467 lines
22 KiB
C#
467 lines
22 KiB
C#
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//
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// Copyright 2020 Electronic Arts Inc.
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//
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// The Command & Conquer Map Editor and corresponding source code is free
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// software: you can redistribute it and/or modify it under the terms of
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// the GNU General Public License as published by the Free Software Foundation,
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// either version 3 of the License, or (at your option) any later version.
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// The Command & Conquer Map Editor and corresponding source code is distributed
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// in the hope that it will be useful, but with permitted additional restrictions
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// under Section 7 of the GPL. See the GNU General Public License in LICENSE.TXT
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// distributed with this program. You should have received a copy of the
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// GNU General Public License along with permitted additional restrictions
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// with this program. If not, see https://github.com/electronicarts/CnC_Remastered_Collection
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using Newtonsoft.Json.Linq;
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using Pfim;
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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 System.Drawing.Imaging;
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using System.IO;
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using System.IO.Compression;
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using System.Linq;
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using System.Runtime.InteropServices;
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using TGASharpLib;
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namespace MobiusEditor.Utility
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{
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public class TextureManager
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{
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#if false
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private class ImageData
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{
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public TGA TGA;
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public JObject Metadata;
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}
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#endif
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private readonly MegafileManager megafileManager;
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private Dictionary<string, Bitmap> cachedTextures = new Dictionary<string, Bitmap>();
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private Dictionary<(string, TeamColor), (Bitmap, Rectangle)> teamColorTextures = new Dictionary<(string, TeamColor), (Bitmap, Rectangle)>();
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public TextureManager(MegafileManager megafileManager)
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{
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this.megafileManager = megafileManager;
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}
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public void Reset()
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{
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cachedTextures.Clear();
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teamColorTextures.Clear();
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}
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public (Bitmap, Rectangle) GetTexture(string filename, TeamColor teamColor)
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{
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if (teamColorTextures.TryGetValue((filename, teamColor), out (Bitmap bitmap, Rectangle opaqueBounds) result))
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{
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return result;
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}
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if (!cachedTextures.TryGetValue(filename, out result.bitmap))
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{
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if (Path.GetExtension(filename).ToLower() == ".tga")
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{
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TGA tga = null;
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JObject metadata = null;
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// First attempt to find the texture in an archive
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var name = Path.GetFileNameWithoutExtension(filename);
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var archiveDir = Path.GetDirectoryName(filename);
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var archivePath = archiveDir + ".ZIP";
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using (var fileStream = megafileManager.Open(archivePath))
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{
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if (fileStream != null)
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{
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using (var archive = new ZipArchive(fileStream, ZipArchiveMode.Read))
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{
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foreach (var entry in archive.Entries)
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{
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if (name == Path.GetFileNameWithoutExtension(entry.Name))
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{
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if ((tga == null) && (Path.GetExtension(entry.Name).ToLower() == ".tga"))
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{
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using (var stream = entry.Open())
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using (var memStream = new MemoryStream())
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{
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stream.CopyTo(memStream);
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tga = new TGA(memStream);
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}
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}
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else if ((metadata == null) && (Path.GetExtension(entry.Name).ToLower() == ".meta"))
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{
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using (var stream = entry.Open())
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using (var reader = new StreamReader(stream))
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{
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metadata = JObject.Parse(reader.ReadToEnd());
