colors.h
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#pragma once
#include <pcl/pcl_macros.h>
#include <pcl/point_types.h>
namespace pcl
{
PCL_EXPORTS RGB
getRandomColor (double min = 0.2, double max = 2.8);
enum ColorLUTName
{
/** Color lookup table consisting of 256 colors structured in a maximally
* discontinuous manner. Generated using the method of Glasbey et al.
* (see https://github.com/taketwo/glasbey) */
LUT_GLASBEY,
/** A perceptually uniform colormap created by Stéfan van der Walt and
* Nathaniel Smith for the Python matplotlib library.
* (see https://youtu.be/xAoljeRJ3lU for background and overview) */
LUT_VIRIDIS,
};
template <ColorLUTName T>
class ColorLUT
{
public:
/** Get a color from the lookup table with a given id.
*
* The id should be less than the size of the LUT (see size()). */
static RGB at (std::size_t color_id);
/** Get the number of colors in the lookup table.
*
* Note: the number of colors is different from the number of elements
* in the lookup table (each color is defined by three bytes). */
static std::size_t size ();
/** Get a raw pointer to the lookup table. */
static const unsigned char* data ();
};
using GlasbeyLUT = ColorLUT<pcl::LUT_GLASBEY>;
using ViridisLUT = ColorLUT<pcl::LUT_VIRIDIS>;
}
pcl_macros.h
Defines all the PCL and non-PCL macros used.
pcl
This file defines compatibility wrappers for low level I/O functions.
Definition: convolution.h:45
point_types.h
pcl::LUT_GLASBEY
Color lookup table consisting of 256 colors structured in a maximally discontinuous manner.
Definition: colors.h:54
pcl::ColorLUT
Definition: colors.h:62
pcl::LUT_VIRIDIS
A perceptually uniform colormap created by Stéfan van der Walt and Nathaniel Smith for the Python mat...
Definition: colors.h:58
pcl::RGB
A structure representing RGB color information.
Definition: point_types.hpp:343
pcl::ColorLUT::at
static RGB at(std::size_t color_id)
Get a color from the lookup table with a given id.
pcl::ColorLUTName
ColorLUTName
Definition: colors.h:49
pcl::ColorLUT::data
static const unsigned char * data()
Get a raw pointer to the lookup table.
pcl::getRandomColor
PCL_EXPORTS RGB getRandomColor(double min=0.2, double max=2.8)
pcl::ColorLUT::size
static std::size_t size()
Get the number of colors in the lookup table.
PCL_EXPORTS
#define PCL_EXPORTS
Definition: pcl_macros.h:253