/* * (C) Copyright 2015-2017 Richard Greenlees * * 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; import java.io.Externalizable; import java.io.IOException; import java.io.ObjectInput; import java.io.ObjectOutput; //#ifdef __HAS_NIO__ import java.nio.ByteBuffer; import java.nio.IntBuffer; //#endif import java.text.DecimalFormat; import java.text.NumberFormat; /** * Contains the definition of a Vector comprising 4 ints and associated * transformations. * * @author Richard Greenlees * @author Kai Burjack * @author Hans Uhlig */ public class Vector4i implements Externalizable, Vector4ic { private final class Proxy implements Vector4ic { private final Vector4ic delegate; Proxy(Vector4ic delegate) { this.delegate = delegate; } public int x() { return delegate.x(); } public int y() { return delegate.y(); } public int z() { return delegate.z(); } public int w() { return delegate.w(); } //#ifdef __HAS_NIO__ public IntBuffer get(IntBuffer buffer) { return delegate.get(buffer); } public IntBuffer get(int index, IntBuffer buffer) { return delegate.get(index, buffer); } public ByteBuffer get(ByteBuffer buffer) { return delegate.get(buffer); } public ByteBuffer get(int index, ByteBuffer buffer) { return delegate.get(index, buffer); } //#endif public Vector4i sub(Vector4ic v, Vector4i dest) { return delegate.sub(v, dest); } public Vector4i sub(int x, int y, int z, int w, Vector4i dest) { return delegate.sub(x, y, z, w, dest); } public Vector4i add(Vector4ic v, Vector4i dest) { return delegate.add(v, dest); } public Vector4i add(int x, int y, int z, int w, Vector4i dest) { return delegate.add(x, y, z, w, dest); } public Vector4i mul(Vector4ic v, Vector4i dest) { return delegate.mul(v, dest); } public Vector4i div(Vector4ic v, Vector4i dest) { return delegate.div(v, dest); } public Vector4i mul(float scalar, Vector4i dest) { return delegate.mul(scalar, dest); } public Vector4i div(float scalar, Vector4i dest) { return delegate.div(scalar, dest); } public long lengthSquared() { return delegate.lengthSquared(); } public double length() { return delegate.length(); } public double distance(Vector4ic v) { return delegate.distance(v); } public double distance(int x, int y, int z, int w) { return delegate.distance(x, y, z, w); } public int distanceSquared(Vector4ic v) { return delegate.distanceSquared(v); } public int distanceSquared(int x, int y, int z, int w) { return delegate.distanceSquared(x, y, z, w); } public int dot(Vector4ic v) { return delegate.dot(v); } public Vector4i negate(Vector4i dest) { return delegate.negate(dest); } } private static final long serialVersionUID = 1L; /** * The x component of the vector. */ public int x; /** * The y component of the vector. */ public int y; /** * The z component of the vector. */ public int z; /** * The w component of the vector. */ public int w; /** * Create a new {@link Vector4i} of <code>(0, 0, 0, 1)</code>. */ public Vector4i() { this.w = 1; } /** * Create a new {@link Vector4i} with the same values as <code>v</code>. * * @param v * the {@link Vector4ic} to copy the values from */ public Vector4i(Vector4ic v) { if (v instanceof Vector4i) { MemUtil.INSTANCE.copy((Vector4i) v, this); } else { this.x = v.x(); this.y = v.y(); this.z = v.z(); this.w = v.w(); } } /** * Create a new {@link Vector4i} with the first three components from the * given <code>v</code> and the given <code>w</code>. * * @param v * the {@link Vector3ic} * @param w * the w component */ public Vector4i(Vector3ic v, int w) { this.x = v.x(); this.y = v.y(); this.z = v.z(); this.w = w; } /** * Create a new {@link Vector4i} with the first two components from the * given <code>v</code> and the given <code>z</code>, and <code>w</code>. * * @param