>From g_vslider.c:

    if(x->x_lin0_log1)
        out = x->x_min*exp(x->x_k*(double)(x->x_val)*0.01);


Where x->x_k is:
        log(x->x_max/x->x_min)/(double)(x->x_gui.x_h - 1);


And x->x_gui.x_h is the height of the slider

-Jonathan




On Thursday, March 6, 2014 7:37 PM, Alexandre Torres Porres <por...@gmail.com> 
wrote:
 
hi folks, out of curiosity, what's the exact log function used in the slider? 
I'd like to emulate it.

cheers
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