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Merge branch 'master' of https://github.com/steveharoz/d3-force into fix-collide-radius

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This commit is contained in:
Mike Bostock 2016-10-07 08:42:55 -07:00
commit 7fdd1a8c36
1 changed files with 10 additions and 3 deletions
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13
src/collide.js
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@ -70,9 +70,16 @@ export default function(radius) {
}
}
force.initialize = function(_) {
var i, n = (nodes = _).length; radii = new Array(n);
function initialize() {
if (!nodes) return;
var i, n = nodes.length;
radii = new Array(n);
for (i = 0; i < n; ++i) radii[i] = +radius(nodes[i], i, nodes);
}
force.initialize = function(_) {
nodes = _;
initialize();
};
force.iterations = function(_) {
@ -84,7 +91,7 @@ export default function(radius) {
};
force.radius = function(_) {
return arguments.length ? (radius = typeof _ === "function" ? _ : constant(+_), force) : radius;
return arguments.length ? (radius = typeof _ === "function" ? _ : constant(+_), initialize(), force) : radius;
};
return force;