Optimize automation-event process splitting

[ardour.git] / libs / ardour / windows_vst_plugin.cc

diff --git a/libs/ardour/windows_vst_plugin.cc b/libs/ardour/windows_vst_plugin.cc
index 9fe9ba0049b876415d6f299029fe46992c0280c6..7a7caa9ed817cda11b25448b922d919fedc44d92 100644 (file)
--- a/libs/ardour/windows_vst_plugin.cc
+++ b/libs/ardour/windows_vst_plugin.cc
@@ -19,23 +19,30 @@
 
 #include "fst.h"
 
+#include <glibmm/fileutils.h>
+#include <glibmm/miscutils.h>
+
+#include "ardour/filesystem_paths.h"
 #include "ardour/windows_vst_plugin.h"
 #include "ardour/session.h"
 
-#include "i18n.h"
+#include "pbd/i18n.h"
 
 using namespace std;
 using namespace ARDOUR;
 using namespace PBD;
 
-WindowsVSTPlugin::WindowsVSTPlugin (AudioEngine& e, Session& session, VSTHandle* h)
+WindowsVSTPlugin::WindowsVSTPlugin (AudioEngine& e, Session& session, VSTHandle* h, int unique_id)
        : VSTPlugin (e, session, h)
 {
+       Session::vst_current_loading_id = unique_id;
        if ((_state = fst_instantiate (_handle, Session::vst_callback, this)) == 0) {
                throw failed_constructor();
        }
+       open_plugin ();
+       Session::vst_current_loading_id = 0;
 
-       set_plugin (_state->plugin);
+       init_plugin ();
 }
 
 WindowsVSTPlugin::WindowsVSTPlugin (const WindowsVSTPlugin &other)
@@ -43,11 +50,19 @@ WindowsVSTPlugin::WindowsVSTPlugin (const WindowsVSTPlugin &other)
 {
        _handle = other._handle;
 
+       Session::vst_current_loading_id = PBD::atoi(other.unique_id());
        if ((_state = fst_instantiate (_handle, Session::vst_callback, this)) == 0) {
                throw failed_constructor();
        }
-       
-       _plugin = _state->plugin;
+       open_plugin ();
+       Session::vst_current_loading_id = 0;
+
+       XMLNode* root = new XMLNode (other.state_node_name ());
+       other.add_state (root);
+       set_state (*root, Stateful::loading_state_version);
+       delete root;
+
+       init_plugin ();
 }
 
 WindowsVSTPlugin::~WindowsVSTPlugin ()
@@ -67,10 +82,10 @@ WindowsVSTPluginInfo::load (Session& session)
 
                        handle = fst_load(path.c_str());
 
-                       if ((int) handle == -1) {
+                       if (!handle) {
                                error << string_compose(_("VST: cannot load module from \"%1\""), path) << endmsg;
                        } else {
-                               plugin.reset (new WindowsVSTPlugin (session.engine(), session, handle));
+                               plugin.reset (new WindowsVSTPlugin (session.engine(), session, handle, PBD::atoi(unique_id)));
                        }
                } else {
                        error << _("You asked ardour to not use any VST plugins") << endmsg;
@@ -86,8 +101,41 @@ WindowsVSTPluginInfo::load (Session& session)
        }
 }
 
-WindowsVSTPluginInfo::WindowsVSTPluginInfo()
+std::vector<Plugin::PresetRecord>
+WindowsVSTPluginInfo::get_presets (bool user_only) const
+{
+       std::vector<Plugin::PresetRecord> p;
+#ifndef NO_PLUGIN_STATE
+       if (!Config->get_use_lxvst()) {
+               return p;
+       }
+
+       if (!user_only) {
+               // TODO cache and load factory-preset names
+       }
+
+       /* user presets */
+       XMLTree* t = new XMLTree;
+       std::string pf = Glib::build_filename (ARDOUR::user_config_directory (), "presets", string_compose ("vst-%1", unique_id));
+       if (Glib::file_test (pf, Glib::FILE_TEST_EXISTS)) {
+               t->set_filename (pf);
+               if (t->read ()) {
+                       XMLNode* root = t->root ();
+                       for (XMLNodeList::const_iterator i = root->children().begin(); i != root->children().end(); ++i) {
+                               XMLProperty const * uri = (*i)->property (X_("uri"));
+                               XMLProperty const * label = (*i)->property (X_("label"));
+                               p.push_back (Plugin::PresetRecord (uri->value(), label->value(), true));
+                       }
+               }
+       }
+       delete t;
+#endif
+
+       return p;
+}
+
+WindowsVSTPluginInfo::WindowsVSTPluginInfo (_VSTInfo* nfo) : VSTPluginInfo (nfo)
 {
-       type = ARDOUR::Windows_VST;
+       type = ARDOUR::Windows_VST;
 }