2.5d test

2026-09-27 21:08:05 +09:00
parent 84dd12414a
commit abd2da2057
201 changed files with 24297 additions and 295 deletions
@@ -0,0 +1,47 @@
+using System;
+using UnityEngine;
+
+namespace BumpCombat.Combat
+{
+    // Authored ground geometry shared by the XY controller and XZ comparison.
+    // Sprite frames and decoration consume elapsed time independently of damage ticks.
+    public static class CycloneGeometry
+    {
+        public const float PixelsPerUnit = 32f;
+        public const float ShadowLocalY = -7.5f / PixelsPerUnit;
+        public const float CenterOffsetY = 5f / PixelsPerUnit;
+        public const float FrameSeconds = .05f;
+
+        public static float VisualScale(float range, bool charged) => range / (charged ? 1.25f : .85f);
+
+        public static Vector2 Radii(float range, bool charged) =>
+            (charged ? new Vector2(46f, 18f) : new Vector2(38.0625f, 15.03125f))
+            / PixelsPerUnit * VisualScale(range, charged);
+
+        public static Vector2 CenterOffset(float range, bool charged, float rootScaleY) =>
+            Vector2.up * (ShadowLocalY * rootScaleY + CenterOffsetY * VisualScale(range, charged));
+
+        public static int ScheduledHitCount(float duration, float interval) =>
+            duration <= 0f || interval <= 0f ? 1
+                : Mathf.Max(1, Mathf.FloorToInt((duration + .0001f) / interval) + 1);
+
+        public static float NormalizedDistance(Vector2 offset, Vector2 radii) =>
+            offset.x * offset.x / (radii.x * radii.x)
+            + offset.y * offset.y / (radii.y * radii.y);
+
+        // Keep the original closest-point and 64 boundary samples, including tolerances.
+        // The adapter supplies Collider2D.ClosestPoint or an XZ circular footprint.
+        public static bool Overlaps(Vector2 center, Vector2 radii, Func<Vector2, Vector2> closestPoint)
+        {
+            if (NormalizedDistance(closestPoint(center) - center, radii) <= 1.0001f) return true;
+            const int samples = 64;
+            for (int i = 0; i < samples; i++)
+            {
+                float angle = Mathf.PI * 2f * i / samples;
+                Vector2 point = center + new Vector2(Mathf.Cos(angle) * radii.x, Mathf.Sin(angle) * radii.y);
+                if ((closestPoint(point) - point).sqrMagnitude <= .000001f) return true;
+            }
+            return false;
+        }
+    }
+}