public boolean loadRegion(
RegionManager regionManager, int x, int z, int zoomLevel, int dimension) {
// MwUtil.log("mapTexture.loadRegion %d %d %d %d", x, z, zoomLevel, dimension);
boolean alreadyLoaded = true;
int index = this.getRegionIndex(x, z, zoomLevel);
Region currentRegion = this.regionArray[index];
if ((currentRegion == null) || (!currentRegion.equals(x, z, zoomLevel, dimension))) {
if (currentRegion != null) {
currentRegion.refCount--;
}
Region newRegion = regionManager.getRegion(x, z, zoomLevel, dimension);
this.regionArray[index] = newRegion;
newRegion.refCount++;
this.updateTextureFromRegion(
newRegion, newRegion.x, newRegion.z, newRegion.size, newRegion.size);
// oops! this needs to be after updateTextureFromRegion otherwise the GL texture will be
// updated
// and the regionModified flag cleared before the region is actually loaded.
this.setRegionModified(index);
// MwUtil.log("regionArray[%d] = %s", newRegion.index, newRegion);
alreadyLoaded = false;
}
return alreadyLoaded;
}
