#ifndef _DIVERGENCE_H
#define _DIVERGENCE_H

void divergence_set_render(int render_divergence);
int divergence_get_render(void);

void divergence_set_num_colors(int num_colors);
int divergence_get_num_colors(void);

void divergence_set_colormap(int colormap);
int divergence_get_colormap(void);

void divergence_set_alpha(float alpha);
float divergence_get_alpha(void);

void divergence_set_frame(fftw_real *frame);
fftw_real *divergence_get_frame(void);


struct color4f divergence_get_color(float value);

#endif