Function print_help

tools/openpgl_bench/openpgl_bench.cpp:263–302

}

void print_help()
{
    const std::string tab = "\t";
    const std::string space = "  ";
    std::cout << "usage openpgl_bench -type <initField | benchLookUp | benchLookUpSample> [<options>]" << std::endl;
    std::cout << std::endl;
    std::cout << "type options:" << std::endl;
    std::cout << space << "initField        " << tab << "Measures the time to build a guiding Field from set of samples " << std::endl;
    std::cout << space << "                 " << tab << "(i.e., saved SampleStorage objects)." << std::endl;
    std::cout << space << "                 " << tab << "example:" << std::endl;
    std::cout << space << "                 " << tab << "\"openpgl_bench -type initField -samples ss0.st ss1.st -field field.gf -device CPU_4\"" << std::endl;
    std::cout << std::endl;
    std::cout << space << "benchLookUp      " << tab << "Measures the average time of an initialization of a SurfaceSamplingDistribution" << std::endl;
    std::cout << space << "                 " << tab << "from a guiding Field. The positions form samples from a SampleStorage are used" << std::endl;
    std::cout << space << "                 " << tab << "during the initialization." << std::endl;
    std::cout << space << "                 " << tab << "example:" << std::endl;
    std::cout << space << "                 " << tab << "\"openpgl_bench -type benchLookUp -samples ss0.st -field field.gf -device CPU_4\"" << std::endl;
    std::cout << std::endl;
    std::cout << space << "benchLookUpSample" << tab << "Measures the average time of an initialization of a SurfaceSamplingDistribution" << std::endl;
    std::cout << space << "                 " << tab << "from a guiding Field combined with applying the cosine product and generating" << std::endl;
    std::cout << space << "                 " << tab << "a directional samples. The positions form samples from a SampleStorage are used" << std::endl;
    std::cout << space << "                 " << tab << "during the initialization." << std::endl;
    std::cout << space << "                 " << tab << "example:" << std::endl;
    std::cout << space << "                 " << tab << "\"openpgl_bench -type benchLookUpSample -samples ss0.st -field field.gf -device CPU_4\"" << std::endl;
    std::cout << std::endl;
    std::cout << "general options:" << std::endl;
    std::cout << "  -device <CPU_4 | CPU_8>" << tab << "SIMD width of the loaded Field or the Field that should be initialized." << std::endl;
    std::cout << "  -threads n             " << tab << "Number of n threads that should be used during the measurements." << std::endl;
    std::cout << std::endl;
    std::cout << "initField options:" << std::endl;
    std::cout << "  -samples <s0 s1 .. sn> " << tab << "A list of stored samples used to initialize update the Field. " << std::endl;
    std::cout << "                         " << tab << "Each sample set represents one training/update step/iteration. " << std::endl;
    std::cout << "  -field f0              " << tab << "The file where the initialized Field is stored." << std::endl;
    std::cout << std::endl;
    std::cout << "benchLookUp | benchLookUpSample options:" << std::endl;
    std::cout << "  -field f0              " << tab << "The stored Field object that is loaded for the test." << std::endl;
    std::cout << "  -samples s0            " << tab << "The stored samples which positions are used for query/initialize" << std::endl;
    std::cout << "                         " << tab << "the SurfaceSamplingDistributions." << std::endl;
    std::cout << std::endl;
}

void init_field(BenchParams &benchParams)
{