From f52486a2382b5e1036b608d663ccece5d2de220d Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Tue, 9 Apr 2019 09:45:16 +0200
Subject: egs: add higher-order finite difference operators

---
 mg2d.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'mg2d.c')

diff --git a/mg2d.c b/mg2d.c
index 103f514..fe98c73 100644
--- a/mg2d.c
+++ b/mg2d.c
@@ -860,6 +860,8 @@ static int mg_levels_init(MG2DContext *ctx)
             switch (ctx->fd_stencil) {
             case 1: op_interp = GRID_TRANSFER_LAGRANGE_3; break;
             case 2: op_interp = GRID_TRANSFER_LAGRANGE_5; break;
+            case 3: op_interp = GRID_TRANSFER_LAGRANGE_7; break;
+            case 4: op_interp = GRID_TRANSFER_LAGRANGE_7; break;
             default: return -ENOSYS;
             }
 
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