From a143a9e7b5ce7b47f4d2c56b250e089b88a888b5 Mon Sep 17 00:00:00 2001
From: nathansmithsmith <nathansmith7@mailfence.com>
Date: Sat, 28 Oct 2023 16:45:35 -0600
Subject: Things change color so you know when its on target

---
 src/entities/antifaShip.c | 22 ++++++++++++++++++----
 src/entities/antifaShip.h |  1 +
 2 files changed, 19 insertions(+), 4 deletions(-)

(limited to 'src/entities')

diff --git a/src/entities/antifaShip.c b/src/entities/antifaShip.c
index f2e885b..34d394b 100644
--- a/src/entities/antifaShip.c
+++ b/src/entities/antifaShip.c
@@ -33,6 +33,7 @@ void initAntifaShip(Entity * entity, Game * game) {
 	data->timeSinceLastBullet = GetTime();
 	data->doAutoTarget = false;
 	data->targetedEntityId = ENTITY_NONE;
+	data->isOnTarget = false;
 }
 
 // Go back to burger king you elon musking loving mother fucker!
@@ -111,7 +112,11 @@ void updateAntifaShipTarget(Game * game, Entity * entity) {
 		// Update target.
 		float speed = powf(ANTIFA_TARGETING_SPEED / aimDistance, 2.0);
 		data->gunTarget = Vector3Lerp(data->gunTarget, directionToTarget, speed * t);
+
+		// Is on target.
+		data->isOnTarget = traceRayToEntity(*targetEntity, (Ray){entity->position, data->gunTarget}).hit;
 	} else {
+		data->isOnTarget = false;
 		data->gunTarget = Vector3RotateByQuaternion((Vector3){0.0, 0.0, 1.0}, entity->rotation);
 	}
 }
@@ -262,9 +267,17 @@ void drawAntifaShip(Game * game, Entity * entity) {
 	// Draw bullet.
 	AntifaShip * data = (AntifaShip*)entity->data;
 
-	// Debug targetting.
-	if (data->doAutoTarget)
-		DrawLine3D(entity->position, Vector3Add(Vector3Scale(data->gunTarget, 100), entity->position), YELLOW);
+	// Auto target line.
+	if (data->doAutoTarget) {
+		Entity * targetedEntity = getEntityFromWorld(game->world, data->targetedEntityId);
+
+		if (targetedEntity != NULL)
+			DrawLine3D(
+				entity->position,
+				targetedEntity->position,
+				data->isOnTarget ? RED : BLUE
+			);
+	}
 
 	if (IsMouseButtonDown(MOUSE_RIGHT_BUTTON))
 		DrawCylinderWiresEx(
@@ -279,6 +292,7 @@ void drawAntifaShip(Game * game, Entity * entity) {
 			BLUE
 		);
 
+	// Draw bullet being shot.
 	if (GetTime() - data->timeSinceLastBullet <= ANTIFA_DRAW_BULLET_FOR)
-		DrawRay(data->lastBulletShot.ray, BLUE);
+		DrawRay(data->lastBulletShot.ray, RED);
 }
diff --git a/src/entities/antifaShip.h b/src/entities/antifaShip.h
index ce5c71f..50941ca 100644
--- a/src/entities/antifaShip.h
+++ b/src/entities/antifaShip.h
@@ -23,6 +23,7 @@ typedef struct AntifaShip {
 	Vector3 gunTarget;
 
 	bool doAutoTarget;
+	bool isOnTarget;
 	EntityId targetedEntityId;
 	EntityFingerprint targetedEntityFingerprint;
 } AntifaShip;
-- 
cgit v1.2.3