Add profiling code, and implementation using basic widgets instead of closures.
This commit is contained in:
parent
a463c073ed
commit
5bef5fc95a
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@ -5,17 +5,35 @@ import (
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"image/color"
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"log"
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"os"
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"runtime"
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"runtime/pprof"
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"sync"
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"time"
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"gioui.org/ui"
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"gioui.org/ui/app"
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gdraw "gioui.org/ui/draw"
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"gioui.org/ui/f32"
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"gioui.org/ui/gesture"
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"gioui.org/ui/layout"
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"gioui.org/ui/measure"
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"gioui.org/ui/pointer"
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"gioui.org/ui/text"
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"golang.org/x/image/font/sfnt"
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"golang.org/x/image/font/gofont/goregular"
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)
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var (
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FPS int = 100
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frames int64
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frametime int64 // nanoseconds
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maxframetime int64
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mux sync.Mutex
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Profile bool = false
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)
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func NewButton(face text.Face, t string, c color.RGBA) giowrap.Clickable {
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lbl := giowrap.NewLabel(t, giowrap.LabelFace(face), giowrap.LabelAlignment(text.Center))
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bg := giowrap.NewBackground(giowrap.BgColor(c), giowrap.BgRadius(ui.Dp(4)))
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@ -24,62 +42,267 @@ func NewButton(face text.Face, t string, c color.RGBA) giowrap.Clickable {
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func main() {
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go func() {
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w := app.NewWindow(nil)
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regular, err := sfnt.Parse(goregular.TTF)
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if err != nil {
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log.Fatal("Cannot parse font.")
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}
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ctx := giowrap.NewContext(w)
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t := time.NewTicker(time.Second/30)
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e1 := giowrap.NewEditor("text 1",giowrap.EditorFace(ctx.Faces.For(regular, ui.Sp(24))))
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e1.Focus()
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e2 := giowrap.NewEditor("text 2",giowrap.EditorFace(ctx.Faces.For(regular, ui.Sp(24))))
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f1 := giowrap.NewFlex(giowrap.FlexAxis(layout.Vertical))
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OuterInset := giowrap.NewInset(giowrap.InsetSize(ui.Dp(10)))
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InnerInset := giowrap.NewInset(giowrap.InsetSize(ui.Dp(10)))
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f2 := giowrap.NewFlex(giowrap.FlexAxis(layout.Horizontal))
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btn1 := NewButton(ctx.Faces.For(regular, ui.Sp(24)),
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"push1", color.RGBA{A: 0xff, R: 0x3c, G: 0x98, B: 0xc6})
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btn2 := NewButton(ctx.Faces.For(regular, ui.Sp(24)),
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"push2", color.RGBA{A: 0xff, R: 0x3c, G: 0x98, B: 0xc6})
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ms := &runtime.MemStats{}
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var a1 uint64
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for {
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select {
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case <-t.C:
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w.Invalidate()
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case e := <-w.Events():
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switch e := e.(type) {
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case app.DestroyEvent:
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return
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case app.DrawEvent:
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ctx = ctx.Reset(e)
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ctx = OuterInset(
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f1(
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e1,
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giowrap.Flexible(5),
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InnerInset(e2),
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giowrap.Flexible(10),
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f2(
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InnerInset(btn1),
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giowrap.Flexible(1),
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InnerInset(btn2),
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),
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)).Layout(ctx)
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ctx.Draw()
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if btn1.Clicked(ctx) {
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time.Sleep(time.Second * 3)
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mux.Lock()
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if frames == 0 {
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mux.Unlock()
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continue
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}
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runtime.ReadMemStats(ms)
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a1 = ms.Alloc
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runtime.GC()
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runtime.ReadMemStats(ms)
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log.Printf("Alloc: %d - %d = %d (%d per frame)", a1, ms.Alloc, a1 - ms.Alloc, (a1 - ms.Alloc) / (3 * uint64(FPS)))
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log.Printf("Frametime: %d max Frametime: %d us\n", frametime / (frames * 1000), maxframetime / 1000)
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frames = 0
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frametime = 0
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maxframetime = 0
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mux.Unlock()
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}
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}()
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switch os.Args[1] {
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case "", "main1":
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log.Print("main1()")
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go main1()
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case "main2":
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log.Print("main2()")
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go main2()
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default:
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log.Fatal(`Usage:
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hello [main1|main2]
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`)
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}
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app.Main()
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}
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func main1() {
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w := app.NewWindow(nil)
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regular, err := sfnt.Parse(goregular.TTF)
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if err != nil {
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log.Fatal("Cannot parse font.")
