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examples/isometric: Simplify the logic

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This commit is contained in:
Hajime Hoshi 2021-10-01 11:42:31 +09:00
parent f3318a2cec
commit 2f33366f5f
1 changed files with 4 additions and 26 deletions
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30
examples/isometric/game.go
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@ -19,7 +19,6 @@ package main
import ( import (
"fmt" "fmt"
"image"
"math" "math"
"github.com/hajimehoshi/ebiten/v2" "github.com/hajimehoshi/ebiten/v2"
@ -37,8 +36,6 @@ type Game struct {
camScaleTo float64 camScaleTo float64
mousePanX, mousePanY int mousePanX, mousePanY int
debugImg *ebiten.Image
} }
// NewGame returns a new isometric demo Game. // NewGame returns a new isometric demo Game.
@ -50,8 +47,8 @@ func NewGame() (*Game, error) {
g := &Game{ g := &Game{
currentLevel: l, currentLevel: l,
camScale: 2, camScale: 1,
camScaleTo: 2, camScaleTo: 1,
mousePanX: math.MinInt32, mousePanX: math.MinInt32,
mousePanY: math.MinInt32, mousePanY: math.MinInt32,
} }
@ -151,31 +148,12 @@ func (g *Game) Draw(screen *ebiten.Image) {
g.renderLevel(screen) g.renderLevel(screen)
// Print game info. // Print game info.
var origW int ebitenutil.DebugPrint(screen, fmt.Sprintf("KEYS WASD EC R\nFPS %0.0f\nTPS %0.0f\nSCA %0.2f\nPOS %0.0f,%0.0f", ebiten.CurrentFPS(), ebiten.CurrentTPS(), g.camScale, g.camX, g.camY))
if g.debugImg != nil {
w, _ := g.debugImg.Size()
origW = w
}
debugBox := image.NewRGBA(image.Rect(0, 0, g.w, 200))
if origW != g.w {
if g.debugImg != nil {
g.debugImg.Dispose()
}
g.debugImg = ebiten.NewImageFromImage(debugBox)
}
g.debugImg.Clear()
ebitenutil.DebugPrint(g.debugImg, fmt.Sprintf("KEYS WASD EC R\nFPS %0.0f\nTPS %0.0f\nSCA %0.2f\nPOS %0.0f,%0.0f", ebiten.CurrentFPS(), ebiten.CurrentTPS(), g.camScale, g.camX, g.camY))
op := &ebiten.DrawImageOptions{}
op.GeoM.Translate(3, 0)
op.GeoM.Scale(2, 2)
screen.DrawImage(g.debugImg, op)
} }
// Layout is called when the Game's layout changes. // Layout is called when the Game's layout changes.
func (g *Game) Layout(outsideWidth, outsideHeight int) (int, int) { func (g *Game) Layout(outsideWidth, outsideHeight int) (int, int) {
s := ebiten.DeviceScaleFactor() g.w, g.h = outsideWidth, outsideHeight
g.w, g.h = int(s*float64(outsideWidth)), int(s*float64(outsideHeight))
return g.w, g.h return g.w, g.h
} }