Enemy swarm movement

game/map_init.c

@@ -1,6 +1,7 @@
 #include "map_init.h"
 
 #include <flecs.h>
+#include <stdio.h>
 
 #include "building_factory.h"
 #include "components.h"
@@ -10,14 +11,37 @@
 #include "utils.h"
 #include "systems/systems.h"
 
+i32 getSwarmWaypointIdx(u32 id) {
+    char buf[4];
+    for (i32 i = 0; i < MAX_SWARM_WAYPOINTS; i++) {
+        snprintf(buf, sizeof(buf), "p%d", i);
+        if (id == bzStringDefaultHash(buf))
+            return i;
+    }
+    return -1;
+}
+
 bool initGameObjectsLayer(BzTileMap *map, BzTileObjectGroup *objectGroup) {
     Game *game = ecs_singleton_get_mut(ECS, Game);
+    game->swamNumWaypoints = 0;
     for (i32 i = 0; i < objectGroup->objectCount; i++) {
         BzTileObject object = objectGroup->objects[i];
         if (bzStringDefaultHash("camera") == object.id) {
             game->camera.target.x = object.shape.x;
             game->camera.target.y = object.shape.y;
         }
+        i32 swarmIdx = getSwarmWaypointIdx(object.id);
+        if (swarmIdx != -1) {
+            game->swarmWaypoints[swarmIdx] = (Vector2) {
+                object.shape.x,
+                object.shape.y,
+            };
+            game->swamNumWaypoints = BZ_MAX(game->swamNumWaypoints, swarmIdx + 1);
+        }
+        if (bzStringDefaultHash("spawn") == object.id) {
+            game->swarmSpawn.x = object.shape.x;
+            game->swarmSpawn.y = object.shape.y;
+        }
     }
     return true;
 }