X-Git-Url: https://harrygodden.com/git/?a=blobdiff_plain;f=audio.h;h=4b57a7998a13d4705284bc961c2dcf858f12b571;hb=4eccfd7252f8ff165670842df537441afae5458b;hp=60ad27ef431bccbdbe113dbe5ed0cc099d2bc341;hpb=0cf7e0563088708f2749f7dacd26ffdf1391dccc;p=carveJwlIkooP6JGAAIwe30JlM.git

diff --git a/audio.h b/audio.h
index 60ad27e..4b57a79 100644
--- a/audio.h
+++ b/audio.h
@@ -1,136 +1,58 @@
-#include "common.h"
+/*
+ * Copyright (C) 2021-2022 Mt.ZERO Software, Harry Godden - All Rights Reserved
+ */
 
-#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"
 
-static float audio_occlusion_current = 0.0f,
-             k_audio_occlusion_rate  = 1.0f;
+struct air_synth_data {
+   f32 speed;
 
-static int   k_audio_debug_soundscape = 0;
+   /* internal */
+   f32 t;
+   struct dsp_biquad lpf;
+   SDL_SpinLock sl;
 
-
-audio_clip audio_board[] =
-{
-   {.path="sound/skate.ogg", .source_mode=k_audio_source_mono_compressed },
-   {.path="sound/wheel.ogg", .source_mode=k_audio_source_mono_compressed },
-   {.path="sound/slide.ogg", .source_mode=k_audio_source_mono_compressed },
-   {.path="sound/reverb.ogg",.source_mode=k_audio_source_mono_compressed }
-};
-
-audio_player audio_player0 =
-{
-   .name = "Player0",
-};
-
-audio_player audio_player1 =
-{
-   .name = "Player1",
-};
-
-audio_player audio_player2 =
-{
-   .name = "Player2",
-};
-
-audio_player audio_player3 =
-{
-   .name = "Player3",
-};
-
-static void audio_init(void)
-{
-   audio_clip_loadn( audio_board, vg_list_size(audio_board) );
-
-   audio_lock();
-   u32 flags = AUDIO_FLAG_LOOP|AUDIO_FLAG_SPACIAL_3D;
-
-   audio_player_set_flags( &audio_player0, flags );
-   audio_player_set_flags( &audio_player1, flags );
-   audio_player_set_flags( &audio_player2, flags );
-   audio_player_set_flags( &audio_player3, AUDIO_FLAG_LOOP );
-
-   audio_player_playclip( &audio_player0, &audio_board[0] );
-   audio_player_playclip( &audio_player1, &audio_board[1] );
-   audio_player_playclip( &audio_player2, &audio_board[2] );
-   audio_player_playclip( &audio_player3, &audio_board[3] );
-
-   audio_unlock();
-
-   vg_convar_push( (struct vg_convar){
-      .name = "aud_debug_soundscape",
-      .data = &k_audio_debug_soundscape,
-      .data_type = k_convar_dtype_i32,
-      .opt_i32 = { .min=0, .max=1, .clamp=0 },
-      .persistent = 1
-   });
-
-   vg_convar_push( (struct vg_convar){
-      .name = "aud_occlusion_rate",
-      .data = &k_audio_occlusion_rate,
-      .data_type = k_convar_dtype_f32,
-      .opt_f32 = { .clamp = 0 },
-      .persistent = 1
-   });
-}
-
-static void audio_free(void)
-{
+   /* not used in locking */
+   audio_channel *channel;
 }
-
-static void audio_sample_occlusion( v3f origin )
-{
-   float d = 0.0f,
-         sample_dist = 880.0f;
-
-   int sample_count = 8;
-
-   for( int i=0; i<sample_count; i++ )
-   {
-      v3f dir;
-      vg_rand_dir( dir );
-
-      ray_hit contact;
-      contact.dist = 15.0f;
-      
-      if( ray_world( origin, dir, &contact ) )
-      {
-         d += contact.dist;
-
-         vg_line( origin, contact.pos, 0xff0000ff );
-         vg_line_pt3( contact.pos, 0.1f, 0xff0000ff );
-      }
-      else
-      {
-         v3f p1;
-         v3_muladds( origin, dir, sample_dist, p1 );
-         vg_line( origin, p1, 0xffcccccc );
-
-         d += sample_dist;
-      }
-   }
-
-   float occlusion = 1.0f - (d * (1.0f/(sample_dist*(float)sample_count))),
-         rate = ktimestep * k_audio_occlusion_rate,
-         target = powf( occlusion, 6.0f );
-   audio_occlusion_current = vg_lerpf( audio_occlusion_current, target, rate );
-}
-
-static void audio_debug_soundscapes(void)
-{
-   if( !k_audio_debug_soundscape ) return;
-
-   char buf[64];
-   snprintf( buf, 31, "occlusion: %.5f", audio_occlusion_current );
-
-   ui_global_ctx.cursor[0] = 450;
-   ui_global_ctx.cursor[1] = 10;
-   ui_global_ctx.cursor[2] = audio_occlusion_current * 200.0f;
-   ui_global_ctx.cursor[3] = 20;
-
-   gui_fill_rect( ui_global_ctx.cursor, 0x55cccccc );
-   gui_text( ui_global_ctx.cursor, buf, 1, 0 );
-}
-
-#endif /* AUDIO_H */
+extern air_audio_data;
+
+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 
+{
+   k_audio_sprite_type_none,
+   k_audio_sprite_type_grass,
+   k_audio_sprite_type_water
+};