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#ifndef _FLOWVIS_H
#define _FLOWVIS_H

void flowvis_set_render(int render_flowvi);
int flowvi_get_render(void);

void flowvi_set_num_colors(int num_colors);
int flowvi_get_num_colors(void);

void flowvi_set_colormap(int colormap);
int flowvi_get_colormap(void);

void flowvis_set_alpha(float alpha);
float flowvis_get_alpha(void);

void flowvis_set_frame(fftw_real *frame);
fftw_real *flowvis_get_frame(void);


struct color4f flowvis_get_color(float value);

#endif