A Nbody demo as a GPU-first example

[ameligrana]

No description provided.

[github-actions]

🚀 3 benchmark improvements detected!

⚠️ 2 benchmark regressions detected!

Click to expand benchmark results

Time is per entity/N, allocations are totals. Allocations are only shown for current.

N	Time main	Time curr	Factor	Allocs	Bytes
query_create
1000	2.96ns	2.96ns	1.00	0	0
query_create_filter
1000	2.95ns	2.95ns	1.00	0	0
query_posvel_1k_arch
100	7.42ns	7.54ns	1.02	0	0
1000	10.68ns	10.69ns	1.00	0	0
10000	2.77ns	2.76ns	1.00	0	0
100000	1.06ns	1.02ns	0.96	0	0
1000000	0.84ns	0.84ns	1.00	0	0
query_posvel_1k_arch_cached
100	7.26ns	7.24ns	1.00	0	0
1000	10.29ns	10.12ns	0.98	0	0
10000	2.74ns	2.67ns	0.97	0	0
100000	1.05ns	1.09ns	1.03	0	0
1000000	0.84ns	0.84ns	1.00	0	0
query_posvel_32_arch
100	2.26ns	2.27ns	1.01	0	0
1000	0.71ns	0.73ns	1.02	0	0
10000	0.47ns	0.47ns	1.01	0	0
100000	0.67ns	0.67ns	1.00	0	0
1000000	0.65ns	0.67ns	1.03	0	0
query_posvel_cold
100	0.77ns	0.77ns	1.00	0	0
1000	0.38ns	0.40ns	1.06	0	0
10000	0.41ns	0.43ns	1.03	0	0
100000	0.69ns	0.68ns	0.99	0	0
1000000	0.89ns	0.86ns	0.96	0	0
query_posvel_fields
100	0.39ns	0.39ns	1.01	0	0
1000	0.23ns	0.23ns	1.00	0	0
10000	0.33ns	0.33ns	0.99	0	0
100000	0.50ns	0.45ns	0.90	0	0
1000000	0.62ns	0.65ns	1.03	0	0
query_posvel_fields_broadcast
100	0.85ns	0.85ns	1.00	0	0
1000	0.70ns	0.70ns	1.00	0	0
10000	0.78ns	0.79ns	1.01	0	0
100000	1.13ns	0.92ns	🚀 0.82	0	0
1000000	1.53ns	1.74ns	⚠️ 1.13	0	0
query_posvel_hot
100	0.40ns	0.40ns	0.99	0	0
1000	0.24ns	0.24ns	1.00	0	0
10000	0.32ns	0.33ns	1.02	0	0
100000	0.57ns	0.45ns	🚀 0.80	0	0
1000000	0.64ns	0.63ns	0.99	0	0
query_posvel_soa
100	0.99ns	0.99ns	1.00	0	0
1000	0.82ns	0.82ns	1.00	0	0
10000	0.79ns	0.79ns	1.00	0	0
100000	0.79ns	0.79ns	0.99	0	0
1000000	0.84ns	0.85ns	1.00	0	0
query_posvel_soa_unpack
100	0.42ns	0.42ns	1.01	0	0
1000	0.24ns	0.24ns	1.00	0	0
10000	0.33ns	0.32ns	0.99	0	0
100000	0.56ns	0.45ns	🚀 0.81	0	0
1000000	0.65ns	0.64ns	0.98	0	0
world_add_remove_1
100	51.67ns	51.47ns	1.00	0	0
10000	52.80ns	52.71ns	1.00	0	0
world_add_remove_1_batch
100	6.49ns	6.38ns	0.98	0	0
10000	6.11ns	6.20ns	1.02	0	0
world_add_remove_1_large
100	56.03ns	56.35ns	1.01	0	0
10000	56.99ns	57.27ns	1.00	0	0
world_add_remove_1_soa
100	57.78ns	57.81ns	1.00	0	0
10000	59.43ns	59.10ns	0.99	0	0
world_add_remove_8
