#include <defocus/base.h>

#include <math.h>

df_color df_lerp_color(df_color a, df_color b, double t)
{
    df_color r;
    for (int i = 0; i < 4; ++i) {
        double af = (double)a.e[i];
        double bf = (double)b.e[i];
        r.e[i] = (uint8_t)floor(af + (bf - af) * t);
    }
    return r;
}