carotidartillery/ss_player.go

49 lines
1013 B
Go

package main
import (
"embed"
"image"
_ "image/png"
"github.com/hajimehoshi/ebiten/v2"
)
var playerSS *PlayerSpriteSheet
// PlayerSpriteSheet represents a collection of sprite images.
type PlayerSpriteSheet struct {
Frame1 *ebiten.Image
Frame2 *ebiten.Image
}
//go:embed assets
var assetsFS embed.FS
// LoadPlayerSpriteSheet loads the embedded PlayerSpriteSheet.
func LoadPlayerSpriteSheet() (*PlayerSpriteSheet, error) {
tileSize := 32
f, err := assetsFS.Open("assets/ojas-dungeon/character-run.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 PlayerSpriteSheet.
s := &PlayerSpriteSheet{}
s.Frame1 = spriteAt(0, 0)
s.Frame2 = spriteAt(0, 1)
return s, nil
}