63 lines
2.1 KiB
C++
63 lines
2.1 KiB
C++
/*
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* Copyright (C) 2016 Robin Gareus <robin@gareus.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <string.h>
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#include "ardour/vst_types.h"
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void
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vststate_init (VSTState* state) {
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memset (state, 0, sizeof (VSTState));
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pthread_mutex_init (&state->lock, 0);
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pthread_mutex_init (&state->state_lock, 0);
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pthread_cond_init (&state->window_status_change, 0);
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pthread_cond_init (&state->plugin_dispatcher_called, 0);
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pthread_cond_init (&state->window_created, 0);
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state->want_program = -1;
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}
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/* This is to be called while handling VST UI events.
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*
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* Many plugins expect program dispatch from the GUI event-loop
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* only (VSTPlugin::load_plugin_preset/set_chunk is invoked by
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* the user in ardour's main GUI thread, which on Windows and Linux
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* may *not* the VST event loop).
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*/
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void
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vststate_maybe_set_program (VSTState* state)
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{
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if (state->want_program != -1) {
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if (state->vst_version >= 2) {
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state->plugin->dispatcher (state->plugin, effBeginSetProgram, 0, 0, NULL, 0);
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}
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state->plugin->dispatcher (state->plugin, effSetProgram, 0, state->want_program, NULL, 0);
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if (state->vst_version >= 2) {
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state->plugin->dispatcher (state->plugin, effEndSetProgram, 0, 0, NULL, 0);
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}
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state->want_program = -1;
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}
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if (state->want_chunk == 1) {
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pthread_mutex_lock (&state->state_lock);
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state->plugin->dispatcher (state->plugin, 24 /* effSetChunk */, 1, state->wanted_chunk_size, state->wanted_chunk, 0);
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state->want_chunk = 0;
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pthread_mutex_unlock (&state->state_lock);
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}
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}
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