/// Data that is saved to the .tilt file.
/// Be very careful when changing this, because it affects the save file format.
/// This does not really need to be virtual, except to implement the temporary
/// backwards-compatibility code.
public Guides.State GetSaveState(GroupIdMapping groupIdMapping)
{
return(new Guides.State {
Transform = TrTransform.TRS(transform.localPosition, transform.localRotation, 0),
Extents = Extents,
Pinned = m_Pinned,
GroupId = groupIdMapping.GetId(Group)
});
}
public static TiltModels75[] GetTiltModels(GroupIdMapping groupIdMapping)
{
var widgets =
WidgetManager.m_Instance.ModelWidgets.Where(w => w.gameObject.activeSelf).ToArray();
if (widgets.Length == 0 && !ModelCatalog.m_Instance.MissingModels.Any())
{
return(null);
}
var widgetModels = widgets.Select(w => w.Model).Distinct();
Dictionary <Model.Location, List <WidgetMetadata> > modelLocationMap =
new Dictionary <Model.Location, List <WidgetMetadata> >();
foreach (var model in widgetModels)
{
modelLocationMap[model.GetLocation()] = new List <WidgetMetadata>();
}
foreach (var widget in widgets)
{
WidgetMetadata newEntry = new WidgetMetadata();
newEntry.xf = widget.GetSaveTransform();
newEntry.pinned = widget.Pinned;
newEntry.groupId = groupIdMapping.GetId(widget.Group);
modelLocationMap[widget.Model.GetLocation()].Add(newEntry);
}
List <TiltModels75> models = new List <TiltModels75>();
foreach (var elem in modelLocationMap)
{
var val = new TiltModels75
{
Location = elem.Key,
};
// Order and align the metadata.
WidgetMetadata[] ordered = elem.Value.OrderBy(ByTranslation).ToArray();
val.PinStates = new bool[ordered.Length];
val.RawTransforms = new TrTransform[ordered.Length];
val.GroupIds = new uint[ordered.Length];
for (int i = 0; i < ordered.Length; ++i)
{
val.PinStates[i] = ordered[i].pinned;
val.RawTransforms[i] = ordered[i].xf;
val.GroupIds[i] = ordered[i].groupId;
}
models.Add(val);
}
return(models
.Concat(ModelCatalog.m_Instance.MissingModels)
.OrderBy(ByModelLocation).ToArray());
}
public static TiltVideo[] GetTiltVideos(GroupIdMapping groupIdMapping)
{
return(WidgetManager.m_Instance.VideoWidgets.Where(x => x.gameObject.activeSelf).Select(x => ConvertVideoToTiltVideo(x)).ToArray());
TiltVideo ConvertVideoToTiltVideo(VideoWidget widget)
{
TiltVideo video = new TiltVideo
{
FilePath = widget.Video.PersistentPath,
AspectRatio = widget.Video.Aspect,
Pinned = widget.Pinned,
Transform = widget.SaveTransform,
GroupId = groupIdMapping.GetId(widget.Group),
};
if (widget.VideoController != null)
{
video.Paused = !widget.VideoController.Playing;
video.Time = widget.VideoController.Time;
video.Volume = widget.VideoController.Volume;
}
return(video);
}
}
/// Write out sketch memory strokes ordered by initial control point timestamp.
/// Leaves stream in indeterminate state; caller should Close() upon return.
/// Output brushList provides mapping from .sketch brush index to GUID.
/// While writing out the strokes we adjust the stroke flags to take into account the effect
/// of inactive items on grouping.
