private static void ProcessDragEvent(Event dragEvent, SceneView sceneView)
{
if (dragEvent != null && (dragEvent.type == EventType.DragUpdated || dragEvent.type == EventType.DragPerform))
{
bool dragHDAs = false;
List <string> hdaList = new List <string>();
foreach (string file in DragAndDrop.paths)
{
if (HEU_HAPIUtility.IsHoudiniAssetFile(file))
{
dragHDAs = true;
DragAndDrop.visualMode = DragAndDropVisualMode.Move;
hdaList.Add(file);
break;
}
}
if (dragHDAs)
{
if (dragEvent.type == EventType.DragPerform)
{
if (HEU_SessionManager.ValidatePluginSession())
{
Vector3 dropPos = Vector3.zero;
if (sceneView != null)
{
Camera camera = sceneView.camera;
Vector3 mousePos = HEU_EditorUI.GetMousePosition(ref dragEvent, camera);
Ray ray = camera.ScreenPointToRay(mousePos);
ray.origin = camera.transform.position;
Plane plane = new Plane();
plane.SetNormalAndPosition(Vector3.up, Vector3.zero);
float enter = 0f;
plane.Raycast(ray, out enter);
enter = Mathf.Clamp(enter, camera.nearClipPlane, camera.farClipPlane);
dropPos = ray.origin + ray.direction * enter;
}
List <GameObject> createdGOs = new List <GameObject>();
foreach (string file in hdaList)
{
GameObject go = HEU_HAPIUtility.InstantiateHDA(file, dropPos, HEU_SessionManager.GetOrCreateDefaultSession(), true);
if (go != null)
{
createdGOs.Add(go);
}
}
// Select the created assets
HEU_EditorUtility.SelectObjects(createdGOs.ToArray());
}
}
dragEvent.Use();
}
}
}
public static void ExecuteToolNoInput(string toolName, string toolPath)
{
GameObject go = HEU_HAPIUtility.InstantiateHDA(toolPath, Vector3.zero, HEU_SessionManager.GetOrCreateDefaultSession(), false);
if (go == null)
{
Debug.LogWarningFormat("Failed to instantiate tool: {0}", toolName);
}
else
{
HEU_EditorUtility.SelectObject(go);
}
}
private static void LoadHoudiniAssetFromPath(string hdaPath)
{
if (!string.IsNullOrEmpty(hdaPath))
{
// Store HDA path for next time
HEU_PluginSettings.LastLoadHDAPath = Path.GetDirectoryName(hdaPath);
GameObject go = HEU_HAPIUtility.InstantiateHDA(hdaPath, Vector3.zero, HEU_SessionManager.GetOrCreateDefaultSession(), true);
if (go != null)
{
HEU_EditorUtility.SelectObject(go);
}
}
}
public static void ExecuteToolGenerator(string toolName, string toolPath, Vector3 targetPosition, Quaternion targetRotation, Vector3 targetScale)
{
GameObject go = HEU_HAPIUtility.InstantiateHDA(toolPath, targetPosition, HEU_SessionManager.GetOrCreateDefaultSession(), true);
if (go != null)
{
go.transform.rotation = targetRotation;
go.transform.localScale = targetScale;
HEU_EditorUtility.SelectObject(go);
}
else
{
Debug.LogWarningFormat("Failed to instantiate tool: {0}", toolName);
}
}
public static void LoadHoudiniAssetWindow()
{
if (HEU_SessionManager.ValidatePluginSession())
{
string[] extensions = { "HDAs", "otl,hda,otllc,hdalc,otlnc,hdanc" };
string hdaPath = EditorUtility.OpenFilePanelWithFilters("Load Houdini Digital Asset", HEU_PluginSettings.LastLoadHDAPath, extensions);
if (!string.IsNullOrEmpty(hdaPath))
{
// Store HDA path for next time
