2 * Copyright (C) 2021-2022 Mt.ZERO Software, Harry Godden - All Rights Reserved
12 VG_STATIC
float audio_occlusion_current
= 0.0f
,
13 k_audio_occlusion_rate
= 1.0f
;
15 VG_STATIC
int k_audio_debug_soundscape
= 0;
17 audio_clip audio_board
[] =
19 { .path
="sound/skate.ogg" },
20 { .path
="sound/wheel.ogg" },
21 { .path
="sound/slide.ogg" },
22 { .path
="sound/reverb.ogg" }
25 audio_clip audio_splash
=
26 { .path
= "sound/splash.ogg" };
28 audio_clip audio_jumps
[] = {
29 { .path
= "sound/jump0.ogg" },
30 { .path
= "sound/jump1.ogg" },
33 audio_clip audio_footsteps
[] = {
34 {.path
= "sound/step_concrete0.ogg" },
35 {.path
= "sound/step_concrete1.ogg" },
36 {.path
= "sound/step_concrete2.ogg" },
37 {.path
= "sound/step_concrete3.ogg" }
40 audio_clip audio_lands
[] = {
41 { .path
= "sound/land0.ogg" },
42 { .path
= "sound/land1.ogg" },
43 { .path
= "sound/land2.ogg" },
44 { .path
= "sound/landsk0.ogg" },
45 { .path
= "sound/landsk1.ogg" },
46 { .path
= "sound/onto.ogg" },
47 { .path
= "sound/outo.ogg" },
50 audio_clip audio_water
[] = {
51 { .path
= "sound/wave0.ogg" },
52 { .path
= "sound/wave1.ogg" },
53 { .path
= "sound/wave2.ogg" },
54 { .path
= "sound/wave3.ogg" },
55 { .path
= "sound/wave4.ogg" },
56 { .path
= "sound/wave5.ogg" }
59 audio_clip audio_grass
[] = {
60 { .path
= "sound/grass0.ogg" },
61 { .path
= "sound/grass1.ogg" },
62 { .path
= "sound/grass2.ogg" },
63 { .path
= "sound/grass3.ogg" },
66 audio_clip audio_ambience
[] =
68 { .path
="sound/town_generic.ogg" }
71 audio_clip audio_gate_pass
= {
72 .path
= "sound/gate_pass.ogg"
75 audio_clip audio_gate_lap
= {
76 .path
= "sound/gate_lap.ogg"
79 audio_clip audio_gate_ambient
= {
80 .path
= "sound/gate_ambient.ogg"
83 audio_player ambient_player
=
88 audio_player audio_rewind_player
=
93 audio_clip audio_rewind
[] = {
94 { .path
= "sound/rewind_start.ogg" },
95 { .path
= "sound/rewind_end_1.5.ogg" },
96 { .path
= "sound/rewind_end_2.5.ogg" },
97 { .path
= "sound/rewind_end_6.5.ogg" },
98 { .path
= "sound/rewind_clack.ogg" },
101 audio_clip audio_ui
[] = {
102 { .path
= "sound/ui_click.ogg" },
103 { .path
= "sound/ui_ding.ogg" },
106 audio_player ambient_sprites
[4] =
108 { .name
= "Ambient Sprites 0" },
109 { .name
= "Ambient Sprites 1" },
110 { .name
= "Ambient Sprites 2" },
111 { .name
= "Ambient Sprites 3" },
114 audio_player audio_player0
=
119 audio_player audio_player1
=
124 audio_player audio_player2
=
129 audio_player audio_player3
=
134 audio_player audio_player_extra
=
139 audio_player audio_player_gate
=
144 VG_STATIC
void audio_init(void)
146 audio_player_init( &audio_player0
);
147 audio_player_init( &audio_player1
);
148 audio_player_init( &audio_player2
);
149 audio_player_init( &audio_player3
);
150 audio_player_init( &audio_player_gate
);
151 audio_player_init( &ambient_player
);
152 audio_player_init( &ambient_sprites
[0] );
153 audio_player_init( &ambient_sprites
[1] );
154 audio_player_init( &ambient_sprites
[2] );
155 audio_player_init( &ambient_sprites
[3] );
156 audio_player_init( &audio_player_extra
);
157 audio_player_init( &audio_rewind_player
);
159 audio_clip_loadn( audio_board
, vg_list_size(audio_board
), NULL
);
160 audio_clip_loadn( audio_ambience
, vg_list_size(audio_ambience
), NULL
);
161 audio_clip_loadn( &audio_splash
, 1, NULL
);
162 audio_clip_loadn( &audio_gate_pass
, 1, NULL
);
163 audio_clip_loadn( &audio_gate_lap
, 1, NULL
);
164 audio_clip_loadn( &audio_gate_ambient
, 1, NULL
);
165 audio_clip_loadn( audio_jumps
, vg_list_size(audio_jumps
), NULL
);
166 audio_clip_loadn( audio_lands
, vg_list_size(audio_lands
), NULL
);
167 audio_clip_loadn( audio_water
, vg_list_size(audio_water
), NULL
);
168 audio_clip_loadn( audio_grass
, vg_list_size(audio_grass
), NULL
);
169 audio_clip_loadn( audio_footsteps
, vg_list_size(audio_footsteps
), NULL
);
170 audio_clip_loadn( audio_rewind
, vg_list_size(audio_rewind
), NULL
);
