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A library jar that provides APIs for Applications written for the Google Android Platform.
/*
* Copyright (C) 2013 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.renderscript;
/**
* Vector version of the basic int type.
* Provides two int fields packed.
*/
public class Int2 {
public int x;
public int y;
public Int2() {
}
/** @hide */
public Int2(int i) {
this.x = this.y = i;
}
public Int2(int x, int y) {
this.x = x;
this.y = y;
}
/** @hide */
public Int2(Int2 source) {
this.x = source.x;
this.y = source.y;
}
/** @hide
* Vector add
*
* @param a
*/
public void add(Int2 a) {
this.x += a.x;
this.y += a.y;
}
/** @hide
* Vector add
*
* @param a
* @param b
* @return
*/
public static Int2 add(Int2 a, Int2 b) {
Int2 result = new Int2();
result.x = a.x + b.x;
result.y = a.y + b.y;
return result;
}
/** @hide
* Vector add
*
* @param value
*/
public void add(int value) {
x += value;
y += value;
}
/** @hide
* Vector add
*
* @param a
* @param b
* @return
*/
public static Int2 add(Int2 a, int b) {
Int2 result = new Int2();
result.x = a.x + b;
result.y = a.y + b;
return result;
}
/** @hide
* Vector subtraction
*
* @param a
*/
public void sub(Int2 a) {
this.x -= a.x;
this.y -= a.y;
}
/** @hide
* Vector subtraction
*
* @param a
* @param b
* @return
*/
public static Int2 sub(Int2 a, Int2 b) {
Int2 result = new Int2();
result.x = a.x - b.x;
result.y = a.y - b.y;
return result;
}
/** @hide
* Vector subtraction
*
* @param value
*/
public void sub(int value) {
x -= value;
y -= value;
}
/** @hide
* Vector subtraction
*
* @param a
* @param b
* @return
*/
public static Int2 sub(Int2 a, int b) {
Int2 result = new Int2();
result.x = a.x - b;
result.y = a.y - b;
return result;
}
/** @hide
* Vector multiplication
*
* @param a
*/
public void mul(Int2 a) {
this.x *= a.x;
this.y *= a.y;
}
/** @hide
* Vector multiplication
*
* @param a
* @param b
* @return
*/
public static Int2 mul(Int2 a, Int2 b) {
Int2 result = new Int2();
result.x = a.x * b.x;
result.y = a.y * b.y;
return result;
}
/** @hide
* Vector multiplication
*
* @param value
*/
public void mul(int value) {
x *= value;
y *= value;
}
/** @hide
* Vector multiplication
*
* @param a
* @param b
* @return
*/
public static Int2 mul(Int2 a, int b) {
Int2 result = new Int2();
result.x = a.x * b;
result.y = a.y * b;
return result;
}
/** @hide
* Vector division
*
* @param a
*/
public void div(Int2 a) {
this.x /= a.x;
this.y /= a.y;
}
/** @hide
* Vector division
*
* @param a
* @param b
* @return
*/
public static Int2 div(Int2 a, Int2 b) {
Int2 result = new Int2();
result.x = a.x / b.x;
result.y = a.y / b.y;
return result;
}
/** @hide
* Vector division
*
* @param value
*/
public void div(int value) {
x /= value;
y /= value;
}
/** @hide
* Vector division
*
* @param a
* @param b
* @return
*/
public static Int2 div(Int2 a, int b) {
Int2 result = new Int2();
result.x = a.x / b;
result.y = a.y / b;
return result;
}
/** @hide
* Vector Modulo
*
* @param a
*/
public void mod(Int2 a) {
this.x %= a.x;
this.y %= a.y;
}
/** @hide
* Vector Modulo
*
* @param a
* @param b
* @return
*/
public static Int2 mod(Int2 a, Int2 b) {
Int2 result = new Int2();
result.x = a.x % b.x;
result.y = a.y % b.y;
return result;
}
/** @hide
* Vector Modulo
*
* @param value
*/
public void mod(int value) {
x %= value;
y %= value;
}
/** @hide
* Vector Modulo
*
* @param a
* @param b
* @return
*/
public static Int2 mod(Int2 a, int b) {
Int2 result = new Int2();
result.x = a.x % b;
result.y = a.y % b;
return result;
}
/** @hide
* get vector length
*
* @return
*/
public int length() {
return 2;
}
/** @hide
* set vector negate
*/
public void negate() {
this.x = -x;
this.y = -y;
}
/** @hide
* Vector dot Product
*
* @param a
* @return
*/
public int dotProduct(Int2 a) {
return (int)((x * a.x) + (y * a.y));
}
/** @hide
* Vector dot Product
*
* @param a
* @param b
* @return
*/
public static int dotProduct(Int2 a, Int2 b) {
return (int)((b.x * a.x) + (b.y * a.y));
}
/** @hide
* Vector add Multiple
*
* @param a
* @param factor
*/
public void addMultiple(Int2 a, int factor) {
x += a.x * factor;
y += a.y * factor;
}
/** @hide
* set vector value by Int2
*
* @param a
*/
public void set(Int2 a) {
this.x = a.x;
this.y = a.y;
}
/** @hide
* set the vector field value by Int
*
* @param a
* @param b
*/
public void setValues(int a, int b) {
this.x = a;
this.y = b;
}
/** @hide
* return the element sum of vector
*
* @return
*/
public int elementSum() {
return (int)(x + y);
}
/** @hide
* get the vector field value by index
*
* @param i
* @return
*/
public int get(int i) {
switch (i) {
case 0:
return (int)(x);
case 1:
return (int)(y);
default:
throw new IndexOutOfBoundsException("Index: i");
}
}
/** @hide
* set the vector field value by index
*
* @param i
* @param value
*/
public void setAt(int i, int value) {
switch (i) {
case 0:
x = value;
return;
case 1:
y = value;
return;
default:
throw new IndexOutOfBoundsException("Index: i");
}
}
/** @hide
* add the vector field value by index
*
* @param i
* @param value
*/
public void addAt(int i, int value) {
switch (i) {
case 0:
x += value;
return;
case 1:
y += value;
return;
default:
throw new IndexOutOfBoundsException("Index: i");
}
}
/** @hide
* copy the vector to int array
*
* @param data
* @param offset
*/
public void copyTo(int[] data, int offset) {
data[offset] = (int)(x);
data[offset + 1] = (int)(y);
}
}