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fix state sync in lv2 and vst3

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This commit is contained in:
Stefano D'Angelo 2025-01-21 10:05:52 +01:00
parent 85f70c29c1
commit c6de99898d
2 changed files with 28 additions and 19 deletions
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20
templates/lv2/src/lv2.c
View File

@ -331,8 +331,8 @@ static void run(LV2_Handle instance, uint32_t sample_count) {
#if DATA_PRODUCT_CONTROL_INPUTS_N > 0
# ifdef DATA_STATE_DSP_CUSTOM
char do_set;
if (!atomic_flag_test_and_set(&i->sync_lock_flag)) {
_Bool locked = !atomic_flag_test_and_set(&i->sync_lock_flag);
if (locked) {
if (!i->synced) {
if (i->loaded) {
for (uint32_t j = 0; j < DATA_PRODUCT_CONTROL_INPUTS_N; j++) {
@ -349,10 +349,7 @@ static void run(LV2_Handle instance, uint32_t sample_count) {
}
i->synced = 1;
i->loaded = 0;
atomic_flag_clear(&i->sync_lock_flag);
do_set = 1;
} else
do_set = 0;
}
# endif
for (uint32_t j = 0; j < DATA_PRODUCT_CONTROL_INPUTS_N; j++) {
@ -362,11 +359,20 @@ static void run(LV2_Handle instance, uint32_t sample_count) {
if (v != i->params[j]) {
i->params[j] = v;
# ifdef DATA_STATE_DSP_CUSTOM
if (do_set)
if (locked) {
i->params_sync[j] = i->params[j];
# endif
plugin_set_parameter(&i->p, param_data[j].index, v);
# ifdef DATA_STATE_DSP_CUSTOM
}
# endif
}
}
# ifdef DATA_STATE_DSP_CUSTOM
if (locked)
atomic_flag_clear(&i->sync_lock_flag);
# endif
#endif
#if DATA_PRODUCT_MIDI_INPUTS_N > 0

27
templates/vst3/src/vst3.c
View File

@ -701,6 +701,7 @@ static Steinberg_tresult pluginSetState(void* thisInterface, struct Steinberg_IB
if (data)
free(data);
TRACE(err == 0 ? " ok" : " err");
return err == 0 ? Steinberg_kResultOk : Steinberg_kResultFalse;
}
@ -743,6 +744,7 @@ static Steinberg_tresult pluginGetState(void* thisInterface, struct Steinberg_IB
err = pluginStateWriteCb(p, data, length);
# endif
#endif
TRACE(err == 0 ? " ok" : " err");
return err == 0 ? Steinberg_kResultOk : Steinberg_kResultFalse;
}
@ -867,9 +869,8 @@ static Steinberg_tresult pluginSetProcessing(void* thisInterface, Steinberg_TBoo
static void processParams(pluginInstance *p, struct Steinberg_Vst_ProcessData *data, char before) {
#if DATA_PRODUCT_PARAMETERS_IN_N + DATA_PRODUCT_BUSES_MIDI_INPUT_N > 0
# ifdef DATA_STATE_DSP_CUSTOM
char do_set;
if (!atomic_flag_test_and_set(&p->syncLockFlag)) {
_Bool locked = !atomic_flag_test_and_set(&p->syncLockFlag);
if (locked) {
if (!p->synced) {
if (p->loaded) {
for (uint32_t j = 0; j < DATA_PRODUCT_PARAMETERS_IN_N; j++) {
@ -886,14 +887,13 @@ static void processParams(pluginInstance *p, struct Steinberg_Vst_ProcessData *d
}
p->synced = 1;
p->loaded = 0;
atomic_flag_clear(&p->syncLockFlag);
do_set = 1;
} else
do_set = 0;
# endif
}
if (data->inputParameterChanges == NULL)
if (data->inputParameterChanges == NULL) {
if (locked)
atomic_flag_clear(&p->syncLockFlag);
return;
}
Steinberg_int32 n = data->inputParameterChanges->lpVtbl->getParameterCount(data->inputParameterChanges);
for (Steinberg_int32 i = 0; i < n; i++) {
struct Steinberg_Vst_IParamValueQueue *q = data->inputParameterChanges->lpVtbl->getParameterData(data->inputParameterChanges, i);
@ -951,13 +951,16 @@ static void processParams(pluginInstance *p, struct Steinberg_Vst_ProcessData *d
v = parameterAdjust(parameterInData + ii, parameterMap(parameterInData + ii, v));
if (v != p->parametersIn[ii]) {
p->parametersIn[ii] = v;
# ifdef DATA_STATE_DSP_CUSTOM
if (do_set)
# endif
if (locked) {
p->parametersInSync[ii] = p->parametersIn[ii];
plugin_set_parameter(&p->p, parameterInData[ii].index, v);
}
}
# endif
}
if (locked)
atomic_flag_clear(&p->syncLockFlag);
#endif
}