Twin-stick shooter
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package main
import (
"image"
_ "image/png"
"github.com/hajimehoshi/ebiten/v2"
)
var ojasDungeonSS *OjasDungeonSpriteSheet
// OjasDungeonSpriteSheet represents a collection of sprite images.
type OjasDungeonSpriteSheet struct {
Grass11 *ebiten.Image
Grass12 *ebiten.Image
Grass13 *ebiten.Image
Grass14 *ebiten.Image
Grass15 *ebiten.Image
Grass16 *ebiten.Image
Grass21 *ebiten.Image
Grass31 *ebiten.Image
Grass41 *ebiten.Image
Grass42 *ebiten.Image
Grass51 *ebiten.Image
Grass61 *ebiten.Image
Grass71 *ebiten.Image
Grass81 *ebiten.Image
Grass82 *ebiten.Image
Grass91 *ebiten.Image
Soul1 *ebiten.Image
Wall1 *ebiten.Image
Vent1 *ebiten.Image
Door11 *ebiten.Image
Door12 *ebiten.Image
}
// LoadOjasDungeonSpriteSheet loads the embedded PlayerSpriteSheet.
func LoadOjasDungeonSpriteSheet() (*OjasDungeonSpriteSheet, error) {
tileSize := 32
f, err := assetsFS.Open("assets/ojas-dungeon/dungeon-tileset-1.png")
if err != nil {
return nil, err
}
img, _, err := image.Decode(f)
if err != nil {
return nil, err
}
sheet := ebiten.NewImageFromImage(img)
// spriteAt returns a sprite at the provided coordinates.
spriteAt := func(x, y int) *ebiten.Image {
return sheet.SubImage(image.Rect(x*tileSize, (y+1)*tileSize, (x+1)*tileSize, y*tileSize)).(*ebiten.Image)
}
// Populate spritesheet.
s := &OjasDungeonSpriteSheet{}
s.Grass11 = spriteAt(7, 7)
s.Grass12 = spriteAt(8, 7)
s.Grass13 = spriteAt(9, 7)
s.Grass14 = spriteAt(10, 7)
s.Grass15 = spriteAt(11, 7)
s.Grass16 = spriteAt(12, 7)
s.Grass21 = spriteAt(10, 8)
s.Grass31 = spriteAt(10, 9)
s.Grass41 = spriteAt(15, 9)
s.Grass42 = spriteAt(10, 10)
s.Grass51 = spriteAt(10, 11)
s.Grass61 = spriteAt(10, 12)
s.Grass71 = spriteAt(10, 13)
s.Grass81 = spriteAt(14, 11)
s.Grass82 = spriteAt(10, 14)
s.Grass91 = spriteAt(10, 15)
s.Soul1 = spriteAt(8, 11)
s.Wall1 = spriteAt(7, 5)
s.Vent1 = spriteAt(9, 13)
s.Door11 = spriteAt(3, 6)
s.Door12 = spriteAt(3, 7)
return s, nil
}