message: Sort position element on output to the start before calculating offsets
diff: @@ -1391,12 +1391,20 @@ void BufferViewer::ConfigureMeshColumns()
  i++;
  }
  + // shift position attribute up to first, keeping order otherwise
  + // the same
  + if(posidx > 0)
  + {
  + FormatElement pos = m_ModelVSOut->columns[posidx];
  + m_ModelVSOut->columns.insert(0, m_ModelVSOut->columns.takeAt(posidx));
  + }
  +
  i = 0;
  uint32_t offset = 0;
  - for(const SigParameter &sig : vs->OutputSig)
  + for(const FormatElement &sig : m_ModelVSOut->columns)
  {
  - uint numComps = sig.compCount;
  - uint elemSize = sig.compType == eCompType_Double ? 8U : 4U;
  + uint numComps = sig.format.compCount;
  + uint elemSize = sig.format.compType == eCompType_Double ? 8U : 4U;
  if(m_Ctx.CurPipelineState.HasAlignedPostVSData())
  {
  