1 files changed, 22 insertions, 0 deletions
diff --git a/include/pixmapstr.h b/include/pixmapstr.h
index 0800c62b2..40af5c4a3 100644
--- a/include/pixmapstr.h
+++ b/include/pixmapstr.h
@@ -80,6 +80,28 @@ typedef struct _Pixmap {
     short screen_y;
 #endif
     unsigned usage_hint;        /* see CREATE_PIXMAP_USAGE_* */
+
+    PixmapPtr master_pixmap;    /* pointer to master copy of pixmap for pixmap sharing */
 } PixmapRec;
 
+static inline void
+PixmapBox(BoxPtr box, PixmapPtr pixmap)
+{
+    box->x1 = 0;
+    box->x2 = pixmap->drawable.width;
+
+    box->y1 = 0;
+    box->y2 = pixmap->drawable.height;
+}
+
+
+static inline void
+PixmapRegionInit(RegionPtr region, PixmapPtr pixmap)
+{
+    BoxRec box;
+
+    PixmapBox(&box, pixmap);
+    RegionInit(region, &box, 1);
+}
+
 #endif                          /* PIXMAPSTRUCT_H */