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 if( frame
->data_table
[type
][1] == 0 )
22 void *baseptr
= frame
;
23 return baseptr
+ frame
->data_table
[type
][0];
26 static u16
replay_frame_calculate_data_offsets(
27 u16 data_table
[k_replay_framedata_rows
][2] ){
29 u32 total
= vg_align8( sizeof(replay_frame
) );
30 for( u32 i
=0; i
<k_replay_framedata_rows
; i
++ ){
31 data_table
[i
][0] = total
;
32 total
+= vg_align8(data_table
[i
][1]);
35 vg_fatal_error( "Exceeded frame storage capacity\n" );
40 static void replay_tailpop( replay_buffer
*replay
){
41 if( replay
->cursor_frame
== replay
->tail
)
42 replay
->cursor_frame
= NULL
;
43 if( replay
->statehead
== replay
->tail
)
44 replay
->statehead
= NULL
;
46 replay
->tail
= replay
->tail
->r
;
49 replay
->tail
->l
= NULL
;
54 static replay_frame
*replay_newframe( replay_buffer
*replay
,
59 u16 data_table
[ k_replay_framedata_rows
][2];
60 data_table
[ k_replay_framedata_animator
][1] = animator_size
;
61 data_table
[ k_replay_framedata_gamestate
][1] = gamestate_size
;
62 data_table
[ k_replay_framedata_sfx
][1] = sfx_count
*sizeof(struct net_sfx
);
63 data_table
[ k_replay_framedata_internal_gamestate
][1] = 0;
65 data_table
[ k_replay_framedata_internal_gamestate
][1] =
66 sizeof( replay_gamestate
);
69 data_table
[ k_replay_framedata_glider
][1] = 0;
71 data_table
[ k_replay_framedata_glider
][1] =
72 sizeof(struct replay_glider_data
);
75 u32 nextsize
= replay_frame_calculate_data_offsets( data_table
);
77 replay_frame
*frame
= NULL
;
79 u32 headsize
= replay
->head
->total_size
,
80 nextpos
= ((void *)replay
->head
- replay
->data
) + headsize
;
82 if( nextpos
+ nextsize
> replay
->size
){
85 /* maintain contiguity */
86 while( replay
->tail
){
87 if( (void *)replay
->tail
- replay
->data
)
88 replay_tailpop( replay
);
94 u32 tailpos
= (void *)replay
->tail
- replay
->data
;
96 if( tailpos
>= nextpos
){
97 if( nextpos
+ nextsize
> tailpos
){
98 replay_tailpop( replay
);
105 frame
= replay
->data
+ nextpos
;
108 replay
->head
->r
= frame
;
111 frame
= replay
->data
;
113 for( u32 i
=0; i
<k_replay_framedata_rows
; i
++ ){
114 frame
->data_table
[i
][0] = data_table
[i
][0];
115 frame
->data_table
[i
][1] = data_table
[i
][1];
118 frame
->total_size
= nextsize
;
119 frame
->l
= replay
->head
;
121 replay
->head
= frame
;
122 if( !replay
->tail
) replay
->tail
= frame
;
123 if( gamestate_size
) replay
->statehead
= frame
;
128 static void replay_emit_frame_sounds( replay_frame
*frame
){
129 void *baseptr
= frame
;
130 u16
*inf
= frame
->data_table
[k_replay_framedata_sfx
];
131 struct net_sfx
*buffer
= baseptr
+ inf
[0];
132 u32 count
= inf
[1] / sizeof(struct net_sfx
);
134 for( u32 i
=0; i
<count
; i
++ ){
135 net_sfx_play( buffer
+ i
);
139 static int replay_seek( replay_buffer
*replay
, f64 t
){
140 if( !replay
->head
) return 0;
141 assert( replay
->tail
);
143 if( t
< replay
->tail
->time
) t
= replay
->tail
->time
;
144 if( t
> replay
->head
->time
) t
= replay
->head
->time
;
146 if( !replay
->cursor_frame
) {
147 replay
->cursor
= replay
->head
->time
;
148 replay
->cursor_frame
= replay
->head
;
