/*
* (C) Copyright 2016-2017 JOML
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.joml;
//#ifdef __HAS_NIO__
import java.nio.ByteBuffer;
import java.nio.IntBuffer;
//#endif
/**
* Interface to an immutable 2-dimensional vector of integers.
*
* @author Kai Burjack
*/
public interface Vector2ic {
/**
* @return the value of the x component
*/
int x();
/**
* @return the value of the y component
*/
int y();
//#ifdef __HAS_NIO__
/**
* Store this vector into the supplied {@link ByteBuffer} at the current
* buffer {@link ByteBuffer#position() position}.
* <p>
* This method will not increment the position of the given ByteBuffer.
* <p>
* In order to specify the offset into the ByteBuffer at which the vector is
* stored, use {@link #get(int, ByteBuffer)}, taking the absolute position
* as parameter.
*
* @see #get(int, ByteBuffer)
*
* @param buffer
* will receive the values of this vector in <tt>x, y</tt> order
* @return the passed in buffer
*/
ByteBuffer get(ByteBuffer buffer);
/**
* Store this vector into the supplied {@link ByteBuffer} starting at the
* specified absolute buffer position/index.
* <p>
* This method will not increment the position of the given ByteBuffer.
*
* @param index
* the absolute position into the ByteBuffer
* @param buffer
* will receive the values of this vector in <tt>x, y</tt> order
* @return the passed in buffer
*/
ByteBuffer get(int index, ByteBuffer buffer);
/**
* Store this vector into the supplied {@link IntBuffer} at the current
* buffer {@link IntBuffer#position() position}.
* <p>
* This method will not increment the position of the given IntBuffer.
* <p>
* In order to specify the offset into the IntBuffer at which the vector is
* stored, use {@link #get(int, IntBuffer)}, taking the absolute position as
* parameter.
*
* @see #get(int, IntBuffer)
*
* @param buffer
* will receive the values of this vector in <tt>x, y</tt> order
* @return the passed in buffer
*/
IntBuffer get(IntBuffer buffer);
/**
* Store this vector into the supplied {@link IntBuffer} starting at the
* specified absolute buffer position/index.
* <p>
* This method will not increment the position of the given IntBuffer.
*
* @param index
* the absolute position into the IntBuffer
* @param buffer
* will receive the values of this vector in <tt>x, y</tt> order
* @return the passed in buffer
*/
IntBuffer get(int index, IntBuffer buffer);
//#endif
/**
* Subtract the supplied vector from this one and store the result in
* <code>dest</code>.
*
* @param v
* the vector to subtract
* @param dest
* will hold the result
* @return dest
*/
Vector2i sub(Vector2ic v, Vector2i dest);
/**
* Decrement the components of this vector by the given values and store the
* result in <code>dest</code>.
*
* @param x
* the x component to subtract
* @param y
* the y component to subtract
* @param dest
* will hold the result
* @return dest
*/
Vector2i sub(int x, int y, Vector2i dest);
/**
* Return the length squared of this vector.
*
* @return the length squared
*/
long lengthSquared();
/**
* Return the length of this vector.
*
* @return the length
*/
double length();
/**
* Return the distance between this Vector and <code>v</code>.
*
* @param v
* the other vector
* @return the distance
*/
double distance(Vector2ic v);
/**
* Return the distance between <code>this</code> vector and <tt>(x, y)</tt>.
*
* @param x
* the x component of the other vector
* @param y
* the y component of the other vector
* @return the euclidean distance
*/
double distance(int x, int y);
/**
* Return the square of the distance between this vector and <code>v</code>.
*
* @param v
* the other vector
* @return the squared of the distance
*/
long distanceSquared(Vector2ic v);
/**
* Return the square of the distance between <code>this</code> vector and
* <tt>(x, y)</tt>.
*
* @param x
* the x component of the other vector
* @param y
* the y component of the other vector
* @return the square of the distance
*/
long distanceSquared(int x, int y);
/**
* Add the supplied vector to this one and store the result in
* <code>dest</code>.
*
* @param v
* the vector to add
* @param dest
* will hold the result
* @return dest
*/
Vector2i add(Vector2ic v, Vector2i dest);
/**
* Increment the components of this vector by the given values and store the
* result in <code>dest</code>.
*
* @param x
* the x component to add
* @param y
* the y component to add
* @param dest
* will hold the result
* @return dest
*/
Vector2i add(int x, int y, Vector2i dest);
/**
* Multiply all components of this {@link Vector2ic} by the given scalar
* value and store the result in <code>dest</code>.
*
* @param scalar
* the scalar to multiply this vector by
* @param dest
* will hold the result
* @return dest
*/
Vector2i mul(int scalar, Vector2i dest);
/**
* Multiply the supplied vector by this one and store the result in
* <code>dest</code>.
*
* @param v
* the vector to multiply
* @param dest
* will hold the result
* @return dest
*/
Vector2i mul(Vector2ic v, Vector2i dest);
/**
* Multiply the components of this vector by the given values and store the
* result in <code>dest</code>.
*
* @param x
* the x component to multiply
* @param y
* the y component to multiply
* @param dest
* will hold the result
* @return dest
*/
Vector2i mul(int x, int y, Vector2i dest);
/**
* Negate this vector and store the result in <code>dest</code>.
*
* @param dest
* will hold the result
* @return dest
*/
Vector2i negate(Vector2i dest);
}