Examples of org.apache.sis.internal.util.DoubleDouble.multiply()

Class org.apache.sis.internal.util.DoubleDouble

Examples of org.apache.sis.internal.util.DoubleDouble.multiply()

org.apache.sis.internal.util.DoubleDouble.multiply()
Multiplies this {@code DoubleDouble} by an other double-double value.This is a convenience method for: {@preformat javamultiply(other.value, other.error);} @param other The other value to multiply by this value.

                final int rowOffset = j*size;
                final int kmax = Math.min(j,i);
                acc.clear();
                for (int k=0; k<kmax; k++) {
                    rat.setFrom(LU, rowOffset + k, errorLU);
                    rat.multiply(column, k, size);
                    acc.add(rat);
                }
                acc.subtract(column, j, size);
                acc.negate();
                acc.storeTo(column, j, size);

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                final int loRowOffset = j*innerSize;    // Offset of some row after the current row.
                final int luRowOffset = j*size;         // Offset of the corresponding row in the LU matrix.
                for (int i=0; i<innerSize; i++) {
                    acc.setFrom (elements, loRowOffset + i, errorOffset);
                    rat.setFrom (elements, rowOffset   + i, errorOffset);
                    rat.multiply(LU,       luRowOffset + k, errorLU);
                    acc.subtract(rat);
                    acc.storeTo (elements, loRowOffset + i, errorOffset);
                }
            }
        }

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            for (int j=0; j<k; j++) {
                final int upRowOffset = j*innerSize;    // Offset of a row before (locate upper) the current row.
                acc.setFrom(LU, j*size + k, errorLU);   // Same column than the diagonal element, but in the upper row.
                for (int i=0; i<innerSize; i++) {       // Apply to all columns in the upper row.
                    rat.setFrom(elements, rowOffset + i, errorOffset);
                    rat.multiply(acc);
                    rat.subtract(elements, upRowOffset + i, errorOffset);
                    rat.negate();
                    rat.storeTo(elements, upRowOffset + i, errorOffset);
                }
            }

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        final DoubleDouble dot = new DoubleDouble();
        for (int i=0; i<numCol; i++) {
            sum.clear();
            for (int j=0; j<numRow; j++) {
                dot.setFrom(elt, j*numCol + i, errors);
                dot.multiply(dot);
                sum.add(dot);
            }
            sum.sqrt();
            for (int j=0; j<numRow; j++) {
                final int k = j*numCol + i;

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        final DoubleDouble RS = DoubleDouble.createSecondsToRadians();
        final DoubleDouble S = param(6, period);
        S.divide(PPM, 0);
        S.add(1, 0);        // S = 1 + dS / PPM;
        RS.multiply(S);     // RS = toRadians(1″) * S;
        final DoubleDouble  X = param(3, period); X.multiply(RS);
        final DoubleDouble  Y = param(4, period); Y.multiply(RS);
        final DoubleDouble  Z = param(5, period); Z.multiply(RS);
        final DoubleDouble mX = new DoubleDouble(X); mX.negate();
        final DoubleDouble mY = new DoubleDouble(Y); mY.negate();
        final DoubleDouble mZ = new DoubleDouble(Z); mZ.negate();

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        final DoubleDouble S = param(6, period);
        S.divide(PPM, 0);
        S.add(1, 0);        // S = 1 + dS / PPM;
        RS.multiply(S);     // RS = toRadians(1″) * S;
        final DoubleDouble  X = param(3, period); X.multiply(RS);
        final DoubleDouble  Y = param(4, period); Y.multiply(RS);
        final DoubleDouble  Z = param(5, period); Z.multiply(RS);
        final DoubleDouble mX = new DoubleDouble(X); mX.negate();
        final DoubleDouble mY = new DoubleDouble(Y); mY.negate();
        final DoubleDouble mZ = new DoubleDouble(Z); mZ.negate();
        final Integer       O = 0; // Fetch Integer instance only once.

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        S.divide(PPM, 0);
        S.add(1, 0);        // S = 1 + dS / PPM;
        RS.multiply(S);     // RS = toRadians(1″) * S;
        final DoubleDouble  X = param(3, period); X.multiply(RS);
        final DoubleDouble  Y = param(4, period); Y.multiply(RS);
        final DoubleDouble  Z = param(5, period); Z.multiply(RS);
        final DoubleDouble mX = new DoubleDouble(X); mX.negate();
        final DoubleDouble mY = new DoubleDouble(Y); mY.negate();
        final DoubleDouble mZ = new DoubleDouble(Z); mZ.negate();
        final Integer       O = 0; // Fetch Integer instance only once.
        return Matrices.create(4, 4, new Number[] {

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        /*
         * Computes: RS = S * toRadians(1″)
         *           dS = (S-1) * PPM
         */
        final DoubleDouble RS = DoubleDouble.createSecondsToRadians();
        RS.multiply(S);
        S.add(-1, 0);
        S.multiply(PPM, 0);
        dS = S.value;
        /*
         * Rotation terms. Each rotation terms appear twice, with one value being the negative of the other value.

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