Made zoomed-rendering make use of existing tile-files instead of keeping those tiles in memory.

This commit is contained in:
FrozenCow 2011-02-08 23:38:57 +01:00
parent 38ee8657e8
commit fb1b5df3d0
5 changed files with 84 additions and 75 deletions

View file

@ -93,8 +93,8 @@ public class DefaultTileRenderer implements MapTileRenderer {
/* save the generated tile */
saveTile(tile, im, path);
((KzedMap) tile.getMap()).invalidateTile(new KzedZoomedMapTile((KzedMap) tile.getMap(), im, tile));
im.flush();
((KzedMap) tile.getMap()).invalidateTile(new KzedZoomedMapTile((KzedMap) tile.getMap(), tile));
return !isempty;
}

View file

@ -10,12 +10,10 @@ public class KzedZoomedMapTile extends MapTile {
return "z" + originalTile.renderer.getName() + "_" + getTileX() + "_" + getTileY();
}
public BufferedImage unzoomedImage;
public KzedMapTile originalTile;
public KzedZoomedMapTile(KzedMap map, BufferedImage unzoomedImage, KzedMapTile original) {
public KzedZoomedMapTile(KzedMap map, KzedMapTile original) {
super(map);
this.unzoomedImage = unzoomedImage;
this.originalTile = original;
}

View file

@ -19,26 +19,38 @@ public class ZoomedTileRenderer {
}
public void render(KzedZoomedMapTile zt, String outputPath) {
KzedMapTile t = zt.originalTile;
String zoomPath = new File(new File(outputPath), zt.getName() + ".png").getPath();
render(t.px, t.py, zt.getTileX(), zt.getTileY(), zt.unzoomedImage, zoomPath);
}
public void render(int px, int py, int zpx, int zpy, BufferedImage image, String zoomPath) {
BufferedImage zIm = null;
debugger.debug("Trying to load zoom-out tile: " + zoomPath);
KzedMapTile originalTile = zt.originalTile;
int px = originalTile.px;
int py = originalTile.py;
int zpx = zt.getTileX();
int zpy = zt.getTileY();
BufferedImage image = null;
try {
File file = new File(zoomPath);
zIm = ImageIO.read(file);
image = ImageIO.read(new File(new File(outputPath), originalTile.getName() + ".png"));
} catch (IOException e) {
return;
}
if (image == null) {
debugger.debug("Could not load original tile, won't render zoom-out tile.");
return;
}
BufferedImage zIm = null;
File zoomFile = new File(new File(outputPath), zt.getName() + ".png");
try {
zIm = ImageIO.read(zoomFile);
} catch (IOException e) {
return;
}
if (zIm == null) {
/* create new one */
zIm = new BufferedImage(KzedMap.tileWidth, KzedMap.tileHeight, BufferedImage.TYPE_INT_RGB);
debugger.debug("New zoom-out tile created " + zoomPath);
debugger.debug("New zoom-out tile created " + zt.getName());
} else {
debugger.debug("Loaded zoom-out tile from " + zoomPath);
debugger.debug("Loaded zoom-out tile from " + zt.getName());
}
/* update zoom-out tile */
@ -66,13 +78,12 @@ public class ZoomedTileRenderer {
/* save zoom-out tile */
try {
File file = new File(zoomPath);
ImageIO.write(zIm, "png", file);
debugger.debug("Saved zoom-out tile at " + zoomPath);
ImageIO.write(zIm, "png", zoomFile);
debugger.debug("Saved zoom-out tile at " + zoomFile.getName());
} catch (IOException e) {
debugger.error("Failed to save zoom-out tile: " + zoomPath, e);
debugger.error("Failed to save zoom-out tile: " + zoomFile.getName(), e);
} catch (java.lang.NullPointerException e) {
debugger.error("Failed to save zoom-out tile (NullPointerException): " + zoomPath, e);
debugger.error("Failed to save zoom-out tile (NullPointerException): " + zoomFile.getName(), e);
}
zIm.flush();
}