ashatora/openlayers
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Use ol.math.roundUpToPowerOfTwo

Browse Source
This commit is contained in:
Tom Payne
2013-03-19 21:12:54 +01:00
parent 57abbddf50
commit f770be297d
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/ol/renderer/webgl/webgltilelayerrenderer.js
+2 -2
View File
@@ -19,6 +19,7 @@ goog.require('ol.TileCoord');
goog.require('ol.TileRange'); goog.require('ol.TileRange');
goog.require('ol.TileState'); goog.require('ol.TileState');
goog.require('ol.layer.TileLayer'); goog.require('ol.layer.TileLayer');
goog.require('ol.math');
goog.require('ol.renderer.webgl.FragmentShader'); goog.require('ol.renderer.webgl.FragmentShader');
goog.require('ol.renderer.webgl.Layer'); goog.require('ol.renderer.webgl.Layer');
goog.require('ol.renderer.webgl.VertexShader'); goog.require('ol.renderer.webgl.VertexShader');
@@ -236,8 +237,7 @@ ol.renderer.webgl.TileLayer.prototype.renderFrame =
var maxDimension = Math.max( var maxDimension = Math.max(
tileRangeSize.width * tileSize.width, tileRangeSize.width * tileSize.width,
tileRangeSize.height * tileSize.height); tileRangeSize.height * tileSize.height);
var framebufferDimension = var framebufferDimension = ol.math.roundUpToPowerOfTwo(maxDimension);
Math.pow(2, Math.ceil(Math.log(maxDimension) / Math.log(2)));
var framebufferExtentSize = new ol.Size( var framebufferExtentSize = new ol.Size(
tileResolution * framebufferDimension, tileResolution * framebufferDimension,
tileResolution * framebufferDimension); tileResolution * framebufferDimension);