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Generate map previews on save.

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This commit is contained in:
Paul Chote
2016-03-02 22:44:47 +00:00
parent b969d61466
commit 9c4dd54fa3
8 changed files with 94 additions and 223 deletions
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149
OpenRA.Game/Graphics/Minimap.cs
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@@ -1,149 +0,0 @@
#region Copyright & License Information
/*
* Copyright 2007-2016 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;
using System.Drawing;
using System.Drawing.Imaging;
using System.Linq;
using OpenRA.Traits;
namespace OpenRA.Graphics
{
public static class Minimap
{
public static Bitmap TerrainBitmap(TileSet tileset, Map map, bool actualSize = false)
{
var isRectangularIsometric = map.Grid.Type == MapGridType.RectangularIsometric;
var b = map.Bounds;
// Fudge the heightmap offset by adding as much extra as we need / can.
// This tries to correct for our incorrect assumption that MPos == PPos
var heightOffset = Math.Min(map.Grid.MaximumTerrainHeight, map.MapSize.Y - b.Bottom);
var width = b.Width;
var height = b.Height + heightOffset;
var bitmapWidth = width;
if (isRectangularIsometric)
bitmapWidth = 2 * bitmapWidth - 1;
if (!actualSize)
bitmapWidth = height = Exts.NextPowerOf2(Math.Max(bitmapWidth, height));
var terrain = new Bitmap(bitmapWidth, height);
var bitmapData = terrain.LockBits(terrain.Bounds(),
ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
var mapTiles = map.MapTiles.Value;
unsafe
{
var colors = (int*)bitmapData.Scan0;
var stride = bitmapData.Stride / 4;
for (var y = 0; y < height; y++)
{
for (var x = 0; x < width; x++)
{
var uv = new MPos(x + b.Left, y + b.Top);
var type = tileset.GetTileInfo(mapTiles[uv]);
var leftColor = type != null ? type.LeftColor : Color.Black;
if (isRectangularIsometric)
{
// Odd rows are shifted right by 1px
var dx = uv.V & 1;
var rightColor = type != null ? type.RightColor : Color.Black;
if (x + dx > 0)
colors[y * stride + 2 * x + dx - 1] = leftColor.ToArgb();
if (2 * x + dx < stride)
colors[y * stride + 2 * x + dx] = rightColor.ToArgb();
}
else
colors[y * stride + x] = leftColor.ToArgb();
}
}
}
terrain.UnlockBits(bitmapData);
return terrain;
}
// Add the static resources defined in the map; if the map lives
// in a world use AddCustomTerrain instead
static Bitmap AddStaticResources(TileSet tileset, Map map, Ruleset resourceRules, Bitmap terrainBitmap)
{
var terrain = new Bitmap(terrainBitmap);
var isRectangularIsometric = map.Grid.Type == MapGridType.RectangularIsometric;
var b = map.Bounds;
// Fudge the heightmap offset by adding as much extra as we need / can
// This tries to correct for our incorrect assumption that MPos == PPos
var heightOffset = Math.Min(map.Grid.MaximumTerrainHeight, map.MapSize.Y - b.Bottom);
var width = b.Width;
var height = b.Height + heightOffset;
var resources = resourceRules.Actors["world"].TraitInfos<ResourceTypeInfo>()
.ToDictionary(r => r.ResourceType, r => r.TerrainType);
var bitmapData = terrain.LockBits(terrain.Bounds(),
ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
unsafe
{
var colors = (int*)bitmapData.Scan0;
var stride = bitmapData.Stride / 4;
for (var y = 0; y < height; y++)
{
for (var x = 0; x < width; x++)
{
var uv = new MPos(x + b.Left, y + b.Top);
if (map.MapResources.Value[uv].Type == 0)
continue;
string res;
if (!resources.TryGetValue(map.MapResources.Value[uv].Type, out res))
continue;
var color = tileset[tileset.GetTerrainIndex(res)].Color.ToArgb();
if (isRectangularIsometric)
{
// Odd rows are shifted right by 1px
var dx = uv.V & 1;
if (x + dx > 0)
colors[y * stride + 2 * x + dx - 1] = color;
if (2 * x + dx < stride)
colors[y * stride + 2 * x + dx] = color;
}
else
colors[y * stride + x] = color;
}
}
}
terrain.UnlockBits(bitmapData);
return terrain;
}
public static Bitmap RenderMapPreview(TileSet tileset, Map map, bool actualSize)
{
return RenderMapPreview(tileset, map, map.Rules, actualSize);
}
public static Bitmap RenderMapPreview(TileSet tileset, Map map, Ruleset resourceRules, bool actualSize)
{
using (var terrain = TerrainBitmap(tileset, map, actualSize))
return AddStaticResources(tileset, map, resourceRules, terrain);
}
}
}

