public void init(
int asset_id, int node_id, HoudiniAsset asset, int object_id, string object_name, bool object_visible)
{
prAssetId = asset_id;
prNodeId = node_id;
prAsset = asset;
prObjectId = object_id;
prObjectName = object_name;
prObjectVisible = object_visible;
}
public static HoudiniAssetAccessor getAssetAccessor(GameObject gameObject)
{
HoudiniAsset asset = gameObject.GetComponent <HoudiniAsset>();
if (asset)
{
return(new HoudiniAssetAccessor(asset));
}
return(null);
}
public void init(
int asset_id, int node_id, HoudiniAsset asset, int object_id, string object_name, bool object_visible )
{
prAssetId = asset_id;
prNodeId = node_id;
prAsset = asset;
prObjectNodeId = node_id;
prObjectId = object_id;
prObjectName = object_name;
prObjectVisible = object_visible;
}
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Public
public virtual void OnEnable()
{
myAsset = target as HoudiniAsset;
myUndoInfo = myAsset.prAssetUndoInfo;
myParmChanges = true;
myUnbuiltChanges = false;
myFocusChanged = true;
myHelpScrollPosition = new Vector2( 0.0f, 0.0f );
HoudiniHost.myRepaintDelegate += this.refresh;
HoudiniHost.myDeselectionDelegate += this.deselect;
HoudiniHost.mySelectionTarget = myAsset.gameObject;
// If selection is a prefab build it ( parameters only ) to allow
// editing of parameters. Only need to build once, the first time
// it is selected.
if ( myAsset.isPrefab() )
{
// Reloading prefab after play mode change since OnEnable
// never gets called for prefab. This only needs to be done
// if prefab has already been built.
if ( myAsset.prReloadPrefabOnPlaymodeChange &&
HoudiniHost.isAssetValid( myAsset.prAssetId, myAsset.prAssetValidationId ) )
{
myAsset.prReloadPrefabOnPlaymodeChange = false;
myAsset.build( false, // reload_asset
false, // unload_asset_first
true, // serializatin_recovery_only
false, // force_reconnect
false, // is_duplication
false, // cook_downstream_assets
false // use_delay_for_progress_bar
);
}
else if (
myAsset.prAssetId != myAsset.prBackupAssetId ||
!HoudiniHost.isAssetValid( myAsset.prAssetId, myAsset.prAssetValidationId ) )
{
myAsset.prAssetId = -1;
myAsset.build( true, // reload_asset
true, // unload_asset_first
true, // serializatin_recovery_only
false, // force_reconnect
false, // is_duplication
false, // cook_downstream_assets
false // use_delay_for_progress_bar
);
EditorUtility.SetDirty( myAsset );
}
}
}
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Public Methods
public HoudiniProgressBar()
{
prCurrentValue = 0;
prCurrentDuration = new System.TimeSpan(0);
prTotal = 0;
prTitle = "Building Houdini Asset";
prMessage = "Doing stuff.";
prStartTime = System.DateTime.Now;
#if UNITY_EDITOR
myLastValue = -1;
myLastMsg = "";
#endif // UNITY_EDITOR
prUseDelay = true;
prAsset = null;
}
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Public Methods
public HoudiniProgressBar()
{
prCurrentValue = 0;
prCurrentDuration = new System.TimeSpan( 0 );
prTotal = 0;
prTitle = "Building Houdini Asset";
prMessage = "Doing stuff.";
prStartTime = System.DateTime.Now;
#if UNITY_EDITOR
myLastValue = -1;
myLastMsg = "";
#endif // UNITY_EDITOR
prUseDelay = true;
prAsset = null;
}
protected bool setTransformInput(int index)
{
if (myAsset.prUpStreamTransformObjects == null || myAsset.prUpStreamTransformObjects.Count <= 0)
{
return(false);
}
bool join_last = false;
bool no_label_toggle_last = true;
GameObject temp_obj = null;
HoudiniGUIParm trans_input = new HoudiniGUIParm("trans_input_" + index, myAsset.prTransInputNames[index]);
Object obj = (Object)myAsset.prUpStreamTransformObjects[index];
bool changed = HoudiniGUI.objectField(ref trans_input, ref obj, typeof(GameObject),
ref join_last, ref no_label_toggle_last, null, ref temp_obj);
if (changed)
{
if (!obj)
{
myAsset.prUpStreamTransformObjects[index] = null;
myAsset.removeTransformInput(index);
}
else
{
GameObject game_obj = (GameObject)obj;
myAsset.prUpStreamTransformObjects[index] = game_obj;
HoudiniAsset input_asset = game_obj.GetComponent <HoudiniAsset>();
if (input_asset)
{
myAsset.addAssetAsTransformInput(input_asset, index);
}
else
{
myAsset.removeTransformInput(index);
}
myAsset.buildClientSide();
}
}
return(changed);
}
// Initialization
public void initialize(HoudiniAsset asset)
{
isGeoVisible = asset.prIsGeoVisible;
showPinnedInstances = asset.prShowPinnedInstances;
showOnlyVertexColours = asset.prShowOnlyVertexColours;
generateUVs = asset.prGenerateUVs;
generateLightmapUV2s = asset.prGenerateLightmapUV2s;
generateTangents = asset.prGenerateTangents;
