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並前往https://forum.playcanvas.com/t/how-to-get-pixel-data-of-application-canvas/2942

How to get pixel data of application-canvas? - PlayCanvas ...

Hi. I want to get all pixel data of canvas. But webgl readpixels is always returning 0,0,0,0 code : var canvas = this.app.graphicsDevice; var gl = this.app.

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