public async Task HandleAsync(DomainCommandContext context, GenerateTexturePreviewCommand command)
{
var settings = new TextureConversionSettings
{
ColorSpace = command.ColorSpace,
FileType = FileType.WIC,
MaxHeight = command.MaxSize,
MaxWidth = command.MaxSize,
OutputFormat = command.OutputFormat,
KeepMipmaps = false
};
var metadata = _textureService.GetMetadata(command.FilePath);
if (metadata == null)
{
await context.EmitAsync(new ErrorOccuredNotification());
}
var texture = _textureService.Convert(command.FilePath, settings);
if (texture?.Metadata == null)
{
await context.EmitAsync(new ErrorOccuredNotification());
}
await context.EmitAsync(new GeneratedTexturePreviewNotification(texture, metadata));
}
public ConvertTextureCommand(
string fileName,
string sourceDirectoryPath,
string destinationDirectoryPath,
TextureConversionSettings settings)
{
FileName = fileName;
SourceDirectoryPath = sourceDirectoryPath;
DestinationDirectoryPath = destinationDirectoryPath;
Settings = settings;
}
private ConvertTextureCommand CreateConvertTextureCommand(string fileName, TextureConversionSettings settings)
{
return(new ConvertTextureCommand(
fileName,
_settings.SourceDirectory,
_settings.DestinationDirectory,
new ApplicationModel.TextureConversionSettings
{
ColorSpace = settings.ColorSpace,
KeepMipmaps = settings.KeepMipmaps,
OutputFormat = settings.OutputFormat
}));
}
public Texture Convert(string filePath, TextureConversionSettings settings)
{
Model.Texture texture;
var textureConverstionSettings = new Model.TextureConversionSettings(
settings.MaxHeight,
settings.MaxWidth,
(uint)settings.OutputFormat,
(uint)settings.ColorSpace,
settings.KeepMipmaps,
(uint)settings.FileType);
var result = ImagingDriver.ConvertTexture(filePath, textureConverstionSettings, out texture);
if ((result < 0) || (texture.Buffer == IntPtr.Zero))
{
return(null);
}
try
{
var metadata = new TextureMetadata
{
Height = texture.Metadata.Height,
Width = texture.Metadata.Width,
MipmapsCount = texture.Metadata.MipmapsCount,
Format = (DxgiFormat)texture.Metadata.DxgiFormat
};
var output = new Texture
{
Buffer = new byte[texture.Size],
Metadata = metadata
};
Marshal.Copy(texture.Buffer, output.Buffer, 0, output.Buffer.Length);
return(output);
}
finally
{
ImagingDriver.ReleaseTextureBuffer(texture.Buffer);
}
}
internal static extern long ConvertTexture(string sourceTexturePath, TextureConversionSettings settings, out Texture texture);
