[chronojump] Power added to F/V single session analysis
- From: Xavier Padullés <xpadulles src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [chronojump] Power added to F/V single session analysis
- Date: Fri, 5 Jan 2018 16:52:49 +0000 (UTC)
commit e9a2d6a527b80cf530ef51faaaa1259f05965338
Author: Xavier Padullés <x padulles gmail com>
Date: Fri Jan 5 17:50:45 2018 +0100
Power added to F/V single session analysis
encoder/graph.R | 74 ++++++++++++++++++++++++++++++++----------------------
1 files changed, 44 insertions(+), 30 deletions(-)
---
diff --git a/encoder/graph.R b/encoder/graph.R
index a57aa52..5443ac4 100644
--- a/encoder/graph.R
+++ b/encoder/graph.R
@@ -1800,11 +1800,11 @@ paintCrossVariables <- function (paf, varX, varY, option,
if(varX == "Speed" && varY == "Force")
{
fit = lm(y ~ x)
- x.intercept = -coef(fit)[[1]] / coef(fit)[[2]]
- y.intercept = coef(fit)[[1]]
-
+ V0 = -coef(fit)[[1]] / coef(fit)[[2]]
+ F0 = coef(fit)[[1]]
+ par(mar=c(5,4,4,6))
plot(x,y,
- xlim=c(0, max(x,x.intercept)), ylim=c(0,
max(y,y.intercept)),
+ xlim=c(0, max(x,V0)), ylim=c(0, max(y,F0)),
xlab=varXut, ylab="", pch=pchVector,
col=colBalls,bg=bgBalls,cex=cexBalls,axes=F)
#don't plot box because it's not nice with 0,0 axis
@@ -1817,10 +1817,10 @@ paintCrossVariables <- function (paf, varX, varY, option,
abline(h=0)
abline(v=0)
#draw points and mtext
- points(x.intercept,0,col="red")
- points(0,y.intercept,col="red")
- text(x=x.intercept, y=0, paste(round(x.intercept,2),
"\n\n\n", sep=""), col="red", cex=.8, adj=0.5)
- text(x=0, y=y.intercept, paste(" ", round(y.intercept,2),
sep=""), col="red", cex=.8, adj=0)
+ points(V0,0,col="darkgreen")
+ points(0,F0,col="blue")
+ text(x=V0, y=0, paste("V0=", round(V0,2), "m/s", sep=""),
col="darkgreen", pos = 1)
+ text(x=0, y=F0, paste("F0=", round(F0,2), "N", sep=""),
col="blue", pos = 4)
} else {
plot(x,y, xlab=varXut, ylab="", pch=pchVector,
col=colBalls,bg=bgBalls,cex=cexBalls,axes=F)
}
@@ -1828,6 +1828,23 @@ paintCrossVariables <- function (paf, varX, varY, option,
paintCrossVariablesLaterality(x, y, laterality, colBalls)
fitLine(x,y, "black", 1, 1)
+
+ #Draw the power parabole
+ if(varX == "Speed" && varY == "Force")
+ {
+ xpower = seq(0, V0, by = V0 / 100)
+ #ypower = 4 * xpower * (coef(fit)[2]*xpower + coef(fit)[1])
/ V0
+ ypower = xpower * (coef(fit)[2]*xpower + coef(fit)[1])
+ #lines(xpower,ypower)
+ par(new=T, mar=c(5,4,4,6))
+ plot(xpower,ypower, type="l", axes=F, col = "red", xlab="",
ylab="")
+ axis(4)
+ mtext(side = 4, line = 3, "Power(W)", col = "red")
+ mtext(side = 4, line = 4, "¹Maximum mean power using the F-V
profile")
+ points(x = V0 / 2, y = V0 * F0 / 4, col = "red")
+ text(x = V0 / 2, y = V0 * F0 / 4, labels = paste("Pmax =
",round(F0 * V0 / 4, digits = 2),"W¹", sep =""), pos = 3, col = "red")
+
+ }
}
}
}
