2 * Copyright (C) 2021-2022 Mt.ZERO Software, Harry Godden - All Rights Reserved
8 #define PLAYER_REWIND_FRAMES 60*4
17 k_walkspeed
= 20.0f
, /* no longer used */
19 k_board_radius
= 0.3f
,
20 k_board_length
= 0.45f
,
21 k_board_allowance
= 0.04f
,
22 //k_friction_lat = 8.8f,
23 k_friction_lat
= 12.0f
,
24 k_friction_resistance
= 0.01f
,
25 k_max_push_speed
= 16.0f
,
27 k_push_cycle_rate
= 8.0f
,
28 k_steer_ground
= 2.5f
,
30 k_steer_air_lerp
= 0.3f
,
33 k_walk_downforce
= 8.0f
,
34 k_jump_charge_speed
= (1.0f
/1.0f
),
38 k_walk_accel
= 150.0f
,
39 k_walk_friction
= 8.0f
;
41 VG_STATIC
int cl_playermdl_id
= 0;
42 VG_STATIC
int freecam
= 0;
43 VG_STATIC
int walk_grid_iterations
= 1;
44 VG_STATIC
float fc_speed
= 10.0f
;
47 * -----------------------------------------------------------------------------
49 * -----------------------------------------------------------------------------
52 VG_STATIC
struct gplayer
55 rigidbody collide_front
, collide_back
;
59 rigidbody rb
, rb_gate_frame
;
60 float iY
, siY
; /* Yaw inertia */
62 v3f a
, v_last
, m
, bob
, vl
;
65 float vswitch
, slip
, slip_last
,
68 float grab
, jump
, pushing
, push_time
;
70 int in_air
, on_board
, jump_charge
, jump_dir
;
77 m4x3f visual_transform
,
80 int is_dead
, death_tick_allowance
, rewinding
;
81 int rewind_sound_wait
;
84 v3f land_target_log
[22];
85 u32 land_target_colours
[22];
88 v3f handl_target
, handr_target
,
92 struct input_binding
*input_js1h
,
109 v3f camera_pos
, smooth_localcam
;
118 u32 rewind_incrementer
,
121 float rewind_time
, rewind_total_length
, rewind_predicted_time
;
122 double diag_rewind_start
, diag_rewind_time
;
141 enum mdl_surface_prop surface_prop
;
146 glmesh player_meshes
[3];
150 struct skeleton_anim
*anim_stand
,
154 *anim_push
, *anim_push_reverse
,
155 *anim_ollie
, *anim_ollie_reverse
,
156 *anim_grabs
, *anim_stop
,
157 *anim_walk
, *anim_run
, *anim_idle
,
189 .collide_front
= { .type
= k_rb_shape_sphere
, .inf
.sphere
.radius
= 0.3f
},
190 .collide_back
= { .type
= k_rb_shape_sphere
, .inf
.sphere
.radius
= 0.3f
}
196 VG_STATIC
float *player_get_pos(void);
197 VG_STATIC
void player_kill(void);
198 VG_STATIC
float *player_cam_pos(void);
199 VG_STATIC
void player_save_frame(void);
200 VG_STATIC
void player_restore_frame(void);
201 VG_STATIC
void player_save_rewind_frame(void);
206 #include "player_physics.h"
207 #include "player_ragdoll.h"
208 #include "player_model.h"
209 #include "player_animation.h"
210 #include "player_audio.h"
213 * -----------------------------------------------------------------------------
215 * -----------------------------------------------------------------------------
218 VG_STATIC
void player_init(void) /* 1 */
220 player
.input_js1h
= vg_create_named_input( "steer-h", k_input_type_axis
);
221 player
.input_js1v
= vg_create_named_input( "steer-v", k_input_type_axis
);
222 player
.input_grab
= vg_create_named_input( "grab", k_input_type_axis_norm
);
223 player
.input_js2h
= vg_create_named_input( "grab-h", k_input_type_axis
);
224 player
.input_js2v
= vg_create_named_input( "grab-v", k_input_type_axis
);
225 player
.input_emjs2h
= vg_create_named_input( "kbgrab-h", k_input_type_axis
);
226 player
.input_emjs2v
