BMesh: tool to ensure all faces are convex

Access from Mesh -> Cleanup

3 files changed, 36 insertions, 0 deletions

diff --git a/source/blender/editors/mesh/editmesh_tools.c b/source/blender/editors/mesh/editmesh_tools.c
index 1e301e09837..3a9e366fe37 100644
--- a/source/blender/editors/mesh/editmesh_tools.c
+++ b/source/blender/editors/mesh/editmesh_tools.c
@@ -964,6 +964,40 @@ void MESH_OT_vert_connect(wmOperatorType *ot)
 	ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
 }
 
+static int edbm_vert_connect_concave_exec(bContext *C, wmOperator *op)
+{
+	Object *obedit = CTX_data_edit_object(C);
+	BMEditMesh *em = BKE_editmesh_from_object(obedit);
+
+	if (!EDBM_op_call_and_selectf(
+	             em, op,
+	             "faces.out", true,
+	             "connect_verts_concave faces=%hf",
+	             BM_ELEM_SELECT))
+	{
+		return OPERATOR_CANCELLED;
+	}
+
+
+	EDBM_update_generic(em, true, true);
+	return OPERATOR_FINISHED;
+}
+
+void MESH_OT_vert_connect_concave(wmOperatorType *ot)
+{
+	/* identifiers */
+	ot->name = "Split Concave Faces";
+	ot->idname = "MESH_OT_vert_connect_concave";
+	ot->description = "Makes all faces convex";
+
+	/* api callbacks */
+	ot->exec = edbm_vert_connect_concave_exec;
+	ot->poll = ED_operator_editmesh;
+
+	/* flags */
+	ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
+}
+
 
 static int edbm_vert_connect_nonplaner_exec(bContext *C, wmOperator *op)
 {
diff --git a/source/blender/editors/mesh/mesh_intern.h b/source/blender/editors/mesh/mesh_intern.h
index 6ba91097ec4..a794db62e3e 100644
--- a/source/blender/editors/mesh/mesh_intern.h
+++ b/source/blender/editors/mesh/mesh_intern.h
@@ -175,6 +175,7 @@ void MESH_OT_normals_make_consistent(struct wmOperatorType *ot);
 void MESH_OT_vertices_smooth(struct wmOperatorType *ot);
 void MESH_OT_vertices_smooth_laplacian(struct wmOperatorType *ot);
 void MESH_OT_vert_connect(struct wmOperatorType *ot);
+void MESH_OT_vert_connect_concave(struct wmOperatorType *ot);
 void MESH_OT_vert_connect_nonplanar(struct wmOperatorType *ot);
 void MESH_OT_edge_split(struct wmOperatorType *ot);
 void MESH_OT_bridge_edge_loops(struct wmOperatorType *ot);
diff --git a/source/blender/editors/mesh/mesh_ops.c b/source/blender/editors/mesh/mesh_ops.c
index e7dc5a69d53..8146be7ee47 100644
--- a/source/blender/editors/mesh/mesh_ops.c
+++ b/source/blender/editors/mesh/mesh_ops.c
@@ -161,6 +161,7 @@ void ED_operatortypes_mesh(void)
 	WM_operatortype_append(MESH_OT_solidify);
 	WM_operatortype_append(MESH_OT_select_nth);
 	WM_operatortype_append(MESH_OT_vert_connect);
+	WM_operatortype_append(MESH_OT_vert_connect_concave);
 	WM_operatortype_append(MESH_OT_vert_connect_nonplanar);
 	WM_operatortype_append(MESH_OT_knife_tool);
 	WM_operatortype_append(MESH_OT_knife_project);