4702695229

Committed 14 Apr 2023 06:14PM CUT coverage: 95.946%. Remained the same

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push

github

Committed by GitHub

Commit Message

Feature list and example for README (#35)

Run Details

355 of 370 relevant lines covered (95.95%)

142.3 hits per line

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100.0

/system/perf_timer.go

package system

import (
        "fmt"
        "time"

        "github.com/mlange-42/arche/ecs"
)

// PerfTimer system for printing elapsed time per model step, and optional world statistics.
type PerfTimer struct {
        UpdateInterval int  // Update/print interval in model ticks.
        Stats          bool // Whether to print world stats.
        start          time.Time
        step           int64
}

// Initialize the system
func (s *PerfTimer) Initialize(w *ecs.World) {
        s.step = 0
}

// Update the system
func (s *PerfTimer) Update(w *ecs.World) {
        t := time.Now()
        if s.step == 0 {
                s.start = t
        }
        if s.step%int64(s.UpdateInterval) == 0 {
                if s.step > 0 {
                        dur := t.Sub(s.start)
                        usec := float64(dur.Microseconds()) / float64(s.UpdateInterval)
                        fmt.Printf("%d updates, %0.2f us/update\n", s.UpdateInterval, usec)
                }
                if s.Stats {
                        fmt.Println(w.Stats().String())
                }
                s.start = t
        }
        s.step++
}

// Finalize the system
func (s *PerfTimer) Finalize(w *ecs.World) {}

1	package system
2
3	import (
4	"fmt"
5	"time"
6
7	"github.com/mlange-42/arche/ecs"
8	)
9
10	// PerfTimer system for printing elapsed time per model step, and optional world statistics.
11	type PerfTimer struct {
12	UpdateInterval int // Update/print interval in model ticks.
13	Stats bool // Whether to print world stats.
14	start time.Time
15	step int64
16	}
17
18	// Initialize the system
19	func (s PerfTimer) Initialize(w ecs.World) {	1✔
20	s.step = 0	1✔
21	}	1✔
22
23	// Update the system
24	func (s PerfTimer) Update(w ecs.World) {	30✔
25	t := time.Now()	30✔
26	if s.step == 0 {	31✔
27	s.start = t	1✔
28	}	1✔
29	if s.step%int64(s.UpdateInterval) == 0 {	33✔
30	if s.step > 0 {	5✔
31	dur := t.Sub(s.start)	2✔
32	usec := float64(dur.Microseconds()) / float64(s.UpdateInterval)	2✔
33	fmt.Printf("%d updates, %0.2f us/update\n", s.UpdateInterval, usec)	2✔
34	}	2✔
35	if s.Stats {	6✔
36	fmt.Println(w.Stats().String())	3✔
37	}	3✔
38	s.start = t	3✔
39	}
40	s.step++	30✔
41	}
42
43	// Finalize the system
44	func (s PerfTimer) Finalize(w ecs.World) {}	1✔

mlange-42 / arche-model / 4702695229

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