enableCooking = asset.prEnableCooking;
cookingTriggersDownCooks = asset.prCookingTriggersDownCooks;
playmodePerFrameCooking = asset.prPlaymodePerFrameCooking;
pushUnityTransformToHoudini = asset.prPushUnityTransformToHoudini;
transformChangeTriggersCooks = asset.prTransformChangeTriggersCooks;
importTemplatedGeos = asset.prImportTemplatedGeos;
splitGeosByGroupOverride = asset.prSplitGeosByGroupOverride;
splitGeosByGroup = asset.prSplitGeosByGroup;
omitPartNameEnumeration = asset.prOmitPartNameEnumeration;
bakeStartTime = asset.prBakeStartTime;
bakeEndTime = asset.prBakeEndTime;
bakeSamplesPerSecond = asset.prBakeSamplesPerSecond;
}
// Initialization
public void initialize(HoudiniAsset asset)
{
isGeoVisible = asset.prIsGeoVisible;
showPinnedInstances = asset.prShowPinnedInstances;
autoSelectAssetRootNode = asset.prAutoSelectAssetRootNode;
materialShaderType = asset.prMaterialShaderType;
renderResolution = asset.prRenderResolution;
showOnlyVertexColours = asset.prShowOnlyVertexColours;
generateTangents = asset.prGenerateTangents;
enableCooking = asset.prEnableCooking;
cookingTriggersDownCooks = asset.prCookingTriggersDownCooks;
playmodePerFrameCooking = asset.prPlaymodePerFrameCooking;
pushUnityTransformToHoudini = asset.prPushUnityTransformToHoudini;
transformChangeTriggersCooks = asset.prTransformChangeTriggersCooks;
importTemplatedGeos = asset.prImportTemplatedGeos;
splitGeosByGroupOverride = asset.prSplitGeosByGroupOverride;
splitGeosByGroup = asset.prSplitGeosByGroup;
bakeStartTime = asset.prBakeStartTime;
bakeEndTime = asset.prBakeEndTime;
bakeSamplesPerSecond = asset.prBakeSamplesPerSecond;
}
// Initialization
public void initialize( HoudiniAsset asset )
{
isGeoVisible = asset.prIsGeoVisible;
showPinnedInstances = asset.prShowPinnedInstances;
autoSelectAssetRootNode = asset.prAutoSelectAssetRootNode;
showOnlyVertexColours = asset.prShowOnlyVertexColours;
generateUVs = asset.prGenerateUVs;
generateLightmapUV2s = asset.prGenerateLightmapUV2s;
generateTangents = asset.prGenerateTangents;
enableCooking = asset.prEnableCooking;
cookingTriggersDownCooks = asset.prCookingTriggersDownCooks;
playmodePerFrameCooking = asset.prPlaymodePerFrameCooking;
pushUnityTransformToHoudini = asset.prPushUnityTransformToHoudini;
transformChangeTriggersCooks = asset.prTransformChangeTriggersCooks;
importTemplatedGeos = asset.prImportTemplatedGeos;
splitGeosByGroupOverride = asset.prSplitGeosByGroupOverride;
splitGeosByGroup = asset.prSplitGeosByGroup;
bakeStartTime = asset.prBakeStartTime;
bakeEndTime = asset.prBakeEndTime;
bakeSamplesPerSecond = asset.prBakeSamplesPerSecond;
}
static void OnPostprocessAllAssets(String[] importedAssets,
String[] deletedAssets,
String[] movedAssets,
String[] movedFromAssetPaths)
{
foreach (string asset_path in deletedAssets)
{
if (HoudiniHost.myCleanUpPrefabAssets.ContainsKey(asset_path))
{
int asset_id = HoudiniHost.myCleanUpPrefabAssets[asset_path];
HoudiniHost.destroyAsset(asset_id);
HoudiniHost.myCleanUpPrefabAssets.Remove(asset_path);
}
}
foreach (string asset_path in importedAssets)
{
if (asset_path.EndsWith(".prefab"))
{
GameObject prefab = AssetDatabase.LoadAssetAtPath(asset_path, typeof(GameObject)) as GameObject;
if (prefab)
{
HoudiniAsset prefab_asset = prefab.GetComponent <HoudiniAsset>();
if (prPrefabToReplace && asset_path.Equals(AssetDatabase.GetAssetPath(prPrefabToReplace)))
{
prPrefabToReplace = null;
}
else if (prefab_asset && prefab_asset.isApplyingChangesToPrefab())
{
prPrefabToReplace = prefab;
// TODO: Used to be (why?):
// EditorApplication.delayCall += ReplacePrefab;
ReplacePrefab();
}
}
}
}
}
// Called before the asset cooks.
virtual public void preCook(HoudiniAsset asset)
{
Debug.Log(asset.name + " is about to cook.");
}
public void addDownstreamGeoAsset( HoudiniAsset asset )
{
foreach ( HoudiniAsset downstream_asset in prDownStreamGeoAssets )
if ( downstream_asset == asset )
return;
prDownStreamGeoAssets.Add( asset );
}
public void removeDownstreamGeoAsset( HoudiniAsset asset )
{
prDownStreamGeoAssets.Remove( asset );
}
// Geometry related connection methods -------------------------------------------------------
public void addAssetAsGeoInput( HoudiniAsset asset, int object_index, int index )
{
prUpStreamGeoAssets[ index ] = asset;
HoudiniHost.connectAssetGeometry( asset.prAssetId, object_index, prAssetId, index );
asset.addDownstreamGeoAsset( this );
// We have to save the presets here because this connection might change a parm
// and we want to save it.