150 if( fabs(replay
->head
->time
-t
) > fabs(replay
->tail
->time
-t
) ){
151 replay
->cursor
= replay
->tail
->time
;
152 replay
->cursor_frame
= replay
->tail
;
156 f64 dir
= t
- replay
->cursor
;
157 if( dir
== 0.0 ) return 0;
158 dir
= vg_signf( dir
);
164 if( t
> replay
->cursor_frame
->time
) {
171 if( dir
> 0.0 ) next
= replay
->cursor_frame
->r
;
172 else next
= replay
->cursor_frame
->l
;
177 if( t
< next
->time
){
183 replay_emit_frame_sounds( next
);
185 replay
->cursor_frame
= next
;
186 replay
->cursor
= next
->time
;
195 static replay_frame
*replay_find_recent_stateframe( replay_buffer
*replay
){
196 replay_frame
*frame
= replay
->cursor_frame
;
199 if( !frame
) return frame
;
200 if( frame
->data_table
[ k_replay_framedata_gamestate
][1] ) return frame
;
207 static f32
replay_subframe_time( replay_buffer
*replay
){
208 replay_frame
*frame
= replay
->cursor_frame
;
209 if( !frame
) return 0.0f
;
210 replay_frame
*next
= frame
->r
;
212 f64 l
= next
->time
- frame
->time
,
213 t
= (l
<= (1.0/128.0))? 0.0: (replay
->cursor
- frame
->time
) / l
;
214 return vg_clampf( t
, 0.0f
, 1.0f
);
220 static void replay_get_frame_camera( replay_frame
*frame
, camera
*cam
){
221 cam
->fov
= frame
->cam_fov
;
222 v3_copy( frame
->cam_pos
, cam
->pos
);
223 v3_copy( frame
->cam_angles
, cam
->angles
);
226 static void replay_get_camera( replay_buffer
*replay
, camera
*cam
){
229 if( replay
->cursor_frame
){
230 replay_frame
*next
= replay
->cursor_frame
->r
;
235 replay_get_frame_camera( replay
->cursor_frame
, cam
);
236 replay_get_frame_camera( next
, &temp
);
237 camera_lerp( cam
, &temp
, replay_subframe_time( replay
), cam
);
240 replay_get_frame_camera( replay
->cursor_frame
, cam
);
245 v3_zero( cam
->angles
);
255 static void skaterift_record_frame( replay_buffer
*replay
,
256 int force_gamestate
){
257 f64 delta
= 9999999.9,
258 statedelta
= 9999999.9;
261 delta
= vg
.time
- replay
->head
->time
;
263 if( replay
->statehead
)
264 statedelta
= vg
.time
- replay
->statehead
->time
;
266 const f64 k_replay_rate
= 1.0/30.0,
267 k_gamestate_rate
= 0.5;
273 if( force_gamestate
) save_state
= 1;
274 if( statedelta
> k_gamestate_rate
) save_state
= 1;
275 if( delta
> k_replay_rate
) save_frame
= 1;
276 if( save_state
) save_frame
= 1;
278 if( localplayer
.have_glider
|| localplayer
.glider_orphan
||
279 localplayer
.subsystem
== k_player_subsystem_glide
){
283 if( !save_frame
) return;
285 u16 gamestate_size
= 0;
287 /* TODO: have as part of system struct */
288 gamestate_size
= (u32
[]){
289 [k_player_subsystem_walk
] = sizeof(struct player_walk_state
),
290 [k_player_subsystem_drive
] = 0,
291 [k_player_subsystem_skate
] = sizeof(struct player_skate_state
),
292 [k_player_subsystem_dead
] = localplayer
.ragdoll
.part_count
*
293 sizeof(struct replay_rb
),
294 [k_player_subsystem_glide
] = sizeof(struct replay_rb
),
295 }[ localplayer
.subsystem
];
298 u16 animator_size
= player_subsystems
[localplayer
.subsystem
]->animator_size
;
300 replay_frame
*frame
= replay_newframe( replay
,
301 animator_size
, gamestate_size
,
302 localplayer
.local_sfx_buffer_count
,
304 frame
->system
