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examples: Use RunGame (#1183)

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Fixes #1111
This commit is contained in:
loig 2020-06-07 14:36:46 +02:00 committed by GitHub
parent fc995a47ee
commit 63677e0e50
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 197 additions and 144 deletions
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23
examples/squiral/main.go
View File

@ -21,6 +21,7 @@ package main
import (
"fmt"
"image/color"
"log"
"math/rand"
"time"
@ -286,7 +287,9 @@ func init() {
auto.init()
}
func update(screen *ebiten.Image) error {
type Game struct{}
func (g *Game) Update(screen *ebiten.Image) error {
reset := false
if inpututil.IsKeyJustPressed(ebiten.KeyB) {
@ -310,16 +313,10 @@ func update(screen *ebiten.Image) error {
auto.step()
if ebiten.IsDrawingSkipped() {
return nil
}
draw(screen)
return nil
}
func draw(screen *ebiten.Image) {
func (g *Game) Draw(screen *ebiten.Image) {
screen.DrawImage(canvas, nil)
ebitenutil.DebugPrintAt(
screen,
@ -343,9 +340,15 @@ func draw(screen *ebiten.Image) {
)
}
func (g *Game) Layout(outsideWidth, outsideHeight int) (int, int) {
return width, height
}
func main() {
ebiten.SetMaxTPS(250)
if err := ebiten.Run(update, width, height, scale, "Squirals (Ebiten Demo)"); err != nil {
panic(err)
ebiten.SetWindowSize(width*scale, height*scale)
ebiten.SetWindowTitle("Squirals (Ebiten Demo)")
if err := ebiten.RunGame(&Game{}); err != nil {
log.Fatal(err)
}
}

106
examples/tiles/main.go
View File

@ -59,60 +59,21 @@ func init() {
tilesImage, _ = ebiten.NewImageFromImage(img, ebiten.FilterDefault)
}
var (
layers = [][]int{
{
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 218, 243, 243, 243, 243, 243, 243, 243, 243, 243, 218, 243, 244, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
type Game struct {
layers [][]int
}
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 243, 244, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 219, 243, 243, 243, 219, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 218, 243, 243, 243, 243, 243, 243, 243, 243, 243, 244, 243, 243, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
},
{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 26, 27, 28, 29, 30, 31, 0, 0, 0, 0,
0, 0, 0, 0, 0, 51, 52, 53, 54, 55, 56, 0, 0, 0, 0,
0, 0, 0, 0, 0, 76, 77, 78, 79, 80, 81, 0, 0, 0, 0,
0, 0, 0, 0, 0, 101, 102, 103, 104, 105, 106, 0, 0, 0, 0,
0, 0, 0, 0, 0, 126, 127, 128, 129, 130, 131, 0, 0, 0, 0,
0, 0, 0, 0, 0, 303, 303, 245, 242, 303, 303, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 245, 242, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 245, 242, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 245, 242, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 245, 242, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 245, 242, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 245, 242, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 245, 242, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 245, 242, 0, 0, 0, 0, 0, 0,
},
}
)
func update(screen *ebiten.Image) error {
if ebiten.IsDrawingSkipped() {
return nil
}
func (g *Game) Update(screen *ebiten.Image) error {
return nil
}
func (g *Game) Draw(screen *ebiten.Image) {
// Draw each tile with each DrawImage call.
// As the source images of all DrawImage calls are always same,
// this rendering is done very effectively.
// For more detail, see https://pkg.go.dev/github.com/hajimehoshi/ebiten#Image.DrawImage
const xNum = screenWidth / tileSize
for _, l := range layers {
for _, l := range g.layers {
for i, t := range l {
op := &ebiten.DrawImageOptions{}
op.GeoM.Translate(float64((i%xNum)*tileSize), float64((i/xNum)*tileSize))
@ -124,12 +85,59 @@ func update(screen *ebiten.Image) error {
}
ebitenutil.DebugPrint(screen, fmt.Sprintf("TPS: %0.2f", ebiten.CurrentTPS()))
}
return nil
func (g *Game) Layout(outsideWidth, outsideHeight int) (int, int) {
return screenWidth, screenHeight
}
func main() {
if err := ebiten.Run(update, screenWidth, screenHeight, 2, "Tiles (Ebiten Demo)"); err != nil {
g := &Game{
layers: [][]int{
{
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 218, 243, 243, 243, 243, 243, 243, 243, 243, 243, 218, 243, 244, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 243, 244, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 219, 243, 243, 243, 219, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
243, 218, 243, 243, 243, 243, 243, 243, 243, 243, 243, 244, 243, 243, 243,
243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243, 243,
},
{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 26, 27, 28, 29, 30, 31, 0, 0, 0, 0,
0, 0, 0, 0, 0, 51, 52, 53, 54, 55, 56, 0, 0, 0, 0,
0, 0, 0, 0, 0, 76, 77, 78, 79, 80, 81, 0, 0, 0, 0,
0, 0, 0, 0, 0, 101, 102, 103, 104, 105, 106, 0, 0, 0, 0,
0, 0, 0, 0, 0, 126, 127, 128, 129, 130, 131, 0, 0, 0, 0,
0, 0, 0, 0, 0, 303, 303, 245, 242, 303, 303, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 245, 242, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 245, 242, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 245, 242, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 245, 242, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 245, 242, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 245, 242, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 245, 242, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 245, 242, 0, 0, 0, 0, 0, 0,
},
},
}
ebiten.SetWindowSize(screenWidth*2, screenHeight*2)
ebiten.SetWindowTitle("Tiles (Ebiten Demo)")
if err := ebiten.RunGame(g); err != nil {
log.Fatal(err)
}
}

