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main.go
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main.go
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package main
import (
"log"
"github.com/hajimehoshi/ebiten/v2"
"github.com/hajimehoshi/ebiten/v2/ebitenutil"
)
const (
screenWidth = 800
screenHeight = 600
)
var x float64
var y float64
type Game struct{}
var gopher *ebiten.Image
var grassPlatform *ebiten.Image
func init() {
var err error
gopher, _, err = ebitenutil.NewImageFromFile("static/gopher.png")
if err != nil {
log.Fatal(err)
}
grassPlatform, _, err = ebitenutil.NewImageFromFile("static/grassplatform.png")
if err != nil {
log.Fatal(err)
}
}
func (g *Game) Update() error {
if ebiten.IsKeyPressed(ebiten.KeySpace) {
g.jump(gopher)
}
return nil
}
func (g *Game) Draw(screen *ebiten.Image) {
op := &ebiten.DrawImageOptions{}
op.GeoM.Scale(0.2, 0.2)
op.GeoM.Translate(screenWidth/2.25, screenHeight*0.75)
screen.DrawImage(gopher, op)
screen.DrawImage(grassPlatform, nil)
}
func (g *Game) Layout(outsideWidth, outsideHeight int) (screenWidth, screenHeight int) {
return 800, 600
}
func main() {
ebiten.SetWindowSize(800, 600)
ebiten.SetWindowTitle("Jumperoo")
game := &Game{}
if err := ebiten.RunGame(game); err != nil {
panic(err)
}
}
func (g *Game) jump(gopher *ebiten.Image) {
opts := &ebiten.DrawImageOptions{}
var yOffset float64 = 50
opts.GeoM.Translate(0, yOffset)
}