= localplayer
.subsystem
;
307 replay_gamestate
*gs
=
308 replay_frame_data( frame
, k_replay_framedata_internal_gamestate
);
310 gs
->current_run_version
= world_static
.current_run_version
;
312 /* permanent block */
313 memcpy( &gs
->rb
, &localplayer
.rb
, sizeof(rigidbody
) );
314 memcpy( &gs
->glider_rb
, &player_glide
.rb
, sizeof(rigidbody
) );
315 memcpy( &gs
->cam_control
, &localplayer
.cam_control
,
316 sizeof(struct player_cam_controller
) );
317 v3_copy( localplayer
.angles
, gs
->angles
);
319 void *dst
= replay_frame_data( frame
, k_replay_framedata_gamestate
);
321 /* subsytem/dynamic block */
322 if( localplayer
.subsystem
== k_player_subsystem_walk
)
323 memcpy( dst
, &player_walk
.state
, gamestate_size
);
324 else if( localplayer
.subsystem
== k_player_subsystem_skate
)
325 memcpy( dst
, &player_skate
.state
, gamestate_size
);
326 else if( localplayer
.subsystem
== k_player_subsystem_dead
){
327 struct replay_rb
*arr
= dst
;
328 for( u32 i
=0; i
<localplayer
.ragdoll
.part_count
; i
++ ){
329 rigidbody
*rb
= &localplayer
.ragdoll
.parts
[i
].rb
;
330 v3_copy( rb
->co
, arr
[i
].co
);
331 v3_copy( rb
->w
, arr
[i
].w
);
332 v3_copy( rb
->v
, arr
[i
].v
);
333 v4_copy( rb
->q
, arr
[i
].q
);
336 else if( localplayer
.subsystem
== k_player_subsystem_glide
){
337 struct replay_rb
*arr
= dst
;
338 rigidbody
*rb
= &player_glide
.rb
;
339 v3_copy( rb
->co
, arr
[0].co
);
340 v3_copy( rb
->w
, arr
[0].w
);
341 v3_copy( rb
->v
, arr
[0].v
);
342 v4_copy( rb
->q
, arr
[0].q
);
347 struct replay_glider_data
*inf
=
348 replay_frame_data( frame
, k_replay_framedata_glider
);
350 inf
->have_glider
= localplayer
.have_glider
;
351 inf
->glider_orphan
= localplayer
.glider_orphan
;
352 inf
->t
= player_glide
.t
;
353 v3_copy( player_glide
.rb
.co
, inf
->co
);
354 v4_copy( player_glide
.rb
.q
, inf
->q
);
357 replay
->cursor
= vg
.time
;
358 replay
->cursor_frame
= frame
;
359 frame
->time
= vg
.time
;
362 v3_copy( localplayer
.cam
.pos
, frame
->cam_pos
);
363 if( localplayer
.gate_waiting
){
364 m4x3_mulv( localplayer
.gate_waiting
->transport
,
365 frame
->cam_pos
, frame
->cam_pos
);
368 v3_angles_vector( localplayer
.cam
.angles
, v0
);
369 m3x3_mulv( localplayer
.gate_waiting
->transport
, v0
, v0
);
370 v3_angles( v0
, frame
->cam_angles
);
373 v3_copy( localplayer
.cam
.angles
, frame
->cam_angles
);
375 frame
->cam_fov
= localplayer
.cam
.fov
;
378 void *dst
= replay_frame_data( frame
, k_replay_framedata_animator
),
379 *src
= player_subsystems
[localplayer
.subsystem
]->animator_data
;
380 memcpy( dst
, src
, animator_size
);
383 memcpy( replay_frame_data( frame
, k_replay_framedata_sfx
),
384 localplayer
.local_sfx_buffer
,
385 sizeof(struct net_sfx
)*localplayer
.local_sfx_buffer_count
);
387 localplayer
.local_sfx_buffer_count
= 0;
391 void skaterift_restore_frame( replay_frame
*frame
){
392 replay_gamestate
*gs
=
393 replay_frame_data( frame
, k_replay_framedata_internal_gamestate
);
394 void *src
= replay_frame_data( frame
, k_replay_framedata_gamestate
);
395 u16 src_size
= frame
->data_table
[ k_replay_framedata_gamestate
][1];
397 world_static
.current_run_version
