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
);
298 void *dst
= replay_frame_data( frame
, k_replay_framedata_gamestate
);
300 /* subsytem/dynamic block */
301 if( localplayer
.subsystem
== k_player_subsystem_walk
)
302 memcpy( dst
, &player_walk
.state
, gamestate_size
);
303 else if( localplayer
.subsystem
== k_player_subsystem_skate
)
304 memcpy( dst
, &player_skate
.state
, gamestate_size
);
305 else if( localplayer
.subsystem
== k_player_subsystem_dead
){
306 struct replay_rb
*arr
= dst
;
307 for( u32 i
=0; i
<localplayer
.ragdoll
.part_count
; i
++ ){
308 rigidbody
*rb
= &localplayer
.ragdoll
.parts
[i
].obj
.rb
;
309 v3_copy( rb
->co
, arr
[i
].co
);
310 v3_copy( rb
->w
, arr
[i
].w
);
311 v3_copy( rb
->v
, arr
[i
].v
);
312 v4_copy( rb
->q
, arr
[i
].q
);
317 replay
->cursor
= vg
.time
;
318 replay
->cursor_frame
= frame
;
319 frame
->time
= vg
.time
;
322 v3_copy( localplayer
.cam
.pos
, frame
->cam_pos
);
323 if( localplayer
.gate_waiting
){
324 m4x3_mulv( localplayer
.gate_waiting
->transport
,
325 frame
->cam_pos
, frame
->cam_pos
);
328 v3_angles_vector( localplayer
.cam
.angles
, v0
);
329 m3x3_mulv( localplayer
.gate_waiting
->transport
, v0
, v0
);
330 v3_angles( v0
, frame
->cam_angles
);
333 v3_copy( localplayer
.cam
.angles
, frame
->cam_angles
);
335 frame
->cam_fov
= localplayer
.cam
.fov
;
338 void *dst
= replay_frame_data( frame
, k_replay_framedata_animator
);
340 if( localplayer
.subsystem
== k_player_subsystem_walk
)
341 memcpy( dst
, &player_walk
.animator
, animator_size
);
342 else if( localplayer
.subsystem
== k_player_subsystem_skate
)
343 memcpy( dst
, &player_skate
.animator
, animator_size
);
344 else if( localplayer
.subsystem
== k_player_subsystem_dead
){
345 memcpy( dst
, &player_dead
.animator
, animator_size
);
347 else if( localplayer
.subsystem
== k_player_subsystem_glide
){
348 memcpy( dst
, &player_glide
.animator
, animator_size
);
352 memcpy( replay_frame_data( frame
, k_replay_framedata_sfx
),
353 localplayer
.local_sfx_buffer
,
354 sizeof(struct net_sfx
)*localplayer
.local_sfx_buffer_count
);
356 localplayer
.local_sfx_buffer_count
= 0;
360 void skaterift_restore_frame( replay_frame
*frame
){
361 replay_gamestate
*gs
=
362 replay_frame_data( frame
, k_replay_framedata_internal_gamestate
);
363 void *src
= replay_frame_data( frame
, k_replay_framedata_gamestate
);
364 u16 src_size
= frame
->data_table
[ k_replay_framedata_gamestate
][1];
367 if(frame
->system
== k_player_subsystem_walk
){
368 memcpy( &player_walk
.state
, src
, src_size
);
370 else if( frame
->system
== k_player_subsystem_skate
){
371 memcpy( &player_skate
.state
, src
, src_size
);
373 else if( frame
->system
== k_player_subsystem_dead
){
374 player__dead_transition(0);
375 struct replay_rb
*arr
= src
;
377 for( u32 i
=0; i
<localplayer
.ragdoll
.part_count
; i
++ ){
378 struct ragdoll_part
*part
= &localplayer
.ragdoll
.parts
[i
];
379 rigidbody
*rb
= &part
->obj
.rb
;
381 v3_copy( arr
[i
].co
, rb
->co
);
382 v3_copy( arr
[i
].w
, rb
->w
);
383 v3_copy( arr
[i
].v
, rb
->v
);
384 v4_copy( arr
[i
].q
, rb
->q
);
386 v3_copy( arr
[i
].co
, part
->prev_co
);
387 v4_copy( arr
[i
].q
, part
->prev_q
);
391 localplayer
.subsystem
= frame
->system
;
393 memcpy( &localplayer
.rb
, &gs
->rb
, sizeof(rigidbody
) );
394 v3_copy( gs
->angles
, localplayer
.angles
);
396 v3_copy( frame
->cam_pos
, localplayer
.cam
.pos
);
397 v3_copy( frame
->cam_angles
, localplayer
.cam
.angles
);
398 localplayer
.cam
.fov
= frame
->cam_fov
;
400 memcpy( &localplayer
.cam_control
, &gs
->cam_control
,
401 sizeof(struct player_cam_controller
) );
403 /* chop end off replay */
405 skaterift
.replay
.statehead
= frame
;
406 skaterift
.replay
.head
= frame
;
407 skaterift
.replay
