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Diffstat (limited to 'libs/fluidsynth/src/fluid_event.h')
-rw-r--r-- | libs/fluidsynth/src/fluid_event.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/libs/fluidsynth/src/fluid_event.h b/libs/fluidsynth/src/fluid_event.h new file mode 100644 index 0000000000..4beb0147e5 --- /dev/null +++ b/libs/fluidsynth/src/fluid_event.h @@ -0,0 +1,87 @@ +/* FluidSynth - A Software Synthesizer + * + * Copyright (C) 2003 Peter Hanappe and others. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public License + * as published by the Free Software Foundation; either version 2.1 of + * the License, or (at your option) any later version. + * + * This library 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA + */ + + +#ifndef _FLUID_EVENT_PRIV_H +#define _FLUID_EVENT_PRIV_H + +#include "fluidsynth.h" +#include "fluid_sys.h" + +/* Private data for event */ +/* ?? should be optimized in size, using unions */ +struct _fluid_event_t +{ + unsigned int time; + int type; + fluid_seq_id_t src; + fluid_seq_id_t dest; + int channel; + short key; + short vel; + short control; + short value; + short id; //?? unused ? + int pitch; + unsigned int duration; + void *data; +}; + +unsigned int fluid_event_get_time(fluid_event_t *evt); +void fluid_event_set_time(fluid_event_t *evt, unsigned int time); + +void fluid_event_clear(fluid_event_t *evt); + +/* private data for sorter + heap */ +enum fluid_evt_entry_type +{ + FLUID_EVT_ENTRY_INSERT = 0, + FLUID_EVT_ENTRY_REMOVE +}; + +typedef struct _fluid_evt_entry fluid_evt_entry; +struct _fluid_evt_entry +{ + fluid_evt_entry *next; + short entryType; + fluid_event_t evt; +}; + +#define HEAP_WITH_DYNALLOC 1 +/* #undef HEAP_WITH_DYNALLOC */ + +typedef struct _fluid_evt_heap_t +{ +#ifdef HEAP_WITH_DYNALLOC + fluid_evt_entry *freelist; + fluid_mutex_t mutex; +#else + fluid_evt_entry *head; + fluid_evt_entry *tail; + fluid_evt_entry pool; +#endif +} fluid_evt_heap_t; + +fluid_evt_heap_t *_fluid_evt_heap_init(int nbEvents); +void _fluid_evt_heap_free(fluid_evt_heap_t *heap); +fluid_evt_entry *_fluid_seq_heap_get_free(fluid_evt_heap_t *heap); +void _fluid_seq_heap_set_free(fluid_evt_heap_t *heap, fluid_evt_entry *evt); + +#endif /* _FLUID_EVENT_PRIV_H */ |