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/reverb.ogg" },
23 { .path
="sound/grind_loop.ogg" },
24 { .path
="sound/grind_enter.ogg" },
25 { .path
="sound/grind_exit.ogg" }
28 audio_clip audio_splash
=
29 { .path
= "sound/splash.ogg" };
31 audio_clip audio_jumps
[] = {
32 { .path
= "sound/jump0.ogg" },
33 { .path
= "sound/jump1.ogg" },
36 audio_clip audio_footsteps
[] = {
37 {.path
= "sound/step_concrete0.ogg" },
38 {.path
= "sound/step_concrete1.ogg" },
39 {.path
= "sound/step_concrete2.ogg" },
40 {.path
= "sound/step_concrete3.ogg" }
43 audio_clip audio_footsteps_grass
[] = {
44 {.path
= "sound/step_bush0.ogg" },
45 {.path
= "sound/step_bush1.ogg" },
46 {.path
= "sound/step_bush2.ogg" },
47 {.path
= "sound/step_bush3.ogg" },
48 {.path
= "sound/step_bush4.ogg" },
49 {.path
= "sound/step_bush5.ogg" }
52 audio_clip audio_footsteps_wood
[] = {
53 {.path
= "sound/step_wood0.ogg" },
54 {.path
= "sound/step_wood1.ogg" },
55 {.path
= "sound/step_wood2.ogg" },
56 {.path
= "sound/step_wood3.ogg" },
57 {.path
= "sound/step_wood4.ogg" },
58 {.path
= "sound/step_wood5.ogg" }
61 audio_clip audio_lands
[] = {
62 { .path
= "sound/land0.ogg" },
63 { .path
= "sound/land1.ogg" },
64 { .path
= "sound/land2.ogg" },
65 { .path
= "sound/landsk0.ogg" },
66 { .path
= "sound/landsk1.ogg" },
67 { .path
= "sound/onto.ogg" },
68 { .path
= "sound/outo.ogg" },
71 audio_clip audio_water
[] = {
72 { .path
= "sound/wave0.ogg" },
73 { .path
= "sound/wave1.ogg" },
74 { .path
= "sound/wave2.ogg" },
75 { .path
= "sound/wave3.ogg" },
76 { .path
= "sound/wave4.ogg" },
77 { .path
= "sound/wave5.ogg" }
80 audio_clip audio_grass
[] = {
81 { .path
= "sound/grass0.ogg" },
82 { .path
= "sound/grass1.ogg" },
83 { .path
= "sound/grass2.ogg" },
84 { .path
= "sound/grass3.ogg" },
87 audio_clip audio_ambience
[] =
89 { .path
="sound/town_generic.ogg" }
92 audio_clip audio_gate_pass
= {
93 .path
= "sound/gate_pass.ogg"
96 audio_clip audio_gate_lap
= {
97 .path
= "sound/gate_lap.ogg"
100 audio_clip audio_gate_ambient
= {
101 .path
= "sound/gate_ambient.ogg"
105 audio_player ambient_player
=
110 audio_player audio_rewind_player
=
116 audio_clip audio_rewind
[] = {
117 { .path
= "sound/rewind_start.ogg" },
118 { .path
= "sound/rewind_end_1.5.ogg" },
119 { .path
= "sound/rewind_end_2.5.ogg" },
120 { .path
= "sound/rewind_end_6.5.ogg" },
121 { .path
= "sound/rewind_clack.ogg" },
124 audio_clip audio_ui
[] = {
125 { .path
= "sound/ui_click.ogg" },
126 { .path
= "sound/ui_ding.ogg" },
129 audio_clip audio_music
[] = {
130 { .path
= "sound/song.ogg", .flags
= k_audio_format_vorbis
},
131 { .path
= "sound/skate.ogg", .flags
= k_audio_format_vorbis
},
135 audio_player ambient_sprites
[4] =
137 { .name
= "Ambient Sprites 0" },
138 { .name
= "Ambient Sprites 1" },
139 { .name
= "Ambient Sprites 2" },
140 { .name
= "Ambient Sprites 3" },
143 audio_player audio_player0
=
148 audio_player audio_player1
=
153 audio_player audio_player2
=
158 audio_player audio_player3
=
163 audio_player audio_player4
=
168 audio_player audio_player_extra
=
173 audio_player audio_player_gate
=
179 VG_STATIC
void audio_init(void)
182 audio_player_init( &audio_player0
);
183 audio_player_init( &audio_player1
);
