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;
142 if( t
< replay
->tail
->time
) t
= replay
->tail
->time
;
143 if( t
> replay
->head
->time
) t
= replay
->head
->time
;
145 if( !replay
->cursor_frame
) {
146 replay
->cursor
= replay
->head
->time
;
147 replay
->cursor_frame
= replay
->head
;
149 if( fabs(replay
->head
->time
-t
) > fabs(replay
->tail
->time
-t
) ){
150 replay
->cursor
= replay
->tail
->time
;
151 replay
->cursor_frame
= replay
->tail
;
155 f64 dir
= t
- replay
->cursor
;
156 if( dir
== 0.0 ) return 0;
157 dir
= vg_signf( dir
);
163 if( t
> replay
->cursor_frame
->time
) {
170 if( dir
> 0.0 ) next
= replay
->cursor_frame
->r
;
171 else next
= replay
->cursor_frame
->l
;
176 if( t
< next
->time
){
182 replay_emit_frame_sounds( next
);
184 replay
->cursor_frame
= next
;
185 replay
->cursor
= next
->time
;
194 static replay_frame
*replay_find_recent_stateframe( replay_buffer
*replay
){
195 replay_frame
*frame
= replay
->cursor_frame
;
198 if( !frame
) return frame
;
199 if( frame
->data_table
[ k_replay_framedata_gamestate
][1] ) return frame
;
206 static f32
replay_subframe_time( replay_buffer
*replay
){
207 replay_frame
*frame
= replay
->cursor_frame
;
208 if( !frame
) return 0.0f
;
209 replay_frame
*next
= frame
->r
;
211 f64 l
= next
->time
- frame
->time
,
212 t
= (l
<= (1.0/128.0))? 0.0: (replay
->cursor
- frame
->time
) / l
;
213 return vg_clampf( t
, 0.0f
, 1.0f
);
219 static void replay_get_frame_camera( replay_frame
*frame
, camera
*cam
){
220 cam
->fov
= frame
->cam_fov
;
221 v3_copy( frame
->cam_pos
, cam
->pos
);
222 v3_copy( frame
->cam_angles
, cam
->angles
);
225 static void replay_get_camera( replay_buffer
*replay
, camera
*cam
){
228 if( replay
->cursor_frame
){
229 replay_frame
*next
= replay
->cursor_frame
->r
;
234 replay_get_frame_camera( replay
->cursor_frame
, cam
);
235 replay_get_frame_camera( next
, &temp
);
236 camera_lerp( cam
, &temp
, replay_subframe_time( replay
), cam
);
239 replay_get_frame_camera( replay
->cursor_frame
, cam
);
244 v3_zero( cam
->angles
);
254 static void skaterift_record_frame( replay_buffer
*replay
,
255 int force_gamestate
){
256 f64 delta
= 9999999.9,
257 statedelta
= 9999999.9;
260 delta
= vg
.time
- replay
->head
->time
;
262 if( replay
->statehead
)
263 statedelta
= vg
.time
- replay
->statehead
->time
;
265 const f64 k_replay_rate
= 1.0/30.0,
266 k_gamestate_rate
= 0.5;
272 if( force_gamestate
) save_state
= 1;
273 if( statedelta
> k_gamestate_rate
) save_state
= 1;
274 if( delta
> k_replay_rate
) save_frame
= 1;
275 if( save_state
) save_frame
= 1;
277 if( localplayer
.have_glider
|| localplayer
.glider_orphan
||
278 localplayer
.subsystem
== k_player_subsystem_glide
){
282 if( !save_frame
) return;
284 u16 gamestate_size
= 0;
286 /* TODO: have as part of system struct */
287 gamestate_size
= (u32
[]){
288 [k_player_subsystem_walk
] = sizeof(struct player_walk_state
),
289 [k_player_subsystem_drive
] = 0,
290 [k_player_subsystem_skate
] = sizeof(struct player_skate_state
),
291 [k_player_subsystem_dead
] = localplayer
.ragdoll
.part_count
*
292 sizeof(struct replay_rb
),
293 [k_player_subsystem_glide
] = sizeof(struct replay_rb
),
294 }[ localplayer
.subsystem
