216 lines
6.8 KiB
C#
216 lines
6.8 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007,2009,2010 Chris Forbes, Robert Pepperell, Matthew Bowra-Dean, Paul Chote, Alli Witheford.
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* This file is part of OpenRA.
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*
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* OpenRA is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* OpenRA is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with OpenRA. If not, see <http://www.gnu.org/licenses/>.
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*/
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#endregion
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using System;
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using System.Drawing;
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using System.Drawing.Imaging;
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using System.Linq;
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using OpenRA.FileFormats;
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using OpenRA.Traits;
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namespace OpenRA.Graphics
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{
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class Minimap
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{
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readonly World world;
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Sheet sheet, mapOnlySheet;
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SpriteRenderer rgbaRenderer;
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LineRenderer lineRenderer;
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Sprite sprite, mapOnlySprite;
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Bitmap terrain, oreLayer;
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Rectangle bounds;
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Sprite ownedSpawnPoint;
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Sprite unownedSpawnPoint;
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const int alpha = 230;
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public void Tick() { }
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public Minimap(World world, Renderer r)
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{
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this.world = world;
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sheet = new Sheet(r, new Size(128, 128));
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mapOnlySheet = new Sheet(r, new Size(128, 128));
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lineRenderer = new LineRenderer(r);
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rgbaRenderer = new SpriteRenderer(r, true, r.RgbaSpriteShader);
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var size = Math.Max(world.Map.Width, world.Map.Height);
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var dw = (size - world.Map.Width) / 2;
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var dh = (size - world.Map.Height) / 2;
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bounds = new Rectangle(world.Map.Offset.X - dw, world.Map.Offset.Y - dh, size, size);
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sprite = new Sprite(sheet, bounds, TextureChannel.Alpha);
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mapOnlySprite = new Sprite(mapOnlySheet, bounds, TextureChannel.Alpha);
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shroudColor = Color.FromArgb(alpha, Color.Black);
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ownedSpawnPoint = ChromeProvider.GetImage(r, "spawnpoints", "owned");
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unownedSpawnPoint = ChromeProvider.GetImage(r, "spawnpoints", "unowned");
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}
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public static Rectangle MakeMinimapBounds(Map m)
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{
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var size = Math.Max(m.Width, m.Height);
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var dw = (size - m.Width) / 2;
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var dh = (size - m.Height) / 2;
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return new Rectangle(m.Offset.X - dw, m.Offset.Y - dh, size, size);
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}
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static Cache<string, Color[]> terrainTypeColors = new Cache<string, Color[]>(
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theater =>
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{
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var pal = Game.world.WorldRenderer.GetPalette("terrain");
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return new[] {
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theater == "snow" ? 0xe3 :0x1a,
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0x63, 0x2f, 0x1f, 0x14, 0x64, 0x1f, 0x68, 0x6b, 0x6d, 0x88 }
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.Select(a => Color.FromArgb(alpha, pal.GetColor(a))).ToArray();
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});
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static Color shroudColor;
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public void InvalidateOre() { oreLayer = null; }
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public static Bitmap RenderTerrainBitmap(Map map, TileSet tileset)
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{
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var colors = terrainTypeColors[map.Theater.ToLowerInvariant()];
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var terrain = new Bitmap(map.MapSize, map.MapSize);
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for (var y = 0; y < map.MapSize; y++)
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for (var x = 0; x < map.MapSize; x++)
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terrain.SetPixel(x, y, map.IsInMap(x, y)
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? colors[tileset.GetWalkability(map.MapTiles[x, y])]
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: shroudColor);
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return terrain;
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}
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public static Bitmap RenderTerrainBitmapWithSpawnPoints(Map map, TileSet tileset)
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{
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/* todo: do this a bit nicer */
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var terrain = RenderTerrainBitmap(map, tileset);
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//foreach (var sp in map.SpawnPoints)
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// terrain.SetPixel(sp.X, sp.Y, Color.White);
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return terrain;
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}
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public void Update()
