allow configure x and y of outputs

config.def.h

@@ -29,12 +29,12 @@ static const Layout layouts[] = {
 
 /* monitors */
 static const MonitorRule monrules[] = {
-	/* name       mfact nmaster scale layout       rotate/reflect */
+	/* name       mfact nmaster scale layout       rotate/reflect                x    y */
 	/* example of a HiDPI laptop monitor:
-	{ "eDP-1",    0.5,  1,      2,    &layouts[0], WL_OUTPUT_TRANSFORM_NORMAL },
+	{ "eDP-1",    0.5,  1,      2,    &layouts[0], WL_OUTPUT_TRANSFORM_NORMAL    -1,  -1 },
 	*/
 	/* defaults */
-	{ NULL,       0.55, 1,      1,    &layouts[0], WL_OUTPUT_TRANSFORM_NORMAL },
+	{ NULL,       0.55, 1,      1,    &layouts[0], WL_OUTPUT_TRANSFORM_NORMAL,   -1,  -1 },
 };
 
 /* keyboard */

dwl.c

@@ -194,6 +194,7 @@ typedef struct {
 	float scale;
 	const Layout *lt;
 	enum wl_output_transform rr;
+	int x, y;
 } MonitorRule;
 
 typedef struct {
@@ -908,6 +909,8 @@ createmon(struct wl_listener *listener, void *data)
 			wlr_xcursor_manager_load(cursor_mgr, r->scale);
 			m->lt[0] = m->lt[1] = r->lt;
 			wlr_output_set_transform(wlr_output, r->rr);
+			m->m.x = r->x;
+			m->m.y = r->y;
 			break;
 		}
 	}
@@ -953,7 +956,10 @@ createmon(struct wl_listener *listener, void *data)
 	 * output (such as DPI, scale factor, manufacturer, etc).
 	 */
 	m->scene_output = wlr_scene_output_create(scene, wlr_output);
-	wlr_output_layout_add_auto(output_layout, wlr_output);
+	if (m->m.x < 0 || m->m.y < 0)
+		wlr_output_layout_add_auto(output_layout, wlr_output);
+	else
+		wlr_output_layout_add(output_layout, wlr_output, m->m.x, m->m.y);
 }
 
 void