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}
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ctx := giowrap.NewContext(w)
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t := time.NewTicker(time.Second/time.Duration(FPS))
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e1 := giowrap.NewEditor("text 1",giowrap.EditorFace(ctx.Faces.For(regular, ui.Sp(24))))
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e1.Focus()
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e2 := giowrap.NewEditor("text 2",giowrap.EditorFace(ctx.Faces.For(regular, ui.Sp(24))))
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f1 := giowrap.NewFlex(giowrap.FlexAxis(layout.Vertical))
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OuterInset := giowrap.NewInset(giowrap.InsetSize(ui.Dp(10)))
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InnerInset := giowrap.NewInset(giowrap.InsetSize(ui.Dp(10)))
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f2 := giowrap.NewFlex(giowrap.FlexAxis(layout.Horizontal))
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btn1 := NewButton(ctx.Faces.For(regular, ui.Sp(24)),
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"push1", color.RGBA{A: 0xff, R: 0x3c, G: 0x98, B: 0xc6})
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btn2 := NewButton(ctx.Faces.For(regular, ui.Sp(24)),
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"push2", color.RGBA{A: 0xff, R: 0x3c, G: 0x98, B: 0xc6})
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profiled := false
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startTime := time.Now()
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for {
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select {
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case <-t.C:
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w.Invalidate()
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case e := <-w.Events():
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stime := time.Now()
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switch e := e.(type) {
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case app.DestroyEvent:
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return
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case app.DrawEvent:
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ctx.Reset(e)
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OuterInset(
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f1(
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e1,
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giowrap.Flexible(5),
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InnerInset(e2),
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giowrap.Flexible(10),
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f2(
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InnerInset(btn1),
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giowrap.Flexible(0.5),
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InnerInset(btn2),
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),
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)).Layout(ctx)
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ctx.Draw()
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if btn1.Clicked(ctx) {
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log.Print("Clicked: " + e1.Text() )
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}
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if btn2.Clicked(ctx) {
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log.Print("Clicked: " + e2.Text() )
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}
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}
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dur := time.Since(stime).Nanoseconds()
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mux.Lock()
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frames = frames + 1
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frametime = frametime + dur
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if dur > maxframetime { maxframetime = dur }
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mux.Unlock()
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}
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if profiled { continue }
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if time.Since(startTime) < time.Second * 10 { continue }
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if Profile {
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profiled = true
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f, err := os.Create("memprofile.pprof")
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if err != nil {
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log.Fatal("could not create memory profile: ", err)
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}
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if err := pprof.WriteHeapProfile(f); err != nil {
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log.Fatal("could not write memory profile: ", err)
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}
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log.Print("Memory profile written")
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f.Close()
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}
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}
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}
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func main2() {
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w := app.NewWindow(nil)
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q := w.Queue()
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ops := new(ui.Ops)
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var faces measure.Faces
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regular, err := sfnt.Parse(goregular.TTF)
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if err != nil {
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log.Fatal("Cannot parse font.")
