player_replay.h

   1 #ifndef PLAYER_REPLAY_H
   2 #define PLAYER_REPLAY_H
   3
   4 #include "skaterift.h"
   5 #include "player.h"
   6 #include "player_render.h"
   7
   8 typedef struct replay_buffer replay_buffer;
   9 typedef struct replay_frame replay_frame;
  10 typedef struct replay_gamestate replay_gamestate;
  11 typedef struct replay_sfx replay_sfx;
  12
  13 struct replay_buffer {
  14    void *data;
  15    u32 size; /* bytes */
  16
  17    replay_frame *head, *tail, *cursor_frame,
  18                 *statehead;
  19    f64 cursor;
  20 };
  21
  22 enum replay_framedata{
  23    k_replay_framedata_animator,
  24    k_replay_framedata_gamestate,
  25    k_replay_framedata_internal_gamestate,
  26    k_replay_framedata_sfx,
  27    k_replay_framedata_glider,
  28    k_replay_framedata_rows
  29 };
  30
  31 struct replay_frame {
  32    v3f cam_pos, cam_angles;
  33    f32 cam_fov;
  34
  35    f64 time;
  36    replay_frame *l, *r;
  37
  38    enum player_subsystem system;
  39    u16 total_size;
  40    u16 data_table[k_replay_framedata_rows][2];
  41 };
  42
  43 struct replay_gamestate {
  44    rigidbody rb, glider_rb; /* TODO: these don't need to be saved with their
  45                                      full matrices */
  46    v3f angles;
  47    struct player_cam_controller cam_control;
  48 };
  49
  50 /* we save this per-anim-frame. if there glider is existing in any state */
  51 struct replay_glider_data {
  52    bool have_glider, glider_orphan;
  53    f32 t;
  54    v3f co;
  55    v4f q;
  56 };
  57
  58 struct replay_sfx {
  59    u32 none;
  60 };
  61
  62 static int replay_seek( replay_buffer *replay, f64 t );
  63
  64 static replay_frame *replay_find_recent_stateframe( replay_buffer *replay );
  65 static void replay_get_camera( replay_buffer *replay, camera *cam );
  66 static void replay_get_frame_camera( replay_frame *frame, camera *cam );
  67 static f32 replay_subframe_time( replay_buffer *replay );
  68 static void replay_clear( replay_buffer *replay );
  69 static void *
  70 replay_frame_data( replay_frame *frame, enum replay_framedata type );
  71
  72 static void skaterift_replay_pre_update(void);
  73 static void skaterift_replay_imgui(void);
  74 static void skaterift_replay_debug_info(void);
  75 static void skaterift_record_frame( replay_buffer *replay,
  76                                     int force_gamestate );
  77
  78 #endif /* PLAYER_REPLAY_H */