Exemplo n.º 1
0
distribution load_distribution( JsonObject &jo )
{
    if( jo.has_float( "constant" ) ) {
        return distribution::constant( jo.get_float( "constant" ) );
    }

    if( jo.has_float( "one_in" ) ) {
        return distribution::one_in( jo.get_float( "one_in" ) );
    }

    if( jo.has_array( "dice" ) ) {
        JsonArray jarr = jo.get_array( "dice" );
        return distribution::dice_roll( jarr.get_int( 0 ), jarr.get_int( 1 ) );
    }

    if( jo.has_array( "rng" ) ) {
        JsonArray jarr = jo.get_array( "rng" );
        return distribution::rng_roll( jarr.get_int( 0 ), jarr.get_int( 1 ) );
    }

    if( jo.has_array( "sum" ) ) {
        JsonArray jarr = jo.get_array( "sum" );
        JsonObject obj = jarr.next_object();
        distribution ret = load_distribution( obj );
        while( jarr.has_more() ) {
            obj = jarr.next_object();
            ret = ret + load_distribution( obj );
        }

        return ret;
    }

    if( jo.has_array( "mul" ) ) {
        JsonArray jarr = jo.get_array( "mul" );
        JsonObject obj = jarr.next_object();
        distribution ret = load_distribution( obj );
        while( jarr.has_more() ) {
            obj = jarr.next_object();
            ret = ret * load_distribution( obj );
        }

        return ret;
    }

    jo.throw_error( "Invalid distribution" );
    return distribution();
}
Exemplo n.º 2
0
distribution load_distribution( JsonObject &jo, const std::string &name )
{
    if( !jo.has_member( name ) ) {
        return distribution();
    }

    if( jo.has_float( name ) ) {
        return distribution::constant( jo.get_float( name ) );
    }

    if( jo.has_object( name ) ) {
        JsonObject obj = jo.get_object( name );
        return load_distribution( obj );
    }

    jo.throw_error( "Invalid distribution type", name );
    return distribution();
}