= gs
->current_run_version
;
399 if(frame
->system
== k_player_subsystem_walk
){
400 memcpy( &player_walk
.state
, src
, src_size
);
402 else if( frame
->system
== k_player_subsystem_skate
){
403 memcpy( &player_skate
.state
, src
, src_size
);
405 else if( frame
->system
== k_player_subsystem_dead
){
406 player__dead_transition(0);
407 struct replay_rb
*arr
= src
;
409 for( u32 i
=0; i
<localplayer
.ragdoll
.part_count
; i
++ ){
410 struct ragdoll_part
*part
= &localplayer
.ragdoll
.parts
[i
];
411 rigidbody
*rb
= &part
->rb
;
413 v3_copy( arr
[i
].co
, rb
->co
);
414 v3_copy( arr
[i
].w
, rb
->w
);
415 v3_copy( arr
[i
].v
, rb
->v
);
416 v4_copy( arr
[i
].q
, rb
->q
);
418 v3_copy( arr
[i
].co
, part
->prev_co
);
419 v4_copy( arr
[i
].q
, part
->prev_q
);
420 rb_update_matrices( rb
);
423 else if( frame
->system
== k_player_subsystem_glide
){
424 struct replay_rb
*arr
= src
;
425 rigidbody
*rb
= &player_glide
.rb
;
426 v3_copy( arr
[0].co
, rb
->co
);
427 v3_copy( arr
[0].w
, rb
->w
);
428 v3_copy( arr
[0].v
, rb
->v
);
429 v4_copy( arr
[0].q
, rb
->q
);
430 rb_update_matrices( rb
);
433 localplayer
.subsystem
= frame
->system
;
435 /* restore the seperated glider data if we have it */
436 if( frame
->data_table
[ k_replay_framedata_glider
][1] ){
437 struct replay_glider_data
*inf
=
438 replay_frame_data( frame
, k_replay_framedata_glider
);
440 localplayer
.have_glider
= inf
->have_glider
;
441 localplayer
.glider_orphan
= inf
->glider_orphan
;
442 player_glide
.t
= inf
->t
;
445 localplayer
.have_glider
= 0;
446 localplayer
.glider_orphan
= 0;
447 player_glide
.t
= 0.0f
;
450 memcpy( &localplayer
.rb
, &gs
->rb
, sizeof(rigidbody
) );
451 memcpy( &player_glide
.rb
, &gs
->glider_rb
, sizeof(rigidbody
) );
452 v3_copy( gs
->angles
, localplayer
.angles
);
454 v3_copy( frame
->cam_pos
, localplayer
.cam
.pos
);
455 v3_copy( frame
->cam_angles
, localplayer
.cam
.angles
);
456 localplayer
.cam
.fov
= frame
->cam_fov
;
458 memcpy( &localplayer
.cam_control
, &gs
->cam_control
,
459 sizeof(struct player_cam_controller
) );
461 /* chop end off replay */
463 skaterift
.replay
.statehead
= frame
;
464 skaterift
.replay
.head
= frame
;
465 skaterift
.replay
.cursor_frame
= frame
;
466 skaterift
.replay
.cursor
= frame
->time
;
467 skaterift
.replay_control
= k_replay_control_scrub
;
468 skaterift
.activity
= k_skaterift_default
;
469 vg
.time
= frame
->time
;
472 static void skaterift_replay_resume(void){
473 replay_frame
*prev
= replay_find_recent_stateframe(&skaterift
.replay
);
476 skaterift
.replay_control
= k_replay_control_resume
;
477 skaterift
.resume_target
= prev
;
478 skaterift
.resume_begin
= skaterift
.replay
.cursor
;
479 skaterift
.resume_transition
= 0.0f
;
485 static void skaterift_replay_update_helpers(void);
487 static void skaterift_replay_pre_update(void){
488 if( skaterift
.activity
!= k_skaterift_replay
) return;
490 if( skaterift
.replay_control
== k_replay_control_resume
){
491 if( skaterift
.replay
.cursor_frame
== skaterift
.resume_target
||
492 skaterift
.replay
.cursor_frame
== NULL
){
493 skaterift_restore_frame( skaterift
.resume_target
);
