Update to 15.0-beta1

src/animated_tile_map.h

@@ -0,0 +1,44 @@
+/*
+ * This file is part of OpenTTD.
+ * OpenTTD 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, version 2.
+ * OpenTTD 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 for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/** @file animated_tile_map.h Maps accessors for animated tiles. */
+
+#ifndef ANIMATED_TILE_MAP_H
+#define ANIMATED_TILE_MAP_H
+
+#include "core/bitmath_func.hpp"
+#include "map_func.h"
+
+/**
+ * Animation state of a possibly-animated tile.
+ */
+enum class AnimatedTileState : uint8_t {
+	None = 0, ///< Tile is not animated.
+	Deleted = 1, ///< Tile was animated but should be removed.
+	Animated = 3, ///< Tile is animated.
+};
+
+/**
+ * Get the animated state of a tile.
+ * @param t The tile.
+ * @returns true iff the tile is animated.
+ */
+inline AnimatedTileState GetAnimatedTileState(Tile t)
+{
+	return static_cast<AnimatedTileState>(GB(t.m6(), 0, 2));
+}
+
+/**
+ * Set the animated state of a tile.
+ * @param t The tile.
+ */
+inline void SetAnimatedTileState(Tile t, AnimatedTileState state)
+{
+	SB(t.m6(), 0, 2, to_underlying(state));
+}
+
+#endif /* ANIMATED_TILE_MAP_H */