= vg_create_named_input( "kbgrab-v", k_input_type_axis
);
227 player
.input_jump
= vg_create_named_input( "jump", k_input_type_button
);
228 player
.input_push
= vg_create_named_input( "push", k_input_type_axis_norm
);
229 player
.input_walk
= vg_create_named_input( "walk", k_input_type_axis_norm
);
230 player
.input_switch_mode
= vg_create_named_input( "switch-mode",
231 k_input_type_button
);
232 player
.input_reset
= vg_create_named_input( "reset", k_input_type_button
);
234 const char *default_cfg
[] =
236 "bind steer-h gp-ls-h",
237 "bind steer-h gp-ls-h",
241 "bind steer-v gp-ls-v",
246 "bind grab-h gp-rs-h",
247 "bind grab-v gp-rs-v",
249 "bind -kbgrab-h left",
250 "bind +kbgrab-h right",
251 "bind -kbgrab-v down",
266 "bind switch-mode gp-y",
267 "bind switch-mode e",
270 for( int i
=0; i
<vg_list_size(default_cfg
); i
++ )
271 execute_console_input(default_cfg
[i
]);
273 rb_init( &player
.phys
.rb
);
274 rb_init( &player
.collide_front
);
275 rb_init( &player
.collide_back
);
277 vg_convar_push( (struct vg_convar
){
278 .name
= "cl_playermdl_id",
279 .data
= &cl_playermdl_id
,
280 .data_type
= k_convar_dtype_i32
,
281 .opt_i32
= { .min
=0, .max
=2, .clamp
=1 },
285 vg_convar_push( (struct vg_convar
){
286 .name
= "walk_speed",
287 .data
= &k_walkspeed
,
288 .data_type
= k_convar_dtype_f32
,
289 .opt_f32
= { .clamp
= 0 },
293 vg_convar_push( (struct vg_convar
){
296 .data_type
= k_convar_dtype_f32
,
297 .opt_f32
= { .clamp
= 0 },
301 vg_convar_push( (struct vg_convar
){
302 .name
= "walk_accel",
303 .data
= &k_walk_accel
,
304 .data_type
= k_convar_dtype_f32
,
305 .opt_f32
= { .clamp
= 0 },
309 vg_convar_push( (struct vg_convar
){
312 .data_type
= k_convar_dtype_i32
,
313 .opt_i32
= { .min
=0, .max
=1, .clamp
=1 },
317 vg_convar_push( (struct vg_convar
){
320 .data_type
= k_convar_dtype_f32
,
321 .opt_f32
= { .clamp
= 0 },
325 vg_function_push( (struct vg_cmd
){
327 .function
= reset_player
330 player
.rewind_length
= 0;
331 player
.rewind_buffer
=
332 vg_linear_alloc( vg_mem
.rtmemory
,
333 sizeof(struct rewind_frame
) * PLAYER_REWIND_FRAMES
);
341 VG_STATIC
void player_save_rewind_frame(void)
343 if( player
.rewind_length
< PLAYER_REWIND_FRAMES
)
345 struct rewind_frame
*fr
=
346 &player
.rewind_buffer
[ player
.rewind_length
++ ];
348 v2_copy( player
.angles
, fr
->ang
);
349 v3_copy( player
.camera_pos
, fr
->pos
);
351 player
.rewind_incrementer
= 0;
353 if( player
.rewind_length
> 1 )
355 player
.rewind_total_length
+=
356 v3_dist( player
.rewind_buffer
[player
.rewind_length
-1].pos
,
357 player
.rewind_buffer
[player
.rewind_length
-2].pos
);
362 /* Deal with input etc */
363 VG_STATIC
void player_update_pre(void)
365 struct player_phys
*phys
= &player
.phys
;
367 if( player
.rewinding
)
372 if( vg_input_button_down( player
.input_reset
) )
376 reset_player( 0, NULL
);
378 audio_play_oneshot( &audio_ui
[0], 1.0f
);
383 double delta
= world
.time
- world
.last_use
;
385 if( (delta
<= RESET_MAX_TIME
) && (world
.last_use
!= 0.0) )
387 player
.rewinding
= 1;
388 player
.rewind_sound_wait
= 1;
389 player
.rewind_time
= (float)player
.rewind_length
- 0.0001f
;
390 player_save_rewind_frame();
392 audio_play_oneshot( &audio_rewind
[0], 1.0f
);
395 /* based on analytical testing. DONT CHANGE!