60
examples/typewriter/main.go
View File

@ -25,9 +25,9 @@ import (
"github.com/hajimehoshi/ebiten/inpututil"
)
var (
text = "Type on the keyboard:\n"
counter = 0
const (
screenWidth = 320
screenHeight = 240
)
// repeatingKeyPressed return true when key is pressed considering the repeat state.
@ -46,47 +46,61 @@ func repeatingKeyPressed(key ebiten.Key) bool {
return false
}
func update(screen *ebiten.Image) error {
type Game struct {
text string
counter int
}
func (g *Game) Update(screen *ebiten.Image) error {
// Add a string from InputChars, that returns string input by users.
// Note that InputChars result changes every frame, so you need to call this
// every frame.
text += string(ebiten.InputChars())
g.text += string(ebiten.InputChars())
// Adjust the string to be at most 10 lines.
ss := strings.Split(text, "\n")
ss := strings.Split(g.text, "\n")
if len(ss) > 10 {
text = strings.Join(ss[len(ss)-10:], "\n")
g.text = strings.Join(ss[len(ss)-10:], "\n")
}
// If the enter key is pressed, add a line break.
if repeatingKeyPressed(ebiten.KeyEnter) || repeatingKeyPressed(ebiten.KeyKPEnter) {
text += "\n"
g.text += "\n"
}
// If the backspace key is pressed, remove one character.
if repeatingKeyPressed(ebiten.KeyBackspace) {
if len(text) >= 1 {
text = text[:len(text)-1]
if len(g.text) >= 1 {
g.text = g.text[:len(g.text)-1]
}
}
counter++
if ebiten.IsDrawingSkipped() {
return nil
}
// Blink the cursor.
t := text
if counter%60 < 30 {
t += "_"
}
ebitenutil.DebugPrint(screen, t)
g.counter++
return nil
}
func (g *Game) Draw(screen *ebiten.Image) {
// Blink the cursor.
t := g.text
if g.counter%60 < 30 {
t += "_"
}
ebitenutil.DebugPrint(screen, t)
}
func (g *Game) Layout(outsideWidth, outsideHeight int) (int, int) {
return screenWidth, screenHeight
}
func main() {
if err := ebiten.Run(update, 320, 240, 2.0, "Typewriter (Ebiten Demo)"); err != nil {
g := &Game{
text: "Type on the keyboard:\n",
counter: 0,
}
ebiten.SetWindowSize(screenWidth*2, screenHeight*2)
ebiten.SetWindowTitle("TypeWriter (Ebiten Demo)")
if err := ebiten.RunGame(g); err != nil {
log.Fatal(err)
}
}

