private void Start()
{
rb = transform.GetComponent <Rigidbody>();
pickup = (VRC.SDK3.Components.VRCPickup)transform.GetComponent(typeof(VRC.SDK3.Components.VRCPickup));
hook.parent = transform.parent;
hook.name = "Hook_" + hook.GetSiblingIndex();
}
private void ImportActorChildren(AssetImportContext ctx, GameObject parentObject, XmlNode containerNode)
{
foreach (XmlNode node in containerNode.ChildNodes)
{
if (!(node.Name == "Actor" || node.Name == "ActorMesh" || node.Name == "Light"))
{
continue; // Only examine supported nodes
}
String objName = node.Attributes["label"].Value + "_" + node.Attributes["name"].Value;
GameObject obj = new GameObject(objName);
obj.transform.SetParent(parentObject.transform, /*worldPositionStays=*/ false);
//Do NOT call ctx.AddObjectToAsset on these GameObjects. It should only be called on the root GameObject of the hierarchy (which the Unity manual fails to mention, of course.)
// Calling ctx.AddObjectToAsset on the child GameObjects will cause Unity to crash when changing importer settings.
{
XmlNode xfNode = node.SelectSingleNode("child::Transform");
if (xfNode != null)
{
// Transform position and rotation are stored in an absolute coordinate space. TODO: not sure if Scale will be applied correctly
// Datasmith units are cm, while Unity units are m; we adjust the scale of mesh vertices and of incoming Transform nodes to match.
obj.transform.position = new Vector3(
Single.Parse(xfNode.Attributes["tx"].Value) * 0.01f,
Single.Parse(xfNode.Attributes["ty"].Value) * 0.01f,
Single.Parse(xfNode.Attributes["tz"].Value) * 0.01f);
obj.transform.localScale = new Vector3(
Single.Parse(xfNode.Attributes["sx"].Value),
Single.Parse(xfNode.Attributes["sy"].Value),
Single.Parse(xfNode.Attributes["sz"].Value));
obj.transform.rotation = new Quaternion(
Single.Parse(xfNode.Attributes["qx"].Value),
Single.Parse(xfNode.Attributes["qy"].Value),
Single.Parse(xfNode.Attributes["qz"].Value),
Single.Parse(xfNode.Attributes["qw"].Value));
}
} // transform processing
if (node.Name == "ActorMesh")
{
XmlNode meshNode = node.SelectSingleNode("child::mesh");
if (meshNode != null)
{
String meshName = meshNode.Attributes["name"].Value;
UdsStaticMesh mesh;
staticMeshElements.TryGetValue(meshName, out mesh);
Debug.Assert(mesh != null, String.Format("Missing StaticMesh node for \"{0}\" referenced from ActorMesh node \"{1}\"", meshName, node.Attributes["name"].Value));
if (mesh.assetRef)
{
MeshFilter mf = obj.AddComponent <MeshFilter>();
mf.sharedMesh = mesh.assetRef;
Material[] mats = new Material[mesh.assetRef.subMeshCount];
for (int materialIdx = 0; materialIdx < mesh.assetRef.subMeshCount; ++materialIdx)
{
mats[materialIdx] = mesh.materialRefs[materialIdx].assetRef;
}
MeshRenderer mr = obj.AddComponent <MeshRenderer>();
mr.sharedMaterials = mats;
String RevitLayer = node.Attributes["layer"].Value;
//Dictionary<String, String> metadata = new Dictionary<string, string>();
//actorMetadata.TryGetValue(node.Attributes["name"].Value, out metadata);
// Process imported metadata and try to do something reasonable with it
{
//String RevitCategory;
//metadata.TryGetValue("Element_Category", out RevitCategory);
if (RevitLayer != null)
{
if (Regex.Match(RevitLayer, @"Ceilings", RegexOptions.IgnoreCase).Success)
{
// Apply ceiling height offset
Vector3 p = obj.transform.position;
p.z += m_CeilingHeightOffset;
obj.transform.position = p;
}
if (Regex.Match(RevitLayer, @"Floors", RegexOptions.IgnoreCase).Success)
{
// Apply floor height offset
Vector3 p = obj.transform.position;
p.z += m_FloorHeightOffset;
obj.transform.position = p;
}
if (Regex.Match(RevitLayer, m_IgnoredLayerRegex, RegexOptions.IgnoreCase).Success)
{
// Default-hidden objects. For example, "Entourage" and "Planting" objects are not exported correctly by Datasmith (no materials/textures), so we hide them.
