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
  25 CBOX_EXTERN_CLASS(cbox_scene)
  26
  27 struct cbox_aux_bus;
  28 struct cbox_instrument;
  29 struct cbox_midi_buffer;
  30 struct cbox_recording_source;
  31 struct cbox_song_playback;
  32
  33 struct cbox_scene
  34 {
  35     CBOX_OBJECT_HEADER()
  36     struct cbox_command_target cmd_target;
  37     gchar *name;
  38     gchar *title;
  39
  40     GHashTable *instrument_hash;
  41     struct cbox_rt *rt;
  42     struct cbox_layer **layers;
  43     int layer_count;
  44     struct cbox_instrument **instruments;
  45     int instrument_count;
  46     struct cbox_aux_bus **aux_buses;
  47     int aux_bus_count;
  48     int transpose;
  49     int owns_rt;
  50     struct cbox_song_playback *spb;
  51
  52     struct cbox_recording_source *rec_mono_inputs, *rec_mono_outputs;
  53     struct cbox_recording_source *rec_stereo_inputs, *rec_stereo_outputs;
  54 };
  55
  56 extern struct cbox_scene *cbox_scene_new(struct cbox_document *document, struct cbox_rt *rt, int owns_rt);
  57 extern gboolean cbox_scene_add_layer(struct cbox_scene *scene, struct cbox_layer *layer, GError **error);
  58 extern gboolean cbox_scene_insert_layer(struct cbox_scene *scene, struct cbox_layer *layer, int pos, GError **error);
  59 extern struct cbox_layer *cbox_scene_remove_layer(struct cbox_scene *scene, int pos);
  60 extern void cbox_scene_move_layer(struct cbox_scene *scene, int oldpos, int newpos);
  61 extern gboolean cbox_scene_load(struct cbox_scene *scene, const char *section, GError **error);
  62 extern gboolean cbox_scene_remove_instrument(struct cbox_scene *scene, struct cbox_instrument *instrument);
  63 extern struct cbox_aux_bus *cbox_scene_get_aux_bus(struct cbox_scene *scene, const char *name, int allow_load, GError **error);
  64 extern void cbox_scene_render(struct cbox_scene *scene, uint32_t nframes, struct cbox_midi_buffer *midibuf_total, float *output_buffers[]);
  65 extern void cbox_scene_clear(struct cbox_scene *scene);
  66 extern struct cbox_instrument *cbox_scene_get_instrument_by_name(struct cbox_scene *scene, const char *name, gboolean load, GError **error);
  67 extern struct cbox_instrument *cbox_scene_create_instrument(struct cbox_scene *scene, const char *instrument_name, const char *engine_name, GError **error);
  68
  69
  70 #endif