func main() {
var err error
gophersImage, _, err = ebitenutil.NewImageFromFile("_resources/images/gophers.jpg", ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
fiveyearsImage, _, err = ebitenutil.NewImageFromFile("_resources/images/fiveyears.jpg", ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
maskImage, err = ebiten.NewImage(screenWidth, screenHeight, ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
as := image.Point{128, 128}
a := image.NewAlpha(image.Rectangle{image.ZP, as})
for j := 0; j < as.Y; j++ {
for i := 0; i < as.X; i++ {
r := as.X / 2
d := math.Sqrt(float64((i-r)*(i-r) + (j-r)*(j-r)))
b := uint8(max(0, min(0xff, 3*0xff-int(d*3*0xff)/r)))
a.SetAlpha(i, j, color.Alpha{b})
}
}
spotLightImage, err = ebiten.NewImageFromImage(a, ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
if err := ebiten.Run(update, screenWidth, screenHeight, 2, "Masking (Ebiten Demo)"); err != nil {
log.Fatal(err)
}
}
func init() {
var err error
imageBlocks, _, err = ebitenutil.NewImageFromFile("images/blocks/blocks.png", ebiten.FilterNearest)
if err != nil {
panic(err)
}
}
func init() {
var err error
keyboardImage, _, err = ebitenutil.NewImageFromFile("images/keyboard/keyboard.png", ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
}
func main() {
var err error
bgImage, _, err = ebitenutil.NewImageFromFile("_resources/images/tile.png", ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
w, h := bgImage.Size()
const repeat = 5
repeatedBgImage, err = ebiten.NewImage(w*repeat, h*repeat, ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
for j := 0; j < repeat; j++ {
for i := 0; i < repeat; i++ {
op := &ebiten.DrawImageOptions{}
op.GeoM.Translate(float64(w*i), float64(h*j))
if err := repeatedBgImage.DrawImage(bgImage, op); err != nil {
log.Fatal(err)
}
}
}
groundImage, err = ebiten.NewImage(screenWidth, screenHeight, ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
if err := ebiten.Run(update, screenWidth, screenHeight, 2, "infinite scroll"); err != nil {
log.Fatal(err)
}
}
func init() {
var err error
imageBackground, _, err = ebitenutil.NewImageFromFile("_resources/images/blocks/background.png", ebiten.FilterNearest)
if err != nil {
panic(err)
}
}
func init() {
dir := ""
arcadeFontPath := filepath.Join(dir, "images", "arcadefont.png")
arcadeFontImage, _, err := ebitenutil.NewImageFromFile(arcadeFontPath, ebiten.FilterNearest)
if err != nil {
panic(err)
}
ArcadeFont = &Font{arcadeFontImage, 32, 16, 8, 8}
}
func main() {
var err error
ebitenImage, _, err = ebitenutil.NewImageFromFile("_resources/images/ebiten.png", ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
if err := ebiten.Run(update, screenWidth, screenHeight, 2, "Alpha Blending (Ebiten Demo)"); err != nil {
log.Fatal(err)
}
}
func main() {
var err error
gophersImage, _, err = ebitenutil.NewImageFromFile("images/gophers.jpg", ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
if err := ebiten.Run(update, screenWidth, screenHeight, 2, "Rotate (Ebiten Demo)"); err != nil {
log.Fatal(err)
}
}
func main() {
var err error
gophersImage, _, err = ebitenutil.NewImageFromFile("_resources/images/gophers.jpg", ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
if err := ebiten.Run(update, initScreenWidth, initScreenHeight, initScreenScale, "Window Size (Ebiten Demo)"); err != nil {
log.Fatal(err)
}
}
func init() {
var err error
// Background
imageGameBG, _, err = ebitenutil.NewImageFromFile("images/gophers.jpg", ebiten.FilterLinear)
if err != nil {
panic(err)
}
// Windows
imageWindows, err = ebiten.NewImage(ScreenWidth, ScreenHeight, ebiten.FilterNearest)
if err != nil {
panic(err)
}
// Windows: Field
x, y := fieldWindowPosition()
if err := drawWindow(imageWindows, x, y, fieldWidth, fieldHeight); err != nil {
panic(err)
}
// Windows: Next
x, y = nextWindowLabelPosition()
if err := common.ArcadeFont.DrawTextWithShadow(imageWindows, "NEXT", x, y, 1, fontColor); err != nil {
panic(err)
}
x, y = nextWindowPosition()
if err := drawWindow(imageWindows, x, y, 5*blockWidth, 5*blockHeight); err != nil {
panic(err)
}
// Windows: Score