184 audio_player_init( &audio_player2
);
185 audio_player_init( &audio_player3
);
186 audio_player_init( &audio_player4
);
187 audio_player_init( &audio_player_gate
);
188 audio_player_init( &ambient_player
);
189 audio_player_init( &ambient_sprites
[0] );
190 audio_player_init( &ambient_sprites
[1] );
191 audio_player_init( &ambient_sprites
[2] );
192 audio_player_init( &ambient_sprites
[3] );
193 audio_player_init( &audio_player_extra
);
194 audio_player_init( &audio_rewind_player
);
197 audio_clip_loadn( audio_board
, vg_list_size(audio_board
), NULL
);
198 audio_clip_loadn( audio_ambience
, vg_list_size(audio_ambience
), NULL
);
199 audio_clip_loadn( &audio_splash
, 1, NULL
);
200 audio_clip_loadn( &audio_gate_pass
, 1, NULL
);
201 audio_clip_loadn( &audio_gate_lap
, 1, NULL
);
202 audio_clip_loadn( &audio_gate_ambient
, 1, NULL
);
203 audio_clip_loadn( audio_music
, vg_list_size(audio_music
), NULL
);
205 audio_clip_loadn( audio_jumps
, vg_list_size(audio_jumps
), NULL
);
206 audio_clip_loadn( audio_lands
, vg_list_size(audio_lands
), NULL
);
207 audio_clip_loadn( audio_water
, vg_list_size(audio_water
), NULL
);
208 audio_clip_loadn( audio_grass
, vg_list_size(audio_grass
), NULL
);
209 audio_clip_loadn( audio_footsteps
, vg_list_size(audio_footsteps
), NULL
);
210 audio_clip_loadn( audio_footsteps_grass
,
211 vg_list_size(audio_footsteps_grass
), NULL
);
212 audio_clip_loadn( audio_footsteps_wood
,
213 vg_list_size(audio_footsteps_wood
), NULL
);
214 audio_clip_loadn( audio_rewind
, vg_list_size(audio_rewind
), NULL
);
215 audio_clip_loadn( audio_ui
, vg_list_size(audio_ui
), NULL
);
219 u32 flags
= AUDIO_FLAG_LOOP
|AUDIO_FLAG_SPACIAL_3D
;
221 audio_player_set_flags( &audio_player0
, flags
);
222 audio_player_set_flags( &audio_player1
, flags
);
223 audio_player_set_flags( &audio_player2
, flags
);
224 audio_player_set_flags( &audio_player4
, flags
);
225 audio_player_set_flags( &audio_player_gate
, flags
);
226 audio_player_set_flags( &audio_player3
, AUDIO_FLAG_LOOP
);
227 audio_player_set_flags( &ambient_player
, AUDIO_FLAG_LOOP
);
228 audio_player_set_flags( &ambient_sprites
[0], AUDIO_FLAG_SPACIAL_3D
);
229 audio_player_set_flags( &ambient_sprites
[1], AUDIO_FLAG_SPACIAL_3D
);
230 audio_player_set_flags( &ambient_sprites
[2], AUDIO_FLAG_SPACIAL_3D
);
231 audio_player_set_flags( &ambient_sprites
[3], AUDIO_FLAG_SPACIAL_3D
);
233 audio_player_set_vol( &ambient_player
, 1.0f
);
234 audio_player_set_vol( &audio_player_gate
, 0.0f
);
235 audio_player_set_vol( &audio_player_extra
, 1.0f
);
236 audio_player_set_vol( &audio_rewind_player
, 0.2f
);
237 audio_player_set_flags( &audio_rewind_player
, 0x00 );
239 audio_player_playclip( &audio_player0
, &audio_board
[0] );
240 audio_player_playclip( &audio_player1
, &audio_board
[1] );
241 audio_player_playclip( &audio_player2
, &audio_board
[2] );
242 audio_player_playclip( &audio_player3
, &audio_board
[3] );
243 audio_player_playclip( &audio_player4
, &audio_board
[4] );
244 audio_player_playclip( &ambient_player
, &audio_ambience
[0] );
245 audio_player_playclip( &audio_player_gate
, &audio_gate_ambient
);
250 vg_var_push( (struct vg_var
){
251 .name
= "aud_debug_soundscape",
252 .data