.cursor_frame
= frame
;
408 skaterift
.replay
.cursor
= frame
->time
;
409 skaterift
.replay_control
= k_replay_control_scrub
;
410 skaterift
.activity
= k_skaterift_default
;
411 vg
.time
= frame
->time
;
414 static void skaterift_replay_resume(void){
415 replay_frame
*prev
= replay_find_recent_stateframe(&skaterift
.replay
);
418 skaterift
.replay_control
= k_replay_control_resume
;
419 skaterift
.resume_target
= prev
;
420 skaterift
.resume_begin
= skaterift
.replay
.cursor
;
421 skaterift
.resume_transition
= 0.0f
;
427 static void skaterift_replay_update_helpers(void);
429 static void skaterift_replay_pre_update(void){
430 if( skaterift
.activity
!= k_skaterift_replay
) return;
432 if( skaterift
.replay_control
== k_replay_control_resume
){
433 if( skaterift
.replay
.cursor_frame
== skaterift
.resume_target
||
434 skaterift
.replay
.cursor_frame
== NULL
){
435 skaterift_restore_frame( skaterift
.resume_target
);
438 vg_slewf( &skaterift
.resume_transition
, 1.0f
,
439 vg
.time_frame_delta
* (1.0f
/1.0f
) );
441 if( skaterift
.resume_transition
>= 1.0f
)
442 skaterift_restore_frame( skaterift
.resume_target
);
444 f64 target
= vg_lerp( skaterift
.resume_begin
,
445 skaterift
.resume_target
->time
,
446 vg_smoothstepf( skaterift
.resume_transition
) );
447 if( replay_seek( &skaterift
.replay
, target
) )
448 skaterift
.track_velocity
= 1.0f
;
450 skaterift
.track_velocity
= 0.0f
;
455 if( button_down( k_srbind_replay_play
) )
456 skaterift
.replay_control
= k_replay_control_play
;
457 if( button_down( k_srbind_replay_freecam
) ){
458 skaterift
.freecam
= skaterift
.freecam
^ 0x1;
460 if( skaterift
.freecam
)
461 replay_get_camera( &skaterift
.replay
, &skaterift
.replay_freecam
);
463 skaterift_replay_update_helpers();
466 f32 target_speed
= axis_state( k_sraxis_replay_h
) * 5.0;
467 if( button_press( k_srbind_reset
) )
468 target_speed
+= -2.0;
470 if( fabsf(target_speed
) > 0.01f
)
471 skaterift
.replay_control
= k_replay_control_scrub
;
473 if( skaterift
.replay_control
== k_replay_control_play
)
476 vg_slewf( &skaterift
.track_velocity
, target_speed
,
477 18.0f
*vg
.time_frame_delta
);
479 if( fabsf( skaterift
.track_velocity
) > 0.0001f
){
480 f64 target
= skaterift
.replay
.cursor
;
481 target
+= skaterift
.track_velocity
* vg
.time_frame_delta
;
483 if( !replay_seek( &skaterift
.replay
, target
) )
484 skaterift
.track_velocity
= 0.0f
;
487 if( button_down( k_srbind_mback
) ){
488 if( skaterift
.replay
.statehead
)
489 skaterift_restore_frame( skaterift
.replay
.statehead
);
491 skaterift
.activity
= k_skaterift_default
;
492 srinput
.state
= k_input_state_resume
;
496 if( skaterift
.freecam
){
497 //freecam_preupdate();
500 if( button_down( k_srbind_replay_resume
) ){
501 skaterift_replay_resume();
507 static void skaterift_replay_update_helpers(void){
508 skaterift
.helper_resume
->greyed
= skaterift
.freecam
;
511 vg_strnull( &freecam_text
, skaterift
.helper_freecam
->text
,
512 GUI_HELPER_TEXT_LENGTH
);
513 vg_strcat( &freecam_text
, skaterift
.freecam
? "exit freecam": "freecam" );
516 static void skaterift_replay_post_render(void){
517 if( world_static
.active_instance
!= k_world_purpose_client
)
520 /* capture the current resume frame at the very last point */
521 if( button_down( k_srbind_reset
) ){
522 if( skaterift
.activity
== k_skaterift_default
){
523 localplayer
.rewinded_since_last_gate
= 1;
524 skaterift
.activity
= k_skaterift_replay
;
525 skaterift_record_frame( &skaterift
.replay
, 1 );
526 if( skaterift
.replay
.head
){
527 skaterift
.replay
.cursor
= skaterift
.replay
.head
->time
;
528 skaterift
.replay
.cursor_frame
= skaterift
.replay
.head
;
530 skaterift
.replay_control
= k_replay_control_scrub
;
535 if( gui_new_helper( input_axis_list
