Guided missile worky worky

1 files changed, 49 insertions, 0 deletions

diff --git a/src/world.c b/src/world.c
index ebfc7ed..26ac9cd 100644
--- a/src/world.c
+++ b/src/world.c
@@ -13,6 +13,9 @@ void initWorld(World * world) {
 	world->vacantIds = NULL;
 	world->vacantIdsCount = 0;
 
+	world->entitiesToAdd = NULL;
+	world->entitiesToAddCount = 0;
+
 	// Set current fingerprint.
 	SetRandomSeed(time(NULL));
 
@@ -227,6 +230,49 @@ KfError removeEntityFromWorld(World * world, EntityId id) {
 	return KFSUCCESS;
 }
 
+KfError scheduleEntityToAdd(World * world, Entity entity) {
+	++world->entitiesToAddCount;
+
+	// Allocate shit.
+	if (world->entitiesToAdd == NULL)
+		world->entitiesToAdd = (Entity*)KF_CALLOC(world->entitiesToAddCount, sizeof(Entity));
+	else
+		world->entitiesToAdd = (Entity*)KF_REALLOCARRAY(
+			world->entitiesToAdd,
+			world->entitiesToAddCount,
+			sizeof(Entity)
+		);
+
+	if (world->entitiesToAdd == NULL) {
+		ALLOCATION_ERROR;
+		return KFERROR;
+	}
+
+	world->entitiesToAdd[world->entitiesToAddCount - 1] = entity;
+	return KFSUCCESS;
+}
+
+KfError handleScheduledEntities(World * world) {
+	int i;
+
+	// No entities to add.
+	if (world->entitiesToAdd == NULL)
+		return KFSUCCESS;
+
+	for (i = 0; i < world->entitiesToAddCount; ++i) {
+		// Add entity indeed.
+		if (addEntityToWorld(world, world->entitiesToAdd[i]) == ENTITY_NONE)
+			return KFERROR;
+	}
+
+	// Clean up this shit.
+	KF_FREE(world->entitiesToAdd);
+	world->entitiesToAdd = NULL;
+	world->entitiesToAddCount = 0;
+
+	return KFSUCCESS;
+}
+
 void handleCollisionInWorld(Entity * entity1, Entity * entity2) {
 	//if (entity1->id != 0)
 	//	entity1->health = 0.0;
@@ -303,6 +349,9 @@ void updateWorld(World * world, Game * game) {
 
 		removeEntityFromWorld(world, kills[i]);
 	}
+
+	// Handle some shit.
+	handleScheduledEntities(world);
 }
 
 void drawWorld(World * world, Game * game) {