message: Clamp buffer offset for mesh view input
  * If the calculated offset is larger than the buffer size we should be sure to
  clamp it.
diff: @@ -1528,7 +1528,13 @@ static void ConfigureMeshColumns(ICaptureContext &ctx, PopulateBufferData *bufda
  BufferDescription *buf = ctx.GetBuffer(ib.resourceId);
  if(buf)
  - bytesAvailable = buf->length - ib.byteOffset - draw->indexOffset * draw->indexByteWidth;
  + {
  + uint64_t offset = ib.byteOffset - draw->indexOffset * draw->indexByteWidth;
  + if(offset > buf->length)
  + bytesAvailable = 0;
  + else
  + bytesAvailable = buf->length - offset;
  + }
  // drawing more than this many indices will read off the end of the index buffer - which while
  // technically not invalid is certainly not intended, so serves as a good 'upper bound'
  