C++ ConstCompoundObjectPtr::get方法代码示例

void InteractiveRender::updateLights()
{
	if( !m_lightsDirty || !updateLightsPlug()->getValue() )
	{
		return;
	}
	IECore::ConstCompoundObjectPtr globals = inPlug()->globalsPlug()->getValue();
	outputLightsInternal( globals.get(), /* editing = */ true );
	m_lightsDirty = false;
}

void InteractiveRender::updateCamera()
{
	if( !m_cameraDirty || !updateCameraPlug()->getValue() )
	{
		return;
	}
	IECore::ConstCompoundObjectPtr globals = inPlug()->globalsPlug()->getValue();
	{
		EditBlock edit( m_renderer.get(), "option", CompoundDataMap() );
		outputCamera( inPlug(), globals.get(), m_renderer.get() );
	}
	m_cameraDirty = false;
}

void InteractiveRender::updateCoordinateSystems()
{
	if( !m_coordinateSystemsDirty || !updateCoordinateSystemsPlug()->getValue() )
	{
		return;
	}

	IECore::ConstCompoundObjectPtr globals = inPlug()->globalsPlug()->getValue();
	{
		EditBlock edit( m_renderer.get(), "attribute", CompoundDataMap() );
		outputCoordinateSystems( inPlug(), globals.get(), m_renderer.get() );
	}
	m_coordinateSystemsDirty = false;
}

		virtual task *execute()
		{
			ScenePlug::PathScope pathScope( m_sceneGadget->m_context.get(), m_scenePath );

			// Update attributes, and compute visibility.

			const bool previouslyVisible = m_sceneGraph->m_visible;
			if( m_dirtyFlags & AttributesDirty )
			{
				const IECore::MurmurHash attributesHash = m_sceneGadget->m_scene->attributesPlug()->hash();
				if( attributesHash != m_sceneGraph->m_attributesHash )
				{
					IECore::ConstCompoundObjectPtr attributes = m_sceneGadget->m_scene->attributesPlug()->getValue( &attributesHash );
					const IECore::BoolData *visibilityData = attributes->member<IECore::BoolData>( "scene:visible" );
					m_sceneGraph->m_visible = visibilityData ? visibilityData->readable() : true;

					IECore::ConstRunTimeTypedPtr glStateCachedTyped = IECoreGL::CachedConverter::defaultCachedConverter()->convert( attributes.get() );
					IECoreGL::ConstStatePtr glStateCached = IECore::runTimeCast<const IECoreGL::State>( glStateCachedTyped );



					IECoreGL::ConstStatePtr visState = NULL;

					deferReferenceRemoval( m_sceneGraph->m_attributesRenderable );
					m_sceneGraph->m_attributesRenderable = AttributeVisualiser::allVisualisations( attributes.get(), visState );

					deferReferenceRemoval( m_sceneGraph->m_state );
					if( visState )
					{
						IECoreGL::StatePtr glState = new IECoreGL::State( *glStateCached );
						glState->add( const_cast< IECoreGL::State* >( visState.get() ) );

						m_sceneGraph->m_state = glState;
					}
					else
					{
						m_sceneGraph->m_state = glStateCached;
					}


					m_sceneGraph->m_attributesHash = attributesHash;
				}
			}

			if( !m_sceneGraph->m_visible )
			{
				// No need to update further since we're not visible.
				return NULL;
			}
			else if( !previouslyVisible )
			{
				// We didn't perform any updates when we were invisible,
				// so we need to update everything now.
				m_dirtyFlags = AllDirty;
			}

			// Update the object - converting it into an IECoreGL::Renderable

			if( m_dirtyFlags & ObjectDirty )
			{
				const IECore::MurmurHash objectHash = m_sceneGadget->m_scene->objectPlug()->hash();
				if( objectHash != m_sceneGraph->m_objectHash )
				{
					IECore::ConstObjectPtr object = m_sceneGadget->m_scene->objectPlug()->getValue( &objectHash );
					deferReferenceRemoval( m_sceneGraph->m_renderable );
					if( !object->isInstanceOf( IECore::NullObjectTypeId ) )
					{
						m_sceneGraph->m_renderable = objectToRenderable( object.get() );
					}
					m_sceneGraph->m_objectHash = objectHash;
				}
			}

			// Update the transform and bound

			if( m_dirtyFlags & TransformDirty )
			{
				m_sceneGraph->m_transform = m_sceneGadget->m_scene->transformPlug()->getValue();
			}

			m_sceneGraph->m_bound = m_sceneGraph->m_renderable ? m_sceneGraph->m_renderable->bound() : Box3f();

			// Update the expansion state

			const bool previouslyExpanded = m_sceneGraph->m_expanded;
			if( m_dirtyFlags & ExpansionDirty )
			{
				m_sceneGraph->m_expanded = m_sceneGadget->m_minimumExpansionDepth >= m_scenePath.size();
				if( !m_sceneGraph->m_expanded )
				{
					m_sceneGraph->m_expanded = m_sceneGadget->m_expandedPaths->readable().match( m_scenePath ) & Filter::ExactMatch;
				}
			}

			// If we're not expanded, then we can early out after creating a bounding box.

			deferReferenceRemoval( m_sceneGraph->m_boundRenderable );
			if( !m_sceneGraph->m_expanded )
			{
				// We're not expanded, so we early out before updating the children.
//.........这里部分代码省略.........