player_skate.h

   1 #ifndef PLAYER_SKATE_H
   2 #define PLAYER_SKATE_H
   3
   4 #include "player_api.h"
   5
   6 #define SKATE_CCD
   7
   8 typedef struct jump_info jump_info;
   9
  10 struct player_skate
  11 {
  12    struct
  13    {
  14       enum skate_activity
  15       {
  16          k_skate_activity_air,
  17          k_skate_activity_air_to_grind,
  18          k_skate_activity_ground,
  19          k_skate_activity_undefined,
  20          k_skate_activity_grind_any,
  21          k_skate_activity_grind_boardslide,
  22          k_skate_activity_grind_noseslide,
  23          k_skate_activity_grind_tailslide,
  24          k_skate_activity_grind_back50,
  25          k_skate_activity_grind_front50,
  26          k_skate_activity_grind_5050
  27       }
  28       activity,
  29       activity_prev;
  30
  31       float /* steery,
  32             steerx,
  33             steery_s,
  34             steerx_s, */
  35             reverse,
  36             slip;
  37
  38       int manual_direction;
  39
  40       /* tricks */
  41       v3f   flip_axis;
  42       float flip_time,
  43             flip_rate;
  44
  45       v3f   trick_vel,     /* measured in units of TAU/s */
  46             trick_euler;   /* measured in units of TAU */
  47       float trick_time;
  48       float gravity_bias;
  49
  50       v3f up_dir;
  51       v3f head_position;
  52
  53       int lift_frames;
  54
  55       v3f throw_v;
  56       v3f cog_v, cog;
  57
  58       float grabbing;
  59       v2f grab_mouse_delta;
  60
  61       int charging_jump, jump_dir;
  62       float jump_charge,
  63             slap;
  64
  65       double jump_time;
  66       double start_push,
  67              cur_push;
  68
  69       v3f prev_pos;
  70
  71       /* initial launch conditions */
  72       double air_start;
  73       v3f    air_init_v,
  74              air_init_co;
  75
  76       v4f smoothed_rotation;
  77    }
  78    state,
  79    state_gate_storage;
  80
  81
  82    /* animation */
  83    struct skeleton_anim *anim_stand, *anim_highg, *anim_slide,
  84                         *anim_air,
  85                         *anim_push,  *anim_push_reverse,
  86                         *anim_ollie, *anim_ollie_reverse,
  87                         *anim_grabs, *anim_stop;
  88    v3f
  89        board_trick_residualv,
  90        board_trick_residuald;
  91
  92    float blend_slide,
  93          blend_z,
  94          blend_x,
  95          blend_fly,
  96          blend_stand,
  97          blend_push,
  98          blend_jump,
  99          blend_airdir,
 100          blend_weight;
 101
 102    /* vectors representing the direction of the axels in localspace */
 103    v3f truckv0[2];
 104    v2f wobble;
 105
 106    audio_channel *aud_main, *aud_slide, *aud_air;
 107    enum mdl_surface_prop surface, audio_surface;
 108
 109    /*
 110     * Physics
 111     * ----------------------------------------------------
 112     */
 113
 114    float substep,
 115          substep_delta;
 116
 117    struct jump_info
 118    {
 119       v3f   log[50];
 120       v3f   n;
 121       v3f   apex;
 122       v3f   v;
 123
 124       float gravity;
 125
 126       int   log_length;
 127       float score,
 128             land_dist;
 129
 130       enum prediction_type
 131       {
 132          k_prediction_none,
 133          k_prediction_unset,
 134          k_prediction_land,
 135          k_prediction_grind
 136       }
 137       type;
 138
 139       u32   colour;
 140    }
 141    possible_jumps[36];
 142    u32 possible_jump_count;
 143
 144    float land_dist;
 145    v3f land_normal;
 146
 147    v3f surface_picture,
 148        weight_distribution,
 149        grind_vec,
 150        grind_dir;
 151
 152    u32 grind_cooldown;
 153
 154    float grind_strength;
 155
 156    struct grind_limit
 157    {
 158       v3f ra, n;
 159       float p;
 160    }
 161    limits[3];
 162    u32 limit_count;
 163 };
 164
 165 VG_STATIC void player__skate_bind         ( player_instance *player );
 166 VG_STATIC void player__skate_pre_update   ( player_instance *player );
 167 VG_STATIC void player__skate_update       ( player_instance *player );
 168 VG_STATIC void player__skate_post_update  ( player_instance *player );
 169 VG_STATIC void player__skate_im_gui       ( player_instance *player );
 170 VG_STATIC void player__skate_animate      ( player_instance *player,
 171                                             player_animation *anim );
 172 VG_STATIC void player__skate_post_animate ( player_instance *player );
 173 VG_STATIC void player__skate_reset        ( player_instance *player,
 174                                             ent_spawn *rp );
 175
 176 VG_STATIC void player__skate_clear_mechanics( player_instance *player );
 177 VG_STATIC void player__skate_reset_animator( player_instance *player );
 178 VG_STATIC void player__approximate_best_trajectory( player_instance *player );
 179 #endif /* PLAYER_SKATE_H */