static void Test2()
{
//CUDDNode a, b, c;
//CUDDVars vars;
Console.WriteLine("\nTest program for CUDD\n====================");
// initialise cudd
CUDD.InitialiseCUDD(256, 256, 262144, 0.1);
CUDDNode firstOne = CUDD.Constant(1);
Console.WriteLine("initial one: {0}", CUDD.GetReference(firstOne));
CUDDNode firstZero = CUDD.Constant(0);
Console.WriteLine("initial zero: {0}", CUDD.GetReference(firstZero));
CUDDNode x0 = CUDD.Var(0);
CUDDNode x1 = CUDD.Var(1);
Console.WriteLine("var({0}): {1}", 0, CUDD.GetReference(x0));
Console.WriteLine("var({0}): {1}", 1, CUDD.GetReference(x1));
CUDDNode andNode = CUDD.Function.And(x0, x1);
//CUDD.Ref(andNode);
Console.WriteLine("var({0}): {1}", 0, CUDD.GetReference(x0));
Console.WriteLine("var({0}): {1}", 1, CUDD.GetReference(x1));
Console.WriteLine("and node: {0}", CUDD.GetReference(andNode));
//Console.WriteLine(CUDD.GetReference(andNode));
//CUDDNode one = CUDD.Constant(1);
//Console.WriteLine("initial one: {0}", CUDD.GetReference(one));
//CUDDNode f, var, tmp;
//f = CUDD.Constant(1);
//Console.WriteLine("initial f: {0}", CUDD.GetReference(f));
//CUDD.Ref(f);
//Console.WriteLine("after ref f: {0}", CUDD.GetReference(f));
//for (int i = 3; i >= 0; i--)
//{
// Console.WriteLine();
// Console.WriteLine(i);
// var = CUDD.Var(i);
// Console.WriteLine("Before and var({0}): {1}", i, CUDD.GetReference(var));
// Console.WriteLine();
// tmp = CUDD.Function.And(CUDD.Function.Not(var), f);
// Console.WriteLine("After and var({0}): {1}", i, CUDD.GetReference(var));
// Console.WriteLine("After and f: {0}", CUDD.GetReference(f));
// Console.WriteLine("After and tmp: {0}", CUDD.GetReference(tmp));
// Console.WriteLine();
// CUDD.Ref(tmp);
// Console.WriteLine("After ref tmp: {0}", CUDD.GetReference(tmp));
// Console.WriteLine();
// CUDD.Deref(f);
// Console.WriteLine("After deref f: {0}", CUDD.GetReference(f));
// Console.WriteLine();
// f = tmp;
// Console.WriteLine("After assignment f: {0}", CUDD.GetReference(f));
// Console.WriteLine("After assignment tmp: {0}", CUDD.GetReference(tmp));
//}
//CUDDNode x0 = CUDD.Var(0);
////CUDDNode notx0 = CUDD.Function.Not(CUDD.Var(0));
////Console.WriteLine("notx0: {0}", CUDD.GetReference(notx0));
//CUDDNode x1 = CUDD.Var(1);
//CUDDNode x2 = CUDD.Var(2);
//CUDDNode x3 = CUDD.Var(3);
////CUDD.Ref(x1);
//Console.WriteLine("x0: {0}", CUDD.GetReference(x0));
//Console.WriteLine("x1: {0}", CUDD.GetReference(x1));
//Console.WriteLine("x2: {0}", CUDD.GetReference(x2));
//Console.WriteLine("x3: {0}", CUDD.GetReference(x3));
//Console.WriteLine();
//CUDDNode andNode1 = CUDD.Function.And(x0, x1);
//CUDD.Ref(andNode1);
//Console.WriteLine("x0: {0}", CUDD.GetReference(x0));
//Console.WriteLine("x1: {0}", CUDD.GetReference(x1));
//Console.WriteLine("andNode1: {0}", CUDD.GetReference(andNode1));
//Console.WriteLine();
//CUDDNode andNode2 = CUDD.Function.And(x2, x3);
//CUDD.Ref(andNode2);
////CUDD.Deref(orNode);
//Console.WriteLine("x2: {0}", CUDD.GetReference(x2));
//Console.WriteLine("x3: {0}", CUDD.GetReference(x3));
//Console.WriteLine("andNode2: {0}", CUDD.GetReference(andNode2));
//Console.WriteLine();
//CUDDNode orNode = CUDD.Function.Or(andNode2, andNode1);
//CUDD.Ref(orNode);
//CUDD.Deref(andNode1);
//CUDD.Deref(andNode2);
//Console.WriteLine("x0: {0}", CUDD.GetReference(x0));
//Console.WriteLine("x1: {0}", CUDD.GetReference(x1));
//Console.WriteLine("x2: {0}", CUDD.GetReference(x2));
//Console.WriteLine("x3: {0}", CUDD.GetReference(x3));
//Console.WriteLine("andNode1: {0}", CUDD.GetReference(andNode1));
//Console.WriteLine("andNode2: {0}", CUDD.GetReference(andNode2));
//Console.WriteLine("orNode: {0}", CUDD.GetReference(orNode));
//CUDD.Deref(orNode);
//Console.WriteLine("andNode: {0}", CUDD.GetReference(andNode));
//Console.WriteLine("orNode: {0}", CUDD.GetReference(orNode));
//Console.WriteLine("x2: {0}", CUDD.GetReference(x2));
//CUDD.Deref(orNode);
//Console.WriteLine("andNode: {0}", CUDD.GetReference(andNode));
//Console.WriteLine("orNode: {0}", CUDD.GetReference(orNode));
//Console.WriteLine("x2: {0}", CUDD.GetReference(x2));
//CUDD.Deref(orNode);
//Console.WriteLine("andNode: {0}", CUDD.GetReference(andNode));
//Console.WriteLine("orNode: {0}", CUDD.GetReference(orNode));
//Console.WriteLine("x2: {0}", CUDD.GetReference(x2));
//CUDDNode orNode = CUDD.Function.Or(x0, x1);
//Console.WriteLine("x0: {0}", CUDD.GetReference(x0));
//Console.WriteLine("x1: {0}", CUDD.GetReference(x1));
//Console.WriteLine("orNode: {0}", CUDD.GetReference(orNode));
//CUDDNode impliesNode = CUDD.Function.Implies(x0, x1);
//Console.WriteLine("x0: {0}", CUDD.GetReference(x0));
//Console.WriteLine("x1: {0}", CUDD.GetReference(x1));
//Console.WriteLine("impliesNode: {0}", CUDD.GetReference(impliesNode));
//CUDDNode f = CUDD.ZERO;
//CUDDNode var, tmp;
//CUDD.Ref(f);
//int count = 1000;
//CUDD.Var(count);
//for (int i = count; i >= 0; i--)
////for (int i = 0; i <= count; i++)
//{
// var = CUDD.Var(i);
// //if (i % 6 == 0)
// //{
// tmp = CUDD.Function.Or(var, f);
// //}
// //else
// //{
// // tmp = CUDD.Function.And(var, f);
// //}
// CUDD.Ref(tmp);
// CUDD.Deref(f);
// f = tmp;
// if (i % 1000 == 0)
// {
// Console.WriteLine("Index: {0}", i);
// Console.WriteLine("Memory: {0} Kbytes", CUDD.ReadMemoryInUse() / 1024);
// //Console.WriteLine("Number of nodes: {0}", CUDD.GetNumNodes(f));
// Console.WriteLine();
// CUDD.Debug.DebugCheck();
// }
//}
//CUDD.Print.PrintMinterm(f);
//CUDDNode x0 = CUDD.Var(0);
//CUDDNode x1 = CUDD.Var(1);
//CUDDNode x2 = CUDD.Var(2);
//CUDDNode effect = CUDD.Function.Implies(x2, x1);
//CUDDNode frame = CUDD.Function.Implies(CUDD.Function.Not(x2), CUDD.Function.Equal(x0, x1));
//CUDDNode firstSsa = CUDD.Function.And(effect, frame);
//CUDDNode secondSsa = CUDD.Function.Equal(x1, CUDD.Function.Or(x2, x0));
//CUDD.Print.PrintMinterm(firstSsa);
//CUDD.Print.PrintMinterm(secondSsa);
//CUDDNode xor = CUDD.Function.Xor(x0, x1);
//CUDD.Ref(xor);
//CUDDNode and1 = CUDD.Function.And(x0, CUDD.Function.Not(x1));
//CUDD.Ref(and1);
//CUDDNode and2 = CUDD.Function.And(x0, x1);
//CUDD.Ref(and2);
//CUDDNode sum = CUDD.Function.Or(and1, and2);
//CUDD.Ref(sum);
//CUDD.Deref(and1);
//CUDD.Deref(and2);
//CUDDNode and = CUDD.Function.And(x0, CUDD.Function.Not(x0));
//CUDD.Ref(and);
//CUDDNode or = CUDD.Function.Or(x0, CUDD.Function.Not(x0));
//CUDD.Ref(or);
////CUDDNode node = CUDD.Function.Equal(and, CUDD.ZERO);
//CUDDNode node = CUDD.Function.Equal(or, CUDD.ZERO);
//Console.WriteLine(node.GetValue());
//CUDDNode xor2 = CUDD.Function.Or()
//CUDDNode and1 = CUDD.Function.And(x0, CUDD.Function.Not(x1));
//CUDD.Ref(and1);
//CUDDNode and2 = CUDD.Function.And(CUDD.Function.Not(x0), x1);
//CUDD.Ref(and2);
//CUDDNode sum = CUDD.Function.Or(and1, and2);
//CUDD.Ref(sum);
//CUDD.Deref(and1);
//CUDD.Deref(and2);
//CUDDNode carry = CUDD.Function.And(x0, x1);
//CUDD.Ref(carry);
//int size = 4;
//CUDDNode[] restrictBy = new CUDDNode[4];
//CUDDNode[] testSum = new CUDDNode[4];
//CUDDNode[] testCarry = new CUDDNode[4];
//restrictBy[0] = CUDD.Function.And(CUDD.Function.Not(x0), CUDD.Function.Not(x1));
//restrictBy[1] = CUDD.Function.And(CUDD.Function.Not(x0), x1);
//restrictBy[2] = CUDD.Function.And(x0, CUDD.Function.Not(x1));
//restrictBy[3] = CUDD.Function.And(x0, x1);
//for (int i = 0; i < size; i++)
//{
// CUDD.Ref(restrictBy[i]);
// testSum[i] = CUDD.Function.Restrict(sum, restrictBy[i]);
// testCarry[i] = CUDD.Function.Restrict(carry, restrictBy[i]);
// CUDD.Deref(restrictBy[i]);
//}
//CUDD.Print.PrintBDDTree(testSum[0]);
//for (int i = 0; i < size; i++)
//{
// CUDD.Deref(testSum[i]);
// CUDD.Deref(testSum[i]);
//}
}
