Life Game Demo Sample Code

void LifeDemo( void )
{
	char	inputChar;
	char	theExpression[ 128 ];

	char	szDemoFile[ 128 ];

	LZObjectHandle	hTheExpression = 0;
	long		lCycleIndex = 0;
	long		lGridLineIndex = 0;

	long		lDefineOpResult = 0;

	lzCreatePublicContext( "LifeContext" );
	lzSetContext( "LifeContext", false );

	sprintf( szDemoFile, "%s%s", TEST_FILE_PATH_PREFIX, "initlife.lzo" );

	lDefineOpResult = lzReadExpOp(	kGlobalScope,
					"initlife",
					"nofix",
					"void",
					NULL,
					"sin",
					szDemoFile );

	if ( lDefineOpResult )
	{
		cout << "Failed to load INITLIFE operator.\r\n";
		cout << lzGetLastErrorText() << "\r\n\n";
	}

	lDefineOpResult = lzDefineExpOp(	kGlobalScope,
						"life",
						"nofix",
						"void",
						NULL,
						"sin",
						NULL );

	sprintf( szDemoFile, "%s%s", TEST_FILE_PATH_PREFIX, "life.lzo" );

	lDefineOpResult = lzReadExpOpStr(	kGlobalScope,
						"life",
						szDemoFile );

	if ( lDefineOpResult )
	{
		cout << "Failed to load LIFE operator.\r\n";
		cout << lzGetLastErrorText() << "\r\n\n";
	}

	strcpy( theExpression, "initlife" );
	lzEvalExpStrToStr( theExpression );

	strcpy( theExpression, "life" );
	hTheExpression = lzParseExp( theExpression );

	for ( lCycleIndex = 0; lCycleIndex < 50; lCycleIndex++ )
	{
		lzEvalExpHndlToStr( hTheExpression );

		cout << " Generation " << (lCycleIndex + 1) << '\n';
		cout << "+----------------+" << '\n';

		for ( lGridLineIndex = 15; lGridLineIndex >= 0; lGridLineIndex-- )
		{
			cout << "|" << lzGetStrArrayElement(	kGlobalScope,
								"board",
								1, lGridLineIndex, 0, 0, 0, 0, 0 ) << "|" << '\n';
		}

		cout << "+----------------+" << '\n';

		cout.flush();

		inputChar = '\0';
		inputChar = getchar();

		if ( inputChar == '\\' )
			break;
	}

	lzDestroyPublicContext( "LifeContext" );
}