299 lines
12 KiB
C#
299 lines
12 KiB
C#
using UnityEngine;
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using TMPro;
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using RuntimeData;
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using Logic;
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namespace TH1Renderer
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{
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public class ProjectileRenderer
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{
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private GameObject _ROprojectile;
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private ProjectileData _projectileData;
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//------- Update缓存数据 -------//
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private UnitData _unitData;
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private GridData _gridData;
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private PlayerData _playerData;
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// 移动相关变量
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private bool _needMove = false;
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private Vector3 moveStartPos;
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private Vector3 moveEndPos;
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private float moveTime = 0f;
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private float moveFullTime = 1f;
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public ProjectileRenderer(GameObject prefab,Transform father, ProjectileData projectileData)
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{
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_projectileData = projectileData;
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_ROprojectile = GameObject.Instantiate(prefab, projectileData.StartPos, Quaternion.identity, father);
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//每个projectile从创生就要开始move
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_needMove = true;
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moveTime = 0f;
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moveStartPos = projectileData.StartPos;
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moveEndPos = projectileData.EndPos;
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foreach (Transform child in _ROprojectile.transform)
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child.gameObject.SetActive(false);
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Sprite sp = null;
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if (Table.Instance.ProjectileTypeDataAssets.GetProjectileTypeInfo(projectileData.ProjectileType,
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out var info))
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{
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sp = info.Img;
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moveFullTime = info.AnimTime * projectileData.Dis;
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}
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//TODO 迭代这里更新projectile icon 的方法，此外还要做projectile的管理池！
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string tmpName = projectileData.ProjectileType.ToString();
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var oldspr = _ROprojectile.transform.Find(tmpName);
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if (oldspr != null)
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oldspr.gameObject.SetActive(true);
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else
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{
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// TODO 暂时采用兼容的方案了
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var spr = _ROprojectile.transform.Find("SpAttack")?.GetComponent<SpriteRenderer>();
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if (spr != null)
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{
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spr.sprite = sp;
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spr.gameObject.SetActive(true);
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}
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}
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if (projectileData.ProjectileType == ProjectileType.Coin)
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{
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_ROprojectile.transform.Find("Coin").gameObject.SetActive(true);
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moveFullTime = Table.Instance.AnimDataAssets.ProjectileCoinMoveTime * projectileData.Dis;
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}
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else if (projectileData.ProjectileType == ProjectileType.Faith)
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{
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_ROprojectile.transform.Find("Faith").gameObject.SetActive(true);
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moveFullTime = Table.Instance.AnimDataAssets.ProjectileCoinMoveTime * projectileData.Dis;
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}
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}
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public GameObject GetROProjectile() { return _ROprojectile; }
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public void Die()
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{
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GameObject.Destroy(_ROprojectile.gameObject);
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}
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private static Vector3 CubicBezier(Vector3 p0, Vector3 p1, Vector3 p2, Vector3 p3, float t)
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{
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float u = 1f - t;
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return u * u * u * p0
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+ 3f * u * u * t * p1
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+ 3f * u * t * t * p2
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+ t * t * t * p3;
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}
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public void Update()
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{
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// 如果需要移动
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if (_needMove)
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{
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float parabola_height = 0f;
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float time_para = 1f;
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if (_projectileData.ProjectileMoveType == ProjectileMoveType.Parabola)
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parabola_height = 0.3f;
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if (_projectileData.ProjectileMoveType is ProjectileMoveType.HighParabola or ProjectileMoveType.SpinHighParabola)
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parabola_height = 0.5f;
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if (_projectileData.ProjectileMoveType == ProjectileMoveType.CityExpHighParabola)
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parabola_height = 0.4f;
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if (_projectileData.ProjectileMoveType == ProjectileMoveType.CoinParabola)
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{
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parabola_height = -0.1f;
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if (_projectileData.ProjectileType == ProjectileType.Faith)
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parabola_height = 0f;
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}
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Vector3 linearPos;
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Vector3 finalPos;
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float arcHeight;
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float arcOffset;
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float t;
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if (_projectileData.ProjectileMoveType == ProjectileMoveType.OrbBezier)
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{
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moveTime += Time.deltaTime / Mathf.Max(0.01f, moveFullTime);
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t = Mathf.Clamp01(moveTime);
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float easedT = Mathf.SmoothStep(0f, 1f, t);
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Vector3 delta = moveEndPos - moveStartPos;
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float distance = Mathf.Max(delta.magnitude, 0.01f);
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Vector3 direction = delta / distance;
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Vector3 normal = new Vector3(-direction.y, direction.x, 0f);
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float side = delta.x + delta.y >= 0f ? 1f : -1f;
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float sideOffset = Mathf.Clamp(distance * 0.22f, 0.35f, 1.45f);
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float liftOffset = Mathf.Clamp(distance * 0.08f, 0.2f, 0.75f);
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Vector3 p1 = moveStartPos + normal * (side * sideOffset) + new Vector3(0f, liftOffset, 0f);
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Vector3 p2 = Vector3.Lerp(moveStartPos, moveEndPos, 0.62f)
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+ normal * (side * sideOffset * 1.65f)
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+ new Vector3(0f, liftOffset * 0.75f, 0f);
