diff options
Diffstat (limited to 'graphics/java/android/renderscript/Double4.java')
| -rw-r--r-- | graphics/java/android/renderscript/Double4.java | 439 |
1 files changed, 423 insertions, 16 deletions
diff --git a/graphics/java/android/renderscript/Double4.java b/graphics/java/android/renderscript/Double4.java index 9e82611..e4829f7 100644 --- a/graphics/java/android/renderscript/Double4.java +++ b/graphics/java/android/renderscript/Double4.java @@ -1,5 +1,5 @@ /* - * Copyright (C) 2011 The Android Open Source Project + * 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. @@ -16,28 +16,435 @@ package android.renderscript; - /** - * Class for exposing the native RenderScript double4 type back - * to the Android system. - * - **/ + * Vector version of the basic double type. + * Provides four double fields packed. + */ public class Double4 { + public double x; + public double y; + public double z; + public double w; + public Double4() { } + /** @hide */ + public Double4(Double4 data) { + this.x = data.x; + this.y = data.y; + this.z = data.z; + this.w = data.w; + } - public Double4(double initX, double initY, double initZ, double initW) { - x = initX; - y = initY; - z = initZ; - w = initW; + public Double4(double x, double y, double z, double w) { + this.x = x; + this.y = y; + this.z = z; + this.w = w; } - public double x; - public double y; - public double z; - public double w; -} + /** @hide + * Vector add + * + * @param a + * @param b + * @return + */ + public static Double4 add(Double4 a, Double4 b) { + Double4 res = new Double4(); + res.x = a.x + b.x; + res.y = a.y + b.y; + res.z = a.z + b.z; + res.w = a.w + b.w; + + return res; + } + + /** @hide + * Vector add + * + * @param value + */ + public void add(Double4 value) { + x += value.x; + y += value.y; + z += value.z; + w += value.w; + } + + /** @hide + * Vector add + * + * @param value + */ + public void add(double value) { + x += value; + y += value; + z += value; + w += value; + } + + /** @hide + * Vector add + * + * @param a + * @param b + * @return + */ + public static Double4 add(Double4 a, double b) { + Double4 res = new Double4(); + res.x = a.x + b; + res.y = a.y + b; + res.z = a.z + b; + res.w = a.w + b; + + return res; + } + + /** @hide + * Vector subtraction + * + * @param value + */ + public void sub(Double4 value) { + x -= value.x; + y -= value.y; + z -= value.z; + w -= value.w; + } + + /** @hide + * Vector subtraction + * + * @param value + */ + public void sub(double value) { + x -= value; + y -= value; + z -= value; + w -= value; + } + /** @hide + * Vector subtraction + * + * @param a + * @param b + * @return + */ + public static Double4 sub(Double4 a, double b) { + Double4 res = new Double4(); + res.x = a.x - b; + res.y = a.y - b; + res.z = a.z - b; + res.w = a.w - b; + + return res; + } + /** @hide + * Vector subtraction + * + * @param a + * @param b + * @return + */ + public static Double4 sub(Double4 a, Double4 b) { + Double4 res = new Double4(); + res.x = a.x - b.x; + res.y = a.y - b.y; + res.z = a.z - b.z; + res.w = a.w - b.w; + + return res; + } + + /** @hide + * Vector multiplication + * + * @param value + */ + public void mul(Double4 value) { + x *= value.x; + y *= value.y; + z *= value.z; + w *= value.w; + } + + /** @hide + * Vector multiplication + * + * @param value + */ + public void mul(double value) { + x *= value; + y *= value; + z *= value; + w *= value; + } + + /** @hide + * Vector multiplication + * + * @param a + * @param b + * @return + */ + public static Double4 mul(Double4 a, Double4 b) { + Double4 res = new Double4(); + res.x = a.x * b.x; + res.y = a.y * b.y; + res.z = a.z * b.z; + res.w = a.w * b.w; + + return res; + } + /** @hide + * Vector multiplication + * + * @param a + * @param b + * @return + */ + public static Double4 mul(Double4 a, double b) { + Double4 res = new Double4(); + res.x = a.x * b; + res.y = a.y * b; + res.z = a.z * b; + res.w = a.w * b; + + return res; + } + + /** @hide + * Vector division + * + * @param value + */ + public void div(Double4 value) { + x /= value.x; + y /= value.y; + z /= value.z; + w /= value.w; + } + + /** @hide + * Vector division + * + * @param value + */ + public void div(double value) { + x /= value; + y /= value; + z /= value; + w /= value; + } + + /** @hide + * Vector division + * + * @param a + * @param b + * @return + */ + public static Double4 div(Double4 a, double b) { + Double4 res = new Double4(); + res.x = a.x / b; + res.y = a.y / b; + res.z = a.z / b; + res.w = a.w / b; + + return res; + } + + /** @hide + * Vector division + * + * @param a + * @param b + * @return + */ + public static Double4 div(Double4 a, Double4 b) { + Double4 res = new Double4(); + res.x = a.x / b.x; + res.y = a.y / b.y; + res.z = a.z / b.z; + res.w = a.w / b.w; + + return res; + } + + /** @hide + * Vector dot Product + * + * @param a + * @return + */ + public double dotProduct(Double4 a) { + return (x * a.x) + (y * a.y) + (z * a.z) + (w * a.w); + } + + /** @hide + * Vector dot Product + * + * @param a + * @param b + * @return + */ + public static double dotProduct(Double4 a, Double4 b) { + return (b.x * a.x) + (b.y * a.y) + (b.z * a.z) + (b.w * a.w); + } + + /** @hide + * Vector add Multiple + * + * @param a + * @param factor + */ + public void addMultiple(Double4 a, double factor) { + x += a.x * factor; + y += a.y * factor; + z += a.z * factor; + w += a.w * factor; + } + + /** @hide + * Set vector value by double4 + * + * @param a + */ + public void set(Double4 a) { + this.x = a.x; + this.y = a.y; + this.z = a.z; + this.w = a.w; + } + + /** @hide + * Set vector negate + */ + public void negate() { + x = -x; + y = -y; + z = -z; + w = -w; + } + + /** @hide + * Get vector length + * + * @return + */ + public int length() { + return 4; + } + + /** @hide + * Return the element sum of vector + * + * @return + */ + public double elementSum() { + return x + y + z + w; + } + + /** @hide + * Get the vector field value by index + * + * @param i + * @return + */ + public double get(int i) { + switch (i) { + case 0: + return x; + case 1: + return y; + case 2: + return z; + case 3: + return w; + default: + throw new IndexOutOfBoundsException("Index: i"); + } + } + + /** @hide + * Set the vector field value by index + * + * @param i + * @param value + */ + public void setAt(int i, double value) { + switch (i) { + case 0: + x = value; + return; + case 1: + y = value; + return; + case 2: + z = value; + return; + case 3: + w = 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, double value) { + switch (i) { + case 0: + x += value; + return; + case 1: + y += value; + return; + case 2: + z += value; + return; + case 3: + w += value; + return; + default: + throw new IndexOutOfBoundsException("Index: i"); + } + } + + /** @hide + * Set the vector field value + * + * @param x + * @param y + * @param z + * @param w + */ + public void setValues(double x, double y, double z, double w) { + this.x = x; + this.y = y; + this.z = z; + this.w = w; + } + + /** @hide + * Copy the vector to double array + * + * @param data + * @param offset + */ + public void copyTo(double[] data, int offset) { + data[offset] = x; + data[offset + 1] = y; + data[offset + 2] = z; + data[offset + 3] = w; + } +} |