-" // player shadow\n"
-" float dist_to_player = max( 0.0, sdLine( aWorldCo, uBoard0, uBoard1 )-0.1 );\n"
-" float player_shadow = max( 1.0-dist_to_player*2.7, 0.0 );\n"
-" player_shadow *= player_shadow*player_shadow*player_shadow;\n"
-"\n"
-" return 1.0 - max( player_shadow*0.8, famt );\n"