protected void recalcOutFreq() {
if (inRate == 0f) return;
double omegaIn, omegaOut, warp;
ParamField ggOutFreq;
omegaIn = pr.para[PR_INFREQ].val / inRate * Constants.PI2;
warp = Math.max(-0.98, Math.min(0.98, pr.para[PR_WARP].val / 100)); // DAFx2000 'b'
omegaOut = omegaIn + 2 * Math.atan2(warp * Math.sin(omegaIn), 1.0 - warp * Math.cos(omegaIn));
ggOutFreq = (ParamField) gui.getItemObj(GG_OUTFREQ);
if (ggOutFreq != null) {
ggOutFreq.setParam(new Param(omegaOut / Constants.PI2 * inRate, Param.ABS_HZ));
}
}
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));
}
}