// async
void usdiAllocateMeshData(double t)
{
usdi.MeshData md = usdi.MeshData.default_value;
usdi.usdiMeshReadSample(m_mesh, ref md, t, true);
m_meshData = md;
if (m_meshData.num_submeshes == 0)
{
m_submeshes[0].usdiAllocateMeshData(ref m_meshSummary, ref m_meshData);
}
else
{
m_submeshData = new usdi.SubmeshData[m_meshData.num_submeshes];
m_meshData.submeshes = usdi.GetArrayPtr(m_submeshData);
usdi.usdiMeshReadSample(m_mesh, ref m_meshData, t, true);
while (m_submeshes.Count < m_meshData.num_submeshes)
{
usdiAddSubmesh();
}
for (int i = 0; i < m_meshData.num_submeshes; ++i)
{
m_submeshes[i].usdiAllocateMeshData(ref m_meshSummary, ref m_submeshData);
}
}
}
public static void CaptureMesh(usdi.Mesh usd, ref usdi.MeshData data, MeshBuffer dst_buf)
{
data = usdi.MeshData.default_value;
if (dst_buf.vertices != null)
{
data.points = usdi.GetArrayPtr(dst_buf.vertices);
data.num_points = dst_buf.vertices.Length;
}
if (dst_buf.indices != null)
{
data.indices = usdi.GetArrayPtr(dst_buf.indices);
data.num_indices = dst_buf.indices.Length;
}
if (dst_buf.normals != null)
{
data.normals = usdi.GetArrayPtr(dst_buf.normals);
}
if (dst_buf.tangents != null)
{
data.tangents = usdi.GetArrayPtr(dst_buf.tangents);
}
if (dst_buf.uvs != null)
{
data.uvs = usdi.GetArrayPtr(dst_buf.uvs);
}
if (dst_buf.weights != null && dst_buf.bones != null)
{
data.weights = usdi.GetArrayPtr(dst_buf.weights);
data.bindposes = usdi.GetArrayPtr(dst_buf.bindposes);
data.num_bones = dst_buf.bones.Length;
data.max_bone_weights = 4;
usdi.usdiMeshAssignBones(usd, ref data, dst_buf.bones, dst_buf.bones.Length);
usdi.usdiMeshAssignRootBone(usd, ref data, dst_buf.rootBone);
}
}
public static void CaptureMesh(
usdi.Mesh usd, ref usdi.MeshData data, MeshBuffer buf,
Mesh mesh, MeshCaptureFlags flags)
{
buf.vertices = flags.points ? mesh.vertices : null;
buf.normals = flags.normals ? mesh.normals : null;
buf.tangents = flags.tangents ? mesh.tangents : null;
buf.indices = flags.indices ? mesh.triangles : null;
buf.uvs = flags.uvs ? mesh.uv : null;
CaptureMesh(usd, ref data, buf);
}
public void usdiKickVBUpdateTask(ref usdi.MeshData data, bool updateIndices)
{
bool active = m_renderer.isVisible;
if (active)
{
if (m_vuCmd == null)
{
m_vuCmd = new usdi.VertexUpdateCommand(usdi.usdiPrimGetNameS(m_schema));
}
m_vuCmd.Update(ref data, m_VB, updateIndices ? m_IB : IntPtr.Zero);
}
}
public static void CaptureMesh(
usdi.Mesh usd, ref usdi.MeshData data, MeshBuffer buf,
SkinnedMeshRenderer smr, MeshCaptureFlags flags, bool captureBones)
{
Cloth cloth = smr.GetComponent <Cloth>();
if (cloth != null)
{
var mesh = buf.bakedMesh;
smr.BakeMesh(mesh);
buf.vertices = flags.points ? cloth.vertices : null;
buf.normals = flags.normals ? cloth.normals : null;
buf.tangents = flags.tangents ? mesh.tangents : null;
buf.indices = flags.indices ? mesh.triangles : null;
buf.uvs = flags.uvs ? mesh.uv : null;
}
else if (captureBones && buf.bones != null)
{
var mesh = smr.sharedMesh;
buf.vertices = flags.points ? mesh.vertices : null;
buf.normals = flags.normals ? mesh.normals : null;
buf.tangents = flags.tangents ? mesh.tangents : null;
buf.indices = flags.indices ? mesh.triangles : null;
buf.uvs = flags.uvs ? mesh.uv : null;
buf.weights = mesh.boneWeights;
buf.bindposes = mesh.bindposes;
}
else
{
var mesh = buf.bakedMesh;
smr.BakeMesh(mesh);
buf.vertices = flags.points ? mesh.vertices : null;
buf.normals = flags.normals ? mesh.normals : null;
buf.tangents = flags.tangents ? mesh.tangents : null;
buf.indices = flags.indices ? mesh.triangles : null;
buf.uvs = flags.uvs ? mesh.uv : null;
}
CaptureMesh(usd, ref data, buf);
}
public void usdiAllocateMeshData(ref usdi.MeshSummary summary, ref usdi.MeshData meshData)
{
{
m_points = new Vector3[meshData.num_points];
meshData.points = usdi.GetArrayPtr(m_points);
}
{
m_normals = new Vector3[meshData.num_points];
meshData.normals = usdi.GetArrayPtr(m_normals);
}
if (summary.has_colors)
{
m_colors = new Color[meshData.num_points];
meshData.colors = usdi.GetArrayPtr(m_colors);
}
if (summary.has_tangents)
{
m_tangents = new Vector4[meshData.num_points];
meshData.tangents = usdi.GetArrayPtr(m_tangents);
}
if (summary.has_uvs)
{
m_uvs = new Vector2[meshData.num_points];
meshData.uvs = usdi.GetArrayPtr(m_uvs);
if (summary.has_tangents)
{
m_tangents = new Vector4[meshData.num_points];
meshData.tangents = usdi.GetArrayPtr(m_tangents);
}
}
if (summary.num_bones > 0)
{
m_weights = new BoneWeight[meshData.num_points];
meshData.weights = usdi.GetArrayPtr(m_weights);
}
{
m_indices = new int[meshData.num_indices_triangulated];
meshData.indices_triangulated = usdi.GetArrayPtr(m_indices);
}
}
public override void usdiOnUnload()
{
base.usdiOnUnload();
int c = m_submeshes.Count;
for (int i = 0; i < c; ++i)
{
m_submeshes[i].usdiOnUnload();
}
m_meshData = usdi.MeshData.default_value;
m_submeshData = null;
m_meshSummary = usdi.MeshSummary.default_value;
m_allocateMeshDataRequired = false;
m_updateIndicesRequired = false;
m_updateVerticesRequired = false;
m_updateSkinningRequired = false;
m_timeRead = 0.0;
m_asyncRead = null;
}
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 usdiUpdateBounds(ref usdi.MeshData data)
{
usdi.MeshAssignBounds(m_umesh, ref data.center, ref data.extents);
}