32 lines
735 B
Rust
32 lines
735 B
Rust
use std::mem::size_of;
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use test::Bencher;
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use rand;
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use rand::distributions::IndependentSample;
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use rand::distributions::gamma::Gamma;
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#[bench]
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fn bench_gamma_large_shape(b: &mut Bencher) {
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let gamma = Gamma::new(10., 1.0);
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let mut rng = rand::weak_rng();
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b.iter(|| {
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for _ in 0..::RAND_BENCH_N {
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gamma.ind_sample(&mut rng);
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}
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});
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b.bytes = size_of::<f64>() as u64 * ::RAND_BENCH_N;
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}
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#[bench]
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fn bench_gamma_small_shape(b: &mut Bencher) {
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let gamma = Gamma::new(0.1, 1.0);
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let mut rng = rand::weak_rng();
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b.iter(|| {
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for _ in 0..::RAND_BENCH_N {
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gamma.ind_sample(&mut rng);
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}
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});
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b.bytes = size_of::<f64>() as u64 * ::RAND_BENCH_N;
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}
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