diff options
Diffstat (limited to 'src/libs/client/NodeModel.cpp')
| -rw-r--r-- | src/libs/client/NodeModel.cpp | 32 |
1 files changed, 23 insertions, 9 deletions
diff --git a/src/libs/client/NodeModel.cpp b/src/libs/client/NodeModel.cpp index 2f8af584..d47e0b8c 100644 --- a/src/libs/client/NodeModel.cpp +++ b/src/libs/client/NodeModel.cpp @@ -18,6 +18,7 @@ #include CONFIG_H_PATH #include <cassert> +#include <cmath> #include "interface/Port.hpp" #include "NodeModel.hpp" #include "PatchModel.hpp" @@ -30,12 +31,16 @@ NodeModel::NodeModel(Store& store, SharedPtr<PluginModel> plugin, const Path& pa : ObjectModel(store, path, polyphonic) , _plugin_uri(plugin->uri()) , _plugin(plugin) + , _min_values(0) + , _max_values(0) { } NodeModel::NodeModel(Store& store, const string& plugin_uri, const Path& path, bool polyphonic) : ObjectModel(store, path, polyphonic) , _plugin_uri(plugin_uri) + , _min_values(0) + , _max_values(0) { } @@ -78,6 +83,10 @@ NodeModel::clear() { _ports.clear(); assert(_ports.empty()); + delete [] _min_values; + delete [] _max_values; + _min_values = 0; + _max_values = 0; } @@ -155,17 +164,22 @@ NodeModel::port_value_range(SharedPtr<PortModel> port, float& min, float& max) #ifdef HAVE_SLV2 // Plugin value first if (_plugin && _plugin->type() == PluginModel::LV2) { - Glib::Mutex::Lock(PluginModel::rdf_world()->mutex()); - SLV2Value min_val, max_val; - slv2_port_get_range(_plugin->slv2_plugin(), - _plugin->slv2_port(port->index()), - NULL, &min_val, &max_val); + if (!_min_values) { + + Glib::Mutex::Lock(PluginModel::rdf_world()->mutex()); + + uint32_t num_lv2_ports = slv2_plugin_get_num_ports(_plugin->slv2_plugin()); + _min_values = new float[num_lv2_ports]; + _max_values = new float[num_lv2_ports]; + slv2_plugin_get_port_ranges(_plugin->slv2_plugin(), + _min_values, _max_values, 0); + } - if (min_val) - min = slv2_value_as_float(min_val); - if (max_val) - max = slv2_value_as_float(max_val); + if (!std::isnan(_min_values[port->index()])) + min = _min_values[port->index()]; + if (!std::isnan(_max_values[port->index()])) + max = _max_values[port->index()]; } #endif |