1 #ifndef PLAYER_REPLAY_C
2 #define PLAYER_REPLAY_C
4 #include "player_replay.h"
9 static void replay_clear( replay_buffer
*replay
){
12 replay
->cursor_frame
= NULL
;
13 replay
->statehead
= NULL
;
14 replay
->cursor
= -99999.9;
18 void * replay_frame_data( replay_frame
*frame
, enum replay_framedata type
){
19 void *baseptr
= frame
;
20 return baseptr
+ frame
->data_table
[type
][0];
24 replay_frame_calculate_data_offsets( u16 data_table
[4][2] ){
25 u32 total
= vg_align8( sizeof(replay_frame
) );
26 for( u32 i
=0; i
<4; i
++ ){
27 data_table
[i
][0] = total
;
28 total
+= vg_align8(data_table
[i
][1]);
31 vg_fatal_error( "Exceeded frame storage capacity\n" );
36 static void replay_tailpop( replay_buffer
*replay
){
37 if( replay
->cursor_frame
== replay
->tail
)
38 replay
->cursor_frame
= NULL
;
39 if( replay
->statehead
== replay
->tail
)
40 replay
->statehead
= NULL
;
42 replay
->tail
= replay
->tail
->r
;
45 replay
->tail
->l
= NULL
;
50 static replay_frame
*replay_newframe( replay_buffer
*replay
,
55 data_table
[ k_replay_framedata_animator
][1] = animator_size
;
56 data_table
[ k_replay_framedata_gamestate
][1] = gamestate_size
;
57 data_table
[ k_replay_framedata_sfx
][1] = sfx_count
*sizeof(struct net_sfx
);
58 data_table
[ k_replay_framedata_internal_gamestate
][1] = 0;
60 data_table
[ k_replay_framedata_internal_gamestate
][1] =
61 sizeof( replay_gamestate
);
64 u32 nextsize
= replay_frame_calculate_data_offsets( data_table
);
66 replay_frame
*frame
= NULL
;
68 u32 headsize
= replay
->head
->total_size
,
69 nextpos
= ((void *)replay
->head
- replay
->data
) + headsize
;
71 if( nextpos
+ nextsize
> replay
->size
){
74 /* maintain contiguity */
75 while( replay
->tail
){
76 if( (void *)replay
->tail
- replay
->data
)
77 replay_tailpop( replay
);
83 u32 tailpos
= (void *)replay
->tail
- replay
->data
;
85 if( tailpos
>= nextpos
){
86 if( nextpos
+ nextsize
> tailpos
){
87 replay_tailpop( replay
);
94 frame
= replay
->data
+ nextpos
;
97 replay
->head
->r
= frame
;
100 frame
= replay
->data
;
102 for( u32 i
=0; i
<4; i
++ ){
103 frame
->data_table
[i
][0] = data_table
[i
][0];
104 frame
->data_table
[i
][1] = data_table
[i
][1];
107 frame
->total_size
= nextsize
;
108 frame
->l
= replay
->head
;
110 replay
->head
= frame
;
111 if( !replay
->tail
) replay
->tail
= frame
;
112 if( gamestate_size
) replay
->statehead
= frame
;
117 static void replay_emit_frame_sounds( replay_frame
*frame
){
118 void *baseptr
= frame
;
119 u16
*inf
= frame
->data_table
[k_replay_framedata_sfx
];
120 struct net_sfx
*buffer
= baseptr
+ inf
[0];
121 u32 count
= inf
[1] / sizeof(struct net_sfx
);
123 for( u32 i
=0; i
<count
; i
++ ){
124 net_sfx_play( buffer
+ i
);
128 static int replay_seek( replay_buffer
*replay
, f64 t
){
129 if( !replay
->head
) return 0;
130 assert( replay
->tail
);
132 if( t
< replay
->tail
->time
) t
= replay
->tail
->time
;
133 if( t
> replay
->head
->time
) t
= replay
->head
->time
;
