Some cleaning

d3/camera.py

@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 
-from ..conv.model import Vertex
+from .conv.model import Vertex
 
 from OpenGL.GL import *
 from OpenGL.GLU import *

d3/controls.py

@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 
-from ..conv.model import Vertex
+from .conv.model import Vertex
 
 import pygame
 

d3/conv/model.py

@@ -2,58 +2,9 @@
 
 from math import sqrt
 
-class Vertex:
-    def __init__(self, x = 0.0, y = 0.0, z = 0.0):
-        self.x = x
-        self.y = y
-        self.z = z
-
-    def from_array(self, arr):
-        self.x = float(arr[0]) if len(arr) > 0 else None
-        self.y = float(arr[1]) if len(arr) > 1 else None
-        self.z = float(arr[2]) if len(arr) > 2 else None
-        return self
-
-    def __add__(self, other):
-        return Vertex(self.x + other.x, self.y + other.y, self.z + other.z)
-
-    def __mul__(self, other):
-        return Vertex(self.x * other, self.y * other, self.z * other)
-
-    def __rmul__(self, other):
-        return self.__mul__(other)
-
-    def norm2(self):
-        return self.x * self.x + self.y * self.y + self.z * self.z
-
-    def norm(self):
-        return sqrt(self.norm2())
-
-    def normalize(self):
-        norm = self.norm()
-        if abs(norm) > 0.0001:
-            self.x /= norm
-            self.y /= norm
-            self.z /= norm
-
-    def cross_product(v1, v2):
-        return Vertex(
-            v1.y * v2.z - v1.z * v2.y,
-            v1.z * v2.x - v1.x * v2.z,
-            v1.x * v2.y - v1.y * v2.x)
-
-    def from_points(v1, v2):
-        return Vertex(
-            v2.x - v1.x,
-            v2.y - v1.y,
-            v2.z - v1.z)
-
-    def __str__(self):
-        return '(' + ", ".join([str(self.x), str(self.y), str(self.z)]) + ")"
-
-    def dot(self, other):
-        return self.x * other.x + self.y * other.y + self.z * other.z
+from ..geometry import Vector
 
+Vertex = Vector
 Normal = Vertex
 TexCoord = Vertex
 

d3/geometry.py

@@ -0,0 +1,57 @@
+#!/usr/bin/env python3
+
+from math import sqrt
+
+class Vector:
+    def __init__(self, x = 0.0, y = 0.0, z = 0.0):
+        self.x = x
+        self.y = y
+        self.z = z
+
+    def from_array(self, arr):
+        self.x = float(arr[0]) if len(arr) > 0 else None
+        self.y = float(arr[1]) if len(arr) > 1 else None
+        self.z = float(arr[2]) if len(arr) > 2 else None
+        return self
+
+    def __add__(self, other):
+        return Vector(self.x + other.x, self.y + other.y, self.z + other.z)
+
+    def __mul__(self, other):
+        return Vector(self.x * other, self.y * other, self.z * other)
+
+    def __rmul__(self, other):
+        return self.__mul__(other)
+
+    def norm2(self):
+        return self.x * self.x + self.y * self.y + self.z * self.z
+
+    def norm(self):
+        return sqrt(self.norm2())
+
+    def normalize(self):
+        norm = self.norm()
+        if abs(norm) > 0.0001:
+            self.x /= norm
+            self.y /= norm
+            self.z /= norm
+
+    def cross_product(v1, v2):
+        return Vector(
+            v1.y * v2.z - v1.z * v2.y,
+            v1.z * v2.x - v1.x * v2.z,
+            v1.x * v2.y - v1.y * v2.x)
+
+    def from_points(v1, v2):
+        return Vector(
+            v2.x - v1.x,
+            v2.y - v1.y,
+            v2.z - v1.z)
+
+    def __str__(self):
+        return '(' + ", ".join([str(self.x), str(self.y), str(self.z)]) + ")"
+
+    def dot(self, other):
+        return self.x * other.x + self.y * other.y + self.z * other.z
+
+