HEU_PluginSettings.LastLoadHDAPath = Path.GetDirectoryName(hdaPath);
GameObject go = HEU_HAPIUtility.InstantiateHDA(hdaPath, Vector3.zero, HEU_SessionManager.GetOrCreateDefaultSession(), true);
if (go != null)
{
HEU_EditorUtility.SelectObject(go);
}
}
}
}
public static void ExecuteToolOperatorSingle(string toolName, string toolPath, GameObject[] inputObjects)
{
GameObject go = HEU_HAPIUtility.InstantiateHDA(toolPath, Vector3.zero, HEU_SessionManager.GetOrCreateDefaultSession(), true);
if (go != null)
{
HEU_HoudiniAssetRoot assetRoot = go.GetComponent<HEU_HoudiniAssetRoot>();
if (assetRoot != null)
{
//assetRoot._houdiniAsset
// TODO
}
HEU_EditorUtility.SelectObject(go);
}
else
{
Debug.LogWarningFormat("Failed to instantiate tool: {0}", toolName);
}
}
public override void DoTask()
{
if (_buildType == BuildType.LOAD)
{
if (string.IsNullOrEmpty(_assetPath))
{
// Bad path so fail
HEU_TaskManager.CompleteTask(this, TaskResult.FAILED);
}
else
{
// File-based HDA
GameObject newGO = HEU_HAPIUtility.InstantiateHDA(_assetPath, _position, GetTaskSession(), true);
if (newGO != null && newGO.GetComponent<HEU_HoudiniAssetRoot>() != null)
{
// Add to post-load callback
_asset = newGO.GetComponent<HEU_HoudiniAssetRoot>()._houdiniAsset;
_asset._reloadEvent.AddListener(CookCompletedCallback);
_asset._reloadDataEvent.AddListener(CookCompletedCallback);
}
else
{
HEU_TaskManager.CompleteTask(this, TaskResult.FAILED);
}
}
}
else if (_buildType == BuildType.COOK)
{
_asset._cookedEvent.RemoveListener(CookCompletedCallback);
_asset._cookedEvent.AddListener(CookCompletedCallback);
_asset._cookedDataEvent.RemoveListener(CookCompletedCallback);
_asset._cookedDataEvent.AddListener(CookCompletedCallback);
_asset.RequestCook(true, true, false, true);
}
else if (_buildType == BuildType.RELOAD)
{
_asset._reloadEvent.RemoveListener(CookCompletedCallback);
_asset._reloadEvent.AddListener(CookCompletedCallback);
_asset._reloadDataEvent.RemoveListener(CookCompletedCallback);
_asset._reloadDataEvent.AddListener(CookCompletedCallback);
_asset.RequestReload(true);
}
}
public static void ExecuteToolOperatorMultiple(string toolName, string toolPath, GameObject[] inputObjects)
{
GameObject outputObjectToSelect = null;
GameObject go = HEU_HAPIUtility.InstantiateHDA(toolPath, Vector3.zero, HEU_SessionManager.GetOrCreateDefaultSession(), false);
if(go == null)
{
Debug.LogWarningFormat("Failed to instantiate tool: {0}", toolName);
return;
}
HEU_HoudiniAssetRoot assetRoot = go.GetComponent<HEU_HoudiniAssetRoot>();
if (assetRoot != null)
{
HEU_HoudiniAsset asset = assetRoot._houdiniAsset;
HEU_SessionBase session = asset.GetAssetSession(true);
int numInputs = inputObjects.Length;
List<HEU_InputNode> inputNodes = asset.GetInputNodes();
if (inputNodes == null || inputNodes.Count == 0)
{
Debug.LogErrorFormat("Unable to assign input geometry due to no asset inputs on selected tool.");
}
else
{
// User could have selected any number of inputs objects, and asset could have any number of inputs.
