handplants
authorhgn <hgodden00@gmail.com>
Fri, 15 Dec 2023 15:49:37 +0000 (15:49 +0000)
committerhgn <hgodden00@gmail.com>
Fri, 15 Dec 2023 15:49:37 +0000 (15:49 +0000)
input.h
maps_src/dev_flatworld/main.mdl
models_src/ch_none.mdl
player.h
player_render.c
player_render.h
player_skate.c
player_skate.h

diff --git a/input.h b/input.h
index e93409b1356fefca51248be6bebea5d7f14ff765..9d10fbde79405df83ab8f96a7d3dbd95ca4edaa9 100644 (file)
--- a/input.h
+++ b/input.h
@@ -39,7 +39,7 @@ enum sr_bind{
    
    k_srbind_miniworld_teleport,
    k_srbind_miniworld_resume,
-
+   k_srbind_devbutton,
    k_srbind_max,
 };
 
@@ -116,6 +116,7 @@ static vg_input_op *input_button_list[] = {
 [k_srbind_miniworld_teleport]= INPUT_BASIC( SDLK_q, 
                                        SDL_CONTROLLER_BUTTON_LEFTSHOULDER ),
 [k_srbind_skid] = (vg_input_op[]){ vg_keyboard, SDLK_LCTRL, vg_end },
+[k_srbind_devbutton] = (vg_input_op[]){ vg_keyboard, SDLK_3, vg_end },
 [k_srbind_max]=NULL
 };
 
index e86aba5288efc55f977a2864d4e0a4a3a5cb4ccf..7860b3f8a2bc8643b5bf0b6ead71112addd25082 100644 (file)
Binary files a/maps_src/dev_flatworld/main.mdl and b/maps_src/dev_flatworld/main.mdl differ
index fa90273ef1c65d140296ec6dda3d6a44cdfcc8fe..1af0270ad6110f9df1985af8a3528a6430c985c4 100644 (file)
Binary files a/models_src/ch_none.mdl and b/models_src/ch_none.mdl differ
index 4396cbe353a5cb432087be6c4b400f3e7ebdbc28..3a3d0f72a7e1b70c5f5105355dbb89cb41cdea7c 100644 (file)
--- a/player.h
+++ b/player.h
@@ -161,7 +161,8 @@ struct {
       id_wheel_l,
       id_wheel_r,
       id_board,
-      id_eyes;
+      id_eyes,
+      id_world;
 
    u8 skeleton_mirror[32];
 
index 5b9b3be96105299da4a28af9e4e4eda590d07691..2636f802d0885dd8a0877961bd93cdbd5b47976d 100644 (file)
@@ -28,6 +28,7 @@ static void player_load_animation_reference( const char *path ){
    struct skeleton *sk = &localplayer.skeleton;
    skeleton_setup( sk, vg_mem.rtmemory, meta );
 
+   localplayer.id_world      = skeleton_bone_id( sk, "world" );
    localplayer.id_hip        = skeleton_bone_id( sk, "hips" );
    localplayer.id_chest      = skeleton_bone_id( sk, "chest" );
    localplayer.id_ik_hand_l  = skeleton_bone_id( sk, "hand.IK.L" );
@@ -540,4 +541,25 @@ static void player__render( camera *cam ){
    SDL_AtomicUnlock( &addon_system.sl_cache_using_resources );
 }
 
+static void player_mirror_pose( mdl_keyframe pose[32], 
+                                mdl_keyframe mirrored[32] ){
+   mdl_keyframe temp[32];
+
+   struct skeleton *sk = &localplayer.skeleton;
+   for( u32 i=1; i<sk->bone_count; i ++ ){
+      mdl_keyframe *dest = &temp[i-1];
+      u8 mapping = localplayer.skeleton_mirror[i];
+
+      if( mapping ) *dest = pose[mapping-1]; /* R */
+      else          *dest = pose[i-1];       /* L */
+
+      dest->co[2] *= -1.0f;
+      dest->q[0] *= -1.0f;
+      dest->q[1] *= -1.0f;
+   }
+
+   for( u32 i=0; i<sk->bone_count-1; i ++ ){
+      mirrored[i] = temp[i];
+   }
+}
 #endif /* PLAYER_RENDER_C */
index 21a53b715439830c4627e61a1ad1d32788ba6942..02a1c6b7b56aacc80d9843f62e67e881c3604fe8 100644 (file)
@@ -71,5 +71,7 @@ static void apply_full_skeleton_pose( struct skeleton *sk, player_pose *pose,
                                       m4x3f *final_mtx );
 static void lerp_player_pose( player_pose *pose0, player_pose *pose1, f32 t,
                               player_pose *posed );
+static void player_mirror_pose( mdl_keyframe pose[32], 
+                                mdl_keyframe mirrored[32] );
 
