Cache array length in canvas renderer

This commit is contained in:
Tom Payne
2013-04-20 11:28:14 +02:00
parent e9b0e2b0e8
commit 68440e7e0f
2 changed files with 5 additions and 5 deletions

View File

@@ -120,8 +120,8 @@ ol.renderer.canvas.Map.prototype.renderFrame = function(frameState) {
var layerStates = frameState.layerStates;
var layersArray = frameState.layersArray;
var i, image, layer, layerRenderer, layerState, transform;
for (i = 0; i < layersArray.length; ++i) {
var i, ii, image, layer, layerRenderer, layerState, transform;
for (i = 0, ii = layersArray.length; i < ii; ++i) {
layer = layersArray[i];
layerRenderer = this.getLayerRenderer(layer);

View File

@@ -303,8 +303,8 @@ ol.renderer.canvas.TileLayer.prototype.renderFrame =
}
}
var i;
for (i = 0; i < tilesToClear.length; ++i) {
var i, ii;
for (i = 0, ii = tilesToClear.length; i < ii; ++i) {
tile = tilesToClear[i];
x = tileSize.width * (tile.tileCoord.x - canvasTileRange.minX);
y = tileSize.height * (canvasTileRange.maxY - tile.tileCoord.y);
@@ -321,7 +321,7 @@ ol.renderer.canvas.TileLayer.prototype.renderFrame =
var currentZ, index, scale, tileCoordKey, tileExtent, tilesToDraw;
var ix, iy, interimTileExtent, interimTileRange, maxX, maxY;
var height, width;
for (i = 0; i < zs.length; ++i) {
for (i = 0, ii = zs.length; i < ii; ++i) {
currentZ = zs[i];
tileSize = tileGrid.getTileSize(currentZ);
tilesToDraw = tilesToDrawByZ[currentZ];