Source code for mcramp.geom.sphere

from .gprim import GPrim #pylint: disable=E0401

import numpy as np
import pyopencl as cl
import pyopencl.array as clarr

import os

[docs]class GSphere(GPrim): """ Geometry kernel for 'sphere' geometry. Intersects with the exterior of the sphere, i.e. first intersection time must be positive for scattering to occur. Parameters ---------- radius : float The radius of the sphere Notes ----- Intersection 1 : First point of intersection with the sphere geometry - 'entering' sphere. Intersection 2 : Second point of intersection with the sphere geometry - 'exiting' sphere. Methods ------- None """ def __init__(self, radius=0, idx=0, ctx=None): self.radius = np.float32(radius) self.idx = idx with open(os.path.join(os.path.dirname(os.path.abspath(__file__)), 'sphere.cl'), mode='r') as f: self.prg = cl.Program(ctx, f.read()).build(options=r'-I "{}/include"'.format(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))) def intersect_prg(self, queue, N, neutron_buf, intersection_buf, iidx_buf): self.prg.intersect_sphere(queue, (N,), None, neutron_buf, intersection_buf, iidx_buf, np.uint32(self.idx), self.radius)