#if UNITY_EDITOR
if ( !EditorApplication.isPlaying )
savePreset();
#endif // UNITY_EDITOR
}
// Called after a *successful* cook.
virtual public void postCook( HoudiniAsset asset ) {
Debug.Log( asset.name + " just cooked." );
}
// Called before the asset cooks.
virtual public void preCook( HoudiniAsset asset ) {
Debug.Log( asset.name + " is about to cook." );
}
public void instanceObjects(HoudiniProgressBar progress_bar)
{
try
{
destroyChildren();
HAPI_ObjectInfo object_info = HoudiniHost.getObjectInfo(prObjectId);
// Get Detail info.
HAPI_GeoInfo geo_info = HoudiniHost.getDisplayGeoInfo(prObjectId);
if (geo_info.partCount == 0)
{
return;
}
cacheNumInstances();
HAPI_Transform[] instance_transforms = new HAPI_Transform[myNumInstances];
Utility.getArray2Id(
geo_info.nodeId, HAPI_RSTOrder.HAPI_SRT,
HoudiniHost.getInstanceTransforms, instance_transforms, myNumInstances);
// Get scale point attributes.
HAPI_AttributeInfo scale_attr_info = new HAPI_AttributeInfo("scale");
float[] scale_attr = new float[0];
Utility.getAttribute(
geo_info.nodeId, 0, "scale", ref scale_attr_info, ref scale_attr, HoudiniHost.getAttributeFloatData);
if (scale_attr_info.exists && scale_attr_info.owner != HAPI_AttributeOwner.HAPI_ATTROWNER_POINT)
{
throw new HoudiniErrorIgnorable("I only understand scale as point attributes!");
}
if (scale_attr_info.exists && scale_attr.Length != myNumInstances * 3)
{
throw new HoudiniError(
"Unexpected scale array length found for asset: " + prAsset.prAssetId + "!\n" +
"Expected length of: " + myNumInstances * 3 + " but given: " + scale_attr.Length);
}
HAPI_AttributeInfo script_attr_info = new HAPI_AttributeInfo("Unity_Script");
int[] script_attr = new int[0];
Utility.getAttribute(
geo_info.nodeId, 0, "Unity_Script", ref script_attr_info,
ref script_attr, HoudiniHost.getAttributeStringData);
if (script_attr_info.exists && script_attr_info.owner != HAPI_AttributeOwner.HAPI_ATTROWNER_POINT)
{
throw new HoudiniErrorIgnorable("I only understand Unity_Script as point attributes!");
}
if (script_attr_info.exists && script_attr.Length != myNumInstances)
{
throw new HoudiniError("Unexpected Unity_Script array length found for asset: " + prAsset.prAssetId + "!");
}
int[] instance_attr = null;
int[] name_attr = null;
getInstanceAndNameAttrs(out instance_attr, out name_attr);
progress_bar.prTotal = myNumInstances;
List <int> exclusion_list = new List <int>();
instanceOverriddenObjects(myNumInstances, exclusion_list);
List <string> unique_instantiated_names = new List <string>();
HoudiniInstancerPersistentData persistent_data = prPersistentData;
if (persistent_data.variationChoice.Count != myNumInstances)
{
if (myNumInstances > persistent_data.variationChoice.Count)
{
int difference = myNumInstances - persistent_data.variationChoice.Count;
for (int ii = 0; ii < difference; ii++)
{
persistent_data.variationChoice.Add(-1);
}
}
else
{
int difference = persistent_data.variationChoice.Count - myNumInstances;
persistent_data.variationChoice.RemoveRange(
persistent_data.variationChoice.Count - difference, difference);
}
}
bool liveTransformPropagationSetting = false;
bool syncAssetTransformSetting = false;
bool enableCooking = true;
for (int i = 0; i < myNumInstances; ++i)
{
if (exclusion_list.Contains(i))
{
continue;
}
GameObject obj_to_instance = null;
if (instance_attr.Length > 0 || name_attr.Length > 0)
{
if (name_attr.Length > 0)
{
string obj_name = HoudiniHost.getString(name_attr[i]);
int object_index = prAsset.findObjectByName(obj_name);
if (object_index >= 0)
{
obj_to_instance = prAsset.prGameObjects[object_index];
}
else
{
obj_to_instance = prAsset.findPartByName(obj_name, true);
}
if (obj_to_instance == null)
{
obj_to_instance = GameObject.Find(obj_name);
}
}
else
{
string instanceObjectPath = HoudiniHost.getString(instance_attr[i]);
string [] pathItems = instanceObjectPath.Split('/');
string instanceObjectName = pathItems[pathItems.Length - 1];
int objectIndex = prAsset.findObjectByName(instanceObjectName);
if (objectIndex >= 0)
{
obj_to_instance = prAsset.prGameObjects[objectIndex];
}
else
{
obj_to_instance = GameObject.Find(instanceObjectName);
}
}
if (obj_to_instance != null)
{
HoudiniAsset hapi_asset = obj_to_instance.GetComponent <HoudiniAsset>();
if (hapi_asset != null)
{
liveTransformPropagationSetting = hapi_asset.prTransformChangeTriggersCooks;
syncAssetTransformSetting = hapi_asset.prPushUnityTransformToHoudini;
enableCooking = hapi_asset.prEnableCooking;
hapi_asset.prTransformChangeTriggersCooks = false;
hapi_asset.prPushUnityTransformToHoudini = false;
hapi_asset.prEnableCooking = false;
}
}
}
else if (object_info.objectToInstanceId >= 0)
{
int object_to_instance_idx = prAsset.findObjectByNodeId(object_info.objectToInstanceId);
if (object_to_instance_idx >= 0)
{
obj_to_instance = prAsset.prGameObjects[object_to_instance_idx];
}
}
if (obj_to_instance != null)
{
// Set progress bar information.
