| """Benchmark the qu2cu algorithm performance.""" | |
| from .qu2cu import * | |
| from fontTools.cu2qu import curve_to_quadratic | |
| import random | |
| import timeit | |
| MAX_ERR = 0.5 | |
| NUM_CURVES = 5 | |
| def generate_curves(n): | |
| points = [ | |
| tuple(float(random.randint(0, 2048)) for coord in range(2)) | |
| for point in range(1 + 3 * n) | |
| ] | |
| curves = [] | |
| for i in range(n): | |
| curves.append(tuple(points[i * 3 : i * 3 + 4])) | |
| return curves | |
| def setup_quadratic_to_curves(): | |
| curves = generate_curves(NUM_CURVES) | |
| quadratics = [curve_to_quadratic(curve, MAX_ERR) for curve in curves] | |
| return quadratics, MAX_ERR | |
| def run_benchmark(module, function, setup_suffix="", repeat=25, number=1): | |
| setup_func = "setup_" + function | |
| if setup_suffix: | |
| print("%s with %s:" % (function, setup_suffix), end="") | |
| setup_func += "_" + setup_suffix | |
| else: | |
| print("%s:" % function, end="") | |
| def wrapper(function, setup_func): | |
| function = globals()[function] | |
| setup_func = globals()[setup_func] | |
| def wrapped(): | |
| return function(*setup_func()) | |
| return wrapped | |
| results = timeit.repeat(wrapper(function, setup_func), repeat=repeat, number=number) | |
| print("\t%5.1fus" % (min(results) * 1000000.0 / number)) | |
| def main(): | |
| """Benchmark the qu2cu algorithm performance.""" | |
| run_benchmark("qu2cu", "quadratic_to_curves") | |
| if __name__ == "__main__": | |
| random.seed(1) | |
| main() | |