include/xas/drone.h


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139

#ifndef _XAS_DRONE_H
#define _XAS_DRONE_H

#include <stdarg.h>
#include <sys/time.h>

#include <xas/spatial.h>
#include <xas/vox.h>
#include <xas/seq.h>

#define XAS_DRONE_VOX_BUFFER_SIZE    735
#define XAS_DRONE_VOX_TEXT2WAVE_PATH "/usr/bin/text2wave"

#define XAS_DRONE_CHAMBER_BASS_FREQUENCY 20 /* Hz */
#define XAS_DRONE_CHAMBER_BASS_TYPE      XAS_SYNTH_SQUARE

typedef struct _xas_drone {
    xas_bank *bank;
    xas_spatial_scene *scene;
    xas_spatial_object *obj;

} xas_drone;

typedef struct _xas_drone_vox {
    xas_drone *drone;
    xas_vox *obj;
} xas_drone_vox;

typedef struct _xas_drone_chamber_interval {
    struct timeval duration;

    size_t freq_l,
           freq_r;

    enum xas_synth_type type_l,
                          type_r;
} xas_drone_chamber_interval;

typedef struct _xas_drone_chamber_speech {
    size_t drone_index,
           speech_line;
} xas_drone_chamber_speech;

typedef struct _xas_drone_chamber {
    xas_drone **drones;
    size_t drone_count;

    xas_spatial_object *synth_bass,
                         *synth_l,
                         *synth_r;
} xas_drone_chamber;

/*
 * Methods for individual drones
 */
xas_drone *xas_drone_new(xas_spatial_scene *scene,
                             xas_spatial_coord position,
                             size_t bank_entry_size,
                             size_t bank_entry_count);

void xas_drone_destroy(xas_drone *drone);

xas_spatial_object *xas_drone_get_spatial_object(xas_drone *drone);

int xas_drone_speech_import(xas_drone *drone,
                              const char *voice,
                              float speed,
                              size_t speech_sample_first,
                              size_t speech_sample_count,
                              const char **speech_lines);

/*
 * Methods for drone vocalisations
 */
xas_drone_vox *xas_drone_vox_new(xas_drone *drone);

void xas_drone_vox_destroy(xas_drone_vox *vox);

int xas_drone_vox_set_voice(xas_drone_vox *vox, const char *voice);

int xas_drone_vox_set_speed(xas_drone_vox *vox, float speed);

int xas_drone_vox_vsayf(xas_drone_vox *vox,
                          const char *format,
                          va_list args);

int xas_drone_vox_sayf(xas_drone_vox *vox, const char *format, ...);

int xas_drone_vox_say(xas_drone_vox *vox, const char *text);

int xas_drone_vox_save(xas_drone_vox *vox, size_t sample_index);

/*
 * Drone conversion chamber methods
 */
xas_drone_chamber *xas_drone_chamber_new(xas_spatial_scene *scene,
                                             xas_spatial_coord location,
                                             size_t drone_count);

void xas_drone_chamber_destroy(xas_drone_chamber *chamber);

void xas_drone_chamber_insert_drone(xas_drone_chamber *chamber,
                                      xas_drone *drone,
                                      size_t index);

void xas_drone_chamber_set_drone_gain(xas_drone_chamber *chamber, float gain);

void xas_drone_chamber_set_synth_gain(xas_drone_chamber *chamber, float gain);

void xas_drone_chamber_set_bass_gain(xas_drone_chamber *chamber, float gain);

void xas_drone_chamber_bass_start(xas_drone_chamber *chamber);

void xas_drone_chamber_bass_stop(xas_drone_chamber *chamber);

void xas_drone_chamber_bass_set_type(xas_drone_chamber *chamber,
                                       enum xas_synth_type type);

void xas_drone_chamber_bass_set_frequency(xas_drone_chamber *chamber,
                                            size_t freq);

int xas_drone_chamber_seq_intervals(xas_drone_chamber *chamber,
                                      xas_drone_chamber_interval *intervals,
                                      xas_seq *seq,
                                      size_t count,
                                      struct timeval *now);

int xas_drone_chamber_seq_speech(xas_drone_chamber *chamber,
                                   xas_drone *drone,
                                   xas_seq *seq,
                                   size_t speech_part,
                                   struct timeval *now);

int xas_drone_chamber_seq_chorus(xas_drone_chamber *chamber,
                                   xas_seq *seq,
                                   size_t speech_part,
                                   struct timeval *now);

#endif /* _XAS_DRONE_H */