First commit

.Rbuildignore

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+^renv$
+^renv\.lock$
+^.*\.Rproj$
+^\.Rproj\.user$

.Rprofile

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+source("renv/activate.R")

.gitignore

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+.Rproj.user
+.Rhistory
+.RData
+.Ruserdata
+renv

DESCRIPTION

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+Package: trackballr
+Type: Package
+Title: What the Package Does (Title Case)
+Version: 0.1.0
+Author: Who wrote it
+Maintainer: The package maintainer <yourself@somewhere.net>
+Description: More about what it does (maybe more than one line)
+    Use four spaces when indenting paragraphs within the Description.
+License: What license is it under?
+Encoding: UTF-8
+LazyData: true

NAMESPACE

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+exportPattern("^[[:alpha:]]+")

R/augment_trackball.R

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+#' Title
+#'
+#' @param data
+#' @param x
+#' @param y
+#' @param sampling_rate
+#' @param rollmean_k
+#' @param mouse_dcpm
+#'
+#' @return
+#' @export
+#'
+#' @examples
+augment_trackball <- function(
+    data,
+    x,
+    y,
+    sampling_rate = 125,
+    rollmean_k = 30,
+    mouse_dcpm = 394
+    ) {
+  data <- data %>%
+    mutate(row = row_number(),
+           time = row / sampling_rate,
+           x = y_Right,
+           x = zoo::rollmean(x, k = rollmean_k, fill = NA),
+           y = y_Left,
+           y = zoo::rollmean(y, k = rollmean_k, fill = NA),
+           cum_x = 0,
+           cum_y = 0) %>%
+    select(!c(1:4)) %>%
+    mutate(distance = sqrt(x^2 + y^2) / mouse_dpcm,
+           v_translation = distance * sampling_rate,
+           direction = atan2(y,x),
+           rotation = if_else(abs(x) > 1 & abs(y) > 1,
+                              abs(lag(direction) - direction),
+                              0),
+           rotation = if_else(rotation > pi, 2*pi - rotation, rotation),
+           v_rotation = rotation * sampling_rate) %>%
+    mutate(
+      x = replace_na(x, 0),
+      y = replace_na(y, 0))
+  # filter(distance < 1000) # Filters away trials covering less than 1000 pixels
+  data$cum_x <- cumsum(data$x)
+  data$cum_y <- cumsum(data$y)
+  return(data)
+}

R/mode.R

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+#' Title
+#'
+#' @param x A vector of numbers
+#'
+#' @return
+#' @export
+#'
+#' @examples
+mode <- function(x){
+  which.max(tabulate(x))
+}

R/read_data.R

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+#' Title
+#'
+#' @param data
+#' @param sensor_names
+#'
+#' @return
+#' @export
+#'
+#' @examples
+read_trackball_from_rdata <- function(
+    data,
+    sensor_names = c("Left", "Right")
+){
+
+}

man/hello.Rd

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+\name{hello}
+\alias{hello}
+\title{Hello, World!}
+\usage{
+hello()
+}
+\description{
+Prints 'Hello, world!'.
+}
+\examples{
+hello()
+}

renv.lock

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+{
+  "R": {
+    "Version": "4.3.2",
+    "Repositories": [
+      {
+        "Name": "CRAN",
+        "URL": "https://packagemanager.posit.co/cran/latest"
+      }
+    ]
+  },
+  "Packages": {
+    "renv": {
+      "Package": "renv",
+      "Version": "1.0.3",
+      "Source": "Repository",
+      "Repository": "CRAN",
+      "Requirements": [
+        "utils"
+      ],
+      "Hash": "41b847654f567341725473431dd0d5ab"
+    }
+  }
+}

trackballr.Rproj

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+Version: 1.0
+
+RestoreWorkspace: Default
+SaveWorkspace: Default
+AlwaysSaveHistory: Default
+
+EnableCodeIndexing: Yes
+UseSpacesForTab: Yes
+NumSpacesForTab: 2
+Encoding: UTF-8
+
+RnwWeave: Sweave
+LaTeX: pdfLaTeX
+
+AutoAppendNewline: Yes
+StripTrailingWhitespace: Yes
+
+BuildType: Package
+PackageUseDevtools: Yes
+PackageInstallArgs: --no-multiarch --with-keep.source