progress_bar.prCurrentValue = i;
progress_bar.prMessage = "Instancing: " + obj_to_instance.name + " (" + i + " of " + myNumInstances + ")";
progress_bar.displayProgressBar();
if (!unique_instantiated_names.Contains(obj_to_instance.name))
{
unique_instantiated_names.Add(obj_to_instance.name);
}
Vector3 pos = new Vector3();
// Apply object transforms.
//
// Axis and Rotation conversions:
// Note that Houdini's X axis points in the opposite direction that Unity's does. Also, Houdini's
// rotation is right handed, whereas Unity is left handed. To account for this, we need to invert
// the x coordinate of the translation, and do the same for the rotations (except for the x rotation,
// which doesn't need to be flipped because the change in handedness AND direction of the left x axis
// causes a double negative - yeah, I know).
pos[0] = -instance_transforms[i].position[0];
pos[1] = instance_transforms[i].position[1];
pos[2] = instance_transforms[i].position[2];
Quaternion quat = new Quaternion(instance_transforms[i].rotationQuaternion[0],
instance_transforms[i].rotationQuaternion[1],
instance_transforms[i].rotationQuaternion[2],
instance_transforms[i].rotationQuaternion[3]);
Vector3 euler = quat.eulerAngles;
euler.y = -euler.y;
euler.z = -euler.z;
Vector3 scale = new Vector3(instance_transforms[i].scale[0],
instance_transforms[i].scale[1],
instance_transforms[i].scale[2]);
Matrix4x4 local_mat = new Matrix4x4();
local_mat.SetTRS(pos, Quaternion.Euler(euler), scale);
// TODO: Now this *should* be the transform.localToWorldMatrix
// but for some reason, after a scene load, we pick up compensating
// factors in the local transform that cancel out the transform on the
// asset. For now just use the asset's transform as the parent matrix.
Matrix4x4 parent_mat = prAsset.transform.localToWorldMatrix;
Matrix4x4 global_mat = parent_mat * local_mat;
euler = HoudiniAssetUtility.getQuaternion(global_mat).eulerAngles;
pos = HoudiniAssetUtility.getPosition(global_mat);
scale = HoudiniAssetUtility.getScale(global_mat);
//mat.SetTRS( pos,
string script_to_attach = "";
if (script_attr_info.exists)
{
script_to_attach = HoudiniHost.getString(script_attr[i]);
}
instanceObject(obj_to_instance,
pos,
euler,
i,
scale_attr_info.exists,
scale,
script_attr_info.exists,
script_to_attach);
HoudiniAsset hapi_asset = obj_to_instance.GetComponent <HoudiniAsset>();
if (hapi_asset != null)
{
hapi_asset.prTransformChangeTriggersCooks = liveTransformPropagationSetting;
hapi_asset.prPushUnityTransformToHoudini = syncAssetTransformSetting;
hapi_asset.prEnableCooking = enableCooking;
}
}
}
updateUniqueInstantiatedNames(unique_instantiated_names);
}
catch (HoudiniError error)
{
Debug.LogWarning(error.ToString());
return;
}
}
public override void OnInspectorGUI()
{
bool gui_enable = GUI.enabled;
// We can only build or do anything if we can link to our libraries.
#if !( HAPI_ENABLE_RUNTIME )
HoudiniGUI.help(HoudiniConstants.HAPI_UNSUPPORTED_PLATFORM_MSG, MessageType.Info);
GUI.enabled = false;
#else
if (!HoudiniHost.isInstallationOk())
{
HoudiniGUI.help(HoudiniHost.getMissingEngineInstallHelpString(), MessageType.Info);
GUI.enabled = false;
}
#endif // !( HAPI_ENABLE_RUNTIME )
try
{
myDelayBuild = false;
myParmChanges = false;
///////////////////////////////////////////////////////////////////////
// Draw License/Logo Thingy
#if ( HAPI_ENABLE_RUNTIME )
drawLicenseLogo();
#endif
///////////////////////////////////////////////////////////////////////
// Draw Game Object Controls
if (HoudiniHost.isNodeValid(myAsset.prAssetId, myAsset.prNodeInfo.uniqueHoudiniNodeId) &&
(myAsset.prTransformInputCount > 0 || myAsset.prGeoInputCount > 0) &&
myAsset.prAssetType != HoudiniAsset.AssetType.TYPE_CURVE)
{
myAsset.prShowInputControls = HoudiniGUI.foldout("Inputs", myAsset.prShowInputControls, true);
if (myAsset.prShowInputControls)
{
if (myAsset.prNodeInfo.type == HAPI_NodeType.HAPI_NODETYPE_OBJ)
{
for (int ii = 0; ii < myAsset.prTransformInputCount; ++ii)
{
myParmChanges |= setTransformInput(ii);
}
}
if (myAsset.prUpStreamGeoObjects == null || myAsset.prUpStreamGeoAssets == null ||
myAsset.prUpStreamGeoObjects.Count <= 0 || myAsset.prUpStreamGeoAssets.Count <= 0)
{
myAsset.prGeoInputCount = 0;
}
for (int input_index = 0; input_index < myAsset.prGeoInputCount; ++input_index)
{
bool join_last = false;
bool no_label_toggle_last = true;
GameObject temp_obj = null;
HoudiniGUIParm geo_input = new HoudiniGUIParm(
"geo_input_" + input_index, myAsset.prGeoInputNames[input_index]);
Object obj = (Object)myAsset.prUpStreamGeoObjects[input_index];
myParmChanges |= HoudiniGUI.objectField(
ref geo_input, ref obj, typeof(GameObject), ref join_last, ref no_label_toggle_last, null, ref temp_obj);
HoudiniGUIParm geo_input_transform_type = new HoudiniGUIParm(
"geo_input_transform_type_" + input_index, "Keep world transform");
bool transform_type = myAsset.prGeoInputsTransformTypes[input_index] != 0;
bool TransformTypeUpdate = HoudiniGUI.toggle(ref geo_input_transform_type, ref transform_type);
bool need_build_client_side = false;
if (myParmChanges || !myAsset.isGeoInputValid(input_index))
{
if (!obj)
{
myAsset.removeGeoInput(input_index);
//myAsset.buildClientSide();
need_build_client_side = true;
}
else
{
GameObject new_obj = (GameObject)obj;
myAsset.prUpStreamGeoObjects[input_index] = new_obj;
// Select the asset component (if it exists).
