public static List <nvmModel> LoadPointCloud()
{
string header;
string filePath = Path.Combine($"..\\..\\..\\Temp", $"Result.nvm");
var subjectString = File.ReadAllText(filePath);
var lineArray = subjectString.Split(new[] { Environment.NewLine }, StringSplitOptions.RemoveEmptyEntries);
var resultList = new List <nvmModel>();
for (int i = 1; i < lineArray.Count();)
{
var model = new nvmModel();
model.imageCount = int.Parse(lineArray[i++]);
if (model.imageCount == 0)
{
break;
}
i = AddCameraModelFromFile(i, lineArray, model.imageCount, model);
model.pointCount = int.Parse(lineArray[i++]);
if (model.pointCount == 0)
{
break;
}
i = AddPointModelFromFile(i, lineArray, model.pointCount, model);
resultList.Add(model);
}
return(resultList);
}
private static int AddCameraModelFromFile(int iter, string[] lineArray, int cameraCount, nvmModel model)
{
int x = 0;
for (x = iter; x < iter + cameraCount; x++)
{
var camera = lineArray[x].Split();
var imageModel = new nvmImageModel()
{
fileName = camera[0],
focalLength = float.Parse(camera[1]),
quaternion = new Quaternion(
float.Parse(camera[2]),
float.Parse(camera[3]),
float.Parse(camera[4]),
float.Parse(camera[5])
),
cameraCenter = new Vector3(
float.Parse(camera[6]),
float.Parse(camera[7]),
float.Parse(camera[8])
),
radialDistortion = float.Parse(camera[9])
};
model.listImageModel.Add(imageModel);
}
return(x);
}
private static int AddPointModelFromFile(int i, string[] lineArray, int pointCount, nvmModel model)
{
int y = 0;
for (y = i; y < i + model.pointCount; y++)
{
var camera = lineArray[y].Split();
var pointModel = new nvmPointModel()
{
position = new Vector3(
float.Parse(camera[0]),
float.Parse(camera[1]),
float.Parse(camera[2])
),
color = new Vector3(
float.Parse(camera[3]),
float.Parse(camera[4]),
float.Parse(camera[5])
)
};
model.listPointModel.Add(pointModel);
}
return(y);
}
