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fix errors in how vector projection is calculated

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sgold@sonic.net 2017-01-14 01:15:31 -08:00
parent 6493337477
commit d4cd3f916d
2 changed files with 1084 additions and 1084 deletions
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6
jme3-core/src/main/java/com/jme3/math/Vector3f.java
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@ -1,5 +1,5 @@
/* /*
* Copyright (c) 2009-2012 jMonkeyEngine * Copyright (c) 2009-2017 jMonkeyEngine
* All rights reserved. * All rights reserved.
* *
* Redistribution and use in source and binary forms, with or without * Redistribution and use in source and binary forms, with or without
@ -392,7 +392,7 @@ public final class Vector3f implements Savable, Cloneable, java.io.Serializable
public Vector3f project(Vector3f other){ public Vector3f project(Vector3f other){
float n = this.dot(other); // A . B float n = this.dot(other); // A . B
float d = other.lengthSquared(); // |B|^2 float d = other.lengthSquared(); // |B|^2
return new Vector3f(other).normalizeLocal().multLocal(n/d); return new Vector3f(other).multLocal(n/d);
} }
/** /**
@ -405,7 +405,7 @@ public final class Vector3f implements Savable, Cloneable, java.io.Serializable
public Vector3f projectLocal(Vector3f other){ public Vector3f projectLocal(Vector3f other){
float n = this.dot(other); // A . B float n = this.dot(other); // A . B
float d = other.lengthSquared(); // |B|^2 float d = other.lengthSquared(); // |B|^2
return set(other).normalizeLocal().multLocal(n/d); return set(other).multLocal(n/d);
} }
/** /**

4
jme3-core/src/main/java/com/jme3/math/Vector4f.java
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@ -1,5 +1,5 @@
/* /*
* Copyright (c) 2009-2012 jMonkeyEngine * Copyright (c) 2009-2017 jMonkeyEngine
* All rights reserved. * All rights reserved.
* *
* Redistribution and use in source and binary forms, with or without * Redistribution and use in source and binary forms, with or without
@ -317,7 +317,7 @@ public final class Vector4f implements Savable, Cloneable, java.io.Serializable
public Vector4f project(Vector4f other){ public Vector4f project(Vector4f other){
float n = this.dot(other); // A . B float n = this.dot(other); // A . B
float d = other.lengthSquared(); // |B|^2 float d = other.lengthSquared(); // |B|^2
return new Vector4f(other).normalizeLocal().multLocal(n/d); return new Vector4f(other).multLocal(n/d);
} }
/** /**