135 if( !replay
->cursor_frame
) {
136 replay
->cursor
= replay
->head
->time
;
137 replay
->cursor_frame
= replay
->head
;
139 if( fabs(replay
->head
->time
-t
) > fabs(replay
->tail
->time
-t
) ){
140 replay
->cursor
= replay
->tail
->time
;
141 replay
->cursor_frame
= replay
->tail
;
145 f64 dir
= t
- replay
->cursor
;
146 if( dir
== 0.0 ) return 0;
147 dir
= vg_signf( dir
);
153 if( t
> replay
->cursor_frame
->time
) {
160 if( dir
> 0.0 ) next
= replay
->cursor_frame
->r
;
161 else next
= replay
->cursor_frame
->l
;
166 if( t
< next
->time
){
172 replay_emit_frame_sounds( next
);
174 replay
->cursor_frame
= next
;
175 replay
->cursor
= next
->time
;
184 static replay_frame
*replay_find_recent_stateframe( replay_buffer
*replay
){
185 replay_frame
*frame
= replay
->cursor_frame
;
188 if( !frame
) return frame
;
189 if( frame
->data_table
[ k_replay_framedata_gamestate
][1] ) return frame
;
196 static f32
replay_subframe_time( replay_buffer
*replay
){
197 replay_frame
*frame
= replay
->cursor_frame
;
198 if( !frame
) return 0.0f
;
199 replay_frame
*next
= frame
->r
;
201 f64 l
= next
->time
- frame
->time
,
202 t
= (l
<= (1.0/128.0))? 0.0: (replay
->cursor
- frame
->time
) / l
;
203 return vg_clampf( t
, 0.0f
, 1.0f
);
209 static void replay_get_frame_camera( replay_frame
*frame
, camera
*cam
){
210 cam
->fov
= frame
->cam_fov
;
211 v3_copy( frame
->cam_pos
, cam
->pos
);
212 v3_copy( frame
->cam_angles
, cam
->angles
);
215 static void replay_get_camera( replay_buffer
*replay
, camera
*cam
){
218 if( replay
->cursor_frame
){
219 replay_frame
*next
= replay
->cursor_frame
->r
;
224 replay_get_frame_camera( replay
->cursor_frame
, cam
);
225 replay_get_frame_camera( next
, &temp
);
226 camera_lerp( cam
, &temp
, replay_subframe_time( replay
), cam
);
229 replay_get_frame_camera( replay
->cursor_frame
, cam
);
234 v3_zero( cam
->angles
);
244 static void skaterift_record_frame( replay_buffer
*replay
,
245 int force_gamestate
){
246 f64 delta
= 9999999.9,
247 statedelta
= 9999999.9;
250 delta
= vg
.time
- replay
->head
->time
;
252 if( replay
->statehead
)
253 statedelta
= vg
.time
- replay
->statehead
->time
;
255 const f64 k_replay_rate
= 1.0/30.0,
256 k_gamestate_rate
= 0.5;
261 if( force_gamestate
) save_state
= 1;
262 if( statedelta
> k_gamestate_rate
) save_state
= 1;
263 if( delta
> k_replay_rate
) save_frame
= 1;
264 if( save_state
) save_frame
= 1;
266 if( !save_frame
) return;
268 u16 gamestate_size
= 0;
270 /* TODO: have as part of system struct */
271 gamestate_size
= (u32
[]){
272 [k_player_subsystem_walk
] = sizeof(struct player_walk_state
),
273 [k_player_subsystem_drive
] = 0,
274 [k_player_subsystem_skate
] = sizeof(struct player_skate_state
),
275 [k_player_subsystem_dead
] = localplayer
.ragdoll
.part_count
*
276 sizeof(struct replay_rb
),
277 [k_player_subsystem_glide
] = 0,
278 }[ localplayer
.subsystem
];
281 u16 animator_size
= player_subsystems
[localplayer
.subsystem
