| """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() |