146 lines
3.6 KiB
C#
146 lines
3.6 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 System.Linq;
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using OpenRA.Graphics;
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using OpenRA.Mods.Common.Effects;
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using OpenRA.Traits;
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namespace OpenRA.Mods.Common
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{
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[Desc("Attach this to the world actor.", "Order of the layers defines the Z sorting.")]
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public class SmudgeLayerInfo : ITraitInfo
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{
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public readonly string Type = "Scorch";
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[Desc("Sprite sequence name")]
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public readonly string Sequence = "scorch";
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public readonly int SmokePercentage = 25;
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[Desc("Sprite sequence name")]
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public readonly string SmokeType = "smoke_m";
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public readonly string Palette = "terrain";
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public object Create(ActorInitializer init) { return new SmudgeLayer(this); }
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}
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public class SmudgeLayer : IRenderOverlay, IWorldLoaded, ITickRender
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{
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struct Smudge
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{
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public string Type;
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public int Depth;
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public Sprite Sprite;
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}
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public SmudgeLayerInfo Info;
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Dictionary<CPos, Smudge> tiles;
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Dictionary<CPos, Smudge> dirty;
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Dictionary<string, Sprite[]> smudges;
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World world;
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public SmudgeLayer(SmudgeLayerInfo info)
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{
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this.Info = info;
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}
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public void WorldLoaded(World w, WorldRenderer wr)
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{
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world = w;
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tiles = new Dictionary<CPos, Smudge>();
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dirty = new Dictionary<CPos, Smudge>();
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smudges = new Dictionary<string, Sprite[]>();
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var types = world.Map.SequenceProvider.Sequences(Info.Sequence);
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foreach (var t in types)
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{
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var seq = world.Map.SequenceProvider.GetSequence(Info.Sequence, t);
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var sprites = Exts.MakeArray(seq.Length, x => seq.GetSprite(x));
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smudges.Add(t, sprites);
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}
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// Add map smudges
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foreach (var s in w.Map.Smudges.Value.Where(s => smudges.Keys.Contains(s.Type)))
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{
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var smudge = new Smudge
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{
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Type = s.Type,
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Depth = s.Depth,
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Sprite = smudges[s.Type][s.Depth]
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};
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tiles.Add((CPos)s.Location, smudge);
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}
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}
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public void AddSmudge(CPos loc)
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{
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if (Game.CosmeticRandom.Next(0, 100) <= Info.SmokePercentage)
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world.AddFrameEndTask(w => w.Add(new Smoke(w, world.Map.CenterOfCell(loc), Info.SmokeType)));
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if (!dirty.ContainsKey(loc) && !tiles.ContainsKey(loc))
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{
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// No smudge; create a new one
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var st = smudges.Keys.Random(world.SharedRandom);
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dirty[loc] = new Smudge { Type = st, Depth = 0, Sprite = smudges[st][0] };
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}
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else
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{
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// Existing smudge; make it deeper
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var tile = dirty.ContainsKey(loc) ? dirty[loc] : tiles[loc];
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var maxDepth = smudges[tile.Type].Length;
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if (tile.Depth < maxDepth - 1)
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{
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tile.Depth++;
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tile.Sprite = smudges[tile.Type][tile.Depth];
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}
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dirty[loc] = tile;
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}
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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(Info.Palette);
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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 (world.ShroudObscures(kv.Key))
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continue;
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new SpriteRenderable(kv.Value.Sprite, world.Map.CenterOfCell(kv.Key),
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WVec.Zero, -511, pal, 1f, true).Render(wr); // TODO ZOffset is ignored
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}
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}
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}
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}
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