HoudiniAsset asset = new_obj.GetComponent <HoudiniAsset>();
// If we're selecting a specific object to input than try and
// get the object id. Note that by getting the HAPI_ObjectControl
// component we also cover the geo and part controls because
// they all inherit from HAPI_ObjectControl. The user can therefore
// drag any gameObject under the asset into another asset's
// input and have it all work.
int object_index = 0;
HoudiniObjectControl obj_control = new_obj.GetComponent <HoudiniObjectControl>();
if (obj_control)
{
object_index = obj_control.prObjectId;
asset = obj_control.prAsset;
}
if (asset == null)
{
// Connecting a new game object
myAsset.addGeoAsGeoInput(new_obj, input_index);
myAsset.updateGeoInputTransformType(input_index, transform_type ? 1 : 0);
need_build_client_side = true;
//myAsset.buildClientSide();
}
else if (myAsset.prUpStreamGeoAssets[input_index] != asset)
{
// Connecting a new asset
if (myAsset == asset)
{
Debug.LogError("Can't connect an asset to itself!");
}
else
{
myAsset.addAssetAsGeoInput(asset, object_index, input_index);
myAsset.updateGeoInputTransformType(input_index, transform_type ? 1 : 0);
need_build_client_side = true;
//myAsset.buildClientSide();
}
}
}
}
if (TransformTypeUpdate)
{
myAsset.updateGeoInputTransformType(input_index, transform_type ? 1 : 0);
need_build_client_side = true;
}
if (need_build_client_side)
{
myAsset.buildClientSide();
}
} // for
} // if
} // if
// Draw Cook Log Pane
myAsset.prShowCookLog = HoudiniGUI.foldout("Asset Cook Log", myAsset.prShowCookLog, true);
if (myAsset.prShowCookLog)
{
drawCookLog();
}
}
catch (HoudiniError e)
{
Debug.LogError(e.ToString());
}
GUI.enabled = gui_enable;
}
// Called after a *successful* cook.
virtual public void postCook(HoudiniAsset asset)
{
Debug.Log(asset.name + " just cooked.");
}
private HoudiniAssetAccessor(HoudiniAsset asset)
{
myAsset = asset;
myAssetParms = asset.prParms;
}
private HoudiniAssetAccessor( HoudiniAsset asset )
{
myAsset = asset;
myAssetParms = asset.prParms;
}
private void instanceObject(GameObject objToInstantiate,
Vector3 pos,
Vector3 euler,
int point_index,
bool scale_exists,
Vector3 scale,
bool attach_script_exists,
string attach_script)
{
if (objToInstantiate == null)
{
Debug.LogError("No object to instantiate for instancer '" + this.name + "' and point index " + point_index + "!");
return;
}
GameObject obj = null;
#if UNITY_EDITOR
GameObject user_instance =
prPersistentData.getUserObjToInstantiateFromName(objToInstantiate.name, point_index);
// See if object is a prefab instance.