 #endif /* PLAYER_RENDER_H */
index dd0157b0a2150507cd64d069089e23c1e2a15d98..72c20966bb051fa8ea919d33871001aa78e45e52 100644 (file)
@@ -24,7 +24,8 @@ static void player__skate_bind(void){
       { &player_skate.anim_push_reverse, "push_reverse" },
       { &player_skate.anim_ollie,        "ollie" },
       { &player_skate.anim_ollie_reverse,"ollie_reverse" },
-      { &player_skate.anim_grabs,        "grabs" }
+      { &player_skate.anim_grabs,        "grabs" },
+      { &player_skate.anim_handplant,    "handplant" }
    };
 
    for( u32 i=0; i<vg_list_size(bindings); i++ )
@@ -1000,6 +1001,38 @@ static void skate_apply_jump_model(void){
    }
 }
 
+static void skate_apply_handplant_model(void){
+   struct player_skate_state *state = &player_skate.state;
+   if( localplayer.rb.to_world[1][1] < -0.1f ) return;
+   if( localplayer.rb.to_world[1][1] > 0.6f ) return;
+   if( !( button_press(k_srbind_skid) || (fabsf(state->skid)>0.1f)) ) return;
+
+   v3f lco = { 0.0f, -0.2f, -state->reverse },
+       co, dir;
+   m4x3_mulv( localplayer.rb.to_world, lco, co );
+   v3_muls( localplayer.rb.to_world[2], state->reverse, dir );
+   vg_line_arrow( co, dir, 0.13f, 0xff000000 );
+
+   ray_hit hit = { .dist = 2.0f };
+   if( ray_world( world_current_instance(), co, dir, 
+                  &hit, k_material_flag_ghosts )) {
+      vg_line( co, hit.pos, 0xff000000 );
+      vg_line_point( hit.pos, 0.1f, 0xff000000 );
+
+      if( hit.normal[1] < 0.7f ) return;
+      if( hit.dist < 0.95f ) return;
+
+      state->activity = k_skate_activity_handplant;
+      state->handplant_t = 0.0f;
+      v3_copy( localplayer.rb.co, state->store_co );
+      v3_copy( localplayer.rb.v, state->air_init_v );
+      v4_copy( localplayer.rb.q, state->store_q );
+      v3_copy( state->cog, state->store_cog );
+      v3_copy( state->cog_v, state->store_cog_v );
+      v4_copy( state->smoothed_rotation, state->store_smoothed );
+   }
+}
+
 static void skate_apply_pump_model(void){
    struct player_skate_state *state = &player_skate.state;
 
@@ -1113,6 +1146,61 @@ static enum trick_type player_skate_trick_input(void){
 static void player__skate_pre_update(void){
    struct player_skate_state *state = &player_skate.state;
 
+   if( state->activity == k_skate_activity_handplant ){
+      state->handplant_t += vg.time_delta;
+      mdl_keyframe hpose[32];
+
+      int end = !skeleton_sample_anim_clamped( 
+               &localplayer.skeleton, player_skate.anim_handplant,
+               state->handplant_t, hpose );
+
+      if( state->reverse < 0.0f )
+         player_mirror_pose( hpose, hpose );
+
+      mdl_keyframe *kf_world = &hpose[ localplayer.id_world -1 ];
+      m4x3f world, mmdl, world_view;
+      q_m3x3( kf_world->q, world );
+      v3_copy( kf_world->co, world[3] );
+
+      /* original mtx */
+      q_m3x3( state->store_q, mmdl );
+      v3_copy( state->store_co, mmdl[3] );
+      m4x3_mul( mmdl, world, world_view );
+
+      vg_line_arrow( world_view[3], world_view[0], 1.0f, 0xff0000ff );
+      vg_line_arrow( world_view[3], world_view[1], 1.0f, 0xff00ff00 );
+      vg_line_arrow( world_view[3], world_view[2], 1.0f, 0xffff0000 );
+
+      m4x3f invworld;
+      m4x3_invert_affine( world, invworld );
+      m4x3_mul( mmdl, invworld, world_view );
+
+      v3_copy( world_view[3], localplayer.rb.co );
+      m3x3_q( world_view, localplayer.rb.q );
+
+      /* new * old^-1 = transfer function */
+      m4x3f transfer;
+      m4x3_invert_affine( mmdl, transfer );
+      m4x3_mul( world_view, transfer, transfer );
+
+      m3x3_mulv( transfer, state->air_init_v, localplayer.rb.v );
+      m3x3_mulv( transfer, state->store_cog_v, state->cog_v );
+      m4x3_mulv( transfer, state->store_cog, state->cog );
+      v3_muladds( state->cog, localplayer.rb.to_world[1], 
+                  -state->handplant_t*0.5f, state->cog );
+
+      v4f qtransfer;
+      m3x3_q( transfer, qtransfer );
+      q_mul( qtransfer, state->store_smoothed, state->smoothed_rotation );
+      q_normalize( state->smoothed_rotation );
+      rb_update_transform( &localplayer.rb );
+
+      if( end ){
+         state->activity = k_skate_activity_air;
+      }
+      else return;
+   }
+
    if( button_down( k_srbind_use ) ){
       localplayer.subsystem = k_player_subsystem_walk;
 
