Colormap Class Reference

Public Member Functions
	Colormap (std::string name)
	Create a colormap.
float	textureOffset ()
	Calculate the y-offset of the colormap in the colormap texture.
glm::vec3	operator() (float value)
	Apply the colormap.

Static Public Member Functions
static void	init ()
	Load the colormaps from resources/colormaps.png and resources/colormaps.txt.

Static Public Attributes
static ResourceManager::Image	colormaps
	All colormaps in on texture, line by line.

Constructor & Destructor Documentation

Colormap()

Colormap::Colormap

(

std::string

name

)

Create a colormap.

Parameters

name	The name of the colormap. All colormaps from matplotlib are available, for more info look into resources/colormaps.txt

Common colormaps are: hot, gray, viridis, plasma, inferno, magma, cividis...

Member Function Documentation

init()

void Colormap::init ( )

static

Load the colormaps from resources/colormaps.png and resources/colormaps.txt.

Only has to be called once, this happens automatically when the first colormap is created. 

operator()()

glm::vec3 Colormap::operator()

(

float

value

)

Apply the colormap.

Parameters

value

The value to apply the colormap to. values will be clamped to [0, 1]

Returns

The color of the value in the colormap

textureOffset()

float Colormap::textureOffset

(

)

Calculate the y-offset of the colormap in the colormap texture.

Returns

The y-offset of the colormap in the colormap texture. Range: [0, 1]

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The documentation for this class was generated from the following files:

• src/Colormap.h
• src/Colormap.cpp