Source code for bench_textures

import numpy as np
from nabu.reconstruction.fbp_opencl import OpenCLBackprojector
from nabu.testutils import get_data



[docs]
def reconstruct_with_textures(sino):
    Bo_tex = OpenCLBackprojector(sino.shape, backend_options={"device_type": "GPU"}, extra_options={"use_textures": True})

    Bo_tex.fbp(sino) # warmup
    Bo_tex.fbp(sino)



[docs]
def reconstruct_without_textures(sino):
    Bo_tex = OpenCLBackprojector(sino.shape, backend_options={"device_type": "GPU"}, extra_options={"use_textures": False})

    Bo_tex.fbp(sino) # warmup
    Bo_tex.fbp(sino)


if __name__ == "__main__":

    si = get_data("mri_sino500.npz")["data"]
    reconstruct_with_textures(si)
    reconstruct_without_textures(si)