397 * time taken: y = (x^(4/5)) * 74.5
398 * inverse : x = (2/149)^(4/5) * y^(4/5)
401 float constant
= powf( 2.0f
/149.0f
, 4.0f
/5.0f
),
402 curve
= powf( player
.rewind_total_length
, 4.0f
/5.0f
);
404 player
.rewind_predicted_time
= constant
* curve
;
405 player
.diag_rewind_start
= vg
.time
;
406 player
.diag_rewind_time
= player
.rewind_time
;
409 player
.death_tick_allowance
= 30;
410 player_restore_frame();
412 if( !phys
->on_board
)
414 player
.angles
[0] = atan2f( -phys
->rb
.forward
[2],
415 -phys
->rb
.forward
[0] );
418 player
.mdl
.shoes
[0] = 1;
419 player
.mdl
.shoes
[1] = 1;
421 world_routes_notify_reset();
423 /* apply 1 frame of movement */
430 audio_play_oneshot( &audio_rewind
[4], 1.0f
);
436 if( vg_input_button_down( player
.input_switch_mode
) )
438 phys
->on_board
^= 0x1;
443 v3_muladds( phys
->rb
.v
, phys
->rb
.forward
, 0.2f
, phys
->rb
.v
);
444 audio_play_oneshot( &audio_lands
[6], 1.0f
);
448 audio_play_oneshot( &audio_lands
[5], 1.0f
);
455 VG_STATIC
void player_update_fixed(void) /* 2 */
457 if( player
.rewinding
)
460 if( player
.death_tick_allowance
)
461 player
.death_tick_allowance
--;
463 struct player_phys
*phys
= &player
.phys
;
467 player_ragdoll_iter();
471 player
.rewind_incrementer
++;
473 if( player
.rewind_incrementer
> (u32
)(0.25/VG_TIMESTEP_FIXED
) )
475 player_save_rewind_frame();
482 VG_STATIC
void player_update_post(void)
484 for( int i
=0; i
<player
.land_log_count
; i
++ )
485 vg_line_cross( player
.land_target_log
[i
],
486 player
.land_target_colours
[i
], 0.25f
);
490 player_debug_ragdoll();
493 player_animate_death_cam();
500 player_animate_camera();
507 /* CAMERA POSITIONING: LAYER 0 */
508 v2_copy( player
.angles
, camera_angles
);
509 v3_copy( player
.camera_pos
, camera_pos
);
511 if( player
.rewinding
)
513 if( player
.rewind_time
<= 0.0f
)
515 double taken
= vg
.time
- player
.diag_rewind_start
;
516 vg_success( "Rewind took (rt, pl, tl): %f, %f, %f\n",
517 taken
, player
.diag_rewind_time
,
518 player
.rewind_total_length
);
520 player
.rewinding
= 0;
521 player
.rewind_length
= 1;
522 player
.rewind_total_length
= 0.0f
;
523 player
.rewind_incrementer
= 0;
524 world
.sky_target_rate
= 1.0;
528 world
.sky_target_rate
= -100.0;
529 assert( player
.rewind_length
> 0 );
534 float budget
= vg
.time_delta
,
535 overall_length
= player
.rewind_length
;
537 world_routes_rollback_time( player
.rewind_time
/ overall_length
);
539 for( int i
=0; (i
<10)&&(player
.rewind_time
>0.0f
)&&(budget
>0.0f
); i
++ )
541 /* Interpolate frames */
542 int i0
= floorf( player
.rewind_time
),
543 i1
= VG_MIN( i0
+1, player
.rewind_length
-1 );
545 struct rewind_frame
*fr
= &player
.rewind_buffer
[i0
],
546 *fr1
= &player
.rewind_buffer
[i1
];
548 float dist
= vg_maxf( v3_dist( fr
->pos
, fr1
->pos
), 0.001f
),
549 subl
= vg_fractf( player
.rewind_time
) + 0.001f
,
551 sramp
= 3.0f
-(1.0f
/(0.4f
