<p>Reads the pixel data from the renderTarget into the buffer you pass in. This is a wrapper around [link:https://developer.mozilla.org/en-US/docs/Web/API/WebGLRenderingContext/readPixels WebGLRenderingContext.readPixels]().<br/>
See the [example:webgl_interactive_cubes_gpu interactive / cubes / gpu] example.
<p>buffer - Uint8Array is the only destination type supported in all cases, other types are renderTarget and platform dependent. See [link:https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.12 WebGL spec] for details.</p>
<p>Reads the pixel data from the renderTarget into the buffer you pass in. This is a wrapper around [link:https://developer.mozilla.org/en-US/docs/Web/API/WebGLRenderingContext/readPixels WebGLRenderingContext.readPixels]().</p>
<p>See the [example:webgl_interactive_cubes_gpu interactive / cubes / gpu] example.