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}
new ProfilerRun({
vm,
warmUpTime,
maxRecordedTime
}).run();
// Instantiate the renderer and connect it to the VM.
const canvas = document.getElementById('scratch-stage');
const renderer = new ScratchRender(canvas);
Scratch.renderer = renderer;
vm.attachRenderer(renderer);
const audioEngine = new AudioEngine();
vm.attachAudioEngine(audioEngine);
vm.attachV2SVGAdapter(new ScratchSVGRenderer.SVGRenderer());
vm.attachV2BitmapAdapter(new ScratchSVGRenderer.BitmapAdapter());
// Feed mouse events as VM I/O events.
document.addEventListener('mousemove', e => {
const rect = canvas.getBoundingClientRect();
const coordinates = {
x: e.clientX - rect.left,
y: e.clientY - rect.top,
canvasWidth: rect.width,
canvasHeight: rect.height
};
Scratch.vm.postIOData('mouse', coordinates);
});
canvas.addEventListener('mousedown', e => {
const rect = canvas.getBoundingClientRect();
const data = {
dragOffset: null,
dragId: null,
colorInfo: null,
question: null,
sprites: null,
stageURL: null
};
if (this.props.vm.renderer) {
this.renderer = this.props.vm.renderer;
this.canvas = this.renderer.canvas;
} else {
this.canvas = document.createElement('canvas');
this.renderer = new Renderer(this.canvas);
this.props.vm.attachRenderer(this.renderer);
}
this.props.vm.attachV2SVGAdapter(new V2SVGAdapter());
this.props.vm.attachV2BitmapAdapter(new V2BitmapAdapter());
this.props.vm.setVideoProvider(new VideoProvider());
this.props.vm.on('LOADED_PROJECT', () => {
console.log('LOADED PROJECT');
requestAnimationFrame(this.step.bind(this));
});
}
componentDidMount () {
constructor (id, renderer) {
super(id);
/** @type {RenderWebGL} */
this._renderer = renderer;
/** @type {SvgRenderer} */
this._svgRenderer = new SvgRenderer();
/** @type {Array} */
this._scaledMIPs = [];
/** @type {number} */
this._largestMIPScale = 0;
/**
* Ratio of the size of the SVG and the max size of the WebGL texture
* @type {Number}
*/
this._maxTextureScale = 1;
}
constructor () {
this.svgRenderer = new SvgRenderer();
this.svgTextWrapper = new SVGTextWrapper(this.makeSvgTextElement);
this._textSizeCache = {};
}