/// <summary>
/// Resolves #include declarations in the file before the code is evaluated internally by MonoGame.
/// </summary>
/// <remarks>
/// This resolves the #include declarations before the code is processed by MonoGame. This is required
/// because the code is stored as a temporary file before being processed, instead of being processed at
/// the source (because once we get the code, we are not processing per-file but per-asset).
/// </remarks>
/// <param name="assetDependencies">The asset dependencies interface to get included files from.</param>
/// <param name="dirName">The folder name that this asset resides in.</param>
/// <param name="code">The code to process.</param>
/// <returns>The resulting code.</returns>
protected async Task <string> ResolveIncludes(IAssetDependencies assetDependencies, string dirName, string code)
{
var regex = new Regex("^#include <([^>]+)>\\s*$", RegexOptions.IgnoreCase | RegexOptions.Multiline);
var matches = regex.Matches(code).OfType <Match>().ToList();
foreach (var currentMatch in matches)
{
var relName = currentMatch.Groups[1].Captures[0].Value;
var relComponents = relName.Split(new[] { '\\', '/' });
var dirComponents = dirName.Split('.').ToList();
for (var i = 0; i < relComponents.Length; i++)
{
if (relComponents[i] == ".")
{
// Do nothing, same directory.
}
else if (relComponents[i] == "..")
{
// Parent directory.
if (dirComponents.Count > 0)
{
dirComponents.RemoveAt(dirComponents.Count - 1);
}
}
else
{
dirComponents.Add(relComponents[i]);
}
}
var includeFile = await assetDependencies.GetOptionalCompileTimeFileDependency(string.Join(".", dirComponents.ToArray())).ConfigureAwait(false);
if (includeFile == null)
{
throw new InvalidOperationException(
"Unable to include " + relName + "; resolved name " + dirComponents.ToArray() + " does not exist!");
}
// TODO: Calculate original filename from the PC that this asset was sourced from/
var nameOnDisk = string.Join("\\", dirComponents.ToArray());
using (var reader = new StreamReader(await includeFile.GetContentStream().ConfigureAwait(false)))
{
var replace = reader.ReadToEnd();
replace = "#line 1 \"" + nameOnDisk + "\"\r\n" + replace;
replace = await this.ResolveIncludes(assetDependencies, Path.GetDirectoryName(includeFile.Name.Replace(".", "/")).Replace(Path.DirectorySeparatorChar, '.'), replace).ConfigureAwait(false);
code = code.Replace(currentMatch.Value, replace);
}
}
return(code);
}
public async Task CompileAsync(IAssetFsFile assetFile, IAssetDependencies assetDependencies, TargetPlatform platform, IWritableSerializedAsset output)
{
var otherAnimations = new Dictionary <string, byte[]>();
if (assetFile.Extension != "x")
{
var otherFiles = (await assetDependencies.GetAvailableCompileTimeFiles())
.Where(x => x.Name.StartsWith(assetFile.Name + "-"))
.ToArray();
foreach (var otherAnim in otherFiles)
{
using (var otherStream = await otherAnim.GetContentStream().ConfigureAwait(false))
{
var b = new byte[otherStream.Length];
await otherStream.ReadAsync(b, 0, b.Length).ConfigureAwait(false);
otherAnimations[otherAnim.Name.Substring((assetFile.Name + "-").Length)] = b;
}
}
}
var nameComponents = assetFile.Name.Split('.');
nameComponents[nameComponents.Length - 1] = "_FolderOptions";
var folderOptionsFile = await assetDependencies.GetOptionalCompileTimeFileDependency(string.Join(".", nameComponents)).ConfigureAwait(false);
string[] importFolderOptions = null;
if (folderOptionsFile != null)
{
using (var optionsReader = new StreamReader(await folderOptionsFile.GetContentStream().ConfigureAwait(false)))
{
importFolderOptions = optionsReader.ReadToEnd()
.Trim()
.Split(new[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries)
.Select(x => x.Trim())
.Where(x => !x.StartsWith("#"))
.ToArray();
}
}
var optionsFile = await assetDependencies.GetOptionalCompileTimeFileDependency(assetFile.Name + ".Options").ConfigureAwait(false);
