mirror of
https://github.com/babalae/better-genshin-impact.git
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2b9a4f111a
* 小地图预处理和视角识别算法优化 * 模板匹配的相关类，包括快速带遮罩的SqDiff模板匹配，模板匹配归一化类，简易亚像素模板匹配实现，小地图匹配相关配置，和小地图匹配上下文。 * 实现小地图的分层地图模板匹配，修改 SceneBaseMap 的 GetMiniMapPosition 为 virtual 以便继承覆盖。 * 优化视角识别算法, 消除图标对视角识别影响, 修正上次提交里HImg的范围错误(BGR2HLS_FULL模式下H的范围在0~255), 启用新的视角识别算法。 * 模板匹配分层地图小修改 * 启用模板匹配的分层地图
113 lines
3.5 KiB
C#
113 lines
3.5 KiB
C#
using BetterGenshinImpact.GameTask.AutoPathing.Model;
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using BetterGenshinImpact.GameTask.Model.Area;
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using OpenCvSharp;
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using System;
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using BetterGenshinImpact.GameTask.Common.Element.Assets;
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using CommunityToolkit.Mvvm.Messaging;
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using CommunityToolkit.Mvvm.Messaging.Messages;
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using BetterGenshinImpact.GameTask.Common.Map.Maps;
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using BetterGenshinImpact.GameTask.Common.Map.Maps.Base;
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namespace BetterGenshinImpact.GameTask.AutoPathing;
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public class Navigation
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{
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private static bool _isWarmUp = false;
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private static float _prevX = -1;
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private static float _prevY = -1;
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public static void WarmUp()
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{
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if (!_isWarmUp)
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{
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MapManager.GetMap(MapTypes.Teyvat);
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}
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_isWarmUp = true;
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Reset();
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}
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public static void Reset()
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{
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(_prevX, _prevY) = (-1, -1);
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}
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public static void SetPrevPosition(float x, float y)
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{
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(_prevX, _prevY) = (x, y);
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}
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public static Point2f GetPosition(ImageRegion imageRegion, string mapName)
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{
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var colorMat = new Mat(imageRegion.SrcMat, MapAssets.Instance.MimiMapRect);
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var p = MapManager.GetMap(mapName).GetMiniMapPosition(colorMat, _prevX, _prevY);
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if (p != default)
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{
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(_prevX, _prevY) = (p.X, p.Y);
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}
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WeakReferenceMessenger.Default.Send(new PropertyChangedMessage<object>(typeof(Navigation),
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"SendCurrentPosition", new object(), p));
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return p;
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}
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/// <summary>
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/// 稳定获取当前位置坐标，优先使用全地图匹配，适用于不需要高效率但需要高稳定性的场景
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/// </summary>
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/// <param name="imageRegion">图像区域</param>
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/// <param name="mapName"></param>
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/// <returns>当前位置坐标</returns>
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public static Point2f GetPositionStable(ImageRegion imageRegion, string mapName)
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{
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var colorMat = new Mat(imageRegion.SrcMat, MapAssets.Instance.MimiMapRect);
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// 先尝试使用局部匹配
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var p = MapManager.GetMap(mapName).GetMiniMapPosition(colorMat, _prevX, _prevY);
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// 如果局部匹配失败，再尝试全地图匹配失败
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if (p == new Point2f())
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{
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Reset();
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p = MapManager.GetMap(mapName).GetMiniMapPosition(colorMat, _prevX, _prevY);
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}
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if (p != default)
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{
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(_prevX, _prevY) = (p.X, p.Y);
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}
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WeakReferenceMessenger.Default.Send(new PropertyChangedMessage<object>(typeof(Navigation),
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"SendCurrentPosition", new object(), p));
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return p;
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}
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public static int GetTargetOrientation(Waypoint waypoint, Point2f position)
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{
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double deltaX = waypoint.X - position.X;
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double deltaY = waypoint.Y - position.Y;
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double vectorLength = Math.Sqrt(deltaX * deltaX + deltaY * deltaY);
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if (vectorLength == 0)
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{
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return 0;
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}
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// 计算向量与x轴之间的夹角（逆时针方向）
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double angle = Math.Acos(deltaX / vectorLength);
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// 如果向量在x轴下方，角度需要调整
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if (deltaY < 0)
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{
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angle = 2 * Math.PI - angle;
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}
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return (int)(angle * (180.0 / Math.PI));
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}
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public static double GetDistance(Waypoint waypoint, Point2f position)
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{
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var x1 = waypoint.X;
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var y1 = waypoint.Y;
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var x2 = position.X;
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var y2 = position.Y;
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return Math.Sqrt((x2 - x1) * (x2 - x1) + (y2 - y1) * (y2 - y1));
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}
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}
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