From 0f563fdc6874ee39713303ba457a05693fb08fa1 Mon Sep 17 00:00:00 2001 From: chai Date: Wed, 20 Apr 2022 12:33:00 +0800 Subject: *topdown transform --- .../Assets/Scripts/TopDown/TopDownShadowCaster.cs | 57 ++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 AlienSurvival/Assets/Scripts/TopDown/TopDownShadowCaster.cs (limited to 'AlienSurvival/Assets/Scripts/TopDown/TopDownShadowCaster.cs') diff --git a/AlienSurvival/Assets/Scripts/TopDown/TopDownShadowCaster.cs b/AlienSurvival/Assets/Scripts/TopDown/TopDownShadowCaster.cs new file mode 100644 index 0000000..e027771 --- /dev/null +++ b/AlienSurvival/Assets/Scripts/TopDown/TopDownShadowCaster.cs @@ -0,0 +1,57 @@ +using System.Collections; +using System.Collections.Generic; +using UnityEngine; + +[ExecuteInEditMode, DisallowMultipleComponent] +[RequireComponent(typeof(TopDownTransform))] +[RequireComponent(typeof(SpriteRenderer))] +public class TopDownShadowCaster : MonoBehaviour +{ + [SerializeField] private Color m_Color = new Color32(0,0,0, 58); + [SerializeField] private Vector2 m_Scale = new Vector2(1, 0.5f); + + private GameObject m_Shadow; + private SpriteRenderer m_ShadowRenderer; + + private TopDownTransform m_Coord; + private SpriteRenderer m_SpriteRenderer; + + public void Flip(bool flip) + { + m_ShadowRenderer.flipX = flip; + } + + private void Start() + { + m_Coord = GetComponent(); + m_SpriteRenderer = GetComponent(); + + if (m_Shadow == null) + { + m_Shadow = new GameObject("shadow"); + m_Shadow.hideFlags = HideFlags.HideAndDontSave; + m_Shadow.transform.SetParent(transform); + + m_Shadow.transform.localScale = m_Scale; + + m_ShadowRenderer = m_Shadow.AddComponent(); + m_ShadowRenderer.color = m_Color; + m_ShadowRenderer.sprite = m_SpriteRenderer.sprite; + m_ShadowRenderer.sortingLayerName = "Shadow"; + + } + } + + private void Update() + { + if (m_Shadow == null) + return; + + m_ShadowRenderer.color = m_Color; + m_ShadowRenderer.sprite = m_SpriteRenderer.sprite; + + Vector3 pos = m_Coord.GetGround3DPosition(); + m_Shadow.transform.position = pos; + } + +} -- cgit v1.1-26-g67d0