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_hpf.ogg" },
20 { .path
="sound/wheel.ogg" },
21 { .path
="sound/slide.ogg" },
22 { .path
="sound/grind_enter.ogg" },
23 { .path
="sound/grind_exit.ogg" },
24 { .path
="sound/grind_loop.ogg" },
25 { .path
="sound/woodslide.ogg" },
26 { .path
="sound/metalscrape.ogg" },
27 { .path
="sound/slidetap.ogg" }
30 audio_clip audio_taps
[] =
32 { .path
="sound/tap0.ogg" },
33 { .path
="sound/tap1.ogg" },
34 { .path
="sound/tap2.ogg" },
35 { .path
="sound/tap3.ogg" }
38 audio_clip audio_splash
=
39 { .path
= "sound/splash.ogg" };
41 audio_clip audio_jumps
[] = {
42 { .path
= "sound/jump0.ogg" },
43 { .path
= "sound/jump1.ogg" },
46 audio_clip audio_footsteps
[] = {
47 {.path
= "sound/step_concrete0.ogg" },
48 {.path
= "sound/step_concrete1.ogg" },
49 {.path
= "sound/step_concrete2.ogg" },
50 {.path
= "sound/step_concrete3.ogg" }
53 audio_clip audio_footsteps_grass
[] = {
54 {.path
= "sound/step_bush0.ogg" },
55 {.path
= "sound/step_bush1.ogg" },
56 {.path
= "sound/step_bush2.ogg" },
57 {.path
= "sound/step_bush3.ogg" },
58 {.path
= "sound/step_bush4.ogg" },
59 {.path
= "sound/step_bush5.ogg" }
62 audio_clip audio_footsteps_wood
[] = {
63 {.path
= "sound/step_wood0.ogg" },
64 {.path
= "sound/step_wood1.ogg" },
65 {.path
= "sound/step_wood2.ogg" },
66 {.path
= "sound/step_wood3.ogg" },
67 {.path
= "sound/step_wood4.ogg" },
68 {.path
= "sound/step_wood5.ogg" }
71 audio_clip audio_lands
[] = {
72 { .path
= "sound/land0.ogg" },
73 { .path
= "sound/land1.ogg" },
74 { .path
= "sound/land2.ogg" },
75 { .path
= "sound/landsk0.ogg" },
76 { .path
= "sound/landsk1.ogg" },
77 { .path
= "sound/onto.ogg" },
78 { .path
= "sound/outo.ogg" },
81 audio_clip audio_water
[] = {
82 { .path
= "sound/wave0.ogg" },
83 { .path
= "sound/wave1.ogg" },
84 { .path
= "sound/wave2.ogg" },
85 { .path
= "sound/wave3.ogg" },
86 { .path
= "sound/wave4.ogg" },
87 { .path
= "sound/wave5.ogg" }
90 audio_clip audio_grass
[] = {
91 { .path
= "sound/grass0.ogg" },
92 { .path
= "sound/grass1.ogg" },
93 { .path
= "sound/grass2.ogg" },
94 { .path
= "sound/grass3.ogg" },
97 audio_clip audio_ambience
[] =
99 { .path
="sound/town_generic.ogg" }
102 audio_clip audio_gate_pass
= {
103 .path
= "sound/gate_pass.ogg"
106 audio_clip audio_gate_lap
= {
107 .path
= "sound/gate_lap.ogg"
110 audio_clip audio_gate_ambient
= {
111 .path
= "sound/gate_ambient.ogg"
115 audio_player ambient_player
=
120 audio_player audio_rewind_player
=
126 audio_clip audio_rewind
[] = {
127 { .path
= "sound/rewind_start.ogg" },
128 { .path
= "sound/rewind_end_1.5.ogg" },
129 { .path
= "sound/rewind_end_2.5.ogg" },
130 { .path
= "sound/rewind_end_6.5.ogg" },
131 { .path
= "sound/rewind_clack.ogg" },
134 audio_clip audio_ui
[] = {
135 { .path
= "sound/ui_click.ogg" },
136 { .path
= "sound/ui_ding.ogg" },
139 audio_clip audio_music
[] = {
140 { .path
= "sound/song.ogg", .flags
= k_audio_format_vorbis
},
141 { .path
= "sound/skate.ogg", .flags
= k_audio_format_vorbis
},
145 audio_player ambient_sprites
[4] =
147 { .name
= "Ambient Sprites 0" },
148 { .name
= "Ambient Sprites 1" },
149 { .name
= "Ambient Sprites 2" },
150 { .name
= "Ambient Sprites 3" },
153 audio_player audio_player0
=
158 audio_player audio_player1
=
163 audio_player audio_player2
=
168 audio_player audio_player3
=
173 audio_player audio_player4
