a fairly major physics update
[carveJwlIkooP6JGAAIwe30JlM.git] / player.h
index 61a1391261e758f913c77fe5b46bb8b0f45ebaab..0e92f3aae5d6f5038bcd7703adb0c046c731844a 100644 (file)
--- a/player.h
+++ b/player.h
@@ -2,11 +2,16 @@
  * Copyright (C) 2021-2022 Mt.ZERO Software, Harry Godden - All Rights Reserved
  */
 
+/*
+ * TODO: Tilt camera down to face borde when its behind you or out of vision
+ */
+
 #ifndef PLAYER_H
 #define PLAYER_H
 
 #define PLAYER_REWIND_FRAMES 60*4
 
+#include "conf.h"
 #include "audio.h"
 #include "common.h"
 #include "world.h"
@@ -14,7 +19,9 @@
 #include "bvh.h"
 
 VG_STATIC float 
-   k_walkspeed             = 12.0f,  /* no longer used */
+   k_walkspeed             = 12.0f,
+   k_air_accelerate        = 20.0f,
+
    k_runspeed              = 20.0f,
    k_board_radius          = 0.3f,
    k_board_length          = 0.45f,
@@ -29,7 +36,7 @@ VG_STATIC float
    k_steer_air             = 3.6f,
    k_steer_air_lerp        = 0.3f,
    k_pump_force            = 0.0f,
-   k_downforce             = 5.0f,
+   k_downforce             = 8.0f,
    k_walk_downforce        = 8.0f,
    k_jump_charge_speed     = (1.0f/1.0f),
    k_jump_force            = 5.0f,
@@ -38,10 +45,10 @@ VG_STATIC float
    k_walk_accel            = 150.0f,
    k_walk_friction         = 8.0f;
 
-VG_STATIC int cl_playermdl_id = 0;
 VG_STATIC int freecam = 0;
 VG_STATIC int walk_grid_iterations = 1;
 VG_STATIC float fc_speed = 10.0f;
+VG_STATIC int cl_thirdperson = 0;
 
 /* 
  * -----------------------------------------------------------------------------
@@ -62,14 +69,14 @@ VG_STATIC struct gplayer
       v3f a, v_last, m, bob, vl;
 
       /* Utility */
-      float vswitch, slip, slip_last,
-            reverse;
-
-      float grab, jump, pushing, push_time;
+      float vswitch, slip, slip_last, reverse;
+      float grab, jump, pushing, push_time, rise;
       v2f grab_mouse_delta;
 
+      int lift_frames;
+
       double start_push;
-      int in_air, on_board, jump_charge, jump_dir;
+      int in_air, on_board, jump_charge, jump_dir, grind;
 
       m3x3f vr,vr_pstep;
    }
@@ -82,10 +89,25 @@ VG_STATIC struct gplayer
    int is_dead, death_tick_allowance, rewinding;
    int rewind_sound_wait;
 
-   v3f land_target;
-   v3f land_target_log[22];
-   u32 land_target_colours[22];
-   int land_log_count;
+   struct land_prediction
+   {
+      v3f   log[50];
+      v3f   n;
+      u32   log_length;
+      float score;
+
+      enum prediction_type
+      {
+         k_prediction_none,
+         k_prediction_land,
+         k_prediction_grind
+      }
+      type;
+
+      u32   colour;
+   }
+   predictions[22];
+   u32 prediction_count;
 
    v3f handl_target, handr_target,
        handl, handr;
@@ -97,6 +119,7 @@ VG_STATIC struct gplayer
                         *input_js2v,
                         *input_jump,
                         *input_push,
+                        *input_walk,
                         *input_walkh,
                         *input_walkv,
                         *input_switch_mode,
@@ -135,7 +158,8 @@ VG_STATIC struct gplayer
          walk_timer,
          fjump,
          fonboard,
-         frun;
+         frun,
+         fgrind;
 
    float walk;
    int step_phase;
@@ -170,17 +194,28 @@ VG_STATIC struct gplayer
       struct ragdoll_part
       {
          u32 bone_id;
-         v3f offset;
+         //v3f offset;
+         
+         /* Collider transform relative to bone */
+         m4x3f collider_mtx,
+               inv_collider_mtx;
 
          u32 use_limits;
          v3f limits[2];
 
          rigidbody  rb;
          u32 parent;
+         u32 colour;
       }
       ragdoll[32];
       u32 ragdoll_count;
 
