+ {
+ double mindist_trans, maxdist_trans;
+
+ spatialmin = snd_spatialization_min.value;
+ spatialdiff = snd_spatialization_max.value - spatialmin;
+
+ if(snd_spatialization_control.value)
+ {
+ spatialpower = snd_spatialization_power.value;
+
+ if(spatialpower == 0)
+ {
+ spatialmethod = SPATIAL_LOG;
+ mindist_trans = log(max(1, snd_spatialization_min_radius.value));
+ maxdist_trans = log(max(1, snd_spatialization_max_radius.value));
+ }
+ else
+ {
+ spatialmethod = SPATIAL_POW;
+ mindist_trans = pow(snd_spatialization_min_radius.value, spatialpower);
+ maxdist_trans = pow(snd_spatialization_max_radius.value, spatialpower);
+ }
+
+ if(mindist_trans - maxdist_trans == 0)
+ {
+ spatialmethod = SPATIAL_THRESH;
+ mindist_trans = snd_spatialization_min_radius.value;
+ }
+ else
+ {
+ spatialoffset = mindist_trans;
+ spatialfactor = 1 / (maxdist_trans - mindist_trans);
+ }
+ }
+ else
+ spatialmethod = SPATIAL_NONE;
+
+ }
+