try

d2layouts/d2cycle/layout.go

@@ -90,7 +90,7 @@ func createCircularArc(edge *d2graph.Edge, radius float64) {
 		dstAngle := math.Atan2(newDst.Y, newDst.X)
 		tangent := geo.NewPoint(-math.Sin(dstAngle), math.Cos(dstAngle))
 		ε := 0.01 * radius // Small offset, e.g., 1% of radius
-		preDst := geo.NewPoint(newDst.X-ε*tangent.X, newDst.Y-ε*tangent.Y)
+		preDst := geo.NewPoint(newDst.X+ε*tangent.X, newDst.Y+ε*tangent.Y)
 		// Insert preDst before newDst
 		path = append(path[:len(path)-1], preDst, newDst)
 	}

e2etests/testdata/txtar/cycle-diagram/dagre/board.exp.json

@@ -867,10 +867,6 @@
           "x": 197.02099609375,
           "y": -34.3849983215332
         },
-        {
-          "x": 196.9219970703125,
-          "y": -34.97200012207031
-        },
         {
           "x": 197.2519989013672,
           "y": -33
@@ -1235,10 +1231,6 @@
           "x": 28.18000030517578,
           "y": 198.00399780273438
         },
-        {
-          "x": 28.48200035095215,
-          "y": 197.96499633789062
-        },
         {
           "x": 26.5,
           "y": 198.22999572753906
@@ -1603,10 +1595,6 @@
           "x": -197.02099609375,
           "y": 34.3849983215332
         },
-        {
-          "x": -196.9219970703125,
-          "y": 34.97200012207031
-        },
         {
           "x": -197.2519989013672,
           "y": 33
@@ -1987,10 +1975,6 @@
           "x": 701.875,
           "y": 115.77300262451172
         },
-        {
-          "x": 702.10302734375,
-          "y": 115.11499786376953
-        },
         {
           "x": 701.4329833984375,
           "y": 116.9990005493164
@@ -2355,10 +2339,6 @@
           "x": 364.3710021972656,
           "y": 183.8260040283203
         },
-        {
-          "x": 364.97198486328125,
-          "y": 184.4929962158203
-        },
         {
           "x": 363.6419982910156,
           "y": 183
@@ -2763,10 +2743,6 @@
           "x": 1003.2860107421875,
           "y": 197.53700256347656
         },
-        {
-          "x": 1000.4819946289062,
-          "y": 197.9530029296875
-        },
         {
           "x": 998.5,
           "y": 198.21800231933594

e2etests/testdata/txtar/cycle-diagram/elk/board.exp.json

@@ -867,10 +867,6 @@
           "x": 209.02099609375,
           "y": -22.385000228881836
         },
-        {
-          "x": 208.9219970703125,
-          "y": -22.972000122070312
-        },
         {
           "x": 209.2519989013672,
           "y": -21
@@ -1235,10 +1231,6 @@
           "x": 40.18000030517578,
           "y": 210.00399780273438
         },
-        {
-          "x": 40.481998443603516,
-          "y": 209.96499633789062
-        },
         {
           "x": 38.5,
           "y": 210.22999572753906
@@ -1603,10 +1595,6 @@
           "x": -185.02099609375,
           "y": 46.3849983215332
         },
-        {
-          "x": -184.9219970703125,
-          "y": 46.97200012207031
-        },
         {
           "x": -185.2519989013672,
           "y": 45
@@ -1987,10 +1975,6 @@
           "x": 674.375,
           "y": 127.77300262451172
         },
-        {
-          "x": 674.60302734375,
-          "y": 127.11499786376953
-        },
         {
           "x": 673.9329833984375,
           "y": 128.99899291992188
@@ -2355,10 +2339,6 @@
           "x": 336.8710021972656,
           "y": 195.8260040283203
         },
-        {
-          "x": 337.47198486328125,
-          "y": 196.4929962158203
-        },
         {
           "x": 336.1419982910156,
           "y": 195
@@ -2763,10 +2743,6 @@
           "x": 936.197021484375,
           "y": 209.53700256347656
         },
-        {
-          "x": 933.3920288085938,
-          "y": 209.9530029296875
-        },
         {
           "x": 931.4099731445312,
           "y": 210.21800231933594