Refactoring

example/game/rects/rects.go

@@ -33,8 +33,8 @@ import (
 type Rects struct {
 	rectTexture       graphics.Texture
 	rectTextureInited bool
-	rectsTexture       graphics.Texture
-	rectsTextureInited bool
+	offscreen         graphics.Texture
+	offscreenInited   bool
 	rectBounds        *graphics.Rect
 	rectColor         *color.RGBA
 }
@@ -42,7 +42,7 @@ type Rects struct {
 func New() *Rects {
 	return &Rects{
 		rectTextureInited: false,
-		rectsTextureInited: false,
+		offscreenInited:   false,
 		rectBounds:        &graphics.Rect{},
 		rectColor:         &color.RGBA{},
 	}
@@ -50,7 +50,7 @@ func New() *Rects {
 
 func (game *Rects) Init(tf graphics.TextureFactory) {
 	game.rectTexture = tf.NewTexture(16, 16)
-	game.rectsTexture = tf.NewTexture(256, 240)
+	game.offscreen = tf.NewTexture(256, 240)
 }
 
 func (game *Rects) Update(context ebiten.GameContext) {
@@ -99,17 +99,17 @@ func (game *Rects) Draw(g graphics.Context) {
 		game.rectTextureInited = true
 	}
 
-	g.SetOffscreen(game.rectsTexture.ID())
-	if !game.rectsTextureInited {
+	g.SetOffscreen(game.offscreen.ID())
+	if !game.offscreenInited {
 		g.Fill(&color.RGBA{0, 0, 0, 255})
-		game.rectsTextureInited = true
+		game.offscreenInited = true
 	}
 	g.DrawTexture(game.rectTexture.ID(),
 		game.rectGeometryMatrix(),
 		game.rectColorMatrix())
 
 	g.SetOffscreen(g.Screen().ID())
-	g.DrawTexture(game.rectsTexture.ID(),
+	g.DrawTexture(game.offscreen.ID(),
 		matrix.IdentityGeometry(),
 		matrix.IdentityColor())
 }

example/game/sprites/sprites.go

@@ -102,19 +102,21 @@ func (game *Sprites) Init(tf graphics.TextureFactory) {
 	if game.ebitenTexture, err = tf.NewTextureFromImage(img); err != nil {
 		panic(err)
 	}
+}
+
+func (game *Sprites) Update(context ebiten.GameContext) {
+	if game.sprites == nil {
 		game.sprites = []*Sprite{}
 		for i := 0; i < 100; i++ {
-		// TODO: fix
 			sprite := newSprite(
-			256,
-			240,
+				context.ScreenWidth(),
+				context.ScreenHeight(),
 				game.ebitenTexture.Width(),
 				game.ebitenTexture.Height())
 			game.sprites = append(game.sprites, sprite)
 		}
-}
+	}
 
-func (game *Sprites) Update(context ebiten.GameContext) {
 	for _, sprite := range game.sprites {
 		sprite.Update()
 	}