x, y = scoreTextBoxPosition()
if err := drawTextBox(imageWindows, "SCORE", x, y, textBoxWidth()); err != nil {
panic(err)
}
// Windows: Level
x, y = levelTextBoxPosition()
if err := drawTextBox(imageWindows, "LEVEL", x, y, textBoxWidth()); err != nil {
panic(err)
}
// Windows: Lines
x, y = linesTextBoxPosition()
if err := drawTextBox(imageWindows, "LINES", x, y, textBoxWidth()); err != nil {
panic(err)
}
// Gameover
imageGameover, err = ebiten.NewImage(ScreenWidth, ScreenHeight, ebiten.FilterNearest)
if err != nil {
panic(err)
}
imageGameover.Fill(color.NRGBA{0x00, 0x00, 0x00, 0x80})
y = (ScreenHeight - blockHeight) / 2
if err := drawTextWithShadowCenter(imageGameover, "GAME OVER", 0, y, 1, color.White, ScreenWidth); err != nil {
panic(err)
}
}
func main() {
var err error
gophersImage, _, err = ebitenutil.NewImageFromFile("_resources/images/gophers.jpg", ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
w, h := gophersImage.Size()
gophersRenderTarget, err = ebiten.NewImage(w/mosaicRatio, h/mosaicRatio, ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
if err := ebiten.Run(update, screenWidth, screenHeight, 2, "Mosaic (Ebiten Demo)"); err != nil {
log.Fatal(err)
}
}
func main() {
var err error
gophersImage, _, err = ebitenutil.NewImageFromFile("_resources/images/gophers.jpg", ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
w, h := gophersImage.Size()
const repeat = 5
repeatedGophersImage, err = ebiten.NewImage(w*repeat, h*repeat, ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
for j := 0; j < repeat; j++ {
for i := 0; i < repeat; i++ {
op := &ebiten.DrawImageOptions{}
op.GeoM.Translate(float64(w*i), float64(h*j))
if err := repeatedGophersImage.DrawImage(gophersImage, op); err != nil {
log.Fatal(err)
}
}
}
groundWidth := screenWidth + 70
groundImage, err = ebiten.NewImage(groundWidth, screenHeight*2/3+50, ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
const fogHeight = 8
fogRGBA := image.NewRGBA(image.Rect(0, 0, groundWidth, fogHeight))
for j := 0; j < fogHeight; j++ {
a := uint32(float64(fogHeight-1-j) * 0xff / (fogHeight - 1))
clr := skyColor
r, g, b, oa := uint32(clr.R), uint32(clr.G), uint32(clr.B), uint32(clr.A)
clr.R = uint8(r * a / oa)
clr.G = uint8(g * a / oa)
clr.B = uint8(b * a / oa)
clr.A = uint8(a)
for i := 0; i < groundWidth; i++ {
fogRGBA.SetRGBA(i, j, clr)
}
}
fogImage, err = ebiten.NewImageFromImage(fogRGBA, ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
if err := ebiten.Run(update, screenWidth, screenHeight, 2, "Air Ship (Ebiten Demo)"); err != nil {
log.Fatal(err)
}
}
func init() {
dir := ""
if runtime.GOARCH != "js" {
// Get the path of this file (font.go).
_, path, _, _ := runtime.Caller(0)
path = filepath.Dir(path)
dir = filepath.Join(path, "..")
}
arcadeFontPath := filepath.Join(dir, "images", "arcadefont.png")
arcadeFontImage, _, err := ebitenutil.NewImageFromFile(arcadeFontPath, ebiten.FilterNearest)
if err != nil {
panic(err)
}
ArcadeFont = &Font{arcadeFontImage, 32, 16, 8, 8}
}
func main() {
var err error
ebitenImage, _, err = ebitenutil.NewImageFromFile("images/ebiten.png", ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
tmpRenderTarget, err = ebiten.NewImage(screenWidth, screenHeight, ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
//update := update
//f, _ := os.Create("out.gif")
//update = ebitenutil.RecordScreenAsGIF(update, f, 100)
if err := ebiten.Run(update, screenWidth, screenHeight, 2, "Alpha Blending (Ebiten Demo)"); err != nil {
log.Fatal(err)
}
}
func main() {
var err error
ebitenImage, _, err = ebitenutil.NewImageFromFile("images/ebiten.png", ebiten.FilterNearest)
if err != nil {
log.Fatal(err)
}
ebitenImageWidth, ebitenImageHeight = ebitenImage.Size()
for i, _ := range sprites.sprites {
w, h := ebitenImage.Size()
x, y := rand.Intn(screenWidth-w), rand.Intn(screenHeight-h)
vx, vy := 2*rand.Intn(2)-1, 2*rand.Intn(2)-1
sprites.sprites[i] = &Sprite{
image: ebitenImage,
x: x,
y: y,
vx: vx,
vy: vy,
}
}
if err := ebiten.Run(update, screenWidth, screenHeight, 2, "Sprites (Ebiten Demo)"); err != nil {
log.Fatal(err)
}
}