77 lines
3.6 KiB
C
77 lines
3.6 KiB
C
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/* BSD 3-Clause License
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*
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* Copyright © 2008-2022, Jice and the libtcod contributors.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _TCOD_BSP_H
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#define _TCOD_BSP_H
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#include "mersenne_types.h"
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#include "portability.h"
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#include "tree.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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TCOD_tree_t tree; /* pseudo oop : bsp inherit tree */
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int x, y, w, h; /* node position & size */
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int position; /* position of splitting */
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uint8_t level; /* level in the tree */
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bool horizontal; /* horizontal splitting ? */
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} TCOD_bsp_t;
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typedef bool (*TCOD_bsp_callback_t)(TCOD_bsp_t* node, void* userData);
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TCODLIB_API TCOD_bsp_t* TCOD_bsp_new(void);
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TCODLIB_API TCOD_bsp_t* TCOD_bsp_new_with_size(int x, int y, int w, int h);
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TCODLIB_API void TCOD_bsp_delete(TCOD_bsp_t* node);
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TCODLIB_API TCOD_bsp_t* TCOD_bsp_left(TCOD_bsp_t* node);
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TCODLIB_API TCOD_bsp_t* TCOD_bsp_right(TCOD_bsp_t* node);
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TCODLIB_API TCOD_bsp_t* TCOD_bsp_father(TCOD_bsp_t* node);
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TCODLIB_API bool TCOD_bsp_is_leaf(TCOD_bsp_t* node);
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TCODLIB_API bool TCOD_bsp_traverse_pre_order(TCOD_bsp_t* node, TCOD_bsp_callback_t listener, void* userData);
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TCODLIB_API bool TCOD_bsp_traverse_in_order(TCOD_bsp_t* node, TCOD_bsp_callback_t listener, void* userData);
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TCODLIB_API bool TCOD_bsp_traverse_post_order(TCOD_bsp_t* node, TCOD_bsp_callback_t listener, void* userData);
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TCODLIB_API bool TCOD_bsp_traverse_level_order(TCOD_bsp_t* node, TCOD_bsp_callback_t listener, void* userData);
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TCODLIB_API bool TCOD_bsp_traverse_inverted_level_order(TCOD_bsp_t* node, TCOD_bsp_callback_t listener, void* userData);
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TCODLIB_API bool TCOD_bsp_contains(TCOD_bsp_t* node, int x, int y);
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TCODLIB_API TCOD_bsp_t* TCOD_bsp_find_node(TCOD_bsp_t* node, int x, int y);
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TCODLIB_API void TCOD_bsp_resize(TCOD_bsp_t* node, int x, int y, int w, int h);
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TCODLIB_API void TCOD_bsp_split_once(TCOD_bsp_t* node, bool horizontal, int position);
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TCODLIB_API void TCOD_bsp_split_recursive(
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TCOD_bsp_t* node, TCOD_Random* randomizer, int nb, int minHSize, int minVSize, float maxHRatio, float maxVRatio);
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TCODLIB_API void TCOD_bsp_remove_sons(TCOD_bsp_t* node);
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#ifdef __cplusplus
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}
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#endif
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#endif
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