v * the {@link Vector2ic} * @param z * the z component * @param w * the w component */ public Vector4i(Vector2ic v, int z, int w) { this.x = v.x(); this.y = v.y(); this.z = z; this.w = w; } /** * Create a new {@link Vector4i} and initialize all four components with the * given value. * * @param s * scalar value of all four components */ public Vector4i(int s) { MemUtil.INSTANCE.broadcast(s, this); } /** * Create a new {@link Vector4i} with the given component values. * * @param x * the x component * @param y * the y component * @param z * the z component * @param w * the w component */ public Vector4i(int x, int y, int z, int w) { this.x = x; this.y = y; this.z = z; this.w = w; } //#ifdef __HAS_NIO__ /** * Create a new {@link Vector4i} and read this vector from 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 * read, use {@link #Vector4i(int, ByteBuffer)}, taking the absolute * position as parameter. * * @see #Vector4i(int, ByteBuffer) * * @param buffer * values will be read in <tt>x, y, z, w</tt> order */ public Vector4i(ByteBuffer buffer) { this(buffer.position(), buffer); } /** * Create a new {@link Vector4i} and read this vector from 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 * values will be read in <tt>x, y, z, w</tt> order */ public Vector4i(int index, ByteBuffer buffer) { MemUtil.INSTANCE.get(this, index, buffer); } /** * Create a new {@link Vector4i} and read this vector from 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 * read, use {@link #Vector4i(int, IntBuffer)}, taking the absolute position * as parameter. * * @see #Vector4i(int, IntBuffer) * * @param buffer * values will be read in <tt>x, y, z, w</tt> order */ public Vector4i(IntBuffer buffer) { this(buffer.position(), buffer); } /** * Create a new {@link Vector4i} and read this vector from 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 * values will be read in <tt>x, y, z, w</tt> order */ public Vector4i(int index, IntBuffer buffer) { MemUtil.INSTANCE.get(this, index, buffer); } //#endif /* (non-Javadoc) * @see org.joml.Vector4ic#x() */ public int x() { return this.x; } /* (non-Javadoc) * @see org.joml.Vector4ic#y() */ public int y() { return this.y; } /* (non-Javadoc) * @see org.joml.Vector4ic#z() */ public int z() { return this.z; } /* (non-Javadoc) * @see org.joml.Vector4ic#w() */ public int w() { return this.w; } /** * Set this {@link Vector4i} to the values of the given <code>v</code>. * * @param v * the vector whose values will be copied into this * @return this */ public Vector4i set(Vector4ic v) { if (v instanceof Vector4i) { MemUtil.INSTANCE.copy((Vector4i) v, this); } else { this.x = v.x(); this.y = v.y(); this.z = v.z(); this.w = v.w(); } return this; } /** * Set the first three components of this to the components of * <code>v</code> and the last component to <code>w</code>. * * @param v * the {@link Vector3ic} to copy * @param w * the w component * @return this */ public Vector4i set(Vector3ic v, int w) { this.x = v.x(); this.y = v.y(); this.z = v.z(); this.w = w; return this; } /** * Sets the first two components of this to the components of given * <code>v</code> and last two components to the given <code>z</code>, and * <code>w</code>. * * @param v * the {@link Vector2ic} * @param z * the z component * @param w * the w component * @return this */ public Vector4i set(Vector2ic v, int z, int w) { this.x = v.x(); this.y = v.y(); this.z = z; this.w = w; return this; } /** * Set the x, y, z, and w components to the supplied value. * * @param s * the value of all four components * @return this */ public Vector4i set(int s) { MemUtil.INSTANCE.broadcast(s, this); return this; } /** * Set the x, y, z, and w components to the supplied