ardour/livetrax
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triggerbox: save/restore state for assigned patch changes in MIDITrigger

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This commit is contained in:
Paul Davis 2022-02-03 09:24:30 -07:00
parent ccf5c07108
commit ead02f50b1
1 changed files with 33 additions and 2 deletions
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35
libs/ardour/triggerbox.cc
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@ -1886,6 +1886,26 @@ MIDITrigger::get_state (void)
node.set_property (X_("start"), start_offset());
XMLNode* patches_node = 0;
for (int chn = 0; chn < 16; ++chn) {
if (_patch_change[chn].is_set()) {
if (!patches_node) {
patches_node = new XMLNode (X_("PatchChanges"));
}
XMLNode* patch_node = new XMLNode (X_("PatchChange"));
patch_node->set_property (X_("channel"), _patch_change[chn].channel());
patch_node->set_property (X_("bank"), _patch_change[chn].bank());
patch_node->set_property (X_("program"), _patch_change[chn].program());
patches_node->add_child_nocopy (*patch_node);
}
}
if (patches_node) {
node.add_child_nocopy (*patches_node);
}
return node;
}
@ -1903,9 +1923,20 @@ MIDITrigger::set_state (const XMLNode& node, int version)
/* XXX need to deal with bar offsets */
_start_offset = Temporal::BBT_Offset (0, b.get_beats(), b.get_ticks());
XMLNode* patch_child = node.child (X_("PatchChanges"));
XMLNode* patches_node = node.child (X_("PatchChanges"));
if (patch_child) {
if (patches_node) {
XMLNodeList const & children = patches_node->children();
for (XMLNodeList::const_iterator i = children.begin(); i != children.end(); ++i) {
if ((*i)->name() == X_("PatchChange")) {
int c, p, b;
if ((*i)->get_property (X_("channel"), c) &&
(*i)->get_property (X_("program"), p) &&
(*i)->get_property (X_("program"), b)) {
_patch_change[c] = Evoral::PatchChange<MidiBuffer::TimeType> (0, c, p, b);
}
}
}
}
return 0;