+0.4f
*player
.rewind_time
)),
552 speed
= sramp
*28.0f
+ 0.5f
*player
.rewind_time
,
553 mod
= speed
* (budget
/ dist
),
555 advl
= vg_minf( mod
, subl
),
556 advt
= (advl
/ mod
) * budget
;
558 player
.dist_accum
+= speed
* advt
;
559 player
.rewind_time
-= advl
;
563 player
.rewind_time
= vg_maxf( 0.0f
, player
.rewind_time
);
565 float current_time
= vg
.time
- player
.diag_rewind_start
,
566 remaining
= player
.rewind_predicted_time
- current_time
;
568 if( player
.rewind_sound_wait
)
570 if( player
.rewind_predicted_time
>= 6.5f
)
572 if( remaining
<= 6.5f
)
575 audio_play_oneshot( &audio_rewind
[3], 1.0f
);
577 player
.rewind_sound_wait
= 0;
580 else if( player
.rewind_predicted_time
>= 2.5f
)
582 if( remaining
<= 2.5f
)
585 audio_play_oneshot( &audio_rewind
[2], 1.0f
);
587 player
.rewind_sound_wait
= 0;
590 else if( player
.rewind_predicted_time
>= 1.5f
)
592 if( remaining
<= 1.5f
)
595 audio_play_oneshot( &audio_rewind
[1], 1.0f
);
597 player
.rewind_sound_wait
= 0;
604 int i0
= floorf( player
.rewind_time
),
605 i1
= VG_MIN( i0
+1, player
.rewind_length
-1 );
607 struct rewind_frame
*fr
= &player
.rewind_buffer
[i0
],
608 *fr1
= &player
.rewind_buffer
[i1
];
610 float sub
= vg_fractf(player
.rewind_time
);
612 v3_lerp( fr
->pos
, fr1
->pos
, sub
, override_pos
);
613 override_angles
[0] = vg_alerpf( fr
->ang
[0], fr1
->ang
[0], sub
);
614 override_angles
[1] = vg_lerpf ( fr
->ang
[1], fr1
->ang
[1], sub
);
616 /* CAMERA POSITIONING: LAYER 1 */
617 float blend
= (4.0f
-player
.rewind_time
) * 0.25f
,
618 c
= vg_clampf( blend
, 0.0f
, 1.0f
);
620 camera_angles
[0] = vg_alerpf(override_angles
[0], player
.angles
[0], c
);
621 camera_angles
[1] = vg_lerpf (override_angles
[1], player
.angles
[1], c
);
622 v3_lerp( override_pos
, player
.camera_pos
, c
, camera_pos
);
630 VG_STATIC
void draw_player( m4x3f cam
)
633 player_model_copy_ragdoll();
635 shader_viewchar_use();
636 vg_tex2d_bind( &tex_characters
, 0 );
637 shader_viewchar_uTexMain( 0 );
638 shader_viewchar_uCamera( cam
[3] );
639 shader_viewchar_uPv( vg
.pv
);
640 shader_link_standard_ub( _shader_viewchar
.id
, 2 );
641 glUniformMatrix4x3fv( _uniform_viewchar_uTransforms
,
642 player
.mdl
.sk
.bone_count
,
644 (float *)player
.mdl
.sk
.final_mtx
);
646 mesh_bind( &player
.mdl
.player_meshes
[cl_playermdl_id
] );
647 mesh_draw( &player
.mdl
.player_meshes
[cl_playermdl_id
] );
651 * -----------------------------------------------------------------------------
653 * -----------------------------------------------------------------------------
656 VG_STATIC
float *player_get_pos(void)
658 return player
.phys
.rb
.co
;
661 VG_STATIC
void player_kill(void)
663 if( player
.death_tick_allowance
== 0 )
666 player_ragdoll_copy_model( player
.phys
.rb
.v
);
667 world_routes_clear();
671 VG_STATIC
float *player_cam_pos(void)
673 return player
.camera_pos
;
677 #endif /* PLAYER_H */