[k_sraxis_replay_h
], &text
) )
536 vg_strcat( &text
, "scrub" );
538 if( (skaterift
.helper_resume
= gui_new_helper(
539 input_button_list
[k_srbind_replay_resume
], &text
)) )
540 vg_strcat( &text
, "resume" );
542 if( gui_new_helper( input_button_list
[k_srbind_replay_play
], &text
))
543 vg_strcat( &text
, "playback" );
545 skaterift
.helper_freecam
= gui_new_helper(
546 input_button_list
[k_srbind_replay_freecam
], &text
);
548 skaterift_replay_update_helpers();
554 static void skaterift_get_replay_camera( camera
*cam
){
555 if( skaterift
.freecam
){
558 v3_copy( skaterift
.replay_freecam
.pos
, cam
->pos
);
559 v3_copy( skaterift
.replay_freecam
.angles
, cam
->angles
);
560 cam
->fov
= skaterift
.replay_freecam
.fov
;
563 replay_get_camera( &skaterift
.replay
, &skaterift
.cam
);
568 static void skaterift_replay_debug_info(void){
569 player__debugtext( 2, "replay info" );
571 replay_buffer
*replay
= &skaterift
.replay
;
575 if( replay
->tail
) tail
= (void *)replay
->tail
- replay
->data
;
576 if( replay
->head
) head
= (void *)replay
->head
- replay
->data
;
578 player__debugtext( 1, "head @%u | tail @%u\n", head
, tail
);
580 if( replay
->statehead
){
581 for( u32 i
=0; i
<4; i
++ ){
582 player__debugtext( 1, "[%u]: [%hu, %hu]\n", i
,
583 replay
->statehead
->data_table
[i
][0],
584 replay
->statehead
->data_table
[i
][1] );
586 u32 state
= (void *)replay
->statehead
- replay
->data
;
587 player__debugtext( 1, "gs @%u\n", state
);
588 player__debugtext( 1, "gamestate_size: %hu\n",
589 replay
->statehead
->data_table
[k_replay_framedata_gamestate
][1] );
592 player__debugtext( 1, "gs @NULL\n" );
594 f64 start
= replay
->cursor
,
595 end
= replay
->cursor
;
596 if( replay
->tail
) start
= replay
->tail
->time
;
597 if( replay
->head
) end
= replay
->head
->time
;
599 f64 cur
= replay
->cursor
- start
,
602 player__debugtext( 1, "cursor: %.2fs / %.2fs\n", cur
, len
);
605 static void skaterift_replay_imgui(void){
606 if( skaterift
.activity
!= k_skaterift_replay
) return;
608 replay_buffer
*replay
= &skaterift
.replay
;
609 f64 start
= replay
->cursor
,
610 end
= replay
->cursor
;
611 if( replay
->tail
) start
= replay
->tail
->time
;
612 if( replay
->head
) end
= replay
->head
->time
;
613 f64 len
= end
- start
,
614 cur
= (replay
->cursor
- start
) / len
;
621 ui_rect bar
= { 0, 0, vg
.window_x
, height
};
622 ui_fill( bar
, ui_colour( k_ui_bg
) );
624 /* cursor frame block */
625 if( replay
->cursor_frame
){
626 if( replay
->cursor_frame
->r
){
627 f64 l
= (replay
->cursor_frame
->r
->time
-replay
->cursor_frame
->time
)/len
,
628 s
= (replay
->cursor_frame
->time
- start
) / len
;
629 ui_rect box
= { s
*(f64
)vg
.window_x
, 0,
630 VG_MAX(4,(ui_px
)(l
*vg
.window_x
)), bar
[3]+2 };
631 ui_fill( box
, ui_colour( k_ui_bg
+4 ) );
636 ui_rect cusor
= { cur
* (f64
)vg
.window_x
- (cwidth
/2), 0,
638 ui_fill( cusor
, ui_colour( k_ui_bg
+7 ) );
640 /* latest state marker */
641 if( replay
->statehead
){
642 f64 t
= (replay
->statehead
->time
- start
) / len
;
643 ui_rect tag
= { t
*(f64
)vg
.window_x
, 0, 2, bar
[3]+8 };
644 ui_fill( tag
, ui_colour( k_ui_green
+k_ui_brighter
) );
647 /* previous state marker */
648 replay_frame
*prev
= replay_find_recent_stateframe( replay
);
650 f64 t
= (prev
->time
- start
) / len
;
651 ui_rect tag
= { t
*(f64
)vg
.window_x
, 0, 2, bar
[3]+8 };
652 ui_fill( tag
, ui_colour( k_ui_yellow
+k_ui_brighter
) );
657 snprintf( buffer
, 128, "-%.2fs\n", (end
-replay
->cursor
) );
658 ui_text( cusor
, buffer
, 1, k_ui_align_middle_left
, 0 );
660 snprintf( buffer
, 128, "-%.2fs\n", len
);
661 ui_text( bar
, buffer
, 1, k_ui_align_middle_left
, 0 );
662 ui_text( bar
, "0s", 1, k_ui_align_middle_right
, 0 );
665 #endif /* PLAYER_REPLAY_C */