object-snapper.cpp

[inkscape.git] / src / desktop.cpp

diff --git a/src/desktop.cpp b/src/desktop.cpp
index cd39e77aeb7ff4944fc76fb6811a74d884e0fd1a..85c53be6fe91d8fe96de847cd4d2b85a1979384c 100644 (file)
--- a/src/desktop.cpp
+++ b/src/desktop.cpp
@@ -1806,6 +1806,12 @@ Geom::Matrix SPDesktop::doc2dt() const
     return _doc2dt;
 }
 
+Geom::Matrix SPDesktop::dt2doc() const
+{
+    // doc2dt is its own inverse
+    return _doc2dt;
+}
+
 Geom::Point SPDesktop::doc2dt(Geom::Point const &p) const
 {
     return p * _doc2dt;
@@ -1813,7 +1819,7 @@ Geom::Point SPDesktop::doc2dt(Geom::Point const &p) const
 
 Geom::Point SPDesktop::dt2doc(Geom::Point const &p) const
 {
-    return p * _doc2dt.inverse();
+    return p * dt2doc();
 }