From 77a06748f9f394486cad833e2ca351e8dbcc7361 Mon Sep 17 00:00:00 2001
From: nathansmithsmith <thenathansmithsmith@gmail.com>
Date: Sun, 16 Jul 2023 21:55:38 -0600
Subject: More following shit

---
 src/entities/soldato.c | 53 +++++++++++++++++++++++++++++++++++++-------------
 src/entities/soldato.h |  5 +++++
 2 files changed, 44 insertions(+), 14 deletions(-)

(limited to 'src/entities')

diff --git a/src/entities/soldato.c b/src/entities/soldato.c
index f19faa7..30dfa6b 100644
--- a/src/entities/soldato.c
+++ b/src/entities/soldato.c
@@ -3,27 +3,52 @@
 
 void initSoldato(Entity * entity, Game * game) {
 	entity->model = &game->assets.models[SOLDATO_ASSET];
+
+	// Acceleration.
+	entity->useAcceleration = true;
+	entity->acceleration = (EntityAcceleration){
+		.speedUp = 5.0,
+		.speedDown = 0.00001
+	};
+
+	// PID configs.
+	PIDConfig speedPIDConfig = {
+		.kP = -0.5,
+		.kI = 0.0,
+		.kD = 0.0,
+		.angleMode = false,
+		.doClamp = true,
+		.min = 0.0,
+		.max = 30.0
+	};
+
+	// Allocate data.
+	entity->data = KF_MALLOC(sizeof(Soldato));
+
+	if (entity->data == NULL) {
+		ALLOCATION_ERROR;
+		return;
+	}
+
+	Soldato * data = (Soldato*)entity->data;
+	data->speedPID = createPID(speedPIDConfig);
 }
 
 void closeSoldato(Entity * entity) {
+	if (entity->data != NULL)
+		KF_FREE(entity->data);
 }
 
 void updateSoldato(Game * game, Entity * entity) {
 	Entity * player = getEntityFromWorld(game->world, 0);
-
-	// Get direction.
-	Vector3 direction = Vector3Subtract(entity->position, player->position);
-	direction = Vector3Normalize(direction);
-
-	// Get look at and rotation.
-	Matrix matrix = MatrixLookAt(Vector3Zero(), direction, (Vector3){0, 1, 0});
-	Quaternion rotation = QuaternionFromMatrix(matrix);
-	rotation = QuaternionInvert(rotation);
-
-	entity->rotation = rotation;
-
-	entity->velocity.velocity = Vector3Scale(direction, -10.0);
-	entityUpdatePosition(entity);
+	Soldato * data = (Soldato*)entity->data;
+
+	entityFlightToPoint(
+		entity,
+		player->position,
+		&data->speedPID,
+		5.0
+	);
 }
 
 void drawSoldato(Game * game, Entity * entity) {
diff --git a/src/entities/soldato.h b/src/entities/soldato.h
index 6992e00..5123aee 100644
--- a/src/entities/soldato.h
+++ b/src/entities/soldato.h
@@ -1,9 +1,14 @@
 #include "gameCommon.h"
 #include "entity.h"
+#include "PID.h"
 
 #ifndef SOLDATO_H
 #define SOLDATO_H
 
+typedef struct Soldato {
+	PID speedPID;
+} Soldato;
+
 void initSoldato(Entity * entity, Game * game);
 void closeSoldato(Entity * entity);
 void updateSoldato(Game * game, Entity * entity);
-- 
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