Added some more constructors to SpotLight and PointLight, also added javadoc to all lights constructors.

jme3-core/src/main/java/com/jme3/light/DirectionalLight.java

@@ -54,13 +54,25 @@ public class DirectionalLight extends Light {
 
     protected Vector3f direction = new Vector3f(0f, -1f, 0f);
 
+    /**
+     * Creates a DirectionalLight
+     */
     public DirectionalLight() {
     }
 
+    /**
+     * Creates a DirectionalLight with the given direction
+     * @param direction the light's direction
+     */
     public DirectionalLight(Vector3f direction) {
         setDirection(direction);
     }
 
+    /**
+     * Creates a DirectionalLight with the given direction and the given color
+     * @param direction the light's direction
+     * @param color the light's color
+     */
     public DirectionalLight(Vector3f direction, ColorRGBA color) {
         super(color);
         setDirection(direction);
@@ -90,7 +102,7 @@ public class DirectionalLight extends Light {
      * 
      * @param dir the direction of the light.
      */
-    public void setDirection(Vector3f dir){
+    public final void setDirection(Vector3f dir){
         direction.set(dir);
         if (!direction.isUnitVector()) {
             direction.normalizeLocal();

jme3-core/src/main/java/com/jme3/light/PointLight.java

@@ -32,7 +32,6 @@
 package com.jme3.light;
 
 import com.jme3.bounding.BoundingBox;
-import com.jme3.bounding.BoundingSphere;
 import com.jme3.bounding.BoundingVolume;
 import com.jme3.export.InputCapsule;
 import com.jme3.export.JmeExporter;
@@ -40,7 +39,6 @@ import com.jme3.export.JmeImporter;
 import com.jme3.export.OutputCapsule;
 import com.jme3.math.ColorRGBA;
 import com.jme3.math.FastMath;
-import com.jme3.math.Plane;
 import com.jme3.math.Vector3f;
 import com.jme3.renderer.Camera;
 import com.jme3.scene.Spatial;
@@ -63,17 +61,51 @@ public class PointLight extends Light {
     protected float radius = 0;
     protected float invRadius = 0;
 
+    /**
+     * Creates a PointLight
+     */
     public PointLight() {
     }
 
+    /**
+     * Creates a PointLight at the given position
+     * @param position the position in world space
+     */
     public PointLight(Vector3f position) {
         setPosition(position);
     }
 
+    /**
+     * Creates a PointLight at the given position and with the given color
+     * @param position the position in world space
+     * @param color the light color
+     */
     public PointLight(Vector3f position, ColorRGBA color) {
         super(color);
         setPosition(position);
     }
+    
+    /**
+     * Creates a PointLight at the given position, with the given color and the 
+     * given radius
+     * @param position the position in world space
+     * @param color the light color
+     * @param radius the light radius
+     */
+    public PointLight(Vector3f position, ColorRGBA color, float radius) {
+        this(position, color);
+        setRadius(radius);
+    }
+    
+    /**
+     * Creates a PointLight at the given position, with the given radius
+     * @param position the position in world space
+     * @param radius the light radius
+     */
+    public PointLight(Vector3f position, float radius) {
+        this(position);
+        setRadius(radius);
+    }
 
     @Override
     public void computeLastDistance(Spatial owner) {
@@ -101,7 +133,7 @@ public class PointLight extends Light {
      * 
      * @param position the world space position of the light.
      */
-    public void setPosition(Vector3f position) {
+    public final void setPosition(Vector3f position) {
         this.position.set(position);
     }
 
@@ -128,7 +160,7 @@ public class PointLight extends Light {
      * 
      * @throws IllegalArgumentException If radius is negative
      */
-    public void setRadius(float radius) {
+    public final void setRadius(float radius) {
         if (radius < 0) {
             throw new IllegalArgumentException("Light radius cannot be negative");
         }

jme3-core/src/main/java/com/jme3/light/SpotLight.java

@@ -70,23 +70,95 @@ public class SpotLight extends Light {
     protected float outerAngleCosSqr, outerAngleSinSqr;
     protected float outerAngleSinRcp, outerAngleSin, outerAngleCos;
     
+    /**
+     * Creates a SpotLight.
+     */
     public SpotLight() {
         super();
         computeAngleParameters();
     }
 
+    /**
+     * Creates a SpotLight at the given position and with the given direction.
+     * @param position the position in world space.
+     * @param direction the direction of the light.
+     */
     public SpotLight(Vector3f position, Vector3f direction) {
         this();
         setPosition(position);
         setDirection(direction);
     }
+    
+    /**
+     * Creates a SpotLight at the given position, with the given direction, and the
+     * given range.
+     * @param position the position in world space.
+     * @param direction the direction of the light.
+     * @param range the spot light range
+     */
+    public SpotLight(Vector3f position, Vector3f direction, float range) {
+        this();
+        setPosition(position);
+        setDirection(direction);
+        this.spotRange = range;
+    }
 
+    /**
+     * Creates a SpotLight at the given position, with the given direction and
+     * the given color.
+     * @param position the position in world space.
+     * @param direction the direction of the light.
+     * @param color the light's color.
+     */
     public SpotLight(Vector3f position, Vector3f direction, ColorRGBA color) {
         super(color);
         computeAngleParameters();
         setPosition(position);
         setDirection(direction);
     }
+    
+    
+    /**
+     * Creates a SpotLight at the given position, with the given direction,
+     * the given range and the given color.
+     * @param position the position in world space.
+     * @param direction the direction of the light.
+     * @param range the spot light range
+     * @param color the light's color.
+     */
+    public SpotLight(Vector3f position, Vector3f direction, float range, ColorRGBA color) {
+        super(color);
+        computeAngleParameters();
+        setPosition(position);
+        setDirection(direction);
+        this.spotRange = range;
+    }
+    
+    /**
+     * Creates a SpotLight at the given position, with the given direction,
+     * the given color and the given inner and outer angles 
+     * (controls the falloff of the light)
+     * 
+     * @param position the position in world space.
+     * @param direction the direction of the light.
+     * @param range the spot light range
+     * @param color the light's color.
+     * @param innerAngle the inner angle of the spot light.
+     * @param outerAngle the outer angle of the spot light.
+     * 
+     * @see SpotLight#setSpotInnerAngle(float) 
+     * @see SpotLight#setSpotOuterAngle(float) 
+     */
+    public SpotLight(Vector3f position, Vector3f direction, float range, ColorRGBA color, float innerAngle, float outerAngle) {
+        super(color);
+        this.spotInnerAngle = innerAngle;
+        this.spotOuterAngle = outerAngle;
+        computeAngleParameters();
+        setPosition(position);
+        setDirection(direction);
+        this.spotRange = range;
+    }  
+    
 
     private void computeAngleParameters() {
         float innerCos = FastMath.cos(spotInnerAngle);
@@ -203,7 +275,7 @@ public class SpotLight extends Light {
         return direction;
     }
 
-    public void setDirection(Vector3f direction) {
+    public final void setDirection(Vector3f direction) {
         this.direction.set(direction);
     }
 
@@ -211,7 +283,7 @@ public class SpotLight extends Light {
         return position;
     }
 
-    public void setPosition(Vector3f position) {
+    public final void setPosition(Vector3f position) {
         this.position.set(position);
     }