Examples with DoubleBuffer java.nio.DoubleBuffer used on opensource projects

Example 51 with DoubleBuffer

use of java.nio.DoubleBuffer in project angel by Tencent.

the class MapInPlace method doUpdate.

@Override
protected void doUpdate(ServerDenseDoubleRow[] rows, Serialize func) {
    MapFunc mapper = (MapFunc) func;
    DoubleBuffer rowData = rows[0].getData();
    int size = rows[0].size();
    for (int i = 0; i < size; i++) {
        rowData.put(i, mapper.call(rowData.get(i)));
    }
}

Example 52 with DoubleBuffer

use of java.nio.DoubleBuffer in project angel by Tencent.

the class MapWithIndex method doUpdate.

@Override
protected void doUpdate(ServerDenseDoubleRow[] rows, Serialize func) {
    MapWithIndexFunc mapper = (MapWithIndexFunc) func;
    DoubleBuffer from = rows[0].getData();
    DoubleBuffer to = rows[1].getData();
    int size = rows[0].size();
    int startCol = (int) rows[0].getStartCol();
    for (int i = 0; i < size; i++) {
        to.put(i, mapper.call(startCol + i, from.get(i)));
    }
}

Example 53 with DoubleBuffer

use of java.nio.DoubleBuffer in project angel by Tencent.

the class Zip2MapWithIndex method doUpdate.

@Override
protected void doUpdate(ServerDenseDoubleRow[] rows, Serialize func) {
    Zip2MapWithIndexFunc mapper = (Zip2MapWithIndexFunc) func;
    DoubleBuffer from1 = rows[0].getData();
    DoubleBuffer from2 = rows[1].getData();
    DoubleBuffer to = rows[2].getData();
    int size = rows[0].size();
    int startCol = (int) rows[0].getStartCol();
    for (int i = 0; i < size; i++) {
        to.put(i, mapper.call(startCol + i, from1.get(i), from2.get(i)));
    }
}

Example 54 with DoubleBuffer

use of java.nio.DoubleBuffer in project angel by Tencent.

the class Zip3MapWithIndex method doUpdate.

@Override
protected void doUpdate(ServerDenseDoubleRow[] rows, Serialize func) {
    Zip3MapWithIndexFunc mapper = (Zip3MapWithIndexFunc) func;
    DoubleBuffer from1 = rows[0].getData();
    DoubleBuffer from2 = rows[1].getData();
    DoubleBuffer from3 = rows[2].getData();
    DoubleBuffer to = rows[3].getData();
    int startCol = (int) rows[0].getStartCol();
    int size = rows[0].size();
    for (int i = 0; i < size; i++) {
        to.put(i, mapper.call(startCol + i, from1.get(i), from2.get(i), from3.get(i)));
    }
}

Example 55 with DoubleBuffer

use of java.nio.DoubleBuffer in project angel by Tencent.

the class Push method doUpdate.

@Override
protected void doUpdate(ServerDenseDoubleRow row, double[] values) {
    DoubleBuffer data = row.getData();
    int size = row.size();
    for (int i = 0; i < size; i++) {
        data.put(i, values[i]);
    }
}