]->animator_size
;
283 replay_frame
*frame
= replay_newframe( replay
,
284 animator_size
, gamestate_size
,
285 localplayer
.local_sfx_buffer_count
);
286 frame
->system
= localplayer
.subsystem
;
289 replay_gamestate
*gs
=
290 replay_frame_data( frame
, k_replay_framedata_internal_gamestate
);
292 /* permanent block */
293 memcpy( &gs
->rb
, &localplayer
.rb
, sizeof(rigidbody
) );
294 memcpy( &gs
->cam_control
, &localplayer
.cam_control
,
295 sizeof(struct player_cam_controller
) );
296 v3_copy( localplayer
.angles
, gs
->angles
);
297 gs
->have_glider
= localplayer
.have_glider
;
299 void *dst
= replay_frame_data( frame
, k_replay_framedata_gamestate
);
301 /* subsytem/dynamic block */
302 if( localplayer
.subsystem
== k_player_subsystem_walk
)
303 memcpy( dst
, &player_walk
.state
, gamestate_size
);
304 else if( localplayer
.subsystem
== k_player_subsystem_skate
)
305 memcpy( dst
, &player_skate
.state
, gamestate_size
);
306 else if( localplayer
.subsystem
== k_player_subsystem_dead
){
307 struct replay_rb
*arr
= dst
;
308 for( u32 i
=0; i
<localplayer
.ragdoll
.part_count
; i
++ ){
309 rigidbody
*rb
= &localplayer
.ragdoll
.parts
[i
].rb
;
310 v3_copy( rb
->co
, arr
[i
].co
);
311 v3_copy( rb
->w
, arr
[i
].w
);
312 v3_copy( rb
->v
, arr
[i
].v
);
313 v4_copy( rb
->q
, arr
[i
].q
);
318 replay
->cursor
= vg
.time
;
319 replay
->cursor_frame
= frame
;
320 frame
->time
= vg
.time
;
323 v3_copy( localplayer
.cam
.pos
, frame
->cam_pos
);
324 if( localplayer
.gate_waiting
){
325 m4x3_mulv( localplayer
.gate_waiting
->transport
,
326 frame
->cam_pos
, frame
->cam_pos
);
329 v3_angles_vector( localplayer
.cam
.angles
, v0
);
330 m3x3_mulv( localplayer
.gate_waiting
->transport
, v0
, v0
);
331 v3_angles( v0
, frame
->cam_angles
);
334 v3_copy( localplayer
.cam
.angles
, frame
->cam_angles
);
336 frame
->cam_fov
= localplayer
.cam
.fov
;
339 void *dst
= replay_frame_data( frame
, k_replay_framedata_animator
);
341 if( localplayer
.subsystem
== k_player_subsystem_walk
)
342 memcpy( dst
, &player_walk
.animator
, animator_size
);
343 else if( localplayer
.subsystem
== k_player_subsystem_skate
)
344 memcpy( dst
, &player_skate
.animator
, animator_size
);
345 else if( localplayer
.subsystem
== k_player_subsystem_dead
){
346 memcpy( dst
, &player_dead
.animator
, animator_size
);
348 else if( localplayer
.subsystem
== k_player_subsystem_glide
){
349 memcpy( dst
, &player_glide
.animator
, animator_size
);
353 memcpy( replay_frame_data( frame
, k_replay_framedata_sfx
),
354 localplayer
.local_sfx_buffer
,
355 sizeof(struct net_sfx
)*localplayer
.local_sfx_buffer_count
);
357 localplayer
.local_sfx_buffer_count
= 0;
361 void skaterift_restore_frame( replay_frame
*frame
){
362 replay_gamestate
*gs
=
363 replay_frame_data( frame
, k_replay_framedata_internal_gamestate
);
364 void *src
= replay_frame_data( frame
, k_replay_framedata_gamestate
);
365 u16 src_size
= frame
->data_table
[ k_replay_framedata_gamestate
