### Install viridisLite Development Version from GitHub

Source: https://sjmgarnier.github.io/viridisLite/index.html

Installs the devtools package if not already present, then installs the development version of viridisLite directly from its GitHub repository. This is useful for accessing the latest features or bug fixes.

```r
if (!require(“devtools”)) install.packages(“devtools”)
devtools::install_github(“sjmgarnier/viridisLite”)
library(viridisLite)
```

--------------------------------

### Displaying Viridis Palette with Image

Source: https://sjmgarnier.github.io/viridisLite/reference/viridis.html

Shows how to display a viridis color palette using the image function, adapted from RColorBrewer examples. This is useful for visualizing the color gradient.

```R
n = 200
image(
  1:n, 1, as.matrix(1:n),
  col = viridis(n, option = "D"),
  xlab = "viridis n", ylab = "", xaxt = "n", yaxt = "n", bty = "n"
)
```

--------------------------------

### Install and Load viridisLite from CRAN

Source: https://sjmgarnier.github.io/viridisLite/index.html

Installs the viridisLite package from CRAN and loads it into the R session. This is the standard method for installing packages from the Comprehensive R Archive Network.

```r
install.packages("viridisLite")
library(viridisLite)
```

--------------------------------

### plasma()

Source: https://sjmgarnier.github.io/viridisLite/reference/index.html

Generates the plasma color palette.

```APIDOC
## plasma()

### Description
Generates the plasma color palette.

### Method
Function Call

### Parameters
None explicitly documented.

### Response
Returns a color palette.
```

--------------------------------

### turbo()

Source: https://sjmgarnier.github.io/viridisLite/reference/index.html

Generates the turbo color palette.

```APIDOC
## turbo()

### Description
Generates the turbo color palette.

### Method
Function Call

### Parameters
None explicitly documented.

### Response
Returns a color palette.
```

--------------------------------

### inferno()

Source: https://sjmgarnier.github.io/viridisLite/reference/index.html

Generates the inferno color palette.

```APIDOC
## inferno()

### Description
Generates the inferno color palette.

### Method
Function Call

### Parameters
None explicitly documented.

### Response
Returns a color palette.
```

--------------------------------

### mako()

Source: https://sjmgarnier.github.io/viridisLite/reference/index.html

Generates the mako color palette.

```APIDOC
## mako()

### Description
Generates the mako color palette.

### Method
Function Call

### Parameters
None explicitly documented.

### Response
Returns a color palette.
```

--------------------------------

### magma()

Source: https://sjmgarnier.github.io/viridisLite/reference/index.html

Generates the magma color palette.

```APIDOC
## magma()

### Description
Generates the magma color palette.

### Method
Function Call

### Parameters
None explicitly documented.

### Response
Returns a color palette.
```

--------------------------------

### cividis()

Source: https://sjmgarnier.github.io/viridisLite/reference/index.html

Generates the cividis color palette.

```APIDOC
## cividis()

### Description
Generates the cividis color palette.

### Method
Function Call

### Parameters
None explicitly documented.

### Response
Returns a color palette.
```

--------------------------------

### rocket()

Source: https://sjmgarnier.github.io/viridisLite/reference/index.html

Generates the rocket color palette.

```APIDOC
## rocket()

### Description
Generates the rocket color palette.

### Method
Function Call

### Parameters
None explicitly documented.

### Response
Returns a color palette.
```

--------------------------------

### viridis()

Source: https://sjmgarnier.github.io/viridisLite/reference/index.html

Generates the Viridis color palette.

```APIDOC
## viridis()

### Description
Generates the Viridis color palette.

### Method
Function Call

### Parameters
None explicitly documented.

### Response
Returns a color palette.
```

--------------------------------

### ggplot2 Integration with Viridis Palette

Source: https://sjmgarnier.github.io/viridisLite/reference/viridis.html

Demonstrates how to use the viridis color palette with ggplot2 for creating visualizations. Requires the ggplot2 and hexbin packages.

```R
library(ggplot2)
library(hexbin)

dat <- data.frame(x = rnorm(10000), y = rnorm(10000))

ggplot(dat, aes(x = x, y = y)) +
  geom_hex() + coord_fixed() +
  scale_fill_gradientn(colours = viridis(256, option = "D"))
```

--------------------------------

### viridisMap()

Source: https://sjmgarnier.github.io/viridisLite/reference/index.html

Provides access to the Viridis color map data.

```APIDOC
## viridisMap()

### Description
Provides access to the Viridis color map data.

### Method
Function Call

### Parameters
None explicitly documented.

### Response
Returns color map data.
```

