photonmap.Common.Math
=====================

.. py:module:: photonmap.Common.Math


Functions
---------

.. autoapisummary::

   photonmap.Common.Math.denormalize
   photonmap.Common.Math.sphericalToCartesian
   photonmap.Common.Math.crossVector
   photonmap.Common.Math.orthonormalBasis
   photonmap.Common.Math.geoHemisphere
   photonmap.Common.Math.averageVector


Module Contents
---------------

.. py:function:: denormalize(f: float) -> int

   Convert a value from range (0 - 1) to (0 - 255)

   Parameters
   ----------
   f: float
       The value to convert



.. py:function:: sphericalToCartesian(theta, phi, x_seg, y_seg)

   Convert the quaternion of object from angle(theta, phi) to Vec3(x,y,z)

   Parameters
   ----------
   theta: float
       The angle theta
   phi: float
       The angle phi
   x_seg: int
       The number of x segment
   y_seg: int
       The number of y segment



.. py:function:: crossVector(a, b)

   Calculate the cross product of two vector

   Parameters
   ----------
   a: Vec3
       The first vector
   b: Vec3
       The second vector



.. py:function:: orthonormalBasis(n)

   Calculate the axis orthogonal from the vector normal

   Parameters
   ----------
   n: Vec3
       The normal vector (first axe)

   Returns
   -------
   t: Vec3
       The second axe
   b: Vec3
       The third axe



.. py:function:: geoHemisphere(centre, normal, rayon)

   Generate the geometry of a hemisphere

   Parameters
   ----------
   centre: Vec3
       The center of sphere
   normal: Vec3
       The normal vector 
   rayon: float
       The radius of sphere

   Returns
   -------
       A Shape PlantGL



.. py:function:: averageVector(listVectors)

   Calculate the average vector of a list 

   Parameters
   ----------
   listVectors: array
       The list of vector