scene.h

   1 /*
   2 Calf Box, an open source musical instrument.
   3 Copyright (C) 2010-2011 Krzysztof Foltman
   4
   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 3 of the License, or
   8 (at your option) any later version.
   9
  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.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 */
  18
  19 #ifndef CBOX_SCENE_H
  20 #define CBOX_SCENE_H
  21
  22 #include "cmd.h"
  23 #include "dom.h"
  24 #include "mididest.h"
  25
  26 CBOX_EXTERN_CLASS(cbox_scene)
  27
  28 struct cbox_aux_bus;
  29 struct cbox_instrument;
  30 struct cbox_midi_buffer;
  31 struct cbox_recording_source;
  32 struct cbox_song_playback;
  33
  34 struct cbox_scene
  35 {
  36     CBOX_OBJECT_HEADER()
  37     struct cbox_command_target cmd_target;
  38     gchar *name;
  39     gchar *title;
  40
  41     GHashTable *instrument_hash;
  42     struct cbox_rt *rt;
  43     struct cbox_layer **layers;
  44     int layer_count;
  45     struct cbox_instrument **instruments;
  46     int instrument_count;
  47     struct cbox_aux_bus **aux_buses;
  48     int aux_bus_count;
  49     int transpose;
  50     struct cbox_engine *engine;
  51     struct cbox_midi_merger scene_input_merger;
  52     struct cbox_midi_buffer midibuf_total;
  53
  54     struct cbox_midi_input **connected_inputs;
  55     int connected_input_count;
  56
  57     gboolean enable_default_song_input, enable_default_external_input;
  58
  59     struct cbox_recording_source *rec_mono_inputs, *rec_mono_outputs;
  60     struct cbox_recording_source *rec_stereo_inputs, *rec_stereo_outputs;
  61 };
  62
  63 extern struct cbox_scene *cbox_scene_new(struct cbox_document *document, struct cbox_engine *engine);
  64 extern gboolean cbox_scene_add_layer(struct cbox_scene *scene, struct cbox_layer *layer, GError **error);
  65 extern gboolean cbox_scene_insert_layer(struct cbox_scene *scene, struct cbox_layer *layer, int pos, GError **error);
  66 extern struct cbox_layer *cbox_scene_remove_layer(struct cbox_scene *scene, int pos);
  67 extern void cbox_scene_move_layer(struct cbox_scene *scene, int oldpos, int newpos);
  68 extern gboolean cbox_scene_load(struct cbox_scene *scene, const char *section, GError **error);
  69 extern gboolean cbox_scene_remove_instrument(struct cbox_scene *scene, struct cbox_instrument *instrument);
  70 extern struct cbox_aux_bus *cbox_scene_get_aux_bus(struct cbox_scene *scene, const char *name, int allow_load, GError **error);
  71 extern void cbox_scene_render(struct cbox_scene *scene, uint32_t nframes, float *output_buffers[]);
  72 extern void cbox_scene_clear(struct cbox_scene *scene);
  73 extern void cbox_scene_update_connected_inputs(struct cbox_scene *scene);
  74 extern struct cbox_instrument *cbox_scene_get_instrument_by_name(struct cbox_scene *scene, const char *name, gboolean load, GError **error);
  75 extern struct cbox_instrument *cbox_scene_create_instrument(struct cbox_scene *scene, const char *instrument_name, const char *engine_name, GError **error);
  76
  77
  78 #endif