+static
+void world_render_challenges( world_instance *world, struct world_pass *pass,
+ v3f pos, int layer_depth ){
+ if( !world ) return;
+ if( skaterift.activity == k_skaterift_replay ) return;
+ if( world != world_current_instance() ) return;
+
+ /* sort lists */
+ f32 radius = 40.0f;
+
+ u32 objective_list[ 32 ],
+ challenge_list[ 16 ];
+
+ v2f objective_uv_offsets[ 32 ];
+
+ u32 objective_count = 0,
+ challenge_count = 0;
+
+ ent_challenge *active_challenge = NULL;
+ int running = 0;
+ if( mdl_entity_id_type( world_static.focused_entity ) == k_ent_challenge ){
+ if( (skaterift.activity == k_skaterift_default) &&
+ world_static.challenge_target ){
+ running = 1;
+ }
+
+ if( !((skaterift.activity != k_skaterift_ent_focus) &&
+ !world_static.challenge_target) ){
+ world_instance *challenge_world = world_current_instance();
+ u32 index = mdl_entity_id_id( world_static.focused_entity );
+ active_challenge = mdl_arritm(&challenge_world->ent_challenge, index);
+ }
+ }
+
+ if( active_challenge ){
+ shader_scene_fxglow_uUvOffset( (v2f){ 8.0f/256.0f, 0.0f } );
+ challenge_list[ challenge_count ++ ] = world_static.focused_entity;
+
+ u32 next = active_challenge->first;
+ while( mdl_entity_id_type(next) == k_ent_objective ){
+ u32 index = mdl_entity_id_id( next );
+ objective_list[ objective_count ++ ] = index;
+
+ ent_objective *objective = mdl_arritm( &world->ent_objective, index );
+ next = objective->id_next;
+ }
+
+ radius = 10000.0f;
+ }
+ else {
+ shader_scene_fxglow_uUvOffset( (v2f){ 0.0f, 0.0f } );
+ bh_iter it;
+ bh_iter_init_range( 0, &it, pos, radius+10.0f );
+ i32 idx;
+ while( bh_next( world->entity_bh, &it, &idx ) ){
+ u32 id = world->entity_list[ idx ],
+ type = mdl_entity_id_type( id ),
+ index = mdl_entity_id_id( id );
+
+ if( type == k_ent_objective ) {
+ if( objective_count < vg_list_size(objective_list) )
+ objective_list[ objective_count ++ ] = index;
+ }
+ else if( type == k_ent_challenge ){
+ if( challenge_count < vg_list_size(challenge_list) )
+ challenge_list[ challenge_count ++ ] = index;
+ }
+ }
+ }
+
+ /* render objectives */
+ glDisable( GL_CULL_FACE );
+ mesh_bind( &world->mesh_no_collide );
+ u32 last_material = 0;
+ for( u32 i=0; i<objective_count; i++ ){
+ u32 index = objective_list[ i ];
+ ent_objective *objective = mdl_arritm( &world->ent_objective, index );
+ if( (objective->flags & k_ent_objective_hidden) &&
+ !active_challenge ) continue;
+
+ f32 scale = 1.0f;
+
+ if( running ){
+ u32 passed = objective->flags & k_ent_objective_passed;
+ f32 target = passed? 0.0f: 1.0f;
+ vg_slewf(&objective->transform.s[0], target, vg.time_frame_delta*4.0f);
+ scale = vg_smoothstepf( objective->transform.s[0] );
+
+ if( (objective == world_static.challenge_target) || passed )
+ shader_scene_fxglow_uUvOffset( (v2f){ 16.0f/256.0f, 0.0f } );
+ else
+ shader_scene_fxglow_uUvOffset( (v2f){ 8.0f/256.0f, 0.0f } );
+ }
+ else {
+ f32 dist = v3_dist( objective->transform.co, pos ) * (1.0f/radius);
+ scale = vg_smoothstepf( vg_clampf( 5.0f-dist*5.0f, 0.0f,1.0f ) );
+ }
+
+ m4x3f mmdl;
+ q_m3x3( objective->transform.q, mmdl );
+ m3x3_scalef( mmdl, scale );
+ v3_copy( objective->transform.co, mmdl[3] );
+ shader_scene_fxglow_uMdl( mmdl );
+
+ for( u32 j=0; j<objective->submesh_count; j++ ){
+ mdl_submesh *sm = mdl_arritm( &world->meta.submeshs,
+ objective->submesh_start + j );
+
+ if( sm->material_id != last_material ){
+ last_material = sm->material_id;
+ pass->fn_bind_textures( world, &world->surfaces[sm->material_id] );
+ }
+ mdl_draw_submesh( sm );
+ }
+ }
+
+ /* render texts */
+ font3d_bind( &gui.font, k_font_shader_world, 0, world, &skaterift.cam );