int CvMapGenerator::getRiverValueAtPlot(CvPlot* pPlot)
{
	CvPlot* pAdjacentPlot;
	CvRandom riverRand;
	int iSum;
	int iI;

	FAssert(pPlot != NULL);

	long result = 0;
	CyPlot kPlot = CyPlot(pPlot);
	CyArgsList argsList;
	argsList.add(gDLL->getPythonIFace()->makePythonObject(&kPlot));
	if (gDLL->getPythonIFace()->callFunction(gDLL->getPythonIFace()->getMapScriptModule(), "getRiverAltitude", argsList.makeFunctionArgs(), &result))
	{
		if (!gDLL->getPythonIFace()->pythonUsingDefaultImpl()) // Python override
		{
			if (result >= 0)
			{
				return result;
			}
			else
			{
				FAssertMsg(false, "python getRiverAltitude() must return >= 0");
			}
		}
	}

	iSum = result;

	iSum += ((NUM_PLOT_TYPES - pPlot->getPlotType()) * 20);

	for (iI = 0; iI < NUM_DIRECTION_TYPES; iI++)
	{
		pAdjacentPlot = plotDirection(pPlot->getX_INLINE(), pPlot->getY_INLINE(), ((DirectionTypes)iI));

		if (pAdjacentPlot != NULL)
		{
			iSum += (NUM_PLOT_TYPES - pAdjacentPlot->getPlotType());
		}
		else
		{
			iSum += (NUM_PLOT_TYPES * 10);
		}
	}

	riverRand.init((pPlot->getX_INLINE() * 43251267) + (pPlot->getY_INLINE() * 8273903));

	iSum += (riverRand.get(10, "River Rand"));

	return iSum;
}
void shuffleArray(int* piShuffle, int iNum, CvRandom& rand)
{
	int iI, iJ;

	for(iI = 0; iI < iNum; iI++)
	{
		piShuffle[iI] = iI;
	}

	for(iI = 0; iI < iNum; iI++)
	{
		iJ = (rand.get(iNum - iI, NULL) + iI);

		if(iI != iJ)
		{
			int iTemp = piShuffle[iI];
			piShuffle[iI] = piShuffle[iJ];
			piShuffle[iJ] = iTemp;
		}
	}
}