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}
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t := time.NewTicker(time.Second/time.Duration(FPS))
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e1 := &text.Editor{
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Face: faces.For(regular, ui.Sp(24)),
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SingleLine: true,
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}
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e1.Focus()
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e1.SetText("text 1")
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e2 := &text.Editor{
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Face: faces.For(regular, ui.Sp(24)),
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SingleLine: true,
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}
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e2.Focus()
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e2.SetText("text 2")
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f1 := layout.Flex{ Axis: layout.Vertical }
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OuterInset := layout.UniformInset(ui.Dp(10))
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InnerInset := layout.UniformInset(ui.Dp(10))
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f2 := layout.Flex{ Axis: layout.Horizontal }
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btn1 := text.Label{
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Face: faces.For(regular, ui.Sp(24)),
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Text: "push1",
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}
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b1ins := layout.UniformInset(ui.Dp(4))
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btn2 := text.Label{
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Face: faces.For(regular, ui.Sp(24)),
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Text: "push2",
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}
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b2ins := layout.UniformInset(ui.Dp(4))
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var bg1, bg2 ui.MacroOp
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click1 := new(gesture.Click)
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click2 := new(gesture.Click)
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profiled := false
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startTime := time.Now()
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for {
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select {
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case <-t.C:
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w.Invalidate()
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case e := <-w.Events():
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stime := time.Now()
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switch e := e.(type) {
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case app.DestroyEvent:
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return
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case app.DrawEvent:
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c := &e.Config
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ops.Reset()
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faces.Reset(c)
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cs := layout.RigidConstraints(e.Size)
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cs = OuterInset.Begin(c, ops, cs)
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f1.Init(ops, cs)
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cs = f1.Rigid()
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dims := e1.Layout(c, q, ops, cs)
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f1c1 := f1.End(dims)
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cs = f1.Flexible(5)
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cs = InnerInset.Begin(c, ops, cs)
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dims = e2.Layout(c, q, ops, cs)
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dims = InnerInset.End(dims)
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f1c2 := f1.End(dims)
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cs = f1.Flexible(10)
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f2.Init(ops, cs)
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cs = f2.Rigid()
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cs = InnerInset.Begin(c, ops, cs)
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bg1.Record(ops)
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cs = b1ins.Begin(c, ops, cs)
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dims = btn1.Layout(ops, cs)
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dims = b1ins.End(dims)
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pointer.RectAreaOp{Size: dims.Size}.Add(ops)
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click1.Add(ops)
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bg1.Stop()
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wi, h := float32(dims.Size.X), float32(dims.Size.Y)
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r := float32(c.Px(ui.Dp(4)))
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giowrap.Rrect(ops, wi, h, r, r, r, r)
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gdraw.ColorOp{Color: color.RGBA{A: 0xff, R: 0x3c, G: 0x98, B: 0xc6}}.Add(ops)
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gdraw.DrawOp{Rect: f32.Rectangle{Max: f32.Point{X: wi, Y: h}}}.Add(ops)
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bg1.Add(ops)
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dims = InnerInset.End(dims)
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f2c1 := f2.End(dims)
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cs = f2.Flexible(0.5)
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cs = InnerInset.Begin(c, ops, cs)
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bg2.Record(ops)
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cs = b2ins.Begin(c, ops, cs)
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dims = btn2.Layout(ops, cs)
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dims = b2ins.End(dims)
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pointer.RectAreaOp{Size: dims.Size}.Add(ops)
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click2.Add(ops)
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bg2.Stop()
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wi, h = float32(dims.Size.X), float32(dims.Size.Y)
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giowrap.Rrect(ops, wi, h, r, r, r, r)
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gdraw.ColorOp{Color: color.RGBA{A: 0xff, R: 0x3c, G: 0x98, B: 0xc6}}.Add(ops)
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gdraw.DrawOp{Rect: f32.Rectangle{Max: f32.Point{X: wi, Y: h}}}.Add(ops)
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bg2.Add(ops)
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dims = InnerInset.End(dims)
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f2c2 := f2.End(dims)
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dims = f2.Layout(f2c1, f2c2)
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f1c3 := f1.End(dims)
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dims = f1.Layout(f1c1, f1c2, f1c3)
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dims = OuterInset.End(dims)
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w.Draw(ops)
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for _,ev := range click1.Events(q) {
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if ev.Type == gesture.TypeClick {
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log.Print("Clicked: " + e1.Text() )
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}
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if btn2.Clicked(ctx) {
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}
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for _, ev := range click2.Events(q) {
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if ev.Type == gesture.TypeClick {
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log.Print("Clicked: " + e2.Text() )
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}
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}
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}
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dur := time.Since(stime).Nanoseconds()
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mux.Lock()
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frames = frames + 1
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frametime = frametime + dur
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if dur > maxframetime { maxframetime = dur }
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mux.Unlock()
