Sampled Instrument Player with static and monolithic design. All instruments are built-in.
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/*
Calf Box, an open source musical instrument.
Copyright (C) 2010-2013 Krzysztof Foltman
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef CBOX_ENGINE_H
#define CBOX_ENGINE_H
#include "cmd.h"
#include "dom.h"
#include "io.h"
#include "midi.h"
#include "rt.h"
CBOX_EXTERN_CLASS(cbox_engine)
#define GET_RT_FROM_cbox_engine(ptr) ((ptr)->rt)
struct cbox_engine
{
CBOX_OBJECT_HEADER()
struct cbox_command_target cmd_target;
struct cbox_io_env io_env;
struct cbox_rt *rt;
struct cbox_scene **scenes;
uint32_t scene_count;
struct cbox_song_playback *spb;
struct cbox_module *effect;
struct cbox_master *master;
struct cbox_midi_buffer midibuf_aux, midibuf_jack, midibuf_song;
struct cbox_song_time_mapper *stmap;
struct cbox_midi_appsink appsink;
int spb_lock, spb_retry;
uint32_t frame_start_song_pos, song_pos_offset; // samples
};
// These use an RT command internally
extern struct cbox_engine *cbox_engine_new(struct cbox_document *doc, struct cbox_rt *rt);
extern void cbox_engine_update_song_playback(struct cbox_engine *engine);
extern void cbox_engine_update_input_connections(struct cbox_engine *engine);
extern void cbox_engine_update_output_connections(struct cbox_engine *engine);
extern void cbox_engine_add_scene(struct cbox_engine *engine, struct cbox_scene *scene);
void cbox_engine_remove_scene(struct cbox_engine *engine, struct cbox_scene *scene);
extern struct cbox_song *cbox_engine_set_song(struct cbox_engine *engine, struct cbox_song *song, int new_pos);
extern struct cbox_song *cbox_engine_set_pattern(struct cbox_engine *engine, struct cbox_midi_pattern *pattern, int new_pos);
extern void cbox_engine_set_pattern_and_destroy(struct cbox_engine *engine, struct cbox_midi_pattern *pattern);
extern void cbox_engine_send_events_to(struct cbox_engine *engine, struct cbox_midi_merger *merger, struct cbox_midi_buffer *buffer);
extern void cbox_engine_process(struct cbox_engine *engine, struct cbox_io *io, uint32_t nframes, float **output_buffers, uint32_t output_channels);
extern gboolean cbox_engine_on_transport_sync(struct cbox_engine *engine, enum cbox_transport_state state, uint32_t frame);
extern void cbox_engine_on_tempo_sync(struct cbox_engine *engine, double beats_per_minute);
extern struct cbox_midi_merger *cbox_engine_get_midi_output(struct cbox_engine *engine, struct cbox_uuid *uuid);
extern uint32_t cbox_engine_current_pos_samples(struct cbox_engine *engine);
extern int cbox_engine_get_sample_rate(struct cbox_engine *engine);
extern int cbox_engine_get_buffer_size(struct cbox_engine *engine);
#endif