2.5

*****
first commit in a long time, and its great to be back!

commited Select Mirror operator for objects
eg. L.sword->R.sword

added to 3dview select menu aswel

the hotkey is shift-ctrl-m (hope its not taken)

release/ui/space_view3d.py

@@ -167,6 +167,7 @@ class VIEW3D_MT_select_OBJECT(bpy.types.Menu):
 		layout.itemO("object.select_all_toggle", text="Select/Deselect All")
 		layout.itemO("object.select_inverse", text="Inverse")
 		layout.itemO("object.select_random", text="Random")
+		layout.itemO("object.select_mirror", text="Mirror")
 		layout.itemO("object.select_by_layer", text="Select All by Layer")
 		layout.item_enumO("object.select_by_type", "type", "", text="Select All by Type...")
 		layout.itemO("object.select_grouped", text="Select Grouped...")

source/blender/editors/object/object_edit.c

@@ -28,6 +28,8 @@
 #include <string.h>
 #include <math.h>
 #include <time.h>
+#include <float.h>
+#include <ctype.h>
 
 #include "MEM_guardedalloc.h"
 
@@ -2189,6 +2191,165 @@ void OBJECT_OT_select_all_toggle(wmOperatorType *ot)
 	ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
 	
 }
+/* ****** select mirror *******/
+/* finds the best possible flipped name. For renaming; check for unique names afterwards */
+/* if strip_number: removes number extensions */
+void object_flip_name (char *name)
+{
+	int     len;
+	char    prefix[128]={""};   /* The part before the facing */
+	char    suffix[128]={""};   /* The part after the facing */
+	char    replace[128]={""};  /* The replacement string */
+	char    number[128]={""};   /* The number extension string */
+	char    *index=NULL;
+
+	len= strlen(name);
+	if(len<3) return; // we don't do names like .R or .L
+
+	/* We first check the case with a .### extension, let's find the last period */
+	if(isdigit(name[len-1])) {
+		index= strrchr(name, '.'); // last occurrance
+		if (index && isdigit(index[1]) ) { // doesnt handle case bone.1abc2 correct..., whatever!
+			strcpy(number, index);
+			*index= 0;
+			len= strlen(name);
+		}
+	}
+
+	strcpy (prefix, name);
+
+#define IS_SEPARATOR(a) ((a)=='.' || (a)==' ' || (a)=='-' || (a)=='_')
+
+	/* first case; separator . - _ with extensions r R l L  */
+	if( IS_SEPARATOR(name[len-2]) ) {
+		switch(name[len-1]) {
+			case 'l':
+				prefix[len-1]= 0;
+				strcpy(replace, "r");
+				break;
+			case 'r':
+				prefix[len-1]= 0;
+				strcpy(replace, "l");
+				break;
+			case 'L':
+				prefix[len-1]= 0;
+				strcpy(replace, "R");
+				break;
+			case 'R':
+				prefix[len-1]= 0;
+				strcpy(replace, "L");
+				break;
+		}
+	}
+	/* case; beginning with r R l L , with separator after it */
+	else if( IS_SEPARATOR(name[1]) ) {
+		switch(name[0]) {
+			case 'l':
+				strcpy(replace, "r");
+				strcpy(suffix, name+1);
+				prefix[0]= 0;
+				break;
+			case 'r':
+				strcpy(replace, "l");
+				strcpy(suffix, name+1);
+				prefix[0]= 0;
+				break;
+			case 'L':
+				strcpy(replace, "R");
+				strcpy(suffix, name+1);
+				prefix[0]= 0;
+				break;
+			case 'R':
+				strcpy(replace, "L");
+				strcpy(suffix, name+1);
+				prefix[0]= 0;
+				break;
+		}
+	}
+	else if(len > 5) {
+		/* hrms, why test for a separator? lets do the rule 'ultimate left or right' */
+		index = BLI_strcasestr(prefix, "right");
+		if (index==prefix || index==prefix+len-5) {
+			if(index[0]=='r') 
+				strcpy (replace, "left");
+			else {
+				if(index[1]=='I') 
+					strcpy (replace, "LEFT");
+				else
+					strcpy (replace, "Left");
+			}
+			*index= 0;
+			strcpy (suffix, index+5);
+		}
+		else {
+			index = BLI_strcasestr(prefix, "left");
+			if (index==prefix || index==prefix+len-4) {
+				if(index[0]=='l') 
+					strcpy (replace, "right");
+				else {
+					if(index[1]=='E') 
+						strcpy (replace, "RIGHT");
+					else
+						strcpy (replace, "Right");
+				}
+				*index= 0;
+				strcpy (suffix, index+4);
+			}
+		}
+	}
+
+#undef IS_SEPARATOR
+
+	sprintf (name, "%s%s%s%s", prefix, replace, suffix, number);
+}
+
+static int object_select_mirror_exec(bContext *C, wmOperator *op)
+{
+	char tmpname[32];
+	short seltype;
+	
+	seltype = RNA_enum_get(op->ptr, "seltype");
+	
+	CTX_DATA_BEGIN(C, Base*, primbase, selected_bases) {
+
+		strcpy(tmpname, primbase->object->id.name+2);
+		object_flip_name(tmpname);
+		
+		CTX_DATA_BEGIN(C, Base*, secbase, visible_bases) {
+			if(!strcmp(secbase->object->id.name+2, tmpname)) {
+				ED_base_object_select(secbase, BA_SELECT);
+			}
+		}
+		CTX_DATA_END;
+		
+		if (seltype == 0) ED_base_object_select(primbase, BA_DESELECT);
+		
+	}
+	CTX_DATA_END;
+	
+	/* undo? */
+	WM_event_add_notifier(C, NC_SCENE|ND_OB_SELECT, CTX_data_scene(C));
+	
+	return OPERATOR_FINISHED;
+}
+
+void OBJECT_OT_select_mirror(wmOperatorType *ot)
+{
+	
+	/* identifiers */
+	ot->name= "Select Mirror";
+	ot->description = "Select the Mirror objects of the selected object eg. L.sword -> R.sword";
+	ot->idname= "OBJECT_OT_select_mirror";
+	
+	/* api callbacks */
+	ot->exec= object_select_mirror_exec;
+	ot->poll= ED_operator_scene_editable;
+	
+	/* flags */
+	ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
+	
+	RNA_def_enum(ot->srna, "seltype", prop_select_types, 1, "Selection", "Extend selection or clear selection then select");
+}
 /* ****** random selection *******/
 
