From: hgn <hgodden00@gmail.com>
Date: Thu, 13 Mar 2025 15:13:08 +0000 (+0000)
Subject: Add broad phase to prop colliders and add it to skate handler
X-Git-Url: https://harrygodden.com/git/?a=commitdiff_plain;h=89736ae648c3dd9799a926dd41f566113b705f4e;p=carveJwlIkooP6JGAAIwe30JlM.git

Add broad phase to prop colliders and add it to skate handler
---

diff --git a/content_skaterift/maps/dev_tutorial/main.mdl b/content_skaterift/maps/dev_tutorial/main.mdl
index 1cdda78..6ced7e2 100644
Binary files a/content_skaterift/maps/dev_tutorial/main.mdl and b/content_skaterift/maps/dev_tutorial/main.mdl differ
diff --git a/src/player_skate.c b/src/player_skate.c
index 159ef86..fb25787 100644
--- a/src/player_skate.c
+++ b/src/player_skate.c
@@ -398,7 +398,8 @@ void player__approximate_best_trajectory(void)
 
    v3f launch_v_bounds[2];
 
-   for( int i=0; i<2; i++ ){
+   for( int i=0; i<2; i++ )
+   {
       v3_copy( localplayer.rb.v, launch_v_bounds[i] );
       float ang = (float[]){ angle_begin, angle_end }[ i ];
             ang *= 0.15f;
@@ -408,9 +409,9 @@ void player__approximate_best_trajectory(void)
       q_mulv( qbias, launch_v_bounds[i], launch_v_bounds[i] );
    }
 
-   for( int m=0;m<=30; m++ ){
-      jump_info *inf = 
-         &player_skate.possible_jumps[ player_skate.possible_jump_count ++ ];
+   for( int m=0;m<=30; m++ )
+   {
+      jump_info *inf = &player_skate.possible_jumps[ player_skate.possible_jump_count ++ ];
       reset_jump_info( inf );
 
       v3f launch_co, launch_v, co0, co1;
@@ -442,7 +443,8 @@ void player__approximate_best_trajectory(void)
       v3_copy( launch_v, v );
       v3_copy( launch_co, co1 );
 
-      for( int i=1; i<=50; i++ ){
+      for( int i=1; i<=50; i++ )
+      {
          f32 t = (f32)i * k_trace_delta;
 
          /* integrate forces */
@@ -464,8 +466,10 @@ void player__approximate_best_trajectory(void)
          /* REFACTOR */
 
          v3f closest={0.0f,0.0f,0.0f};
-         if( search_for_grind ){
-            if( bh_closest_point(trace_world->geo_bh,co1,closest,1.0f) != -1 ){
+         if( search_for_grind )
+         {
+            if( bh_closest_point(trace_world->geo_bh,co1,closest,1.0f) != -1 )
+            {
                float min_dist = 0.75f;
                      min_dist *= min_dist;
 
@@ -474,7 +478,8 @@ void player__approximate_best_trajectory(void)
 
                v3f bound[2];
 
-               for( int j=0; j<2; j++ ){
+               for( int j=0; j<2; j++ )
+               {
                   v3_muls( launch_v_bounds[j], t, bound[j] );
                   bound[j][1] += -0.5f*gravity*t*t;
                   v3_add( launch_co, bound[j], bound[j] );
@@ -484,7 +489,8 @@ void player__approximate_best_trajectory(void)
                      minh = vg_minf( bound[0][1], bound[1][1] )-limh,
                      maxh = vg_maxf( bound[0][1], bound[1][1] )+limh;
 
-               if( (closest[1] < minh) || (closest[1] > maxh) ){
+               if( (closest[1] < minh) || (closest[1] > maxh) )
+               {
                   search_for_grind = 0;
                }
             }
@@ -492,8 +498,10 @@ void player__approximate_best_trajectory(void)
                search_for_grind = 0;
          }
 
