image->url() not in d_url list) ...
if (i == nUrls)
{
delete d_image;
d_image = 0;
}
}
}
// Load the movie if needed (should check startTime...)
if (! d_image && d_url.size() > 0)
{
Doc relDoc( d_relativeUrl.get() );
Doc *rel = d_relativeUrl.get() ? &relDoc : d_scene->urlDoc();
d_image = new Image;
if ( ! d_image->tryURLs( d_url.size(), d_url.get(), rel ) )
cerr << "Error: couldn't read MovieTexture from URL " << d_url << endl;
int nFrames = d_image->nFrames();
d_duration = (nFrames >= 0) ? nFrames : -1;
eventOut( timeNow.get(), "duration_changed", d_duration );
d_frame = (d_speed.get() >= 0) ? 0 : nFrames-1;
//theSystem->debug("MovieTexture.%s loaded %d frames\n", name(), nFrames);
}
// No pictures to show
if (! d_image || d_image->nFrames() == 0) return;
// Become active at the first tick at or after startTime if either
// the valid stopTime hasn't passed or we are looping.
if (! d_isActive.get() &&
d_startTime.get() <= timeNow.get() &&
d_startTime.get() >= d_lastFrameTime &&
( (d_stopTime.get() < d_startTime.get() || // valid stopTime
d_stopTime.get() > timeNow.get()) || // hasn't passed
d_loop.get() ))
{
//theSystem->debug("MovieTexture.%s::isActive TRUE\n", name());
d_isActive.set(true);
eventOut( timeNow.get(), "isActive", d_isActive );
d_lastFrameTime = timeNow.get();
d_frame = (d_speed.get() >= 0) ? 0 : d_image->nFrames() - 1;
setModified();
}
// Check whether stopTime has passed
else if ( d_isActive.get() &&
(( d_stopTime.get() > d_startTime.get() &&
d_stopTime.get() <= timeNow.get() ) ||
d_frame < 0))
{
//theSystem->debug("MovieTexture.%s::isActive FALSE\n", name());
d_isActive.set(false);
eventOut( timeNow.get(), "isActive", d_isActive );
setModified();
}
// Check whether the frame should be advanced
else if ( d_isActive.get() &&
d_lastFrameTime + fabs(double(d_speed.get())) <= timeNow.get() )
{
if (d_speed.get() < 0.0)
--d_frame;
else
++d_frame;
//theSystem->debug("MovieTexture.%s::frame %d\n", name(), d_frame);
d_lastFrameTime = timeNow.get();
setModified();
}
// Tell the scene when the next update is needed.
if (d_isActive.get())
{
double d = d_lastFrameTime + fabs(double(d_speed.get())) - timeNow.get();
d_scene->setDelta( 0.9 * d );
}
}
