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To make this work in your project, you need to send the following JSON object to your unreal app:
| Code Block |
|---|
{let obj = { " cmd": "freezeResolutionAt", "x": (YourValue), "y": (YourValue) } |
...
x: e.target.width.value,
y: e.target.height.value
}
document.getElementById("iframe_1").contentWindow.postMessage(JSON.stringify(obj), "*"); |
To learn more about how to communicate with your unreal app from your webpage follow the document: Communicate with your App from iframe - HTML
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