Hello World Example

Hello World Example

Installing the module

go install grow.graphics/gd/cmd/gd@master

Create a new go project

go mod init main

Create a new main.go file

package main

import (
    "fmt"
    "grow.graphics/gd"
    "grow.graphics/gd/gdextension"
)

type HelloWorld struct {
    gd.Class[HelloWorld, gd.Node2D]
}

// Ready implements the Godot Node2D _ready interface (virtual function).
func (h *HelloWorld) Ready() {
    fmt.Println("Hello World from Go!")
}

func main() {
    godot, ok := gdextension.Link()
    if !ok {
        return
    }
    gd.Register[HelloWorld](godot)
}

Use go get -u to make sure the project and all the dependencies are up to date.

go get -u

run the project

gd

With godot editor running add the HelloWorld Node to the the node in the current scene and save the project and close it.

Add it to the scene tree.

Save the project in Godot Editor.

In godot run the project or by running gd run in your terminal.

You may need to close and open the godot editor using gd if it cannot map the assets in the project.

If all is well check the editor and you should see the message Hello World from Go! in the console of your code editor.