void Start()
{
// Initialise main Class object
terrain = new TerrainGenerator();
// Calling the constructor (Unity's C# does not allow conventional constructors)
terrain.initialise(patchSize, patchMatrixSize);
// Updating end-point of main mesh
endPoint = new Vector3(terrain.terrainSize - 1, 0, terrain.terrainSize - 1);
// Generate fractal Diamond-Square turbulence
terrain.applyDiamondSquare(diSqStrength);
// Initialise procedural texture variables
terrain.applyProceduralTex(true, sandColor, sandLimit, sandStrength, sandCoverage, true, grassColor, grassStrength, true, snowColor, snowLimit, snowStrength, snowCoverage, true, rockColor, slopeLimit, slopeStrength, noiseTexValue);
// Build mesh
terrain.build();
// erosionManager has to be created when
erosionManager = new ErosionManager(terrain);
erosionManager.initHydraulicMaps();
filterManager = new FilterManager(terrain);
//riverGenerator has to be after filterManager!
riverGenerator = new RiverGenerator(terrain);
//doesn't work well with on-fly generation
riverGenerator.ftm.PerserveMountains(5, 30, 20);
}