--------------------------------

### cividis

Source: https://sjmgarnier.github.io/viridisLite/reference/viridis.html

Convenience function for the cividis color map.

```APIDOC
## cividis(n, alpha = 1, begin = 0, end = 1, direction = 1)

### Description
Convenience function for the "cividis" color map option.

### Arguments
- **n** (integer) - The number of colors (>=1) to be in the palette.
- **alpha** (numeric) - The alpha transparency, a number in [0,1].
- **begin** (numeric) - The (corrected) hue in [0,1] at which the color map begins.
- **end** (numeric) - The (corrected) hue in [0,1] at which the color map ends.
- **direction** (numeric) - Sets the order of colors in the scale. If 1 (default), colors are ordered from darkest to lightest. If -1, the order of colors is reversed.

### Value
Returns a character vector of color hex codes.
```

--------------------------------

### turbo

Source: https://sjmgarnier.github.io/viridisLite/reference/viridis.html

Convenience function for the turbo color map.

```APIDOC
## turbo(n, alpha = 1, begin = 0, end = 1, direction = 1)

### Description
Convenience function for the "turbo" color map option.

### Arguments
- **n** (integer) - The number of colors (>=1) to be in the palette.
- **alpha** (numeric) - The alpha transparency, a number in [0,1].
- **begin** (numeric) - The (corrected) hue in [0,1] at which the color map begins.
- **end** (numeric) - The (corrected) hue in [0,1] at which the color map ends.
- **direction** (numeric) - Sets the order of colors in the scale. If 1 (default), colors are ordered from darkest to lightest. If -1, the order of colors is reversed.

### Value
Returns a character vector of color hex codes.
```

--------------------------------

### plasma

Source: https://sjmgarnier.github.io/viridisLite/reference/viridis.html

Convenience function for the plasma color map.

```APIDOC
## plasma(n, alpha = 1, begin = 0, end = 1, direction = 1)

### Description
Convenience function for the "plasma" color map option.

### Arguments
- **n** (integer) - The number of colors (>=1) to be in the palette.
- **alpha** (numeric) - The alpha transparency, a number in [0,1].
- **begin** (numeric) - The (corrected) hue in [0,1] at which the color map begins.
- **end** (numeric) - The (corrected) hue in [0,1] at which the color map ends.
- **direction** (numeric) - Sets the order of colors in the scale. If 1 (default), colors are ordered from darkest to lightest. If -1, the order of colors is reversed.

### Value
Returns a character vector of color hex codes.
```

--------------------------------

### magma

Source: https://sjmgarnier.github.io/viridisLite/reference/viridis.html

Convenience function for the magma color map.

```APIDOC
## magma(n, alpha = 1, begin = 0, end = 1, direction = 1)

### Description
Convenience function for the "magma" color map option.

### Arguments
- **n** (integer) - The number of colors (>=1) to be in the palette.
- **alpha** (numeric) - The alpha transparency, a number in [0,1].
- **begin** (numeric) - The (corrected) hue in [0,1] at which the color map begins.
- **end** (numeric) - The (corrected) hue in [0,1] at which the color map ends.
- **direction** (numeric) - Sets the order of colors in the scale. If 1 (default), colors are ordered from darkest to lightest. If -1, the order of colors is reversed.

### Value
Returns a character vector of color hex codes.
```

--------------------------------

### inferno

Source: https://sjmgarnier.github.io/viridisLite/reference/viridis.html

Convenience function for the inferno color map.

```APIDOC
## inferno(n, alpha = 1, begin = 0, end = 1, direction = 1)

### Description
Convenience function for the "inferno" color map option.

### Arguments
- **n** (integer) - The number of colors (>=1) to be in the palette.
- **alpha** (numeric) - The alpha transparency, a number in [0,1].
- **begin** (numeric) - The (corrected) hue in [0,1] at which the color map begins.
- **end** (numeric) - The (corrected) hue in [0,1] at which the color map ends.
- **direction** (numeric) - Sets the order of colors in the scale. If 1 (default), colors are ordered from darkest to lightest. If -1, the order of colors is reversed.

### Value
Returns a character vector of color hex codes.
```

--------------------------------

### Generate Viridis Color Palette

Source: https://sjmgarnier.github.io/viridisLite/reference/viridis.html

Generates a vector of n equally spaced colors along the selected color map. Use option="D" for the default viridis palette.

```R
viridis(n, alpha = 1, begin = 0, end = 1, direction = 1, option = "D")
```

```R
viridisMap(n = 256, alpha = 1, begin = 0, end = 1, direction = 1, option = "D")
```

```R
magma(n, alpha = 1, begin = 0, end = 1, direction = 1)
```

```R
inferno(n, alpha = 1, begin = 0, end = 1, direction = 1)
```

```R
plasma(n, alpha = 1, begin = 0, end = 1, direction = 1)
```

```R
cividis(n, alpha = 1, begin = 0, end = 1, direction = 1)
```

```R
rocket(n, alpha = 1, begin = 0, end = 1, direction = 1)
```

```R
mako(n, alpha = 1, begin = 0, end = 1, direction = 1)
```

```R
turbo(n, alpha = 1, begin = 0, end = 1, direction = 1)
```