69
examples/ui/main.go
View File

@ -443,63 +443,74 @@ func (c *CheckBox) SetOnCheckChanged(f func(c *CheckBox)) {
c.onCheckChanged = f
}
var (
button1 = &Button{
type Game struct {
button1 *Button
button2 *Button
checkBox *CheckBox
textBoxLog *TextBox
}
var g Game
func init() {
g.button1 = &Button{
Rect: image.Rect(16, 16, 144, 48),
Text: "Button 1",
}
button2 = &Button{
g.button2 = &Button{
Rect: image.Rect(160, 16, 288, 48),
Text: "Button 2",
}
checkBox = &CheckBox{
g.checkBox = &CheckBox{
X: 16,
Y: 64,
Text: "Check Box!",
}
textBoxLog = &TextBox{
g.textBoxLog = &TextBox{
Rect: image.Rect(16, 96, 624, 464),
}
)
func init() {
button1.SetOnPressed(func(b *Button) {
textBoxLog.AppendLine("Button 1 Pressed")
g.button1.SetOnPressed(func(b *Button) {
g.textBoxLog.AppendLine("Button 1 Pressed")
})
button2.SetOnPressed(func(b *Button) {
textBoxLog.AppendLine("Button 2 Pressed")
g.button2.SetOnPressed(func(b *Button) {
g.textBoxLog.AppendLine("Button 2 Pressed")
})
checkBox.SetOnCheckChanged(func(c *CheckBox) {
g.checkBox.SetOnCheckChanged(func(c *CheckBox) {
msg := "Check box check changed"
if c.Checked() {
msg += " (Checked)"
} else {
msg += " (Unchecked)"
}
textBoxLog.AppendLine(msg)
g.textBoxLog.AppendLine(msg)
})
}
func update(screen *ebiten.Image) error {
button1.Update()
button2.Update()
checkBox.Update()
textBoxLog.Update()
if ebiten.IsDrawingSkipped() {
return nil
}
screen.Fill(color.RGBA{0xeb, 0xeb, 0xeb, 0xff})
button1.Draw(screen)
button2.Draw(screen)
checkBox.Draw(screen)
textBoxLog.Draw(screen)
func (g *Game) Update(screen *ebiten.Image) error {
g.button1.Update()
g.button2.Update()
g.checkBox.Update()
g.textBoxLog.Update()
return nil
}
func (g *Game) Draw(screen *ebiten.Image) {
screen.Fill(color.RGBA{0xeb, 0xeb, 0xeb, 0xff})
g.button1.Draw(screen)
g.button2.Draw(screen)
g.checkBox.Draw(screen)
g.textBoxLog.Draw(screen)
}
func (g *Game) Layout(outsideWidth, outsideHeight int) (int, int) {
return screenWidth, screenHeight
}
func main() {
if err := ebiten.Run(update, screenWidth, screenHeight, 1, "UI (Ebiten Demo)"); err != nil {
ebiten.SetWindowSize(screenWidth, screenHeight)
ebiten.SetWindowTitle("UI (Ebiten Demo)")
if err := ebiten.RunGame(&g); err != nil {
log.Fatal(err)
}
}