values. * * @param x * the x component * @param y * the y component * @param z * the z component * @param w * the w component * @return this */ public Vector4i set(int x, int y, int z, int w) { this.x = x; this.y = y; this.z = z; this.w = w; return this; } //#ifdef __HAS_NIO__ /** * Read this vector from 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 * read, use {@link #set(int, ByteBuffer)}, taking the absolute position as * parameter. * * @see #set(int, ByteBuffer) * * @param buffer * values will be read in <tt>x, y, z, w</tt> order * @return this */ public Vector4i set(ByteBuffer buffer) { return set(buffer.position(), buffer); } /** * Read this vector from 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 * values will be read in <tt>x, y, z, w</tt> order * @return this */ public Vector4i set(int index, ByteBuffer buffer) { MemUtil.INSTANCE.get(this, index, buffer); return this; } /** * Read this vector from 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 * read, use {@link #set(int, IntBuffer)}, taking the absolute position as * parameter. * * @see #set(int, IntBuffer) * * @param buffer * values will be read in <tt>x, y, z, w</tt> order * @return this */ public Vector4i set(IntBuffer buffer) { return set(buffer.position(), buffer); } /** * Read this vector from 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 * values will be read in <tt>x, y, z, w</tt> order * @return this */ public Vector4i set(int index, IntBuffer buffer) { MemUtil.INSTANCE.get(this, index, buffer); return this; } //#endif /** * Set the value of the specified component of this vector. * * @param component * the component whose value to set, within <tt>[0..3]</tt> * @param value * the value to set * @return this * @throws IllegalArgumentException if <code>component</code> is not within <tt>[0..3]</tt> */ public Vector4i setComponent(int component, int value) throws IllegalArgumentException { switch (component) { case 0: x = value; break; case 1: y = value; break; case 2: z = value; break; case 3: w = value; break; default: throw new IllegalArgumentException(); } return this; } //#ifdef __HAS_NIO__ /* (non-Javadoc) * @see org.joml.Vector4ic#get(java.nio.IntBuffer) */ public IntBuffer get(IntBuffer buffer) { return get(buffer.position(), buffer); } /* (non-Javadoc) * @see org.joml.Vector4ic#get(int, java.nio.IntBuffer) */ public IntBuffer get(int index, IntBuffer buffer) { MemUtil.INSTANCE.put(this, index, buffer); return buffer; } /* (non-Javadoc) * @see org.joml.Vector4ic#get(java.nio.ByteBuffer) */ public ByteBuffer get(ByteBuffer buffer) { return get(buffer.position(), buffer); } /* (non-Javadoc) * @see org.joml.Vector4ic#get(int, java.nio.ByteBuffer) */ public ByteBuffer get(int index, ByteBuffer buffer) { MemUtil.INSTANCE.put(this, index, buffer); return buffer; } //#endif /** * Subtract the supplied vector from this one. * * @param v * the vector to subtract * @return this */ public Vector4i sub(Vector4ic v) { x -= v.x(); y -= v.y(); z -= v.z(); w -= v.w(); return this; } /** * Subtract <tt>(x, y, z, w)</tt> from this. * * @param x * the x component to subtract * @param y * the y component to subtract * @param z * the z component to subtract * @param w * the w component to subtract * @return this */ public Vector4i sub(int x, int y, int z, int w) { this.x -= x; this.y -= y; this.z -= z; this.w -= w; return this; } /* (non-Javadoc) * @see org.joml.Vector4ic#sub(org.joml.Vector4ic, org.joml.Vector4i) */ public Vector4i sub(Vector4ic v, Vector4i dest) { dest.x = x - v.x(); dest.y = y - v.y(); dest.z = z - v.z(); dest.w = w - v.w(); return dest; } /* (non-Javadoc) * @see org.joml.Vector4ic#sub(int, int, int, int, org.joml.Vector4i) */ public Vector4i sub(int