obj.SetActive(false);
}
else if (Regex.Match(RevitLayer, m_StaticTangibleLayerRegex, RegexOptions.IgnoreCase).Success)
{
// Completely static objects that should be lightmapped and have collision enabled
GameObjectUtility.SetStaticEditorFlags(obj, StaticEditorFlags.LightmapStatic | StaticEditorFlags.OccludeeStatic | StaticEditorFlags.OccluderStatic | StaticEditorFlags.BatchingStatic | StaticEditorFlags.ReflectionProbeStatic);
// Collision
MeshCollider collider = obj.AddComponent <MeshCollider>();
collider.cookingOptions = (MeshColliderCookingOptions.CookForFasterSimulation | MeshColliderCookingOptions.EnableMeshCleaning | MeshColliderCookingOptions.WeldColocatedVertices);
}
else if (Regex.Match(RevitLayer, m_StaticIntangibleLayerRegex, RegexOptions.IgnoreCase).Success)
{
// Completely static objects that should be lightmapped, but don't need collision
GameObjectUtility.SetStaticEditorFlags(obj, StaticEditorFlags.LightmapStatic | StaticEditorFlags.OccludeeStatic | StaticEditorFlags.OccluderStatic | StaticEditorFlags.BatchingStatic | StaticEditorFlags.ReflectionProbeStatic);
}
else if (Regex.Match(RevitLayer, m_PhysicsPropsLayerRegex).Success)
{
// Clutter that can be physics-enabled
MeshCollider collider = obj.AddComponent <MeshCollider>();
collider.cookingOptions = (MeshColliderCookingOptions.CookForFasterSimulation | MeshColliderCookingOptions.EnableMeshCleaning | MeshColliderCookingOptions.WeldColocatedVertices);
#if USE_VRC_SDK3
if (m_SetupPhysicsProps)
{
collider.convex = true;
Rigidbody rb = obj.AddComponent <Rigidbody>();
// rb.collisionDetectionMode = CollisionDetectionMode.Continuous; // Higher quality collision detection, but slower.
// Add VRCPickup component to make the object interactable
VRC.SDK3.Components.VRCPickup pickup = obj.AddComponent <VRC.SDK3.Components.VRCPickup>();
pickup.pickupable = true;
pickup.allowManipulationWhenEquipped = true;
// Add UdonBehaviour component to replicate the object's position
VRC.Udon.UdonBehaviour udon = obj.AddComponent <VRC.Udon.UdonBehaviour>();
udon.SynchronizePosition = true;
// TODO see if it's possible to only enable gravity on objects the first time they're picked up (so wall/ceiling fixtures can remain in place until grabbed)
}
#endif
}
else
{
ctx.LogImportWarning(String.Format("Unhandled Layer \"{0}\" -- ActorMesh \"{1}\" will not have physics and lighting behaviours automatically mapped", RevitLayer, objName));
}
if (Regex.Match(RevitLayer, @"Lighting").Success)
{
// Turn off shadow casting on light fixtures. Light sources are usually placed inside the fixture body and we don't want the fixture geometry to block them.
mr.shadowCastingMode = UnityEngine.Rendering.ShadowCastingMode.Off;
}
}
}
}
else
{
ctx.LogImportError(String.Format("ActorMesh {0} mesh {1} assetRef is NULL", obj.name, meshName));
}
}
} // ActorMesh
if (node.Name == "Light" && m_ImportLights)
{
Light light = obj.AddComponent <Light>();
if (node.Attributes["type"].Value == "PointLight")
{
light.type = LightType.Point;
}
else
{
ctx.LogImportWarning(String.Format("Light {0}: Unhandled \"type\" \"{1}\", defaulting to Point", objName, node.Attributes["type"].Value));
}
{ // Color temperature or RGB color
XmlNode colorNode = node.SelectSingleNode("child::Color");
if (colorNode != null)
{
if (Int32.Parse(colorNode.Attributes["usetemp"].Value) != 0)
{
float colorTemperature = Single.Parse(colorNode.Attributes["temperature"].Value);
// There doesn't appear to be a way to turn on color temperature mode on the Light programmatically (why?)
// Convert it to RGB; algorithm borrowed from https://tannerhelland.com/2012/09/18/convert-temperature-rgb-algorithm-code.html
float tmpKelvin = Mathf.Clamp(colorTemperature, 1000.0f, 40000.0f) / 100.0f;
// Note: The R-squared values for each approximation follow each calculation
float r = tmpKelvin <= 66.0f ? 255.0f :
Mathf.Clamp(329.698727446f * (Mathf.Pow(tmpKelvin - 60.0f, -0.1332047592f)), 0.0f, 255.0f); // .988
float g = tmpKelvin <= 66 ?
Mathf.Clamp(99.4708025861f * Mathf.Log(tmpKelvin) - 161.1195681661f, 0.0f, 255.0f) : // .996
Mathf.Clamp(288.1221695283f * (Mathf.Pow(tmpKelvin - 60.0f, -0.0755148492f)), 0.0f, 255.0f); // .987
float b = tmpKelvin >= 66 ? 255 :
tmpKelvin <= 19 ? 0 :
Mathf.Clamp(138.5177312231f * Mathf.Log(tmpKelvin - 10.0f) - 305.0447927307f, 0.0f, 255.0f); // .998
light.color = new Color(r / 255.0f, g / 255.0f, b / 255.0f);
}
else
{
float r = Single.Parse(colorNode.Attributes["R"].Value);
float g = Single.Parse(colorNode.Attributes["G"].Value);
float b = Single.Parse(colorNode.Attributes["B"].Value);
light.color = new Color(r, g, b);
}
}
}
// Common light parameters
if (m_SetupLightmapBaking)
{
light.lightmapBakeType = LightmapBakeType.Baked;
}
GameObjectUtility.SetStaticEditorFlags(obj, StaticEditorFlags.LightmapStatic | StaticEditorFlags.OccludeeStatic | StaticEditorFlags.OccluderStatic | StaticEditorFlags.BatchingStatic | StaticEditorFlags.ReflectionProbeStatic);
}
{ // children node processing
XmlNode childrenNode = node.SelectSingleNode("child::children");
if (childrenNode != null)
{
// TODO obey visible="true" / visible="false" attribute on children node
ImportActorChildren(ctx, obj, childrenNode);
}
} // children node processing
} // child loop
}
