63 lines
1.6 KiB
C#
63 lines
1.6 KiB
C#
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using Godot;
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using System;
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using System.Collections.Generic;
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using BITKit;
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using Newtonsoft.Json.Linq;
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namespace BITFactory;
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public partial class PathRenderer : EntityBehaviour
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{
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[Export] private DeviceValueComponent valueComponent;
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[Export] private Node3D root;
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private readonly List<MeshInstance3D> meshInstances=new();
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public override void OnAwake()
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{
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base.OnAwake();
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valueComponent.OnValueChanged += OnValueChanged;
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}
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private void OnValueChanged(string arg1, DateTime arg2)
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{
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foreach (var x in meshInstances)
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{
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x.QueueFree();
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}
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meshInstances.Clear();
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Vector3 lastPoint = Vector3.Zero;
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foreach (var pair in JArray.Parse(arg1))
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{
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var x = pair["X"]!.ToObject<float>()!;
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var y = pair["Y"]!.ToObject<float>()!;
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var currentPoint =root.Position + new Vector3(x, 0, y);
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if (lastPoint != Vector3.Zero)
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{
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meshInstances.Add(Line(lastPoint, currentPoint,Colors.Orange));
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}
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lastPoint = currentPoint;
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}
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}
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public static MeshInstance3D Line(Vector3 pos1, Vector3 pos2, Color? color = null)
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{
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var meshInstance = new MeshInstance3D();
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var immediateMesh = new ImmediateMesh();
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var material = new StandardMaterial3D();
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meshInstance.Mesh = immediateMesh;
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meshInstance.CastShadow = GeometryInstance3D.ShadowCastingSetting.Off;
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immediateMesh.SurfaceBegin(Mesh.PrimitiveType.Lines, material);
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immediateMesh.SurfaceAddVertex(pos1);
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immediateMesh.SurfaceAddVertex(pos2);
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immediateMesh.SurfaceEnd();
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material.ShadingMode = BaseMaterial3D.ShadingModeEnum.Unshaded;
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material.AlbedoColor = color ?? Colors.WhiteSmoke;
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(Engine.GetMainLoop() as SceneTree).Root.AddChild(meshInstance);
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return meshInstance;
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}
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}
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