// So use minimum of either to set input object into asset input.
int minInputCount = Mathf.Min(inputNodes.Count, numInputs);
for (int i = 0; i < minInputCount; ++i)
{
if (!IsValidInput(inputObjects[i]))
{
continue;
}
GameObject inputObject = inputObjects[i];
HEU_InputNode inputNode = inputNodes[i];
inputNode.ResetInputNode(session);
inputNode.ChangeInputType(session, HEU_InputNode.InputObjectType.UNITY_MESH);
HEU_InputObjectInfo inputInfo = inputNode.AddInputEntryAtEnd(inputObject);
inputInfo._useTransformOffset = false;
inputNode.KeepWorldTransform = true;
inputNode.PackGeometryBeforeMerging = false;
inputNode.RequiresUpload = true;
}
asset.RequestCook(true, true, true, true);
outputObjectToSelect = assetRoot.gameObject;
}
}
if (outputObjectToSelect != null)
{
HEU_EditorUtility.SelectObject(outputObjectToSelect);
}
}
public static void ExecuteToolOperatorSingle(string toolName, string toolPath, GameObject[] inputObjects)
{
// Single operator means single asset input. If multiple inputs are provided, create tool for each input.
List<GameObject> outputObjectsToSelect = new List<GameObject>();
int numInputs = inputObjects.Length;
for (int i = 0; i < numInputs; ++i)
{
if(!IsValidInput(inputObjects[i]))
{
continue;
}
GameObject inputObject = inputObjects[i];
GameObject go = HEU_HAPIUtility.InstantiateHDA(toolPath, Vector3.zero, HEU_SessionManager.GetOrCreateDefaultSession(), false);
if (go != null)
{
HEU_HoudiniAssetRoot assetRoot = go.GetComponent<HEU_HoudiniAssetRoot>();
if (assetRoot != null)
{
HEU_HoudiniAsset asset = assetRoot._houdiniAsset;
HEU_SessionBase session = asset.GetAssetSession(true);
List<HEU_InputNode> inputNodes = asset.GetInputNodes();
if (inputNodes == null || inputNodes.Count == 0)
{
Debug.LogErrorFormat("Unable to assign input geometry due to no asset inputs on selected tool.");
}
else
{
HEU_InputNode inputNode = inputNodes[0];
inputNode.ResetInputNode(session);
inputNode.ChangeInputType(session, HEU_InputNode.InputObjectType.UNITY_MESH);
HEU_InputObjectInfo inputInfo = inputNode.AddInputEntryAtEnd(inputObject);
inputInfo._useTransformOffset = false;
inputNode.KeepWorldTransform = true;
inputNode.PackGeometryBeforeMerging = false;
inputNode.RequiresUpload = true;
asset.RequestCook(true, true, true, true);
outputObjectsToSelect.Add(assetRoot.gameObject);
}
}
}
else
{
Debug.LogWarningFormat("Failed to instantiate tool: {0}", toolName);
}
}
if (outputObjectsToSelect.Count > 0)
{
HEU_EditorUtility.SelectObjects(outputObjectsToSelect.ToArray());
}
}
public void TriggerButton(GraphReference reference)
{
Flow flow = Flow.New(reference);
string hdaPath = flow.GetValue <string>(inputPath);
bool hdaAsync = flow.GetValue <bool>(inputAsync);
Vector3 hdaPosition = flow.GetValue <Vector3>(inputPosition);
System.Action ContinueFlow = () =>
{
flow.Invoke(trigger);
};
bool hasErrored = false;
try
{
HEU_SessionBase session = HEU_SessionManager.GetOrCreateDefaultSession(true);
if (session != null)
{
GameObject go = HEU_HAPIUtility.InstantiateHDA(hdaPath, hdaPosition, session, bBuildAsync: hdaAsync);
hdaRoot = go.GetComponent <HEU_HoudiniAssetRoot>();
if (hdaRoot != null)
{
hdaAsset = hdaRoot.HoudiniAsset;
if (hdaAsync)
{
hdaAsset.ReloadDataEvent.AddListener((HEU_ReloadEventData data) =>
{
bSuccess = data.CookSuccess;
ContinueFlow();
});
}
else
{
bSuccess = hdaAsset.LastCookResult != HEU_AssetCookResultWrapper.ERRORED;
}
}
else
{
hasErrored = true;
}
}
else
{
hasErrored = true;
}
}
catch (System.Exception e)
{
Debug.LogError(e);
hasErrored = true;
}
if (hasErrored)
{
bSuccess = false;
ContinueFlow();
}
else if (!hdaAsync)
{
ContinueFlow();
}
}
