void GenerateGroundTexture()
{
groundHeightMapPreview = new Texture2D(300, 300);
groundHeightMapPreview.filterMode = FilterMode.Point;
groundHeightMapPreview.wrapMode = TextureWrapMode.Clamp;
GroundMap groundMap = Utility.GetTargetObjectOfProperty(groundMapProperty) as GroundMap;
var nbXPixel = groundHeightMapPreview.width / (Chunk.ChunkSize * 5);
var nbYPixel = groundHeightMapPreview.height / (Chunk.ChunkSize * 5);
for (int j = 0; j < Chunk.ChunkSize * 5; j++)
{
for (int i = 0; i < Chunk.ChunkSize * 5; i++)
{
var height = groundMap.GetHeightUnscale(i - Chunk.ChunkRadius, j - Chunk.ChunkRadius);
var color = Color.Lerp(Color.black, Color.white, height);
var colors = Enumerable.Repeat <Color>(color, nbXPixel * nbYPixel).ToArray();
groundHeightMapPreview.SetPixels(i * nbXPixel, j * nbYPixel, nbXPixel, nbYPixel, colors);
}
}
groundHeightMapPreview.Apply();
}