Owe Jessen ojessen
ojessen
/ Histogram_animation.R
Created
June 15, 2016 05:41
— forked from thomasp85/Histogram_animation.R
An example of animating the build up of a histogram with dropping balls using tweenr, gganimate and ggplot2
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| library(tweenr) # Available on CRAN | |
| library(ggforce) # Install from thomasp85/ggforce | |
| library(gganimate) # Install from dgrtwo/gganimate | |
| set.seed(2) | |
| x <- sample(9,20, prob=c(1,2,3,4,5,4,3,2,1), replace=T) | |
| df <- data.frame(x = x, y = 15) | |
| dfs <- list(df) | |
| for(i in seq_len(nrow(df))) { | |
| dftemp <- tail(dfs, 1) | |
| dftemp[[1]]$y[i] <- sum(dftemp[[1]]$x[seq_len(i)] == dftemp[[1]]$x[i]) |