colorize.hpp File Reference

Header file for functions related to applying colorization and hillshading. More...

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Namespaces
namespace	hmap

Functions
void	hmap::apply_hillshade (Tensor &img, const Array &array, float vmin=0.f, float vmax=1.f, float exponent=1.f)
	Apply hillshading to a Tensor image.
void	hmap::apply_hillshade (std::vector< uint8_t > &img, const Array &array, float vmin=0.f, float vmax=1.f, float exponent=1.f, bool is_img_rgba=false)
	Apply hillshading to an 8-bit image.
Tensor	hmap::colorize (const Array &array, float vmin, float vmax, int cmap, bool hillshading, bool reverse=false, const Array *p_noise=nullptr)
	Apply colorization to an array.
Tensor	hmap::colorize_grayscale (const Array &array)
	Convert an array to a grayscale image.
Tensor	hmap::colorize_histogram (const Array &array)
	Convert an array to a histogram-based grayscale image.
Tensor	hmap::colorize_slope_height_heatmap (const Array &array, int cmap)
	Colorizes a slope height heatmap based on the gradient norms of a given array.
Tensor	hmap::colorize_vec2 (const Array &array1, const Array &array2)
	Combine two arrays into a colored image.

Detailed Description

Header file for functions related to applying colorization and hillshading.

Author

Otto Link (otto..nosp@m.link.nosp@m..bv@g.nosp@m.mail.nosp@m..com)

This file contains the declarations of functions that are used to apply colorization and hillshading effects to images and arrays. The functions allow for creating grayscale, histogram-based, and colored images from elevation data and other input arrays.

Copyright

Copyright (c) 2023 Otto Link