2 * Copyright (C) 2021-2022 Mt.ZERO Software, Harry Godden - All Rights Reserved
8 #define PLAYER_REWIND_FRAMES 60*4
17 k_walkspeed
= 12.0f
, /* 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
;
72 int in_air
, on_board
, jump_charge
, jump_dir
;
79 m4x3f visual_transform
,
82 int is_dead
, death_tick_allowance
, rewinding
;
83 int rewind_sound_wait
;
86 v3f land_target_log
[22];
87 u32 land_target_colours
[22];
90 v3f handl_target
, handr_target
,
94 struct input_binding
*input_js1h
,
110 v3f camera_pos
, smooth_localcam
;
119 u32 rewind_incrementer
,
122 float rewind_time
, rewind_total_length
, rewind_predicted_time
;
123 double diag_rewind_start
, diag_rewind_time
;
142 enum mdl_surface_prop surface_prop
;
147 glmesh player_meshes
[3];
151 struct skeleton_anim
*anim_stand
,
155 *anim_push
, *anim_push_reverse
,
156 *anim_ollie
, *anim_ollie_reverse
,
157 *anim_grabs
, *anim_stop
,
158 *anim_walk
, *anim_run
, *anim_idle
,
190 .collide_front
= { .type
= k_rb_shape_sphere
, .inf
.sphere
.radius
= 0.3f
},
191 .collide_back
= { .type
= k_rb_shape_sphere
, .inf
.sphere
.radius
= 0.3f
}
197 VG_STATIC
float *player_get_pos(void);
198 VG_STATIC
void player_kill(void);
199 VG_STATIC
float *player_cam_pos(void);
200 VG_STATIC
void player_save_frame(void);
201 VG_STATIC
void player_restore_frame(void);
202 VG_STATIC
void player_save_rewind_frame(void);
207 VG_STATIC
void player_mouseview(void);
209 #include "player_physics.h"
210 #include "player_ragdoll.h"
211 #include "player_model.h"
212 #include "player_animation.h"
213 #include "player_audio.h"
216 * -----------------------------------------------------------------------------
218 * -----------------------------------------------------------------------------
221 VG_STATIC
void player_init(void) /* 1 */
223 player
.input_js1h
= vg_create_named_input( "steer-h", k_input_type_axis
);
224 player
.input_js1v
= vg_create_named_input( "steer-v", k_input_type_axis
);
225 player
.input_grab
= vg_create_named_input( "grab", k_input_type_axis_norm
);
226 player
.input_js2h
= vg_create_named_input( "grab-h", k_input_type_axis
);
227 player
.input_js2v
= vg_create_named_input( "grab-v", k_input_type_axis
);
228 player
.input_jump
= vg_create_named_input( "jump", k_input_type_button
);
229 player
.input_push
= vg_create_named_input( "push", k_input_type_axis_norm
);
231 player
.input_walkh
= vg_create_named_input( "walk-h",
233 player
.input_walkv
= vg_create_named_input( "walk-v",
237 player
.input_switch_mode
= vg_create_named_input( "switch-mode",
238 k_input_type_button
);
239 player
.input_reset
= vg_create_named_input( "reset", k_input_type_button
);
241 const char *default_cfg
[] =
243 "bind steer-h gp-ls-h",
247 "bind steer-v gp-ls-v",
253 "bind grab-h gp-rs-h",
254 "bind grab-v gp-rs-v",
262 "bind walk-h gp-ls-h",
263 "bind walk-v -gp-ls-v",
272 "bind switch-mode gp-y",
273 "bind switch-mode e",
276 for( int i
=0; i
<vg_list_size(default_cfg
); i
++ )
277 execute_console_input(default_cfg
[i
]);
279 rb_init( &player
.phys
.rb
);
280 rb_init( &player
.collide_front
);
281 rb_init( &player
.collide_back
);
283 vg_convar_push( (struct vg_convar
){
284 .name
= "cl_playermdl_id",
285 .data
= &cl_playermdl_id
,
286 .data_type
= k_convar_dtype_i32
,
287 .opt_i32
= { .min
=0, .max
=2, .clamp
=1 },
291 vg_convar_push( (struct vg_convar
){
292 .name
= "walk_speed",
293 .data
= &k_walkspeed
,
294 .data_type
= k_convar_dtype_f32
,
295 .opt_f32
= { .clamp
= 0 },
299 vg_convar_push( (struct vg_convar
){
302 .data_type
= k_convar_dtype_f32
,
303 .opt_f32
= { .clamp
= 0 },
307 vg_convar_push( (struct vg_convar
){
308 .name
= "walk_accel",
309 .data
= &k_walk_accel
,
310 .data_type
= k_convar_dtype_f32
,
311 .opt_f32
= { .clamp
= 0 },
315 vg_convar_push( (struct vg_convar
){
318 .data_type
= k_convar_dtype_i32
