plot_tree_move: Plot tree for a given tree move table

In rosawojciech/bigchess: Read, Write, Manipulate, Explore Chess PGN Files and R API to UCI Chess Engines

Description

Plot tree (barplot percentages) for a given tree move data frame.

Usage

plot_tree_move(tr, main = "", add.lines = T, add.labels = T)

Arguments

tr	data frame containg tree move
main	string for main title, default is ""
add.lines	boolean (default TRUE) add weighted mean lines?
add.labels	boolean (default TRUE) add labels?

Value

Barplot with white scores, draws percent and black scores.

Examples

f <- system.file("extdata", "Kasparov.gz", package = "bigchess")
con <- gzfile(f,encoding = "latin1")
df <- read.pgn(con,quiet = TRUE,stat.moves = FALSE)
tr <- tree_move(subset(df,W1=="e4"),"B1")
plot_tree_move(tr,"1. e4 ... ?")
# Plot tree move openings in aggregated data
tr <- tree_move(FirstTwoMoves,"W1")
plot_tree_move(tr,paste0("1. ... ?\n",sum(FirstTwoMoves$Freq)," total games"))

rosawojciech/bigchess documentation built on Jan. 19, 2021, 5:54 a.m.