Initial commit

Assets/Scripts/GridMoverTools.cs

@@ -0,0 +1,70 @@
+namespace Marro.PacManUdon
+{
+    using System;
+    using UnityEngine;
+
+    public static class GridMoverTools
+    {
+        public static Vector2 GetNextPosition(Vector2 currentPosition, Vector2 direction, float speed)
+        {
+            return currentPosition + direction * speed * Time.deltaTime;
+        }
+
+        public static void SetPosition(Vector2 position, Transform transform)
+        {
+            transform.localPosition = new Vector3(position.x, position.y, transform.localPosition.z);
+        }
+
+
+        public static Vector2 PositionToGrid(Vector2 position)
+        {
+            return new Vector2((float)Math.Round(position.x), (float)Math.Round(position.y));
+        }
+
+        public static bool CrossesTileCenter(Vector2 currentPosition, Vector2 nextPosition, bool horizontal, bool vertical)
+        {
+            bool result = false;
+
+            if (horizontal)
+            {
+                result = result || Math.Floor(currentPosition.x) != Math.Floor(nextPosition.x);
+            }
+            if (vertical)
+            {
+                result = result || Math.Floor(currentPosition.y) != Math.Floor(nextPosition.y);
+            }
+
+            // Debug.Log($"CrossesTileCenter at currentPosition {currentPosition} with nextPosition {nextPosition}, horizontal {horizontal} and vertical {vertical} gives {result}");
+            return result;
+        }
+
+        public static bool CrossesTileBorder(Vector2 currentPosition, Vector2 nextPosition, bool horizontal, bool vertical)
+        {
+            bool result = false;
+
+            if (horizontal)
+            {
+                result = result || nextPosition.x != currentPosition.x
+                    && ((Math.Floor(currentPosition.x) != Math.Floor(nextPosition.x) && nextPosition.x % 1 != 0)
+                        || currentPosition.x % 1 == 0);
+            }
+            if (vertical)
+            {
+                result = result || nextPosition.y != currentPosition.y
+                    && ((Math.Floor(currentPosition.y) != Math.Floor(nextPosition.y) && nextPosition.y % 1 != 0)
+                        || currentPosition.y % 1 == 0);
+            }
+            return result;
+        }
+
+        public static bool CheckCollisionInDirection(Transform transform, Vector2 position, Vector2 direction)
+        {
+            // Debug.Log("Collision check");
+            bool result = Physics.Linecast(transform.parent.TransformPoint(position), transform.parent.TransformPoint(position + direction.normalized), 1 << 22, QueryTriggerInteraction.Ignore);
+            // Debug.DrawLine(transform.parent.TransformPoint(position), transform.parent.TransformPoint(position + direction.normalized), Color.red, 1);
+            // Debug.Log($"{gameObject} Collision; Position {position} became {transform.parent.TransformPoint(position)}, direction {direction.normalized} became {transform.parent.TransformDirection(direction.normalized)}");
+            // Debug.Log("collision check for " + position + " in direction " + direction + " returned " + result);
+            return result;
+        }
+    }
+}