var prefab_parent = PrefabUtility.GetPrefabParent(user_instance) as GameObject;
if (prefab_parent != null)
{
user_instance = prefab_parent;
}
if (user_instance != null)
{
obj = PrefabUtility.InstantiatePrefab(user_instance) as GameObject;
if (obj == null)
{
bool liveTransformPropagationSetting = false;
bool syncAssetTransformSetting = false;
bool enableCooking = true;
HoudiniAsset hapi_asset = user_instance.GetComponent <HoudiniAsset>();
if (hapi_asset != null)
{
liveTransformPropagationSetting = hapi_asset.prTransformChangeTriggersCooks;
syncAssetTransformSetting = hapi_asset.prPushUnityTransformToHoudini;
enableCooking = hapi_asset.prEnableCooking;
hapi_asset.prTransformChangeTriggersCooks = false;
hapi_asset.prPushUnityTransformToHoudini = false;
hapi_asset.prEnableCooking = false;
}
obj = Instantiate(user_instance, new Vector3(0, 0, 0), Quaternion.identity) as GameObject;
HoudiniAsset hapi_asset_on_clone = obj.GetComponent <HoudiniAsset>();
if (hapi_asset_on_clone != null)
{
Destroy(hapi_asset_on_clone);
}
if (hapi_asset != null)
{
hapi_asset.prTransformChangeTriggersCooks = liveTransformPropagationSetting;
hapi_asset.prPushUnityTransformToHoudini = syncAssetTransformSetting;
hapi_asset.prEnableCooking = enableCooking;
}
}
HoudiniInstance instance = obj.AddComponent <HoudiniInstance>();
instance.prInstancePointNumber = point_index;
instance.prObjectToInstantiate = user_instance;
instance.prInstancer = this;
obj.transform.localPosition = pos;
// Rotation order is important here. Bug: #63304
Quaternion user_angle_rot = user_instance.transform.localRotation;
Quaternion offset_rot = Quaternion.Euler(prPersistentData.rotationalOffset);
Quaternion instance_rot = Quaternion.Euler(euler);
obj.transform.localRotation = instance_rot * offset_rot * user_angle_rot;
if (scale_exists)
{
obj.transform.localScale = new Vector3(
prPersistentData.scaleOffset.x * user_instance.transform.localScale.x * scale.x,
prPersistentData.scaleOffset.y * user_instance.transform.localScale.y * scale.y,
prPersistentData.scaleOffset.z * user_instance.transform.localScale.z * scale.z);
}
else
{
obj.transform.localScale = new Vector3(
prPersistentData.scaleOffset.x * user_instance.transform.localScale.x,
prPersistentData.scaleOffset.y * user_instance.transform.localScale.y,
prPersistentData.scaleOffset.z * user_instance.transform.localScale.z);
}
}
else
#endif // UNITY_EDITOR
{
obj = Instantiate(objToInstantiate, pos, Quaternion.Euler(euler)) as GameObject;
HoudiniInstance instance = obj.AddComponent <HoudiniInstance>();
instance.prInstancePointNumber = point_index;
instance.prObjectToInstantiate = objToInstantiate;
instance.prInstancer = this;
if (scale_exists)
{
if (Mathf.Approximately(0.0f, scale.x) ||
Mathf.Approximately(0.0f, scale.y) ||
Mathf.Approximately(0.0f, scale.z))
{
Debug.LogWarning("Instance " + point_index + ": Scale has a zero component!");
}
obj.transform.localScale = scale;
}
// The original object is probably set to be invisible because it just contains
// the raw geometry with no transforms applied. We need to set the newly instanced
// object's childrens' mesh renderers to be enabled otherwise the instanced
// objects will also be invisible. :)
MeshCollider[] mesh_colliders = obj.GetComponentsInChildren <MeshCollider>();
foreach (MeshCollider mesh_collider in mesh_colliders)
{
mesh_collider.enabled = true;
}
MeshRenderer[] mesh_renderers = obj.GetComponentsInChildren <MeshRenderer>();
foreach (MeshRenderer mesh_renderer in mesh_renderers)
{
mesh_renderer.enabled = true;
}
}
obj.transform.parent = transform;
if (attach_script_exists)
{
HoudiniAssetUtility.attachScript(obj, attach_script);
}
}
// Transform related connection methods -------------------------------------------------------
public void addAssetAsTransformInput( HoudiniAsset asset, int index )
{
if ( prUpStreamTransformAssets[ index ] == asset )
return;
prUpStreamTransformAssets[ index ] = asset;
HoudiniHost.connectAssetTransform( asset.prAssetId, prAssetId, index );
asset.addDownstreamTransformAsset( this );
}
static void ReplacePrefab()
{
HoudiniAsset prefab_asset = prPrefabToReplace.GetComponent <HoudiniAsset>();
if (prPrefabToReplace && prefab_asset)
{
foreach (GameObject obj in GameObject.FindObjectsOfType(typeof(GameObject)))
{
HoudiniAsset asset = obj.GetComponent <HoudiniAsset>();
GameObject prefab_parent = PrefabUtility.GetPrefabParent(obj) as GameObject;
if (asset && PrefabUtility.Equals(prefab_parent, prPrefabToReplace))
{
// this is the asset the prefab is being created/changed from
if (asset.prAssetId == prefab_asset.prAssetId)
{
// If the prefab's backup id refers to a valid asset then this signifies the
// prefab is being changed due to an "Apply" from a prefab instance. We need
// to delete the prefab asset since we are re-creating the prefab.
bool is_applying_changes = HoudiniHost.isAssetValid(
prefab_asset.prBackupAssetId, prefab_asset.prBackupAssetValidationId);
if (is_applying_changes)
{
try
{
HoudiniHost.destroyAsset(prefab_asset.prBackupAssetId);
}
catch (HoudiniError error)
{
Debug.LogError("Asset failed to unload: " + error.ToString());
}
prefab_asset.reset();
prefab_asset.prParms.reset();
}
// replace prefab with original asset with all children game objects removed
HoudiniControl.destroyChildren(asset.transform);
GameObject new_prefab = PrefabUtility.ReplacePrefab(asset.gameObject,
prPrefabToReplace,
ReplacePrefabOptions.ConnectToPrefab) as GameObject;
HoudiniAsset new_prefab_asset = new_prefab.GetComponent <HoudiniAsset>();
// If applying changes to prefab from prefab instance we also need to retrieve
// all the overriden parameters on the prefab instance so that we can apply
// these changes properly to all the other instances. This must be done after
// prefab has been replaced.
if (is_applying_changes)
{
foreach (HAPI_ParmInfo parm_info in asset.prParms.prParms)
{
if (asset.prParms.isParmOverridden(parm_info.id))
{
new_prefab_asset.prUpdatePrefabInstanceParmNames.Add(parm_info.name);
}
}
}
// Set asset id of prefab to -1 since it has not been built yet.
