1 files changed, 385 insertions, 3 deletions
diff --git a/graphics/java/android/renderscript/Byte3.java b/graphics/java/android/renderscript/Byte3.java
index 025e8de..a138313 100644
--- a/graphics/java/android/renderscript/Byte3.java
+++ b/graphics/java/android/renderscript/Byte3.java
@@ -22,6 +22,10 @@ package android.renderscript;
  *
  **/
 public class Byte3 {
+    public byte x;
+    public byte y;
+    public byte z;
+
     public Byte3() {
     }
 
@@ -31,9 +35,387 @@ public class Byte3 {
         z = initZ;
     }
 
-    public byte x;
-    public byte y;
-    public byte z;
+    /** @hide */
+    public Byte3(Byte3 source) {
+        this.x = source.x;
+        this.y = source.y;
+        this.z = source.z;
+    }
+
+    /** @hide
+     * Vector add
+     *
+     * @param a
+     */
+    public void add(Byte3 a) {
+        this.x += a.x;
+        this.y += a.y;
+        this.z += a.z;
+    }
+
+    /** @hide
+     * Vector add
+     *
+     * @param a
+     * @param b
+     * @return
+     */
+    public static Byte3 add(Byte3 a, Byte3 b) {
+        Byte3 result = new Byte3();
+        result.x = (byte)(a.x + b.x);
+        result.y = (byte)(a.y + b.y);
+        result.z = (byte)(a.z + b.z);
+
+        return result;
+    }
+
+    /** @hide
+     * Vector add
+     *
+     * @param value
+     */
+    public void add(byte value) {
+        x += value;
+        y += value;
+        z += value;
+    }
+
+    /** @hide
+     * Vector add
+     *
+     * @param a
+     * @param b
+     * @return
+     */
+    public static Byte3 add(Byte3 a, byte b) {
+        Byte3 result = new Byte3();
+        result.x = (byte)(a.x + b);
+        result.y = (byte)(a.y + b);
+        result.z = (byte)(a.z + b);
+
+        return result;
+    }
+
+    /** @hide
+     * Vector subtraction
+     *
+     * @param a
+     */
+    public void sub(Byte3 a) {
+        this.x -= a.x;
+        this.y -= a.y;
+        this.z -= a.z;
+    }
+
+    /** @hide
+     * Vector subtraction
+     *
+     * @param a
+     * @param b
+     * @return
+     */
+    public static Byte3 sub(Byte3 a, Byte3 b) {
+        Byte3 result = new Byte3();
+        result.x = (byte)(a.x - b.x);
+        result.y = (byte)(a.y - b.y);
+        result.z = (byte)(a.z - b.z);
+
+        return result;
+    }
+
+    /** @hide
+     * Vector subtraction
+     *
+     * @param value
+     */
+    public void sub(byte value) {
+        x -= value;
+        y -= value;
+        z -= value;
+    }
+
+    /** @hide
+     * Vector subtraction
+     *
+     * @param a
+     * @param b
+     * @return
+     */
+    public static Byte3 sub(Byte3 a, byte b) {
+        Byte3 result = new Byte3();
+        result.x = (byte)(a.x - b);
+        result.y = (byte)(a.y - b);
+        result.z = (byte)(a.z - b);
+
+        return result;
+    }
+
+    /** @hide
+     * Vector multiplication
+     *
+     * @param a
+     */
+    public void mul(Byte3 a) {
+        this.x *= a.x;
+        this.y *= a.y;
+        this.z *= a.z;
+    }
+
+    /** @hide
+     * Vector multiplication
+     *
+     * @param a
+     * @param b
+     * @return
+     */
+    public static Byte3 mul(Byte3 a, Byte3 b) {
+        Byte3 result = new Byte3();
+        result.x = (byte)(a.x * b.x);
+        result.y = (byte)(a.y * b.y);
+        result.z = (byte)(a.z * b.z);
+
+        return result;
+    }
+
+    /** @hide
+     * Vector multiplication
+     *
+     * @param value
+     */
+    public void mul(byte value) {
+        x *= value;
+        y *= value;
+        z *= value;
+    }
+
+    /** @hide
+     * Vector multiplication
+     *
+     * @param a
+     * @param b
+     * @return
+     */
+    public static Byte3 mul(Byte3 a, byte b) {
+        Byte3 result = new Byte3();
+        result.x = (byte)(a.x * b);
+        result.y = (byte)(a.y * b);
+        result.z = (byte)(a.z * b);
+
+        return result;
+    }
+
+    /** @hide
+     * Vector division
+     *
+     * @param a
+     */
