player_walk.h

   1 #pragma once
   2 #include "player.h"
   3 #include "player_api.h"
   4 #include "vg/vg_rigidbody.h"
   5
   6 #define PLAYER_JUMP_EPSILON 0.1     /* 100ms jump allowance */
   7
   8 struct player_walk
   9 {
  10    rb_capsule collider;
  11
  12    struct player_walk_state{
  13       v3f prev_pos;
  14       v3f drop_in_target,
  15           drop_in_start,
  16           drop_in_normal;
  17
  18       float drop_in_start_angle,
  19             drop_in_angle;
  20
  21       enum walk_activity{
  22          k_walk_activity_air,
  23          k_walk_activity_ground,
  24          k_walk_activity_sit,
  25          k_walk_activity_sit_up,
  26
  27          /* transitions */
  28          k_walk_activity_inone,
  29          k_walk_activity_ipopoff,
  30          k_walk_activity_oair,
  31          k_walk_activity_odrop_in,
  32          k_walk_activity_oregular,
  33
  34          k_walk_activity_max,
  35       }
  36       activity;
  37
  38       f32 transition_t;
  39
  40       int jump_queued;
  41       f64 jump_input_time;
  42
  43       f32 walk_timer;
  44       int step_phase;
  45       v3f steer;
  46    }
  47    state;
  48
  49    f32 move_speed;
  50
  51    enum mdl_surface_prop surface;
  52    struct skeleton_anim *anim_walk, *anim_run, *anim_idle, *anim_jump,
  53                         *anim_jump_to_air, *anim_drop_in, *anim_intro,
  54                         *anim_sit, *anim_popoff;
  55
  56    struct player_walk_animator {
  57       v3f root_co;
  58       v4f root_q;
  59       f32 fly,
  60           run,
  61           walk;
  62
  63       f32 walk_timer, yaw, pitch, board_yaw;
  64
  65       enum walk_activity activity;
  66       f32 transition_t;
  67    }
  68    animator;
  69 }
  70 extern player_walk;
  71 extern struct player_subsystem_interface player_subsystem_walk;
  72
  73 enum player_walk_soundeffect {
  74    k_player_walk_soundeffect_splash
  75 };
  76
  77 static f32
  78    k_walkspeed             = 4.4f,
  79    k_runspeed              = 10.0f,
  80    k_airspeed              = 1.2f,
  81    k_stopspeed             = 4.0f,
  82    k_walk_accel            = 10.0f,
  83    k_walk_air_accel        = 7.0f,
  84    k_walk_friction         = 6.0f,
  85    k_walk_step_height      = 0.2f,
  86
  87    k_sit_yaw_limit         = VG_PIf/1.7f,
  88    k_sit_pitch_limit       = VG_PIf/4.0f;
  89
  90 static void player__walk_register(void)
  91 {
  92    VG_VAR_F32( k_walkspeed,      flags=VG_VAR_CHEAT );
  93    VG_VAR_F32( k_runspeed,       flags=VG_VAR_CHEAT );
  94    VG_VAR_F32( k_stopspeed,      flags=VG_VAR_CHEAT );
  95    VG_VAR_F32( k_airspeed,       flags=VG_VAR_CHEAT );
  96    VG_VAR_F32( k_walk_friction,  flags=VG_VAR_CHEAT );
  97    VG_VAR_F32( k_walk_air_accel, flags=VG_VAR_CHEAT );
  98    VG_VAR_F32( k_walk_accel,     flags=VG_VAR_CHEAT );
  99 }
 100
 101 void player__walk_pre_update  (void);
 102 void player__walk_update      (void);
 103 void player__walk_post_update (void);
 104 void player__walk_animate     (void);
 105 void player__walk_pose        (void *animator, player_pose *pose);
 106 void player__walk_post_animate(void);
 107 void player__walk_im_gui      (void);
 108 void player__walk_bind        (void);
 109 void player__walk_reset       (void);
 110 void player__walk_restore     (void);
 111 void player__walk_animator_exchange( bitpack_ctx *ctx, void *data );
 112 void player__walk_transition( bool grounded, f32 board_yaw );
 113 void player__walk_sfx_oneshot( u8 id, v3f pos, f32 volume );