added core functionnalities

.gitignore

@@ -161,3 +161,4 @@ cython_debug/
 #.idea/
 
 *.DS_Store
+.vscode

Datasets/Barette/BARETTE_Delta 1,0_analyse brute.txt

@@ -1,4 +1,4 @@
-X (mm) 	 Y (mm) 	 Z (mm) 	 téta (radian) 	 rayon (mm) 	 (xi-xmoy) 	 (yi-ymoy) 
+X (mm) 	 Y (mm) 	 Z (mm) 	 teta (radian) 	 rayon (mm) 	 (xi-xmoy) 	 (yi-ymoy) 
 3,682017	-1,419335	0,000000	1,545182	11,430734	-11,426985	-0,292755
 3,643013	-1,418564	0,008820	1,545337	11,469706	-11,465989	-0,291984
 22,829306	-0,698036	0,009224	1,515344	7,732189	7,720304	0,428544

Datasets/Barette/BARETTE_Delta 1,0_analyse rayon.txt

@@ -1,4 +1,4 @@
-Xmoy (mm) 	 Ymoy (mm) 	 Zmoy (mm) 	 rayon moyen (mm) 	 rayon écart type (mm) 
+Xmoy (mm) 	 Ymoy (mm) 	 Zmoy (mm) 	 rayon moyen (mm) 	 rayon ecart type (mm) 
 15,109002	-1,126580	0,525629	6,530663	3,607419
 14,759011	-1,362535	1,507908	6,832951	3,816242
 14,399647	-1,876646	2,519127	7,203922	3,839974

main.py

@@ -1,3 +1,8 @@
+from utils.math import utils
+from utils.files import file_data
+from utils.files import output
+from utils.files import parsers
+
 def main():
     pass
 

utils/files/file_data.py

@@ -0,0 +1,80 @@
+"""
+This module contains the File class.
+"""
+class FaceNotGiven(Exception):
+    """
+    Exception raised when no faces was given.
+    """
+
+class Object:
+    """
+    This class is used to manage the data of the 3D object.
+    """
+    def __init__(self, vertices, faces=None):
+        self.vertices = vertices
+        self.faces = faces
+        self.x = [vertex[0] for vertex in vertices]
+        self.y = [vertex[1] for vertex in vertices]
+        self.z = [vertex[2] for vertex in vertices]
+
+    def get_x(self)->list:
+        """
+        Get the x coordinates of the object.
+        return: x coordinates
+        """
+        return self.x
+
+    def get_y(self)->list:
+        """
+        Get the y coordinates of the object.
+        return: y coordinates
+        """
+        return self.y
+
+    def get_z(self)->list:
+        """
+        Get the z coordinates of the object.
+        return: z coordinates
+        """
+        return self.z
+
+    def get_vertices(self, sort:bool = False):
+        """
+        Get the vertices of the object.
+        :param sort: Sort the vertices by z coordinate
+        :return: vertices
+        """
+        vertices = self.vertices if not sort else sorted(self.vertices, key=lambda vertex: vertex[2])
+        return vertices
+
+    def get_discrete_vertices(self, step:float = 0.1):
+        """
+        Discretize the vertices of the object.
+        :param step: Step of the discretization
+        :return: Discretized vertices
+        """
+        current_interval = int(min(self.get_z()))
+        splitted_data = [[]]
+        for line in self.get_vertices(sort=True):
+            # TODO check distance instead of equality
+            if line[2] >= current_interval:
+                splitted_data.append([])
+                current_interval += step
+            splitted_data[-1].append(line)
+        return splitted_data
+
+    def get_faces(self)->list:
+        """
+        Get the faces of the object.
+        :return: faces
+        """
+        if self.faces is None:
+            raise FaceNotGiven('No faces was given')
+        return self.faces
+
+    def get_data(self)->dict:
+        """
+        Get the data of the object.
+        :return: Data of the object
+        """
+        return {'verticies': self.vertices, 'faces': self.faces, 'x': self.x, 'y': self.y, 'z': self.z}

utils/files/output.py

@@ -0,0 +1,13 @@
+"""
+This module is used to manage the output files of the program.
+"""
+
+def save_output_file(output_file:str, content:str):
+    """
+    Save the output file.
+
+    :param output_file: Path to the output file
+    :param content: Content of the output file
+    """
+    with open(output_file, 'w') as f:
+        f.write(content)

utils/files/parsers.py

@@ -1,4 +1,9 @@
-def parseOBJfiles(filePath:str,ratio:float = 1,cornered:bool = False)->dict:
+"""
+This module contains functions to parse files.
+"""
+from utils.files.file_data import Object
+
+def parse_obj_files(file_path:str,ratio:float = 1,normalised:bool = False)->Object:
     """
     Parse an OBJ file and return a dict with the vertices and faces
     
