scClustViz now uses the input data object (Seurat or SingleCellExperiment) plus a new S4 class sCVdata to store all the information needed for the visualization. See ?CalcAllSCV for the single-step setup prior to running the Shiny app.
This is not compatible with previously calculated scClustViz results, due to an error in the FDR correction methodology in <v1.0.0