37
examples/vector/main.go
View File

@ -171,25 +171,34 @@ func drawWave(screen *ebiten.Image, counter int) {
path.Fill(screen, op)
}
var counter = 0
type Game struct {
counter int
}
func update(screen *ebiten.Image) error {
counter++
if ebiten.IsDrawingSkipped() {
return nil
}
screen.Fill(color.White)
drawEbitenText(screen)
drawEbitenLogo(screen, 20, 90)
drawWave(screen, counter)
ebitenutil.DebugPrint(screen, fmt.Sprintf("TPS: %0.2f\nFPS: %0.2f", ebiten.CurrentTPS(), ebiten.CurrentFPS()))
func (g *Game) Update(screen *ebiten.Image) error {
g.counter++
return nil
}
func (g *Game) Draw(screen *ebiten.Image) {
screen.Fill(color.White)
drawEbitenText(screen)
drawEbitenLogo(screen, 20, 90)
drawWave(screen, g.counter)
ebitenutil.DebugPrint(screen, fmt.Sprintf("TPS: %0.2f\nFPS: %0.2f", ebiten.CurrentTPS(), ebiten.CurrentFPS()))
}
func (g *Game) Layout(outsideWidth, outsideHeight int) (int, int) {
return screenWidth, screenHeight
}
func main() {
if err := ebiten.Run(update, screenWidth, screenHeight, 1, "Vector (Ebiten Demo)"); err != nil {
g := &Game{counter: 0}
ebiten.SetWindowSize(screenWidth, screenHeight)
ebiten.SetWindowTitle("Vector (Ebiten Demo)")
if err := ebiten.RunGame(g); err != nil {
log.Fatal(err)
}
}

46
examples/wav/main.go
View File

@ -32,15 +32,17 @@ const (
sampleRate = 44100
)
var (
type Game struct {
audioContext *audio.Context
audioPlayer *audio.Player
)
}
var g Game
func init() {
var err error
// Initialize audio context.
audioContext, err = audio.NewContext(sampleRate)
g.audioContext, err = audio.NewContext(sampleRate)
if err != nil {
log.Fatal(err)
}
@ -56,42 +58,48 @@ func init() {
// return err
// }
//
// d, err := wav.Decode(audioContext, f)
// d, err := wav.Decode(g.audioContext, f)
// ...
// Decode wav-formatted data and retrieve decoded PCM stream.
d, err := wav.Decode(audioContext, audio.BytesReadSeekCloser(raudio.Jab_wav))
d, err := wav.Decode(g.audioContext, audio.BytesReadSeekCloser(raudio.Jab_wav))
if err != nil {
log.Fatal(err)
}
// Create an audio.Player that has one stream.
audioPlayer, err = audio.NewPlayer(audioContext, d)
g.audioPlayer, err = audio.NewPlayer(g.audioContext, d)
if err != nil {
log.Fatal(err)
}
}
func update(screen *ebiten.Image) error {
if ebiten.IsKeyPressed(ebiten.KeyP) && !audioPlayer.IsPlaying() {
func (g *Game) Update(screen *ebiten.Image) error {
if ebiten.IsKeyPressed(ebiten.KeyP) && !g.audioPlayer.IsPlaying() {
// As audioPlayer has one stream and remembers the playing position,
// rewinding is needed before playing when reusing audioPlayer.
audioPlayer.Rewind()
audioPlayer.Play()
}
if ebiten.IsDrawingSkipped() {
return nil
}
if audioPlayer.IsPlaying() {
ebitenutil.DebugPrint(screen, "Bump!")
} else {
ebitenutil.DebugPrint(screen, "Press P to play the wav")
g.audioPlayer.Rewind()
g.audioPlayer.Play()
}
return nil
}
func (g *Game) Draw(screen *ebiten.Image) {
if g.audioPlayer.IsPlaying() {
ebitenutil.DebugPrint(screen, "Bump!")
} else {
ebitenutil.DebugPrint(screen, "Press P to play the wav")
}
}
func (g *Game) Layout(outsideWidth, outsideHeight int) (int, int) {
return screenWidth, screenHeight
}
func main() {
if err := ebiten.Run(update, screenWidth, screenHeight, 2, "WAV (Ebiten Demo)"); err != nil {
ebiten.SetWindowSize(screenWidth*2, screenHeight*2)
ebiten.SetWindowTitle("WAV (Ebiten Demo)")
if err := ebiten.RunGame(&g); err != nil {
log.Fatal(err)
}
}