 static int object_select_random_exec(bContext *C, wmOperator *op)

source/blender/editors/object/object_intern.h

@@ -54,6 +54,7 @@ void OBJECT_OT_select_by_type(struct wmOperatorType *ot);
 void OBJECT_OT_select_by_layer(struct wmOperatorType *ot);
 void OBJECT_OT_select_linked(struct wmOperatorType *ot);
 void OBJECT_OT_select_grouped(struct wmOperatorType *ot);
+void OBJECT_OT_select_mirror(struct wmOperatorType *ot);
 void OBJECT_OT_location_clear(struct wmOperatorType *ot);
 void OBJECT_OT_rotation_clear(struct wmOperatorType *ot);
 void OBJECT_OT_scale_clear(struct wmOperatorType *ot);

source/blender/editors/object/object_ops.c

@@ -79,6 +79,7 @@ void ED_operatortypes_object(void)
 	WM_operatortype_append(OBJECT_OT_select_by_layer);
 	WM_operatortype_append(OBJECT_OT_select_linked);
 	WM_operatortype_append(OBJECT_OT_select_grouped);
+	WM_operatortype_append(OBJECT_OT_select_mirror);
 	WM_operatortype_append(OBJECT_OT_location_clear);
 	WM_operatortype_append(OBJECT_OT_rotation_clear);
 	WM_operatortype_append(OBJECT_OT_scale_clear);
@@ -192,6 +193,7 @@ void ED_keymap_object(wmWindowManager *wm)
 	WM_keymap_add_item(keymap, "OBJECT_OT_select_inverse", IKEY, KM_PRESS, KM_CTRL, 0);
 	WM_keymap_add_item(keymap, "OBJECT_OT_select_linked", LKEY, KM_PRESS, KM_SHIFT, 0);
 	WM_keymap_add_item(keymap, "OBJECT_OT_select_grouped", GKEY, KM_PRESS, KM_SHIFT, 0);
+	WM_keymap_add_item(keymap, "OBJECT_OT_select_mirror", MKEY, KM_PRESS, KM_CTRL|KM_SHIFT, 0);
 	
 	WM_keymap_verify_item(keymap, "OBJECT_OT_parent_set", PKEY, KM_PRESS, KM_CTRL, 0);
 	WM_keymap_verify_item(keymap, "OBJECT_OT_parent_clear", PKEY, KM_PRESS, KM_ALT, 0);