,
319 .opt_i32
= { .min
=0, .max
=1, .clamp
=1 },
323 vg_convar_push( (struct vg_convar
){
326 .data_type
= k_convar_dtype_f32
,
327 .opt_f32
= { .clamp
= 0 },
331 vg_function_push( (struct vg_cmd
){
333 .function
= reset_player
336 player
.rewind_length
= 0;
337 player
.rewind_buffer
=
338 vg_linear_alloc( vg_mem
.rtmemory
,
339 sizeof(struct rewind_frame
) * PLAYER_REWIND_FRAMES
);
347 VG_STATIC
void player_save_rewind_frame(void)
349 if( player
.rewind_length
< PLAYER_REWIND_FRAMES
)
351 struct rewind_frame
*fr
=
352 &player
.rewind_buffer
[ player
.rewind_length
++ ];
354 v2_copy( player
.angles
, fr
->ang
);
355 v3_copy( player
.camera_pos
, fr
->pos
);
357 player
.rewind_incrementer
= 0;
359 if( player
.rewind_length
> 1 )
361 player
.rewind_total_length
+=
362 v3_dist( player
.rewind_buffer
[player
.rewind_length
-1].pos
,
363 player
.rewind_buffer
[player
.rewind_length
-2].pos
);
369 * Free camera movement
371 VG_STATIC
void player_mouseview(void)
373 if( ui_want_mouse() )
376 v2_muladds( player
.angles
, vg
.mouse_delta
, 0.0025f
, player
.angles
);
377 player
.angles
[1] = vg_clampf( player
.angles
[1], -VG_PIf
*0.5f
, VG_PIf
*0.5f
);
380 /* Deal with input etc */
381 VG_STATIC
void player_update_pre(void)
383 struct player_phys
*phys
= &player
.phys
;
385 if( player
.rewinding
)
390 if( vg_input_button_down( player
.input_reset
) )
394 reset_player( 0, NULL
);
396 audio_play_oneshot( &audio_ui
[0], 1.0f
);
401 double delta
= world
.time
- world
.last_use
;
403 if( (delta
<= RESET_MAX_TIME
) && (world
.last_use
!= 0.0) )
405 player
.rewinding
= 1;
406 player
.rewind_sound_wait
= 1;
407 player
.rewind_time
= (float)player
.rewind_length
- 0.0001f
;
408 player_save_rewind_frame();
410 audio_play_oneshot( &audio_rewind
[0], 1.0f
);
413 /* based on analytical testing. DONT CHANGE!
415 * time taken: y = (x^(4/5)) * 74.5
416 * inverse : x = (2/149)^(4/5) * y^(4/5)
419 float constant
= powf( 2.0f
/149.0f
, 4.0f
/5.0f
),
420 curve
= powf( player
.rewind_total_length
, 4.0f
/5.0f
);
422 player
.rewind_predicted_time
= constant
* curve
;
423 player
.diag_rewind_start
= vg
.time
;
424 player
.diag_rewind_time
= player
.rewind_time
;
427 player
.death_tick_allowance
= 30;
428 player_restore_frame();
430 if( !phys
->on_board
)
432 player
.angles
[0] = atan2f( -phys
->rb
.forward
[2],
433 -phys
->rb
.forward
[0] );
436 player
.mdl
.shoes
[0] = 1;
437 player
.mdl
.shoes
[1] = 1;
439 world_routes_notify_reset();
441 /* apply 1 frame of movement */
448 audio_play_oneshot( &audio_rewind
[4], 1.0f
);
454 if( vg_input_button_down( player
.input_switch_mode
) )
456 phys
->on_board
^= 0x1;
461 v3_muladds( phys
->rb
.v
, phys
->rb
.forward
, 0.2f
, phys
->rb
.v
);
462 audio_play_oneshot( &audio_lands
[6], 1.0f
);
466 audio_play_oneshot( &audio_lands
[5], 1.0f
);
472 if( !phys
->on_board
)
476 VG_STATIC
void player_update_fixed(void) /* 2 */
478 if( player
.rewinding
)
481 if( player
.death_tick_allowance
)
482 player
.death_tick_allowance
--;
484 struct player_phys
*phys
= &player
.phys
;
488 player_ragdoll_iter();
492 player
.rewind_incrementer
++;
494 if( player
.rewind_incrementer
> (u32
)(0.25/VG_TIMESTEP_FIXED
) )
496 player_save_rewind_frame();
503 VG_STATIC
void player_update_post(void)
505 for( int i
=0; i
<player
.land_log_count
; i
++ )
506 vg_line_cross( player
.land_target_log
[i
],
507 player
.land_target_colours
[i
], 0.25f
);
511 player_debug_ragdoll();
514 player_animate_death_cam();
521 player_animate_camera();
528 /* CAMERA POSITIONING: LAYER 0 */
529 v2_copy( player
.angles
, camera_angles
);
530 v3_copy( player
.camera_pos
, camera_pos
);
532 if( player
.rewinding
)
534 if( player
.rewind_time
<= 0.0f
)
536 double taken
= vg
.time
- player
.diag_rewind_start
;
537 vg_success( "Rewind took (rt, pl, tl): %f, %f, %f\n",
538 taken
