69 lines
1.8 KiB
C
69 lines
1.8 KiB
C
#ifndef __COLLISION_FUNCS_H
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#define __COLLISION_FUNCS_H
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#include "EC.h"
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typedef enum SolidType
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{
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NOT_SOLID = 0,
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SOLID,
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ONE_WAY,
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}SolidType_t;
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typedef enum TileRotation
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{
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TILE_NOROTATE = 0,
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TILE_90CWROT,
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TILE_90CCWROT,
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TILE_180ROT
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}TileRotation_t;
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// Some of the fields are game-dependent, may have to think about doing OOP
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// to separate out standard fields vs context-dependent fields
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typedef struct Tile {
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unsigned int tile_type;
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uint8_t connectivity;
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SolidType_t solid;
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TileRotation_t rotation;
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uint8_t def;
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uint8_t water_level;
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uint8_t max_water_level;
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struct sc_map_64v entities_set;
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Vector2 offset;
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Vector2 size;
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bool moveable;
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bool wet;
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}Tile_t;
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typedef struct TileGrid
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{
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unsigned int width;
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unsigned int height;
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unsigned int n_tiles;
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unsigned int max_tiles;
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unsigned int tile_size;
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Tile_t* tiles;
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}TileGrid_t;
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typedef struct TileArea {
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unsigned int tile_x1;
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unsigned int tile_y1;
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unsigned int tile_x2;
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unsigned int tile_y2;
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} TileArea_t;
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typedef struct CollideEntity {
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Entity_t* p_ent;
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Rectangle bbox;
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Rectangle prev_bbox;
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TileArea_t area;
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} CollideEntity_t;
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void remove_entity_from_tilemap(EntityManager_t *p_manager, TileGrid_t* tilemap, Entity_t* p_ent);
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uint8_t check_collision(const CollideEntity_t* ent, TileGrid_t* grid, bool check_oneway);
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uint8_t check_collision_line(const CollideEntity_t* ent, TileGrid_t* grid, bool check_oneway);
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uint8_t check_collision_at(Entity_t* p_ent, Vector2 pos, Vector2 bbox_sz, TileGrid_t* grid);
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bool check_on_ground(Entity_t* p_ent, Vector2 prev_pos, Vector2 bbox_sz, TileGrid_t* grid);
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uint8_t check_bbox_edges(TileGrid_t* tilemap, Entity_t* p_ent, Vector2 bbox, bool ignore_fragile);
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#endif // __COLLISION_FUNCS_H
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