stuff less important than the shader

Assets/Scripts/CameraManager.cs

@@ -0,0 +1,71 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace UntitledLogicGame
+{
+    public class CameraManager : MonoBehaviour
+    {
+        #region Unity Properties
+
+        [Header("Zooming")]
+        public int MinSize;
+        public int MaxSize;
+        public float ScrollSensitivity;
+
+        [Header("Moving")]
+        public Camera Camera101;
+
+        #endregion
+
+        #region Public Properties
+
+        #endregion
+
+        #region Private Properties
+
+        private Vector3 _startDragMousePos;
+        private Vector3? _startDragPos;
+
+        #endregion
+
+        #region Unity Methods
+
+        private void FixedUpdate()
+        {
+            var size = Camera.main.orthographicSize;
+            size -= Input.GetAxis("Mouse ScrollWheel") * ScrollSensitivity;
+            size = Mathf.Clamp(size, MinSize, MaxSize);
+            Camera.main.orthographicSize = size;
+            Camera.main.transform.position = new Vector3(Camera.main.transform.position.x, Camera.main.transform.position.y, -size);
+
+            if (Input.GetMouseButton(2))
+            {
+                var mousePos = Camera101.ScreenToWorldPoint(Input.mousePosition);
+                mousePos.z = 0f;
+
+                if (_startDragPos == null)
+                {
+                    _startDragMousePos = mousePos;
+                    _startDragPos = Camera.main.transform.position;
+                }
+
+                Camera.main.transform.position = _startDragPos.Value - (mousePos - _startDragMousePos) * Camera.main.orthographicSize;
+            }
+            else if(_startDragPos != null)
+            {
+                _startDragPos = null;
+            }
+        }
+
+        #endregion
+
+        #region Public Methods
+
+        #endregion
+
+        #region Private Methods
+
+        #endregion
+    }
+}