78 lines
1.9 KiB
C#
78 lines
1.9 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2014 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation. For more information,
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* see COPYING.
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*/
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#endregion
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using System.Collections.Generic;
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using OpenRA.Graphics;
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using OpenRA.Traits;
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namespace OpenRA.Mods.RA
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{
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public class BuildableTerrainLayerInfo : TraitInfo<BuildableTerrainLayer> { }
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public class BuildableTerrainLayer : IRenderOverlay, IWorldLoaded, ITickRender
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{
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Dictionary<CPos, Sprite> tiles;
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Dictionary<CPos, Sprite> dirty;
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Theater theater;
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TileSet tileset;
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Map map;
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public void WorldLoaded(World w, WorldRenderer wr)
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{
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theater = wr.Theater;
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tileset = w.TileSet;
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map = w.Map;
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tiles = new Dictionary<CPos, Sprite>();
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dirty = new Dictionary<CPos, Sprite>();
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}
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public void AddTile(CPos cell, TerrainTile tile)
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{
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map.CustomTerrain[cell] = tileset.GetTerrainIndex(tile);
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// Terrain tiles define their origin at the topleft
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var s = theater.TileSprite(tile);
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dirty[cell] = new Sprite(s.sheet, s.bounds, float2.Zero, s.channel, s.blendMode);
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}
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public void TickRender(WorldRenderer wr, Actor self)
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{
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var remove = new List<CPos>();
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foreach (var kv in dirty)
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{
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if (!self.World.FogObscures(kv.Key))
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{
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tiles[kv.Key] = kv.Value;
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remove.Add(kv.Key);
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}
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}
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foreach (var r in remove)
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dirty.Remove(r);
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}
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public void Render(WorldRenderer wr)
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{
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var pal = wr.Palette("terrain");
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foreach (var kv in tiles)
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{
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if (!wr.Viewport.VisibleCells.Contains(kv.Key))
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continue;
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if (wr.world.ShroudObscures(kv.Key))
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continue;
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new SpriteRenderable(kv.Value, wr.world.Map.CenterOfCell(kv.Key),
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WVec.Zero, -511, pal, 1f, true).Render(wr);
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}
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}
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}
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}
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