Port the Mass Scanner from OR14 (#6172)

Co-authored-by: metalgearsloth <comedian_vs_clown@hotmail.com>

Content.Server/Radar/RadarConsoleComponent.cs

@@ -0,0 +1,13 @@
+using Robust.Shared.GameObjects;
+using Robust.Shared.Serialization.Manager.Attributes;
+using Robust.Shared.ViewVariables;
+
+namespace Content.Server.Radar;
+
+[RegisterComponent, ComponentProtoName("RadarConsole")]
+public class RadarConsoleComponent : Component
+{
+    [ViewVariables(VVAccess.ReadWrite)]
+    [DataField("range")]
+    public float Range = 256f;
+}

Content.Server/Radar/RadarConsoleSystem.cs

@@ -0,0 +1,68 @@
+using System;
+using System.Collections.Generic;
+using Content.Server.Solar.Components;
+using Content.Server.UserInterface;
+using Content.Shared.Radar;
+using Robust.Shared.GameObjects;
+using Robust.Shared.IoC;
+using Robust.Shared.Log;
+using Robust.Shared.Map;
+using Robust.Shared.Maths;
+
+namespace Content.Server.Radar;
+
+public class RadarConsoleSystem : EntitySystem
+{
+    [Dependency] private readonly IMapManager _mapManager = default!;
+
+    private static float Frequency = 1.5f;
+
+    private float _accumulator;
+
+    public override void Update(float frameTime)
+    {
+        _accumulator += frameTime;
+
+        if (_accumulator < Frequency)
+            return;
+
+        _accumulator -= Frequency;
+
+        foreach (var (component, xform) in EntityManager.EntityQuery<RadarConsoleComponent, TransformComponent>())
+        {
+            var s = component.Owner.GetUIOrNull(RadarConsoleUiKey.Key);
+
+            if (s is null)
+                continue;
+
+            var (radarPos, _, radarInvMatrix) = xform.GetWorldPositionRotationInvMatrix();
+
+            var mapId = xform.MapID;
+            var objects = new List<RadarObjectData>();
+
+            _mapManager.FindGridsIntersectingEnumerator(mapId, new Box2(radarPos - component.Range, radarPos + component.Range), out var enumerator, true);
+
+            while (enumerator.MoveNext(out var grid))
+            {
+                var phy = Comp<PhysicsComponent>(grid.GridEntityId);
+                var transform = Transform(grid.GridEntityId);
+
+                if (phy.Mass < 50)
+                    continue;
+
+                var rad = Math.Log2(phy.Mass);
+                var gridCenter = transform.WorldMatrix.Transform(phy.LocalCenter);
+
+                var pos = radarInvMatrix.Transform(gridCenter);
+                pos.Y = -pos.Y; // Robust has an inverted Y, like BYOND. This undoes that.
+
+                if (pos.Length > component.Range)
+                    continue;
+
+                objects.Add(new RadarObjectData {Color = Color.Aqua, Position = pos, Radius = (float)rad});
+            }
+
+            s.SetState(new RadarConsoleBoundInterfaceState(component.Range, objects.ToArray()));
+        }
+    }
+}