Storyline+Dialog初步
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SoulliesOfficial
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using System;
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using System.Collections.Generic;
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using UnityEngine;
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namespace Ichni.RhythmGame.ThemeBundles.DepartureToMultiverse
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{
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/// <summary>
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/// 圆形轨迹流星环境物体。单个 ParticleSystem，粒子沿 Velocity over Lifetime 的 Orbital Z 轨道旋转，
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/// 并借助 Trail 模块拖出圆形轨迹。颜色由 Gradient 随机取色，发光强度以 HDR 倍率应用到粒子材质。
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/// </summary>
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public partial class DTMCircleSpinTrails : EnvironmentObject
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{
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#region [常量] Constants
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private const string EnableEmissionProperty = "_EnableEmission";
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private const string EmissionColorProperty = "_EmissionColor";
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private const int DefaultParticleCount = 20;
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private const float DefaultParticleLifetime = 5f;
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private const float DefaultOrbitalZSpeed = 1f;
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private const float DefaultEmissionIntensity = 2f;
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private const float MinLifetime = 0.01f;
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#endregion
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#region [暴露属性字段] Exposed Fields
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[Header("Core References")]
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[Tooltip("流星效果所使用的粒子系统")]
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public ParticleSystem trailParticleSystem;
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[Header("Circle Spin Trails Settings")]
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[Tooltip("同时存在的流星（粒子）数量")]
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public int particleCount = DefaultParticleCount;
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[Tooltip("单个粒子的存活时间（秒）")]
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public float particleLifetime = DefaultParticleLifetime;
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[Tooltip("粒子随机取色所使用的渐变")]
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public Gradient colorGradient;
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[Tooltip("轨道旋转速度（Velocity over Lifetime 的 Orbital Z）")]
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public float orbitalZSpeed = DefaultOrbitalZSpeed;
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[Tooltip("发光强度（HDR 倍率，应用到粒子材质的 _EmissionColor）")]
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public float emissionIntensity = DefaultEmissionIntensity;
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#endregion
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#region [运行时缓存] Runtime Cache
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private ParticleSystemRenderer particleRenderer;
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#endregion
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#region [默认值辅助] Default Helpers
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/// <summary>返回默认的多彩渐变（青 → 品红 → 黄），用于流星随机取色。</summary>
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private static Gradient DefaultColorGradient()
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{
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Gradient gradient = new Gradient();
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gradient.SetKeys(
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new GradientColorKey[]
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{
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new GradientColorKey(Color.cyan, 0f),
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new GradientColorKey(Color.magenta, 0.5f),
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new GradientColorKey(Color.yellow, 1f)
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},
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new GradientAlphaKey[]
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{
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new GradientAlphaKey(1f, 0f),
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new GradientAlphaKey(1f, 1f)
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});
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return gradient;
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}
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#endregion
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#region [生命周期与工厂] Lifecycle & Factory
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/// <summary>从 BeatmapManager 调用的工厂方法，实例化 prefab 并写入配置字段。</summary>
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public static DTMCircleSpinTrails GenerateElement(
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string elementName, Guid id, List<string> tags,
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bool isFirstGenerated, string themeBundleName, string objectName,
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GameElement parentElement, bool isStatic,
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int particleCount, float particleLifetime, Gradient colorGradient,
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float orbitalZSpeed, float emissionIntensity)
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{
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DTMCircleSpinTrails spinTrails = EnvironmentObject.GenerateElement(
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elementName, id, tags, isFirstGenerated,
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themeBundleName, objectName, parentElement, isStatic)
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.GetComponent<DTMCircleSpinTrails>();
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spinTrails.particleCount = particleCount;
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spinTrails.particleLifetime = particleLifetime;
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spinTrails.colorGradient = colorGradient ?? DefaultColorGradient();
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spinTrails.orbitalZSpeed = orbitalZSpeed;
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spinTrails.emissionIntensity = emissionIntensity;
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return spinTrails;
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}
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public override void FirstSetUpObject(bool isFirstGenerated)
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{
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if (trailParticleSystem == null)
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trailParticleSystem = GetComponent<ParticleSystem>();
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particleRenderer = trailParticleSystem != null
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? trailParticleSystem.GetComponent<ParticleSystemRenderer>()
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: null;
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// 兼容旧存档中未序列化的渐变字段
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if (colorGradient == null) colorGradient = DefaultColorGradient();
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// 实例化材质，避免污染共享资源（从 AssetBundle 加载后必须重新初始化 Shader）
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if (particleRenderer != null) particleRenderer.InitializeShader();
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ApplyParticleSettings();
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}
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public override void AfterInitialize()
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{
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base.AfterInitialize();
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ApplyParticleSettings();
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}
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public override void Refresh()
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{
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base.Refresh();
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ApplyParticleSettings();
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}
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public override void OnDirtyRefresh(Dictionary<string, bool> flags)
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{
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ApplyParticleSettings();
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}
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#endregion
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#region [粒子配置应用] Particle Settings
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/// <summary>
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/// 将当前字段配置写入粒子系统与材质：数量、存活时间、随机颜色、轨道旋转与发光强度。
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/// </summary>
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public void ApplyParticleSettings()
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{
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if (trailParticleSystem == null) return;
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float safeLifetime = Mathf.Max(particleLifetime, MinLifetime);
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int safeCount = Mathf.Max(particleCount, 0);
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// 数量与存活时间：以 rateOverTime = count / lifetime 维持稳态粒子数量，maxParticles 作为硬上限
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ParticleSystem.MainModule main = trailParticleSystem.main;
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main.startLifetime = safeLifetime;
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main.maxParticles = safeCount;
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main.startColor = new ParticleSystem.MinMaxGradient(colorGradient)
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{
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mode = ParticleSystemGradientMode.RandomColor
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};
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ParticleSystem.EmissionModule emission = trailParticleSystem.emission;
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emission.enabled = true;
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emission.rateOverTime = new ParticleSystem.MinMaxCurve(safeCount / safeLifetime);
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// 轨道旋转：Velocity over Lifetime 的 Orbital Z
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ParticleSystem.VelocityOverLifetimeModule velocity = trailParticleSystem.velocityOverLifetime;
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velocity.enabled = true;
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velocity.orbitalZ = new ParticleSystem.MinMaxCurve(orbitalZSpeed);
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// 发光强度：HDR 倍率写入材质 _EmissionColor（逐粒子随机色由顶点色再相乘着色）
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if (particleRenderer != null && particleRenderer.material != null)
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{
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float hdrScale = Mathf.Pow(2f, emissionIntensity);
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Color emissionColor = Color.white * hdrScale;
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emissionColor.a = 1f;
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particleRenderer.material.SetFloat(EnableEmissionProperty, 1f);
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particleRenderer.material.SetColor(EmissionColorProperty, emissionColor);
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}
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}
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#endregion
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}
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}
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@@ -0,0 +1,2 @@
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fileFormatVersion: 2
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guid: 2cc178b2441bca14eb1321c83761ab6f
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