];
297 u16 animator_size
= player_subsystems
[localplayer
.subsystem
]->animator_size
;
299 replay_frame
*frame
= replay_newframe( replay
,
300 animator_size
, gamestate_size
,
301 localplayer
.local_sfx_buffer_count
,
303 frame
->system
= localplayer
.subsystem
;
306 replay_gamestate
*gs
=
307 replay_frame_data( frame
, k_replay_framedata_internal_gamestate
);
309 gs
->current_run_version
= world_static
.current_run_version
;
311 /* permanent block */
312 memcpy( &gs
->rb
, &localplayer
.rb
, sizeof(rigidbody
) );
313 memcpy( &gs
->glider_rb
, &player_glide
.rb
, sizeof(rigidbody
) );
314 memcpy( &gs
->cam_control
, &localplayer
.cam_control
,
315 sizeof(struct player_cam_controller
) );
316 v3_copy( localplayer
.angles
, gs
->angles
);
318 void *dst
= replay_frame_data( frame
, k_replay_framedata_gamestate
);
320 /* subsytem/dynamic block */
321 if( localplayer
.subsystem
== k_player_subsystem_walk
)
322 memcpy( dst
, &player_walk
.state
, gamestate_size
);
323 else if( localplayer
.subsystem
== k_player_subsystem_skate
)
324 memcpy( dst
, &player_skate
.state
, gamestate_size
);
325 else if( localplayer
.subsystem
== k_player_subsystem_dead
){
326 struct replay_rb
*arr
= dst
;
327 for( u32 i
=0; i
<localplayer
.ragdoll
.part_count
; i
++ ){
328 rigidbody
*rb
= &localplayer
.ragdoll
.parts
[i
].rb
;
329 v3_copy( rb
->co
, arr
[i
].co
);
330 v3_copy( rb
->w
, arr
[i
].w
);
331 v3_copy( rb
->v
, arr
[i
].v
);
332 v4_copy( rb
->q
, arr
[i
].q
);
335 else if( localplayer
.subsystem
== k_player_subsystem_glide
){
336 struct replay_rb
*arr
= dst
;
337 rigidbody
*rb
= &player_glide
.rb
;
338 v3_copy( rb
->co
, arr
[0].co
);
339 v3_copy( rb
->w
, arr
[0].w
);
340 v3_copy( rb
->v
, arr
[0].v
);
341 v4_copy( rb
->q
, arr
[0].q
);
346 struct replay_glider_data
*inf
=
347 replay_frame_data( frame
, k_replay_framedata_glider
);
349 inf
->have_glider
= localplayer
.have_glider
;
350 inf
->glider_orphan
= localplayer
.glider_orphan
;
351 inf
->t
= player_glide
.t
;
352 v3_copy( player_glide
.rb
.co
, inf
->co
);
353 v4_copy( player_glide
.rb
.q
, inf
->q
);
356 replay
->cursor
= vg
.time
;
357 replay
->cursor_frame
= frame
;
358 frame
->time
= vg
.time
;
361 v3_copy( localplayer
.cam
.pos
, frame
->cam_pos
);
362 if( localplayer
.gate_waiting
){
363 m4x3_mulv( localplayer
.gate_waiting
->transport
,
364 frame
->cam_pos
, frame
->cam_pos
);
367 v3_angles_vector( localplayer
.cam
.angles
, v0
);
368 m3x3_mulv( localplayer
.gate_waiting
->transport
, v0
, v0
);
369 v3_angles( v0
, frame
->cam_angles
);
372 v3_copy( localplayer
.cam
.angles
, frame
->cam_angles
);
374 frame
->cam_fov
= localplayer
.cam
.fov
;
377 void *dst
= replay_frame_data( frame
, k_replay_framedata_animator
),
378 *src
= player_subsystems
[localplayer
.subsystem
]->animator_data
;
379 memcpy( dst
, src
, animator_size
);
382 memcpy( replay_frame_data( frame
, k_replay_framedata_sfx
),
383 localplayer
.local_sfx_buffer
,
384 sizeof(struct net_sfx
)*localplayer
.local_sfx_buffer_count
);
386 localplayer
.local_sfx_buffer_count
= 0;
390 void skaterift_restore_frame( replay_frame
*frame
){
391 replay_gamestate
*gs
=
392 replay_frame_data( frame
, k_replay_framedata_internal_gamestate