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}
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}()
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app.Main()
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if profiled { continue }
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if time.Since(startTime) < time.Second * 10 { continue }
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if Profile {
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profiled = true
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f, err := os.Create("memprofile.pprof")
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if err != nil {
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log.Fatal("could not create memory profile: ", err)
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}
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if err := pprof.WriteHeapProfile(f); err != nil {
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log.Fatal("could not write memory profile: ", err)
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}
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log.Print("Memory profile written")
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f.Close()
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}
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}
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}
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86
main.go
86
main.go
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@ -47,31 +47,29 @@ type Context struct {
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dims layout.Dimens
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}
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func NewContext(w *app.Window) Context {
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ret := Context{
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func NewContext(w *app.Window) *Context {
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return &Context{
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w: w,
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ops: new(ui.Ops),
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q: w.Queue(),
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}
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return ret
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}
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func (ctx Context) Reset(e app.DrawEvent) Context {
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func (ctx *Context) Reset(e app.DrawEvent) {
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ctx.c = &e.Config
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ctx.ops.Reset()
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ctx.cs = layout.RigidConstraints(e.Size)
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ctx.Faces.Reset(ctx.c)
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return ctx
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}
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func (ctx Context) Draw() {
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func (ctx *Context) Draw() {
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ctx.w.Draw(ctx.ops)
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}
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type Layout func(Context) Context
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type Layout func(*Context)
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type Widget interface {
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Layout(Context) Context
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Layout(*Context)
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}
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type WidgetCombinator func(...Widget) Widget
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@ -104,9 +102,8 @@ func NewLabel(t string, lops ...LabelOption) *Label {
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return ret
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}
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func (l *Label) Layout(ctx Context) Context {
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func (l *Label) Layout(ctx *Context) {
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ctx.dims = l.l.Layout(ctx.ops, ctx.cs)
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return ctx
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}
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type Editor struct {
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@ -134,9 +131,8 @@ func NewEditor(t string, eops ...EditorOption) *Editor {
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return ret
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}
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func (e *Editor) Layout(ctx Context) Context {
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func (e *Editor) Layout(ctx *Context) {
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ctx.dims = e.e.Layout(ctx.c, ctx.q, ctx.ops, ctx.cs)
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return ctx
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}
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func (e *Editor) Text() string { return e.e.Text() }
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@ -151,8 +147,8 @@ func NewfWidget(l Layout) fWidget {
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return fWidget{ l: l }
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}
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func (fw fWidget) Layout(ctx Context) Context {
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return fw.l(ctx)
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func (fw fWidget) Layout(ctx *Context) {
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fw.l(ctx)
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}
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type Flex WidgetCombinator
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@ -160,9 +156,8 @@ type Flex WidgetCombinator
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// This "Widget" does nothing except set the Flexible field of a FlexOpts
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// struct within the Extra data structure
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func Flexible(v float32) Widget {
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return NewfWidget(func(ctx Context) Context {
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return NewfWidget(func(ctx *Context) {
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extra.data[extra.cur].(*FlexOpts).flexible = v
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return ctx
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})
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}
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@ -197,25 +192,26 @@ func NewFlex(fos ...FlexOption) Flex {
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}
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index := extra.New()
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extra.data[index] = opts
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// do not call "make" inside the Layout function
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fcs := make([]layout.FlexChild,0)
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return func(ws ...Widget) Widget {
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return NewfWidget(func(ctx Context) Context {
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return NewfWidget(func(ctx *Context) {
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// ensure child widgets write options to the right place
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extra.cur = index
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opts := extra.data[index].(*FlexOpts)
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f.Init(ctx.ops, ctx.cs)
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fcs := make([]layout.FlexChild,len(ws))
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for i, w := range ws {
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if v := opts.flexible; v != 0 {
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ctx.cs = f.Flexible(v)
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for _, w := range ws {
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if opts.flexible != 0 {
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ctx.cs = f.Flexible(opts.flexible)
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} else {
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ctx.cs = f.Rigid()
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}
|
||||
ctx = w.Layout(ctx)
|
||||
fcs[i] = f.End(ctx.dims)
|
||||
w.Layout(ctx)
|
||||
fcs = append(fcs, f.End(ctx.dims))
|
||||
}
|
||||
ctx.dims = f.Layout(fcs...)
|
||||
return ctx
|
||||
f.Layout(fcs...)