][1];
368 if(frame
->system
== k_player_subsystem_walk
){
369 memcpy( &player_walk
.state
, src
, src_size
);
371 else if( frame
->system
== k_player_subsystem_skate
){
372 memcpy( &player_skate
.state
, src
, src_size
);
374 else if( frame
->system
== k_player_subsystem_dead
){
375 player__dead_transition(0);
376 struct replay_rb
*arr
= src
;
378 for( u32 i
=0; i
<localplayer
.ragdoll
.part_count
; i
++ ){
379 struct ragdoll_part
*part
= &localplayer
.ragdoll
.parts
[i
];
380 rigidbody
*rb
= &part
->rb
;
382 v3_copy( arr
[i
].co
, rb
->co
);
383 v3_copy( arr
[i
].w
, rb
->w
);
384 v3_copy( arr
[i
].v
, rb
->v
);
385 v4_copy( arr
[i
].q
, rb
->q
);
387 v3_copy( arr
[i
].co
, part
->prev_co
);
388 v4_copy( arr
[i
].q
, part
->prev_q
);
392 localplayer
.subsystem
= frame
->system
;
393 localplayer
.have_glider
= gs
->have_glider
;
395 memcpy( &localplayer
.rb
, &gs
->rb
, sizeof(rigidbody
) );
396 v3_copy( gs
->angles
, localplayer
.angles
);
398 v3_copy( frame
->cam_pos
, localplayer
.cam
.pos
);
399 v3_copy( frame
->cam_angles
, localplayer
.cam
.angles
);
400 localplayer
.cam
.fov
= frame
->cam_fov
;
402 memcpy( &localplayer
.cam_control
, &gs
->cam_control
,
403 sizeof(struct player_cam_controller
) );
405 /* chop end off replay */
407 skaterift
.replay
.statehead
= frame
;
408 skaterift
.replay
.head
= frame
;
409 skaterift
.replay
.cursor_frame
= frame
;
410 skaterift
.replay
.cursor
= frame
->time
;
411 skaterift
.replay_control
= k_replay_control_scrub
;
412 skaterift
.activity
= k_skaterift_default
;
413 vg
.time
= frame
->time
;
416 static void skaterift_replay_resume(void){
417 replay_frame
*prev
= replay_find_recent_stateframe(&skaterift
.replay
);
420 skaterift
.replay_control
= k_replay_control_resume
;
421 skaterift
.resume_target
= prev
;
422 skaterift
.resume_begin
= skaterift
.replay
.cursor
;
423 skaterift
.resume_transition
= 0.0f
;
429 static void skaterift_replay_update_helpers(void);
431 static void skaterift_replay_pre_update(void){
432 if( skaterift
.activity
!= k_skaterift_replay
) return;
434 if( skaterift
.replay_control
== k_replay_control_resume
){
435 if( skaterift
.replay
.cursor_frame
== skaterift
.resume_target
||
436 skaterift
.replay
.cursor_frame
== NULL
){
437 skaterift_restore_frame( skaterift
.resume_target
);
440 vg_slewf( &skaterift
.resume_transition
, 1.0f
,
441 vg
.time_frame_delta
* (1.0f
/1.0f
) );
443 if( skaterift
.resume_transition
>= 1.0f
)
444 skaterift_restore_frame( skaterift
.resume_target
);
446 f64 target
= vg_lerp( skaterift
.resume_begin
,
447 skaterift
.resume_target
->time
,
448 vg_smoothstepf( skaterift
.resume_transition
) );
449 if( replay_seek( &skaterift
.replay
, target
) )
450 skaterift
.track_velocity
= 1.0f
;
452 skaterift
.track_velocity
= 0.0f
;
457 if( button_down( k_srbind_replay_play
) )
458 skaterift
.replay_control
= k_replay_control_play
;
459 if( button_down( k_srbind_replay_freecam
) ){
460 skaterift
.freecam