--------------------------------

### viridis

Source: https://sjmgarnier.github.io/viridisLite/reference/viridis.html

Creates a vector of n equally spaced colors along the viridis color map. Supports various options for color map selection and customization.

```APIDOC
## viridis(n, alpha = 1, begin = 0, end = 1, direction = 1, option = "D")

### Description
Creates a vector of `n` equally spaced colors along the selected color map.

### Arguments
- **n** (integer) - The number of colors (>=1) to be in the palette.
- **alpha** (numeric) - The alpha transparency, a number in [0,1].
- **begin** (numeric) - The (corrected) hue in [0,1] at which the color map begins.
- **end** (numeric) - The (corrected) hue in [0,1] at which the color map ends.
- **direction** (numeric) - Sets the order of colors in the scale. If 1 (default), colors are ordered from darkest to lightest. If -1, the order of colors is reversed.
- **option** (character) - A character string indicating the color map option to use. Options include "magma" ("A"), "inferno" ("B"), "plasma" ("C"), "viridis" ("D"), "cividis" ("E"), "rocket" ("F"), "mako" ("G"), "turbo" ("H").

### Value
Returns a character vector of color hex codes.
```

--------------------------------

### viridisMap

Source: https://sjmgarnier.github.io/viridisLite/reference/viridis.html

Generates a data frame containing the RGBA channels for n equally spaced colors along the selected color map.

```APIDOC
## viridisMap(n = 256, alpha = 1, begin = 0, end = 1, direction = 1, option = "D")

### Description
Generates a data frame containing the red (R), green (G), blue (B) and alpha (alpha) channels of `n` equally spaced colors along the selected color map.

### Arguments
- **n** (integer) - The number of colors (>=1) to be in the palette. Defaults to 256.
- **alpha** (numeric) - The alpha transparency, a number in [0,1].
- **begin** (numeric) - The (corrected) hue in [0,1] at which the color map begins.
- **end** (numeric) - The (corrected) hue in [0,1] at which the color map ends.
- **direction** (numeric) - Sets the order of colors in the scale. If 1 (default), colors are ordered from darkest to lightest. If -1, the order of colors is reversed.
- **option** (character) - A character string indicating the color map option to use. Options include "magma" ("A"), "inferno" ("B"), "plasma" ("C"), "viridis" ("D"), "cividis" ("E"), "rocket" ("F"), "mako" ("G"), "turbo" ("H").

### Value
Returns a `n` lines data frame containing the red (R), green (G), blue (B) and alpha (alpha) channels of `n` equally spaced colors along the selected color map.
```

--------------------------------

### BibTeX Citation for viridisLite

Source: https://sjmgarnier.github.io/viridisLite/authors.html

Use this BibTeX entry to cite the viridisLite package in academic work. It includes author names, year, title, version, and relevant URLs/DOIs.

```bibtex
@Manual{
  title = {{viridis(Lite)} - Colorblind-Friendly Color Maps for R},
  author = {{Garnier} and {Simon} and {Ross} and {Noam} and {Rudis} and {Robert} and {Camargo} and Antônio Pedro and {Sciaini} and {Marco} and {Scherer} and {Cédric}},
  year = {2023},
  note = {viridisLite package version 0.4.2},
  url = {https://sjmgarnier.github.io/viridis/},
  doi = {10.5281/zenodo.4678326},
}
```

--------------------------------

### mako

Source: https://sjmgarnier.github.io/viridisLite/reference/viridis.html

Convenience function for the mako color map.

```APIDOC
## mako(n, alpha = 1, begin = 0, end = 1, direction = 1)

### Description
Convenience function for the "mako" color map option.

### Arguments
- **n** (integer) - The number of colors (>=1) to be in the palette.
- **alpha** (numeric) - The alpha transparency, a number in [0,1].
- **begin** (numeric) - The (corrected) hue in [0,1] at which the color map begins.
- **end** (numeric) - The (corrected) hue in [0,1] at which the color map ends.
- **direction** (numeric) - Sets the order of colors in the scale. If 1 (default), colors are ordered from darkest to lightest. If -1, the order of colors is reversed.

### Value
Returns a character vector of color hex codes.
```

--------------------------------

### rocket

Source: https://sjmgarnier.github.io/viridisLite/reference/viridis.html

Convenience function for the rocket color map.

```APIDOC
## rocket(n, alpha = 1, begin = 0, end = 1, direction = 1)

### Description
Convenience function for the "rocket" color map option.

### Arguments
- **n** (integer) - The number of colors (>=1) to be in the palette.
- **alpha** (numeric) - The alpha transparency, a number in [0,1].
- **begin** (numeric) - The (corrected) hue in [0,1] at which the color map begins.
- **end** (numeric) - The (corrected) hue in [0,1] at which the color map ends.
- **direction** (numeric) - Sets the order of colors in the scale. If 1 (default), colors are ordered from darkest to lightest. If -1, the order of colors is reversed.

### Value
Returns a character vector of color hex codes.
```

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