Changeset 3631 in Sophya

Timestamp:

May 22, 2009, 11:39:24 PM (16 years ago)

Author:

ansari

Message:

Optimisation vitesse generation paquet ds TestPCIWrapperNODMA, Reza 21/05/2009

Location:

trunk/AddOn/TAcq

Files:

• pciewrap.cc (modified) (3 diffs)
• pciewrap.h (modified) (1 diff)

trunk/AddOn/TAcq/pciewrap.cc

@@ -14 +14 @@
 {
   data_ = new Byte[size_];
+  srcdata_ = new Byte[10*size_];
+  for(UInt32 kk=0; kk<10*size_; kk++)
+    srcdata_[kk] = (Byte)(kk%200+20);
   frame_counter_ = 0;
   timetag_ = 0;
@@ -22 +25 @@
 TestPCIWrapperNODMA::~TestPCIWrapperNODMA()
 {
-  delete[] data_;       
+  delete[] data_;
+  delete[] srcdata_;    
 }
 
@@ -52 +56 @@
   for(UInt32 kk=0; kk<paq.DataSize(); kk++) 
     bp[kk] = (Byte)(sin(0.0345*kk)*78.+127.5);
-*/
   UInt32 kkmax = paq.DataSize();
   for(UInt32 kk=0; kk<kkmax; kk++)
     bp[kk] = (Byte)(kk%200+20);
+*/
+  UInt32 off = (frame_counter_*size_/3)%(9*size_);
+  memcpy(bp, srcdata_+off, paq.DataSize());
   tottransfer_ += size_;
   return data_;

trunk/AddOn/TAcq/pciewrap.h

@@ -54 +54 @@
 protected:
   Byte* data_;
+  Byte* srcdata_;
   UInt32 size_;
   UInt32 frame_counter_;