58 lines
2.0 KiB
C#
58 lines
2.0 KiB
C#
using Content.Client.Atmos.EntitySystems;
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using Robust.Client.Graphics;
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using Robust.Shared.Enums;
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using Robust.Shared.Prototypes;
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using Robust.Shared.Map;
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namespace Content.Client.Atmos.Overlays
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{
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public sealed class FireTileOverlay : Overlay
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{
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private readonly GasTileOverlaySystem _gasTileOverlaySystem;
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[Dependency] private readonly IMapManager _mapManager = default!;
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[Dependency] private readonly IPrototypeManager _prototypeManager = default!;
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public override OverlaySpace Space => OverlaySpace.WorldSpaceBelowFOV;
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private readonly ShaderInstance _shader;
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public FireTileOverlay()
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{
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IoCManager.InjectDependencies(this);
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_gasTileOverlaySystem = EntitySystem.Get<GasTileOverlaySystem>();
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_shader = _prototypeManager.Index<ShaderPrototype>("unshaded").Instance().Duplicate();
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ZIndex = GasTileOverlaySystem.GasOverlayZIndex + 1;
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}
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protected override void Draw(in OverlayDrawArgs args)
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{
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var drawHandle = args.WorldHandle;
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var mapId = args.Viewport.Eye!.Position.MapId;
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var worldBounds = args.WorldBounds;
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drawHandle.UseShader(_shader);
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foreach (var mapGrid in _mapManager.FindGridsIntersecting(mapId, worldBounds))
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{
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if (!_gasTileOverlaySystem.HasData(mapGrid.GridEntityId))
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continue;
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drawHandle.SetTransform(mapGrid.WorldMatrix);
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foreach (var tile in mapGrid.GetTilesIntersecting(worldBounds))
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{
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var enumerator = _gasTileOverlaySystem.GetFireOverlays(mapGrid.GridEntityId, tile.GridIndices);
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while (enumerator.MoveNext(out var tuple))
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{
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drawHandle.DrawTexture(tuple.Texture, new Vector2(tile.X, tile.Y), tuple.Color);
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}
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}
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}
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drawHandle.SetTransform(Matrix3.Identity);
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}
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}
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}
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