= &k_audio_debug_soundscape
,
253 .data_type
= k_var_dtype_i32
,
254 .opt_i32
= { .min
=0, .max
=1, .clamp
=0 },
258 vg_var_push( (struct vg_var
){
259 .name
= "aud_occlusion_rate",
260 .data
= &k_audio_occlusion_rate
,
261 .data_type
= k_var_dtype_f32
,
262 .opt_f32
= { .clamp
= 0 },
267 audio_set_lfo_wave( 0, k_lfo_polynomial_bipolar
, 80.0f
);
268 audio_set_lfo_frequency( 0, 20.0f
);
272 VG_STATIC
void audio_update(void)
275 static u32 flapflop
= 0x00;
276 static audio_channel
*channel
= NULL
;
278 u32 next
= floorf( vg
.time
/ 0.1f
);
280 if( flapflop
!= next
)
285 channel
= audio_channel_crossfade( channel
,
286 &audio_music
[ next
& 0x1 ], 0.05f
,
287 AUDIO_FLAG_LOOP
|AUDIO_FLAG_SPACIAL_3D
289 channel
= audio_channel_set_spacial( channel
,
290 (v3f
){ -22.3f
, 60.1f
, -52.7f
},
293 audio_channel_sidechain_lfo( channel
, 0, 1.0f
);
299 VG_STATIC
void audio_free(void)
302 vg_warn( "UNIMPLEMENTED: audio_free()\n" );
305 VG_STATIC
void audio_sample_occlusion( v3f origin
)
308 sample_dist
= 880.0f
;
310 int sample_count
= 8;
316 world_instance
*world
= get_active_world();
318 for( int i
=0; i
<sample_count
; i
++ )
324 contact
.dist
= 15.0f
;
326 if( ray_world( world
, origin
, dir
, &contact
) )
331 vg_line( origin
, contact
.pos
, 0xff0000ff );
332 vg_line_pt3( contact
.pos
, 0.1f
, 0xff0000ff );
335 vg_line( contact
.pos
, last
, 0xffffffff );
338 v3_copy( contact
.pos
, last
);
344 v3_muladds( origin
, dir
, sample_dist
, p1
);
347 vg_line( origin
, p1
, 0xffcccccc );
356 float occlusion
= 1.0f
- (d
* (1.0f
/(sample_dist
*(float)sample_count
))),
357 rate
= VG_TIMESTEP_FIXED
* k_audio_occlusion_rate
,
358 target
= powf( vg_maxf(occlusion
,0.0f
), 6.0f
);
359 audio_occlusion_current
= vg_lerpf( audio_occlusion_current
, target
, rate
);
362 enum audio_sprite_type
364 k_audio_sprite_type_none
,
365 k_audio_sprite_type_grass
,
366 k_audio_sprite_type_water
370 * Trace out a random point, near the player to try and determine water areas
372 VG_STATIC
enum audio_sprite_type
audio_sample_sprite_random( v3f origin
,
375 v3f chance
= { (vg_randf()-0.5f
) * 30.0f
,
377 (vg_randf()-0.5f
) * 30.0f
};
380 v3_add( chance
, origin
, pos
);
383 contact
.dist
= vg_minf( 16.0f
, pos
[1] );
385 world_instance
*world
= get_active_world();
387 if( ray_world( world
, pos
, (v3f
){0.0f
,-1.0f
,0.0f
}, &contact
) ){
388 struct world_surface
*mat
= ray_hit_surface( world
, &contact
);
390 if( mat
->info
.surface_prop
== k_surface_prop_grass
){
391 v3_copy( contact
.pos
, output
);
392 return k_audio_sprite_type_grass
;
396 vg_line( pos
, contact
.pos
, 0xff0000ff );
397 vg_line_pt3( contact
.pos
, 0.3f
, 0xff0000ff );
399 return k_audio_sprite_type_none
;
407 if( world
->water
.enabled
)
408 return k_audio_sprite_type_water
;
410 return k_audio_sprite_type_none
;
413 VG_STATIC
void audio_debug_soundscapes(void)
415 if( !k_audio_debug_soundscape
) return;
418 snprintf( buf
, 31, "occlusion: %.5f", audio_occlusion_current
);
420 vg_uictx
.cursor
[0] = 450;
421 vg_uictx
.cursor
[1] = 10;
422 vg_uictx
.cursor
[2] = audio_occlusion_current
* 200.0f
;
423 vg_uictx
.cursor
[3] = 20;
425 ui_fill_rect( vg_uictx
.cursor
, 0x55cccccc );
426 ui_text( vg_uictx
.cursor
, buf
, 1, 0 );