move puzzle implementations out of engine

2023-03-22 09:44:17 +01:00
parent e1bfecbd4b
commit 30d8f986df
70 changed files with 82 additions and 46 deletions
--- a/Assets/Engine/Runtime/Requirements/Placement/FaceSpaceCenter.cs
+++ b/Assets/Engine/Runtime/Requirements/Placement/FaceSpaceCenter.cs
@@ -0,0 +1,60 @@
+using System.Collections.Generic;
+using EscapeRoomEngine.Engine.Runtime.Modules;
+using EscapeRoomEngine.Engine.Runtime.Utilities;
+using UnityEngine;
+
+namespace EscapeRoomEngine.Engine.Runtime.Requirements.Placement
+{
+    /// <summary>
+    /// This requirement guarantees that the module faces the center of the space.
+    /// </summary>
+    [CreateAssetMenu(menuName = "Requirements/Face Space Center")]
+    public class FaceSpaceCenter : PlacementRequirement
+    {
+        protected override List<Utilities.Placement> FilterCandidates(List<Utilities.Placement> candidates, Module module, Space space)
+        {
+            float width = space.rrPlacement.size.x;
+            float length = space.rrPlacement.size.y;
+
+            candidates.RemoveAll(candidate =>
+            {
+                var orientation = candidate.orientation;
+                var center = candidate.GeometricCenter;
+                var xRel = center.x / width;
+                var zRel = center.z / length;
+                bool keep;
+
+                // check the space diagonals
+                if (Mathf.Approximately(xRel, zRel))
+                {
+                    keep = Mathf.Approximately(xRel, 0.5f) ||
+                           (xRel < 0.5f
+                               ? orientation is Orientation.East or Orientation.North // on bottom left diagonal of space
+                               : orientation is Orientation.West or Orientation.South); // on top right diagonal of space
+                }
+                else if (Mathf.Approximately(xRel, 1 - zRel))
+                {
+                    keep = xRel < 0.5f
+                        ? orientation is Orientation.East or Orientation.South // on top left diagonal of space
+                        : orientation is Orientation.West or Orientation.North; // on bottom right diagonal of space
+                }
+                else
+                {
+                    // check the areas between the diagonals
+                    keep = orientation ==
+                           (zRel > xRel
+                               ? zRel > 1 - xRel
+                                   ? Orientation.South
+                                   : Orientation.East
+                               : zRel > 1 - xRel
+                                   ? Orientation.West
+                                   : Orientation.North);
+                }
+                
+                return !keep;
+            });
+
+            return candidates;
+        }
+    }
+}