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}
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}
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if ((tga != null) && (metadata != null))
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{
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break;
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}
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}
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}
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}
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}
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}
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// Next attempt to load a standalone file
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if (tga == null)
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{
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using (var fileStream = megafileManager.Open(filename))
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{
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if (fileStream != null)
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{
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tga = new TGA(fileStream);
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}
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}
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}
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if (tga != null)
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{
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var bitmap = tga.ToBitmap(true);
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if (metadata != null)
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{
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var size = new Size(metadata["size"][0].ToObject<int>(), metadata["size"][1].ToObject<int>());
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var crop = Rectangle.FromLTRB(
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metadata["crop"][0].ToObject<int>(),
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metadata["crop"][1].ToObject<int>(),
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metadata["crop"][2].ToObject<int>(),
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metadata["crop"][3].ToObject<int>()
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);
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var uncroppedBitmap = new Bitmap(size.Width, size.Height, bitmap.PixelFormat);
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using (var g = Graphics.FromImage(uncroppedBitmap))
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{
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g.DrawImage(bitmap, crop, new Rectangle(Point.Empty, bitmap.Size), GraphicsUnit.Pixel);
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}
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cachedTextures[filename] = uncroppedBitmap;
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}
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else
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{
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cachedTextures[filename] = bitmap;
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}
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}
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#if false
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// Attempt to load parent directory as archive
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var archiveDir = Path.GetDirectoryName(filename);
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var archivePath = archiveDir + ".ZIP";
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using (var fileStream = megafileManager.Open(archivePath))
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{
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if (fileStream != null)
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{
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using (var archive = new ZipArchive(fileStream, ZipArchiveMode.Read))
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{
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var images = new Dictionary<string, ImageData>();
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foreach (var entry in archive.Entries)
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{
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var name = Path.GetFileNameWithoutExtension(entry.Name);
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if (!images.TryGetValue(name, out ImageData imageData))
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{
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imageData = images[name] = new ImageData { TGA = null, Metadata = null };
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}
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if ((imageData.TGA == null) && (Path.GetExtension(entry.Name).ToLower() == ".tga"))
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{
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using (var stream = entry.Open())
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using (var memStream = new MemoryStream())
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{
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stream.CopyTo(memStream);
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imageData.TGA = new TGA(memStream);
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}
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}
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else if ((imageData.Metadata == null) && (Path.GetExtension(entry.Name).ToLower() == ".meta"))
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{
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using (var stream = entry.Open())
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using (var reader = new StreamReader(stream))
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{
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imageData.Metadata = JObject.Parse(reader.ReadToEnd());
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}
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}
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if ((imageData.TGA != null) && (imageData.Metadata != null))
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{
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var bitmap = imageData.TGA.ToBitmap(true);
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var size = new Size(imageData.Metadata["size"][0].ToObject<int>(), imageData.Metadata["size"][1].ToObject<int>());
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var crop = Rectangle.FromLTRB(
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imageData.Metadata["crop"][0].ToObject<int>(),
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imageData.Metadata["crop"][1].ToObject<int>(),
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imageData.Metadata["crop"][2].ToObject<int>(),
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imageData.Metadata["crop"][3].ToObject<int>()
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);
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var uncroppedBitmap = new Bitmap(size.Width, size.Height, bitmap.PixelFormat);
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using (var g = Graphics.FromImage(uncroppedBitmap))
