Ebiten 1.11 Release Notes

v1.11.0

Issues for v1.11.0

New features

type Game struct{}

func (g *Game) Update(screen *ebiten.Image) error {
    // Update the game state
    return nil
}

func (g *Game) Draw(screen *ebiten.Image) {
    // Draw the current game state
}

func (g *Game) Layout(outsideWidth, outsideHeight int)
    (screenWidth, screenHeight int) {
    // Accepts the outside size (e.g., window size), and
    // returns the game screen size.
    // The game screen scale is automatically adjusted.
    return 320, 240
}

func main() {
    g := &Game{}
    if err := ebiten.RunGame(g); err != nil {
        panic(err)
    }
}

Capturing cursor

• CursorModeType / CursorMode / SetCursorMode are introduced (Issue 1016).

Misc.

• SetWindowDecorated before Run / RunGame is allowed (Issue 556).
• ReplacePixels on a sub-image is allowed (Issue 980).
• Go modules are supported at ebitenmobile command (Issue 1055).
• Keyboards are supported on Android and iOS (Issue 237).
• Gamepads are supported on Android (Issue 1083).

Performance improvement

• Creating images and replacing pixels are faster by using PBO (Pixel Buffer Object) (Issue 988).
• Other small optimizations (Issue 976, Issue 981, Issue 990, Issue 1101).

Deprecated API

• SetScreenSize: Use Game interface and RunGame function instead.
• ScreenScale: Use WindowSize instead.
• SetScreenScale: Use SetWindowSize instead.
• IsCursorVisible: Use CursorMode instead.
• SetCursorVisible: Use SetCursorMode instead.
• IsRunnableInBackground: Use IsRunnableOnUnfocused instead.
• SetRunnableInBackground: Use SetRunnableOnUnfocused instead.

Bug fix

• This release includes all the bug fixes in v1.10.x.
• Enlarging an image failed on Android Huawei ALE-L02 (Issue 1044).
• Blinking edges on iPad (Issue 1019).

v1.11.1

Issues for v1.11.1

Bug fix

• Improve the performance when using Game interface's Draw function (Issue 1134, Issue 1140).
• (*Image).At could be unnecessarily slow (Issue 1137).
• ebitenmobile with specifying archtectures at -target did not work (Issue 1142).

v1.11.2

Issues for v1.11.2

Bug fix

• A possible freeze on browsers (Issue 1161).
• An image rendered by Fill may be failed to restore correctly after context-lost (Issue 1170).

v1.11.3

Issues for v1.11.3

Bug fix

• Ensured that Update must be called at least once before Draw in the first frame (Issue 1155).
• Crashed when an input device is detached on Android (Issue 1185).
• SetVsyncEnabled(false) before Run / RunGame didn't work (Issue 1197).

v1.11.4

Issues for v1.11.4

Bug fix

• Mitigated the crashes when launching an application on macOS (Issue 1237).

v1.11.5

Issues for v1.11.5

Bug fix

• Broken graphics on Raspberry Pi 4 (Issue 1208).
• Delayed audio after sleeping on macOS (Issue 1259).

v1.11.6

Issues for v1.11.6

Bug fix

• Build error for Android (Issue 1266).

v1.11.7

Issues for v1.11.7

Bug fix

• Delayed audio after 1 minute sleeping on macOS (Issue 1280).

v1.11.8

Issues for v1.11.8

Bug fix

• Freeze on Pixel 4 and Pixel 4a (Issue 1322, Issue 1332).
• ebitenmobile did not work with Go 1.15 (Issue 1336).

v1.11.9

Issues for v1.11.9

Bug fix

• Vsync didn't work in fullscreen mode on Windows (Issue 1363).