-         if( search_for_grind ){
-            if( skate_grind_scansq( closest, v, 0.5f, &grind ) ){
+         if( search_for_grind )
+         {
+            if( skate_grind_scansq( closest, v, 0.5f, &grind ) )
+            {
                /* check alignment */
                v2f v0 = { v[0], v[2] },
                    v1 = { grind.dir[0], grind.dir[2] };
@@ -518,9 +526,11 @@ void player__approximate_best_trajectory(void)
             }
          }
 
-         if( trace_world->rendering_gate ){
+         if( trace_world->rendering_gate )
+         {
             ent_gate *gate = trace_world->rendering_gate;
-            if( gate_intersect( gate, co1, co0 ) ){
+            if( gate_intersect( gate, co1, co0 ) )
+            {
                m4x3_mulv( gate->transport, co0, co0 );
                m4x3_mulv( gate->transport, co1, co1 );
                m3x3_mulv( gate->transport, launch_v, launch_v);
@@ -534,9 +544,9 @@ void player__approximate_best_trajectory(void)
          float scan_radius = k_board_radius;
                scan_radius *= vg_clampf( t, 0.02f, 1.0f );
 
-         int idx = spherecast_world( trace_world, co0, co1, scan_radius, &t1, n,
-                                     k_material_flag_walking );
-         if( idx != -1 ){
+         int idx = spherecast_world( trace_world, co0, co1, scan_radius, &t1, n, k_material_flag_walking );
+         if( idx != -1 )
+         {
             v3f co;
             v3_lerp( co0, co1, t1, co );
             v3_copy( co, inf->log[ inf->log_length ++ ] ); 
@@ -2566,7 +2576,8 @@ begin_collision:;
     * --------------------------------------------------------------------------
     */
 
-   for( int i=0; i<k_wheel_count; i++ ){
+   for( int i=0; i<k_wheel_count; i++ )
+   {
       if( wheels[i].state == k_collider_state_disabled )
          continue;
 
@@ -2593,23 +2604,52 @@ begin_collision:;
    v3_muladds( localplayer.rb.to_world[3], localplayer.rb.to_world[1], 
                grind_radius + k_board_radius*0.25f+state->slap, mtx[3] );
 
+   /* board capsule */
    rb_ct *cman = &manifold[manifold_len];
-
-   int l = rb_capsule__scene( mtx, &capsule, NULL, world->geo_bh,
-                              cman, k_material_flag_walking );
-
+   int l = rb_capsule__scene( mtx, &capsule, NULL, world->geo_bh, cman, k_material_flag_walking );
    /* weld joints */
    for( int i=0; i<l; i ++ )
       cman[l].type = k_contact_type_edge;
    rb_manifold_filter_joint_edges( cman, l, 0.03f );
    l = rb_manifold_apply_filtered( cman, l );
-
    manifold_len += l;
-   vg_line_capsule( mtx, capsule.r, capsule.h, VG__WHITE );
+
+   /* props */
+   for( u32 i=0; i<af_arrcount( &world->ent_prop ); i ++ )
+   {
+      ent_prop *prop = af_arritm( &world->ent_prop, i );
+      if( prop->flags & k_prop_flag_hidden )
+         continue;
+
+      if( prop->flags & k_prop_flag_collider )
+      {
+         f32 box_r    = v3_length( prop->transform.s ),
+             player_r = 2.0f,
+             min_dist = box_r + player_r,
+             min_dist2 = min_dist*min_dist;
+
+         if( v3_dist2( localplayer.rb.co, prop->transform.co ) < min_dist2 )
+         {
+            m4x3f mmdl, mmdl_inv;
+            q_m3x3( prop->transform.q, mmdl );
+            v3_copy( prop->transform.co, mmdl[3] );
+            m4x3_invert_affine( mmdl, mmdl_inv );
+
+            boxf box;
+            v3_negate( prop->transform.s, box[0] );
+            v3_copy( prop->transform.s, box[1] );
+            manifold_len += rb_sphere__box( localplayer.rb.co, 1.0f, mmdl, mmdl_inv, box, manifold+manifold_len );
+
+            vg_line_boxf_transformed( mmdl, box, 0xffffff00 );
+         }
+      }
+   }
 
