+unit effect

1 files changed, 34 insertions, 0 deletions

diff --git a/Assets/Scripts/Unit/Effect/UnitCamera.cs b/Assets/Scripts/Unit/Effect/UnitCamera.cs
new file mode 100644
index 00000000..01194512
--- /dev/null
+++ b/Assets/Scripts/Unit/Effect/UnitCamera.cs
@@ -0,0 +1,34 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+// 专门用来渲染player character的相机，用来做特效
+[RequireComponent(typeof(Camera))]
+public class UnitCamera : MonoBehaviour
+{
+	PCController pc { get { return UnitManager.Instance.pc; } }
+
+	Camera m_Camera;
+
+	private void OnEnable()
+	{
+		m_Camera = GetComponent<Camera>();
+	}
+
+	private void OnPreRender()
+	{
+		if (pc == null)
+			return;
+		if (m_Camera == null)
+			return;
+
+		Vector3 pos = transform.position;
+		transform.position = new Vector3(pc.center.x, pc.center.y, pos.z);
+
+		float dz = Mathf.Abs(pos.z - pc.center.z);
+		float fov = 2 * Mathf.Atan2(pc.unitDetail.snapshotBound / 2, dz) * Mathf.Rad2Deg;
+
+		m_Camera.fieldOfView = fov;
+	}
+
+}