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Windrose_sin_nada.R
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<<<<<<< HEAD
require(ggplot2)
require(RColorBrewer)
plot.windrose <- function(data,
spd,
dir,
spdres = 2,
dirres = 30,
spdmin = 2,
spdmax = 20,
spdseq = NULL,
palette = "YlGnBu",
countmax = NA,
debug = 0){
# Look to see what data was passed in to the function
if (is.numeric(spd) & is.numeric(dir)){
# assume that we've been given vectors of the speed and direction vectors
data <- data.frame(spd = spd,
dir = dir)
spd = "spd"
dir = "dir"
} else if (exists("data")){
# Assume that we've been given a data frame, and the name of the speed
# and direction columns. This is the format we want for later use.
}
# Tidy up input data ----
n.in <- NROW(data)
dnu <- (is.na(data[[spd]]) | is.na(data[[dir]]))
data[[spd]][dnu] <- NA
data[[dir]][dnu] <- NA
# figure out the wind speed bins ----
if (missing(spdseq)){
spdseq <- seq(spdmin,spdmax,spdres)
} else {
if (debug >0){
cat("Using custom speed bins \n")
}
}
# get some information about the number of bins, etc.
n.spd.seq <- length(spdseq)
n.colors.in.range <- n.spd.seq - 1
# create the color map
spd.colors <- colorRampPalette(brewer.pal(min(max(3,n.colors.in.range),min(9,n.colors.in.range)),palette ))(n.colors.in.range)
if (max(data[[spd]],na.rm = TRUE) > spdmax){
spd.breaks <- c(spdseq,
max(data[[spd]],na.rm = TRUE))
spd.labels <- c(paste(c(spdseq[1:n.spd.seq-1]),
'-',
c(spdseq[2:n.spd.seq])),
paste(spdmax,
"-",
max(data[[spd]],na.rm = TRUE)))
spd.colors <- c(spd.colors, "grey50")
} else{
spd.breaks <- spdseq
spd.labels <- paste(c(spdseq[1:n.spd.seq-1]),
'-',
c(spdseq[2:n.spd.seq]))
}
data$spd.binned <- cut(x = data[[spd]],
breaks = spd.breaks,
labels = spd.labels,
ordered_result = TRUE)
# clean up the data
data. <- na.omit(data)
# figure out the wind direction bins
dir.breaks <- c(-dirres/2,
seq(dirres/2, 360-dirres/2, by = dirres),
360+dirres/2)
dir.labels <- c(paste(360-dirres/2,"-",dirres/2),
paste(seq(dirres/2, 360-3*dirres/2, by = dirres),
"-",
seq(3*dirres/2, 360-dirres/2, by = dirres)),
paste(360-dirres/2,"-",dirres/2))
# assign each wind direction to a bin
dir.binned <- cut(data[[dir]],
breaks = dir.breaks,
ordered_result = TRUE)
levels(dir.binned) <- dir.labels
data$dir.binned <- dir.binned
# Run debug if required ----
if (debug>0){
cat(dir.breaks,"\n")
cat(dir.labels,"\n")
cat(levels(dir.binned),"\n")
}
# deal with change in ordering introduced somewhere around version 2.2
if(packageVersion("ggplot2") > "2.2"){
cat("Hadley broke my code\n")
data$spd.binned = with(data, factor(spd.binned, levels = rev(levels(spd.binned))))
spd.colors = rev(spd.colors)
}
# create the plot ----
p.windrose <- ggplot(data = data,
aes(x = dir.binned,
fill = spd.binned)) +
geom_bar(width = 1,color="black", size=0.07, alpha=0.5) +
scale_x_discrete(drop = FALSE,
labels = waiver()) +
coord_polar(start = -((dirres/2)/360) * 2*pi) +
scale_fill_manual(name = "Wind Speed (m/s)",
values = spd.colors,
drop = FALSE) +
theme(panel.grid.major = element_line(colour = "NA"), axis.line = element_line(colour = NA), plot.background = element_rect(fill= "transparent", colour= NA), panel.background = element_rect(fill= "transparent", colour = NA))+
xlab("")+ ylab("")+ guides(fill=guide_legend(title="Direction")) + theme(plot.title = element_text(size=18, face= "bold", color = "burlywood1", vjust = -3, hjust = -0.15), axis.title.x = element_text(size= 8, color = "cornsilk1", hjust = 1.05, vjust = 1.4),
axis.text.y=element_blank(), axis.ticks.y = element_blank(), axis.text.x = element_blank(),
legend.position = "none")
# adjust axes if required
if (!is.na(countmax)){
p.windrose <- p.windrose +
ylim(c(0,countmax))
}
# print the plot
print(p.windrose)
# return the handle to the wind rose
return(p.windrose)
}
=======
require(ggplot2)
require(RColorBrewer)
plot.windrose <- function(data,
spd,
dir,
spdres = 2,
dirres = 30,
spdmin = 2,
spdmax = 20,
spdseq = NULL,
palette = "YlGnBu",
countmax = NA,
debug = 0){
# Look to see what data was passed in to the function
if (is.numeric(spd) & is.numeric(dir)){
# assume that we've been given vectors of the speed and direction vectors
data <- data.frame(spd = spd,
dir = dir)
spd = "spd"
dir = "dir"
