ardour/livetrax
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Properly copy LV2 plugin instances on replication

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This fixes issues for stateful plugins and plugins with
previously loaded preset.
This commit is contained in:
Robin Gareus 2019-02-28 04:17:54 +01:00
parent 5714e390f8
commit 4397ec9ce6
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
1 changed files with 9 additions and 1 deletions
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10
libs/ardour/lv2_plugin.cc
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@ -371,6 +371,7 @@ LV2Plugin::LV2Plugin (AudioEngine& engine,
, _no_sample_accurate_ctrl (false)
{
init(c_plugin, rate);
latency_compute_run();
}
LV2Plugin::LV2Plugin (const LV2Plugin& other)
@ -388,10 +389,16 @@ LV2Plugin::LV2Plugin (const LV2Plugin& other)
{
init(other._impl->plugin, other._sample_rate);
XMLNode root (other.state_node_name ());
other.add_state (&root);
set_state (root, Stateful::loading_state_version);
for (uint32_t i = 0; i < parameter_count(); ++i) {
_control_data[i] = other._shadow_data[i];
_shadow_data[i] = other._shadow_data[i];
}
latency_compute_run();
}
void
@ -817,6 +824,8 @@ LV2Plugin::init(const void* c_plugin, samplecnt_t rate)
if (params[i]) {
*params[i] = (void*)&_shadow_data[i];
}
} else {
_shadow_data[i] = 0;
}
} else {
_defaults[i] = 0.0f;
@ -873,7 +882,6 @@ LV2Plugin::init(const void* c_plugin, samplecnt_t rate)
load_supported_properties(_property_descriptors);
allocate_atom_event_buffers();
latency_compute_run();
}
int