92
OpenRA.Game/Map/Map.cs
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@@ -12,6 +12,7 @@
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Linq;
using System.Security.Cryptography;
@@ -89,7 +90,7 @@ namespace OpenRA
public string Type = "Conquest";
public string Author;
public string Tileset;
public Bitmap CustomPreview;
public bool LockPreview;
public bool InvalidCustomRules { get; private set; }
public WVec OffsetOfSubCell(SubCell subCell)
@@ -281,10 +282,6 @@ namespace OpenRA
LastSubCell = (SubCell)(SubCellOffsets.Length - 1);
DefaultSubCell = (SubCell)Grid.SubCellDefaultIndex;
if (Package.Contains("map.png"))
using (var dataStream = Package.GetStream("map.png"))
CustomPreview = new Bitmap(dataStream);
PostInit();
Uid = ComputeUID(Package);
@@ -444,6 +441,10 @@ namespace OpenRA
root.Add(new MiniYamlNode(field, FieldSaver.FormatValue(this, f)));
}
// Save LockPreview field only if it's set
if (LockPreview)
root.Add(new MiniYamlNode("LockPreview", "True"));
root.Add(new MiniYamlNode("Players", null, PlayerDefinitions));
root.Add(new MiniYamlNode("Actors", null, ActorDefinitions));
@@ -468,6 +469,9 @@ namespace OpenRA
foreach (var file in Package.Contents)
toPackage.Update(file, Package.GetStream(file).ReadAllBytes());
if (!LockPreview)
toPackage.Update("map.png", SavePreview());
// Update the package with the new map data
var s = root.WriteToString();
toPackage.Update("map.yaml", Encoding.UTF8.GetBytes(s));
@@ -615,6 +619,84 @@ namespace OpenRA
return dataStream.ToArray();
}
public byte[] SavePreview()
{
var tileset = Rules.TileSets[Tileset];
var resources = Rules.Actors["world"].TraitInfos<ResourceTypeInfo>()
.ToDictionary(r => r.ResourceType, r => r.TerrainType);
using (var stream = new MemoryStream())
{
var isRectangularIsometric = Grid.Type == MapGridType.RectangularIsometric;
// Fudge the heightmap offset by adding as much extra as we need / can.
// This tries to correct for our incorrect assumption that MPos == PPos
var heightOffset = Math.Min(Grid.MaximumTerrainHeight, MapSize.Y - Bounds.Bottom);
var width = Bounds.Width;
var height = Bounds.Height + heightOffset;
var bitmapWidth = width;
if (isRectangularIsometric)
bitmapWidth = 2 * bitmapWidth - 1;
using (var bitmap = new Bitmap(bitmapWidth, height))
{
var bitmapData = bitmap.LockBits(bitmap.Bounds(),
ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
unsafe
{
var colors = (int*)bitmapData.Scan0;
var stride = bitmapData.Stride / 4;
Color leftColor, rightColor;
for (var y = 0; y < height; y++)
{
for (var x = 0; x < width; x++)
{
var uv = new MPos(x + Bounds.Left, y + Bounds.Top);
var resourceType = MapResources.Value[uv].Type;
if (resourceType != 0)
{
// Cell contains resources
string res;
if (!resources.TryGetValue(resourceType, out res))
continue;
leftColor = rightColor = tileset[tileset.GetTerrainIndex(res)].Color;
}
else
{
// Cell contains terrain
var type = tileset.GetTileInfo(MapTiles.Value[uv]);
leftColor = type != null ? type.LeftColor : Color.Black;
rightColor = type != null ? type.RightColor : Color.Black;
}
if (isRectangularIsometric)
{
// Odd rows are shifted right by 1px
var dx = uv.V & 1;
if (x + dx > 0)
colors[y * stride + 2 * x + dx - 1] = leftColor.ToArgb();
if (2 * x + dx < stride)
colors[y * stride + 2 * x + dx] = rightColor.ToArgb();
}
else
colors[y * stride + x] = leftColor.ToArgb();
}
}
}
bitmap.UnlockBits(bitmapData);
bitmap.Save(stream, ImageFormat.Png);
}
return stream.ToArray();
}
}
public bool Contains(CPos cell)
{
// .ToMPos() returns the same result if the X and Y coordinates

