color_hist.c File Reference

#include <grass/gis.h>
#include <math.h>

Include dependency graph for color_hist.c:

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Functions
int	G_make_histogram_eq_colors (struct Colors *colors, struct Cell_stats *statf)
	make histogram-stretched grey colors More...
int	G_make_histogram_log_colors (struct Colors *colors, struct Cell_stats *statf, int min, int max)

Function Documentation

int G_make_histogram_eq_colors	(	struct Colors *	colors,
		struct Cell_stats *	statf
	)

make histogram-stretched grey colors

Generates a histogram contrast-stretched grey scale color table that goes from the ,histogram information in the Cell_stats structure s. (See Raster_Histograms).

Parameters

colors
s

Returns

int

Definition at line 42 of file color_hist.c.

References cat, count, first, G_add_color_rule(), G_init_colors(), G_next_cell_stat(), G_rewind_cell_stats(), G_set_null_value_color(), and G_str_to_color().

int G_make_histogram_log_colors	(	struct Colors *	colors,
		struct Cell_stats *	statf,
		int	min,
		int	max
	)

Definition at line 102 of file color_hist.c.

References cat, count, first, G_add_color_rule(), G_init_colors(), G_next_cell_stat(), G_rewind_cell_stats(), G_set_null_value_color(), G_str_to_color(), int, and wxnviz::log.