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{
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g.DrawImage(bitmap, crop, new Rectangle(Point.Empty, bitmap.Size), GraphicsUnit.Pixel);
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}
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cachedTextures[Path.Combine(archiveDir, name) + ".tga"] = uncroppedBitmap;
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images.Remove(name);
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}
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}
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foreach (var item in images.Where(x => x.Value.TGA != null))
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{
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cachedTextures[Path.Combine(archiveDir, item.Key) + ".tga"] = item.Value.TGA.ToBitmap(true);
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}
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}
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}
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}
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#endif
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}
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if (!cachedTextures.TryGetValue(filename, out result.bitmap))
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{
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// Try loading as a DDS
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var ddsFilename = Path.ChangeExtension(filename, ".DDS");
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using (var fileStream = megafileManager.Open(ddsFilename))
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{
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if (fileStream != null)
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{
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var bytes = new byte[fileStream.Length];
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fileStream.Read(bytes, 0, bytes.Length);
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using (var image = Dds.Create(bytes, new PfimConfig()))
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{
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PixelFormat format;
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switch (image.Format)
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{
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case Pfim.ImageFormat.Rgb24:
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format = PixelFormat.Format24bppRgb;
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break;
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case Pfim.ImageFormat.Rgba32:
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format = PixelFormat.Format32bppArgb;
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break;
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case Pfim.ImageFormat.R5g5b5:
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format = PixelFormat.Format16bppRgb555;
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break;
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case Pfim.ImageFormat.R5g6b5:
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format = PixelFormat.Format16bppRgb565;
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break;
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case Pfim.ImageFormat.R5g5b5a1:
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format = PixelFormat.Format16bppArgb1555;
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break;
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case Pfim.ImageFormat.Rgb8:
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format = PixelFormat.Format8bppIndexed;
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break;
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default:
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format = PixelFormat.DontCare;
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break;
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}
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var bitmap = new Bitmap(image.Width, image.Height, format);
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var bitmapData = bitmap.LockBits(new Rectangle(0, 0, image.Width, image.Height), ImageLockMode.WriteOnly, bitmap.PixelFormat);
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Marshal.Copy(image.Data, 0, bitmapData.Scan0, image.Stride * image.Height);
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bitmap.UnlockBits(bitmapData);
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cachedTextures[filename] = bitmap;
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}
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}
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}
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}
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}
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if (!cachedTextures.TryGetValue(filename, out result.bitmap))
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{
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return result;
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}
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result.bitmap = new Bitmap(result.bitmap);
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result.opaqueBounds = new Rectangle(0, 0, result.bitmap.Width, result.bitmap.Height);
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if (teamColor != null)
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{
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float frac(float x) => x - (int)x;
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float lerp(float x, float y, float t) => (x * (1.0f - t)) + (y * t);
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float saturate(float x) => Math.Max(0.0f, Math.Min(1.0f, x));
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BitmapData data = null;
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try
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{
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data = result.bitmap.LockBits(new Rectangle(0, 0, result.bitmap.Width, result.bitmap.Height), ImageLockMode.ReadWrite, result.bitmap.PixelFormat);
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var bpp = Image.GetPixelFormatSize(data.PixelFormat) / 8;
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var bytes = new byte[data.Stride * data.Height];
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Marshal.Copy(data.Scan0, bytes, 0, bytes.Length);
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result.opaqueBounds = CalculateOpaqueBounds(bytes, data.Width, data.Height, bpp, data.Stride);
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for (int j = 0; j < bytes.Length; j += bpp)
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{
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var pixel = Color.FromArgb(bytes[j + 2], bytes[j + 1], bytes[j + 0]);
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(float r, float g, float b) = (pixel.R.ToLinear(), pixel.G.ToLinear(), pixel.B.ToLinear());
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(float x, float y, float z, float w) K = (0.0f, -1.0f / 3.0f, 2.0f / 3.0f, -1.0f);
