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Newsgroups: comp.lang.java.programmer
From: Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at>
Subject: Re: slow as molasses
References: <e160619b-d172-4986-8e05-880d27473c5f@k15g2000yqd.googlegroups.com>
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Date: 04 Oct 2011 11:28:10 GMT
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bob <bob@coolgroups.com> wrote:
> So, I wrote some code, but it is slow as molasses.  Any easy ways to
> speed this up?
> 	float[] getVertices(String filename) {
> 		try {
> 			AssetManager am = this.getResources().getAssets();
> 			InputStream is = am.open(filename);

Just speculating:
  Involving some of the Buffered* stream-wrappers here might help big time.

> 			Scanner s = new Scanner(is);
> 			long numfloats = s.nextLong();
> 			float[] f = new float[(int) numfloats];
> 			for (int ctr = 0; ctr < f.length; ctr++) {
> 				f[ctr] = s.nextFloat();
> 			}
> 			return f;
>
> 		} catch (IOException e) {
> 			e.printStackTrace();
> 			return null;
> 		}
>
> 	}