24
OpenRA.Game/Map/MapCache.cs
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@@ -193,28 +193,8 @@ namespace OpenRA
// Render the minimap into the shared sheet
foreach (var p in todo)
{
// The rendering is thread safe because it only reads from the passed instances and writes to a new bitmap
var createdPreview = false;
var bitmap = p.CustomPreview;
if (bitmap == null)
{
createdPreview = true;
var map = new Map(modData, p.Package);
bitmap = Minimap.RenderMapPreview(modData.DefaultRules.TileSets[map.Tileset], map, modData.DefaultRules, true);
}
Game.RunAfterTick(() =>
{
try
{
p.SetMinimap(sheetBuilder.Add(bitmap));
}
finally
{
if (createdPreview)
bitmap.Dispose();
}
});
if (p.Preview != null)
Game.RunAfterTick(() => p.SetMinimap(sheetBuilder.Add(p.Preview)));
// Yuck... But this helps the UI Jank when opening the map selector significantly.
Thread.Sleep(Environment.ProcessorCount == 1 ? 25 : 5);

8
OpenRA.Game/Map/MapPreview.cs
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@@ -69,7 +69,7 @@ namespace OpenRA
public CPos[] SpawnPoints { get; private set; }
public MapGridType GridType { get; private set; }
public Rectangle Bounds { get; private set; }
public Bitmap CustomPreview { get; private set; }
public Bitmap Preview { get; private set; }
public MapStatus Status { get; private set; }
public MapClassification Class { get; private set; }
public MapVisibility Visibility { get; private set; }
@@ -200,7 +200,7 @@ namespace OpenRA
if (p.Contains("map.png"))
using (var dataStream = p.GetStream("map.png"))
CustomPreview = new Bitmap(dataStream);
Preview = new Bitmap(dataStream);
}
bool EvaluateUserFriendliness(Dictionary<string, PlayerReference> players)
@@ -253,11 +253,11 @@ namespace OpenRA
SpawnPoints = spawns;
GridType = r.map_grid_type;
CustomPreview = new Bitmap(new MemoryStream(Convert.FromBase64String(r.minimap)));
Preview = new Bitmap(new MemoryStream(Convert.FromBase64String(r.minimap)));
}
catch (Exception) { }
if (CustomPreview != null)
if (Preview != null)
cache.CacheMinimap(this);
}

1
OpenRA.Game/OpenRA.Game.csproj
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@@ -121,7 +121,6 @@
<Compile Include="Graphics\CursorSequence.cs" />
<Compile Include="Graphics\HardwarePalette.cs" />
<Compile Include="Graphics\MappedImage.cs" />
<Compile Include="Graphics\Minimap.cs" />
<Compile Include="Graphics\SequenceProvider.cs" />
<Compile Include="Graphics\Sheet.cs" />
<Compile Include="Graphics\SheetBuilder.cs" />

1
OpenRA.Mods.Common/OpenRA.Mods.Common.csproj
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@@ -543,7 +543,6 @@
<Compile Include="UtilityCommands\ExtractLuaDocsCommand.cs" />
<Compile Include="UtilityCommands\ExtractTraitDocsCommand.cs" />
<Compile Include="WorldExtensions.cs" />
<Compile Include="UtilityCommands\GenerateMinimapCommand.cs" />
<Compile Include="UtilityCommands\GetMapHashCommand.cs" />
<Compile Include="UtilityCommands\Glob.cs" />
<Compile Include="UtilityCommands\ImportLegacyMapCommand.cs" />

40
OpenRA.Mods.Common/UtilityCommands/GenerateMinimapCommand.cs
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@@ -1,40 +0,0 @@
#region Copyright & License Information
/*
* Copyright 2007-2016 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;
using System.IO;
using OpenRA.Graphics;
namespace OpenRA.Mods.Common.UtilityCommands
{
class GenerateMinimapCommand : IUtilityCommand
{
public string Name { get { return "--map-preview"; } }
public bool ValidateArguments(string[] args)
{
return args.Length >= 2;
}
[Desc("MAPFILE", "Render PNG minimap of specified oramap file.")]
public void Run(ModData modData, string[] args)
{
Game.ModData = modData;
var map = new Map(modData, modData.ModFiles.OpenPackage(args[1]));
var minimap = Minimap.RenderMapPreview(map.Rules.TileSets[map.Tileset], map, true);
var dest = Path.GetFileNameWithoutExtension(args[1]) + ".png";
minimap.Save(dest);
Console.WriteLine(dest + " saved.");
}
}
}

2
OpenRA.Mods.Common/Widgets/Logic/Ingame/GameInfoLogic.cs
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@@ -54,7 +54,7 @@ namespace OpenRA.Mods.Common.Widgets.Logic
}
// Briefing tab
if (world.Map.CustomPreview != null)
if (world.Map.Exists("map.png"))
{
numTabs++;
var mapTabButton = widget.Get<ButtonWidget>(string.Concat("BUTTON", numTabs.ToString()));