--- /dev/null	2019-06-19 14:02:41.000000000 +0530
+++ new/src/java.desktop/macosx/native/libawt_lwawt/java2d/metal/MTLBufImgOps.h	2019-06-19 14:02:40.000000000 +0530
@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+#ifndef MTLBufImgOps_h_Included
+#define MTLBufImgOps_h_Included
+
+#include "MTLContext.h"
+
+void MTLBufImgOps_EnableConvolveOp(MTLContext *mtlc, jlong pSrcOps,
+                                   jboolean edgeZeroFill,
+                                   jint kernelWidth, jint KernelHeight,
+                                   unsigned char *kernelVals);
+void MTLBufImgOps_DisableConvolveOp(MTLContext *mtlc);
+void MTLBufImgOps_EnableRescaleOp(MTLContext *mtlc, jlong pSrcOps,
+                                  jboolean nonPremult,
+                                  unsigned char *scaleFactors,
+                                  unsigned char *offsets);
+void MTLBufImgOps_DisableRescaleOp(MTLContext *mtlc);
+void MTLBufImgOps_EnableLookupOp(MTLContext *mtlc, jlong pSrcOps,
+                                 jboolean nonPremult, jboolean shortData,
+                                 jint numBands, jint bandLength, jint offset,
+                                 void *tableValues);
+void MTLBufImgOps_DisableLookupOp(MTLContext *mtlc);
+
+#endif /* MTLBufImgOps_h_Included */