void assetAvailabilityChanged(String const &identifier, filesys::AssetObserver::Event event) override
{
LOG_RES_MSG("Model asset \"%s\" is now %s")
<< identifier
<< (event == filesys::AssetObserver::Added? "available" :
"unavailable");
if (event == filesys::AssetObserver::Added)
{
bank.add(identifier, App::asset(identifier).absolutePath("path"));
// Begin loading the model right away.
bank.load(identifier);
}
else
{
auto const &model = bank.model<render::Model const>(identifier);
// Unload programs used by the various rendering passes.
for (auto const &pass : model.passes)
{
DENG2_ASSERT(pass.program);
unloadProgram(*static_cast<Program *>(pass.program));
}
// Alternatively, the entire model may be using a single program.
if (model.passes.isEmpty())
{
if (model.program())
{
unloadProgram(*static_cast<Program *>(model.program()));
}
}
else
{
DENG2_ASSERT(!model.program());
}
bank.remove(identifier);
{
DENG2_GUARD(pendingModels);
pendingModels.value.remove(identifier);
}
}
}
void writeIfModified()
{
if(!file || !arch) return;
// If modified, the archive is written back to the file.
if(arch->modified())
{
LOG_RES_MSG("Updating archive in ") << file->description();
// Make sure we have either a compressed or uncompressed version of
// each entry in memory before destroying the source file.
arch->cache();
file->clear();
Writer(*file) << *arch;
file->flush();
}
else
{
LOG_RES_VERBOSE("Not updating archive in %s (not changed)") << file->description();
}
}