X-Git-Url: https://harrygodden.com/git/?a=blobdiff_plain;f=audio.h;h=4b57a7998a13d4705284bc961c2dcf858f12b571;hb=4eccfd7252f8ff165670842df537441afae5458b;hp=097093350608dd972b38e31e7178cd814b4a9f83;hpb=cca3ca3a92572c77f34a99ffa2f3d9a69d029000;p=carveJwlIkooP6JGAAIwe30JlM.git

diff --git a/audio.h b/audio.h
index 0970933..4b57a79 100644
--- a/audio.h
+++ b/audio.h
@@ -2,187 +2,53 @@
  * 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_free(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 
 {
@@ -190,91 +56,3 @@ 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 */