|
||||
fcs = fcs[0:0] // truncate
|
||||
})
|
||||
}
|
||||
}
|
||||
|
|
@ -253,14 +249,12 @@ func NewInset(insos ...InsetOption) WidgetCombinator {
|
|||
for _,o := range insos { o(opts) }
|
||||
ins := layout.Inset{ Top: opts.top, Right: opts.right, Bottom: opts.bottom, Left: opts.left }
|
||||
return func(ws ...Widget) Widget {
|
||||
return NewfWidget(func(ctx Context) Context {
|
||||
return NewfWidget(func(ctx *Context) {
|
||||
ctx.cs = ins.Begin(ctx.c, ctx.ops, ctx.cs)
|
||||
var dims layout.Dimens
|
||||
for _, w := range ws {
|
||||
ctx = w.Layout(ctx)
|
||||
w.Layout(ctx)
|
||||
}
|
||||
ctx.dims = ins.End(dims)
|
||||
return ctx
|
||||
ctx.dims = ins.End(ctx.dims)
|
||||
})
|
||||
}
|
||||
}
|
||||
|
|
@ -274,18 +268,17 @@ type Background struct {
|
|||
}
|
||||
|
||||
type Enclosure interface {
|
||||
Begin(Context) Context
|
||||
End(Context) Context
|
||||
Begin(*Context)
|
||||
End(*Context)
|
||||
}
|
||||
|
||||
func Enclose(e Enclosure, ws ...Widget) Widget {
|
||||
return NewfWidget(func(ctx Context) Context {
|
||||
ctx = e.Begin(ctx)
|
||||
return NewfWidget(func(ctx *Context) {
|
||||
e.Begin(ctx)
|
||||
for _,w := range ws {
|
||||
ctx = w.Layout(ctx)
|
||||
w.Layout(ctx)
|
||||
}
|
||||
ctx = e.End(ctx)
|
||||
return ctx
|
||||
e.End(ctx)
|
||||
})
|
||||
}
|
||||
|
||||
|
|
@ -315,13 +308,12 @@ func NewBackground(bos ...BackgroundOption) WidgetCombinator {
|
|||
}
|
||||
}
|
||||
|
||||
func (bg *Background) Begin(ctx Context) Context {
|
||||
func (bg *Background) Begin(ctx *Context) {
|
||||
bg.macro.Record(ctx.ops)
|
||||
ctx.cs = bg.Inset.Begin(ctx.c, ctx.ops, ctx.cs)
|
||||
return ctx
|
||||
}
|
||||
|
||||
func (bg *Background) End(ctx Context) Context {
|
||||
func (bg *Background) End(ctx *Context) {
|
||||
ctx.dims = bg.Inset.End(ctx.dims)
|
||||
bg.macro.Stop()
|
||||
//var stack ui.StackOp
|
||||
|
|
@ -333,16 +325,15 @@ func (bg *Background) End(ctx Context) Context {
|
|||
if r > h / 2 {
|
||||
r = h / 2
|
||||
}
|
||||
rrect(ctx.ops, w, h, r, r, r, r)
|
||||
Rrect(ctx.ops, w, h, r, r, r, r)
|
||||
}
|
||||
gdraw.ColorOp{Color: bg.Color}.Add(ctx.ops)
|
||||
gdraw.DrawOp{Rect: f32.Rectangle{Max: f32.Point{X: w, Y: h}}}.Add(ctx.ops)
|
||||
bg.macro.Add(ctx.ops)
|
||||
return ctx
|
||||
}
|
||||
|
||||
// https://pomax.github.io/bezierinfo/#circles_cubic.
|
||||
func rrect(ops *ui.Ops, width, height, se, sw, nw, ne float32) {
|
||||
func Rrect(ops *ui.Ops, width, height, se, sw, nw, ne float32) {
|
||||
w, h := float32(width), float32(height)
|
||||
const c = 0.55228475 // 4*(sqrt(2)-1)/3
|
||||
var b gdraw.PathBuilder
|
||||
|
|
@ -360,7 +351,7 @@ func rrect(ops *ui.Ops, width, height, se, sw, nw, ne float32) {
|
|||
|
||||
type Clickable interface {
|
||||
Widget
|
||||
Clicked(Context) bool
|
||||
Clicked(*Context) bool
|
||||
}
|
||||
|
||||
//cWidget is a clickable Widget that provides the Clicked() method.
|
||||
|
|
@ -369,14 +360,13 @@ type cWidget struct {
|
|||
click *gesture.Click
|
||||
}
|
||||
|
||||
func (w cWidget) Layout(ctx Context) Context {
|
||||
ctx = w.w.Layout(ctx)
|
||||
func (w cWidget) Layout(ctx *Context) {
|
||||
w.w.Layout(ctx)
|
||||
pointer.RectAreaOp{Size: ctx.dims.Size}.Add(ctx.ops)
|
||||
w.click.Add(ctx.ops)
|
||||
return ctx
|
||||
}
|
||||
|
||||
func (w cWidget) Clicked(ctx Context) bool {
|
||||
func (w cWidget) Clicked(ctx *Context) bool {
|
||||
for _,e := range w.click.Events(ctx.q) {
|
||||
if e.Type == gesture.TypeClick {
|
||||
return true
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user