e8794032e0
PPos is best thought of as a cell grid applied in screen space. Multiple cells with different terrain heights may be projected to the same PPos, or to multiple PPos if they do not align with the screen grid. PPos coordinates are used primarily for map edge checks and shroud / visibility queries.
89 lines
2.4 KiB
C#
89 lines
2.4 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2015 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;
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using System.Collections.Generic;
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using System.Drawing;
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using OpenRA.Graphics;
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using OpenRA.Primitives;
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using OpenRA.Traits;
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namespace OpenRA.Mods.Common.Traits
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{
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[Desc("Required for the A* PathDebug from DeveloperMode. Attach this to the world actor.")]
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public class PathfinderDebugOverlayInfo : TraitInfo<PathfinderDebugOverlay> { }
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public class PathfinderDebugOverlay : IRenderOverlay, IWorldLoaded
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{
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Dictionary<Player, CellLayer<int>> layers;
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int refreshTick;
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World world;
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public bool Visible;
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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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refreshTick = 0;
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layers = new Dictionary<Player, CellLayer<int>>(8);
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// Enabled via Cheats menu
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Visible = false;
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}
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public void AddLayer(IEnumerable<Pair<CPos, int>> cellWeights, int maxWeight, Player pl)
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{
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if (maxWeight == 0) return;
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CellLayer<int> layer;
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if (!layers.TryGetValue(pl, out layer))
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{
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layer = new CellLayer<int>(world.Map);
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layers.Add(pl, layer);
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}
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foreach (var p in cellWeights)
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layer[p.First] = Math.Min(128, layer[p.First] + (maxWeight - p.Second) * 64 / maxWeight);
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}
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public void Render(WorldRenderer wr)
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{
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if (!Visible)
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return;
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var qr = Game.Renderer.WorldQuadRenderer;
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var doDim = refreshTick - world.WorldTick <= 0;
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if (doDim) refreshTick = world.WorldTick + 20;
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var map = wr.World.Map;
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foreach (var pair in layers)
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{
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var c = (pair.Key != null) ? pair.Key.Color.RGB : Color.PaleTurquoise;
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var layer = pair.Value;
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// Only render quads in viewing range:
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foreach (var uv in wr.Viewport.VisibleCellsInsideBounds.CandidateMapCoords)
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{
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if (layer[uv] <= 0)
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continue;
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var w = Math.Max(0, Math.Min(layer[uv], 128));
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if (doDim)
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layer[uv] = layer[uv] * 5 / 6;
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// TODO: This doesn't make sense for isometric terrain
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var pos = wr.World.Map.CenterOfCell(uv.ToCPos(map));
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var tl = wr.ScreenPxPosition(pos - new WVec(512, 512, 0));
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var br = wr.ScreenPxPosition(pos + new WVec(511, 511, 0));
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qr.FillRect(RectangleF.FromLTRB(tl.X, tl.Y, br.X, br.Y), Color.FromArgb(w, c));
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}
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}
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}
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}
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}
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