@@ -2073,6 +2161,10 @@ static void player__skate_update(void){
    struct player_skate_state *state = &player_skate.state;
    world_instance *world = world_current_instance();
 
+   if( state->activity == k_skate_activity_handplant ){
+      return;
+   }
+
    if( world->water.enabled ){
       if( localplayer.rb.co[1]+0.25f < world->water.height ){
          player__networked_sfx( k_player_subsystem_walk, 32, 
@@ -2239,6 +2331,7 @@ grinding:;
    skate_adjust_up_direction();
    skate_apply_cog_model();
    skate_apply_jump_model();
+   skate_apply_handplant_model();
    skate_apply_grab_model();
    skate_apply_trick_model();
    skate_apply_pump_model();
@@ -2656,6 +2749,7 @@ static void player__skate_im_gui(void){
       "air",
       "air_to_grind",
       "ground",
+      "handplant",
       "undefined (INVALID)",
       "grind_any (INVALID)",
       "grind_boardslide",
@@ -2958,8 +3052,18 @@ static void player__skate_animate(void){
       vg_line_arrow( localplayer.rb.co, p2, 0.5f, VG__PINK );
    }
    else q_identity( animator->qfixuptotal );
-   rb_extrapolate( &localplayer.rb, animator->root_co, animator->root_q );
-   v3_copy( localplayer.rb.v, animator->root_v );
+
+   if( state->activity == k_skate_activity_handplant ){
+      v3_copy( state->store_co, animator->root_co );
+      v4_copy( state->store_q, animator->root_q );
+      v3_zero( animator->root_v );
+   }
+   else {
+      rb_extrapolate( &localplayer.rb, animator->root_co, animator->root_q );
+      v3_copy( localplayer.rb.v, animator->root_v );
+   }
+
+   animator->handplant_t = state->handplant_t;
 }
                         
 static void player__skate_pose( void *_animator, player_pose *pose ){
@@ -3010,24 +3114,8 @@ static void player__skate_pose( void *_animator, player_pose *pose ){
       skeleton_sample_anim( sk, player_skate.anim_slide, slide_frame, bpose );
 
       mdl_keyframe mirrored[32];
-      for( u32 i=1; i<sk->bone_count; i ++ ){
-
-         mdl_keyframe *dest = &mirrored[i-1];
-         u8 mapping = localplayer.skeleton_mirror[i];
-
-         if( mapping ) *dest = bpose[mapping-1]; /* R */
-         else          *dest = bpose[i-1];       /* L */
-
-         dest->co[2] *= -1.0f;
-         dest->q[0] *= -1.0f;
-         dest->q[1] *= -1.0f;
-      }
+      player_mirror_pose( bpose, mirrored );
       skeleton_lerp_pose( sk, bpose, mirrored, animator->z, bpose );
-
-
-
-
-
       skeleton_lerp_pose( sk, apose, bpose, animator->slide, apose );
 
       if( animator->reverse > 0.0f ){
@@ -3105,6 +3193,7 @@ static void player__skate_pose( void *_animator, player_pose *pose ){
       pose->keyframes[apply_to[i]-1].co[2] += animator->offset[2]*add_grab_mod;
    }
 