string[] importOptions = null;
if (optionsFile != null)
{
using (var optionsReader = new StreamReader(await optionsFile.GetContentStream().ConfigureAwait(false)))
{
importOptions = optionsReader.ReadToEnd()
.Trim()
.Split(new[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries)
.Select(x => x.Trim())
.Where(x => !x.StartsWith("#"))
.ToArray();
}
}
if (importOptions == null)
{
importOptions = importFolderOptions;
}
byte[] modelData;
using (var stream = await assetFile.GetContentStream().ConfigureAwait(false))
{
modelData = new byte[stream.Length];
await stream.ReadAsync(modelData, 0, modelData.Length).ConfigureAwait(false);
}
var reader = new AssimpReader(_modelRenderConfigurations, _renderBatcher);
var model = reader.Load(modelData, assetFile.Name, assetFile.Extension, otherAnimations, importOptions);
var data = _modelSerializer.Serialize(model);
output.SetLoader <IAssetLoader <ModelAsset> >();
output.SetByteArray("Data", data);
}
public async Task CompileAsync(IAssetFsFile assetFile, IAssetDependencies assetDependencies, TargetPlatform platform, IWritableSerializedAsset output)
{
var tempPath = System.IO.Path.GetTempFileName();
try
{
using (var stream = new FileStream(tempPath, FileMode.Create, FileAccess.Write, FileShare.None))
{
using (var sourceStream = await assetFile.GetContentStream().ConfigureAwait(false))
{
await sourceStream.CopyToAsync(stream).ConfigureAwait(false);
}
}
var importer = new TextureImporter();
var monogameOutput = importer.Import(tempPath, new DummyContentImporterContext());
var originalWidth = monogameOutput.Faces[0][0].Width;
var originalHeight = monogameOutput.Faces[0][0].Height;
var nameComponents = assetFile.Name.Split('.');
nameComponents[nameComponents.Length - 1] = "_FolderOptions";
var folderOptionsFile = await assetDependencies.GetOptionalCompileTimeFileDependency(string.Join(".", nameComponents)).ConfigureAwait(false);
string[] importFolderOptions = null;
if (folderOptionsFile != null)
{
using (var optionsReader = new StreamReader(await folderOptionsFile.GetContentStream().ConfigureAwait(false)))
{
importFolderOptions = optionsReader.ReadToEnd()
.Trim()
.Split(new[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries)
.Select(x => x.Trim())
.Where(x => !x.StartsWith("#"))
.ToArray();
}
}
var optionsFile = await assetDependencies.GetOptionalCompileTimeFileDependency(assetFile.Name + ".Options").ConfigureAwait(false);
string[] importOptions = null;
if (optionsFile != null)
{
using (var optionsReader = new StreamReader(await optionsFile.GetContentStream().ConfigureAwait(false)))
{
importOptions = optionsReader.ReadToEnd()
.Trim()
.Split(new[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries)
.Select(x => x.Trim())
.Where(x => !x.StartsWith("#"))
.ToArray();
}
}
if (importOptions == null)
{
importOptions = importFolderOptions;
}
if (importOptions == null)
{
importOptions = new string[0];
}
var allowResizeToPowerOfTwo = !IsPowerOfTwo((ulong)originalWidth) || !IsPowerOfTwo((ulong)originalHeight);
var allowMakeSquare = originalWidth != originalHeight;
var manager = new PipelineManager(
Environment.CurrentDirectory,
Environment.CurrentDirectory,
Environment.CurrentDirectory);
TextureContent content = CompileTexture(assetFile, platform, monogameOutput, importOptions, allowResizeToPowerOfTwo, allowMakeSquare, manager);
Console.WriteLine("Texture " + assetFile.Name + " resized " + originalWidth + "x" + originalHeight + " -> " + content.Faces[0][0].Width + "x" + content.Faces[0][0].Height);
output.SetLoader <IAssetLoader <TextureAsset> >();
output.SetPlatform(platform);
output.SetByteArray("Data", CompileAndGetBytes(content));
output.SetInt32("OriginalWidth", originalWidth);
output.SetInt32("OriginalHeight", originalHeight);
}
finally
{
try
{
File.Delete(tempPath);
}
catch
{
}
}
}