[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [58893] branches/ soc-2013-meshdata_transfer/source/blender/editors/mesh/mesh_data.c: UV transfer Operator: Adding support for bidirectional transfer ( from or to active object)

[Walid Shouman]

Revision: 58893
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=58893
Author:   walid
Date:     2013-08-04 03:51:24 +0000 (Sun, 04 Aug 2013)
Log Message:
-----------
UV transfer Operator: Adding support for bidirectional transfer (from or to active object)

Modified Paths:
--------------
    branches/soc-2013-meshdata_transfer/source/blender/editors/mesh/mesh_data.c

Modified: branches/soc-2013-meshdata_transfer/source/blender/editors/mesh/mesh_data.c
===================================================================
--- branches/soc-2013-meshdata_transfer/source/blender/editors/mesh/mesh_data.c	2013-08-04 03:47:43 UTC (rev 58892)
+++ branches/soc-2013-meshdata_transfer/source/blender/editors/mesh/mesh_data.c	2013-08-04 03:51:24 UTC (rev 58893)
@@ -491,6 +491,19 @@
 	{0, NULL, 0, NULL, NULL}
 };
 
+typedef enum FromToActive {
+	FROM_ACTIVE = 1,
+	TO_ACTIVE = 2
+} FromToActive;
+
+static EnumPropertyItem from_to_active[] = {
+    {FROM_ACTIVE,
+	 "FROM_ACTIVE", 0, "From active", "Transfer to different objects"},
+    {TO_ACTIVE,
+	 "TO_ACTIVE", 0, "To active", "Better to faster tweek the output"},
+    {0, NULL, 0, NULL, NULL}
+};
+
 static bool ED_mesh_uv_transfer(Object *ob_dst, Object *ob_src, bContext *UNUSED(C), Scene *UNUSED(scene), wmOperator * op)
 {
 	Mesh *me_dst, *me_src;
@@ -896,17 +909,36 @@
 	Object *ob_act = CTX_data_active_object(C);
 	int fail = 0;
 
+	bool transfer_first_to_act = true;
+
+	FromToActive from_active = RNA_enum_get(op->ptr, "from_to_active");
+
 	/* Macro to loop through selected objects.*/
 	CTX_DATA_BEGIN (C, Object *, ob_slc, selected_editable_objects)
 	{
 		//if the selected isn't the active object
 		if (ob_act != ob_slc) {
 
-			if (!ED_mesh_uv_transfer(ob_act, ob_slc, C, scene, op)) {
-				fail++;
+			if (from_active == TO_ACTIVE) {
+
+				//if many objects were selected within this mode ... we should copy only from the first
+				//notice that ob_slc priority isn't set by order of selection!
+				if (transfer_first_to_act == true) {
+					transfer_first_to_act = false;
+
+					if (!ED_mesh_uv_transfer(ob_act, ob_slc, C, scene, op)) {
+						fail++;
+					}
+				}
 			}
+
+			else {		//copy from the active to all the other selected
+				if (!ED_mesh_uv_transfer(ob_slc, ob_act, C, scene, op)) {
+					fail++;
+				}
+			}
 		}
-	}
+}
 
 	////ported from transfer weights
 	/* Event notifiers for correct display of data.*/
@@ -953,6 +985,8 @@
 	             "Replace/Append", "define which groups to move");
 	RNA_def_enum(ot->srna, "transfer_mode", transfer_mode_item, 2,
 	             "Transfer Mode", "Choose between different algorithms");
+	RNA_def_enum(ot->srna, "from_to_active", from_to_active, 2, "From/To active object",
+	             "Choose the transfer direction");
 }
 
 /*********************** vertex color operators ************************/