arcade limits

2022-02-03 02:30:21 -05:00 · 2022-02-03 02:30:21 -05:00 · 35e39d2c32
parent 5086bc1097
commit 35e39d2c32
1 changed files with 2 additions and 0 deletions
--- a/src/engine/platform/arcade.cpp
+++ b/src/engine/platform/arcade.cpp
@ -350,6 +350,8 @@ void DivPlatformArcade::tick() {
  for (int i=0; i<8; i++) {
    if (chan[i].freqChanged) {
      chan[i].freq=chan[i].baseFreq+(chan[i].pitch>>1)-64;
+      if (chan[i].freq<0) chan[i].freq=0;
+      if (chan[i].freq>=(95<<6)) chan[i].freq=(95<<6)-1;
      immWrite(i+0x28,hScale(chan[i].freq>>6));
      immWrite(i+0x30,chan[i].freq<<2);
      chan[i].freqChanged=false;