annotate coverage_plot.r @ 0:32f8fbdd754c default tip

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author rico
date Fri, 06 Apr 2012 13:59:29 -0400
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1 x <- read.table('coverage2.txt', skip=1, sep='\t')
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3 individuals <- dim(x)[1]
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4 max_cov <- dim(x)[2] - 2
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5 max_val <- max(x[-1]) / 100
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6 colors <- rainbow(individuals)
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8 line_width = 3
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9 xt = t(x)
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11 xvals <- c(0:max_cov)
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12 values <- as.numeric(as.vector(xt[,1][-1]))/100
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14 pdf(file='coverage.pdf', onefile=TRUE, width=10, height=6);
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16 plot(xvals, values, type='l', ylim=c(0, max_val), xlim=c(0, max_cov), col=colors[1], lwd=line_width, xlab="Coverage", ylab="Proportion")
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18 if (individuals > 1) {
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19 for (i in 2:individuals) {
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20 values <- as.numeric(as.vector(xt[,i][-1]))/100;
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21 lines(xvals, values, col=colors[i], lwd=line_width);
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22 }
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23 }
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26 names <- as.vector(t(x[1]))
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27 legend(x='topright', legend=names, fill=colors, bty='n')
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29 dev.off()
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