* Copyright (C) 2021-2022 Mt.ZERO Software, Harry Godden - All Rights Reserved
*/
-#include "common.h"
-
-#ifndef AUDIO_H
-#define AUDIO_H
+#pragma once
+#include "vg/vg_engine.h"
+#include "vg/vg_audio.h"
+#include "vg/vg_audio_dsp.h"
#include "world.h"
-VG_STATIC float audio_occlusion_current = 0.0f,
- k_audio_occlusion_rate = 1.0f;
-
-VG_STATIC int k_audio_debug_soundscape = 0;
-
-audio_clip audio_board[] =
-{
- { .path="sound/skate_hpf.ogg" },
- { .path="sound/wheel.ogg" },
- { .path="sound/slide.ogg" },
- { .path="sound/grind_enter.ogg" },
- { .path="sound/grind_exit.ogg" },
- { .path="sound/grind_loop.ogg" },
- { .path="sound/woodslide.ogg" },
- { .path="sound/metalscrape.ogg" },
- { .path="sound/slidetap.ogg" }
-};
-
-audio_clip audio_taps[] =
-{
- { .path="sound/tap0.ogg" },
- { .path="sound/tap1.ogg" },
- { .path="sound/tap2.ogg" },
- { .path="sound/tap3.ogg" }
-};
-
-audio_clip audio_hits[] =
-{
- { .path="sound/hit0.ogg" },
- { .path="sound/hit1.ogg" },
- { .path="sound/hit2.ogg" },
- { .path="sound/hit3.ogg" },
- { .path="sound/hit4.ogg" }
-};
-
-audio_clip audio_splash =
-{ .path = "sound/splash.ogg" };
-
-audio_clip audio_jumps[] = {
- { .path = "sound/jump0.ogg" },
- { .path = "sound/jump1.ogg" },
-};
-
-audio_clip audio_footsteps[] = {
- {.path = "sound/step_concrete0.ogg" },
- {.path = "sound/step_concrete1.ogg" },
- {.path = "sound/step_concrete2.ogg" },
- {.path = "sound/step_concrete3.ogg" }
-};
-
-audio_clip audio_footsteps_grass[] = {
- {.path = "sound/step_bush0.ogg" },
- {.path = "sound/step_bush1.ogg" },
- {.path = "sound/step_bush2.ogg" },
- {.path = "sound/step_bush3.ogg" },
- {.path = "sound/step_bush4.ogg" },
- {.path = "sound/step_bush5.ogg" }
-};
-
-audio_clip audio_footsteps_wood[] = {
- {.path = "sound/step_wood0.ogg" },
- {.path = "sound/step_wood1.ogg" },
- {.path = "sound/step_wood2.ogg" },
- {.path = "sound/step_wood3.ogg" },
- {.path = "sound/step_wood4.ogg" },
- {.path = "sound/step_wood5.ogg" }
-};
-
-audio_clip audio_lands[] = {
- { .path = "sound/land0.ogg" },
- { .path = "sound/land1.ogg" },
- { .path = "sound/land2.ogg" },
- { .path = "sound/landsk0.ogg" },
- { .path = "sound/landsk1.ogg" },
- { .path = "sound/onto.ogg" },
- { .path = "sound/outo.ogg" },
-};
-
-audio_clip audio_water[] = {
- { .path = "sound/wave0.ogg" },
- { .path = "sound/wave1.ogg" },
- { .path = "sound/wave2.ogg" },
- { .path = "sound/wave3.ogg" },
- { .path = "sound/wave4.ogg" },
- { .path = "sound/wave5.ogg" }
-};
-
-audio_clip audio_grass[] = {
- { .path = "sound/grass0.ogg" },
- { .path = "sound/grass1.ogg" },
- { .path = "sound/grass2.ogg" },
- { .path = "sound/grass3.ogg" },
-};
+struct air_synth_data {
+ f32 speed;
-audio_clip audio_ambience[] =
-{
- { .path="sound/town_generic.ogg" }
