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Communicate sample zero position to plugin so it can store/restore it, and code to actually do the store/restore

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This commit is contained in:
Nick Lanham
2012-04-03 23:38:41 +02:00
parent 0dadd354c3
commit 8da1de3091
3 changed files with 48 additions and 5 deletions
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25
drmr.c
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@@ -79,6 +79,12 @@ instantiate(const LV2_Descriptor* descriptor,
drmr->ignore_velocity = false;
drmr->ignore_note_off = true;
#ifdef DRMR_UI_ZERO_SAMP
drmr->zero_position = DRMR_UI_ZERO_SAMP;
#else
drmr->zero_position = 0;
#endif
if (pthread_mutex_init(&drmr->load_mutex, 0)) {
fprintf(stderr, "Could not initialize load_mutex.\n");
free(drmr);
@@ -183,6 +189,8 @@ static inline LV2_Atom *build_state_message(DrMr *drmr) {
lv2_atom_forge_bool(&drmr->forge, drmr->ignore_velocity?true:false);
lv2_atom_forge_property_head(&drmr->forge, drmr->uris.note_off_toggle,0);
lv2_atom_forge_bool(&drmr->forge, drmr->ignore_note_off?true:false);
lv2_atom_forge_property_head(&drmr->forge, drmr->uris.zero_position,0);
lv2_atom_forge_int(&drmr->forge, drmr->zero_position);
lv2_atom_forge_pop(&drmr->forge,&set_frame);
return msg;
}
@@ -303,11 +311,13 @@ static void run(LV2_Handle instance, uint32_t n_samples) {
const LV2_Atom* trigger = NULL;
const LV2_Atom* ignvel = NULL;
const LV2_Atom* ignno = NULL;
const LV2_Atom* zerop = NULL;
lv2_object_get(obj,
drmr->uris.kit_path, &path,
drmr->uris.sample_trigger, &trigger,
drmr->uris.velocity_toggle, &ignvel,
drmr->uris.note_off_toggle, &ignno,
drmr->uris.zero_position, &zerop,
0);
if (path) {
int reqPos = (drmr->curReq+1)%REQ_BUF_SIZE;
@@ -331,6 +341,8 @@ static void run(LV2_Handle instance, uint32_t n_samples) {
drmr->ignore_velocity = ((const LV2_Atom_Bool*)ignvel)->body;
if (ignno)
drmr->ignore_note_off = ((const LV2_Atom_Bool*)ignno)->body;
if (zerop)
drmr->zero_position = ((const LV2_Atom_Int*)zerop)->body;
} else if (obj->body.otype == drmr->uris.get_state) {
lv2_atom_forge_frame_time(&drmr->forge, 0);
build_state_message(drmr);
@@ -455,6 +467,14 @@ void save_state(LV2_Handle instance,
drmr->uris.bool_urid,
LV2_STATE_IS_POD | LV2_STATE_IS_PORTABLE))
fprintf(stderr,"Store of ignore note off failed\n");
if (store(handle,
drmr->uris.zero_position,
&drmr->zero_position,
sizeof(int),
drmr->uris.int_urid,
LV2_STATE_IS_POD | LV2_STATE_IS_PORTABLE))
fprintf(stderr,"Store of sample zero position failed\n");
}
void restore_state(LV2_Handle instance,
@@ -509,6 +529,11 @@ void restore_state(LV2_Handle instance,
retrieve(handle, drmr->uris.note_off_toggle, &size, &type, &fgs);
if (ignore_note_off)
drmr->ignore_note_off = *ignore_note_off?true:false;
const int* zero_position =
retrieve(handle, drmr->uris.zero_position, &size, &type, &fgs);
if (zero_position)
drmr->zero_position = *zero_position;
}