+      rb_constr_pos  position_constraints[32];
+      u32            position_constraints_count;
+
+      rb_constr_swingtwist cone_constraints[32];
+      u32                  cone_constraints_count;
+
       int shoes[2];
    }
    mdl;
@@ -217,8 +252,10 @@ VG_STATIC void player_mouseview(void);
  *                                    Events
  * -----------------------------------------------------------------------------
  */
+VG_STATIC int kill_player( int argc, char const *argv[] );
+VG_STATIC int reset_player( int argc, char const *argv[] );
 
-VG_STATIC void player_init(void)                                            /* 1 */
+VG_STATIC void player_init(void)                                         /* 1 */
 {
    player.input_js1h = vg_create_named_input( "steer-h", k_input_type_axis );
    player.input_js1v = vg_create_named_input( "steer-v", k_input_type_axis );
@@ -226,7 +263,8 @@ VG_STATIC void player_init(void)                                            /* 1
    player.input_js2h = vg_create_named_input( "grab-h", k_input_type_axis );
    player.input_js2v = vg_create_named_input( "grab-v", k_input_type_axis );
    player.input_jump = vg_create_named_input( "jump", k_input_type_button );
-   player.input_push = vg_create_named_input( "push", k_input_type_axis_norm );
+   player.input_push = vg_create_named_input( "push", k_input_type_button );
+   player.input_walk = vg_create_named_input( "walk", k_input_type_button );
 
    player.input_walkh = vg_create_named_input( "walk-h", 
                                                k_input_type_axis );
@@ -256,8 +294,11 @@ VG_STATIC void player_init(void)                                            /* 1
       "bind jump space",
       "bind jump gp-a",
 
-      "bind  push gp-lt",
-      "bind +push w",
+      "bind push gp-b",
+      "bind push w",
+
+      "bind walk shift",
+      "bind walk gp-ls",
       
       "bind  walk-h  gp-ls-h",
       "bind  walk-v -gp-ls-v",
@@ -274,23 +315,23 @@ VG_STATIC void player_init(void)                                            /* 1
    };
 
    for( int i=0; i<vg_list_size(default_cfg); i++ )
-      execute_console_input(default_cfg[i]);
+      vg_execute_console_input(default_cfg[i]);
 
    rb_init( &player.phys.rb );
    rb_init( &player.collide_front );
    rb_init( &player.collide_back  );
 
    vg_convar_push( (struct vg_convar){
-      .name = "cl_playermdl_id",
-      .data = &cl_playermdl_id,
-      .data_type = k_convar_dtype_i32,
-      .opt_i32 = { .min=0, .max=2, .clamp=1 },
-      .persistent = 1
+      .name = "gwalk_speed",
+      .data = &k_walkspeed,
+      .data_type = k_convar_dtype_f32,
+      .opt_f32 = { .clamp = 0 },
+      .persistent = 0
    });
 
    vg_convar_push( (struct vg_convar){
-      .name = "walk_speed",
-      .data = &k_walkspeed,
+      .name = "air_accelerate",
+      .data = &k_air_accelerate,
       .data_type = k_convar_dtype_f32,
       .opt_f32 = { .clamp = 0 },
       .persistent = 0
@@ -320,6 +361,14 @@ VG_STATIC void player_init(void)                                            /* 1
       .persistent = 1
    });
 
+   vg_convar_push( (struct vg_convar){
+      .name = "cl_thirdperson",
+      .data = &cl_thirdperson,
+      .data_type = k_convar_dtype_i32,
+      .opt_i32 = { .min=0, .max=1, .clamp=1 },
+      .persistent = 1
+   });
+
    vg_convar_push( (struct vg_convar){
       .name = "fcs",
       .data = &fc_speed,
@@ -328,11 +377,51 @@ VG_STATIC void player_init(void)                                            /* 1
       .persistent = 1
    });
 