-};
-
-audio_clip audio_gate_pass = {
- .path = "sound/gate_pass.ogg"
-};
-
-audio_clip audio_gate_lap = {
- .path = "sound/gate_lap.ogg"
-};
-
-audio_clip audio_gate_ambient = {
-.path = "sound/gate_ambient.ogg"
-};
+ /* internal */
+ f32 t;
+ struct dsp_biquad lpf;
+ SDL_SpinLock sl;
-audio_clip audio_rewind[] = {
-{ .path = "sound/rewind_start.ogg" },
-{ .path = "sound/rewind_end_1.5.ogg" },
-{ .path = "sound/rewind_end_2.5.ogg" },
-{ .path = "sound/rewind_end_6.5.ogg" },
-{ .path = "sound/rewind_clack.ogg" },
-};
-
-audio_clip audio_ui[] = {
- { .path = "sound/ui_click.ogg" },
- { .path = "sound/ui_ding.ogg" },
-};
-
-VG_STATIC void audio_init(void)
-{
- audio_clip_loadn( audio_board, vg_list_size(audio_board), NULL );
- audio_clip_loadn( audio_taps, vg_list_size(audio_taps), NULL );
- audio_clip_loadn( audio_hits, vg_list_size(audio_hits), NULL );
- audio_clip_loadn( audio_ambience, vg_list_size(audio_ambience), NULL );
- audio_clip_loadn( &audio_splash, 1, NULL );
- audio_clip_loadn( &audio_gate_pass, 1, NULL );
- audio_clip_loadn( &audio_gate_lap, 1, NULL );
- audio_clip_loadn( &audio_gate_ambient, 1, NULL );
-
- audio_clip_loadn( audio_jumps, vg_list_size(audio_jumps), NULL );
- audio_clip_loadn( audio_lands, vg_list_size(audio_lands), NULL );
- audio_clip_loadn( audio_water, vg_list_size(audio_water), NULL );
- audio_clip_loadn( audio_grass, vg_list_size(audio_grass), NULL );
- audio_clip_loadn( audio_footsteps, vg_list_size(audio_footsteps), NULL );
- audio_clip_loadn( audio_footsteps_grass,
- vg_list_size(audio_footsteps_grass), NULL );
- audio_clip_loadn( audio_footsteps_wood,
- vg_list_size(audio_footsteps_wood), NULL );
- audio_clip_loadn( audio_rewind, vg_list_size(audio_rewind), NULL );
- audio_clip_loadn( audio_ui, vg_list_size(audio_ui), NULL );
-
- vg_var_push( (struct vg_var){
- .name = "aud_debug_soundscape",
- .data = &k_audio_debug_soundscape,
- .data_type = k_var_dtype_i32,
- .opt_i32 = { .min=0, .max=1, .clamp=0 },
- .persistent = 1
- });
-
- vg_var_push( (struct vg_var){
- .name = "aud_occlusion_rate",
- .data = &k_audio_occlusion_rate,
- .data_type = k_var_dtype_f32,
- .opt_f32 = { .clamp = 0 },
- .persistent = 1
- });
-
- audio_lock();
- audio_set_lfo_wave( 0, k_lfo_polynomial_bipolar, 80.0f );
- audio_set_lfo_frequency( 0, 20.0f );
- audio_unlock();
+ /* not used in locking */
+ audio_channel *channel;
}
+extern air_audio_data;
-VG_STATIC void audio_free(void)
-{
- /* TODO! */
- vg_warn( "UNIMPLEMENTED: audio_free()\n" );
-}
+void audio_init(void);
+void audio_ambient_sprite_play( v3f co, audio_clip *clip );
+void audio_ambient_sprites_update( world_instance *world, v3f co );
+
+/* TODO(ASSETS):
+ * Have these as asignable ID's and not a bunch of different arrays.
