Import Geant4 11.3.1 source tree

2025-03-24 16:45:22 +01:00
parent 32390e802b
commit df176550b3
388 changed files with 29491 additions and 29435 deletions
@@ -102,6 +102,34 @@ void RandFlat::fireArray( const int size, double* vect,
     vect[i] = fire( lx, dx );
 }

+void RandFlat::shootBits() {
+  const double factor= 2.0*MSB; // this should fit into a double! 
+  staticFirstUnusedBit= MSB;
+  staticRandomInt= (unsigned long)(factor*shoot());  
+}
+
+int RandFlat::shootBit() {
+  if (staticFirstUnusedBit==0)
+    shootBits();
+  unsigned long temp= staticFirstUnusedBit&staticRandomInt;
+  staticFirstUnusedBit>>= 1;
+  return temp!=0;   
+}
+
+void RandFlat::shootBits(HepRandomEngine* engine) {
+  const double factor= 2.0*MSB; // this should fit into a double! 
+  staticFirstUnusedBit= MSB;
+  staticRandomInt= (unsigned long)(factor*shoot(engine));  
+}
+
+int RandFlat::shootBit(HepRandomEngine* engine) {
+  if (staticFirstUnusedBit==0)
+    shootBits(engine);
+  unsigned long temp= staticFirstUnusedBit&staticRandomInt;
+  staticFirstUnusedBit>>= 1;
+  return temp!=0;   
+}
+
 void RandFlat::saveEngineStatus ( const char filename[] ) {

  // First save the engine status just like the base class would do: