X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/blast.git/blobdiff_plain/a13795fc34cd1e74f94695d35253c3d00abec9bc..4327c2b8817b627249d98d889835726217c81a4e:/SpecialBlock.cpp?ds=inline

diff --git a/SpecialBlock.cpp b/SpecialBlock.cpp
index 9576dc9..be9452e 100644
--- a/SpecialBlock.cpp
+++ b/SpecialBlock.cpp
@@ -68,7 +68,7 @@ void SpecialBlock::computeOutputPatternSource(int nbExec) throw(Exception) {
     // assign pattern to interface
     connIface->setOutputPattern(pattern);
     // store it in QMap
-    outputPattern.insert(connIface,pattern);
+    outputPattern.insert(connIface,pattern);    
   }
   setOutputPatternComputed(true);
 }
@@ -105,36 +105,61 @@ void SpecialBlock::computeOutputPatternClockConvert(int nbExec) throw(Exception)
   AbstractInterface* clkIn = getIfaceFromName("clk_in");
   AbstractInterface* clkOut = getIfaceFromName("clk_out");
   cout << "freq clk_in = " << clkIn->getClockFrequency() << endl;
-  cout << "freq clk_out = " << clkOut->getClockFrequency() << endl;
-
-  // in case of inputPattern not created, do it
-  if (lengthIP <= 0) {
-
-    cout << "Strange case: input pattern is not created while it is time to compute output pattern !" << endl;
-    // collect the input patterns for each input
-    try {
-      createInputPattern();
+  cout << "freq clk_out = " << clkOut->getClockFrequency() << endl;  
+  double periodIn = 1000.0/clkIn->getClockFrequency();
+  double periodOut = 1000.0/clkOut->getClockFrequency();
+  cout << "period clk_in = " << periodIn << endl;
+  cout << "period clk_out = " << periodOut << endl;
+  // starts with 1 data in FIFO
+  int latency = 1+(int)((periodIn+5.0*periodOut)/periodOut);
+  QList<char> pattern;
+  for(int i=0;i<latency;i++) {
+    pattern.append(0);
+  }
+  int inFifo = 1;
+  int idIn = 1;
+  int idOut = 1;
+  while (idIn < lengthIP) {
+    double tIn = (double)idIn * periodIn;
+    double tOut = (double)idOut * periodOut;
+    if (fabs(tIn-tOut) < 0.001) {
+      if (inFifo > 0) {
+        pattern.append(1);
+      }
+      else {
+        pattern.append(0);
+        inFifo ++;
+      }
+      idIn ++;
+      idOut ++;
+    }
+    else if (tIn < tOut) {
+      inFifo++;
+      idIn ++;
     }
-    catch(Exception e) {
-      throw(e);
+    else {
+      if (inFifo > 0) {
+        pattern.append(1);
+        inFifo--;
+      }
+      else {
+        pattern.append(0);
+      }
+      idOut++;
     }
-    cout << "input pattern array initialized with min. len " << lengthIP << endl;
   }
+  foreach(char c, pattern) cout << (int)c;
+  cout << endl;
 
   // initialize the output pattern
-  lengthOP = 0;
+  lengthOP = pattern.size();
   foreach(AbstractInterface* iface, getControlOutputs()) {
-    FunctionalInterface* connIface = AI_TO_FUN(iface);
-    lengthOP = lengthIP+productionPattern.value(connIface)->size();
-    QList<char>* pattern = new QList<char>();
-    for(int i=0;i<lengthOP;i++) pattern->append(0);
-    connIface->setOutputPattern(pattern);
-    outputPattern.insert(connIface,pattern);
+    FunctionalInterface* connIface = AI_TO_FUN(iface);    
+    QList<char>* pat = new QList<char>(pattern);
+    connIface->setOutputPattern(pat);
+    outputPattern.insert(connIface,pat);
   }
-  cout << "output pattern array initialized" << endl;
-
-  int clock = 0;
-
+  cout << "output pattern computed" << endl;
 }