496 vg_slewf( &skaterift
.resume_transition
, 1.0f
,
497 vg
.time_frame_delta
* (1.0f
/1.0f
) );
499 if( skaterift
.resume_transition
>= 1.0f
)
500 skaterift_restore_frame( skaterift
.resume_target
);
502 f64 target
= vg_lerp( skaterift
.resume_begin
,
503 skaterift
.resume_target
->time
,
504 vg_smoothstepf( skaterift
.resume_transition
) );
505 if( replay_seek( &skaterift
.replay
, target
) )
506 skaterift
.track_velocity
= 1.0f
;
508 skaterift
.track_velocity
= 0.0f
;
513 if( button_down( k_srbind_replay_play
) )
514 skaterift
.replay_control
= k_replay_control_play
;
515 if( button_down( k_srbind_replay_freecam
) ){
516 skaterift
.freecam
= skaterift
.freecam
^ 0x1;
518 if( skaterift
.freecam
)
519 replay_get_camera( &skaterift
.replay
, &skaterift
.replay_freecam
);
521 skaterift_replay_update_helpers();
524 f32 target_speed
= axis_state( k_sraxis_replay_h
) * 5.0;
525 if( button_press( k_srbind_reset
) )
526 target_speed
+= -2.0;
528 if( fabsf(target_speed
) > 0.01f
)
529 skaterift
.replay_control
= k_replay_control_scrub
;
531 if( skaterift
.replay_control
== k_replay_control_play
)
534 vg_slewf( &skaterift
.track_velocity
, target_speed
,
535 18.0f
*vg
.time_frame_delta
);
537 if( fabsf( skaterift
.track_velocity
) > 0.0001f
){
538 f64 target
= skaterift
.replay
.cursor
;
539 target
+= skaterift
.track_velocity
* vg
.time_frame_delta
;
541 if( !replay_seek( &skaterift
.replay
, target
) )
542 skaterift
.track_velocity
= 0.0f
;
545 if( button_down( k_srbind_mback
) ){
546 if( skaterift
.replay
.statehead
)
547 skaterift_restore_frame( skaterift
.replay
.statehead
);
549 skaterift
.activity
= k_skaterift_default
;
550 srinput
.state
= k_input_state_resume
;
554 if( skaterift
.freecam
){
555 //freecam_preupdate();
558 if( button_down( k_srbind_replay_resume
) ){
559 skaterift_replay_resume();
565 static void skaterift_replay_update_helpers(void){
566 skaterift
.helper_resume
->greyed
= skaterift
.freecam
;
569 vg_strnull( &freecam_text
, skaterift
.helper_freecam
->text
,
570 GUI_HELPER_TEXT_LENGTH
);
571 vg_strcat( &freecam_text
, skaterift
.freecam
? "exit freecam": "freecam" );
574 static void skaterift_replay_post_render(void){
575 #ifndef SR_ALLOW_REWIND_HUB
576 if( world_static
.active_instance
!= k_world_purpose_client
)
580 /* capture the current resume frame at the very last point */
581 if( button_down( k_srbind_reset
) ){
582 if( skaterift
.activity
== k_skaterift_default
){
583 localplayer
.rewinded_since_last_gate
= 1;
584 skaterift
.activity
= k_skaterift_replay
;
585 skaterift_record_frame( &skaterift
.replay
, 1 );
586 if( skaterift
.replay
.head
){
587 skaterift
.replay
.cursor
= skaterift
.replay
.head
->time
;
588 skaterift
.replay
.cursor_frame
= skaterift
.replay
.head
;
590 skaterift
.replay_control
= k_replay_control_scrub
;
595 if( gui_new_helper( input_axis_list
[k_sraxis_replay_h
], &text
) )
596 vg_strcat( &text
, "scrub" );
598 if( (skaterift
.helper_resume
= gui_new_helper(
599 input_button_list
[k_srbind_replay_resume
], &text
)) )
600 vg_strcat( &text
, "resume" );
602 if( gui_new_helper( input_button_list
[k_srbind_replay_play
], &text
))
