/// <summary>
/// collect all object dependencies for given animation clip
/// </summary>
public void CollectDependencies(
AnimationClip animClip,
GameObject rootObject,
IExportOptions exportOptions
)
{
Debug.Assert(rootObject != null);
Debug.Assert(exportOptions != null);
if (this.animationClips.ContainsKey(animClip))
{
// we have already exported gameobjects for this clip
return;
}
// NOTE: the object (animationRootObject) containing the animation is not necessarily animated
// when driven by an animator or animation component.
this.animationClips.Add(animClip, rootObject);
foreach (EditorCurveBinding uniCurveBinding in AnimationUtility.GetCurveBindings(animClip))
{
Object uniObj = AnimationUtility.GetAnimatedObject(rootObject, uniCurveBinding);
if (!uniObj)
{
continue;
}
GameObject unityGo = ModelExporter.GetGameObject(uniObj);
if (!unityGo)
{
continue;
}
if (!exportOptions.AnimateSkinnedMesh && unityGo.GetComponent <SkinnedMeshRenderer>())
{
continue;
}
// If we have a clip driving a camera or light then force the export of FbxNodeAttribute
// so that they point the right way when imported into Maya.
if (unityGo.GetComponent <Light>())
{
this.exportComponent[unityGo] = typeof(Light);
}
else if (unityGo.GetComponent <Camera>())
{
this.exportComponent[unityGo] = typeof(Camera);
}
else if ((uniCurveBinding.type == typeof(SkinnedMeshRenderer)) && unityGo.GetComponent <SkinnedMeshRenderer>())
{
// only export mesh if there are animation keys for it (e.g. for blendshapes)
if (FbxPropertyChannelPair.TryGetValue(uniCurveBinding.propertyName, out FbxPropertyChannelPair[] channelPairs))
/// <summary>
/// Map a Unity property name to the corresponding FBX property and
/// channel names.
/// </summary>
public static bool TryGetValue(string uniPropertyName, out FbxPropertyChannelPair[] prop, FbxConstraint constraint = null)
{
prop = new FbxPropertyChannelPair[] { };
// spot angle is a special case as it returns two channel pairs instead of one
System.StringComparison ct = System.StringComparison.CurrentCulture;
if (uniPropertyName.StartsWith("m_SpotAngle", ct))
{
prop = new FbxPropertyChannelPair[] {
new FbxPropertyChannelPair("OuterAngle", null),
new FbxPropertyChannelPair("InnerAngle", null)
};
return(true);
}
var propertyMaps = new List <PropertyChannelMap>();
// Try get constraint specific channel pairs first as we know this is a constraint
if (constraint != null)
{
// Aim constraint shares the RotationOffset property with RotationConstraint, so make sure that the correct FBX property is returned
if (constraint.GetConstraintType() == FbxConstraint.EType.eAim)
{
propertyMaps.Add(AimConstraintPropertyMap);
}
propertyMaps.Add(ConstraintSourcePropertyMap);
propertyMaps.Add(ConstraintSourceTransformPropertyMap);
}
// Check if this is a transform, color, or other property and return the channel pairs if they match.
propertyMaps.Add(TransformPropertyMap);
propertyMaps.Add(ColorPropertyMap);
propertyMaps.Add(OtherPropertyMap);
propertyMaps.Add(BlendshapeMap);
foreach (var propMap in propertyMaps)
{
prop = GetChannelPairs(uniPropertyName, propMap, constraint);
if (prop != null)
{
return(true);
}
}
return(false);
}
