Ent movement

src/rpg/entity/entity.c

@@ -43,8 +43,8 @@ void entityUpdate(entity_t *entity) {
   }
 
   // Movement code.
-  if(entity->type == ENTITY_TYPE_PLAYER) {
+  if(ENTITY_CALLBACKS[entity->type].movement != NULL) {
-    playerInput(entity);
+    ENTITY_CALLBACKS[entity->type].movement(entity);
   }
 }
 
@@ -100,14 +100,11 @@ void entityWalk(entity_t *entity, const entitydir_t direction) {
 entity_t * entityGetAt(const worldpos_t position) {
   entity_t *ent = ENTITIES;
   do {
-    if(
+    if(ent->type == ENTITY_TYPE_NULL) continue;
-      ent->type != ENTITY_TYPE_NULL &&
+    if(ent->position.x != position.x) continue;
-      ent->position.x == position.x &&
+    if(ent->position.y != position.y) continue;
-      ent->position.y == position.y &&
+    if(ent->position.z != position.z) continue;
-      ent->position.z == position.z
+    return ent;
-    ) {
-      return ent;
-    }
   } while(++ent, ent < &ENTITIES[ENTITY_COUNT]);
 
   return NULL;

src/rpg/entity/entitytype.h

@@ -30,6 +30,12 @@ typedef struct {
    */
   void (*init)(entity_t *entity);
 
+  /**
+   * Movement callback for the entity type.
+   * @param entity Pointer to the entity to move.
+   */
+  void (*movement)(entity_t *entity);
+
   /**
    * Interaction callback for the entity type.
    * @param player Pointer to the player entity.
@@ -43,11 +49,13 @@ static const entitycallback_t ENTITY_CALLBACKS[ENTITY_TYPE_COUNT] = {
   [ENTITY_TYPE_NULL] = { NULL },
   
   [ENTITY_TYPE_PLAYER] = {
-    .init = playerInit
+    .init = playerInit,
+    .movement = playerInput
   },
 
   [ENTITY_TYPE_NPC] = {
     .init = npcInit,
+    .movement = npcMovement,
     .interact = npcInteract
   }
 };

src/rpg/entity/npc.c

@@ -12,7 +12,7 @@ void npcInit(entity_t *entity) {
   assertNotNull(entity, "Entity pointer cannot be NULL");
 }
 
-void npcUpdate(entity_t *entity) {
+void npcMovement(entity_t *entity) {
   assertNotNull(entity, "Entity pointer cannot be NULL");
 }
 

src/rpg/entity/npc.h

@@ -26,7 +26,7 @@ void npcInit(entity_t *entity);
  * 
  * @param entity Pointer to the entity structure to update.
  */
-void npcUpdate(entity_t *entity);
+void npcMovement(entity_t *entity);
 
 /**
  * Handles interaction with an NPC entity.