);
393 void *src
= replay_frame_data( frame
, k_replay_framedata_gamestate
);
394 u16 src_size
= frame
->data_table
[ k_replay_framedata_gamestate
][1];
395 world_static
.current_run_version
= gs
->current_run_version
;
397 if(frame
->system
== k_player_subsystem_walk
){
398 memcpy( &player_walk
.state
, src
, src_size
);
400 else if( frame
->system
== k_player_subsystem_skate
){
401 memcpy( &player_skate
.state
, src
, src_size
);
403 else if( frame
->system
== k_player_subsystem_dead
){
404 player__dead_transition(0);
405 struct replay_rb
*arr
= src
;
407 for( u32 i
=0; i
<localplayer
.ragdoll
.part_count
; i
++ ){
408 struct ragdoll_part
*part
= &localplayer
.ragdoll
.parts
[i
];
409 rigidbody
*rb
= &part
->rb
;
411 v3_copy( arr
[i
].co
, rb
->co
);
412 v3_copy( arr
[i
].w
, rb
->w
);
413 v3_copy( arr
[i
].v
, rb
->v
);
414 v4_copy( arr
[i
].q
, rb
->q
);
416 v3_copy( arr
[i
].co
, part
->prev_co
);
417 v4_copy( arr
[i
].q
, part
->prev_q
);
418 rb_update_matrices( rb
);
421 else if( frame
->system
== k_player_subsystem_glide
){
422 struct replay_rb
*arr
= src
;
423 rigidbody
*rb
= &player_glide
.rb
;
424 v3_copy( arr
[0].co
, rb
->co
);
425 v3_copy( arr
[0].w
, rb
->w
);
426 v3_copy( arr
[0].v
, rb
->v
);
427 v4_copy( arr
[0].q
, rb
->q
);
428 rb_update_matrices( rb
);
431 localplayer
.subsystem
= frame
->system
;
433 /* restore the seperated glider data if we have it */
434 if( frame
->data_table
[ k_replay_framedata_glider
][1] ){
435 struct replay_glider_data
*inf
=
436 replay_frame_data( frame
, k_replay_framedata_glider
);
438 localplayer
.have_glider
= inf
->have_glider
;
439 localplayer
.glider_orphan
= inf
->glider_orphan
;
440 player_glide
.t
= inf
->t
;
443 localplayer
.have_glider
= 0;
444 localplayer
.glider_orphan
= 0;
445 player_glide
.t
= 0.0f
;
448 memcpy( &localplayer
.rb
, &gs
->rb
, sizeof(rigidbody
) );
449 memcpy( &player_glide
.rb
, &gs
->glider_rb
, sizeof(rigidbody
) );
450 v3_copy( gs
->angles
, localplayer
.angles
);
452 v3_copy( frame
->cam_pos
, localplayer
.cam
.pos
);
453 v3_copy( frame
->cam_angles
, localplayer
.cam
.angles
);
454 localplayer
.cam
.fov
= frame
->cam_fov
;
456 memcpy( &localplayer
.cam_control
, &gs
->cam_control
,
457 sizeof(struct player_cam_controller
) );
459 /* chop end off replay */
461 skaterift
.replay
.statehead
= frame
;
462 skaterift
.replay
.head
= frame
;
463 skaterift
.replay
.cursor_frame
= frame
;
464 skaterift
.replay
.cursor
= frame
->time
;
465 skaterift
.replay_control
= k_replay_control_scrub
;
466 skaterift
.activity
= k_skaterift_default
;
467 vg
.time
= frame
->time
;
470 static void skaterift_replay_resume(void){
471 replay_frame
*prev
= replay_find_recent_stateframe(&skaterift
.replay
);
474 skaterift
.replay_control
= k_replay_control_resume
;
475 skaterift
.resume_target
= prev
;
476 skaterift
.resume_begin
= skaterift
.replay
.cursor
;
477 skaterift
.resume_transition
= 0.0f
;
483 static void skaterift_replay_update_helpers(void);
485 static void skaterift_replay_pre_update(void){
486 if( skaterift
.activity
!= k_skaterift_replay
) return;
488 if( skaterift
.replay_control
== k_replay_control_resume
){
489 if( skaterift
.replay
.cursor_frame
== skaterift
