project.h

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#ifndef PROJECT_H
#define PROJECT_H

#include "source.h"

enum
{
    #define ELEM(a) PROJ_##a,
    #include "list-elements.h"
    #undef ELEM
    #define PROJ(a) PROJ_##a,
    #include "list-projections.h"
    #undef PROJ
    PROJ_MAX
};

struct projection {
    int index;
    char *name;
    char *type;
    char *desc;
    char *player_desc;
    char *blind_desc;
    int numerator;
    random_value denominator;
    int divisor;
    int damage_cap;
    int msgt;
    bool obvious;
    int color;
    struct projection *next;
};

extern struct projection *projections;

enum
{
    BOLT_NO_MOTION,
    BOLT_0,
    BOLT_45,
    BOLT_90,
    BOLT_135,
    BOLT_MAX
};


enum
{
    PROJECT_NONE  = 0x0000,
    PROJECT_JUMP  = 0x0001,
    PROJECT_BEAM  = 0x0002,
    PROJECT_THRU  = 0x0004,
    PROJECT_STOP  = 0x0008,
    PROJECT_GRID  = 0x0010,
    PROJECT_ITEM  = 0x0020,
    PROJECT_KILL  = 0x0040,
    PROJECT_HIDE  = 0x0080,
    PROJECT_AWARE = 0x0100,
    PROJECT_SAFE  = 0x0200,
    PROJECT_ARC   = 0x0400,
    PROJECT_PLAY  = 0x0800,
    PROJECT_INFO  = 0x1000
};

/* Display attrs and chars */
extern byte proj_to_attr[PROJ_MAX][BOLT_MAX];
extern wchar_t proj_to_char[PROJ_MAX][BOLT_MAX];

int inven_damage(struct player *p, int type, int cperc);
int adjust_dam(struct player *p, int type, int dam, aspect dam_aspect, int resist);

bool project_f(struct source, int r, int y, int x, int dam, int typ);
bool project_o(struct source, int r, int y, int x, int dam, int typ,
               const struct object *protected_obj);
void project_m(struct source, int r, int y, int x, int dam, int typ, int flg,
               bool *did_hit, bool *was_obvious);
bool project_p(struct source, int r, int y, int x, int dam, int typ);

int project_path(struct loc *gp, int range, int y1, int x1, int y2, int x2, int flg);
bool projectable(struct chunk *c, int y1, int x1, int y2, int x2, int flg);
int proj_name_to_idx(const char *name);
const char *proj_idx_to_name(int type);

struct loc origin_get_loc(struct source origin);

bool project(struct source, int rad, int y, int x, int dam, int typ, int flg,
             int degrees_of_arc, byte diameter_of_source,
             const struct object *obj);

#endif /* !PROJECT_H */