    /* add limits */
-   if( state->activity >= k_skate_activity_grind_any ){
-      for( int i=0; i<state->limit_count; i++ ){
+   if( state->activity >= k_skate_activity_grind_any )
+   {
+      for( int i=0; i<state->limit_count; i++ )
+      {
          struct grind_limit *limit = &state->limits[i];
          rb_ct *ct = &manifold[ manifold_len ++ ];
          m4x3_mulv( localplayer.rb.to_world, limit->ra, ct->co );
@@ -2619,6 +2659,8 @@ begin_collision:;
       }
    }
 
+   vg_line_capsule( mtx, capsule.r, capsule.h, VG__WHITE );
+
    /* 
     * Phase 3: Dynamics
     * --------------------------------------------------------------------------
@@ -2626,11 +2668,11 @@ begin_collision:;
 
 
    v3f world_cog;
-   m4x3_mulv( localplayer.rb.to_world, 
-              state->weight_distribution, world_cog );
+   m4x3_mulv( localplayer.rb.to_world, state->weight_distribution, world_cog );
    vg_line_point( world_cog, 0.02f, VG__BLACK );
 
-   for( int i=0; i<manifold_len; i ++ ){
+   for( int i=0; i<manifold_len; i ++ )
+   {
       rb_prepare_contact( &manifold[i], player_skate.substep_delta );
       rb_debug_contact( &manifold[i] );
    }
@@ -2660,8 +2702,10 @@ begin_collision:;
    m3x3_mul( iI, localplayer.rb.to_local, iIw );
    m3x3_mul( localplayer.rb.to_world, iIw, iIw );
 
-   for( int j=0; j<10; j++ ){
-      for( int i=0; i<manifold_len; i++ ){
+   for( int j=0; j<10; j++ )
+   {
+      for( int i=0; i<manifold_len; i++ )
+      {
          /* 
           * regular dance; calculate velocity & total mass, apply impulse.
           */
diff --git a/src/player_walk.c b/src/player_walk.c
index 2947386..03fe56b 100644
--- a/src/player_walk.c
+++ b/src/player_walk.c
@@ -528,15 +528,25 @@ static void player_walk_update_generic(void){
 
       if( prop->flags & k_prop_flag_collider )
       {
-         m4x3f mmdl, mmdl_inv;
-         q_m3x3( prop->transform.q, mmdl );
-         v3_copy( prop->transform.co, mmdl[3] );
-         m4x3_invert_affine( mmdl, mmdl_inv );
-
-         boxf box;
-         v3_negate( prop->transform.s, box[0] );
-         v3_copy( prop->transform.s, box[1] );
-         len += rb_capsule__box( mtx, &w->collider, mmdl, mmdl_inv, box, manifold+len );
+         f32 box_r    = v3_length( prop->transform.s ),
+             player_r = 2.0f,
+             min_dist = box_r + player_r,
+             min_dist2 = min_dist*min_dist;
+
+         if( v3_dist2( localplayer.rb.co, prop->transform.co ) < min_dist2 )
+         {
+            m4x3f mmdl, mmdl_inv;
+            q_m3x3( prop->transform.q, mmdl );
+            v3_copy( prop->transform.co, mmdl[3] );
+            m4x3_invert_affine( mmdl, mmdl_inv );
+
+            boxf box;
+            v3_negate( prop->transform.s, box[0] );
+            v3_copy( prop->transform.s, box[1] );
+            len += rb_capsule__box( mtx, &w->collider, mmdl, mmdl_inv, box, manifold+len );
+
+            vg_line_boxf_transformed( mmdl, box, 0xffffff00 );
+         }
       }
    }