Point Cloud Library (PCL)  1.11.1-dev
colors.h
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37 
38 #pragma once
39 
40 #include <pcl/pcl_macros.h>
41 #include <pcl/point_types.h>
42 
43 namespace pcl
44 {
45 
46  PCL_EXPORTS RGB
47  getRandomColor (double min = 0.2, double max = 2.8);
48 
50  {
51  /** Color lookup table consisting of 256 colors structured in a maximally
52  * discontinuous manner. Generated using the method of Glasbey et al.
53  * (see https://github.com/taketwo/glasbey) */
55  /** A perceptually uniform colormap created by Stéfan van der Walt and
56  * Nathaniel Smith for the Python matplotlib library.
57  * (see https://youtu.be/xAoljeRJ3lU for background and overview) */
59  };
60 
61  template <ColorLUTName T>
62  class ColorLUT
63  {
64 
65  public:
66 
67  /** Get a color from the lookup table with a given id.
68  *
69  * The id should be less than the size of the LUT (see size()). */
70  static RGB at (std::size_t color_id);
71 
72  /** Get the number of colors in the lookup table.
73  *
74  * Note: the number of colors is different from the number of elements
75  * in the lookup table (each color is defined by three bytes). */
76  static std::size_t size ();
77 
78  /** Get a raw pointer to the lookup table. */
79  static const unsigned char* data ();
80 
81  };
82 
85 
86 }
pcl_macros.h
Defines all the PCL and non-PCL macros used.
pcl
Definition: convolution.h:46
point_types.h
pcl::LUT_GLASBEY
@ 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
@ 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:345
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:337