x, int y, int z, int w, Vector4i dest) { dest.x = this.x - x; dest.y = this.y - y; dest.z = this.z - z; dest.w = this.w - w; return dest; } /** * Add the supplied vector to this one. * * @param v * the vector to add * @return this */ public Vector4i add(Vector4ic v) { x += v.x(); y += v.y(); z += v.z(); w += v.w(); return this; } /* (non-Javadoc) * @see org.joml.Vector4ic#add(org.joml.Vector4ic, org.joml.Vector4i) */ public Vector4i add(Vector4ic v, Vector4i dest) { dest.x = x + v.x(); dest.y = y + v.y(); dest.z = z + v.z(); dest.w = w + v.w(); return dest; } /** * Increment the components of this vector by the given values. * * @param x * the x component to add * @param y * the y component to add * @param z * the z component to add * @param w * the w component to add * @return this */ public Vector4i add(int x, int y, int z, int w) { this.x += x; this.y += y; this.z += z; this.w += w; return this; } /* (non-Javadoc) * @see org.joml.Vector4ic#add(int, int, int, int, org.joml.Vector4i) */ public Vector4i add(int x, int y, int z, int w, Vector4i dest) { dest.x = this.x + x; dest.y = this.y + y; dest.z = this.z + z; dest.w = this.w + w; return dest; } /** * Multiply this Vector4i component-wise by another Vector4i. * * @param v * the other vector * @return this */ public Vector4i mul(Vector4ic v) { x *= v.x(); y *= v.y(); z *= v.z(); w *= v.w(); return this; } /* (non-Javadoc) * @see org.joml.Vector4ic#mul(org.joml.Vector4ic, org.joml.Vector4i) */ public Vector4i mul(Vector4ic v, Vector4i dest) { dest.x = x * v.x(); dest.y = y * v.y(); dest.z = z * v.z(); dest.w = w * v.w(); return dest; } /** * Divide this Vector4i component-wise by another Vector4i. * * @param v * the vector to divide by * @return this */ public Vector4i div(Vector4ic v) { x /= v.x(); y /= v.y(); z /= v.z(); w /= v.w(); return this; } /* (non-Javadoc) * @see org.joml.Vector4ic#div(org.joml.Vector4ic, org.joml.Vector4i) */ public Vector4i div(Vector4ic v, Vector4i dest) { dest.x = x / v.x(); dest.y = y / v.y(); dest.z = z / v.z(); dest.w = w / v.w(); return dest; } /** * Multiply all components of this {@link Vector4i} by the given scalar * value. * * @param scalar * the scalar to multiply by * @return this */ public Vector4i mul(float scalar) { x *= scalar; y *= scalar; z *= scalar; w *= scalar; return this; } /* (non-Javadoc) * @see org.joml.Vector4ic#mul(float, org.joml.Vector4i) */ public Vector4i mul(float scalar, Vector4i dest) { dest.x = (int) (x * scalar); dest.y = (int) (y * scalar); dest.z = (int) (z * scalar); dest.w = (int) (w * scalar); return dest; } /** * Divide all components of this {@link Vector4i} by the given scalar value. * * @param scalar * the scalar to divide by * @return this */ public Vector4i div(int scalar) { x /= scalar; y /= scalar; z /= scalar; w /= scalar; return this; } /* (non-Javadoc) * @see org.joml.Vector4ic#div(float, org.joml.Vector4i) */ public Vector4i div(float scalar, Vector4i dest) { dest.x = (int) (x / scalar); dest.y = (int) (y / scalar); dest.z = (int) (z / scalar); dest.w = (int) (w / scalar); return dest; } /* (non-Javadoc) * @see org.joml.Vector4ic#lengthSquared() */ public long lengthSquared() { return x * x + y * y + z * z + w * w; } /* (non-Javadoc) * @see org.joml.Vector4ic#length() */ public double length() { return Math.sqrt(lengthSquared()); } /* (non-Javadoc) * @see org.joml.Vector4ic#distance(org.joml.Vector4i) */ public double distance(Vector4ic v) { return Math.sqrt(distanceSquared(v)); } /* (non-Javadoc) * @see org.joml.Vector4ic#distance(int, int, int, int) */ public double distance(int x, int y, int z, int w) { return Math.sqrt(distanceSquared(x, y, z, w)); } /* (non-Javadoc) * @see org.joml.Vector4ic#distanceSquared(org.joml.Vector4ic) */ public int distanceSquared(Vector4ic v) { int dx = this.x - v.x(); int dy = this.y - v.y(); int dz = this.z - v.z(); int dw = this.w - v.w(); return dx * dx + dy * dy + dz * dz + dw * dw; } /* (non-Javadoc) * @see org.joml.Vector4ic#distanceSquared(int, int, int, int) */ public int distanceSquared(int x, int y, int z, int w) { int dx = this.x - x; int dy = this.y - y; int dz = this.z - z; int dw = this.w - w; return dx * dx + dy * dy + dz * dz + dw * dw; } /* (non-Javadoc) * @see org.joml.Vector4ic#dot(org.joml.Vector4ic) */ public int dot(Vector4ic v) { return x * v.x() + y * v.y() + z * v.z() + w * v.w(); } /** * Set all components to zero. * * @return this */ public Vector4i zero() { MemUtil.INSTANCE.zero(this); return this; } /** * Negate this vector. * * @return this */ public Vector4i negate() { x = -x; y = -y; z = -z; w = -w; return this; } /* (non-Javadoc) * @see org.joml.Vector4ic#negate(org.joml.Vector4i) */ public Vector4i negate(Vector4i dest) { dest.x = -x; dest.y = -y; dest.z = -z; dest.w = -w; return dest; } /** * Return a string representation of this vector. * <p> * This method creates a new {@link DecimalFormat} on every invocation with the format string "<tt>0.000E0;-</tt>". * * @return the string representation */ public String toString() { return Runtime.formatNumbers(toString(Options.NUMBER_FORMAT)); } /** * Return a string representation of this quaternion by formatting the vector components with the given {@link NumberFormat}. * * @param formatter * the {@link NumberFormat} used to format the vector components with * @return the string representation */ public String toString(NumberFormat formatter) { return "(" + formatter.format(x) + " " + formatter.format(y) + " " + formatter.format(z) + " " + formatter.format(w) + ")"; } public void writeExternal(ObjectOutput out) throws IOException { out.writeInt(x); out.writeInt(y); out.writeInt(z); out.writeInt(w); } public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException { x = in.readInt(); y = in.readInt(); z = in.readInt(); w = in.readInt(); } /** * Set the components of this vector to be the component-wise minimum of * this and the other vector. * * @param v * the other vector * @return this */ public Vector4i min(Vector4ic v) { this.x = Math.min(x, v.x()); this.y = Math.min(y, v.y()); this.z = Math.min(z, v.z()); this.w = Math.min(w, v.w()); return this; } /** * Set the components of this vector to be the component-wise maximum of * this and the other vector. * * @param v * the other vector * @return this */ public Vector4i max(Vector4ic v) { this.x = Math.max(x, v.x()); this.y = Math.max(y, v.y()); this.z = Math.max(z, v.z()); this.w = Math.min(w, v.w()); return this; } public int hashCode() { final int prime = 31; int result = 1; result = prime * result + x; result = prime * result + y; result = prime * result + z; result = prime * result + w; return result; } public boolean equals(Object obj) { if (this == obj) { return true; } if (obj == null) { return false; } if (getClass() != obj.getClass()) { return false; } Vector4i other = (Vector4i) obj; if (x != other.x) { return false; } if (y != other.y) { return false; } if (z != other.z) { return false; } if (w != other.w) { return false; } return true; } /** * Create a new immutable view of this {@link Vector4i}. * <p> * The observable state of the returned object is the same as that of <code>this</code>, but casting * the returned object to Vector4i will not be possible. * <p> * This method allocates a new instance of a class implementing Vector4ic on every call. * * @return the immutable instance */ public Vector4ic toImmutable() { if (!Options.DEBUG) return this; return new Proxy(this); } }