A demo libretro core to run makecode arcard project. It load and run .PNG project file saved from makecode.

It's pure Rust but depends rusty_v8. No other c/c++ libraries need.

to compile

download rust v8 from https://github.com/denoland/rusty_v8/releases v0.43.1 and place in in rusty_v8_static_download/0.43.1

to run

With RetroArch, use manully scanning and set this core as default. https://arcade.makecode.com/06042-66270-49137-36569 tested.

supported API

• img tag
• image.create(), image.fill()
• sprites.create(), sprites.createProjectileFromSide(), sprites.onOverlap()
• SpriteKind.Player, SpriteKind.create()
• controller.anyButton.onEvent(), ControllerButtonEvent.Pressed, ControllerButtonEvent.Released
• animation.createAnimation, animation.attachAnimation, animation.setAction(), Animation.addAnimationFrame()
• sprite.setAction(), sprite.setFlag(), sprite.[x,y,vx,vy,ax,ay,bottom,left,top,right]
• SpriteFlag.AutoDestroy, SpriteFlag.Invisible
• game.over(), game.onUpdate(), game.onUpdateInterval()
• scene.setBackgroundColor(), scene.screenHeight(), scene.screenWidth()
• info.setScore(), info.changeScoreBy()
• effects.bilizzard
• randint()