1/* FluidSynth - A Software Synthesizer
2 *
3 * Copyright (C) 2003  Peter Hanappe and others.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public License
7 * as published by the Free Software Foundation; either version 2 of
8 * the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public
16 * License along with this library; if not, write to the Free
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
18 * 02111-1307, USA
19 */
20
21
22#ifndef _FLUID_EVENT_PRIV_H
23#define _FLUID_EVENT_PRIV_H
24
25#include "fluidsynth.h"
26#include "fluid_sys.h"
27
28/* Private data for event */
29/* ?? should be optimized in size, using unions */
30struct _fluid_event_t {
31	unsigned int time;
32	int type;
33	short src;
34	short dest;
35	int channel;
36	short key;
37	short vel;
38	short control;
39	short value;
40	short id; //?? unused ?
41	int pitch;
42	unsigned int duration;
43	void* data;
44};
45
46unsigned int fluid_event_get_time(fluid_event_t* evt);
47void fluid_event_set_time(fluid_event_t* evt, unsigned int time);
48
49/* private data for sorter + heap */
50enum fluid_evt_entry_type {
51  FLUID_EVT_ENTRY_INSERT = 0,
52  FLUID_EVT_ENTRY_REMOVE
53};
54
55typedef struct _fluid_evt_entry fluid_evt_entry;
56struct _fluid_evt_entry {
57	fluid_evt_entry *next;
58	short entryType;
59	fluid_event_t evt;
60};
61
62#define HEAP_WITH_DYNALLOC 1
63/* #undef HEAP_WITH_DYNALLOC */
64
65typedef struct _fluid_evt_heap_t {
66#ifdef HEAP_WITH_DYNALLOC
67  fluid_evt_entry* freelist;
68  fluid_mutex_t mutex;
69#else
70	fluid_evt_entry* head;
71	fluid_evt_entry* tail;
72	fluid_evt_entry pool;
73#endif
74} fluid_evt_heap_t;
75
76fluid_evt_heap_t* _fluid_evt_heap_init(int nbEvents);
77void _fluid_evt_heap_free(fluid_evt_heap_t* heap);
78fluid_evt_entry* _fluid_seq_heap_get_free(fluid_evt_heap_t* heap);
79void _fluid_seq_heap_set_free(fluid_evt_heap_t* heap, fluid_evt_entry* evt);
80
81#endif /* _FLUID_EVENT_PRIV_H */
82