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refactor: rename variable

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This commit is contained in:
Hannes Janetzek 2013-09-03 05:45:33 +02:00
parent fba6f44f30
commit 819189b706
1 changed files with 7 additions and 6 deletions
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13
vtm/src/org/oscim/layers/tile/vector/MapTileLoader.java
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@ -100,7 +100,7 @@ public class MapTileLoader extends TileLoader implements IRenderCallback, ITileD
private int mDrawingLayer; private int mDrawingLayer;
private float mStrokeScale = 1.0f; private float mStrokeScale = 1.0f;
private float mLatScaleFactor; private float mLineScaleFactor;
private float mGroundResolution; private float mGroundResolution;
private Tag mTagName; private Tag mTagName;
@ -164,11 +164,12 @@ public class MapTileLoader extends TileLoader implements IRenderCallback, ITileD
setScaleStrokeWidth(mTile.zoomLevel); setScaleStrokeWidth(mTile.zoomLevel);
// account for area changes with latitude // account for area changes with latitude
double latitude = MercatorProjection.toLatitude(mTile.y); double lat = MercatorProjection.toLatitude(mTile.y);
mLatScaleFactor = 0.4f + 0.6f * ((float) Math.sin(Math.abs(latitude) * (Math.PI / 180))); // scale line width relative to latitude
mLineScaleFactor = 0.4f + 0.6f * ((float) Math.sin(Math.abs(lat) * (Math.PI / 180)));
mGroundResolution = (float) (Math.cos(latitude * (Math.PI / 180)) mGroundResolution = (float) (Math.cos(lat * (Math.PI / 180))
* MercatorProjection.EARTH_CIRCUMFERENCE * MercatorProjection.EARTH_CIRCUMFERENCE
/ ((long) Tile.SIZE << mTile.zoomLevel)); / ((long) Tile.SIZE << mTile.zoomLevel));
@ -389,7 +390,7 @@ public class MapTileLoader extends TileLoader implements IRenderCallback, ITileD
float w = line.width; float w = line.width;
if (!line.fixed) { if (!line.fixed) {
w *= mStrokeScale; w *= mStrokeScale;
w *= mLatScaleFactor; w *= mLineScaleFactor;
} }
lineLayer.width = w; lineLayer.width = w;
} }
@ -417,7 +418,7 @@ public class MapTileLoader extends TileLoader implements IRenderCallback, ITileD
float w = line.width; float w = line.width;
if (!line.fixed) { if (!line.fixed) {
w *= mStrokeScale; w *= mStrokeScale;
w *= mLatScaleFactor; w *= mLineScaleFactor;
} }
lineLayer.width = w; lineLayer.width = w;
} }