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authorPacien TRAN-GIRARD2015-11-23 11:43:34 +0100
committerPacien TRAN-GIRARD2015-11-23 11:43:34 +0100
commite9388a4f4c47d1df503ed538e62c09e010c6aa2d (patch)
treeacf632ad6273aa4c5efddb1b18adff170aea0b82 /src
parent00dcbed592b743e5fa31a0a3870ac590365436b0 (diff)
downloadmaze-solver-e9388a4f4c47d1df503ed538e62c09e010c6aa2d.tar.gz
Add zero vector constructor
Diffstat (limited to 'src')
-rw-r--r--src/ch/epfl/maze/util/Vector2D.java9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/ch/epfl/maze/util/Vector2D.java b/src/ch/epfl/maze/util/Vector2D.java
index 66b0216..407851c 100644
--- a/src/ch/epfl/maze/util/Vector2D.java
+++ b/src/ch/epfl/maze/util/Vector2D.java
@@ -9,6 +9,8 @@ public final class Vector2D {
9 /* shift constant to compute the hash */ 9 /* shift constant to compute the hash */
10 private static final int SHIFT = 1000; 10 private static final int SHIFT = 1000;
11 11
12 private static final int ZERO = 0;
13
12 /* 2-dimension coordinates */ 14 /* 2-dimension coordinates */
13 private final int mX, mY; 15 private final int mX, mY;
14 16
@@ -25,6 +27,13 @@ public final class Vector2D {
25 } 27 }
26 28
27 /** 29 /**
30 * Constructs a 2-dimensional zero vector.
31 */
32 public Vector2D() {
33 this(Vector2D.ZERO, Vector2D.ZERO);
34 }
35
36 /**
28 * Adds two coordinates to the vector. 37 * Adds two coordinates to the vector.
29 * 38 *
30 * @param x Horizontal coordinate to add 39 * @param x Horizontal coordinate to add