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{
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if (terrain == null)
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terrain = RenderTerrainBitmap(world.Map, world.TileSet);
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if (oreLayer == null)
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{
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var res = world.WorldActor.traits.Get<ResourceLayer>();
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var colors = terrainTypeColors[world.Map.Theater.ToLowerInvariant()];
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oreLayer = new Bitmap(terrain);
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for (var y = world.Map.YOffset; y < world.Map.YOffset + world.Map.Height; y++)
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for (var x = world.Map.XOffset; x < world.Map.XOffset + world.Map.Width; x++)
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if (res.GetResource(new int2(x,y)) != null)
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oreLayer.SetPixel(x, y, colors[(int)TerrainMovementType.Ore]);
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}
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mapOnlySheet.Texture.SetData(oreLayer);
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if (!world.Queries.OwnedBy[world.LocalPlayer].WithTrait<ProvidesRadar>().Any())
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return;
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var bitmap = new Bitmap(oreLayer);
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var bitmapData = bitmap.LockBits(new Rectangle(0, 0, bitmap.Width, bitmap.Height),
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ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
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unsafe
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{
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var colors = terrainTypeColors[world.Map.Theater.ToLowerInvariant()];
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int* c = (int*)bitmapData.Scan0;
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foreach (var a in world.Queries.WithTrait<Unit>().Where( a => a.Actor.Owner != null ))
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*(c + (a.Actor.Location.Y * bitmapData.Stride >> 2) + a.Actor.Location.X) =
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Color.FromArgb(alpha, a.Actor.Owner.Color).ToArgb();
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for (var y = world.Map.YOffset; y < world.Map.YOffset + world.Map.Height; y++)
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for (var x = world.Map.XOffset; x < world.Map.XOffset + world.Map.Width; x++)
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{
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if (!world.LocalPlayer.Shroud.DisplayOnRadar(x, y))
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{
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*(c + (y * bitmapData.Stride >> 2) + x) = shroudColor.ToArgb();
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continue;
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}
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var b = world.WorldActor.traits.Get<BuildingInfluence>().GetBuildingAt(new int2(x, y));
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if (b != null)
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*(c + (y * bitmapData.Stride >> 2) + x) =
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(b.Owner != null ? Color.FromArgb(alpha, b.Owner.Color) : colors[4]).ToArgb();
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}
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}
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bitmap.UnlockBits(bitmapData);
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sheet.Texture.SetData(bitmap);
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}
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public void Draw(RectangleF rect, bool mapOnly)
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{
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rgbaRenderer.DrawSprite(mapOnly ? mapOnlySprite : sprite,
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new float2(rect.X, rect.Y), "chrome", new float2(rect.Width, rect.Height));
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rgbaRenderer.Flush();
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}
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int2 TransformCellToMinimapPixel(RectangleF viewRect, int2 p)
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{
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var fx = (float)(p.X - bounds.X) / bounds.Width;
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var fy = (float)(p.Y - bounds.Y) / bounds.Height;
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return new int2(
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(int)(viewRect.Width * fx + viewRect.Left) - 8,
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(int)(viewRect.Height * fy + viewRect.Top) - 8);
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}
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public void DrawSpawnPoints(RectangleF rect)
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{
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var points = world.Map.SpawnPoints
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.Select( (sp,i) => Pair.New(sp,world.players.Values.FirstOrDefault(
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p => p.SpawnPointIndex == i + 1 ) ))
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.ToList();
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foreach (var p in points)
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{
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var pos = TransformCellToMinimapPixel(rect, p.First);
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if (p.Second == null)
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rgbaRenderer.DrawSprite(unownedSpawnPoint, pos, "chrome");
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else
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{
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lineRenderer.FillRect(new RectangleF(
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Game.viewport.Location.X + pos.X + 2,
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Game.viewport.Location.Y + pos.Y + 2,
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12, 12), p.Second.Color);
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rgbaRenderer.DrawSprite(ownedSpawnPoint, pos, "chrome");
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}
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}
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lineRenderer.Flush();
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rgbaRenderer.Flush();
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}
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}
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}
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