diff options
Diffstat (limited to 'src/libs/engine/LV2Node.cpp')
| -rw-r--r-- | src/libs/engine/LV2Node.cpp | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/src/libs/engine/LV2Node.cpp b/src/libs/engine/LV2Node.cpp index c8c13f38..146bc4bf 100644 --- a/src/libs/engine/LV2Node.cpp +++ b/src/libs/engine/LV2Node.cpp @@ -43,9 +43,11 @@ LV2Node::LV2Node(const Plugin* plugin, Patch* parent, SampleRate srate, size_t buffer_size) -: NodeBase(plugin, name, poly, parent, srate, buffer_size), - _lv2_plugin(plugin->slv2_plugin()), - _instances(NULL) + : NodeBase(plugin, name, poly, parent, srate, buffer_size) + , _lv2_plugin(plugin->slv2_plugin()) + , _instances(NULL) + , _prepared_instances(NULL) + , _prepared_poly(poly) { assert(_lv2_plugin); } @@ -83,13 +85,15 @@ LV2Node::apply_poly(Raul::Maid& maid, uint32_t poly) NodeBase::apply_poly(maid, poly); - maid.push(_instances); - _instances = _prepared_instances; - - for (uint32_t port=0; port < num_ports(); ++port) - for (uint32_t voice = _polyphony; voice < _prepared_poly; ++voice) - slv2_instance_connect_port((*_instances)[voice], port, - _ports->at(port)->buffer(voice)->raw_data()); + if (_prepared_instances) { + maid.push(_instances); + _instances = _prepared_instances; + + for (uint32_t port=0; port < num_ports(); ++port) + for (uint32_t voice = _polyphony; voice < _prepared_poly; ++voice) + slv2_instance_connect_port((*_instances)[voice], port, + _ports->at(port)->buffer(voice)->raw_data()); + } _polyphony = poly; _prepared_instances = NULL; |