Gun Model

    d3d_transform_set_identity();
    d3d_transform_add_scaling( .5 , .5 , .5 );
    d3d_transform_add_rotation_z( direction );
    d3d_transform_add_rotation_x( 90 );
    d3d_transform_add_translation( x , y , 50 );
    d3d_model_draw( model , 0 , 0 , 0 , tex );
    d3d_transform_set_identity();