introduce entity spawndefs

code/game/src/entity.c

@@ -45,6 +45,20 @@ void entity_despawn(uint64_t ent_id) {
     ecs_delete(world_ecs(), ent_id);
 }
 
+// NOTE(zaklaus): bring in entity spawnlist
+#include "entity_spawnlist.c"
+
+uint64_t entity_spawn_id(uint16_t id){
+    for (size_t i = 0; i < MAX_ENTITY_SPAWNDEFS; ++i){
+        if (entity_spawnlist[i].id == id){
+            ZPL_ASSERT(entity_spawnlist[i].proc);
+            return entity_spawnlist[i].proc();
+        }
+    }
+    
+    return 0;
+}
+
 void entity_set_position(uint64_t ent_id, float x, float y) {
     Position *p = ecs_get_mut(world_ecs(), ent_id, Position);
     p->x = x;

code/game/src/entity.h

@@ -8,6 +8,8 @@ void entity_batch_despawn(uint64_t *ids, size_t num_ids);
 void entity_despawn(uint64_t ent_id);
 void entity_set_position(uint64_t ent_id, float x, float y);
 
+uint64_t entity_spawn_id(uint16_t id);
+
 // NOTE(zaklaus): action-based entity stream throttling
 void entity_wake(uint64_t ent_id);
 void entity_update_action_timers();

code/game/src/entity_spawnlist.c

@@ -0,0 +1,11 @@
+// NOTE(zaklaus): access to spawners
+#include "storage.h"
+
+struct {
+    asset_id id;
+    uint64_t (*proc)();
+} entity_spawnlist[] = {
+    { .id = ASSET_CHEST, .proc = storage_spawn }
+};
+
+#define MAX_ENTITY_SPAWNDEFS ((sizeof(entity_spawnlist))/(sizeof(entity_spawnlist[0])))

code/game/src/gui/build_mode.c

@@ -67,6 +67,11 @@ void buildmode_draw(void) {
                 qty = item->quantity;
             }
             
+            world_block_lookup l = world_block_from_realpos((float)cam.x, (float)cam.y);
+            if (build_is_deletion_mode && !l.is_outer){
+                goto build_skip_placements;
+            }
+            
             if (build_is_in_draw_mode) {
                 for (size_t i = 0; i < BUILD_MAX_PLACEMENTS; i++) {
                     item_placement *it = &build_placements[i];
@@ -96,9 +101,11 @@ void buildmode_draw(void) {
                 }
             }
             
+            
             if (!is_outside_range)
                 renderer_draw_single((float)cam.x, (float)cam.y, ASSET_BUILDMODE_HIGHLIGHT, ColorAlpha(build_is_deletion_mode ? RED : WHITE, 0.2f));
             
+            build_skip_placements:
             build_num_placements = zpl_min(build_num_placements, qty);
         }
     }

code/game/src/items.c

@@ -84,7 +84,7 @@ void item_use(ecs_world_t *ecs, ItemDrop *it, Position p, uint64_t udata) {
                 return;
             }
             
-            ecs_entity_t e = desc->place_item.spawn_proc();
+            ecs_entity_t e = entity_spawn_id(desc->place_item.id);
             ZPL_ASSERT(world_entity_valid(e));
             Position *pos = ecs_get_mut(ecs, e, Position);
             pos->x = p.x;

code/game/src/items.h

@@ -34,7 +34,7 @@ typedef struct {
         } proxy;
         
         struct {
-            uint64_t (*spawn_proc)();
+            asset_id id;
         } place_item;
     };
 } item_desc;

code/game/src/items_list.c

@@ -38,22 +38,19 @@
 }\
 }
 
-#define ITEM_ENT(asset, qty, proc)\
+#define ITEM_ENT(asset, qty, eid)\
 {\
 .kind = asset,\
 .usage = UKIND_PLACE_ITEM,\
 .max_quantity = qty,\
 .place_item = {\
-.spawn_proc = proc\
+.id = eid\
 }\
 }
 
 #define ITEM_SELF(asset, qty) ITEM_BLOCK(asset, qty, asset)
 #define ITEM_SELF_DIR(asset, qty) ITEM_BLOCK_DIR(asset, qty, asset)
 
-// NOTE(zaklaus): access to spawners
-#include "storage.h"
-
 static item_desc items[] = {
     {
         .kind = 0,
@@ -70,5 +67,5 @@ static item_desc items[] = {
     ITEM_PROXY(ASSET_BELT_UP, ASSET_BELT),
     ITEM_PROXY(ASSET_BELT_DOWN, ASSET_BELT),
     
-    ITEM_ENT(ASSET_CHEST, 32, storage_spawn),
+    ITEM_ENT(ASSET_CHEST, 32, ASSET_CHEST),
 };

code/game/src/world/world.c

@@ -157,11 +157,13 @@ int32_t tracker_write_update(librg_world *w, librg_event *e) {
     }
     
     // NOTE(zaklaus): action-based updates
+#if ECO2D_STREAM_ACTIONFILTER
     {
         if (view.kind != EKIND_CHUNK && !entity_can_stream(entity_id)) {
             return LIBRG_WRITE_REJECT;
         }
     }
+#endif
     
     return (int32_t)entity_view_pack_struct(buffer, actual_length, view);
 }