Revision 19623 trunk/libraries/libRaster/src/org/gvsig/raster/util/MathUtils.java
| MathUtils.java | ||
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public static double MMSINCH = 25.4D; |
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public static double CMSINCH = 2.54D; |
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/** |
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* Recorta el n?mero de decimales a n del n?mero pasado por par?metro |
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* @return N?mero recortado |
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*/ |
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public static double tailDecimals(double num, int n){
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long m = (long)Math.pow(10, n); |
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num *= m; |
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long aux = ((long)num); |
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num = (double)((double)aux / (double)m); |
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return num; |
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} |
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* Recorta el n?mero de decimales a n del n?mero pasado por par?metro |
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* @return N?mero recortado |
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*/ |
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public static double clipDecimals(double num, int n) {
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long m = (long) Math.pow(10, n); |
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long aux = Math.round(num * m); |
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return (double) aux / (double) m; |
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} |
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/** |
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* Convierte pixels en milimetros dependiendo del los puntos por pulgada |
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* @param pixels N?mero de pixels |
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* @param ppp Puntos por pulgada |
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* @return N?mero de pixeles |
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*/ |
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public static int convertMmsToPixels(double mms, int ppp){
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return (int)(mms * MathUtils.INCHESMM * ppp); |
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public static int convertMmsToPixels(double mms, int ppp) {
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return (int) (mms * MathUtils.INCHESMM * ppp);
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} |
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/**
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/**
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* Formats a double with an specified number of decimals. |
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* @param num |
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* Value to tail |
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* @return |
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* The formatted double |
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*/ |
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public static double format(double num, int n){
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long m = (long)Math.pow(10, n);
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num *= m;
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long aux = ((long)num);
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num = (double)((double)aux / (double)m);
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return num;
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}
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/**
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* Convierte un array de Double en un array de tipos b?sicos double
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* @param list Lista de objetos Double
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* @return double[] lista de tipos b?sicos double
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*/
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public static double[] convertDoubleList(Double[] list) {
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if(list == null)
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return null;
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double[] result = new double[list.length];
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for (int i = 0; i < list.length; i++)
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public static double format(double num, int n) {
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long m = (long) Math.pow(10, n);
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num *= m;
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long aux = ((long) num);
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num = (double) ((double) aux / (double) m);
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return num;
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}
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/**
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* Convierte un array de Double en un array de tipos b?sicos double
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* @param list Lista de objetos Double
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* @return double[] lista de tipos b?sicos double
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*/
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public static double[] convertDoubleList(Double[] list) {
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if (list == null)
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return null;
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double[] result = new double[list.length];
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for (int i = 0; i < list.length; i++) |
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result[i] = list[i].doubleValue(); |
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return result; |
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}
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/**
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* Convierte un array de Integer en un array de tipos b?sicos int
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* @param list Lista de objetos Integer
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* @return int[] lista de tipos b?sicos int
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*/
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public static int[] convertIntList(Integer[] list) {
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if(list == null)
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return null;
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int[] result = new int[list.length];
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for (int i = 0; i < list.length; i++)
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}
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/**
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* Convierte un array de Integer en un array de tipos b?sicos int
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* @param list Lista de objetos Integer
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* @return int[] lista de tipos b?sicos int
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*/
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public static int[] convertIntList(Integer[] list) {
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if (list == null)
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return null;
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int[] result = new int[list.length];
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for (int i = 0; i < list.length; i++) |
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result[i] = list[i].intValue(); |
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return result; |
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}
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} |
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}
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} |
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