Project as is

src/com/gnarly/engine/utils/RHitbox.java

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+package com.gnarly.engine.utils;
+
+import org.joml.Vector3f;
+
+public class RHitbox {
+
+	private Vector3f center, halfExtent;
+	
+	public RHitbox(float x, float y, float width, float height) {
+		center = new Vector3f(x + width / 2, y + height / 2, 0);
+		halfExtent = new Vector3f(width / 2, height / 2, 0);
+	}
+	
+	public Vector3f collisionAdjust(RHitbox hitbox) {
+		Vector3f ret = new Vector3f();
+		Vector3f distance = hitbox.center.sub(center, new Vector3f());
+		distance.x = (float)Math.abs(distance.x);
+		distance.y = (float)Math.abs(distance.y);
+
+		distance.sub(halfExtent.add(hitbox.getHalfExtent(), new Vector3f()));
+		if (distance.x < 0 && distance.y < 0) {
+			Vector3f correction = hitbox.getCenter().sub(center, new Vector3f());
+			if(distance.x > distance.y) {
+				if(correction.x > 0)
+					ret.x = distance.x;
+				else
+					ret.x = -distance.x;
+			}
+			else if(distance.x < distance.y) {
+				if(correction.y > 0)
+					ret.y = distance.y;
+				else
+					ret.y = -distance.y;   
+			}
+			else {
+				if(correction.x > 0)
+					ret.x = distance.x;
+				else
+					ret.x = -distance.x;
+				if(correction.y > 0)
+					ret.y = distance.y;
+				else
+					ret.y = -distance.y;
+				
+			}
+		}
+		return ret;
+	}
+	
+	public boolean checkCollision(RHitbox hitbox) {
+		Vector3f distance = hitbox.center.sub(center, new Vector3f());
+		distance.x = (float)Math.abs(distance.x);
+		distance.y = (float)Math.abs(distance.y);
+
+		distance.sub(halfExtent.add(hitbox.getHalfExtent(), new Vector3f()));
+		return (distance.x < 0 && distance.y < 0);
+	}
+	
+	public void setPosition(float x, float y) {
+		center.x = x + halfExtent.x;
+		center.y = y + halfExtent.y;
+	}
+	
+	public void translate(Vector3f translate) {
+		center.x += translate.x;
+		center.y += translate.y;
+	}
+	
+	public void setBounds(float width, float height) {
+		halfExtent.x = width / 2;
+		halfExtent.y = height / 2;
+		center.x += (width - halfExtent.x) / 2;
+		center.y += (height - halfExtent.y) / 2;
+	}
+	
+	public float getX() {
+		return center.x - halfExtent.x;
+	}
+
+	public float getY() {
+		return center.y - halfExtent.y;
+	}
+	
+	public float getWidth() {
+		return halfExtent.x * 2;
+	}
+
+	public float getHeight() {
+		return halfExtent.y * 2;
+	}
+	
+	public Vector3f getCenter() {
+		return center;
+	}
+	
+	public Vector3f getHalfExtent() {
+		return halfExtent;
+	}
+}