Add Chromium-only Blender WebEngine parity work

blender-5.2.0/intern/cycles/graph/node_enum.h

@@ -0,0 +1,65 @@
+/* SPDX-FileCopyrightText: 2011-2022 Blender Foundation
+ *
+ * SPDX-License-Identifier: Apache-2.0 */
+
+#pragma once
+
+#include "util/map.h"
+#include "util/param.h"
+
+CCL_NAMESPACE_BEGIN
+
+/* Enum
+ *
+ * Utility class for enum values. */
+
+struct NodeEnum {
+  bool empty() const
+  {
+    return left.empty();
+  }
+  void insert(const char *x, const int y)
+  {
+    const ustring ustr_x(x);
+
+    left[ustr_x] = y;
+    right[y] = ustr_x;
+  }
+
+  bool exists(ustring x) const
+  {
+    return left.contains(x);
+  }
+  bool exists(const int y) const
+  {
+    return right.contains(y);
+  }
+
+  int operator[](const char *x) const
+  {
+    return left.find(ustring(x))->second;
+  }
+  int operator[](ustring x) const
+  {
+    return left.find(x)->second;
+  }
+  ustring operator[](int y) const
+  {
+    return right.find(y)->second;
+  }
+
+  unordered_map<ustring, int>::const_iterator begin() const
+  {
+    return left.begin();
+  }
+  unordered_map<ustring, int>::const_iterator end() const
+  {
+    return left.end();
+  }
+
+ private:
+  unordered_map<ustring, int> left;
+  unordered_map<int, ustring> right;
+};
+
+CCL_NAMESPACE_END