= skaterift
.freecam
^ 0x1;
462 if( skaterift
.freecam
)
463 replay_get_camera( &skaterift
.replay
, &skaterift
.replay_freecam
);
465 skaterift_replay_update_helpers();
468 f32 target_speed
= axis_state( k_sraxis_replay_h
) * 5.0;
469 if( button_press( k_srbind_reset
) )
470 target_speed
+= -2.0;
472 if( fabsf(target_speed
) > 0.01f
)
473 skaterift
.replay_control
= k_replay_control_scrub
;
475 if( skaterift
.replay_control
== k_replay_control_play
)
478 vg_slewf( &skaterift
.track_velocity
, target_speed
,
479 18.0f
*vg
.time_frame_delta
);
481 if( fabsf( skaterift
.track_velocity
) > 0.0001f
){
482 f64 target
= skaterift
.replay
.cursor
;
483 target
+= skaterift
.track_velocity
* vg
.time_frame_delta
;
485 if( !replay_seek( &skaterift
.replay
, target
) )
486 skaterift
.track_velocity
= 0.0f
;
489 if( button_down( k_srbind_mback
) ){
490 if( skaterift
.replay
.statehead
)
491 skaterift_restore_frame( skaterift
.replay
.statehead
);
493 skaterift
.activity
= k_skaterift_default
;
494 srinput
.state
= k_input_state_resume
;
498 if( skaterift
.freecam
){
499 //freecam_preupdate();
502 if( button_down( k_srbind_replay_resume
) ){
503 skaterift_replay_resume();
509 static void skaterift_replay_update_helpers(void){
510 skaterift
.helper_resume
->greyed
= skaterift
.freecam
;
513 vg_strnull( &freecam_text
, skaterift
.helper_freecam
->text
,
514 GUI_HELPER_TEXT_LENGTH
);
515 vg_strcat( &freecam_text
, skaterift
.freecam
? "exit freecam": "freecam" );
518 static void skaterift_replay_post_render(void){
519 if( world_static
.active_instance
!= k_world_purpose_client
)
522 /* capture the current resume frame at the very last point */
523 if( button_down( k_srbind_reset
) ){
524 if( skaterift
.activity
== k_skaterift_default
){
525 localplayer
.rewinded_since_last_gate
= 1;
526 skaterift
.activity
= k_skaterift_replay
;
527 skaterift_record_frame( &skaterift
.replay
, 1 );
528 if( skaterift
.replay
.head
){
529 skaterift
.replay
.cursor
= skaterift
.replay
.head
->time
;
530 skaterift
.replay
.cursor_frame
= skaterift
.replay
.head
;
532 skaterift
.replay_control
= k_replay_control_scrub
;
537 if( gui_new_helper( input_axis_list
[k_sraxis_replay_h
], &text
) )
538 vg_strcat( &text
, "scrub" );
540 if( (skaterift
.helper_resume
= gui_new_helper(
541 input_button_list
[k_srbind_replay_resume
], &text
)) )
542 vg_strcat( &text
, "resume" );
544 if( gui_new_helper( input_button_list
[k_srbind_replay_play
], &text
))
545 vg_strcat( &text
, "playback" );
547 skaterift
.helper_freecam
= gui_new_helper(
548 input_button_list
[k_srbind_replay_freecam
], &text
);
550 skaterift_replay_update_helpers();
556 static void skaterift_get_replay_camera( camera
*cam
){
557 if( skaterift
.freecam
){
560 v3_copy( skaterift
.replay_freecam
.pos
, cam
->pos
);
561 v3_copy( skaterift
.replay_freecam
.angles
, cam
->angles
);
562 cam
->fov
= skaterift
.replay_freecam
.fov
;
565 replay_get_camera( &skaterift
.replay
, &skaterift
