org.ojalgo.array.Native64Array Maven / Gradle / Ivy
/*
* Copyright 1997-2017 Optimatika
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package org.ojalgo.array;
import org.ojalgo.constant.PrimitiveMath;
import org.ojalgo.machine.JavaType;
import org.ojalgo.type.NativeMemory;
final class Native64Array extends OffHeapArray {
static final long ELEMENT_SIZE = JavaType.DOUBLE.memory();
private final long myPointer;
Native64Array(final long count) {
super(count);
myPointer = NativeMemory.allocateDoubleArray(this, count);
this.fillAll(PrimitiveMath.ZERO);
}
public double doubleValue(final long index) {
return NativeMemory.getDouble(myPointer, index);
}
public void set(final long index, final double value) {
NativeMemory.setDouble(myPointer, index, value);
}
}