, _state (0)
, _plugin (0)
{
-
+
}
VSTPlugin::~VSTPlugin ()
{
-
+
}
void
_plugin->dispatcher (_plugin, effMainsChanged, 0, 1, NULL, 0.0f);
}
-int
+int
VSTPlugin::set_block_size (pframes_t nframes)
{
deactivate ();
return 0;
}
-float
+float
VSTPlugin::get_parameter (uint32_t which) const
{
return _plugin->getParameter (_plugin, which);
}
-void
+void
VSTPlugin::set_parameter (uint32_t which, float newval)
{
float oldval = get_parameter (which);
}
_plugin->setParameter (_plugin, which, newval);
-
+
float curval = get_parameter (which);
if (!PBD::floateq (curval, oldval, 1)) {
for (n = child->children ().begin (); n != child->children ().end (); ++n) {
if ((*n)->is_content ()) {
/* XXX: this may be dubious for the same reasons that we delay
- execution of load_preset.
- */
+ execution of load_preset.
+ */
ret = set_chunk ((*n)->content().c_str(), false);
}
}
{
VstParameterProperties prop;
+ memset (&prop, 0, sizeof (VstParameterProperties));
desc.min_unbound = false;
desc.max_unbound = false;
prop.flags = 0;
if (_plugin->dispatcher (_plugin, effGetParameterProperties, which, 0, &prop, 0)) {
/* i have yet to find or hear of a VST plugin that uses this */
+ /* RG: faust2vsti does use this :) */
if (prop.flags & kVstParameterUsesIntegerMinMax) {
desc.lower = prop.minInteger;
desc.largestep = desc.step * 10.0f;
}
+ if (strlen(prop.label) == 0) {
+ _plugin->dispatcher (_plugin, effGetParamName, which, 0, prop.label, 0);
+ }
+
desc.toggled = prop.flags & kVstParameterIsSwitch;
desc.logarithmic = false;
desc.sr_dependent = false;
memset (label, 0, sizeof (label));
_plugin->dispatcher (_plugin, effGetParamName, which, 0, label, 0);
-
+
desc.label = label;
desc.integer_step = false;
desc.lower = 0.0f;
return s;
}
-bool
+bool
VSTPlugin::load_plugin_preset (PresetRecord r)
{
/* This is a plugin-provided preset.
#ifndef NDEBUG
int const p = sscanf (r.uri.c_str(), "VST:%d:%d", &id, &index);
assert (p == 2);
-#else
+#else
sscanf (r.uri.c_str(), "VST:%d:%d", &id, &index);
#endif
-
_state->want_program = index;
return true;
}
-bool
+bool
VSTPlugin::load_user_preset (PresetRecord r)
{
/* This is a user preset; we load it, and this code also knows about the
return false;
} else {
-
+
for (XMLNodeList::const_iterator j = (*i)->children().begin(); j != (*i)->children().end(); ++j) {
if ((*j)->name() == X_("Parameter")) {
XMLProperty* index = (*j)->property (X_("index"));
return false;
}
-string
+string
VSTPlugin::do_save_preset (string name)
{
boost::shared_ptr<XMLTree> t (presets_tree ());
return uri;
}
-void
+void
VSTPlugin::do_remove_preset (string name)
{
boost::shared_ptr<XMLTree> t (presets_tree ());
t->write (f);
}
-string
+string
VSTPlugin::describe_parameter (Evoral::Parameter param)
{
char name[64];
- memset (name, sizeof (name), 0);
+ memset (name, 0, sizeof (name));
/* some VST plugins expect this buffer to be zero-filled */
return name;
}
-framecnt_t
+framecnt_t
VSTPlugin::signal_latency () const
{
if (_user_latency) {
return *((int32_t *) (((char *) &_plugin->flags) + 12)); /* initialDelay */
}
-set<Evoral::Parameter>
+set<Evoral::Parameter>
VSTPlugin::automatable () const
{
set<Evoral::Parameter> ret;
int
VSTPlugin::connect_and_run (BufferSet& bufs,
- ChanMapping in_map, ChanMapping out_map,
- pframes_t nframes, framecnt_t offset)
+ ChanMapping in_map, ChanMapping out_map,
+ pframes_t nframes, framecnt_t offset)
{
Plugin::connect_and_run (bufs, in_map, out_map, nframes, offset);
- float *ins[_plugin->numInputs];
- float *outs[_plugin->numOutputs];
- int32_t i;
+ ChanCount bufs_count;
+ bufs_count.set(DataType::AUDIO, 1);
+ bufs_count.set(DataType::MIDI, 1);
+ _midi_out_buf = 0;
- const uint32_t nbufs = bufs.count().n_audio();
+ BufferSet& silent_bufs = _session.get_silent_buffers(bufs_count);
+ BufferSet& scratch_bufs = _session.get_scratch_buffers(bufs_count);
- int in_index = 0;
+ /* VC++ doesn't support the C99 extension that allows
+
+ typeName foo[variableDefiningSize];
+
+ Use alloca instead of dynamic array (rather than std::vector which
+ allocs on the heap) because this is realtime code.
