+
+ mdl_keyframe kf;
+ v3_zero( kf.co );
+ q_identity( kf.q );
+ v3_zero( kf.s );
+
+ v4f qroll;
+ q_axis_angle( qroll, (v3f){0.0f,0.0f,1.0f}, pose->lean * 0.6f );
+ keyframe_rotate_around( &kf, (v3f){0.0f,0.11f,0.0f},
+ (v3f){0.0f,0.0f,0.0f}, qroll );
+
+ v3_add( board->board_position, kf.co, mlocal[3] );
+ q_m3x3( kf.q, mlocal );
+