+    public void div(Byte3 a) {
+        this.x /= a.x;
+        this.y /= a.y;
+        this.z /= a.z;
+    }
+
+    /** @hide
+     * Vector division
+     *
+     * @param a
+     * @param b
+     * @return
+     */
+    public static Byte3 div(Byte3 a, Byte3 b) {
+        Byte3 result = new Byte3();
+        result.x = (byte)(a.x / b.x);
+        result.y = (byte)(a.y / b.y);
+        result.z = (byte)(a.z / b.z);
+
+        return result;
+    }
+
+    /** @hide
+     * Vector division
+     *
+     * @param value
+     */
+    public void div(byte value) {
+        x /= value;
+        y /= value;
+        z /= value;
+    }
+
+    /** @hide
+     * Vector division
+     *
+     * @param a
+     * @param b
+     * @return
+     */
+    public static Byte3 div(Byte3 a, byte b) {
+        Byte3 result = new Byte3();
+        result.x = (byte)(a.x / b);
+        result.y = (byte)(a.y / b);
+        result.z = (byte)(a.z / b);
+
+        return result;
+    }
+
+    /** @hide
+     * get vector length
+     *
+     * @return
+     */
+    public byte length() {
+        return 3;
+    }
+
+    /** @hide
+     * set vector negate
+     */
+    public void negate() {
+        this.x = (byte)(-x);
+        this.y = (byte)(-y);
+        this.z = (byte)(-z);
+    }
+
+    /** @hide
+     * Vector dot Product
+     *
+     * @param a
+     * @return
+     */
+    public byte dotProduct(Byte3 a) {
+        return (byte)((byte)((byte)(x * a.x) + (byte)(y * a.y)) + (byte)(z * a.z));
+    }
+
+    /** @hide
+     * Vector dot Product
+     *
+     * @param a
+     * @param b
+     * @return
+     */
+    public static byte dotProduct(Byte3 a, Byte3 b) {
+        return (byte)((byte)((byte)(b.x * a.x) + (byte)(b.y * a.y)) + (byte)(b.z * a.z));
+    }
+
+    /** @hide
+     * Vector add Multiple
+     *
+     * @param a
+     * @param factor
+     */
+    public void addMultiple(Byte3 a, byte factor) {
+        x += a.x * factor;
+        y += a.y * factor;
+        z += a.z * factor;
+    }
+
+    /** @hide
+     * set vector value by Byte3
+     *
+     * @param a
+     */
+    public void set(Byte3 a) {
+        this.x = a.x;
+        this.y = a.y;
+        this.z = a.z;
+    }
+
+    /** @hide
+     * set the vector field value by Char
+     *
+     * @param a
+     * @param b
+     * @param c
+     */
+    public void setValues(byte a, byte b, byte c) {
+        this.x = a;
+        this.y = b;
+        this.z = c;
+    }
+
+    /** @hide
+     * return the element sum of vector
+     *
+     * @return
+     */
+    public byte elementSum() {
+        return (byte)(x + y + z);
+    }
+
+    /** @hide
+     * get the vector field value by index
+     *
+     * @param i
+     * @return
+     */
+    public byte get(int i) {
+        switch (i) {
+        case 0:
+            return x;
+        case 1:
+            return y;
+        case 2:
+            return z;
+        default:
+            throw new IndexOutOfBoundsException("Index: i");
+        }
+    }
+
+    /** @hide
+     * set the vector field value by index
+     *
+     * @param i
+     * @param value
+     */
+    public void setAt(int i, byte value) {
+        switch (i) {
+        case 0:
+            x = value;
+            return;
+        case 1:
+            y = value;
+            return;
+        case 2:
+            z = 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, byte value) {
+        switch (i) {
+        case 0:
+            x += value;
+            return;
+        case 1:
+            y += value;
+            return;
+        case 2:
+            z += value;
+            return;
+        default:
+            throw new IndexOutOfBoundsException("Index: i");
+        }
+    }
+
+    /** @hide
+     * copy the vector to Char array
+     *
+     * @param data
+     * @param offset
+     */
+    public void copyTo(byte[] data, int offset) {
+        data[offset] = x;
+        data[offset + 1] = y;
+        data[offset + 2] = z;
+    }
 }