Revision 2369
| org.gvsig.raster/branches/org.gvsig.raster_dataaccess_refactoring/org.gvsig.raster.lib/org.gvsig.raster.lib.impl/src/main/java/org/gvsig/raster/impl/provider/tile/TileDownloaderForFiles.java | ||
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| 161 | 161 |
* @throws ProcessInterruptedException |
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* @throws TileGettingException |
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*/ |
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protected Buffer readSupersampledBuffer(Extent tileExtent, int bufWidth, int bufHeight, boolean hasAlphaBand) throws ProcessInterruptedException, TileGettingException {
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protected Buffer readSupersampledBuffer(Extent tileExtent, int bufWidth, int bufHeight, boolean hasAlphaBand) throws ProcessInterruptedException, QueryException, TileGettingException {
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int widthImgPx = (int)Math.abs(tileExtent.width() / store.getPixelSizeX()); |
| 166 | 166 |
int heightImgPx = (int)Math.abs(tileExtent.height() / store.getPixelSizeY()); |
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if(widthImgPx <= 0) |
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widthImgPx = 1; |
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if(heightImgPx <= 0) |
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heightImgPx = 1; |
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boolean supersampling = ((bufWidth > widthImgPx) || (bufHeight > heightImgPx)) ? true : false; |
| 168 | 174 |
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if(supersampling) {
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| ... | ... | |
| 173 | 179 |
q.setAdjustToExtent(true); |
| 174 | 180 |
if(hasAlphaBand) |
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q.setAlphaBand(store.getBandCount() - 1); |
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Buffer buf = null; |
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try {
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buf = store.query(q); |
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} catch (QueryException e) {
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throw new TileGettingException(e); |
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} |
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Buffer buf = store.query(q); |
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Buffer result = buf.getAdjustedWindow(bufWidth, bufHeight, Buffer.INTERPOLATION_NearestNeighbour); |
| 183 | 184 |
if(result != buf) |
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buf.dispose(); |
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