603 vg_strcat( &text
, "playback" );
605 skaterift
.helper_freecam
= gui_new_helper(
606 input_button_list
[k_srbind_replay_freecam
], &text
);
608 skaterift_replay_update_helpers();
613 static void skaterift_replay_debug_info(void){
614 player__debugtext( 2, "replay info" );
616 replay_buffer
*replay
= &skaterift
.replay
;
620 if( replay
->tail
) tail
= (void *)replay
->tail
- replay
->data
;
621 if( replay
->head
) head
= (void *)replay
->head
- replay
->data
;
623 player__debugtext( 1, "head @%u | tail @%u\n", head
, tail
);
625 if( replay
->statehead
){
626 for( u32 i
=0; i
<k_replay_framedata_rows
; i
++ ){
627 player__debugtext( 1, "[%u]: [%hu, %hu]\n", i
,
628 replay
->statehead
->data_table
[i
][0],
629 replay
->statehead
->data_table
[i
][1] );
631 u32 state
= (void *)replay
->statehead
- replay
->data
;
632 player__debugtext( 1, "gs @%u\n", state
);
633 player__debugtext( 1, "gamestate_size: %hu\n",
634 replay
->statehead
->data_table
[k_replay_framedata_gamestate
][1] );
637 player__debugtext( 1, "gs @NULL\n" );
639 f64 start
= replay
->cursor
,
640 end
= replay
->cursor
;
641 if( replay
->tail
) start
= replay
->tail
->time
;
642 if( replay
->head
) end
= replay
->head
->time
;
644 f64 cur
= replay
->cursor
- start
,
647 player__debugtext( 1, "cursor: %.2fs / %.2fs\n", cur
, len
);
650 static void skaterift_replay_imgui(void){
651 if( skaterift
.activity
!= k_skaterift_replay
) return;
653 replay_buffer
*replay
= &skaterift
.replay
;
654 f64 start
= replay
->cursor
,
655 end
= replay
->cursor
;
656 if( replay
->tail
) start
= replay
->tail
->time
;
657 if( replay
->head
) end
= replay
->head
->time
;
658 f64 len
= end
- start
,
659 cur
= (replay
->cursor
- start
) / len
;
666 ui_rect bar
= { 0, 0, vg
.window_x
, height
};
667 ui_fill( bar
, ui_colour( k_ui_bg
) );
669 /* cursor frame block */
670 if( replay
->cursor_frame
){
671 if( replay
->cursor_frame
->r
){
672 f64 l
= (replay
->cursor_frame
->r
->time
-replay
->cursor_frame
->time
)/len
,
673 s
= (replay
->cursor_frame
->time
- start
) / len
;
674 ui_rect box
= { s
*(f64
)vg
.window_x
, 0,
675 VG_MAX(4,(ui_px
)(l
*vg
.window_x
)), bar
[3]+2 };
676 ui_fill( box
, ui_colour( k_ui_bg
+4 ) );
681 ui_rect cusor
= { cur
* (f64
)vg
.window_x
- (cwidth
/2), 0,
683 ui_fill( cusor
, ui_colour( k_ui_bg
+7 ) );
685 /* latest state marker */
686 if( replay
->statehead
){
687 f64 t
= (replay
->statehead
->time
- start
) / len
;
688 ui_rect tag
= { t
*(f64
)vg
.window_x
, 0, 2, bar
[3]+8 };
689 ui_fill( tag
, ui_colour( k_ui_green
+k_ui_brighter
) );
692 /* previous state marker */
693 replay_frame
*prev
= replay_find_recent_stateframe( replay
);
695 f64 t
= (prev
->time
- start
) / len
;
696 ui_rect tag
= { t
*(f64
)vg
.window_x
, 0, 2, bar
[3]+8 };
697 ui_fill( tag
, ui_colour( k_ui_yellow
+k_ui_brighter
) );
702 snprintf( buffer
, 128, "-%.2fs\n", (end
-replay
->cursor
) );
703 ui_text( cusor
, buffer
, 1, k_ui_align_middle_left
, 0 );
705 snprintf( buffer
, 128, "-%.2fs\n", len
);
706 ui_text( bar
, buffer
, 1, k_ui_align_middle_left
, 0 );
707 ui_text( bar
, "0s", 1, k_ui_align_middle_right
, 0 );
710 #endif /* PLAYER_REPLAY_C */