} else if (exists("data")){
# Assume that we've been given a data frame, and the name of the speed
# and direction columns. This is the format we want for later use.
}
# Tidy up input data ----
n.in <- NROW(data)
dnu <- (is.na(data[[spd]]) | is.na(data[[dir]]))
data[[spd]][dnu] <- NA
data[[dir]][dnu] <- NA
# figure out the wind speed bins ----
if (missing(spdseq)){
spdseq <- seq(spdmin,spdmax,spdres)
} else {
if (debug >0){
cat("Using custom speed bins \n")
}
}
# get some information about the number of bins, etc.
n.spd.seq <- length(spdseq)
n.colors.in.range <- n.spd.seq - 1
# create the color map
spd.colors <- colorRampPalette(brewer.pal(min(max(3,n.colors.in.range),min(9,n.colors.in.range)),palette ))(n.colors.in.range)
if (max(data[[spd]],na.rm = TRUE) > spdmax){
spd.breaks <- c(spdseq,
max(data[[spd]],na.rm = TRUE))
spd.labels <- c(paste(c(spdseq[1:n.spd.seq-1]),
'-',
c(spdseq[2:n.spd.seq])),
paste(spdmax,
"-",
max(data[[spd]],na.rm = TRUE)))
spd.colors <- c(spd.colors, "grey50")
} else{
spd.breaks <- spdseq
spd.labels <- paste(c(spdseq[1:n.spd.seq-1]),
'-',
c(spdseq[2:n.spd.seq]))
}
data$spd.binned <- cut(x = data[[spd]],
breaks = spd.breaks,
labels = spd.labels,
ordered_result = TRUE)
# clean up the data
data. <- na.omit(data)
# figure out the wind direction bins
dir.breaks <- c(-dirres/2,
seq(dirres/2, 360-dirres/2, by = dirres),
360+dirres/2)
dir.labels <- c(paste(360-dirres/2,"-",dirres/2),
paste(seq(dirres/2, 360-3*dirres/2, by = dirres),
"-",
seq(3*dirres/2, 360-dirres/2, by = dirres)),
paste(360-dirres/2,"-",dirres/2))
# assign each wind direction to a bin
dir.binned <- cut(data[[dir]],
breaks = dir.breaks,
ordered_result = TRUE)
levels(dir.binned) <- dir.labels
data$dir.binned <- dir.binned
# Run debug if required ----
if (debug>0){
cat(dir.breaks,"\n")
cat(dir.labels,"\n")
cat(levels(dir.binned),"\n")
}
# deal with change in ordering introduced somewhere around version 2.2
if(packageVersion("ggplot2") > "2.2"){
cat("Hadley broke my code\n")
data$spd.binned = with(data, factor(spd.binned, levels = rev(levels(spd.binned))))
spd.colors = rev(spd.colors)
}
# create the plot ----
p.windrose <- ggplot(data = data,
aes(x = dir.binned,
fill = spd.binned)) +
geom_bar(width = 1,color="black", size=0.07, alpha=0.5) +
scale_x_discrete(drop = FALSE,
labels = waiver()) +
coord_polar(start = -((dirres/2)/360) * 2*pi) +
scale_fill_manual(name = "Wind Speed (m/s)",
values = spd.colors,
drop = FALSE) +
theme(panel.grid.major = element_line(colour = "NA"), axis.line = element_line(colour = NA), plot.background = element_rect(fill= "transparent", colour= NA), panel.background = element_rect(fill= "transparent", colour = NA))+
xlab("")+ ylab("")+ guides(fill=guide_legend(title="Direction")) + theme(plot.title = element_text(size=18, face= "bold", color = "burlywood1", vjust = -3, hjust = -0.15), axis.title.x = element_text(size= 8, color = "cornsilk1", hjust = 1.05, vjust = 1.4),
axis.text.y=element_blank(), axis.ticks.y = element_blank(), axis.text.x = element_blank(),
legend.position = "none")
# adjust axes if required
if (!is.na(countmax)){
p.windrose <- p.windrose +
ylim(c(0,countmax))
}
# print the plot
print(p.windrose)
# return the handle to the wind rose
return(p.windrose)
}
>>>>>>> c68470beb807859eef3e5b9bfff3b7f944981179