Пример #1
0
STATIC void parseString( const char *str ) {

/**/myassert( str != NULL );
    for(;;) {
        while( isspace( *str ) ) ++str;
        switch( *str ) {
        case 0:
            return;
        case SWCHAR:
        case '-':
            str += 2;
            switch( str[-1] ) {
            case 'o':   str = doOutput( str );      break;
            case 'd':   str = doDebug( str );       break;
            case 'p':   str = doParse( str );       break;
            case 'f':   str = doFile( str );        break;
            case 'q':   /* FALL THROUGH */
#if 0
            case 'l':
#endif
            case 'b':   str = doToggle( str );      break;
            default:    usage();
            }
            if( !isBreakChar( *str ) ) usage();
            break;
        case INCCHAR:
            str = doInclude( str + 1 );
            break;
        case CMTCHAR:
            str = doComment( str + 1 );
            break;
        default:
            str = addFile( str );
            break;
        }
    }

}
Пример #2
0
bool SceneLoader::buildScene(string filename)
{
    buildEndlineTable(filename);

    ifstream file(filename.c_str());
    string line;
    int lastPos = 0;
    while (findOpenParen(file))
    {
        cout << "found open paren" << endl;
        file.tellg();
        if (readCommand(file, line)) {
            if (line == "Include")
            {
                string instName;
                if (doInclude(file, instName))
                {
                    cout << "included " << instName << endl;
                }
                else
                {
                    cout << "mangled include at ";
                    curPos(cout, file.tellg());
                    cout << endl;
                }
            }
            else if (line == "Sphere")
            {
                string gname;
                if (doSphere(file, gname))
                {
                    cout << "read sphere " << gname << endl;
                }
                else
                {
                    *err << "mangled sphere command at ";
                    errLine(file.tellg());
                }
            }
            else if (line == "Material")
            {
                string gname;
                if (doMaterial(file, gname))
                {
                    cout << "read material " << gname << endl;
                }
                else
                {
                    *err << "mangled material command at ";
                    errLine(file.tellg());
                }
            }
            else if (line == "Light")
            {
                string gname;
                if (doLight(file, gname))
                {
                    cout << "read light " << gname << endl;
                }
                else
                {
                    *err << "mangled light command at ";
                    errLine(file.tellg());
                }
            }
            else if (line == "Camera")
            {
                string gname;
                if (doCamera(file, gname))
                {
                    cout << "read camera " << gname << endl;
                }
                else
                {
                    *err << "mangled camera command at ";
                    errLine(file.tellg());
                }
            }
            else if (line == "I")
            {
                *err << "Error: Instance commands must belong to a group, but I found in global scope at ";
                errLine(file.tellg());
                /*string iname; // code to handle I at global scope (doesn't make much sense now that instance names skip the names table)
                if (doI(file, iname))
                {
                    cout << "got an instance named " << iname << endl;
                }*/
            }
            else if (line == "G")
            {
                string iname;
                if (doG(file, iname))
                {
                    cout << "got a group named " << iname << endl;
                }
            }
            else if (line == "Render")
            {
                string iname;
                if (doRender(file, iname))
                {
                    cout << "did render " << iname << endl;
                }
            }
            else
            {
                *err << "command not recognized: " << line << endl;
            }
            findCloseParen(file);
        } else {

        }

        lastPos = file.tellg();
    }

    return true;
}