gradient.cpp File Reference

Namespaces
namespace	hmap

Functions
void	hmap::compute_gradient (const Array &array, Array &dx, Array &dy, float x_coeff[3], float y_coeff[3], float normalize_factor)
Array	hmap::compute_gradient_norm (const Array &array, float x_coeff[3], float y_coeff[3], float normalize_factor, Array *p_dx=nullptr, Array *p_dy=nullptr)
Array	hmap::gradient_angle (const Array &array, bool downward=false)
	Compute the polar angle of the gradient of a 2D array.
Array	hmap::gradient_norm (const Array &array, Array *p_dx=nullptr, Array *p_dy=nullptr)
	Compute the gradient norm of a 2D array.
Array	hmap::gradient_norm_prewitt (const Array &array, Array *p_dx=nullptr, Array *p_dy=nullptr)
	Compute the gradient norm of a 2D array using the Prewitt filter.
Array	hmap::gradient_norm_sobel (const Array &array, Array *p_dx=nullptr, Array *p_dy=nullptr)
	Compute the gradient norm of a 2D array using the Sobel filter.
Array	hmap::gradient_norm_scharr (const Array &array, Array *p_dx=nullptr, Array *p_dy=nullptr)
	Compute the gradient norm of a 2D array using the Scharr filter.
Array	hmap::gradient_x (const Array &array)
	Compute the gradient in the x-direction of a 2D array.
void	hmap::gradient_x (const Array &array, Array &dx)
	Compute the gradient in the x-direction of a 2D array and store it.
Array	hmap::gradient_y (const Array &array)
	Compute the gradient in the y-direction of a 2D array.
void	hmap::gradient_y (const Array &array, Array &dy)
	Compute the gradient in the y-direction of a 2D array and store it.
Array	hmap::gradient_talus (const Array &array)
	Compute the gradient talus slope of a 2D array.
void	hmap::gradient_talus (const Array &array, Array &talus)
	Compute the gradient talus slope and store it in the provided array.
Array	hmap::laplacian (const Array &array)
	Compute the Laplacian of a 2D array.