From 2d750caffad7bff126090663dfc24a241beb1083 Mon Sep 17 00:00:00 2001
From: Eric Bechet <eric.bechet@ulg.ac.be>
Date: Thu, 10 Dec 2009 10:32:46 +0000
Subject: [PATCH] added resize function to fullMatrix
---
Numeric/fullMatrix.h | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/Numeric/fullMatrix.h b/Numeric/fullMatrix.h
index da87ddb23f..94fd3c8f07 100644
--- a/Numeric/fullMatrix.h
+++ b/Numeric/fullMatrix.h
@@ -173,6 +173,20 @@ class fullMatrix
}
fullMatrix() : _own_data(false),_r(0), _c(0), _data(0) {}
~fullMatrix() { if(_data && _own_data) delete [] _data; }
+
+ bool resize(int r, int c) // data will be owned (same as constructor)
+ {
+ if ((r!=_r||c!=_c)||(!_own_data))
+ {
+ _r=r;_c=c;
+ if ((_own_data)&&(_data)) delete[] _data;
+ _data = new scalar[_r * _c];
+ _own_data = true;
+ return true;
+ }
+ return false; // no reallocation
+ }
+
void setAsProxy(fullMatrix<scalar> &original, int c_start, int c) {
if(_data && _own_data)
delete [] _data;
--
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