badge/jumpnrun/moveable.h

   1 #ifndef INCLUDED_BADGE_JUMPNRUN_MOVEABLE_H
   2 #define INCLUDED_BADGE_JUMPNRUN_MOVEABLE_H
   3
   4 #include "../util/util.h"
   5 #include <stdint.h>
   6
   7 enum {
   8   // Do not collide with JUMPNRUN_ENEMY_* and JUMPNRUN_PLAYER_* flags.
   9   JUMPNRUN_MOVEABLE_TOUCHING_GROUND = 1,
  10   JUMPNRUN_MOVEABLE_MIRRORED        = 2,
  11   JUMPNRUN_MOVEABLE_DYING           = 4
  12 };
  13
  14 enum {
  15   JUMPNRUN_SPLOSION_FRAMES          =  4,
  16   JUMPNRUN_SPLOSION_TICKS_PER_FRAME = 15
  17 };
  18
  19 typedef struct jumpnrun_moveable {
  20   rectangle hitbox;
  21   vec2d     inertia;
  22
  23   uint8_t   tick_minor;
  24   uint8_t   anim_frame;
  25
  26   uint8_t   flags;
  27   uint8_t   jumpable_frames;
  28 } jumpnrun_moveable;
  29
  30 static inline bool jumpnrun_moveable_touching_ground(jumpnrun_moveable const *self) { return self->flags & JUMPNRUN_MOVEABLE_TOUCHING_GROUND; }
  31 static inline bool jumpnrun_moveable_mirrored       (jumpnrun_moveable const *self) { return self->flags & JUMPNRUN_MOVEABLE_MIRRORED       ; }
  32 static inline bool jumpnrun_moveable_dying          (jumpnrun_moveable const *self) { return self->flags & JUMPNRUN_MOVEABLE_DYING          ; }
  33
  34 static inline bool jumpnrun_moveable_finished_dying (jumpnrun_moveable const *self) { return jumpnrun_moveable_dying(self) && self->tick_minor >= JUMPNRUN_SPLOSION_FRAMES * JUMPNRUN_SPLOSION_TICKS_PER_FRAME; }
  35
  36 #endif