// Call SetDirty so changes to prefab will be saved to disk and
// OnEnable will be called on original asset so that it can be
// rebuilt in order to re-create its game objects.
new_prefab_asset.prAssetId = -1;
new_prefab_asset.prAssetValidationId = -1;
EditorUtility.SetDirty(new_prefab_asset);
break;
}
}
}
}
}
public void removeAssetAsTransformInput( HoudiniAsset asset )
{
for ( int ii = 0; ii < prUpStreamTransformAssets.Count; ++ii )
{
if ( prUpStreamTransformAssets[ii] == asset )
{
prUpStreamTransformAssets[ ii ] = null;
HoudiniHost.disconnectAssetTransform( prAssetId, ii );
asset.removeDownstreamTransformAsset( this );
}
}
}
public override void OnInspectorGUI()
{
bool gui_enable = GUI.enabled;
// We can only build or do anything if we can link to our libraries.
#if !(UNITY_STANDALONE_WIN || UNITY_STANDALONE_OSX || (UNITY_METRO && UNITY_EDITOR))
HoudiniGUI.help(HoudiniConstants.HAPI_UNSUPPORTED_PLATFORM_MSG, MessageType.Info);
GUI.enabled = false;
#else
if (!HoudiniHost.isInstallationOk())
{
HoudiniGUI.help(HoudiniHost.getMissingEngineInstallHelpString(), MessageType.Info);
GUI.enabled = false;
}
#endif // !( UNITY_STANDALONE_WIN || UNITY_STANDALONE_OSX || ( UNITY_METRO && UNITY_EDITOR ) )
try
{
myDelayBuild = false;
myParmChanges = false;
///////////////////////////////////////////////////////////////////////
// Draw Game Object Controls
if (HoudiniHost.isAssetValid(myAsset.prAssetId, myAsset.prAssetValidationId) &&
(myAsset.prTransformInputCount > 0 || myAsset.prGeoInputCount > 0) &&
myAsset.prAssetSubType != HAPI_AssetSubType.HAPI_ASSETSUBTYPE_CURVE &&
!myAsset.isPrefab())
{
myAsset.prShowInputControls = HoudiniGUI.foldout("Inputs", myAsset.prShowInputControls, true);
if (myAsset.prShowInputControls)
{
if (myAsset.prHAPIAssetType == HAPI_AssetType.HAPI_ASSETTYPE_OBJ)
{
for (int ii = 0; ii < myAsset.prTransformInputCount; ++ii)
{
myParmChanges |= setTransformInput(ii);
}
}
if (myAsset.prUpStreamGeoObjects == null || myAsset.prUpStreamGeoAssets == null ||
myAsset.prUpStreamGeoObjects.Count <= 0 || myAsset.prUpStreamGeoAssets.Count <= 0)
{
return;
}
for (int input_index = 0; input_index < myAsset.prGeoInputCount; ++input_index)
{
bool join_last = false;
bool no_label_toggle_last = true;
HoudiniGUIParm geo_input = new HoudiniGUIParm(
"geo_input_" + input_index, myAsset.prGeoInputNames[input_index]);
Object obj = (Object)myAsset.prUpStreamGeoObjects[input_index];
myParmChanges |= HoudiniGUI.objectField(
ref geo_input, ref obj, typeof(GameObject), ref join_last, ref no_label_toggle_last);
if (myParmChanges || !myAsset.isGeoInputValid(input_index))
{
if (!obj)
{
myAsset.removeGeoInput(input_index);
myAsset.buildClientSide();
}
else
{
GameObject new_obj = (GameObject)obj;
myAsset.prUpStreamGeoObjects[input_index] = new_obj;
// Select the asset component (if it exists).
HoudiniAsset asset = new_obj.GetComponent <HoudiniAsset>();
// If we're selecting a specific object to input than try and
// get the object id. Note that by getting the HAPI_ObjectControl
// component we also cover the geo and part controls because
// they all inherit from HAPI_ObjectControl. The user can therefore
// drag any gameObject under the asset into another asset's
// input and have it all work.
