Basic seismic support (#10010)

Add basic seismic section support to eclipse and geomech views.

ApplicationLibCode/Application/RiaSeismicDefines.h

@@ -0,0 +1,38 @@
+/////////////////////////////////////////////////////////////////////////////////
+//
+//  Copyright (C) 2023 Equinor ASA
+//
+//  ResInsight is free software: you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License as published by
+//  the Free Software Foundation, either version 3 of the License, or
+//  (at your option) any later version.
+//
+//  ResInsight 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 at <http://www.gnu.org/licenses/gpl.html>
+//  for more details.
+//
+/////////////////////////////////////////////////////////////////////////////////
+
+#pragma once
+
+namespace RiaDefines
+{
+enum class SeismicSliceDirection
+{
+    INLINE,
+    XLINE,
+    DEPTH
+};
+
+enum class SeismicSectionType
+{
+    SS_INLINE,
+    SS_XLINE,
+    SS_DEPTHSLICE,
+    SS_POLYLINE
+};
+
+}; // namespace RiaDefines