Exemple #1
0
    def runTest(self):
        nx, ny, nz, str_f, pt0, pt1, is_array = self.args
        slice_xyz = common.slices_two_points(pt0, pt1)

        # generate random source
        if is_array:
            shape = common.shape_two_points(pt0, pt1)
            value = np.random.rand(*shape).astype(np.float32)
        else:
            value = np.random.ranf()

        # instance
        fields = Fields(0, nx, ny, nz, '', 'single')

        tfunc = lambda tstep: np.sin(0.03 * tstep)
        incident = IncidentDirect(fields, str_f, pt0, pt1, tfunc, value)

        # host allocations
        eh = np.zeros(fields.ns_pitch, dtype=fields.dtype)

        # verify
        eh[slice_xyz] = fields.dtype(value) * fields.dtype(tfunc(1))
        fields.update_e()
        fields.update_h()

        copy_eh_buf = fields.get_buf(str_f)
        copy_eh = np.zeros_like(eh)
        cuda.memcpy_dtoh(copy_eh, copy_eh_buf)

        original = eh[slice_xyz]
        copy = copy_eh[slice_xyz]
        norm = np.linalg.norm(original - copy)
        self.assertEqual(norm, 0, '%s, %g' % (self.args, norm))

        fields.context_pop()
    def runTest(self):
        nx, ny, nz, str_f, pt0, pt1, is_array = self.args
        slice_xyz = common.slices_two_points(pt0, pt1)

        # generate random source
        if is_array:
            shape = common.shape_two_points(pt0, pt1)
            value = np.random.rand(*shape).astype(np.float32)
        else:
            value = np.random.ranf()

        # instance
        fields = Fields(0, nx, ny, nz, '', 'single')

        tfunc = lambda tstep: np.sin(0.03*tstep)
        incident = IncidentDirect(fields, str_f, pt0, pt1, tfunc, value) 

        # host allocations
        eh = np.zeros(fields.ns_pitch, dtype=fields.dtype)

        # verify
        eh[slice_xyz] = fields.dtype(value) * fields.dtype(tfunc(1))
        fields.update_e()
        fields.update_h()

        copy_eh_buf = fields.get_buf(str_f)
        copy_eh = np.zeros_like(eh)
        cuda.memcpy_dtoh(copy_eh, copy_eh_buf)

        original = eh[slice_xyz]
        copy = copy_eh[slice_xyz]
        norm = np.linalg.norm(original - copy)
        self.assertEqual(norm, 0, '%s, %g' % (self.args, norm))

        fields.context_pop()
    def runTest(self):
        nx, ny, nz, str_f, pt0, pt1, is_array = self.args
        slice_xyz = common.slices_two_points(pt0, pt1)

        # generate random source
        if is_array:
            shape = common.shape_two_points(pt0, pt1)
            value = np.random.rand(*shape).astype(np.float32)
        else:
            value = np.random.ranf()

        # instance
        gpu_devices = common_gpu.gpu_device_list(print_info=False)
        context = cl.Context(gpu_devices)
        device = gpu_devices[0]
        qtask = QueueTask()
        fields = Fields(context, device, qtask, nx, ny, nz, '', 'single')

        tfunc = lambda tstep: np.sin(0.03*tstep)
        incident = IncidentDirect(fields, str_f, pt0, pt1, tfunc, value) 

        # host allocations
        eh = np.zeros(fields.ns_pitch, dtype=fields.dtype)

        # verify
        eh[slice_xyz] = fields.dtype(value) * fields.dtype(tfunc(1))
        fields.update_e()
        fields.update_h()
        fields.enqueue_barrier()

        copy_eh_buf = fields.get_buf(str_f)
        copy_eh = np.zeros_like(eh)
        cl.enqueue_copy(fields.queue, copy_eh, copy_eh_buf)

        original = eh[slice_xyz]
        copy = copy_eh[slice_xyz]
        norm = np.linalg.norm(original - copy)
        self.assertEqual(norm, 0, '%s, %g' % (self.args, norm))
Exemple #4
0
    def runTest(self):
        nx, ny, nz, str_f, pt0, pt1, is_array = self.args
        slice_xyz = common.slices_two_points(pt0, pt1)

        # generate random source
        if is_array:
            shape = common.shape_two_points(pt0, pt1)
            value = np.random.rand(*shape).astype(np.float32)
        else:
            value = np.random.ranf()

        # instance
        gpu_devices = common_gpu.gpu_device_list(print_info=False)
        context = cl.Context(gpu_devices)
        device = gpu_devices[0]
        qtask = QueueTask()
        fields = Fields(context, device, qtask, nx, ny, nz, '', 'single')

        tfunc = lambda tstep: np.sin(0.03 * tstep)
        incident = IncidentDirect(fields, str_f, pt0, pt1, tfunc, value)

        # host allocations
        eh = np.zeros(fields.ns_pitch, dtype=fields.dtype)

        # verify
        eh[slice_xyz] = fields.dtype(value) * fields.dtype(tfunc(1))
        fields.update_e()
        fields.update_h()
        fields.enqueue_barrier()

        copy_eh_buf = fields.get_buf(str_f)
        copy_eh = np.zeros_like(eh)
        cl.enqueue_copy(fields.queue, copy_eh, copy_eh_buf)

        original = eh[slice_xyz]
        copy = copy_eh[slice_xyz]
        norm = np.linalg.norm(original - copy)
        self.assertEqual(norm, 0, '%s, %g' % (self.args, norm))