.resume_target
||
490 skaterift
.replay
.cursor_frame
== NULL
){
491 skaterift_restore_frame( skaterift
.resume_target
);
494 vg_slewf( &skaterift
.resume_transition
, 1.0f
,
495 vg
.time_frame_delta
* (1.0f
/1.0f
) );
497 if( skaterift
.resume_transition
>= 1.0f
)
498 skaterift_restore_frame( skaterift
.resume_target
);
500 f64 target
= vg_lerp( skaterift
.resume_begin
,
501 skaterift
.resume_target
->time
,
502 vg_smoothstepf( skaterift
.resume_transition
) );
503 if( replay_seek( &skaterift
.replay
, target
) )
504 skaterift
.track_velocity
= 1.0f
;
506 skaterift
.track_velocity
= 0.0f
;
511 if( button_down( k_srbind_replay_play
) )
512 skaterift
.replay_control
= k_replay_control_play
;
513 if( button_down( k_srbind_replay_freecam
) ){
514 skaterift
.freecam
= skaterift
.freecam
^ 0x1;
516 if( skaterift
.freecam
)
517 replay_get_camera( &skaterift
.replay
, &skaterift
.replay_freecam
);
519 skaterift_replay_update_helpers();
522 f32 target_speed
= axis_state( k_sraxis_replay_h
) * 5.0;
523 if( button_press( k_srbind_reset
) )
524 target_speed
+= -2.0;
526 if( fabsf(target_speed
) > 0.01f
)
527 skaterift
.replay_control
= k_replay_control_scrub
;
529 if( skaterift
.replay_control
== k_replay_control_play
)
532 vg_slewf( &skaterift
.track_velocity
, target_speed
,
533 18.0f
*vg
.time_frame_delta
);
535 if( fabsf( skaterift
.track_velocity
) > 0.0001f
){
536 f64 target
= skaterift
.replay
.cursor
;
537 target
+= skaterift
.track_velocity
* vg
.time_frame_delta
;
539 if( !replay_seek( &skaterift
.replay
, target
) )
540 skaterift
.track_velocity
= 0.0f
;
543 if( button_down( k_srbind_mback
) ){
544 if( skaterift
.replay
.statehead
)
545 skaterift_restore_frame( skaterift
.replay
.statehead
);
547 skaterift
.activity
= k_skaterift_default
;
548 srinput
.state
= k_input_state_resume
;
552 if( skaterift
.freecam
){
553 //freecam_preupdate();
556 if( button_down( k_srbind_replay_resume
) ){
557 skaterift_replay_resume();
563 static void skaterift_replay_update_helpers(void){
564 skaterift
.helper_resume
->greyed
= skaterift
.freecam
;
567 vg_strnull( &freecam_text
, skaterift
.helper_freecam
->text
,
568 GUI_HELPER_TEXT_LENGTH
);
569 vg_strcat( &freecam_text
, skaterift
.freecam
? "exit freecam": "freecam" );
572 static void skaterift_replay_post_render(void){
573 #ifndef SR_ALLOW_REWIND_HUB
574 if( world_static
.active_instance
!= k_world_purpose_client
)
578 /* capture the current resume frame at the very last point */
579 if( button_down( k_srbind_reset
) ){
580 if( skaterift
.activity
== k_skaterift_default
){
581 localplayer
.rewinded_since_last_gate
= 1;
582 skaterift
.activity
= k_skaterift_replay
;
583 skaterift_record_frame( &skaterift
.replay
, 1 );
584 if( skaterift
.replay
.head
){
585 skaterift
.replay
.cursor
= skaterift
.replay
.head
->time
;
586 skaterift
.replay
.cursor_frame
= skaterift
.replay
.head
;
588 skaterift
.replay_control
= k_replay_control_scrub
;
593 if( gui_new_helper( input_axis_list
[k_sraxis_replay_h
], &text
) )
594 vg_strcat( &text
, "scrub" );
596 if( (skaterift
.helper_resume
= gui_new_helper(
597 input_button_list
[k_srbind_replay_resume
], &text
)) )
598 vg_strcat( &text
, "resume" );
600 if( gui_new_helper( input_button_list