171 audio_clip_loadn( audio_ui
, vg_list_size(audio_ui
), NULL
);
174 u32 flags
= AUDIO_FLAG_LOOP
|AUDIO_FLAG_SPACIAL_3D
;
176 audio_player_set_flags( &audio_player0
, flags
);
177 audio_player_set_flags( &audio_player1
, flags
);
178 audio_player_set_flags( &audio_player2
, flags
);
179 audio_player_set_flags( &audio_player_gate
, flags
);
180 audio_player_set_flags( &audio_player3
, AUDIO_FLAG_LOOP
);
181 audio_player_set_flags( &ambient_player
, AUDIO_FLAG_LOOP
);
182 audio_player_set_flags( &ambient_sprites
[0], AUDIO_FLAG_SPACIAL_3D
);
183 audio_player_set_flags( &ambient_sprites
[1], AUDIO_FLAG_SPACIAL_3D
);
184 audio_player_set_flags( &ambient_sprites
[2], AUDIO_FLAG_SPACIAL_3D
);
185 audio_player_set_flags( &ambient_sprites
[3], AUDIO_FLAG_SPACIAL_3D
);
186 audio_player_set_vol( &ambient_player
, 1.0f
);
187 audio_player_set_vol( &audio_player_gate
, 0.0f
);
188 audio_player_set_vol( &audio_player_extra
, 1.0f
);
189 audio_player_set_vol( &audio_rewind_player
, 0.2f
);
190 audio_player_set_flags( &audio_rewind_player
, 0x00 );
192 audio_player_playclip( &audio_player0
, &audio_board
[0] );
193 audio_player_playclip( &audio_player1
, &audio_board
[1] );
194 audio_player_playclip( &audio_player2
, &audio_board
[2] );
195 audio_player_playclip( &audio_player3
, &audio_board
[3] );
196 audio_player_playclip( &ambient_player
, &audio_ambience
[0] );
197 audio_player_playclip( &audio_player_gate
, &audio_gate_ambient
);
201 vg_convar_push( (struct vg_convar
){
202 .name
= "aud_debug_soundscape",
203 .data
= &k_audio_debug_soundscape
,
204 .data_type
= k_convar_dtype_i32
,
205 .opt_i32
= { .min
=0, .max
=1, .clamp
=0 },
209 vg_convar_push( (struct vg_convar
){
210 .name
= "aud_occlusion_rate",
211 .data
= &k_audio_occlusion_rate
,
212 .data_type
= k_convar_dtype_f32
,
213 .opt_f32
= { .clamp
= 0 },
218 VG_STATIC
void audio_free(void*_
)
221 vg_warn( "UNIMPLEMENTED: audio_free()\n" );
224 VG_STATIC
void audio_sample_occlusion( v3f origin
)
227 sample_dist
= 880.0f
;
229 int sample_count
= 8;
235 for( int i
=0; i
<sample_count
; i
++ )
241 contact
.dist
= 15.0f
;
243 if( ray_world( origin
, dir
, &contact
) )
247 vg_line( origin
, contact
.pos
, 0xff0000ff );
248 vg_line_pt3( contact
.pos
, 0.1f
, 0xff0000ff );
251 vg_line( contact
.pos
, last
, 0xffffffff );
252 v3_copy( contact
.pos
, last
);
258 v3_muladds( origin
, dir
, sample_dist
, p1
);
259 vg_line( origin
, p1
, 0xffcccccc );
267 float occlusion
= 1.0f
- (d
* (1.0f
/(sample_dist
*(float)sample_count
))),
268 rate
= VG_TIMESTEP_FIXED
* k_audio_occlusion_rate
,
269 target
= powf( occlusion
, 6.0f
);
270 audio_occlusion_current
= vg_lerpf( audio_occlusion_current
, target
, rate
);
273 enum audio_sprite_type
275 k_audio_sprite_type_none
,
276 k_audio_sprite_type_grass
,
277 k_audio_sprite_type_water
281 * Trace out a random point, near the player to try and determine water areas
283 VG_STATIC
enum audio_sprite_type
audio_sample_sprite_random( v3f origin
,
286 v3f chance
= { (vg_randf()-0.5f
) * 30.0f
,
288 (vg_randf()-0.5f
) * 30.0f
};
291 v3_add( chance
, origin
, pos
);
294 contact
.dist
= vg_minf( 16.0f
, pos
[1] );
297 if( ray_world( pos
, (v3f
){0.0f
,-1.0f
,0.0f
}, &contact
) )
299 if( ray_hit_is_ramp( &contact
) )
301 vg_line( pos
, contact
.pos
, 0xff0000ff );
302 vg_line_pt3( contact
.pos
, 0.3f
, 0xff0000ff );
303 return k_audio_sprite_type_none
;
306 v3_copy( contact
.pos
, output
);
307 return k_audio_sprite_type_grass
;
314 return k_audio_sprite_type_water
;
317 VG_STATIC
void audio_debug_soundscapes(void)
319 if( !k_audio_debug_soundscape
) return;
322 snprintf( buf
, 31, "occlusion: %.5f", audio_occlusion_current
);
324 vg_uictx
.cursor
[0] = 450;
325 vg_uictx
.cursor
[1] = 10;
326 vg_uictx
.cursor
[2] = audio_occlusion_current
* 200.0f
;
327 vg_uictx
.cursor
[3] = 20;
329 ui_fill_rect( vg_uictx
.cursor
, 0x55cccccc );
330 ui_text( vg_uictx
.cursor
, buf
, 1, 0 );