@@ -7,7 +12,7 @@ def parseOBJfiles(filePath:str,ratio:float = 1,cornered:bool = False)->dict:
     :param cornered: If True, the vertices will be cornered
     :return: A dict with the vertices and faces
     """
-    with open(filePath, 'r') as f:
+    with open(file_path, 'r') as f:
         x, y, z = [], [], []
         triangles = []
         data = f.readlines()
@@ -19,19 +24,24 @@ def parseOBJfiles(filePath:str,ratio:float = 1,cornered:bool = False)->dict:
                 x.append(float(line.split()[1]) * ratio)
                 y.append(float(line.split()[2]) * ratio)
                 z.append(float(line.split()[3]) * ratio)
-        if cornered:
+        if normalised:
+            """             
             xmin = min(x)
-            for i in range(len(x)):
-                x[i] -= xmin
-            ymin = min(y)
-            for i in range(len(y)):
-                y[i] -= ymin
-            zmin = min(z)
-            for i in range(len(z)):
-                z[i] -= zmin
-        return {'x':x, 'y':y, 'z':z, 'faces':triangles, "verticies": zip(x,y,z)}
+            for count, value in enumerate(x):
+                x[count] -= xmin
 
-def parseXYZfiles(filePath: str, delimiter: str = ' ') -> dict:
+            ymin = min(y)
+            for count, value in enumerate(y):
+                y[count] -= ymin 
+            """
+
+            zmin = min(z)
+            for count, value in enumerate(z):
+                z[count] -= zmin
+
+        return Object(list(zip(x,y,z)), triangles)
+ 
+def parse_xyz_files(file_path: str, delimiter: str = ' ') -> dict:
     """
     Parses an xyz file and returns a dict containing the coordinates.
 
@@ -40,9 +50,9 @@ def parseXYZfiles(filePath: str, delimiter: str = ' ') -> dict:
     :return: A dictionary containing the  coordinates.
     """
     x , y , z = [], [], []
-    with open(filePath, 'r') as f:
+    with open(file_path, 'r') as f:
         data = f.readlines()
         x = [float(line.split(delimiter)[0]) for line in data]
         y = [float(line.split(delimiter)[1]) for line in data]
         z = [float(line.split(delimiter)[2]) for line in data]
-    return {'x':x, 'y':y, 'z':z, "verticies": zip(x,y,z)}
+    return Object(zip(x,y,z))

utils/math/utils.py

@@ -0,0 +1,49 @@
+"""
+This module contains some utility functions for math operations.
+"""
+import numpy as np
+
+def get_mean(values:list):
+    """
+    Get the mean of the values.
+    """
+    return np.mean(values)
+
+
+def get_x_y_mean(discrete_values:list):
+    """
+    Get the mean of the x and y coordinates in the discrete range.
+
+    :param x: x coordinates
+    :param y: y coordinates
+    :return: mean of x and y coordinates in the discrete range
+    """
+    x = [vertex[0] for vertex in discrete_values]
+    y = [vertex[1] for vertex in discrete_values]
+    z = [vertex[2] for vertex in discrete_values]
+    return get_mean(x), get_mean(y), get_mean(z)
+
+def get_radius_from_x_y(xi:float, yi:float, x_mean:float, y_mean:float):
+    """
+    Get the radius from the x and y coordinates.
+
+    :param xi: x coordinate
+    :param yi: y coordinate
+    :param x_mean: mean of x coordinates in the discrete range
+    :param y_mean: mean of y coordinates in the discrete range
+    :return: radius for this point
+    """
+    return np.sqrt((xi - x_mean) ** 2 + (yi - y_mean) ** 2)
+
+
+def get_teta_from_x_y(xi:float, yi:float, x_mean:float, y_mean:float):
+    """
+    Get the teta from the x and y coordinates.
+
+    :param xi: x coordinate
+    :param yi: y coordinate
+    :param x_mean: mean of x coordinates in the discrete range
+    :param y_mean: mean of y coordinates in the discrete range
+    :return: teta for this point
+    """
+    return np.arctan2((xi - x_mean)/(yi - y_mean))