DRY-up scene.clear
DRY-up scene.clear

- no need for two separate viewport computation blocks
- break up one more loooooooooong line

etpinard/plotly.js,plotly/plotly.js,etpinard/plotly.js,asolagmbh/plotly.js,plotly/plotly.js,asolagmbh/plotly.js,plotly/plotly.js,asolagmbh/plotly.js,aburato/plotly.js,plotly/plotly.js,aburato/plotly.js,etpinard/plotly.js