Шейдеры на лампочки (#655)

* +light shader

* fixed

* toggling logic

* nice

* add option to settings

---------

Co-authored-by: CaYpeN1 <artem7771art@gmail.com>

Content.Shared/_White/Lighting/Shaders/LightingOverlayComponent.cs

@@ -0,0 +1,27 @@
+using Robust.Shared.GameStates;
+using Robust.Shared.Utility;
+using static Robust.Shared.Utility.SpriteSpecifier;
+
+namespace Content.Shared._White.Lighting.Shaders;
+
+/// <summary>
+/// This is used for LightOverlay
+/// </summary>
+[RegisterComponent, NetworkedComponent]
+public sealed partial class LightingOverlayComponent : Component
+{
+    [DataField, ViewVariables(VVAccess.ReadWrite)]
+    public bool Enabled = true;
+
+    [DataField]
+    public SpriteSpecifier Sprite = new Texture(new ResPath("Effects/LightMasks/lightmask_lamp.png"));
+
+    [DataField]
+    public float Offsetx = -0.5f;
+
+    [DataField]
+    public float Offsety = 0.5f;
+
+    [DataField]
+    public Color? Color;
+}