+   vg_convar_push( (struct vg_convar){
+      .name = "k_ragdoll_limit_scale",
+      .data = &k_ragdoll_limit_scale,
+      .data_type = k_convar_dtype_f32,
+      .opt_f32 = { .clamp = 0 },
+      .persistent = 1
+   });
+
+   vg_convar_push( (struct vg_convar){
+      .name = "k_ragdoll_div",
+      .data = &k_ragdoll_div,
+      .data_type = k_convar_dtype_i32,
+      .opt_i32 = { .clamp=0 },
+      .persistent = 1
+   });
+
+   vg_convar_push( (struct vg_convar){
+      .name = "k_ragdoll_debug_collider",
+      .data = &k_ragdoll_debug_collider,
+      .data_type = k_convar_dtype_i32,
+      .opt_i32 = { .clamp=0 },
+      .persistent = 1
+   });
+
+   vg_convar_push( (struct vg_convar){
+      .name = "k_ragdoll_debug_constraints",
+      .data = &k_ragdoll_debug_constraints,
+      .data_type = k_convar_dtype_i32,
+      .opt_i32 = { .clamp=0 },
+      .persistent = 1
+   });
+
        vg_function_push( (struct vg_cmd){
                .name = "reset",
                .function = reset_player
        });
 
+       vg_function_push( (struct vg_cmd){
+               .name = "kill",
+               .function = kill_player
+       });
+
+   /* HACK */
+   rb_register_cvar();
+
    player.rewind_length = 0;
    player.rewind_buffer = 
       vg_linear_alloc( vg_mem.rtmemory, 
@@ -365,15 +454,51 @@ VG_STATIC void player_save_rewind_frame(void)
    }
 }
 
+
+/* disaster */
+VG_STATIC int         menu_enabled(void);
+#include "menu.h"
+
 /*
  * Free camera movement
  */
 VG_STATIC void player_mouseview(void)
 {
-   if( ui_want_mouse() )
+   if( menu_enabled() )
       return;
 
    v2_muladds( player.angles, vg.mouse_delta, 0.0025f, player.angles );
+
+   if( vg_input.controller_should_use_trackpad_look )
+   {
+      static v2f last_input;
+      static v2f vel;
+      static v2f vel_smooth;
+
+      v2f input = { player.input_js2h->axis.value,
+                    player.input_js2v->axis.value };
+
+      if( (v2_length2(last_input) > 0.001f) && (v2_length2(input) > 0.001f) )
+      {
+         v2_sub( input, last_input, vel );
+         v2_muls( vel, 1.0f/vg.time_delta, vel );
+      }
+      else
+      {
+         v2_zero( vel );
+      }
+
+      v2_lerp( vel_smooth, vel, vg.time_delta*8.0f, vel_smooth );
+      
+      v2_muladds( player.angles, vel_smooth, vg.time_delta, player.angles );
+      v2_copy( input, last_input );
+   }
+   else
+   {
+      player.angles[0] += player.input_js2h->axis.value * vg.time_delta * 4.0f;
+      player.angles[1] += player.input_js2v->axis.value * vg.time_delta * 4.0f;
+   }
+
    player.angles[1] = vg_clampf( player.angles[1], -VG_PIf*0.5f, VG_PIf*0.5f );
 }
 
@@ -382,64 +507,87 @@ VG_STATIC void player_update_pre(void)
 {
    struct player_phys *phys = &player.phys;
 
-   if( player.rewinding )
+
    {
-      return;
+      v3f ra, rb, rx;
+      v3_copy( main_camera.pos, ra );
+      v3_muladds( ra, main_camera.transform[2], -10.0f, rb );
+
+      float t;
+      if( spherecast_world( ra, rb, 0.4f, &t, rx ) != -1 )
+      {
+         m4x3f mtx;
+         m3x3_identity( mtx );
+         v3_lerp( ra, rb, t, mtx[3] );
+
+         debug_sphere( mtx, 0.4f, 0xff00ff00 );
+
+         v3f x1;
+         v3_muladds( mtx[3], rx, 0.4f, x1 );
+         vg_line( mtx[3], x1, 0xffffffff );
+      }
    }
 
