protected override Task<ResultStatus> DoCommandOverride(ICommandContext commandContext)
{
var convertParameters = new TextureHelper.ImportParameters(Parameters) { OutputUrl = Url };
using (var texTool = new TextureTool())
using (var texImage = texTool.Load(Parameters.SourcePathFromDisk, convertParameters.IsSRgb))
{
var importResult = Import(commandContext, texTool, texImage, convertParameters);
return Task.FromResult(importResult);
}
}
public static ResultStatus ImportStreamableTextureImage(ContentManager assetManager, TextureTool textureTool, TexImage texImage, TextureHelper.ImportParameters convertParameters, CancellationToken cancellationToken, ICommandContext commandContext)
{
// Perform normal texture importing (but don't save it to file now)
var importResult = TextureHelper.ImportTextureImageRaw(textureTool, texImage, convertParameters, cancellationToken, commandContext.Logger);
if (importResult != ResultStatus.Successful)
{
return(importResult);
}
// Make sure we don't compress mips data
var dataUrl = convertParameters.OutputUrl + "_Data";
commandContext.AddTag(new ObjectUrl(UrlType.Content, dataUrl), Builder.DoNotCompressTag);
using (var outputImage = textureTool.ConvertToStrideImage(texImage))
{
if (cancellationToken.IsCancellationRequested)
{
return(ResultStatus.Cancelled);
}
// Create texture mips data containers (storage all array slices for every mip in separate chunks)
var desc = outputImage.Description;
List <byte[]> mipsData = new List <byte[]>(desc.MipLevels);
for (int mipIndex = 0; mipIndex < desc.MipLevels; mipIndex++)
{
int totalSize = 0;
for (int arrayIndex = 0; arrayIndex < desc.ArraySize; arrayIndex++)
{
var pixelBuffer = outputImage.GetPixelBuffer(arrayIndex, 0, mipIndex);
totalSize += pixelBuffer.BufferStride;
}
var buf = new byte[totalSize];
int startIndex = 0;
for (int arrayIndex = 0; arrayIndex < desc.ArraySize; arrayIndex++)
{
var pixelBuffer = outputImage.GetPixelBuffer(arrayIndex, 0, mipIndex);
int size = pixelBuffer.BufferStride;
Marshal.Copy(pixelBuffer.DataPointer, buf, startIndex, size);
startIndex += size;
}
mipsData.Add(buf);
}
// Pack mip maps to the storage container
ContentStorageHeader storageHeader;
ContentStorage.Create(assetManager, dataUrl, mipsData, out storageHeader);
if (cancellationToken.IsCancellationRequested)
{
return(ResultStatus.Cancelled);
}
// Serialize texture to file
var outputTexture = new TextureSerializationData(outputImage, true, storageHeader);
assetManager.Save(convertParameters.OutputUrl, outputTexture.ToSerializableVersion(), typeof(Texture));
commandContext.Logger.Verbose($"Compression successful [{dataUrl}] to ({outputImage.Description.Width}x{outputImage.Description.Height},{outputImage.Description.Format})");
}
return(ResultStatus.Successful);
}
private ResultStatus Import(ICommandContext commandContext, TextureTool textureTool, TexImage texImage, TextureHelper.ImportParameters convertParameters)
{
var assetManager = new ContentManager(MicrothreadLocalDatabases.ProviderService);
var useSeparateDataContainer = TextureHelper.ShouldUseDataContainer(Parameters.IsStreamable, texImage.Dimension);
// Note: for streamable textures we want to store mip maps in a separate storage container and read them on request instead of whole asset deserialization (at once)
return useSeparateDataContainer
? TextureHelper.ImportStreamableTextureImage(assetManager, textureTool, texImage, convertParameters, CancellationToken, commandContext)
: TextureHelper.ImportTextureImage(assetManager, textureTool, texImage, convertParameters, CancellationToken, commandContext.Logger);
}