[k_srbind_replay_play
], &text
))
601 vg_strcat( &text
, "playback" );
603 skaterift
.helper_freecam
= gui_new_helper(
604 input_button_list
[k_srbind_replay_freecam
], &text
);
606 skaterift_replay_update_helpers();
611 static void skaterift_replay_debug_info(void){
612 player__debugtext( 2, "replay info" );
614 replay_buffer
*replay
= &skaterift
.replay
;
618 if( replay
->tail
) tail
= (void *)replay
->tail
- replay
->data
;
619 if( replay
->head
) head
= (void *)replay
->head
- replay
->data
;
621 player__debugtext( 1, "head @%u | tail @%u\n", head
, tail
);
623 if( replay
->statehead
){
624 for( u32 i
=0; i
<k_replay_framedata_rows
; i
++ ){
625 player__debugtext( 1, "[%u]: [%hu, %hu]\n", i
,
626 replay
->statehead
->data_table
[i
][0],
627 replay
->statehead
->data_table
[i
][1] );
629 u32 state
= (void *)replay
->statehead
- replay
->data
;
630 player__debugtext( 1, "gs @%u\n", state
);
631 player__debugtext( 1, "gamestate_size: %hu\n",
632 replay
->statehead
->data_table
[k_replay_framedata_gamestate
][1] );
635 player__debugtext( 1, "gs @NULL\n" );
637 f64 start
= replay
->cursor
,
638 end
= replay
->cursor
;
639 if( replay
->tail
) start
= replay
->tail
->time
;
640 if( replay
->head
) end
= replay
->head
->time
;
642 f64 cur
= replay
->cursor
- start
,
645 player__debugtext( 1, "cursor: %.2fs / %.2fs\n", cur
, len
);
648 static void skaterift_replay_imgui(void){
649 if( skaterift
.activity
!= k_skaterift_replay
) return;
651 replay_buffer
*replay
= &skaterift
.replay
;
652 f64 start
= replay
->cursor
,
653 end
= replay
->cursor
;
654 if( replay
->tail
) start
= replay
->tail
->time
;
655 if( replay
->head
) end
= replay
->head
->time
;
656 f64 len
= end
- start
,
657 cur
= (replay
->cursor
- start
) / len
;
664 ui_rect bar
= { 0, 0, vg
.window_x
, height
};
665 ui_fill( bar
, ui_colour( k_ui_bg
) );
667 /* cursor frame block */
668 if( replay
->cursor_frame
){
669 if( replay
->cursor_frame
->r
){
670 f64 l
= (replay
->cursor_frame
->r
->time
-replay
->cursor_frame
->time
)/len
,
671 s
= (replay
->cursor_frame
->time
- start
) / len
;
672 ui_rect box
= { s
*(f64
)vg
.window_x
, 0,
673 VG_MAX(4,(ui_px
)(l
*vg
.window_x
)), bar
[3]+2 };
674 ui_fill( box
, ui_colour( k_ui_bg
+4 ) );
679 ui_rect cusor
= { cur
* (f64
)vg
.window_x
- (cwidth
/2), 0,
681 ui_fill( cusor
, ui_colour( k_ui_bg
+7 ) );
683 /* latest state marker */
684 if( replay
->statehead
){
685 f64 t
= (replay
->statehead
->time
- start
) / len
;
686 ui_rect tag
= { t
*(f64
)vg
.window_x
, 0, 2, bar
[3]+8 };
687 ui_fill( tag
, ui_colour( k_ui_green
+k_ui_brighter
) );
690 /* previous state marker */
691 replay_frame
*prev
= replay_find_recent_stateframe( replay
);
693 f64 t
= (prev
->time
- start
) / len
;
694 ui_rect tag
= { t
*(f64
)vg
.window_x
, 0, 2, bar
[3]+8 };
695 ui_fill( tag
, ui_colour( k_ui_yellow
+k_ui_brighter
) );
700 snprintf( buffer
, 128, "-%.2fs\n", (end
-replay
->cursor
) );
701 ui_text( cusor
, buffer
, 1, k_ui_align_middle_left
, 0 );
703 snprintf( buffer
, 128, "-%.2fs\n", len
);
704 ui_text( bar
, buffer
, 1, k_ui_align_middle_left
, 0 );
705 ui_text( bar
, "0s", 1, k_ui_align_middle_right
, 0 );
708 #endif /* PLAYER_REPLAY_C */