joachim/openwebrx-clone
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Merge branch 'master' of https://github.com/tejeez/openwebrx

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Tatu Peltola
2016-10-22 21:30:54 +03:00
parent 875b1a5384 e3a51a45f3
commit 4f01756006
4 changed files with 19 additions and 9 deletions
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6
htdocs/openwebrx.js
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@ -1018,7 +1018,7 @@ function canvas_mousewheel(evt)
zoom_max_level_hps=33; //Hz/pixel
zoom_levels_count=5;
zoom_levels_count=14;
function get_zoom_coeff_from_hps(hps)
{
@ -1040,8 +1040,10 @@ function mkzoomlevels()
zoom_levels=[1];
maxc=get_zoom_coeff_from_hps(zoom_max_level_hps);
if(maxc<1) return;
// logarithmic interpolation
zoom_ratio = Math.pow(maxc, 1/zoom_levels_count);
for(i=1;i<zoom_levels_count;i++)
zoom_levels.push(1+(maxc-1)*(i/(zoom_levels_count-1)));
zoom_levels.push(Math.pow(zoom_ratio, i));
}
function zoom_step(out, where, onscreen)