Changeset 1200

Timestamp:

01/18/02 18:00:54 (23 years ago)

Author:

blanch

Message:

ElecNoise routine has been change, now the noise is added to all the
pixels and therefore all are set to used.
The digititzation has been changed. A 0.5 has been added to make a more
reasonable aproximation to the closest integer from the actual analogic
value.

File:

• trunk/MagicSoft/Simulation/Detector/include-MFadc/MFadc.cxx (modified) (2 diffs)

trunk/MagicSoft/Simulation/Detector/include-MFadc/MFadc.cxx

@@ -328 +328 @@
 }
 
-void MFadc::ElecNoise() {
-  //
-  //  
-  //
-  
-  for ( Int_t i = 0 ; i < CAMERA_PIXELS; i++) {
-    if ( used [i] == TRUE ) {
-      for ( Int_t is=0 ; is< (Int_t)SLICES_MFADC ; is++ ) {
-
-        sig[i][is] += GenElec->Gaus(0., 2.) ; 
-
-      }
-    }
-  }
+void MFadc::ElecNoise(Float_t value) {
+  // ============================================================
+  //
+  //    adds the noise due to optronic and electronic 
+  //    to the signal
+  //
+
+    for ( Int_t i = 0 ; i < CAMERA_PIXELS; i++) {
+        //
+        //  but at the beginning we must check if this pixel is
+        //  hitted the first time
+        //
+        if ( used[i] == FALSE ) {
+            used [i] = TRUE ; 
+            
+            for (Int_t ii=0; ii < (Int_t)SLICES_MFADC; ii++ ) {
+                sig[i][ii] = 0. ; 
+            }
+        }
+        //      
+        //  Then the noise is introduced for each time slice
+        //
+        for ( Int_t is=0 ; is< (Int_t)SLICES_MFADC ; is++ ) {
+            
+            sig[i][is] += GenElec->Gaus(0., value) ; 
+            
+        }
+        
+    }
 }
 
@@ -463 +478 @@
       for ( Int_t is=iFirstSlice ; is < (iFirstSlice+FADC_SLICES) ; is++ ) {
         if (is< (Int_t)SLICES_MFADC && sig[ip][is]>0.0)
-          output[ip][i++]=(UChar_t) sig[ip][is];
+          output[ip][i++]=(UChar_t) (sig[ip][is]+0.5);
         else 
           output[ip][i++]= 0;