Better targeting

1 files changed, 20 insertions, 18 deletions

diff --git a/src/entities/antifaShip.c b/src/entities/antifaShip.c
index 7587358..c89c820 100644
--- a/src/entities/antifaShip.c
+++ b/src/entities/antifaShip.c
@@ -43,21 +43,17 @@ void closeAntifaShip(Entity * entity) {
 	entityFreeCollisionModel(entity->transformedCollisionModel);
 }
 
-void getClosestShipToAntifaShip(Game * game, Entity * entity) {
+// Returns closest entity to ship or none.
+EntityId getClosestShipToAntifaShip(Game * game, Entity * entity) {
 	int i;
-	AntifaShip * data = (AntifaShip*)entity->data;
-
-	// Reset closest indeed (:
-	data->targetedEntityId = ENTITY_NONE;
 
 	// Needs at least two entities to work correctly.
 	if (game->world.entitiesCount < 2)
-		return;
+		return ENTITY_NONE;
 
 	// Start out with entity 1 as closest.
 	Entity * currentEntity = &game->world.entities[1];
-	data->targetedEntityId = currentEntity->id;
-	data->targetedEntityFingerprint = currentEntity->fingerprint;
+	EntityId closestId = currentEntity->id;
 	float closestDistance = Vector3Distance(currentEntity->position, entity->position);
 	float distance;
 
@@ -71,11 +67,13 @@ void getClosestShipToAntifaShip(Game * game, Entity * entity) {
 		// Is closest.
 		if (distance < closestDistance) {
 			closestDistance = distance;
-			data->targetedEntityId = currentEntity->id;
-			data->targetedEntityFingerprint = currentEntity->fingerprint;
+			closestId = currentEntity->id;
 		}
 	}
+
+	return closestId;
 }
+
 bool isAntifaShipGunInRange(Entity * ship, Entity * targetEntity) {
 	Vector3 directionAiming = Vector3RotateByQuaternion((Vector3){0.0, 0.0, 1.0}, ship->rotation);
 	Vector3 directionToTarget = Vector3Normalize(Vector3Subtract(targetEntity->position, ship->position));
@@ -97,11 +95,13 @@ void updateAntifaShipTarget(Game * game, Entity * entity) {
 		} else if (targetEntity->fingerprint != data->targetedEntityFingerprint) {
 			data->doAutoTarget = false;
 			return;
+		} else if (!isAntifaShipGunInRange(entity, targetEntity)) {
+			data->doAutoTarget = false;
+			return;
 		}
 
 		Vector3 directionToTarget = Vector3Normalize(Vector3Subtract(targetEntity->position, entity->position));
-		data->gunTarget = Vector3Lerp(data->gunTarget, directionToTarget, 0.1);
-		data->gunTarget = directionToTarget;
+		data->gunTarget = Vector3Lerp(data->gunTarget, directionToTarget, ANTIFA_AUTO_TARGET_SPEED * t);
 		printf("%d %d\n", isAntifaShipGunInRange(entity, targetEntity), data->targetedEntityId);
 	} else {
 		data->gunTarget = Vector3RotateByQuaternion((Vector3){0.0, 0.0, 1.0}, entity->rotation);
@@ -117,17 +117,19 @@ void toggleAntifaShipAutoTarget(Game * game, Entity * entity) {
 		return;
 	}
 
-	getClosestShipToAntifaShip(game, entity);
+	// Get closest entity to target on.
+	EntityId closestId = getClosestShipToAntifaShip(game, entity);
 
-	// No closest ):
-	if (data->targetedEntityId == ENTITY_NONE)
+	if (closestId == ENTITY_NONE)
 		return;
 
+	data->targetedEntityId = closestId;
+	Entity * closestEntity = getEntityFromWorld(game->world, closestId);
+	data->targetedEntityFingerprint = closestEntity->fingerprint;
+
 	// Lock on target if can.
-	if (isAntifaShipGunInRange(entity, getEntityFromWorld(game->world, data->targetedEntityId)))
+	if (isAntifaShipGunInRange(entity, closestEntity))
 		data->doAutoTarget = true;
-	else
-		data->targetedEntityId = ENTITY_NONE;
 }
 
 // This fucker will fire a bullet!!!