+ */
+
+ float** ins = (float**)alloca(_plugin->numInputs*sizeof(float*));
+ float** outs = (float**)alloca(_plugin->numInputs*sizeof(float*));
+
+ int32_t i;
+
+ uint32_t in_index = 0;
for (i = 0; i < (int32_t) _plugin->numInputs; ++i) {
- ins[i] = bufs.get_audio(min((uint32_t) in_index, nbufs - 1)).data() + offset;
- in_index++;
+ uint32_t index;
+ bool valid = false;
+ index = in_map.get(DataType::AUDIO, in_index++, &valid);
+ ins[i] = (valid)
+ ? bufs.get_audio(index).data(offset)
+ : silent_bufs.get_audio(0).data(offset);
}
- int out_index = 0;
+ uint32_t out_index = 0;
for (i = 0; i < (int32_t) _plugin->numOutputs; ++i) {
- outs[i] = bufs.get_audio(min((uint32_t) out_index, nbufs - 1)).data() + offset;
- out_index++;
+ uint32_t index;
+ bool valid = false;
+ index = out_map.get(DataType::AUDIO, out_index++, &valid);
+ outs[i] = (valid)
+ ? bufs.get_audio(index).data(offset)
+ : scratch_bufs.get_audio(0).data(offset);
}
if (bufs.count().n_midi() > 0) {
- VstEvents* v = bufs.get_vst_midi (0);
- _plugin->dispatcher (_plugin, effProcessEvents, 0, 0, v, 0);
+ VstEvents* v = 0;
+ bool valid = false;
+ const uint32_t buf_index_in = in_map.get(DataType::MIDI, 0, &valid);
+ if (valid) {
+ v = bufs.get_vst_midi (buf_index_in);
+ }
+ valid = false;
+ const uint32_t buf_index_out = out_map.get(DataType::MIDI, 0, &valid);
+ if (valid) {
+ _midi_out_buf = &bufs.get_midi(buf_index_out);
+ _midi_out_buf->silence(0, 0);
+ } else {
+ _midi_out_buf = 0;
+ }
+ if (v) {
+ _plugin->dispatcher (_plugin, effProcessEvents, 0, 0, v, 0);
+ }
}
/* we already know it can support processReplacing */
- _plugin->processReplacing (_plugin, ins, outs, nframes);
+ _plugin->processReplacing (_plugin, &ins[0], &outs[0], nframes);
+ _midi_out_buf = 0;
return 0;
}
-string
+string
VSTPlugin::unique_id () const
{
char buf[32];
snprintf (buf, sizeof (buf), "%d", _plugin->uniqueID);
-
+
return string (buf);
}
-const char *
+const char *
VSTPlugin::name () const
{
return _handle->name;
}
-const char *
+const char *
VSTPlugin::maker () const
{
return _info->creator.c_str();
}
-const char *
+const char *
VSTPlugin::label () const
{
return _handle->name;
}
-uint32_t
+uint32_t
VSTPlugin::parameter_count () const
{
return _plugin->numParams;
}
-bool
+bool
VSTPlugin::has_editor () const
{
return _plugin->flags & effFlagsHasEditor;
}
-void
+void
VSTPlugin::print_parameter (uint32_t param, char *buf, uint32_t /*len*/) const
{
char *first_nonws;