internal TerrainModel(int numPatchesX, int numPatchesY, Patch[,] patches, HeightMap heightMap, float tau, Effect effect)
{
HeightMap = heightMap;
_numPatchesX = numPatchesX;
_numPatchesY = numPatchesY;
_patches = patches;
_tau = tau;
Effect = effect;
}
internal TerrainModel(int numPatchesX, int numPatchesY, Patch[,] patches, HeightMap heightMap, Effect effect)
{
HeightMap = heightMap;
_numPatchesX = numPatchesX;
_numPatchesY = numPatchesY;
_patches = new List<Patch>(_numPatchesX * _numPatchesY);
_numLevels = 0;
for (int x = 0; x < _numPatchesX; x++)
for (int y = 0; y < _numPatchesY; y++)
{
_patches.Add(patches[x, y]);
_numLevels = Math.Max(_numLevels, patches[x, y].Levels);
}
_visiblePatches = new List<Patch>(_patches.Count);
MaxPatchesAtLevel = new int[_numLevels - 1];
MaxPatchesAtLevel[0] = 4;
for (int i = 1; i < _numLevels - 1; i++)
{
MaxPatchesAtLevel[i] = MaxPatchesAtLevel[i - 1] * 2;
}
Effect = effect;
}