shithub: sf2mid

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Clamp region initial attenuation to legal values
Related to #46

--- a/tsf.h

+++ b/tsf.h

@@ -693,6 +693,8 @@

 								if (zoneRegion.pan < -0.5f) zoneRegion.pan = -0.5f;

 								else if (zoneRegion.pan > 0.5f) zoneRegion.pan = 0.5f;

 								if (zoneRegion.initialFilterQ < 1500 || zoneRegion.initialFilterQ > 13500) zoneRegion.initialFilterQ = 0;

+								if (zoneRegion.attenuation < 0) zoneRegion.attenuation = 0;

+								else if (zoneRegion.attenuation > 1440) zoneRegion.attenuation = 1440;

 								pshdr = &hydra->shdrs[pigen->genAmount.wordAmount];

 								zoneRegion.offset += pshdr->start;