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Changing extent structure back to single array: [minX, minY, maxX, maxY]

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This means we'll have to have a new structure and new methods for 3D envelopes.
This commit is contained in:
Tim Schaub
2013-09-15 00:15:24 -06:00
parent de0e8aeced
commit e806f51b3d
63 changed files with 379 additions and 392 deletions
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src/ol/geom2/geom2.js
+9 -12
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@@ -11,20 +11,17 @@ goog.require('ol.extent');
* @return {ol.Extent} Extent.
*/
ol.geom2.getExtent = function(buf, dim) {
var extent = ol.extent.createEmpty(); // TODO: make this accept a dimension
for (var i = 0; i < dim; ++i) {
extent[0][i] = Infinity;
extent[1][i] = -Infinity;
}
var extent = ol.extent.createEmpty();
var bufArr = buf.getArray();
buf.forEachRange(function(start, stop) {
var i, j, value;
for (i = start; i < stop; i += dim) {
for (j = 0; j < dim; ++j) {
value = bufArr[i + j];
extent[0][j] = Math.min(extent[0][j], value);
extent[1][j] = Math.max(extent[1][j], value);
}
var x, y;
for (var i = start; i < stop; i += dim) {
x = bufArr[i];
y = bufArr[i + 1];
extent[0] = Math.min(extent[0], x);
extent[1] = Math.min(extent[1], y);
extent[2] = Math.max(extent[2], x);
extent[3] = Math.max(extent[3], y);
}
});
return extent;