private static SpriteMesh GenerateSpriteMesh(Sprite sprite)
{
SpriteMesh spriteMesh = SpriteMeshUtils.CreateSpriteMesh(sprite);
SpriteMeshInstance spriteMeshInstance = SpriteMeshUtils.CreateSpriteMeshInstance(spriteMesh, Selection.activeGameObject, true);
SpriteMeshCache spriteMeshCache = ScriptableObject.CreateInstance <SpriteMeshCache>();
spriteMeshCache.SetSpriteMesh(spriteMesh, spriteMeshInstance);
spriteMeshCache.InitFromOutline(0.25f, 0.05f, true, 0.1f, "set outline");
spriteMeshCache.ApplyChanges();
return(spriteMesh);
}
public GameObject Reconstruct(ImportLayerData root, ReconstructData data, GameObject selection)
{
GameObject rootObject = new GameObject(root.name);
if (selection != null)
{
rootObject.transform.SetParent(selection.transform);
}
// Create a stack that represents the current parent
// as the hierarchy is being traversed
Stack <Transform> hierarchy = new Stack <Transform>();
// Add the root object as the first parent
hierarchy.Push(rootObject.transform);
// Calculate the document pivot position
Vector2 docRoot = data.documentSize;
docRoot.x *= data.documentPivot.x;
docRoot.y *= data.documentPivot.y;
// Sorting index accumulator, so sprites draw in correct order
int sortIdx = 0;
root.Iterate(
layer =>
{
// Only process non group layers and layers marked for import
if (layer.Childs.Count > 0 || layer.import == false)
{
return;
}
// Create an object
GameObject layerObject = new GameObject(layer.name);
Transform layerT = layerObject.transform;
// And attach it to the last
layerT.SetParent(hierarchy.Peek());
layerT.SetAsLastSibling();
// Find the sprite for this layer in the data sprite index
SpriteMesh spriteMesh;
if (data.spriteMeshIndex.TryGetValue(layer.indexId, out spriteMesh))
{
SpriteMeshInstance layerRender = SpriteMeshUtils.CreateSpriteMeshInstance(spriteMesh, layerObject, true);
layerRender.sortingOrder = sortIdx;
sortIdx--;
}
// Get the layer position
Vector2 layerPos = GetLayerPosition(data, layer.indexId);
// Express it as a vector
Vector2 layerVector = layerPos - docRoot;
// This is in pixel units, convert to unity world units
layerVector /= data.documentPPU;
layerT.position = layerVector;
},
checkGroup => checkGroup.import, // Only enter groups if part of the import
enterGroupCallback: layer =>
{
// Enter a group, create an object for it
GameObject groupObject = new GameObject(layer.name);
Transform groupT = groupObject.transform;
// Parent to the last hierarchy parent
groupT.SetParent(hierarchy.Peek());
// Look at me, I'm the hierarchy parent now
hierarchy.Push(groupT);
},
exitGroupCallback: layer =>
{
// Go back to the last parent
hierarchy.Pop();
});
// Unity 5.6 introduces the sorting group component
#if UNITY_5_6_OR_NEWER
rootObject.AddComponent <SortingGroup>();
#endif
return(rootObject);
}
void UpdateSpriteMeshData()
{
_spriteMeshData = SpriteMeshUtils.LoadSpriteMeshData(spriteMesh.objectReferenceValue as SpriteMesh);
}