@@ -1895,7 +1912,7 @@ paintCrossVariables <- function (paf, varX, varY, option,
uniqueColors=topo.colors(length(unique(seriesName)))
#in x axis move a little every series to right in order to compare
- #seqX = seq(0,length(unique(seriesName))-1,by=1)-(length(unique(seriesName))-1)/2
+ seqX = seq(0,length(unique(seriesName))-1,by=1)-(length(unique(seriesName))-1)/2
maxy <- max(y)
miny <- min(y)
@@ -1909,12 +1926,10 @@ paintCrossVariables <- function (paf, varX, varY, option,
colBalls[thisSerie] = uniqueColors[i]
-
- #Disabled since 1.7.1-233 because x axis is shown and alter it for graphical purposes
produces confusing results
- #if(! dateAsX) {
- # #in x axis move a little every series to right in order to compare
- # x[thisSerie] = x[thisSerie] + (seqX[i]/5)
- #}
+ if(! dateAsX) {
+ #in x axis move a little every series to right in order to compare
+ x[thisSerie] = x[thisSerie] + (seqX[i]/5)
+ }
#find min/max Y on power
if(varY == "Power" && length(unique(x[thisSerie])) >= 3 && ! dateAsX) {
@@ -1926,12 +1941,12 @@ paintCrossVariables <- function (paf, varX, varY, option,
miny <- min(y1)
} else if(varX == "Speed" && varY == "Force"){
fit = lm(y[thisSerie] ~ x[thisSerie])
- x.intercept = -coef(fit)[[1]] / coef(fit)[[2]]
- y.intercept = coef(fit)[[1]]
- if (y.intercept > maxy)
- maxy = y.intercept
- if (x.intercept > maxx)
- maxx = x.intercept
+ V0 = -coef(fit)[[1]] / coef(fit)[[2]]
+ F0 = coef(fit)[[1]]
+ if (F0 > maxy)
+ maxy = F0
+ if (V0 > maxx)
+ maxx = V0
miny = 0
minx = 0
}
@@ -1954,19 +1969,16 @@ paintCrossVariables <- function (paf, varX, varY, option,
}
else if(varX == "Speed" && varY == "Force") {
fit = lm(y[thisSerie] ~ x[thisSerie])
- x.intercept = -coef(fit)[[1]] / coef(fit)[[2]]
- y.intercept = coef(fit)[[1]]
+ V0 = -coef(fit)[[1]] / coef(fit)[[2]]
+ F0 = coef(fit)[[1]]
#draw points and mtext
- points(x.intercept,0, col = uniqueColors[i])
- points(0,y.intercept, col = uniqueColors[i])
- text(x=x.intercept, y=0, paste(round(x.intercept,2), "\n\n\n",
sep=""), col = uniqueColors[i], cex=.8, adj=0.5)
- text(x=0, y=y.intercept, paste(" ", round(y.intercept,2), sep=""),
col = uniqueColors[i], cex=.8, adj=0)
+ points(V0,0, col = uniqueColors[i])
+ points(0,F0, col = uniqueColors[i])
+ text(x=V0, y=0, paste(round(V0,2), "\n\n\n", sep=""), col =
uniqueColors[i], cex=.8, adj=0.5)
+ text(x=0, y=F0, paste(" ", round(F0,2), sep=""), col =
uniqueColors[i], cex=.8, adj=0)
#force x and y axis to start at 0
axis(1,pos=0)
axis(2,pos=0)
- #draw ablines to arrive to the fitLine values
- #abline(h=0)
- #abline(v=0)
fitLine(x[thisSerie],y[thisSerie], uniqueColors[i], 2, 1)
doBox = FALSE
} else
@@ -3252,6 +3264,8 @@ doProcess <- function(options)
)
}
else if(op$Analysis == "cross") {
+ print("printing PAF")
+ print(paf)
mySeries = "1"
myDateTime = NULL
if(! singleFile) {
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