Small commit, hopefully the last Duplicate change.

Made pythons duplicate not redraw, documented adduplicate()

3 files changed, 21 insertions, 8 deletions

diff --git a/source/blender/include/BDR_editobject.h b/source/blender/include/BDR_editobject.h
index 27c23b22ca3..a3f2a1061f1 100644
--- a/source/blender/include/BDR_editobject.h
+++ b/source/blender/include/BDR_editobject.h
@@ -92,7 +92,7 @@ void single_tex_users_expand(void);
 void single_mat_users_expand(void);
 void single_user(void);
 void make_local(void);
-void adduplicate(int noTrans, int dupflag); /* when the dupflag is 0 no data is duplicated */
+void adduplicate(int mode, int dupflag); /* when the dupflag is 0 no data is duplicated */
 void selectlinks_menu(void);
 void selectlinks(int nr);
 void image_aspect(void);
diff --git a/source/blender/python/api2_2x/Object.c b/source/blender/python/api2_2x/Object.c
index 5bcb12a5b8b..10d9370383a 100644
--- a/source/blender/python/api2_2x/Object.c
+++ b/source/blender/python/api2_2x/Object.c
@@ -848,7 +848,7 @@ static PyObject *M_Object_Duplicate( PyObject * self, PyObject * args, PyObject
 	if (material_dupe)	dupflag |= USER_DUP_MAT;
 	if (texture_dupe)	dupflag |= USER_DUP_TEX;
 	if (ipo_dupe)		dupflag |= USER_DUP_IPO;
-	adduplicate(1, dupflag); /* Duplicate the current selection, context sensitive */
+	adduplicate(2, dupflag); /* 2 is a mode with no transform and no redraw, Duplicate the current selection, context sensitive */
 	Py_RETURN_NONE;
 }
 
diff --git a/source/blender/src/editobject.c b/source/blender/src/editobject.c
index 8a3455b7111..6ba220e427f 100644
--- a/source/blender/src/editobject.c
+++ b/source/blender/src/editobject.c
@@ -4161,7 +4161,19 @@ static void adduplicate__forwardModifierLinks(void *userData, Object *ob, Object
 	ID_NEW(*obpoin);
 }
 
-void adduplicate(int noTrans, int dupflag)
+/* This function duplicated the current visible selection, its used by Duplicate and Linked Duplicate
+Alt+D/Shift+D as well as Pythons Object.Duplicate(), it takes
+mode: 
+	0: Duplicate with transform, Redraw.
+	1: Duplicate, no transform, Redraw
+	2: Duplicate, no transform, no redraw (Only used by python)
+if true the user will not be dropped into grab mode directly after and..
+dupflag: a flag made from constants declared in DNA_userdef_types.h
+	The flag tells adduplicate() weather to copy data linked to the object, or to reference the existing data.
+	U.dupflag for default operations or you can construct a flag as python does
+	if the dupflag is 0 then no data will be copied (linked duplicate) */
+
+void adduplicate(int mode, int dupflag)
 {
 	Base *base, *basen;
 	Object *ob, *obn;
@@ -4421,16 +4433,17 @@ void adduplicate(int noTrans, int dupflag)
 	clear_id_newpoins();
 	
 	countall();
-	if(!noTrans) {
+	if(mode==0) {
 		BIF_TransformSetUndo("Add Duplicate");
 		initTransform(TFM_TRANSLATION, CTX_NONE);
 		Transform();
 	}
 	set_active_base(BASACT);
-	
-	allqueue(REDRAWNLA, 0);
-	allqueue(REDRAWACTION, 0);	/* also oops */
-	allqueue(REDRAWIPO, 0);	/* also oops */
+	if(mode!=2) { /* mode of 2 is used by python to avoid unrequested redraws */
+		allqueue(REDRAWNLA, 0);
+		allqueue(REDRAWACTION, 0);	/* also oops */
+		allqueue(REDRAWIPO, 0);	/* also oops */
+	}
 }
 
 void selectlinks_menu(void)