, player
.diag_rewind_time
,
539 player
.rewind_total_length
);
541 player
.rewinding
= 0;
542 player
.rewind_length
= 1;
543 player
.rewind_total_length
= 0.0f
;
544 player
.rewind_incrementer
= 0;
545 world
.sky_target_rate
= 1.0;
549 world
.sky_target_rate
= -100.0;
550 assert( player
.rewind_length
> 0 );
555 float budget
= vg
.time_delta
,
556 overall_length
= player
.rewind_length
;
558 world_routes_rollback_time( player
.rewind_time
/ overall_length
);
560 for( int i
=0; (i
<10)&&(player
.rewind_time
>0.0f
)&&(budget
>0.0f
); i
++ )
562 /* Interpolate frames */
563 int i0
= floorf( player
.rewind_time
),
564 i1
= VG_MIN( i0
+1, player
.rewind_length
-1 );
566 struct rewind_frame
*fr
= &player
.rewind_buffer
[i0
],
567 *fr1
= &player
.rewind_buffer
[i1
];
569 float dist
= vg_maxf( v3_dist( fr
->pos
, fr1
->pos
), 0.001f
),
570 subl
= vg_fractf( player
.rewind_time
) + 0.001f
,
572 sramp
= 3.0f
-(1.0f
/(0.4f
+0.4f
*player
.rewind_time
)),
573 speed
= sramp
*28.0f
+ 0.5f
*player
.rewind_time
,
574 mod
= speed
* (budget
/ dist
),
576 advl
= vg_minf( mod
, subl
),
577 advt
= (advl
/ mod
) * budget
;
579 player
.dist_accum
+= speed
* advt
;
580 player
.rewind_time
-= advl
;
584 player
.rewind_time
= vg_maxf( 0.0f
, player
.rewind_time
);
586 float current_time
= vg
.time
- player
.diag_rewind_start
,
587 remaining
= player
.rewind_predicted_time
- current_time
;
589 if( player
.rewind_sound_wait
)
591 if( player
.rewind_predicted_time
>= 6.5f
)
593 if( remaining
<= 6.5f
)
596 audio_play_oneshot( &audio_rewind
[3], 1.0f
);
598 player
.rewind_sound_wait
= 0;
601 else if( player
.rewind_predicted_time
>= 2.5f
)
603 if( remaining
<= 2.5f
)
606 audio_play_oneshot( &audio_rewind
[2], 1.0f
);
608 player
.rewind_sound_wait
= 0;
611 else if( player
.rewind_predicted_time
>= 1.5f
)
613 if( remaining
<= 1.5f
)
616 audio_play_oneshot( &audio_rewind
[1], 1.0f
);
618 player
.rewind_sound_wait
= 0;
625 int i0
= floorf( player
.rewind_time
),
626 i1
= VG_MIN( i0
+1, player
.rewind_length
-1 );
628 struct rewind_frame
*fr
= &player
.rewind_buffer
[i0
],
629 *fr1
= &player
.rewind_buffer
[i1
];
631 float sub
= vg_fractf(player
.rewind_time
);
633 v3_lerp( fr
->pos
, fr1
->pos
, sub
, override_pos
);
634 override_angles
[0] = vg_alerpf( fr
->ang
[0], fr1
->ang
[0], sub
);
635 override_angles
[1] = vg_lerpf ( fr
->ang
[1], fr1
->ang
[1], sub
);
637 /* CAMERA POSITIONING: LAYER 1 */
638 float blend
= (4.0f
-player
.rewind_time
) * 0.25f
,
639 c
= vg_clampf( blend
, 0.0f
, 1.0f
);
641 camera_angles
[0] = vg_alerpf(override_angles
[0], player
.angles
[0], c
);
642 camera_angles
[1] = vg_lerpf (override_angles
[1], player
.angles
[1], c
);
643 v3_lerp( override_pos
, player
.camera_pos
, c
, camera_pos
);
651 VG_STATIC
void draw_player( m4x3f cam
)
654 player_model_copy_ragdoll();
656 shader_viewchar_use();
657 vg_tex2d_bind( &tex_characters
, 0 );
658 shader_viewchar_uTexMain( 0 );
659 shader_viewchar_uCamera( cam
[3] );
660 shader_viewchar_uPv( vg
.pv
);
661 shader_link_standard_ub( _shader_viewchar
.id
, 2 );
662 glUniformMatrix4x3fv( _uniform_viewchar_uTransforms
,
663 player
.mdl
.sk
.bone_count
,
665 (float *)player
.mdl
.sk
.final_mtx
);
667 mesh_bind( &player
.mdl
.player_meshes
[cl_playermdl_id
] );
668 mesh_draw( &player
.mdl
.player_meshes
[cl_playermdl_id
] );
672 * -----------------------------------------------------------------------------
674 * -----------------------------------------------------------------------------
677 VG_STATIC
float *player_get_pos(void)
679 return player
.phys
.rb
.co
;
682 VG_STATIC
void player_kill(void)
684 if( player
.death_tick_allowance
== 0 )
687 player_ragdoll_copy_model( player
.phys
.rb
.v
);
688 world_routes_clear();
692 VG_STATIC
float *player_cam_pos(void)
694 return player
.camera_pos
;
698 #endif /* PLAYER_H */