ebitenutil

package
v1.5.0 Latest Latest
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Published: Jun 9, 2017 License: Apache-2.0 Imports: 11 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func DebugPrint

func DebugPrint(image *ebiten.Image, str string) error

DebugPrint draws the string str on the image.

DebugPrint always returns nil as of 1.5.0-alpha.

func NewImageFromFile

func NewImageFromFile(path string, filter ebiten.Filter) (*ebiten.Image, image.Image, error)

NewImageFromFile loads the file path and returns ebiten.Image and image.Image.

The current directory for path depends on your environment. This will vary on your desktop or web browser. Note that this doesn't work on mobiles. It'll be safer to embed your resource, e.g., with github.com/jteeuwen/go-bindata instead of using this function.

func RecordScreenAsGIF

func RecordScreenAsGIF(update func(*ebiten.Image) error, out io.Writer, frameNum int) func(*ebiten.Image) error

RecordScreenAsGIF returns updating function with recording the screen as an animation GIF image.

This encodes each screen at each frame and may slows the application.

Here is the example to record initial 120 frames of your game:

func update(screen *ebiten.Image) error {
    // ...
}

func main() {
    out, err := os.Create("output.gif")
    if err != nil {
        log.Fatal(err)
    }
    defer out.Close()

    update := RecordScreenAsGIF(update, out, 120)
    if err := ebiten.Run(update, 320, 240, 2, "Your game's title"); err != nil {
        log.Fatal(err)
    }
}

Types

type ReadSeekCloser added in v1.3.0

type ReadSeekCloser interface {
	io.ReadSeeker
	io.Closer
}

ReadSeekCloser is io.ReadSeeker and io.Closer.

func OpenFile added in v1.3.0

func OpenFile(path string) (ReadSeekCloser, error)

OpenFile opens a file and returns a stream for its data.

This function is available both on desktops and browsers. Note that this doesn't work on mobiles.

Directories

Path Synopsis
internal

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