.cam
);
570 static void skaterift_replay_debug_info(void){
571 player__debugtext( 2, "replay info" );
573 replay_buffer
*replay
= &skaterift
.replay
;
577 if( replay
->tail
) tail
= (void *)replay
->tail
- replay
->data
;
578 if( replay
->head
) head
= (void *)replay
->head
- replay
->data
;
580 player__debugtext( 1, "head @%u | tail @%u\n", head
, tail
);
582 if( replay
->statehead
){
583 for( u32 i
=0; i
<4; i
++ ){
584 player__debugtext( 1, "[%u]: [%hu, %hu]\n", i
,
585 replay
->statehead
->data_table
[i
][0],
586 replay
->statehead
->data_table
[i
][1] );
588 u32 state
= (void *)replay
->statehead
- replay
->data
;
589 player__debugtext( 1, "gs @%u\n", state
);
590 player__debugtext( 1, "gamestate_size: %hu\n",
591 replay
->statehead
->data_table
[k_replay_framedata_gamestate
][1] );
594 player__debugtext( 1, "gs @NULL\n" );
596 f64 start
= replay
->cursor
,
597 end
= replay
->cursor
;
598 if( replay
->tail
) start
= replay
->tail
->time
;
599 if( replay
->head
) end
= replay
->head
->time
;
601 f64 cur
= replay
->cursor
- start
,
604 player__debugtext( 1, "cursor: %.2fs / %.2fs\n", cur
, len
);
607 static void skaterift_replay_imgui(void){
608 if( skaterift
.activity
!= k_skaterift_replay
) return;
610 replay_buffer
*replay
= &skaterift
.replay
;
611 f64 start
= replay
->cursor
,
612 end
= replay
->cursor
;
613 if( replay
->tail
) start
= replay
->tail
->time
;
614 if( replay
->head
) end
= replay
->head
->time
;
615 f64 len
= end
- start
,
616 cur
= (replay
->cursor
- start
) / len
;
623 ui_rect bar
= { 0, 0, vg
.window_x
, height
};
624 ui_fill( bar
, ui_colour( k_ui_bg
) );
626 /* cursor frame block */
627 if( replay
->cursor_frame
){
628 if( replay
->cursor_frame
->r
){
629 f64 l
= (replay
->cursor_frame
->r
->time
-replay
->cursor_frame
->time
)/len
,
630 s
= (replay
->cursor_frame
->time
- start
) / len
;
631 ui_rect box
= { s
*(f64
)vg
.window_x
, 0,
632 VG_MAX(4,(ui_px
)(l
*vg
.window_x
)), bar
[3]+2 };
633 ui_fill( box
, ui_colour( k_ui_bg
+4 ) );
638 ui_rect cusor
= { cur
* (f64
)vg
.window_x
- (cwidth
/2), 0,
640 ui_fill( cusor
, ui_colour( k_ui_bg
+7 ) );
642 /* latest state marker */
643 if( replay
->statehead
){
644 f64 t
= (replay
->statehead
->time
- start
) / len
;
645 ui_rect tag
= { t
*(f64
)vg
.window_x
, 0, 2, bar
[3]+8 };
646 ui_fill( tag
, ui_colour( k_ui_green
+k_ui_brighter
) );
649 /* previous state marker */
650 replay_frame
*prev
= replay_find_recent_stateframe( replay
);
652 f64 t
= (prev
->time
- start
) / len
;
653 ui_rect tag
= { t
*(f64
)vg
.window_x
, 0, 2, bar
[3]+8 };
654 ui_fill( tag
, ui_colour( k_ui_yellow
+k_ui_brighter
) );
659 snprintf( buffer
, 128, "-%.2fs\n", (end
-replay
->cursor
) );
660 ui_text( cusor
, buffer
, 1, k_ui_align_middle_left
, 0 );
662 snprintf( buffer
, 128, "-%.2fs\n", len
);
663 ui_text( bar
, buffer
, 1, k_ui_align_middle_left
, 0 );
664 ui_text( bar
, "0s", 1, k_ui_align_middle_right
, 0 );
667 #endif /* PLAYER_REPLAY_C */