IECore::ConstObjectPtr SceneReader::computeObject( const ScenePath &path, const Gaffer::Context *context, const ScenePlug *parent ) const
{
ConstSceneInterfacePtr s = scene( path );
if( !s || !s->hasObject() )
{
return parent->objectPlug()->defaultValue();
}
return s->readObject( context->getTime() );
}
void SceneReader::hashObject( const ScenePath &path, const Gaffer::Context *context, const ScenePlug *parent, IECore::MurmurHash &h ) const
{
ConstSceneInterfacePtr s = scene( path );
if( !s || !s->hasObject() )
{
// no object
h = parent->objectPlug()->defaultValue()->hash();
return;
}
SceneNode::hashObject( path, context, parent, h );
refreshCountPlug()->hash( h );
s->hash( SceneInterface::ObjectHash, context->getTime(), h );
}
void SceneReader::hashObject( const ScenePath &path, const Gaffer::Context *context, const ScenePlug *parent, IECore::MurmurHash &h ) const
{
ConstSceneInterfacePtr s = scene( path );
if( !s || !s->hasObject() )
{
// no object
h = parent->objectPlug()->defaultValue()->hash();
return;
}
FileSource::hashObject( path, context, parent, h );
const SampledSceneInterface *ss = runTimeCast<const SampledSceneInterface>( s.get() );
if( !ss || ss->numObjectSamples() > 1 )
{
h.append( context->getFrame() );
}
}
IECore::ConstObjectPtr SceneReader::computeObject( const ScenePath &path, const Gaffer::Context *context, const ScenePlug *parent ) const
{
std::string fileName = fileNamePlug()->getValue();
if( !fileName.size() )
{
return parent->objectPlug()->defaultValue();
}
ConstSceneInterfacePtr s = SharedSceneInterfaces::get( fileName );
s = s->scene( path );
ObjectPtr o;
if( s->hasObject() )
{
ConstObjectPtr o = s->readObject( context->getFrame() / g_frameRate );
return o ? o : ConstObjectPtr( parent->objectPlug()->defaultValue() );
}
return parent->objectPlug()->defaultValue();
}
void OBJ_SceneCacheTransform::doExpandChildren( const SceneInterface *scene, OP_Network *parent, const Parameters ¶ms )
{
UT_Interrupt *progress = UTgetInterrupt();
progress->setLongOpText( ( "Expanding " + scene->name().string() ).c_str() );
if ( progress->opInterrupt() )
{
return;
}
OP_Network *inputNode = parent;
if ( params.hierarchy == Parenting )
{
parent = parent->getParent();
}
SceneInterface::NameList children;
scene->childNames( children );
for ( SceneInterface::NameList::const_iterator it=children.begin(); it != children.end(); ++it )
{
ConstSceneInterfacePtr child = scene->child( *it );
OBJ_Node *childNode = 0;
if ( params.hierarchy == SubNetworks )
{
childNode = doExpandChild( child.get(), parent, params );
if ( params.depth == AllDescendants && child->hasObject() && tagged( child.get(), params.tagFilter ) )
{
Parameters childParams( params );
childParams.depth = Children;
doExpandObject( child.get(), childNode, childParams );
}
}
else if ( params.hierarchy == Parenting )
{
if ( child->hasObject() )
{
Parameters childParams( params );
childParams.depth = Children;
childNode = doExpandObject( child.get(), parent, childParams );
}
else
{
childNode = doExpandChild( child.get(), parent, params );
}
childNode->setInput( 0, inputNode );
}
if ( params.depth == AllDescendants )
{
if ( params.hierarchy == SubNetworks && !tagged( child.get(), params.tagFilter ) )
{
// we don't expand non-tagged children for SubNetwork mode, but we
// do for Parenting mode, because otherwise the hierarchy would be
// stuck in an un-expandable state.
continue;
}
doExpandChildren( child.get(), childNode, params );
childNode->setInt( pExpanded.getToken(), 0, 0, 1 );
}
}
OP_Layout layout( parent );
#if UT_MAJOR_VERSION_INT >= 16
OP_SubnetIndirectInput *parentInput = parent->getParentInput( 0 );
layout.addLayoutItem( parentInput->getInputItem() );
for ( int i=0; i < parent->getNchildren(); ++i )
{
layout.addLayoutItem( parent->getChild( i ) );
}
#else
layout.addLayoutOp( parent->getParentInput( 0 ) );
for ( int i=0; i < parent->getNchildren(); ++i )
{
layout.addLayoutOp( parent->getChild( i ) );
}
#endif
layout.layoutOps( OP_LAYOUT_TOP_TO_BOT, parent, parent->getParentInput( 0 ) );
}