2 * Copyright (C) 2016 Robin Gareus <robin@gareus.org>
3 * Copyright (C) 2010 Paul Davis
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2, or (at your option)
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
21 #include "ardour/vst_types.h"
24 vststate_init (VSTState* state) {
25 memset (state, 0, sizeof (VSTState));
26 pthread_mutex_init (&state->lock, 0);
27 pthread_mutex_init (&state->state_lock, 0);
28 pthread_cond_init (&state->window_status_change, 0);
29 pthread_cond_init (&state->plugin_dispatcher_called, 0);
30 pthread_cond_init (&state->window_created, 0);
31 state->want_program = -1;
34 /* This is to be called while handling VST UI events.
36 * Many plugins expect program dispatch from the GUI event-loop
37 * only (VSTPlugin::load_plugin_preset/set_chunk is invoked by
38 * the user in ardour's main GUI thread, which on Windows and Linux
39 * may *not* the VST event loop).
42 vststate_maybe_set_program (VSTState* state)
44 if (state->want_program != -1) {
45 if (state->vst_version >= 2) {
46 state->plugin->dispatcher (state->plugin, effBeginSetProgram, 0, 0, NULL, 0);
49 state->plugin->dispatcher (state->plugin, effSetProgram, 0, state->want_program, NULL, 0);
51 if (state->vst_version >= 2) {
52 state->plugin->dispatcher (state->plugin, effEndSetProgram, 0, 0, NULL, 0);
54 state->want_program = -1;
57 if (state->want_chunk == 1) {
58 pthread_mutex_lock (&state->state_lock);
59 state->plugin->dispatcher (state->plugin, 24 /* effSetChunk */, 1, state->wanted_chunk_size, state->wanted_chunk, 0);
60 state->want_chunk = 0;
61 pthread_mutex_unlock (&state->state_lock);