Bullet support

input/keyboard.go

@@ -2,6 +2,7 @@ package input
 
 import (
 	"github.com/hajimehoshi/ebiten/v2"
+	"github.com/hajimehoshi/ebiten/v2/inpututil"
 	"sort"
 	"strings"
 )
@@ -51,3 +52,7 @@ func (k *Keyboard) DirectionFromKeys(keys []ebiten.Key) configuration.Direction
 		return configuration.PreviouslyHeld
 	}
 }
+
+func (k *Keyboard) ShouldFire(keys []ebiten.Key) bool {
+	return inpututil.IsKeyJustReleased(ebiten.KeySpace)
+}