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/*
engine does the simulation bookkeeping, I/O and GUI.
space-dependence:
value: space-independent
param: region-dependent parameter (always input)
field: fully space-dependent field
TODO: godoc everything
*/
package engine
import (
"fmt"
"os"
"runtime"
"sync"
"time"
"github.com/mumax/3/cuda/cu"
"github.com/mumax/3/timer"
)
const VERSION = "mumax 3.11.1"
var UNAME = fmt.Sprintf("%s [%s_%s %s(%s) CUDA-%d.%d]",
VERSION, runtime.GOOS, runtime.GOARCH, runtime.Version(), runtime.Compiler,
cu.CUDA_VERSION/1000, (cu.CUDA_VERSION%1000)/10)
var StartTime = time.Now()
var (
busyLock sync.Mutex
busy bool // are we so busy we can't respond from run loop? (e.g. calc kernel)
)
// We set SetBusy(true) when the simulation is too busy to accept GUI input on Inject channel.
// E.g. during kernel init.
func SetBusy(b bool) {
busyLock.Lock()
defer busyLock.Unlock()
busy = b
}
func GetBusy() bool {
busyLock.Lock()
defer busyLock.Unlock()
return busy
}
// Cleanly exits the simulation, assuring all output is flushed.
func Close() {
drainOutput()
LogUsedRefs()
Table.flush()
if logfile != nil {
logfile.Close()
}
if bibfile != nil {
bibfile.Close()
}
if *Flag_sync {
timer.Print(os.Stdout)
}
}
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