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-rw-r--r--src/desktop-affine.cpp16
1 files changed, 14 insertions, 2 deletions
diff --git a/src/desktop-affine.cpp b/src/desktop-affine.cpp
index 25c5c99b8..95640c957 100644
--- a/src/desktop-affine.cpp
+++ b/src/desktop-affine.cpp
@@ -13,10 +13,21 @@
*/
#include "desktop.h"
-#include "document.h"
-#include "sp-root.h"
+//#include "document.h"
+//#include "sp-root.h"
//#include "libnr/nr-matrix-ops.h"
+Geom::Matrix const sp_desktop_dt2doc_affine (SPDesktop const *dt)
+{
+ return dt->doc2dt().inverse();
+}
+
+Geom::Point sp_desktop_dt2doc_xy_point(SPDesktop const *dt, Geom::Point const p)
+{
+ return p * sp_desktop_dt2doc_affine(dt);
+}
+
+#if 0
Geom::Matrix const sp_desktop_root2dt_affine (SPDesktop const *dt)
{
SPRoot const *root = SP_ROOT(SP_DOCUMENT_ROOT(dt->doc()));
@@ -37,4 +48,5 @@ Geom::Point sp_desktop_dt2root_xy_point(SPDesktop const *dt, Geom::Point const p
{
return p * sp_desktop_dt2root_affine(dt);
}
+#endif