X-Git-Url: https://harrygodden.com/git/?a=blobdiff_plain;f=world_volumes.c;h=ae507d0cffec927296435ae7f3bd0c25677de15e;hb=5fa590f62aa7e62a8b6b07e10556c2ecc54cdca6;hp=c08fe43155de12533c5e106b8779f72a6bfc9895;hpb=342fcbf6fda017bdd38d56ce0fa7c9e59e589f3b;p=carveJwlIkooP6JGAAIwe30JlM.git

diff --git a/world_volumes.c b/world_volumes.c
index c08fe43..ae507d0 100644
--- a/world_volumes.c
+++ b/world_volumes.c
@@ -1,55 +1,103 @@
-#ifndef WORLD_VOLUMES_C
-#define WORLD_VOLUMES_C
-
 #include "world_volumes.h"
 
-/*
- * BVH implementation
- * ----------------------------------------------------------------------------
- */
-
-VG_STATIC void volume_vg_expand_bound( void *user, boxf bound, u32 item_index )
+void world_volumes_update( world_instance *world, v3f pos )
 {
-   world_instance *world = user;
-
-   ent_volume *volume = mdl_arritm( &world->ent_volume, item_index );
-
-   m4x3_expand_aabb_point( volume->to_world, bound, (v3f){ 1.0f, 1.0f, 1.0f} );
-   m4x3_expand_aabb_point( volume->to_world, bound, (v3f){ 1.0f, 1.0f,-1.0f} );
-   m4x3_expand_aabb_point( volume->to_world, bound, (v3f){ 1.0f,-1.0f, 1.0f} );
-   m4x3_expand_aabb_point( volume->to_world, bound, (v3f){ 1.0f,-1.0f,-1.0f} );
-   m4x3_expand_aabb_point( volume->to_world, bound, (v3f){-1.0f, 1.0f, 1.0f} );
-   m4x3_expand_aabb_point( volume->to_world, bound, (v3f){-1.0f, 1.0f,-1.0f} );
-   m4x3_expand_aabb_point( volume->to_world, bound, (v3f){-1.0f,-1.0f, 1.0f} );
-   m4x3_expand_aabb_point( volume->to_world, bound, (v3f){-1.0f,-1.0f,-1.0f} );
-}
+   /* filter and check the existing ones */
+   u32 j=0;
+   for( u32 i=0; i<world_static.active_trigger_volume_count; i++ ){
+      i32 idx = world_static.active_trigger_volumes[i];
+      ent_volume *volume = mdl_arritm( &world->ent_volume, idx );
 
-VG_STATIC float volume_vg_centroid( void *user, u32 item_index, int axis )
-{
-   world_instance *world = user;
-   ent_volume *volume = mdl_arritm( &world->ent_volume, item_index );
-   return volume->to_world[3][axis];
-}
+      v3f local;
+      m4x3_mulv( volume->to_local, pos, local );
+      if( (fabsf(local[0]) <= 1.0f) &&
+          (fabsf(local[1]) <= 1.0f) &&
+          (fabsf(local[2]) <= 1.0f) )
+      {
+         world_static.active_trigger_volumes[ j ++ ] = idx;
+         boxf cube = {{-1.0f,-1.0f,-1.0f},{1.0f,1.0f,1.0f}};
+         vg_line_boxf_transformed( volume->to_world, cube, 0xff00ccff );
+      }
+      else{
+         /* 
+          * LEGACY BEHAVIOUR: < v104 does not have leave events
+          */
+         if( world->meta.info.version >= 104 ){
+            ent_call basecall;
+            basecall.function = k_ent_function_trigger_leave;
+            basecall.id = mdl_entity_id( k_ent_volume, idx );
+            basecall.data = NULL;
 
-VG_STATIC void volume_vg_swap( void *user, u32 ia, u32 ib )
-{
-   world_instance *world = user;
-   ent_volume *a = mdl_arritm( &world->ent_volume, ia ),
-              *b = mdl_arritm( &world->ent_volume, ib ),
-              temp;
-
-   temp = *a;
-   *a = *b;
-   *b = temp;
-}
+            entity_call( world, &basecall );
+         }
+      }
+   }
+   world_static.active_trigger_volume_count = j;
 
-VG_STATIC void volume_vg_debug( void *user, u32 item_index )
-{
-   world_instance *world = user;
-   ent_volume *volume = mdl_arritm( &world->ent_volume, item_index );
-   vg_line_boxf_transformed( volume->to_world, (boxf){{-1.0f,-1.0f,-1.0f},
-                                                      { 1.0f, 1.0f, 1.0f}}, 
-                                                      0xff00ff00 );
-}
+   static float random_accum = 0.0f;
+   random_accum += vg.time_delta;
+
+   u32 random_ticks = 0;
+
+   while( random_accum > 0.1f ){
+      random_accum -= 0.1f;
+      random_ticks ++;
+   }
 
-#endif /* WORLD_VOLUMES_H */
+   float radius = 32.0f;
+
+   bh_iter it;
+   bh_iter_init_range( 0, &it, pos, radius );
+   i32 idx;
+
+   while( bh_next( world->entity_bh, &it, &idx ) ){
+      u32 id    = world->entity_list[ idx ],
+          type  = mdl_entity_id_type( id ),
+          index = mdl_entity_id_id( id );
+
+      if( type != k_ent_volume ) continue;
+
+      ent_volume *volume = mdl_arritm( &world->ent_volume, index );
+      boxf cube = {{-1.0f,-1.0f,-1.0f},{1.0f,1.0f,1.0f}};
+      
+      if( volume->flags & k_ent_volume_flag_particles ){
+         vg_line_boxf_transformed( volume->to_world, cube, 0xff00c0ff );
+
+         for( int j=0; j<random_ticks; j++ ){
+            ent_call basecall;
+            basecall.id = id;
+            basecall.data = NULL;
+            basecall.function = 0;
+
+            entity_call( world, &basecall );
+         }
+      }
+      else{
+         for( u32 i=0; i<world_static.active_trigger_volume_count; i++ )
+            if( world_static.active_trigger_volumes[i] == index )
+               goto next_volume;
+
+         if( world_static.active_trigger_volume_count > 
+               vg_list_size(world_static.active_trigger_volumes) ) continue;
+
+         v3f local;
+         m4x3_mulv( volume->to_local, pos, local );
+
+         if( (fabsf(local[0]) <= 1.0f) &&
+             (fabsf(local[1]) <= 1.0f) &&
+             (fabsf(local[2]) <= 1.0f) ){
+            ent_call basecall;
+            basecall.function = 0;
+            basecall.id = id;
+            basecall.data = NULL;
+
+            entity_call( world, &basecall );
+            world_static.active_trigger_volumes[ 
+               world_static.active_trigger_volume_count ++ ] = index;
+         }
+         else
+            vg_line_boxf_transformed( volume->to_world, cube, 0xffcccccc );
+      }
+next_volume:;
+   }
+}