colour_utils.hpp File Reference

#include <Eigen/Dense>
#include <cstdint>
#include <vector>
#include "impl/colour_utils_impl.hpp"

Go to the source code of this file.

Namespaces
	se
	Helper wrapper to allocate and de-allocate octants in the octree.
	se::colours

Functions
static uint32_t	se::pack_rgba (const uint8_t r, const uint8_t g, const uint8_t b, const uint8_t a)
	Pack the individual RGBA channels into a single 32-bit unsigned integer. More...
static uint32_t	se::pack_rgba (const Eigen::Vector4f &color)
	Pack a color stored in an Eigen vector into a single 32-bit unsigned integer. More...
static uint32_t	se::pack_rgba (const Eigen::Vector3f &color)
	Pack a color stored in an Eigen vector into a single 32-bit unsigned integer. More...
static uint32_t	se::pack_rgba (const Eigen::Vector4i &color)
	Pack a color stored in an Eigen vector into a single 32-bit unsigned integer. More...
static uint32_t	se::pack_rgba (const Eigen::Vector3i &color)
	Pack a color stored in an Eigen vector into a single 32-bit unsigned integer. More...
static uint8_t	se::r_from_rgba (const uint32_t rgba)
	Get the value of the red channel from a 32-bit packed RGBA value. More...
static uint8_t	se::g_from_rgba (const uint32_t rgba)
	Get the value of the green channel from a 32-bit packed RGBA value. More...
static uint8_t	se::b_from_rgba (const uint32_t rgba)
	Get the value of the blue channel from a 32-bit packed RGBA value. More...
static uint8_t	se::a_from_rgba (const uint32_t rgba)
	Get the value of the alpha channel from a 32-bit packed RGBA value. More...
static uint32_t	se::blend (const uint32_t rgba_1, const uint32_t rgba_2, const float alpha)
	Blend two RGBA colors based on the value of the blending parameter alpha. More...
static void	se::rgb_to_rgba (const uint8_t *rgb, uint32_t *rgba, size_t num_pixels)
static void	se::rgba_to_rgb (const uint32_t *rgba, uint8_t *rgb, size_t num_pixels)
void	se::depth_to_rgba (uint32_t *depth_RGBA_image_data, const float *depth_image_data, const Eigen::Vector2i &depth_image_res, const float min_depth, const float max_depth)
	Convert a depth image to an RGBA image to allow visualizing it. More...

Variables
static const std::vector< Eigen::Vector3f, Eigen::aligned_allocator< Eigen::Vector3f > >	se::colours::scale
	The colours used for the various integration scales. More...