speed up bounds_exact for 2geom even more.

(bzr r6035)

1 files changed, 3 insertions, 3 deletions

diff --git a/src/helper/geom.cpp b/src/helper/geom.cpp
index 9fe823670..a056b2851 100644
--- a/src/helper/geom.cpp
+++ b/src/helper/geom.cpp
@@ -17,6 +17,7 @@
 #include <2geom/transforms.h>

 #include <2geom/rect.h>

 #include <2geom/coord.h>

+#include <glibmm.h>

 

 /* Fast bbox calculation */

 /* Thanks to Nathan Hurst for suggesting it */

@@ -138,9 +139,8 @@ bounds_exact_transformed(Geom::PathVector const & pv, Geom::Matrix const & t)
     if (pv.empty())

         return bbox;

 

-    Geom::Curve *temp = pv.front().front().transformed(t);

-    bbox = temp->boundsExact(); // need decent starting bbox. could be improved by using large numbers for initial bbox (interval(huge,-huge))

-    delete temp;

+    Geom::Point initial = pv.front().initialPoint() * t;

+    bbox = Geom::Rect(initial, initial);        // obtain well defined bbox as starting point to unionWith

 

     for (Geom::PathVector::const_iterator it = pv.begin(); it != pv.end(); ++it) {

         bbox.expandTo(it->initialPoint() * t);