public void usdiAllocateMeshData(ref usdi.SubmeshData data)
{
// skip if already allocated
if (m_indices == null || m_indices.Length != data.num_points)
{
var sumamry = m_parent.meshSummary;
m_indices = new int[data.num_points];
m_positions = new Vector3[data.num_points];
if (sumamry.has_normals)
{
m_normals = new Vector3[data.num_points];
}
if (sumamry.has_uvs)
{
m_uvs = new Vector2[data.num_points];
}
}
data.points = usdi.GetArrayPtr(m_positions);
data.indices = usdi.GetArrayPtr(m_indices);
if (m_normals != null)
{
data.normals = usdi.GetArrayPtr(m_normals);
}
if (m_uvs != null)
{
data.uvs = usdi.GetArrayPtr(m_uvs);
}
}
public void usdiFreeMeshData(ref usdi.SubmeshData data)
{
m_positions = null;
m_normals = null;
m_uvs = null;
m_indices = null;
data.points = IntPtr.Zero;
data.normals = IntPtr.Zero;
data.uvs = IntPtr.Zero;
data.indices = IntPtr.Zero;
}
public void usdiKickVBUpdateTask(ref usdi.SubmeshData 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 void usdiUpdateBounds(ref usdi.SubmeshData data)
{
usdi.MeshAssignBounds(m_umesh, ref data.center, ref data.extents);
}