macroInt: add hasRelease variable

src/engine/macroInt.cpp

@@ -101,6 +101,7 @@ void DivMacroInt::init(DivInstrument* which) {
   macroListLen=0;
   subTick=1;
 
+  hasRelease=false;
   released=false;
 
   if (ins==NULL) return;
@@ -236,7 +237,12 @@ void DivMacroInt::init(DivInstrument* which) {
   }
 
   for (size_t i=0; i<macroListLen; i++) {
+    if (macroSource[i]!=NULL) {
       macroList[i]->prepare(*macroSource[i],e);
+      hasRelease=(macroSource[i]->rel>=0 && macroSource[i]->rel<macroSource[i]->len);
+    } else {
+      hasRelease=false;
+    }
   }
 }
 

src/engine/macroInt.h

@@ -96,6 +96,9 @@ class DivMacroInt {
         ksr() {}
     } op[4];
 
+    // state
+    bool hasRelease;
+
     /**
      * trigger macro release.
      */
@@ -149,7 +152,8 @@ class DivMacroInt {
       ex5(),
       ex6(),
       ex7(),
-      ex8() {
+      ex8(),
+      hasRelease(false) {
       memset(macroList,0,128*sizeof(void*));
       memset(macroSource,0,128*sizeof(void*));
     }