private void drawTileIDs(DrawContext dc, ArrayList<MercatorTextureTile> tiles) {
java.awt.Rectangle viewport = dc.getView().getViewport();
if (this.textRenderer == null) {
this.textRenderer = new TextRenderer(java.awt.Font.decode("Arial-Plain-13"), true, true);
this.textRenderer.setUseVertexArrays(false);
}
dc.getGL().glDisable(GL.GL_DEPTH_TEST);
dc.getGL().glDisable(GL.GL_BLEND);
dc.getGL().glDisable(GL.GL_TEXTURE_2D);
this.textRenderer.setColor(java.awt.Color.YELLOW);
this.textRenderer.beginRendering(viewport.width, viewport.height);
for (MercatorTextureTile tile : tiles) {
String tileLabel = tile.getLabel();
if (tile.getFallbackTile() != null) tileLabel += "/" + tile.getFallbackTile().getLabel();
LatLon ll = tile.getSector().getCentroid();
Vec4 pt =
dc.getGlobe()
.computePointFromPosition(
ll.getLatitude(),
ll.getLongitude(),
dc.getGlobe().getElevation(ll.getLatitude(), ll.getLongitude()));
pt = dc.getView().project(pt);
this.textRenderer.draw(tileLabel, (int) pt.x, (int) pt.y);
}
this.textRenderer.endRendering();
}
private boolean isTileVisible(DrawContext dc, MercatorTextureTile tile) {
// if (!(tile.getExtent(dc).intersects(dc.getView().getFrustumInModelCoordinates())
// && (dc.getVisibleSector() == null ||
// dc.getVisibleSector().intersects(tile.getSector()))))
// return false;
//
// Position eyePos = dc.getView().getEyePosition();
// LatLon centroid = tile.getSector().getCentroid();
// Angle d = LatLon.greatCircleDistance(eyePos.getLatLon(), centroid);
// if ((!tile.getLevelName().equals("0")) &&
// d.compareTo(tile.getSector().getDeltaLat().multiply(2.5)) == 1)
// return false;
//
// return true;
//
return tile.getExtent(dc).intersects(dc.getView().getFrustumInModelCoordinates())
&& (dc.getVisibleSector() == null || dc.getVisibleSector().intersects(tile.getSector()));
}
public BufferedImage composeImageForSector(
Sector sector,
int imageWidth,
int imageHeight,
int levelNumber,
String mimeType,
boolean abortOnError,
BufferedImage image) {
if (sector == null) {
String message = Logging.getMessage("nullValue.SectorIsNull");
Logging.logger().severe(message);
throw new IllegalStateException(message);
}
if (levelNumber < 0) {
levelNumber = this.levels.getLastLevel().getLevelNumber();
} else if (levelNumber > this.levels.getLastLevel().getLevelNumber()) {
Logging.logger()
.warning(
Logging.getMessage(
"generic.LevelRequestedGreaterThanMaxLevel",
levelNumber,
this.levels.getLastLevel().getLevelNumber()));
levelNumber = this.levels.getLastLevel().getLevelNumber();
}
MercatorTextureTile[][] tiles = this.getTilesInSector(sector, levelNumber);
if (tiles.length == 0 || tiles[0].length == 0) {
Logging.logger().severe(Logging.getMessage("layers.TiledImageLayer.NoImagesAvailable"));
return null;
}
if (image == null)
image = new BufferedImage(imageWidth, imageHeight, BufferedImage.TYPE_INT_RGB);
Graphics2D g = image.createGraphics();
for (MercatorTextureTile[] row : tiles) {
for (MercatorTextureTile tile : row) {
if (tile == null) continue;
BufferedImage tileImage;
try {
tileImage = this.getImage(tile, mimeType);
double sh =
((double) imageHeight / (double) tileImage.getHeight())
* (tile.getSector().getDeltaLat().divide(sector.getDeltaLat()));
double sw =
((double) imageWidth / (double) tileImage.getWidth())
* (tile.getSector().getDeltaLon().divide(sector.getDeltaLon()));
double dh =
imageHeight
* (-tile.getSector().getMaxLatitude().subtract(sector.getMaxLatitude()).degrees
/ sector.getDeltaLat().degrees);
double dw =
imageWidth
* (tile.getSector().getMinLongitude().subtract(sector.getMinLongitude()).degrees
/ sector.getDeltaLon().degrees);
AffineTransform txf = g.getTransform();
g.translate(dw, dh);
g.scale(sw, sh);
g.drawImage(tileImage, 0, 0, null);
g.setTransform(txf);
} catch (Exception e) {
if (abortOnError) throw new RuntimeException(e);
String message =
Logging.getMessage("generic.ExceptionWhileRequestingImage", tile.getPath());
Logging.logger().log(java.util.logging.Level.WARNING, message, e);
}
}
}
return image;
}
private boolean meetsRenderCriteria(DrawContext dc, MercatorTextureTile tile) {
return this.levels.isFinalLevel(tile.getLevelNumber()) || !needToSplit(dc, tile.getSector());
}