=
178 audio_player audio_player_extra
=
183 audio_player audio_player_gate
=
189 VG_STATIC
void audio_init(void)
192 audio_player_init( &audio_player0
);
193 audio_player_init( &audio_player1
);
194 audio_player_init( &audio_player2
);
195 audio_player_init( &audio_player3
);
196 audio_player_init( &audio_player4
);
197 audio_player_init( &audio_player_gate
);
198 audio_player_init( &ambient_player
);
199 audio_player_init( &ambient_sprites
[0] );
200 audio_player_init( &ambient_sprites
[1] );
201 audio_player_init( &ambient_sprites
[2] );
202 audio_player_init( &ambient_sprites
[3] );
203 audio_player_init( &audio_player_extra
);
204 audio_player_init( &audio_rewind_player
);
207 audio_clip_loadn( audio_board
, vg_list_size(audio_board
), NULL
);
208 audio_clip_loadn( audio_taps
, vg_list_size(audio_taps
), NULL
);
209 audio_clip_loadn( audio_ambience
, vg_list_size(audio_ambience
), NULL
);
210 audio_clip_loadn( &audio_splash
, 1, NULL
);
211 audio_clip_loadn( &audio_gate_pass
, 1, NULL
);
212 audio_clip_loadn( &audio_gate_lap
, 1, NULL
);
213 audio_clip_loadn( &audio_gate_ambient
, 1, NULL
);
214 audio_clip_loadn( audio_music
, vg_list_size(audio_music
), NULL
);
216 audio_clip_loadn( audio_jumps
, vg_list_size(audio_jumps
), NULL
);
217 audio_clip_loadn( audio_lands
, vg_list_size(audio_lands
), NULL
);
218 audio_clip_loadn( audio_water
, vg_list_size(audio_water
), NULL
);
219 audio_clip_loadn( audio_grass
, vg_list_size(audio_grass
), NULL
);
220 audio_clip_loadn( audio_footsteps
, vg_list_size(audio_footsteps
), NULL
);
221 audio_clip_loadn( audio_footsteps_grass
,
222 vg_list_size(audio_footsteps_grass
), NULL
);
223 audio_clip_loadn( audio_footsteps_wood
,
224 vg_list_size(audio_footsteps_wood
), NULL
);
225 audio_clip_loadn( audio_rewind
, vg_list_size(audio_rewind
), NULL
);
226 audio_clip_loadn( audio_ui
, vg_list_size(audio_ui
), NULL
);
230 u32 flags
= AUDIO_FLAG_LOOP
|AUDIO_FLAG_SPACIAL_3D
;
232 audio_player_set_flags( &audio_player0
, flags
);
233 audio_player_set_flags( &audio_player1
, flags
);
234 audio_player_set_flags( &audio_player2
, flags
);
235 audio_player_set_flags( &audio_player4
, flags
);
236 audio_player_set_flags( &audio_player_gate
, flags
);
237 audio_player_set_flags( &audio_player3
, AUDIO_FLAG_LOOP
);
238 audio_player_set_flags( &ambient_player
, AUDIO_FLAG_LOOP
);
239 audio_player_set_flags( &ambient_sprites
[0], AUDIO_FLAG_SPACIAL_3D
);
240 audio_player_set_flags( &ambient_sprites
[1], AUDIO_FLAG_SPACIAL_3D
);
241 audio_player_set_flags( &ambient_sprites
[2], AUDIO_FLAG_SPACIAL_3D
);
242 audio_player_set_flags( &ambient_sprites
[3], AUDIO_FLAG_SPACIAL_3D
);
244 audio_player_set_vol( &ambient_player
, 1.0f
);
245 audio_player_set_vol( &audio_player_gate
, 0.0f
);
246 audio_player_set_vol( &audio_player_extra
, 1.0f
);
247 audio_player_set_vol( &audio_rewind_player
, 0.2f
);
248 audio_player_set_flags( &audio_rewind_player
, 0x00 );
250 audio_player_playclip( &audio_player0
, &audio_board
[0] );
251 audio_player_playclip( &audio_player1
, &audio_board
[1] );
252 audio_player_playclip( &audio_player2
, &audio_board
[2] );
253 audio_player_playclip( &audio_player3
, &audio_board
[3] );
254 audio_player_playclip( &audio_player4
, &audio_board
[4] );
255 audio_player_playclip( &ambient_player
, &audio_ambience
[0] );
256 audio_player_playclip( &audio_player_gate