-   if( vg_input_button_down( player.input_reset ) )
+
+
+
+
+
+
+
+   if( player.rewinding )
+      return;
+
+   if( vg_input_button_down( player.input_reset ) && !menu_enabled() )
    {
-      if( player.is_dead )
+      double delta = world.time - world.last_use;
+
+      if( (delta <= RESET_MAX_TIME) && (world.last_use != 0.0) )
       {
-         reset_player( 0, NULL );
+         player.rewinding = 1;
+         player.rewind_sound_wait = 1;
+         player.rewind_time = (float)player.rewind_length - 0.0001f;
+         player_save_rewind_frame();
          audio_lock();
-         audio_play_oneshot( &audio_ui[0], 1.0f );
+         audio_play_oneshot( &audio_rewind[0], 1.0f );
          audio_unlock();
-      }
-      else
-      {
-         double delta = world.time - world.last_use;
 
-         if( (delta <= RESET_MAX_TIME) && (world.last_use != 0.0) )
-         {
-            player.rewinding = 1;
-            player.rewind_sound_wait = 1;
-            player.rewind_time = (float)player.rewind_length - 0.0001f;
-            player_save_rewind_frame();
-            audio_lock();
-            audio_play_oneshot( &audio_rewind[0], 1.0f );
-            audio_unlock();
+         /* based on analytical testing. DONT CHANGE!
+          * 
+          *    time taken: y = (x^(4/5)) * 74.5
+          *    inverse   : x = (2/149)^(4/5) * y^(4/5)
+          */
 
-            /* based on analytical testing. DONT CHANGE!
-             * 
-             *    time taken: y = (x^(4/5)) * 74.5
-             *    inverse   : x = (2/149)^(4/5) * y^(4/5)
-             */
-
-            float constant = powf( 2.0f/149.0f, 4.0f/5.0f ),
-                  curve    = powf( player.rewind_total_length, 4.0f/5.0f );
-            
-            player.rewind_predicted_time = constant * curve;
-            player.diag_rewind_start = vg.time;
-            player.diag_rewind_time  = player.rewind_time;
+         float constant = powf( 2.0f/149.0f, 4.0f/5.0f ),
+               curve    = powf( player.rewind_total_length, 4.0f/5.0f );
+         
+         player.rewind_predicted_time = constant * curve;
+         player.diag_rewind_start = vg.time;
+         player.diag_rewind_time  = player.rewind_time;
 
-            player.is_dead = 0;
-            player.death_tick_allowance = 30;
-            player_restore_frame();
+         player.is_dead = 0;
+         player.death_tick_allowance = 30;
+         player_restore_frame();
 
-            if( !phys->on_board )
-            {
-               player.angles[0] = atan2f( -phys->rb.forward[2], 
-                                          -phys->rb.forward[0] );
-            }
+         if( !phys->on_board )
+         {
+            player.angles[0] = atan2f( -phys->rb.forward[2], 
+                                       -phys->rb.forward[0] );
+         }
 
-            player.mdl.shoes[0] = 1;
-            player.mdl.shoes[1] = 1;
+         player.mdl.shoes[0] = 1;
+         player.mdl.shoes[1] = 1;
 
-            world_routes_notify_reset();
+         world_routes_notify_reset();
 
-            /* apply 1 frame of movement */
-            player_do_motion();
+         /* apply 1 frame of movement */
+         player_do_motion();
+      }
+      else
+      {
+         if( player.is_dead )
+         {
+            reset_player( 0, NULL );
          }
          else
          {
@@ -451,7 +599,7 @@ VG_STATIC void player_update_pre(void)
       }
    }
 
-   if( vg_input_button_down( player.input_switch_mode ) )
+   if( vg_input_button_down( player.input_switch_mode ) && !menu_enabled() )
    {
       phys->on_board ^= 0x1;
 
