void ConvertMesh(UsdMesh mesh, string path)
{
if (mesh == null)
{
return;
}
// todo
}
public static void Open(UsdMesh stream)
{
var window = (UsdPrecomputeNormalsWindow)EditorWindow.GetWindow(typeof(UsdPrecomputeNormalsWindow));
window.titleContent = new GUIContent("Precompute");
window.m_stream = null;
window.m_mesh = stream;
window.Show();
}
Mesh usdiShareOrCreateMesh(UsdMesh parent)
{
var master = parent.master as UsdMesh;
if (master != null)
{
return(master.submeshes[m_nth].mesh);
}
else
{
return(new Mesh()
{
name = "<dyn>"
});
}
}
UsdSchema usdiCreateNode(usdi.Schema schema)
{
UsdSchema ret = null;
if (ret == null)
{
var s = usdi.usdiAsPoints(schema);
if (s)
{
ret = new UsdPoints();
}
}
if (ret == null)
{
var s = usdi.usdiAsMesh(schema);
if (s)
{
ret = new UsdMesh();
}
}
if (ret == null)
{
var s = usdi.usdiAsCamera(schema);
if (s)
{
ret = new UsdCamera();
}
}
if (ret == null)
{
// Xform must be latter because some schemas are subclass of Xform
var s = usdi.usdiAsXform(schema);
if (s)
{
ret = new UsdXform();
}
}
if (ret == null)
{
ret = new UsdSchema();
}
ret.nativeSchemaPtr = schema;
ret.stream = this;
return(ret);
}
public void usdiSetupMesh(UsdMesh parent)
{
if (!m_setupRequierd)
{
return;
}
m_setupRequierd = false;
if (m_umesh == null)
{
m_umesh = new Mesh();
m_umesh.MarkDynamic();
}
var meshData = parent.meshData;
usdiSetupBones(parent, ref meshData);
}
void usdiSetupBones(UsdMesh parent, ref usdi.MeshData meshData)
{
{
var tmp = usdi.MeshData.default_value;
m_bindposes = new Matrix4x4[parent.meshData.num_bones];
tmp.bindposes = usdi.GetArrayPtr(m_bindposes);
usdi.usdiMeshReadSample(parent.nativeMeshPtr, ref tmp, usdi.defaultTime, true);
}
var renderer = m_renderer as SkinnedMeshRenderer;
if (renderer == null)
{
return;
}
if (m_nth > 0)
{
m_bindposes = parent.submeshes[0].bindposes;
m_rootBone = parent.submeshes[0].rootBone;
m_bones = parent.submeshes[0].bones;
}
else
{
var rootBoneName = usdi.S(meshData.root_bone);
var boneNames = usdi.SA(meshData.bones);
if (parent.isInstance)
{
// remap bone names
var root = parent.nativeSchemaPtr;
for (;;)
{
root = usdi.usdiPrimGetParent(root);
if (!usdi.usdiPrimGetMaster(root))
{
break;
}
}
var r = usdi.usdiPrimFindChild(root, Path.GetFileName(rootBoneName), true);
if (r)
{
rootBoneName = usdi.usdiPrimGetPathS(r);
}
for (int i = 0; i < boneNames.Length; ++i)
{
var c = usdi.usdiPrimFindChild(root, Path.GetFileName(boneNames[i]), true);
if (c)
{
boneNames[i] = usdi.usdiPrimGetPathS(c);
}
}
}
m_bones = new Transform[boneNames.Length];
for (int i = 0; i < boneNames.Length; ++i)
{
var schema = parent.stream.usdiFindSchema(boneNames[i]);
if (schema == null)
{
Debug.LogError("bone not found: " + boneNames[i]);
continue;
}
if (schema.gameObject == null)
{
Debug.LogError("bone don't have GameObject: " + boneNames[i]);
continue;
}
m_bones[i] = schema.gameObject.GetComponent <Transform>();
}
if (meshData.root_bone != IntPtr.Zero)
{
var rootBone = parent.stream.usdiFindSchema(rootBoneName);
m_rootBone = rootBone.gameObject.GetComponent <Transform>();
}
else
{
m_rootBone = m_bones[0]; // maybe incorrect
}
}
renderer.bones = m_bones;
renderer.rootBone = m_rootBone;
}
public void usdiOnLoad(UsdMesh parent, int nth)
{
m_schema = parent.nativeSchemaPtr;
m_nth = nth;
}
public void usdiSetupComponents(UsdMesh parent)
{
if (!m_setupRequierd)
{
return;
}
m_setupRequierd = false;
GameObject go;
if (m_nth == 0)
{
go = parent.gameObject;
}
else
{
string name = "Submesh[" + m_nth + "]";
var ptrans = parent.GetComponent <Transform>();
var child = ptrans.FindChild(name);
if (child != null)
{
go = child.gameObject;
}
else
{
go = new GameObject(name);
go.GetComponent <Transform>().SetParent(parent.GetComponent <Transform>(), false);
}
}
m_trans = go.GetComponent <Transform>();
var meshSummary = parent.meshSummary;
var meshData = parent.meshData;
bool assignDefaultMaterial = false;
if (meshSummary.num_bones > 0)
{
// setup SkinnedMeshRenderer
var renderer = usdi.GetOrAddComponent <SkinnedMeshRenderer>(go, ref assignDefaultMaterial);
m_renderer = renderer;
usdiSetupBones(parent, ref meshData);
if (renderer.sharedMesh != null && parent.master == null && renderer.sharedMesh.name.IndexOf("<dyn>") == 0)
{
m_umesh = renderer.sharedMesh;
}
else
{
m_umesh = usdiShareOrCreateMesh(parent);
renderer.sharedMesh = m_umesh;
}
m_umesh.MarkDynamic();
}
else
{
// setup MeshFilter and MeshRenderer
var meshFilter = usdi.GetOrAddComponent <MeshFilter>(go);
if (meshFilter.sharedMesh != null && parent.master == null && meshFilter.sharedMesh.name.IndexOf("<dyn>") == 0)
{
m_umesh = meshFilter.sharedMesh;
}
else
{
m_umesh = usdiShareOrCreateMesh(parent);
meshFilter.sharedMesh = m_umesh;
}
m_umesh.MarkDynamic();
m_renderer = usdi.GetOrAddComponent <MeshRenderer>(go, ref assignDefaultMaterial);
}
#if UNITY_EDITOR
if (assignDefaultMaterial)
{
Material[] materials = null;
if (m_nth != 0)
{
var s = parent.submeshes[0];
if (s.renderer != null)
{
materials = s.renderer.sharedMaterials;
}
}
if (materials == null)
{
materials = new Material[] { UnityEngine.Object.Instantiate(GetDefaultMaterial()) };
materials[0].name = "Material_0";
}
m_renderer.sharedMaterials = materials;
}
#endif
}