, &audio_gate_ambient
);
261 vg_var_push( (struct vg_var
){
262 .name
= "aud_debug_soundscape",
263 .data
= &k_audio_debug_soundscape
,
264 .data_type
= k_var_dtype_i32
,
265 .opt_i32
= { .min
=0, .max
=1, .clamp
=0 },
269 vg_var_push( (struct vg_var
){
270 .name
= "aud_occlusion_rate",
271 .data
= &k_audio_occlusion_rate
,
272 .data_type
= k_var_dtype_f32
,
273 .opt_f32
= { .clamp
= 0 },
278 audio_set_lfo_wave( 0, k_lfo_polynomial_bipolar
, 80.0f
);
279 audio_set_lfo_frequency( 0, 20.0f
);
283 VG_STATIC
void audio_update(void)
286 static u32 flapflop
= 0x00;
287 static audio_channel
*channel
= NULL
;
289 u32 next
= floorf( vg
.time
/ 0.1f
);
291 if( flapflop
!= next
)
296 channel
= audio_channel_crossfade( channel
,
297 &audio_music
[ next
& 0x1 ], 0.05f
,
298 AUDIO_FLAG_LOOP
|AUDIO_FLAG_SPACIAL_3D
300 channel
= audio_channel_set_spacial( channel
,
301 (v3f
){ -22.3f
, 60.1f
, -52.7f
},
304 audio_channel_sidechain_lfo( channel
, 0, 1.0f
);
310 VG_STATIC
void audio_free(void)
313 vg_warn( "UNIMPLEMENTED: audio_free()\n" );
316 VG_STATIC
void audio_sample_occlusion( v3f origin
)
319 sample_dist
= 880.0f
;
321 int sample_count
= 8;
327 world_instance
*world
= get_active_world();
329 for( int i
=0; i
<sample_count
; i
++ )
335 contact
.dist
= 15.0f
;
337 if( ray_world( world
, origin
, dir
, &contact
) )
342 vg_line( origin
, contact
.pos
, 0xff0000ff );
343 vg_line_pt3( contact
.pos
, 0.1f
, 0xff0000ff );
346 vg_line( contact
.pos
, last
, 0xffffffff );
349 v3_copy( contact
.pos
, last
);
355 v3_muladds( origin
, dir
, sample_dist
, p1
);
358 vg_line( origin
, p1
, 0xffcccccc );
367 float occlusion
= 1.0f
- (d
* (1.0f
/(sample_dist
*(float)sample_count
))),
368 rate
= VG_TIMESTEP_FIXED
* k_audio_occlusion_rate
,
369 target
= powf( vg_maxf(occlusion
,0.0f
), 6.0f
);
370 audio_occlusion_current
= vg_lerpf( audio_occlusion_current
, target
, rate
);
373 enum audio_sprite_type
375 k_audio_sprite_type_none
,
376 k_audio_sprite_type_grass
,
377 k_audio_sprite_type_water
381 * Trace out a random point, near the player to try and determine water areas
383 VG_STATIC
enum audio_sprite_type
audio_sample_sprite_random( v3f origin
,
386 v3f chance
= { (vg_randf()-0.5f
) * 30.0f
,
388 (vg_randf()-0.5f
) * 30.0f
};
391 v3_add( chance
, origin
, pos
);
394 contact
.dist
= vg_minf( 16.0f
, pos
[1] );
396 world_instance
*world
= get_active_world();
398 if( ray_world( world
, pos
, (v3f
){0.0f
,-1.0f
,0.0f
}, &contact
) ){
399 struct world_surface
*mat
= ray_hit_surface( world
, &contact
);
401 if( mat
->info
.surface_prop
== k_surface_prop_grass
){
402 v3_copy( contact
.pos
, output
);
403 return k_audio_sprite_type_grass
;
407 vg_line( pos
, contact
.pos
, 0xff0000ff );
408 vg_line_pt3( contact
.pos
, 0.3f
, 0xff0000ff );
410 return k_audio_sprite_type_none
;
418 if( world
->water
.enabled
)
419 return k_audio_sprite_type_water
;
421 return k_audio_sprite_type_none
;
424 VG_STATIC
void audio_debug_soundscapes(void)
426 if( !k_audio_debug_soundscape
) return;
429 snprintf( buf
, 31, "occlusion: %.5f", audio_occlusion_current
);
431 vg_uictx
.cursor
[0] = 450;
432 vg_uictx
.cursor
[1] = 10;
433 vg_uictx
.cursor
[2] = audio_occlusion_current
* 200.0f
;
434 vg_uictx
.cursor
[3] = 20;
436 ui_fill_rect( vg_uictx
.cursor
, 0x55cccccc );
437 ui_text( vg_uictx
.cursor
, buf
, 1, 0 );