@@ -473,7 +621,7 @@ VG_STATIC void player_update_pre(void)
       player_mouseview();
 }
 
-VG_STATIC void player_update_fixed(void)                                    /* 2 */
+VG_STATIC void player_update_fixed(void)                                 /* 2 */
 {
    if( player.rewinding )
       return;
@@ -502,9 +650,19 @@ VG_STATIC void player_update_fixed(void)                                    /* 2
 
 VG_STATIC void player_update_post(void)
 {
-   for( int i=0; i<player.land_log_count; i++ )
-      vg_line_cross( player.land_target_log[i], 
-            player.land_target_colours[i], 0.25f);
+   for( int i=0; i<player.prediction_count; i++ )
+   {
+      struct land_prediction *p = &player.predictions[i];
+      
+      for( int j=0; j<p->log_length - 1; j ++ )
+         vg_line( p->log[j], p->log[j+1], p->colour );
+
+      vg_line_cross( p->log[p->log_length-1], p->colour, 0.25f );
+
+      v3f p1;
+      v3_add( p->log[p->log_length-1], p->n, p1 );
+      vg_line( p->log[p->log_length-1], p1, 0xffffffff );
+   }
 
    if( player.is_dead )
    {
@@ -518,16 +676,20 @@ VG_STATIC void player_update_post(void)
       player_animate();
 
       if( !freecam )
-         player_animate_camera();
+      {
+         if( cl_thirdperson )
+            player_animate_camera_thirdperson();
+         else
+            player_animate_camera();
+      }
    }
 
    if( freecam )
       player_freecam();
 
-
    /* CAMERA POSITIONING: LAYER 0 */
-   v2_copy( player.angles, camera_angles );
-   v3_copy( player.camera_pos, camera_pos );
+   v2_copy( player.angles, main_camera.angles );
+   v3_copy( player.camera_pos, main_camera.pos );
 
    if( player.rewinding )
    {
@@ -618,8 +780,6 @@ VG_STATIC void player_update_post(void)
                   player.rewind_sound_wait = 0;
                }
             }
-
-
          }
          
          int i0 = floorf( player.rewind_time ),
@@ -638,17 +798,19 @@ VG_STATIC void player_update_post(void)
          float blend = (4.0f-player.rewind_time) * 0.25f,
                c     = vg_clampf( blend, 0.0f, 1.0f );
 
-         camera_angles[0] = vg_alerpf(override_angles[0], player.angles[0], c);
-         camera_angles[1] = vg_lerpf (override_angles[1], player.angles[1], c);
-         v3_lerp( override_pos, player.camera_pos, c, camera_pos );
+         main_camera.angles[0] = 
+            vg_alerpf(override_angles[0], player.angles[0], c);
+         main_camera.angles[1] = 
+            vg_lerpf (override_angles[1], player.angles[1], c);
+         v3_lerp( override_pos, player.camera_pos, c, main_camera.pos );
       }
    }
 
-   camera_update();
+   camera_update_transform( &main_camera );
    player_audio();
 }
 
-VG_STATIC void draw_player( m4x3f cam )
+VG_STATIC void draw_player( camera *cam )
 {
    if( player.is_dead )
       player_model_copy_ragdoll();
@@ -656,8 +818,8 @@ VG_STATIC void draw_player( m4x3f cam )
    shader_viewchar_use();
    vg_tex2d_bind( &tex_characters, 0 );
    shader_viewchar_uTexMain( 0 );
-   shader_viewchar_uCamera( cam[3] );
-   shader_viewchar_uPv( vg.pv );
+   shader_viewchar_uCamera( cam->transform[3] );
+   shader_viewchar_uPv( cam->mtx.pv );
    shader_link_standard_ub( _shader_viewchar.id, 2 );
    glUniformMatrix4x3fv( _uniform_viewchar_uTransforms, 
                          player.mdl.sk.bone_count,
@@ -685,7 +847,6 @@ VG_STATIC void player_kill(void)
    {
       player.is_dead = 1;
       player_ragdoll_copy_model( player.phys.rb.v );
-      world_routes_clear();
    }
 }