Changeset ee929c9 in tol

Timestamp:

Apr 24, 2012, 5:29:51 PM (15 years ago)

Author:

Víctor de Buen <vdebuen@…>

Branches:

1941-docker-image-to-test, devel, master

Children:

736be83

Parents:

b0b6903

Message:

Faster MatPol algorithm

git-svn-id: ​https://www.tol-project.org/svn/tolp/trunk@4585 be4846ae-f051-483a-831f-b64e7d08527f

File:

• tol/btol/polynomial_type/polgra.cpp (modified) (1 diff)

tol/btol/polynomial_type/polgra.cpp

@@ -477 +477 @@
 //--------------------------------------------------------------------
 {
-    BMat& M = Mat(Arg(1));
-    BInt        c = M.Columns();
-    BInt        i;
-    contens_.ReallocBuffer(c-1);
-    contens_.ReallocBuffer(0);
-    contens_ = BPol::Zero();
-    for(i=0; i<c; i++)
-    {
-        if(M(0,i)!=0) { contens_ += BMonome<BDat>(M(0,i),i); }
-    }
-    contens_.Aggregate();
+  BMat& M = Mat(Arg(1));
+  BInt c = M.Columns();
+  BInt i;
+  contens_.ReallocBuffer(c);
+  BMonome<BDat>* p = contens_.GetBuffer();
+  const BDat* m = M.Data().Buffer();
+  for(i=0; i<c; i++, m++, p++)
+  {
+    (*p).PutDegree(i);
+    (*p).PutCoef(*m);
+  }
+  contens_.Aggregate();
 }