Initial Commit / Linux Combined Proof of Concept example

deps_windows/libtcod-1.23.1-x86_64-msvc/include/libtcod/fov.h

@@ -0,0 +1,129 @@
+/* BSD 3-Clause License
+ *
+ * Copyright © 2008-2022, Jice and the libtcod contributors.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+#ifndef _TCOD_FOV_H
+#define _TCOD_FOV_H
+
+#include <stdbool.h>
+#ifdef __cplusplus
+#include <memory>
+#endif  // __cplusplus
+#include "config.h"
+#include "error.h"
+#include "fov_types.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+/**
+    Return a new TCOD_Map with `width` and `height`.
+ */
+TCOD_PUBLIC TCOD_Map* TCOD_map_new(int width, int height);
+/**
+    Set all cell values on `map` to the given parameters.
+
+    This call also zeroes out the field-of-view attribute.
+ */
+TCOD_PUBLIC void TCOD_map_clear(TCOD_Map* map, bool transparent, bool walkable);
+/**
+    Clone map data from `source` to `dest`.
+
+    `dest` will be resized to match `source` if necessary.
+ */
+TCOD_PUBLIC TCOD_Error TCOD_map_copy(const TCOD_Map* __restrict source, TCOD_Map* __restrict dest);
+/**
+    Change the properties of a single cell.
+ */
+TCOD_PUBLIC void TCOD_map_set_properties(TCOD_Map* map, int x, int y, bool is_transparent, bool is_walkable);
+/**
+    Free a TCOD_Map object.
+ */
+TCOD_PUBLIC void TCOD_map_delete(TCOD_Map* map);
+/**
+    Calculate the field-of-view.
+
+    \rst
+    `pov_x` and `pov_y` are the used as the field-of-view source.
+    These coordinates must be within the map.
+
+    `max_radius` is the maximum distance for the field-of-view algorithm.
+
+    If `light_walls` is false then only transparent cells will be touched by
+    the field-of-view.
+
+    `algo` is one of the :any:`TCOD_fov_algorithm_t` algorithms.
+
+    After this call you may check if a cell is within the field-of-view by
+    calling :any:`TCOD_map_is_in_fov`.
+
+    Returns an error code on failure.  See :any:`TCOD_get_error` for details.
+    \endrst
+ */
+TCOD_PUBLIC TCOD_Error TCOD_map_compute_fov(
+    TCOD_Map* __restrict map, int pov_x, int pov_y, int max_radius, bool light_walls, TCOD_fov_algorithm_t algo);
+/**
+    Return true if this cell was touched by the current field-of-view.
+ */
+TCOD_PUBLIC bool TCOD_map_is_in_fov(const TCOD_Map* map, int x, int y);
+/**
+    Set the fov flag on a specific cell.
+ */
+TCOD_PUBLIC void TCOD_map_set_in_fov(TCOD_Map* map, int x, int y, bool fov);
+/**
+    Return true if this cell is transparent.
+ */
+TCOD_PUBLIC bool TCOD_map_is_transparent(const TCOD_Map* map, int x, int y);
+/**
+    Return true if this cell is walkable.
+ */
+TCOD_PUBLIC bool TCOD_map_is_walkable(TCOD_Map* map, int x, int y);
+/**
+    Return the width of `map`.
+ */
+TCOD_PUBLIC int TCOD_map_get_width(const TCOD_Map* map);
+/**
+    Return the height of `map`.
+ */
+TCOD_PUBLIC int TCOD_map_get_height(const TCOD_Map* map);
+/**
+    Return the total number of cells in `map`.
+ */
+TCOD_PUBLIC int TCOD_map_get_nb_cells(const TCOD_Map* map);
+#ifdef __cplusplus
+}  // extern "C"
+namespace tcod {
+struct MapDeleter_ {
+  void operator()(TCOD_Map* map) const { TCOD_map_delete(map); }
+};
+typedef std::unique_ptr<struct TCOD_Map, MapDeleter_> MapPtr_;
+}  // namespace tcod
+#endif  // __cplusplus
+#endif  // _TCOD_FOV_H