Revision 4377 trunk/libraries/libCq CMS for java.old/src/org/cresques/io/raster/TransparencyShortFilter.java
| TransparencyShortFilter.java | ||
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} |
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/** |
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* Para un vector de rangos de una banda concreta, si el punto pasado como par?metro |
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* en la banda concreta est? en el rango especificado se asigna al valor de transparencia |
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* por defecto. |
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* @param range |
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* @param banda |
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* @param px |
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* Asigna al pixel pasado como par?metro como transparente con |
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* el color de transparencia que est? seleccionado |
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* @param px Pixel a asignarle transparencia |
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*/ |
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private void processRange(int[][] range, int banda, int[] px) {
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for (int i = 0; i < range.length; i++) {
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if (((px[banda] >= range[i][0]) && (px[banda] <= range[i][1]))) {
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px[3] = this.alpha; |
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px[0] = this.transparencyColorRed; |
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px[1] = this.transparencyColorGreen; |
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px[2] = this.transparencyColorBlue; |
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} |
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} |
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private void setPixelTransparent(int[] px){
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px[3] = this.alpha; |
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px[0] = this.transparencyColorRed; |
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px[1] = this.transparencyColorGreen; |
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px[2] = this.transparencyColorBlue; |
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} |
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/** |
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* @param range rango |
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* @param banda banda |
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* @param px pixel |
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*/ |
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private void processRange(int[] px) {
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for (int i = 0; i < rangesList.size(); i++) {
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TransparencyRange tr = ((TransparencyRange)rangesList.get(i)); |
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if(tr.isAnd()){
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if(tr.getRed() != null) |
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if (px[0] < tr.getRed()[0] || px[0] > tr.getRed()[1]) |
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continue; |
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if(tr.getGreen() != null) |
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if (px[1] < tr.getGreen()[0] || px[1] > tr.getGreen()[1]) |
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continue; |
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if(tr.getBlue() != null) |
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if (px[2] < tr.getBlue()[0] || px[2] > tr.getBlue()[1]) |
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continue; |
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if(tr.getRed() != null || tr.getGreen() != null || tr.getBlue() != null) |
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setPixelTransparent(px); |
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}else{
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if(tr.getRed() != null){
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if (px[0] >= tr.getRed()[0] && px[0] <= tr.getRed()[1]){
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setPixelTransparent(px); |
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continue; |
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} |
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} |
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if(tr.getGreen() != null){
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if (px[1] >= tr.getGreen()[0] && px[1] <= tr.getGreen()[1]){
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setPixelTransparent(px); |
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continue; |
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} |
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} |
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if(tr.getBlue() != null){
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if (px[2] >= tr.getBlue()[0] && px[2] <= tr.getBlue()[1]){
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setPixelTransparent(px); |
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continue; |
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} |
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} |
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} |
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} |
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} |
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/* (non-Javadoc) |
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* @see org.cresques.io.raster.IRasterFilter#process(int, int) |
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*/ |
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public void process(int x, int y) {
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raster.getElemInt(x, y, px); |
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if (rangesR != null) {
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processRange(rangesR, 0, px); |
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} |
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if (rangesG != null) {
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processRange(rangesG, 1, px); |
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} |
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if (rangesB != null) {
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processRange(rangesB, 2, px); |
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} |
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processRange(px); |
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raster.setElemInt(x, y, px); |
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} |
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