int object_index = 0;
HoudiniObjectControl obj_control = new_obj.GetComponent <HoudiniObjectControl>();
if (obj_control)
{
object_index = obj_control.prObjectId;
asset = obj_control.prAsset;
}
if (asset == null)
{
myAsset.addGeoAsGeoInput(new_obj, input_index);
myAsset.buildClientSide();
}
else if (myAsset.prUpStreamGeoAssets[input_index] != asset)
{
if (myAsset == asset)
{
Debug.LogError("Can't connect an asset to itself!");
}
else
{
myAsset.addAssetAsGeoInput(asset, object_index, input_index);
myAsset.buildClientSide();
}
}
}
}
} // for
} // if
} // if
// Draw Cook Log Pane
myAsset.prShowCookLog = HoudiniGUI.foldout("Asset Cook Log", myAsset.prShowCookLog, true);
if (myAsset.prShowCookLog)
{
drawCookLog();
}
}
catch (HoudiniError e)
{
Debug.LogError(e.ToString());
}
GUI.enabled = gui_enable;
}
public int getAssetTransformConnectionIndex( HoudiniAsset asset )
{
for ( int ii = 0; ii < prUpStreamTransformAssets.Count; ii++ )
if ( prUpStreamTransformAssets[ii] == asset )
return ii;
return -1;
}
public void getParameterValues()
{
if (prControl == null)
{
return;
}
if (prControl.prAsset == null)
{
return;
}
if (prControl.prAssetId < 0)
{
return;
}
if (myPostSerialization)
{
myValuesEqualToHoudini = areValuesEqualToHoudini();
}
else
{
myValuesEqualToHoudini = true;
}
// Create undo info if it hasn't been created already
if (myParmsUndoInfo == null)
{
myParmsUndoInfo = ScriptableObject.CreateInstance <HoudiniParmsUndoInfo>();
}
// Get the node info again
HAPI_NodeInfo node_info = HoudiniHost.getNodeInfo(prControl.prNodeId);
prParmCount = node_info.parmCount;
prParmIntValueCount = node_info.parmIntValueCount;
prParmFloatValueCount = node_info.parmFloatValueCount;
prParmStringValueCount = node_info.parmStringValueCount;
prParmChoiceCount = node_info.parmChoiceCount;
// Get all parameters.
prParms = new HAPI_ParmInfo[prParmCount];
HoudiniAssetUtility.getArray1Id(prControl.prNodeId, HoudiniHost.getParameters, prParms, prParmCount);
// Get parameter int values.
prParmIntValues = new int[prParmIntValueCount];
HoudiniAssetUtility.getArray1Id(
prControl.prNodeId, HoudiniHost.getParmIntValues, prParmIntValues, prParmIntValueCount);
myParmsUndoInfo.parmIntValues = new int[prParmIntValueCount];
Array.Copy(prParmIntValues, myParmsUndoInfo.parmIntValues, prParmIntValueCount);
// Get parameter float values.
prParmFloatValues = new float[prParmFloatValueCount];
HoudiniAssetUtility.getArray1Id(
prControl.prNodeId, HoudiniHost.getParmFloatValues, prParmFloatValues, prParmFloatValueCount);
myParmsUndoInfo.parmFloatValues = new float[prParmFloatValueCount];
Array.Copy(prParmFloatValues, myParmsUndoInfo.parmFloatValues, prParmFloatValueCount);
// Get parameter string (handle) values.
prParmStringValues = new int[prParmStringValueCount];
HoudiniAssetUtility.getArray1Id(
prControl.prNodeId, HoudiniHost.getParmStringValues, prParmStringValues, prParmStringValueCount);
// Get parameter choice lists.
prParmChoiceLists = new HAPI_ParmChoiceInfo[prParmChoiceCount];
HoudiniAssetUtility.getArray1Id(
prControl.prNodeId, HoudiniHost.getParmChoiceLists, prParmChoiceLists, prParmChoiceCount);
// Build the map of parm id -> parm
for (int i = 0; i < prParms.Length; ++i)
{
myParmMap[prParms[i].id] = prParms[i];
}
cacheStringsFromHost();
// Go through parameters and set index map and multiparm map for undo info
myParmsUndoInfo.parmNames.Clear();
myParmsUndoInfo.parmIndices.Clear();
foreach (HAPI_ParmInfo parm in prParms)
{
// Need to check the index values are greater or equal to 0
// for now because there is a bug where some parameters are
// being set to have an integer parameter type, a size of
// zero, and an index value of -1
if (parm.isInt() && parm.intValuesIndex >= 0)
{
myParmsUndoInfo.parmIndices.Add(parm.intValuesIndex);
}
else if (parm.isFloat() && parm.floatValuesIndex >= 0)
{
myParmsUndoInfo.parmIndices.Add(parm.floatValuesIndex);
}
else if (parm.isString() && parm.stringValuesIndex >= 0)
{
myParmsUndoInfo.parmIndices.Add(parm.stringValuesIndex);
}
else
{
continue;
}
myParmsUndoInfo.parmNames.Add(parm.name);
}
#if UNITY_EDITOR
// Set which parameter values have been overridden (only needed for a prefab instance)
if (prControl && prControl.isPrefabInstance() && gameObject.GetComponent <HoudiniAsset>() != null)
{
HoudiniAsset prefab_asset = prControl.prAsset.getParentPrefabAsset();
if (prefab_asset && prefab_asset.prParms != null &&
prefab_asset.prParms.prParms != null &&
!prefab_asset.isApplyingChangesToPrefab())
{
// loop through parameter values and determine which ones have been
// overridden (ie. changed from corresponding parameter value on prefab)
for (int i = 0; i < prParms.Length; ++i)
{
myOverriddenParmsMap[prParms[i].id] = !isParmSameInPrefab(prParms[i].id, prefab_asset.prParms);
}
}
// This tells Unity that parameter values have been overridden for this prefab instance
PrefabUtility.RecordPrefabInstancePropertyModifications(this);
}
#endif // UNITY_EDITOR
}
public void removeDownstreamTransformAsset( HoudiniAsset asset )
{
prDownStreamTransformAssets.Remove( asset );
}