优化 WeaponLance 的攻击逻辑

2026-03-20 09:55:52 +08:00
parent 8d21d53c4d
commit 0d7df18324
16 changed files with 321 additions and 89 deletions
@@ -0,0 +1,82 @@
+using UnityEngine;
+
+namespace Entity.Weapon
+{
+    public sealed class LanceThrustAttackEffect : IWeaponAttackEffect
+    {
+        private readonly float _duration = 0.18f;
+        private readonly float _yOffset = 0.06f;
+        private readonly float _lineWidth = 0.05f;
+        private readonly Color _color = new(0.2f, 0.95f, 0.7f, 0.92f);
+
+        public LanceThrustAttackEffect()
+        {
+        }
+
+        public LanceThrustAttackEffect(float duration, float yOffset, float lineWidth, Color color)
+        {
+            _duration = duration;
+            _yOffset = yOffset;
+            _lineWidth = lineWidth;
+            _color = color;
+        }
+
+        public void Play(WeaponBase weapon, Vector3 position, EntityBase target, float radius)
+        {
+            if (weapon is not WeaponLance lance) return;
+
+            Vector3 forward = lance.StrikeDirection;
+            forward.y = 0f;
+            if (forward.sqrMagnitude <= Mathf.Epsilon)
+            {
+                forward = Vector3.forward;
+            }
+
+            forward.Normalize();
+            Vector3 right = Vector3.Cross(Vector3.up, forward);
+            float halfWidth = Mathf.Max(0.1f, lance.HitHalfWidth);
+            float halfLength = Mathf.Max(0.1f, lance.PierceLength * 0.5f);
+            Vector3 center = position + Vector3.up * _yOffset;
+
+            Vector3 frontCenter = center + forward * halfLength;
+            Vector3 backCenter = center - forward * halfLength;
+
+            Vector3[] corners =
+            {
+                frontCenter - right * halfWidth,
+                frontCenter + right * halfWidth,
+                backCenter + right * halfWidth,
+                backCenter - right * halfWidth,
+            };
+
+            GameObject indicator = new GameObject("LanceThrustIndicator");
+            indicator.transform.position = center;
+
+            LineRenderer line = indicator.AddComponent<LineRenderer>();
+            line.loop = true;
+            line.useWorldSpace = true;
+            line.positionCount = corners.Length;
+            line.startWidth = _lineWidth;
+            line.endWidth = _lineWidth;
+            line.startColor = _color;
+            line.endColor = _color;
+
+            Shader shader = Shader.Find("Sprites/Default");
+            if (shader == null)
+            {
+                shader = Shader.Find("Unlit/Color");
+            }
+
+            Material material = new Material(shader);
+            material.color = _color;
+            line.material = material;
+
+            for (int i = 0; i < corners.Length; i++)
+            {
+                line.SetPosition(i, corners[i]);
+            }
+
+            Object.Destroy(indicator, Mathf.Max(0.01f, _duration));
+        }
+    }
+}
@@ -0,0 +1,11 @@
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