protected void recalcWarpAmount() {
if (inRate == 0f) return;
double omegaIn, omegaOut, warp, d1;
ParamField ggWarp;
omegaIn = pr.para[PR_INFREQ].val / inRate * Constants.PI2;
omegaOut = pr.para[PR_OUTFREQ].val / inRate * Constants.PI2;
d1 = Math.tan((omegaOut - omegaIn) / 2);
warp =
Math.max(
-0.98,
Math.min(0.98, d1 / (Math.sin(omegaIn) + Math.cos(omegaIn) * d1))); // DAFx2000 'b'
ggWarp = (ParamField) gui.getItemObj(GG_WARP);
if (ggWarp != null) {
ggWarp.setParam(new Param(warp * 100, Param.FACTOR));
}
}
