public void PostProcessHierarchy(PrimMap primMap, SceneImportOptions sceneImportOptions)
{
InitRegex();
foreach (KeyValuePair <SdfPath, GameObject> kvp in primMap)
{
if (!IsMatch(kvp.Key))
{
continue;
}
GameObject go = kvp.Value;
switch (operation)
{
case Operation.LogicalAND:
go.hideFlags &= hideFlagsSettings;
continue;
case Operation.LogicalOR:
go.hideFlags |= hideFlagsSettings;
continue;
case Operation.LogicalXOR:
go.hideFlags ^= hideFlagsSettings;
continue;
default:
go.hideFlags = hideFlagsSettings;
continue;
}
}
}
public void PostProcessComponents(PrimMap primMap, SceneImportOptions sceneImportOptions)
{
InitRegex();
foreach (KeyValuePair <SdfPath, GameObject> kvp in primMap)
{
if (!IsMatch(kvp.Key))
{
continue;
}
DoCombineMeshes(kvp.Value.transform);
}
}
public void PostProcessHierarchy(PrimMap primMap, SceneImportOptions sceneImportOptions)
{
InitRegex();
foreach (KeyValuePair <SdfPath, GameObject> kvp in primMap)
{
if (!IsMatch(kvp.Key))
{
continue;
}
GameObject go = kvp.Value;
go.hideFlags = hideFlagsSettings;
}
}
void Update()
{
m_usdFile = m_usdFile.Replace("\"", "");
if (!System.IO.Path.IsPathRooted(m_usdFile))
{
m_usdFile = Application.dataPath + "/" + m_usdFile;
}
if (string.IsNullOrEmpty(m_usdFile))
{
if (m_scene == null)
{
return;
}
m_scene.Close();
m_scene = null;
UnloadGameObjects();
return;
}
// Is the stage already loaded?
if (m_scene != null && m_scene.FilePath == m_usdFile && m_lastTime == m_usdTime)
{
return;
}
try {
// Does the path exist?
if (!System.IO.File.Exists(m_usdFile))
{
throw new System.IO.FileNotFoundException(m_usdFile);
}
m_lastTime = m_usdTime;
// Clear out the old scene.
UnloadGameObjects();
// Import the new scene.
m_scene = Scene.Open(m_usdFile);
if (m_scene == null)
{
throw new Exception("Failed to import");
}
// Set the time at which to read samples from USD.
m_scene.Time = m_usdTime;
// When converting right handed (USD) to left handed (Unity), there are two options:
//
// 1) Add an inversion at the root of the scene, leaving the points right-handed.
// 2) Convert all transforms and points to left-handed (deep change of basis).
//
// Option (2) is more computationally expensive, but results in fewer down stream
// surprises.
var importOptions = new SceneImportOptions();
importOptions.changeHandedness = m_changeHandedness;
importOptions.materialMap.DisplayColorMaterial = m_material;
importOptions.enableGpuInstancing = m_enableGpuInstancing;
// The root object at which the USD scene will be reconstructed.
// It may need a Z-up to Y-up conversion and a right- to left-handed change of basis.
var rootXf = new GameObject("root");
rootXf.transform.SetParent(this.transform, worldPositionStays: false);
m_primMap = SceneImporter.BuildScene(m_scene,
rootXf,
importOptions,
new PrimMap(),
composingSubtree: false);
// Ensure the file and the identifier match.
m_usdFile = m_scene.FilePath;
} catch {
enabled = false;
throw;
}
}