+ */
+extern audio_clip audio_board[];
+extern audio_clip audio_taps[];
+extern audio_clip audio_flips[];
+extern audio_clip audio_hits[];
+extern audio_clip audio_splash;
+extern audio_clip audio_jumps[];
+extern audio_clip audio_footsteps[];
+extern audio_clip audio_footsteps_grass[];
+extern audio_clip audio_footsteps_wood[];
+extern audio_clip audio_lands[];
+extern audio_clip audio_water[];
+extern audio_clip audio_grass[];
+extern audio_clip audio_ambience[];
+extern audio_clip audio_gate_pass;
+extern audio_clip audio_gate_lap;
+extern audio_clip audio_gate_ambient;
+extern audio_clip audio_rewind[];
+extern audio_clip audio_ui[];
+extern audio_clip audio_challenge[];
enum audio_sprite_type
{
k_audio_sprite_type_grass,
k_audio_sprite_type_water
};
-
-/*
- * Trace out a random point, near the player to try and determine water areas
- */
-VG_STATIC enum audio_sprite_type audio_sample_sprite_random( v3f origin,
- v3f output )
-{
- v3f chance = { (vg_randf()-0.5f) * 30.0f,
- 8.0f,
- (vg_randf()-0.5f) * 30.0f };
-
- v3f pos;
- v3_add( chance, origin, pos );
-
- ray_hit contact;
- contact.dist = vg_minf( 16.0f, pos[1] );
-
- world_instance *world = get_active_world();
-
- if( ray_world( world, pos, (v3f){0.0f,-1.0f,0.0f}, &contact ) ){
- struct world_surface *mat = ray_hit_surface( world, &contact );
-
- if( mat->info.surface_prop == k_surface_prop_grass){
- v3_copy( contact.pos, output );
- return k_audio_sprite_type_grass;
- }
- else{
-#if 0
- vg_line( pos, contact.pos, 0xff0000ff );
- vg_line_pt3( contact.pos, 0.3f, 0xff0000ff );
-#endif
- return k_audio_sprite_type_none;
- }
- }
-
- output[0] = pos[0];
- output[1] = 0.0f;
- output[2] = pos[2];
-
- float dist = fabsf(output[1] - origin[1]);
-
- if( world->water.enabled && dist<=40.0f )
- return k_audio_sprite_type_water;
- else
- return k_audio_sprite_type_none;
-}
-
-VG_STATIC void audio_ambient_sprite_play( v3f co, audio_clip *clip )
-{
- audio_lock();
- u32 channel_id = 31342352;
- audio_channel *ch = audio_get_group_idle_channel( channel_id, 4 );
-
- if( ch ){
- audio_channel_init( ch, clip, AUDIO_FLAG_SPACIAL_3D );
- audio_channel_group( ch, channel_id );
- audio_channel_set_spacial( ch, co, 80.0f );
- audio_channel_edit_volume( ch, 1.0f, 1 );
- ch = audio_relinquish_channel( ch );
- }
- audio_unlock();
-}
-
-VG_STATIC void audio_ambient_sprites_update( world_instance *world, v3f co )
-{
- static float accum = 0.0f;
- accum += vg.frame_delta;
-
- if( accum > 0.1f )
- accum -= 0.1f;
- else return;
-
- v3f sprite_pos;
- enum audio_sprite_type sprite_type =
- audio_sample_sprite_random( co, sprite_pos );
-
- if( sprite_type != k_audio_sprite_type_none ){
- if( sprite_type == k_audio_sprite_type_grass ){
- audio_ambient_sprite_play( sprite_pos, &audio_grass[rand()%4] );
- }
- else if( sprite_type == k_audio_sprite_type_water ){
- if( world->water.enabled )
- audio_ambient_sprite_play( sprite_pos, &audio_water[rand()%6] );
- }
- }
-}
-
-#endif /* AUDIO_H */
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