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Added a squared vector function for A^2 + B^2 without the rooting, in case massively large nos of vector calculations are needed.

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This was SVN commit r10528.
This commit is contained in:
James Baillie 2011-11-13 15:56:37 +00:00
parent 3a678a0c7c
commit 97d3f1cfc9
1 changed files with 7 additions and 0 deletions
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7
binaries/data/mods/public/simulation/ai/common-api/utils.js
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@ -5,6 +5,13 @@ function VectorDistance(a, b)
return Math.sqrt(dx*dx + dz*dz);
}
function SquareVectorDistance(a, b)//A sqrtless vector calculator, to see if that improves speed at all.
{
var dx = a[0] - b[0];
var dz = a[1] - b[1];
return (dx*dx + dz*dz);
}
function MemoizeInit(obj)
{
obj._memoizeCache = {};