123 lines
3.7 KiB
C#
123 lines
3.7 KiB
C#
#region Copyright & License Information
|
|
/*
|
|
* Copyright 2007-2020 The OpenRA Developers (see AUTHORS)
|
|
* This file is part of OpenRA, which is free software. It is made
|
|
* available to you under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation, either version 3 of
|
|
* the License, or (at your option) any later version. For more
|
|
* information, see COPYING.
|
|
*/
|
|
#endregion
|
|
|
|
using System.Collections.Generic;
|
|
using OpenRA.Graphics;
|
|
using OpenRA.Primitives;
|
|
using OpenRA.Traits;
|
|
|
|
namespace OpenRA.Mods.Common.Traits
|
|
{
|
|
public class TerrainRendererInfo : TraitInfo, ITiledTerrainRendererInfo
|
|
{
|
|
public override object Create(ActorInitializer init) { return new TerrainRenderer(init.World); }
|
|
}
|
|
|
|
public sealed class TerrainRenderer : IRenderTerrain, IWorldLoaded, INotifyActorDisposing, ITiledTerrainRenderer
|
|
{
|
|
readonly Map map;
|
|
readonly Dictionary<string, TerrainSpriteLayer> spriteLayers = new Dictionary<string, TerrainSpriteLayer>();
|
|
readonly Theater theater;
|
|
bool disposed;
|
|
|
|
public TerrainRenderer(World world)
|
|
{
|
|
map = world.Map;
|
|
theater = new Theater(world.Map.Rules.TileSet);
|
|
}
|
|
|
|
void IWorldLoaded.WorldLoaded(World world, WorldRenderer wr)
|
|
{
|
|
foreach (var template in map.Rules.TileSet.Templates)
|
|
{
|
|
var palette = template.Value.Palette ?? TileSet.TerrainPaletteInternalName;
|
|
spriteLayers.GetOrAdd(palette, pal =>
|
|
new TerrainSpriteLayer(world, wr, theater.Sheet, BlendMode.Alpha, wr.Palette(palette), world.Type != WorldType.Editor));
|
|
}
|
|
|
|
foreach (var cell in map.AllCells)
|
|
UpdateCell(cell);
|
|
|
|
map.Tiles.CellEntryChanged += UpdateCell;
|
|
map.Height.CellEntryChanged += UpdateCell;
|
|
}
|
|
|
|
public void UpdateCell(CPos cell)
|
|
{
|
|
var tile = map.Tiles[cell];
|
|
var palette = TileSet.TerrainPaletteInternalName;
|
|
if (map.Rules.TileSet.Templates.ContainsKey(tile.Type))
|
|
palette = map.Rules.TileSet.Templates[tile.Type].Palette ?? palette;
|
|
|
|
foreach (var kv in spriteLayers)
|
|
kv.Value.Update(cell, palette == kv.Key ? theater.TileSprite(tile) : null, false);
|
|
}
|
|
|
|
void IRenderTerrain.RenderTerrain(WorldRenderer wr, Viewport viewport)
|
|
{
|
|
foreach (var kv in spriteLayers.Values)
|
|
kv.Draw(wr.Viewport);
|
|
|
|
foreach (var r in wr.World.WorldActor.TraitsImplementing<IRenderOverlay>())
|
|
r.Render(wr);
|
|
}
|
|
|
|
void INotifyActorDisposing.Disposing(Actor self)
|
|
{
|
|
if (disposed)
|
|
return;
|
|
|
|
map.Tiles.CellEntryChanged -= UpdateCell;
|
|
map.Height.CellEntryChanged -= UpdateCell;
|
|
|
|
foreach (var kv in spriteLayers.Values)
|
|
kv.Dispose();
|
|
|
|
theater.Dispose();
|
|
disposed = true;
|
|
}
|
|
|
|
Sheet ITiledTerrainRenderer.Sheet { get { return theater.Sheet; } }
|
|
|
|
Sprite ITiledTerrainRenderer.TileSprite(TerrainTile r, int? variant)
|
|
{
|
|
return theater.TileSprite(r, variant);
|
|
}
|
|
|
|
Rectangle ITiledTerrainRenderer.TemplateBounds(TerrainTemplateInfo template)
|
|
{
|
|
Rectangle? templateRect = null;
|
|
var tileSize = map.Grid.TileSize;
|
|
|
|
var i = 0;
|
|
for (var y = 0; y < template.Size.Y; y++)
|
|
{
|
|
for (var x = 0; x < template.Size.X; x++)
|
|
{
|
|
var tile = new TerrainTile(template.Id, (byte)(i++));
|
|
if (!map.Rules.TileSet.TryGetTileInfo(tile, out var tileInfo))
|
|
continue;
|
|
|
|
var sprite = theater.TileSprite(tile);
|
|
var u = map.Grid.Type == MapGridType.Rectangular ? x : (x - y) / 2f;
|
|
var v = map.Grid.Type == MapGridType.Rectangular ? y : (x + y) / 2f;
|
|
|
|
var tl = new float2(u * tileSize.Width, (v - 0.5f * tileInfo.Height) * tileSize.Height) - 0.5f * sprite.Size;
|
|
var rect = new Rectangle((int)(tl.X + sprite.Offset.X), (int)(tl.Y + sprite.Offset.Y), (int)sprite.Size.X, (int)sprite.Size.Y);
|
|
templateRect = templateRect.HasValue ? Rectangle.Union(templateRect.Value, rect) : rect;
|
|
}
|
|
}
|
|
|
|
return templateRect ?? Rectangle.Empty;
|
|
}
|
|
}
|
|
}
|