using System; using System.Collections.Generic; using UnityEngine; namespace coa4u { class ActionTintTo : ActionInterval { protected Vector4 color; protected Vector4 path; protected const float coeff = 1F / 255F; public ActionTintTo(Vector4 tgtColor, float tgtDuration) : base(tgtDuration) { color = tgtColor * coeff; path = Vector4.zero; } public ActionTintTo(Vector3 tgtColor, float tgtDuration) : this(new Vector4(tgtColor.x, tgtColor.y, tgtColor.z), tgtDuration) { } public override ActionInstant clone() { return new ActionTintTo(color / coeff, duration); } public override void start() { base.start(); Color tgtColor = renderer.material.color; path[0] = color[0] - tgtColor[0]; path[1] = color[1] - tgtColor[1]; path[2] = color[2] - tgtColor[2]; path[3] = color[3] - tgtColor[3]; } public override void stepInterval(float dt) { float d = dt / duration; Vector4 tgt = path * d; Color tgtColor = renderer.material.color; tgtColor[0] += tgt[0]; tgtColor[1] += tgt[1]; tgtColor[2] += tgt[2]; tgtColor[3] += tgt[3]; renderer.material.color = tgtColor; } } }