void MapWindow::UpdateCaches(bool force) {
// map was dirtied while we were drawing, so skip slow process
// (unless we haven't done it for 2000 ms)
if (MapWindow::ForceVisibilityScan) {
force = true;
MapWindow::ForceVisibilityScan = false;
}
// have some time, do shape file cache update if necessary
LockTerrainDataGraphics();
SetTopologyBounds(DrawRect, force);
UnlockTerrainDataGraphics();
}
void MapWindow::UpdateCaches(bool force) {
// map was dirtied while we were drawing, so skip slow process
// (unless we haven't done it for 2000 ms)
#if RASTERCACHE
DWORD fpsTimeThis;
static DWORD fpsTimeMapCenter = 0;
#endif
if (MapWindow::ForceVisibilityScan) {
force = true;
MapWindow::ForceVisibilityScan = false;
}
// have some time, do shape file cache update if necessary
LockTerrainDataGraphics();
SetTopologyBounds(MapRect, force);
UnlockTerrainDataGraphics();
#if RASTERCACHE
// JP2 no more supported, however if rastercache will ever be enabled..
// Must do this even if terrain is not displayed, because
// raster terrain is used by terrain footprint etc.
fpsTimeThis = ::GetTickCount(); // 100115
if (force || ( (fpsTimeThis - fpsTimeMapCenter) > 5000)) {
fpsTimeMapCenter=fpsTimeThis;
RasterTerrain::ServiceTerrainCenter(DrawInfo.Latitude,
DrawInfo.Longitude);
}
fpsTimeThis = ::GetTickCount();
static DWORD fpsTimeLast_terrain=0;
if (EnableTerrain) {
if (RenderTimeAvailable() || ((fpsTimeThis-fpsTimeLast_terrain)>5000) || force) {
fpsTimeLast_terrain = fpsTimeThis;
RasterTerrain::ServiceCache();
}
}
#endif // RASTERCACHE
}