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Imporving AssetDatabase

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Misaki
2026-01-30 21:20:18 +09:00
parent 9f05944d81
commit d263f0c7e1
8 changed files with 158 additions and 201 deletions
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4
Ghost.Editor.Core/AssetHandle/Importers/TextImporter.cs
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@@ -27,7 +27,7 @@ internal class TextImporterSettings : ImporterSettings
[AssetImporter(".txt", ".md")]
internal class TextImporter : AssetImporter<TextImporterSettings>
{
public override async Task<Result> ImportAsync(string assetPath, AssetMeta meta)
public override async ValueTask<Result> ImportAsync(string assetPath, AssetMeta meta, CancellationToken token = default)
{
var settings = GetSettings(meta);
@@ -45,7 +45,7 @@ internal class TextImporter : AssetImporter<TextImporterSettings>
try
{
// Read the file
var content = await File.ReadAllTextAsync(assetPath);
var content = await File.ReadAllTextAsync(assetPath, token);
if (settings.TrimWhitespace)
{

28
Ghost.Editor.Core/AssetHandle/Importers/TextureImporter.cs
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@@ -73,7 +73,7 @@ internal class TextureImporterSettings : ImporterSettings
[AssetImporter(".png", ".jpg", ".jpeg", ".dds", ".tga", ".bmp")]
internal class TextureImporter : AssetImporter<TextureImporterSettings>
{
public override async Task<Result> ImportAsync(string assetPath, AssetMeta meta)
public override async ValueTask<Result> ImportAsync(string assetPath, AssetMeta meta, CancellationToken token = default)
{
var settings = GetSettings(meta);
@@ -82,7 +82,7 @@ internal class TextureImporter : AssetImporter<TextureImporterSettings>
var dependencies = new List<Guid>();
// Validate dependencies
var depResult = await ValidateDependenciesAsync(dependencies);
var depResult = await ValidateDependenciesAsync(dependencies, token);
if (depResult.IsFailure)
{
return depResult;
@@ -97,8 +97,8 @@ internal class TextureImporter : AssetImporter<TextureImporterSettings>
}
// Get image dimensions (simplified - in real implementation would use image library)
var (width, height) = await GetImageDimensionsAsync(assetPath);
var (width, height) = GetImageDimensions(assetPath);
if (width == 0 || height == 0)
{
return Result.Failure("Failed to read image dimensions");
@@ -160,38 +160,38 @@ internal class TextureImporter : AssetImporter<TextureImporterSettings>
/// Get image dimensions from file.
/// Simplified implementation - in production, use an image library.
/// </summary>
private async Task<(uint width, uint height)> GetImageDimensionsAsync(string imagePath)
private static (uint width, uint height) GetImageDimensions(string imagePath)
{
// This is a placeholder implementation
// In a real implementation, you would use a library like:
// - ImageSharp
// - StbImageSharp
// - DirectXTex (for DDS files)
var extension = Path.GetExtension(imagePath).ToLowerInvariant();
if (extension == ".dds")
{
// For DDS files, read the header
// DDS header format: https://docs.microsoft.com/en-us/windows/win32/direct3ddds/dds-header
return await ReadDDSHeaderAsync(imagePath);
return ReadDDSHeader(imagePath);
}
else
{
// For PNG/JPG/etc, we would use an image library
// For now, return placeholder values
return await Task.FromResult<(uint, uint)>((1024, 1024));
return (1024, 1024);
}
}
/// <summary>
/// Read DDS file header to get dimensions.
/// </summary>
private async Task<(uint width, uint height)> ReadDDSHeaderAsync(string ddsPath)
private static (uint width, uint height) ReadDDSHeader(string ddsPath)
{
try
{
await using var stream = File.OpenRead(ddsPath);
using var stream = File.OpenRead(ddsPath);
using var reader = new BinaryReader(stream);
// Read magic number (should be "DDS ")
@@ -226,7 +226,7 @@ internal class TextureImporter : AssetImporter<TextureImporterSettings>
/// <summary>
/// Export a texture asset from memory to disk.
/// </summary>
public override async Task<Result> ExportAsync<T>(string assetPath, T assetData, AssetMeta meta)
public override async ValueTask<Result> ExportAsync<T>(string assetPath, T assetData, AssetMeta meta, CancellationToken token = default)
{
if (assetData is not TextureAsset textureAsset)
{
@@ -239,14 +239,14 @@ internal class TextureImporter : AssetImporter<TextureImporterSettings>
// 1. Convert the texture data to the appropriate format
// 2. Write the image file (PNG, DDS, etc.)
// 3. Save metadata
// For now, just save metadata as JSON
var json = JsonSerializer.Serialize(textureAsset, new JsonSerializerOptions
{
WriteIndented = true
});
await File.WriteAllTextAsync(assetPath, json);
await File.WriteAllTextAsync(assetPath, json, token);
return Result.Success();
}