public static void WriteMemory(Stream stream, IList <AdjustedMemoryBrushStroke> strokeCopies,
GroupIdMapping groupIdMapping, out List <Guid> brushList)
{
bool allowFastPath = BitConverter.IsLittleEndian;
var writer = new TiltBrush.SketchBinaryWriter(stream);
writer.UInt32(SKETCH_SENTINEL);
writer.Int32(SKETCH_VERSION);
writer.Int32(0); // reserved for header: must be 0
// Bump SKETCH_VERSION to >= 6 and remove this comment if non-zero data is written here
writer.UInt32(0); // additional data size
var brushMap = new Dictionary <Guid, int>(); // map from GUID to index
brushList = new List <Guid>(); // GUID's by index
// strokes
writer.Int32(strokeCopies.Count);
foreach (var copy in strokeCopies)
{
var stroke = copy.strokeData;
int brushIndex;
Guid brushGuid = stroke.m_BrushGuid;
if (!brushMap.TryGetValue(brushGuid, out brushIndex))
{
brushIndex = brushList.Count;
brushMap[brushGuid] = brushIndex;
brushList.Add(brushGuid);
}
writer.Int32(brushIndex);
writer.Color(stroke.m_Color);
writer.Float(stroke.m_BrushSize);
// Bump SKETCH_VERSION to >= 6 and remove this comment if any
// length-prefixed stroke extensions are added
StrokeExtension strokeExtensionMask = StrokeExtension.Flags | StrokeExtension.Seed;
if (stroke.m_BrushScale != 1)
{
strokeExtensionMask |= StrokeExtension.Scale;
}
if (stroke.m_Group != SketchGroupTag.None)
{
strokeExtensionMask |= StrokeExtension.Group;
}
writer.UInt32((uint)strokeExtensionMask);
uint controlPointExtensionMask =
(uint)(ControlPointExtension.Pressure | ControlPointExtension.Timestamp);
writer.UInt32(controlPointExtensionMask);
// Stroke extension fields, in order of appearance in the mask
writer.UInt32((uint)copy.adjustedStrokeFlags);
if ((uint)(strokeExtensionMask & StrokeExtension.Scale) != 0)
{
writer.Float(stroke.m_BrushScale);
}
if ((uint)(strokeExtensionMask & StrokeExtension.Group) != 0)
{
writer.UInt32(groupIdMapping.GetId(stroke.m_Group));
}
if ((uint)(strokeExtensionMask & StrokeExtension.Seed) != 0)
{
writer.Int32(stroke.m_Seed);
}
// Control points
writer.Int32(stroke.m_ControlPoints.Length);
if (allowFastPath && controlPointExtensionMask == ControlPoint.EXTENSIONS)
{
// Fast path: write ControlPoint[] (semi-)directly into the file
unsafe
{
int size = sizeof(ControlPoint) * stroke.m_ControlPoints.Length;
fixed(ControlPoint *aPoints = stroke.m_ControlPoints)
{
writer.Write((IntPtr)aPoints, size);
}
}
}
else
{
for (int j = 0; j < stroke.m_ControlPoints.Length; ++j)
{
var rControlPoint = stroke.m_ControlPoints[j];
writer.Vec3(rControlPoint.m_Pos);
writer.Quaternion(rControlPoint.m_Orient);
// Control point extension fields, in order of appearance in the mask
writer.Float(rControlPoint.m_Pressure);
writer.UInt32(rControlPoint.m_TimestampMs);
}
}
}
}
public static TiltImages75[] GetTiltImages(GroupIdMapping groupIdMapping)
{
var imports = WidgetManager.m_Instance.ImageWidgets
.Where(w => w.gameObject.activeSelf).ToArray();
if (imports.Length == 0)
{
return(null);
}
// From the list of image widgets in the sketch, create a map that contains a unique
// entry per image, with associated metadata (transform and pin state) stored as arrays.
Dictionary <string, List <WidgetMetadata> > imagesByFileName =
new Dictionary <string, List <WidgetMetadata> >();
Dictionary <string, float> aspectRatios = new Dictionary <string, float>();
foreach (var image in imports)
{
string fileName = image.FileName;
if (image.AspectRatio == null)
{
Debug.LogError("Trying to save partially-initialized image {fileName}");
}
if (!imagesByFileName.ContainsKey(fileName))
{
imagesByFileName[fileName] = new List <WidgetMetadata>();
aspectRatios[fileName] = image.AspectRatio ?? 1;
}
WidgetMetadata newEntry = new WidgetMetadata();
newEntry.xf = image.SaveTransform;
newEntry.pinned = image.Pinned;
newEntry.tinted = image.UseLegacyTint;
newEntry.groupId = groupIdMapping.GetId(image.Group);
imagesByFileName[fileName].Add(newEntry);
}
// Build the save metadata from our unique map.
List <TiltImages75> imageIndex = new List <TiltImages75>();
foreach (var elem in imagesByFileName)
{
var val = new TiltImages75
{
FileName = elem.Key,
AspectRatio = aspectRatios[elem.Key]
};
// Order and align the metadata.
WidgetMetadata[] ordered =
elem.Value.OrderBy(ByTranslation).ToArray();
val.PinStates = new bool[ordered.Length];
val.TintStates = new bool[ordered.Length];
val.Transforms = new TrTransform[ordered.Length];
val.GroupIds = new uint[ordered.Length];
for (int i = 0; i < ordered.Length; ++i)
{
val.PinStates[i] = ordered[i].pinned;
val.TintStates[i] = ordered[i].tinted;
val.Transforms[i] = ordered[i].xf;
val.GroupIds[i] = ordered[i].groupId;
}
imageIndex.Add(val);
}
return(imageIndex.OrderBy(i => i.FileName).ToArray());
}