+#if 1
    /* angle 'correction' */
    v3f origin;
    v3_add( sk->bones[localplayer.id_hip].co, kf_hip->co, origin );
@@ -3114,6 +3203,48 @@ static void player__skate_pose( void *_animator, player_pose *pose ){
       keyframe_rotate_around( kf, origin, sk->bones[apply_to[i]].co,
                               animator->qfixuptotal );
    }
+#endif
+
+   if( animator->activity == k_skate_activity_handplant ){
+      mdl_keyframe hpose[32];
+      skeleton_sample_anim_clamped( sk, player_skate.anim_handplant, 
+                                    animator->handplant_t, hpose );
+      if( animator->reverse < 0.0f )
+         player_mirror_pose( hpose, hpose );
+
+      mdl_keyframe *kf_world = &hpose[ localplayer.id_world -1 ];
+      m4x3f world, mmdl, world_view;
+      q_m3x3( kf_world->q, world );
+      v3_copy( kf_world->co, world[3] );
+
+      q_m3x3( pose->root_q, mmdl );
+      v3_copy( pose->root_co, mmdl[3] );
+
+      m4x3_mul( mmdl, world, world_view );
+
+      vg_line_arrow( world_view[3], world_view[0], 1.0f, 0xff0000ff );
+      vg_line_arrow( world_view[3], world_view[1], 1.0f, 0xff00ff00 );
+      vg_line_arrow( world_view[3], world_view[2], 1.0f, 0xffff0000 );
+
+      m4x3f invworld;
+      m4x3_invert_affine( world, invworld );
+      m4x3_mul( mmdl, invworld, world_view );
+
+      m3x3_q( world_view, pose->root_q );
+      v3_copy( world_view[3], pose->root_co );
+
+      f32 t        = animator->handplant_t,
+          frames   = player_skate.anim_handplant->length-1,
+          length   = frames / player_skate.anim_handplant->rate,
+          end_dist = vg_minf( t, length - t )/k_anim_transition,
+          blend    = vg_smoothstepf( vg_minf(1,end_dist) );
+
+      skeleton_lerp_pose( sk, pose->keyframes, hpose, blend, pose->keyframes );
+   }
+
+
+
+
 
    /* trick rotation */
    v4f qtrick, qyaw, qpitch, qroll;
@@ -3175,7 +3306,8 @@ static void player__skate_pose( void *_animator, player_pose *pose ){
       q_mul( q, kf_wheels[i]->q, kf_wheels[i]->q );
       q_normalize( kf_wheels[i]->q );
    }
-
+#if 1
    {
       mdl_keyframe
          *kf_head    = &pose->keyframes[localplayer.id_head-1],
@@ -3253,6 +3385,7 @@ static void player__skate_pose( void *_animator, player_pose *pose ){
                                  sk->bones[skidders[i]].co, qskid );
       }
    }
+#endif
 }
 
 static void player__skate_effects( void *_animator, m4x3f *final_mtx,
index 04978ae6692610f99e6d6102e939ce2d7b2809fd..269e552cfff54d3340bc1cfbff949a85c6938ad0 100644 (file)
@@ -12,6 +12,7 @@ struct player_skate{
          k_skate_activity_air,
          k_skate_activity_air_to_grind,
          k_skate_activity_ground,
+         k_skate_activity_handplant,
          k_skate_activity_undefined,
          k_skate_activity_grind_any,
          k_skate_activity_grind_boardslide,
@@ -80,6 +81,10 @@ struct player_skate{
       v4f smoothed_rotation;
 
       f32 velocity_limit, grind_y_start, skid;
+      f32 handplant_t;
+
+      v3f store_cog_v, store_cog, store_co;
+      v4f store_smoothed, store_q;
    }
    state;
 
@@ -122,8 +127,9 @@ struct player_skate{
 
       f32 jump_charge;
 
-      /* linear anims */
-      f32 push_time, jump_time;
+      /* linear anims. TODO: we can union a bunch of variables here depending
+       * on activity. */
+      f32 push_time, jump_time, handplant_t;
       u8 jump_dir;
       u8 trick_type;
       u8 activity;
@@ -136,7 +142,8 @@ struct player_skate{
                         *anim_air, *anim_grind, *anim_grind_jump,
                         *anim_push,  *anim_push_reverse,
                         *anim_ollie, *anim_ollie_reverse,
-                        *anim_grabs, *anim_stop;
+                        *anim_grabs, *anim_stop,
+                        *anim_handplant;
 
    /* vectors representing the direction of the axels in localspace */
    v3f truckv0[2];
@@ -262,7 +269,8 @@ static float
    k_board_end_radius      = 0.1f,
    k_board_radius          = 0.14f,    /* 0.07 */
    
-   k_grind_balance         = -40.0f;
+   k_grind_balance         = -40.0f,
+   k_anim_transition       = 0.12f;
 
 static void player__skate_register(void){
    VG_VAR_F32( k_grind_dampener,       flags=VG_VAR_CHEAT );
@@ -291,6 +299,7 @@ static void player__skate_register(void){
    VG_VAR_F32( k_mmcollect_vert,       flags=VG_VAR_CHEAT );
    VG_VAR_F32( k_mmdecay,              flags=VG_VAR_CHEAT );
    VG_VAR_F32( k_mmthrow_steer,        flags=VG_VAR_CHEAT );
+   VG_VAR_F32( k_anim_transition,      flags=VG_VAR_CHEAT );
 }
 
 static void player__skate_bind         (void);