add destroy_grid_entity overload with position, detect player by ent-…

…>is_player()

docs/src/includes/_globals.md

@@ -466,6 +466,8 @@ Use empty table as argument to reset to the game default
 
 #### nil destroy_grid_entity(int uid)
 
+#### nil destroy_grid_entity(float x, float y, [LAYER](#LAYER) layer)
+
 Destroy the grid entity, and its item entities, removing them from the grid without dropping particles or gold.
 Will also destroy monsters or items that are standing on a linked activefloor or chain, though excludes [MASK](#MASK).PLAYER to prevent crashes
 

src/game_api/layer.cpp

@@ -225,7 +225,7 @@ void Layer::destroy_grid_entity(Entity* ent)
         {
             ptr--;
             Entity* item_ent = *ptr;
-            if (item_ent->type->search_flags & ~1) // if not player
+            if (!item_ent->is_player()) // if not player
             {
                 destroy_grid_entity(item_ent);
             }

src/game_api/rpc.cpp

@@ -1682,6 +1682,17 @@ void destroy_grid_entity(int32_t uid)
     }
 }
 
+void destroy_grid_entity(float x, float y, LAYER layer)
+{
+    auto state = State::get();
+    uint8_t actual_layer = enum_to_layer(layer);
+
+    if (Entity* entity = state.layer(actual_layer)->get_grid_entity_at(x, y))
+    {
+        state.layer(entity->layer)->destroy_grid_entity(entity);
+    }
+}
+
 void add_item_to_shop(int32_t item_uid, int32_t shop_owner_uid)
 {
     Movable* item = get_entity_ptr(item_uid)->as<Movable>();

src/game_api/rpc.hpp

@@ -126,6 +126,7 @@ void poison_entity(int32_t entity_uid);
 void modify_ankh_health_gain(uint8_t max_health, uint8_t beat_add_health);
 void move_grid_entity(int32_t uid, float x, float y, LAYER layer);
 void destroy_grid_entity(int32_t uid);
+void destroy_grid_entity(float x, float y, LAYER layer);
 void add_item_to_shop(int32_t item_uid, int32_t shop_owner_uid);
 void change_poison_timer(int16_t frames);
 void set_adventure_seed(int64_t first, int64_t second);

src/game_api/script/lua_vm.cpp

@@ -968,7 +968,9 @@ end
     lua["move_grid_entity"] = move_grid_entity;
     /// Destroy the grid entity, and its item entities, removing them from the grid without dropping particles or gold.
     /// Will also destroy monsters or items that are standing on a linked activefloor or chain, though excludes MASK.PLAYER to prevent crashes
-    lua["destroy_grid_entity"] = destroy_grid_entity;
+    lua["destroy_grid_entity"] = sol::overload(
+         static_cast<void (*)(int32_t uid)>(::destroy_grid_entity),
+         static_cast<void (*)(float x, float y, LAYER layer)>(::destroy_grid_entity));
     /// Make an ENT_TYPE.FLOOR_DOOR_EXIT go to world `w`, level `l`, theme `t`
     lua["set_door_target"] = set_door_target;
     /// Short for [set_door_target](#set_door_target).