Add entity destruction.

1 files changed, 11 insertions, 1 deletions

diff --git a/world.c b/world.c
index b271c3d..3b736e6 100644
--- a/world.c
+++ b/world.c
@@ -7,11 +7,21 @@ void init_world(World* world) {
 Entity new_entity(World* world) {
 	Entity e;
 
-	e = world->entity_count++;
+	e = 
+		world->recycle_bin_count > 0 ?
+		world->recycle_bin[--world->recycle_bin_count] :
+		world->entity_count++;
+
 	world->bitmask[e] = 0;
+
 	return e;
 }
 
+void destroy_entity(World* world, Entity e) {
+	world->recycle_bin[world->recycle_bin_count++] = e;
+	world->bitmask[e] = 0;
+}
+
 void add_components(World* world, Entity e, CType bits) {
 	world->bitmask[e] |= bits;
 }