add motion vectors to all shaders
[carveJwlIkooP6JGAAIwe30JlM.git] / player_audio.h
index 5402b7a6d424db068532d2f537016aec19483266..8e5c0d2c83e7affb77a30396380bde604e7e05f1 100644 (file)
@@ -1,3 +1,7 @@
+/*
+ * Copyright (C) 2021-2022 Mt.ZERO Software, Harry Godden - All Rights Reserved
+ */
+
 #ifndef PLAYER_AUDIO_H
 #define PLAYER_AUDIO_H
 
@@ -6,7 +10,7 @@
 /* 
  * Audio
  */
-static void player_audio(void)
+VG_STATIC void player_audio(void)
 {
    struct player_phys *phys = &player.phys;
 
@@ -21,44 +25,54 @@ static void player_audio(void)
 
 
    audio_lock();
-   
-   double revert_delta = vg_time - last_revert;
-   if( phys->on_board && (!_air && l2) && (fabsf(phys->slip) > 0.5f) && 
-         (revert_delta > 0.7) )
+
+   double revert_delta = vg.time - last_revert;
+   if( phys->on_board && (!_air && l2) && (revert_delta > 0.7) &&
+       (player.air_time > 0.5f) )
    {
       audio_player_set_position( &audio_player_extra, phys->rb.co );
       audio_player_set_flags( &audio_player_extra, AUDIO_FLAG_SPACIAL_3D );
       audio_player_set_vol( &audio_player_extra, 2.0f );
-      audio_player_playclip( &audio_player_extra, &audio_lands[rand()%5] );
 
-      last_revert = vg_time;
+      if( (fabsf(phys->slip) > 0.75f) )
+      {
+         audio_player_playclip( &audio_player_extra, &audio_lands[rand()%2+3] );
+      }
+      else
+      {
+         audio_player_playclip( &audio_player_extra, &audio_lands[rand()%3] );
+      }
+
+      last_revert = vg.time;
    }
 
    static float air = 0.0f;
-   air = vg_lerpf(air, phys->in_air? 1.0f: 0.0f, 5.0f*ktimestep);
+   air = vg_lerpf( air, phys->in_air? 1.0f: 0.0f, 5.0f*vg.time_delta );
 
    /* Spacial info */
    v3f ears = { 1.0f,0.0f,0.0f };
    v3f delta;
 
-   float *cam = player.camera[3],
+   float *cam = main_camera.transform[3],
          *pos = phys->rb.co;
    
    audio_player_set_position( &audio_player0, phys->rb.co );
    audio_player_set_position( &audio_player1, phys->rb.co );
    audio_player_set_position( &audio_player2, phys->rb.co );
+   audio_player_set_position( &audio_player4, phys->rb.co );
    audio_player_set_position( &audio_player_gate, world.render_gate_pos );
+   audio_player_set_vol( &audio_player_gate, 5.0f );
 
-   v3_sub( phys->rb.co, player.camera[3], delta );
+   v3_sub( phys->rb.co, main_camera.transform[3], delta );
    v3_normalize( delta );
-   m3x3_mulv( player.camera, ears, ears );
+   m3x3_mulv( main_camera.transform, ears, ears );
 
    /* TODO, Make function */
    v3_copy( ears, vg_audio.listener_ears );
-   v3_copy( player.camera[3], vg_audio.listener_pos );
+   v3_copy( main_camera.transform[3], vg_audio.listener_pos );
 
    /* Tunnel / occlusion */
-   audio_sample_occlusion( player.camera[3] );
+   audio_sample_occlusion( main_camera.transform[3] );
 
    int sprite_avail = -1;
    for( int i=0; i<vg_list_size(ambient_sprites); i++ )
@@ -90,7 +104,8 @@ static void player_audio(void)
          }
          else if( sprite_type == k_audio_sprite_type_water )
          {
-            audio_player_playclip( avail, &audio_water[rand()%6] );
+            if( world.water.enabled )
+               audio_player_playclip( avail, &audio_water[rand()%6] );
          }
       }
    }
@@ -101,6 +116,7 @@ static void player_audio(void)
       audio_player_set_vol( &audio_player1, 0.0f );
       audio_player_set_vol( &audio_player2, 0.0f );
       audio_player_set_vol( &audio_player3, 0.0f );
+      audio_player_set_vol( &audio_player4, 0.0f );
 
       int walk_phase = 0;
       if( vg_fractf(player.walk_timer) > 0.5f )
@@ -113,8 +129,28 @@ static void player_audio(void)
          audio_player_set_flags( &audio_player_extra, AUDIO_FLAG_SPACIAL_3D );
          audio_player_set_position( &audio_player_extra, phys->rb.co );
          audio_player_set_vol( &audio_player_extra, 6.0f );
-         audio_player_playclip( &audio_player_extra, 
-                                          &audio_footsteps[rand()%4] );
+
+         if( player.surface_prop == k_surface_prop_concrete )
+         {
+            audio_player_playclip( 
+              &audio_player_extra, 
+              &audio_footsteps[rand()%vg_list_size(audio_footsteps)] 
+            );
+         }
+         else if( player.surface_prop == k_surface_prop_grass )
+         {
+            audio_player_playclip( 
+              &audio_player_extra, 
+              &audio_footsteps_grass[rand()%vg_list_size(audio_footsteps_grass)]
+            );
+         }
+         else if( player.surface_prop == k_surface_prop_wood )
+         {
+            audio_player_playclip( 
+              &audio_player_extra, 
+              &audio_footsteps_wood[rand()%vg_list_size(audio_footsteps_wood)]
+            );
+         }
       }
 
       player.step_phase = walk_phase;
@@ -125,23 +161,33 @@ static void player_audio(void)
       float speed = vg_minf(v3_length( phys->rb.v )*0.1f,1.0f),
             attn  = speed,
             slide = vg_clampf( fabsf(phys->slip), 0.0f, 1.0f ),
-            vol0  = (1.0f-air)*attn*(1.0f-slide),
-            vol1  =       air *attn,
-            vol2  = (1.0f-air)*attn*slide;
+            grind = phys->grind,
+            vol0  = (1.0f-air)*attn*(1.0f-slide)*(1.0f-grind),
+            vol1  =       air *attn*(1.0f-grind),
+            vol2  = (1.0f-air)*attn*slide*(1.0f-grind),
+            vol4  = grind*2.0f;
       
-      audio_player_set_vol( &audio_player0, vol0 );
-      audio_player_set_vol( &audio_player1, vol1 );
-      audio_player_set_vol( &audio_player2, vol2 );
+      audio_player_set_vol( &audio_player0, vol0*vg.time_rate );
+      audio_player_set_vol( &audio_player1, vol1*vg.time_rate );
+      audio_player_set_vol( &audio_player2, vol2*vg.time_rate );
+      audio_player_set_vol( &audio_player4, vol4*vg.time_rate );
 
       float reverb_amt = vol0 * audio_occlusion_current * 0.5f;
+
       audio_player_set_pan( &audio_player3, 0.0f );
-      audio_player_set_vol( &audio_player3, reverb_amt );
+      audio_player_set_vol( &audio_player3, reverb_amt*vg.time_rate );
    }
    
 #if 0
    world_audio_update( cam, ears );
 #endif
    audio_unlock();
+
+   if( player.phys.in_air )
+      player.air_time += vg.time_delta;
+   else
+      player.air_time = 0.0f;
+   
 }
 
 #endif /* PLAYER_AUDIO_H */