/**
* Returns a more "dynamic" decoding of a JSON file.
* The return data may have an error depending on the file's existence and the file's JSON data structure.
*
* SimpleJSON on asset store (GitHub) is required to use this functionnality.
*
* The path is absolute. We need to tell the full path from the folder one level above Assets.
*/
public static JSONNode_Result JSON_decode_file(string path)
{
String_Result json_file_content = IO_Utils.read_full_file(path);
JSONNode_Result json_data = new JSONNode_Result();
if (json_file_content.correct)
{
try {
json_data.value = JSON.Parse(json_file_content.value);
} catch (Exception e) {
json_data.correct = false;
json_data.error = e.ToString();
}
}
else
{
json_data.correct = false;
}
if (json_data.correct && json_data.value == "")
{
json_data.correct = false;
json_data.error = "JSON file has either no data or has a structural problem.";
}
return(json_data);
}
void Start()
{
// ----------------- Demonstrates the use of JSON_decode_file -----------------
// Extract most structures of JSON without needing to make an Object class structure (somewhat dynamic)
JSONNode_Result data_result = IO_Utils.JSON_decode_file("Assets/Unity_Utils/examples/example_json.txt");
Debug.Log(data_result.correct); // Shows true if the file exists and is right
Debug.Log(data_result.error); // Shows an empty string if no error
Debug.Log(data_result.value["Random_Array"][0]); // Displays an int (12)
Debug.Log(data_result.value["Random_Array"][1]); // Displays a string ("Apple")
Debug.Log(data_result.value["Random_Array"][2]); // Displays a float (0.25F)
Debug.Log(data_result.value["Random_Array"][3][2]); // Displays a sub array element (2)
// ----------------- List shuffling -----------------
List <int> int_list = new List <int>()
{
1, 2, 3, 4, 5, 6, 7, 8, 9, 0
};
List <string> string_list = new List <string>()
{
"1", "2", "3", "4", "5", "6", "7", "8", "9", "0"
};
// Directly shuffle the list and change its value
int_list.shuffle();
// Shuffle a list and get its value as a return without affecting the original list
List <string> new_string_list = Data_Utils.shuffle_list(string_list);
// ----------------- Demonstrates the use of SMatrix -----------------
// How to create a matrix with a format but no direct values (All 0 for now)
SMatrix a_matrix = new SMatrix(5, 5);
// How to directly create a matrix with values
a_matrix = new SMatrix(new float[5, 5] {
{ 2, 1, 5, -1, 6 },
{ 1, 4, 0, 3, 7 },
{ 1, 0, 0, -7, 9 },
{ 3, 2, 1, 0, 8 },
{ 1, 1, 0, 3, 4 }
});
SMatrix b_matrix = new SMatrix(new float[5, 5] {
{ 5, 3, 4, 2, -1 },
{ 2, 2, 3, 5, 5 },
{ 8, 10, 2, 36, 2 },
{ 7, 1, 1, 1, 3 },
{ 0, 3, 4, 8, 6 }
});
// Set a value of the SMatrix
b_matrix.set(2, 2, 5F);
// Shows simple operations for Matrices
SMatrix add_matrix = a_matrix + b_matrix;
SMatrix sub_matrix = a_matrix - b_matrix;
SMatrix mult_matrix = a_matrix * b_matrix;
// Multiply or divide the matrix with scalars. Note that for the division, the scalar comes after.
SMatrix scalar_after_matrix = a_matrix * 5F;
SMatrix scalar_before_matrix = 5F * a_matrix;
SMatrix scalar_divide_matrix = a_matrix / 5F;
// Join the matrices into one
SMatrix vert_matrix = SMatrix.join_vertical(a_matrix, b_matrix);
SMatrix hor_matrix = SMatrix.join_horizontal(a_matrix, b_matrix);
// Directly transpose the matrix
a_matrix.transpose();
// Transpose a matrix without changing its values, but instead get it as a new matrix
SMatrix transposed_a_matrix = SMatrix.transpose(a_matrix);
// Directly normalize the matrix
a_matrix.normalize();
// Normalize a matrix without changing its values, but instead get it as a new matrix
SMatrix normalized_a_matrix = SMatrix.normalize(a_matrix);
// Get the determinant of the matrix if any
float determinant = a_matrix.det();
// Log the matrix in the console
a_matrix.log();
// Get the string representing the matrix and log it in the console
string read = a_matrix.read();
Debug.Log(read);
}