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(float x, float y, float z, float w) p = (g >= b) ? (g, b, K.x, K.y) : (b, g, K.w, K.z);
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(float x, float y, float z, float w) q = (r >= p.x) ? (r, p.y, p.z, p.x) : (p.x, p.y, p.w, r);
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(float d, float e) = (q.x - Math.Min(q.w, q.y), 1e-10f);
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(float hue, float saturation, float value) = (Math.Abs(q.z + (q.w - q.y) / (6.0f * d + e)), d / (q.x + e), q.x);
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var lowerHue = teamColor.LowerBounds.GetHue() / 360.0f;
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var upperHue = teamColor.UpperBounds.GetHue() / 360.0f;
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if ((hue >= lowerHue) && (upperHue >= hue))
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{
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hue = (hue / (upperHue - lowerHue)) * ((upperHue + teamColor.Fudge) - (lowerHue - teamColor.Fudge));
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hue += teamColor.HSVShift.X;
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saturation += teamColor.HSVShift.Y;
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value += teamColor.HSVShift.Z;
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(float x, float y, float z, float w) L = (1.0f, 2.0f / 3.0f, 1.0f / 3.0f, 3.0f);
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(float x, float y, float z) m = (
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Math.Abs(frac(hue + L.x) * 6.0f - L.w),
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Math.Abs(frac(hue + L.y) * 6.0f - L.w),
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Math.Abs(frac(hue + L.z) * 6.0f - L.w)
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);
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r = value * lerp(L.x, saturate(m.x - L.x), saturation);
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g = value * lerp(L.x, saturate(m.y - L.x), saturation);
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b = value * lerp(L.x, saturate(m.z - L.x), saturation);
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(float x, float y, float z) n = (
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Math.Min(1.0f, Math.Max(0.0f, r - teamColor.InputLevels.X) / (teamColor.InputLevels.Z - teamColor.InputLevels.X)),
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Math.Min(1.0f, Math.Max(0.0f, g - teamColor.InputLevels.X) / (teamColor.InputLevels.Z - teamColor.InputLevels.X)),
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Math.Min(1.0f, Math.Max(0.0f, b - teamColor.InputLevels.X) / (teamColor.InputLevels.Z - teamColor.InputLevels.X))
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);
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n.x = (float)Math.Pow(n.x, teamColor.InputLevels.Y);
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n.y = (float)Math.Pow(n.y, teamColor.InputLevels.Y);
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n.z = (float)Math.Pow(n.z, teamColor.InputLevels.Y);
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|||
|
|
|
|||
|
|
r = lerp(teamColor.OutputLevels.X, teamColor.OutputLevels.Y, n.x);
|
|||
|
|
g = lerp(teamColor.OutputLevels.X, teamColor.OutputLevels.Y, n.y);
|
|||
|
|
b = lerp(teamColor.OutputLevels.X, teamColor.OutputLevels.Y, n.z);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
(float x, float y, float z) n2 = (
|
|||
|
|
Math.Min(1.0f, Math.Max(0.0f, r - teamColor.OverallInputLevels.X) / (teamColor.OverallInputLevels.Z - teamColor.OverallInputLevels.X)),
|
|||
|
|
Math.Min(1.0f, Math.Max(0.0f, g - teamColor.OverallInputLevels.X) / (teamColor.OverallInputLevels.Z - teamColor.OverallInputLevels.X)),
|
|||
|
|
Math.Min(1.0f, Math.Max(0.0f, b - teamColor.OverallInputLevels.X) / (teamColor.OverallInputLevels.Z - teamColor.OverallInputLevels.X))
|
|||
|
|
);
|
|||
|
|
n2.x = (float)Math.Pow(n2.x, teamColor.OverallInputLevels.Y);
|
|||
|
|
n2.y = (float)Math.Pow(n2.y, teamColor.OverallInputLevels.Y);
|
|||
|
|
n2.z = (float)Math.Pow(n2.z, teamColor.OverallInputLevels.Y);
|
|||
|
|
|
|||
|
|
r = lerp(teamColor.OverallOutputLevels.X, teamColor.OverallOutputLevels.Y, n2.x);
|
|||
|
|
g = lerp(teamColor.OverallOutputLevels.X, teamColor.OverallOutputLevels.Y, n2.y);
|
|||
|
|
b = lerp(teamColor.OverallOutputLevels.X, teamColor.OverallOutputLevels.Y, n2.z);
|
|||
|
|
|
|||
|
|
bytes[j + 2] = (byte)(r.ToSRGB() * 255.0f);
|
|||
|
|
bytes[j + 1] = (byte)(g.ToSRGB() * 255.0f);
|
|||
|
|
bytes[j + 0] = (byte)(b.ToSRGB() * 255.0f);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
Marshal.Copy(bytes, 0, data.Scan0, bytes.Length);
|
|||
|
|
}
|
|||
|
|
finally
|
|||
|
|
{
|
|||
|
|
if (data != null)
|
|||
|
|
{
|
|||
|
|
result.bitmap.UnlockBits(data);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
result.opaqueBounds = CalculateOpaqueBounds(result.bitmap);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
teamColorTextures[(filename, teamColor)] = result;
|
|||
|
|
return result;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private static Rectangle CalculateOpaqueBounds(byte[] data, int width, int height, int bpp, int stride)
|
|||
|
|
{
|
|||
|
|
bool isTransparentRow(int y)
|
|||
|
|
{
|
|||
|
|
var start = y * stride;
|
|||
|
|
for (var i = bpp - 1; i < stride; i += bpp)
|
|||
|
|
{
|
|||
|
|
if (data[start + i] != 0)
|
|||
|
|
{
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var opaqueBounds = new Rectangle(0, 0, width, height);
|
|||
|
|
for (int y = 0; y < height; ++y)
|
|||
|
|
{
|
|||
|
|
if (!isTransparentRow(y))
|
|||
|
|
{
|
|||
|
|
opaqueBounds.Offset(0, y);
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
for (int y = height; y > 0; --y)
|
|||
|
|
{
|
|||
|
|
if (!isTransparentRow(y - 1))
|
|||
|
|
{
|
|||
|
|
opaqueBounds.Height = y - opaqueBounds.Top;
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
bool isTransparentColumn(int x)
|
|||
|
|
{
|
|||
|
|
var start = (x * bpp) + (bpp - 1);
|
|||
|
|
for (var y = opaqueBounds.Top; y < opaqueBounds.Bottom; ++y)
|
|||
|
|
{
|
|||
|
|
if (data[start + (y * stride)] != 0)
|
|||
|
|
{
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
for (int x = 0; x < width; ++x)
|
|||
|
|
{
|
|||
|
|
if (!isTransparentColumn(x))
|
|||
|
|
{
|
|||
|
|
opaqueBounds.Offset(x, 0);
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
for (int x = width; x > 0; --x)
|
|||
|
|
{
|
|||
|
|
if (!isTransparentColumn(x - 1))
|
|||
|
|
{
|
|||
|
|
opaqueBounds.Width = x - opaqueBounds.Left;
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return opaqueBounds;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private static Rectangle CalculateOpaqueBounds(Bitmap bitmap)
|
|||
|
|
{
|
|||
|
|
BitmapData data = null;
|
|||
|
|
try
|
|||
|
|
{
|
|||
|
|
data = bitmap.LockBits(new Rectangle(0, 0, bitmap.Width, bitmap.Height), ImageLockMode.ReadWrite, bitmap.PixelFormat);
|
|||
|
|
var bpp = Image.GetPixelFormatSize(data.PixelFormat) / 8;
|
|||
|
|
var bytes = new byte[data.Stride * data.Height];
|
|||
|
|
Marshal.Copy(data.Scan0, bytes, 0, bytes.Length);
|
|||
|
|
return CalculateOpaqueBounds(bytes, data.Width, data.Height, bpp, data.Stride);
|
|||
|
|
}
|
|||
|
|
finally
|
|||
|
|
{
|
|||
|
|
if (data != null)
|
|||
|
|
{
|
|||
|
|
bitmap.UnlockBits(data);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|