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finalPos = CubicBezier(moveStartPos, p1, p2, moveEndPos, easedT);
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_ROprojectile.transform.Rotate(0, 0, 720f * Time.deltaTime);
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_ROprojectile.transform.position = finalPos;
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if (moveTime >= 1.0f)
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{
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_needMove = false;
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GameObject.Destroy(_ROprojectile);
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}
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return;
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}
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//如果是coin 或者 faith 完全单独处理
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if (_projectileData.ProjectileMoveType == ProjectileMoveType.CoinParabola)
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{
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var startPos = moveStartPos;
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startPos.y -= 5f;
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if (_projectileData.ProjectileType == ProjectileType.Faith)
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startPos.y += 5f;
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var middlePos = startPos;
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middlePos.y += 1f;
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// 增加时间
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moveTime += Time.deltaTime / moveFullTime;
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float showTime = 0.3f;
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if (_projectileData.ProjectileType == ProjectileType.Faith)
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showTime = 0.5f;
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//前showTime%的时间轻微移动
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if (moveTime < showTime)
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{
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t = Mathf.Clamp01(moveTime/showTime);
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// 计算水平线性插值位置
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linearPos = Vector3.Lerp(startPos, middlePos, t);
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// 添加抛物线效果 (在y轴方向)
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// 使用sin函数创建一个弧形，在中间点达到最高
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arcHeight = Vector3.Distance(startPos, middlePos) * parabola_height; // 弧高为距离的20%
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arcOffset = Mathf.Sin(t * Mathf.PI) * arcHeight;
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// 最终位置 = 线性插值位置 + 抛物线高度偏移
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finalPos = new Vector3(
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linearPos.x,
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linearPos.y + arcOffset,
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linearPos.z
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);
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// 设置投射物位置
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_ROprojectile.transform.position = finalPos;
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}
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//后70%的时间才做抛物线
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else
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{
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// 计算当前位置的插值因子 (0到1之间)
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t = Mathf.Clamp01((moveTime - showTime) / (1f - showTime));
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// 计算水平线性插值位置
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linearPos = Vector3.Lerp(middlePos, moveEndPos, t);
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// 添加抛物线效果 (在y轴方向)
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// 使用sin函数创建一个弧形，在中间点达到最高
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arcHeight = Vector3.Distance(middlePos, moveEndPos) * parabola_height; // 弧高为距离的20%
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arcOffset = Mathf.Sin(t * Mathf.PI) * arcHeight;
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// 最终位置 = 线性插值位置 + 抛物线高度偏移
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finalPos = new Vector3(
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linearPos.x,
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linearPos.y + arcOffset,
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linearPos.z
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);
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// 设置投射物位置
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_ROprojectile.transform.position = finalPos;
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}
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// 如果移动完成
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if (moveTime >= 1.0f)
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{
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_needMove = false;
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// 延迟销毁投射物
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GameObject.Destroy(_ROprojectile);
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}
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return;
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}
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//处理其他的运动曲线
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// 增加时间
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moveTime += Time.deltaTime / moveFullTime;
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// 计算当前位置的插值因子 (0到1之间)
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t = Mathf.Clamp01(moveTime);
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// 计算水平线性插值位置
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linearPos = Vector3.Lerp(moveStartPos, moveEndPos, t);
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// 添加抛物线效果 (在y轴方向)
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// 使用sin函数创建一个弧形，在中间点达到最高
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arcHeight = Vector3.Distance(moveStartPos, moveEndPos) * parabola_height; // 弧高为距离的20%
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arcOffset = Mathf.Sin(t * Mathf.PI) * arcHeight;
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// 最终位置 = 线性插值位置 + 抛物线高度偏移
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finalPos = new Vector3(
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linearPos.x,
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linearPos.y + arcOffset,
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linearPos.z
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);
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// 根据移动方向更新投射物的旋转
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if (_projectileData.ProjectileMoveType != ProjectileMoveType.CityExpHighParabola && t < 0.99f && _projectileData.ProjectileMoveType != ProjectileMoveType.SpinHighParabola)
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{
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// 运动方向 = 当前帧目标位置 - 上一帧的实际位置
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Vector3 direction = finalPos - _ROprojectile.transform.position;
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if (direction.sqrMagnitude > 0.0001f) // 避免方向向量过小或为零时进行计算
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{
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float angle = Mathf.Atan2(direction.y, direction.x) * Mathf.Rad2Deg;
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// 你的箭头精灵默认朝上(Y轴正方向)，因此需减去90度以对齐移动方向
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_ROprojectile.transform.rotation = Quaternion.Euler(0, 0, angle - 90);
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}
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}
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else
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// 如果是SpinHighParabola
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if (_projectileData.ProjectileMoveType == ProjectileMoveType.SpinHighParabola && t < 0.99f)
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{
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float _spinSpeed = 2000f;
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//Vector3 direction = finalPos - _ROprojectile.transform.position;
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//float angle = Mathf.Atan2(direction.y, direction.x) * Time.deltaTime;//Mathf.Rad2Deg;
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_ROprojectile.transform.Rotate(0, 0, _spinSpeed * Time.deltaTime);
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}
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// 在旋转计算完毕后，最后再更新投射物的当前帧位置
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// 设置投射物位置
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_ROprojectile.transform.position = finalPos;
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// 如果移动完成
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if (moveTime >= 1.0f)
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{
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_needMove = false;
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// 延迟销毁投射物
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GameObject.Destroy(_ROprojectile);
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}
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}
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}
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}
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}
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