100	102.43ns	101.92ns	1.00	0	0
10000	107.09ns	104.10ns	0.97	0	0
world_add_remove_8_large
100	115.77ns	115.50ns	1.00	0	0
10000	117.18ns	116.78ns	1.00	0	0
world_add_remove_8_soa
100	127.94ns	129.13ns	1.01	0	0
10000	131.53ns	131.60ns	1.00	0	0
world_copy_entity_5
100	28.02ns	28.95ns	1.03	0	0
10000	27.99ns	28.54ns	1.02	0	0
world_get_1
100	1.04ns	1.05ns	1.01	0	0
10000	0.94ns	0.95ns	1.01	0	0
world_get_1_soa
100	1.62ns	1.61ns	1.00	0	0
10000	1.54ns	1.53ns	1.00	0	0
world_get_5
100	3.29ns	3.30ns	1.00	0	0
10000	3.21ns	3.22ns	1.00	0	0
world_get_rel
100	1.04ns	1.05ns	1.01	0	0
10000	0.94ns	0.94ns	1.00	0	0
world_new_entities_1
100	3.07ns	3.04ns	0.99	0	0
10000	2.40ns	2.40ns	1.00	0	0
world_new_entities_1_def
100	3.21ns	3.21ns	1.00	0	0
10000	2.53ns	2.53ns	1.00	0	0
world_new_entities_5
100	5.58ns	5.48ns	0.98	0	0
10000	4.61ns	4.48ns	0.97	0	0
world_new_entities_5_def
100	5.51ns	5.44ns	0.99	0	0
10000	4.64ns	4.67ns	1.01	0	0
world_new_entity_1
100	14.93ns	14.96ns	1.00	0	0
10000	14.77ns	14.90ns	1.01	0	0
world_new_entity_1_rel
100	38.50ns	37.27ns	0.97	0	0
10000	38.16ns	36.69ns	0.97	0	0
world_new_entity_1_soa
100	17.13ns	17.10ns	1.00	0	0
10000	17.19ns	16.92ns	0.98	0	0
world_new_entity_5
100	26.55ns	26.95ns	1.02	0	0
10000	27.01ns	27.20ns	1.01	0	0
world_new_entity_5_rel
100	55.27ns	60.75ns	⚠️ 1.10	0	0
10000	55.31ns	60.71ns	1.10	0	0
world_new_entity_5_soa
100	37.03ns	36.04ns	0.97	0	0
10000	38.05ns	36.54ns	0.96	0	0
world_posvel
100	2.83ns	2.83ns	1.00	0	0
10000	2.97ns	2.93ns	0.99	0	0
world_remove_entities_5
100	2.11ns	2.14ns	1.02	0	0
10000	0.97ns	0.98ns	1.01	0	0
world_remove_entity_5
100	22.54ns	22.44ns	1.00	0	0
10000	22.35ns	22.25ns	1.00	0	0
world_resource
1	7.04ns	7.00ns	0.99	0	0
world_set_1
100	2.85ns	2.86ns	1.00	0	0
10000	2.94ns	2.94ns	1.00	0	0
world_set_1_soa
100	2.71ns	2.71ns	1.00	0	0
10000	2.78ns	2.78ns	1.00	0	0
world_set_5
100	8.08ns	8.11ns	1.00	0	0
10000	8.79ns	8.80ns	1.00	0	0
world_set_rel
100	47.45ns	47.32ns	1.00	0	0
10000	41.29ns	41.61ns	1.01	0	0
world_set_rel_batch
100	3.77ns	3.74ns	0.99	0	0
10000	2.36ns	2.36ns	1.00	0	0
world_update_1
100	2.57ns	2.54ns	0.99	0	0
10000	2.62ns	2.61ns	1.00	0	0
world_update_5
100	9.70ns	9.62ns	0.99	0	0
10000	10.16ns	10.13ns	1.00	0	0

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

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