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<h3>[method:undefined readRenderTargetPixels]( [param:WebGLRenderTarget renderTarget], [param:Float x], [param:Float y], [param:Float width], [param:Float height], [param:TypedArray buffer], [param:Integer activeCubeFaceIndex] )</h3>
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<h3>[method:undefined readRenderTargetPixels]( [param:WebGLRenderTarget renderTarget], [param:Float x], [param:Float y], [param:Float width], [param:Float height], [param:TypedArray buffer], [param:Integer activeCubeFaceIndex] )</h3>
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<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>
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<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>
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<p>For reading out a [page:WebGLCubeRenderTarget WebGLCubeRenderTarget] use the optional parameter activeCubeFaceIndex to determine which face should be read.</p>
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<p>For reading out a [page:WebGLCubeRenderTarget WebGLCubeRenderTarget] use the optional parameter activeCubeFaceIndex to determine which face should be read.</p>
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