Jeddic#6 Allow direct passing of floats and add to size influencer ja…

…vadoc

src/main/java/com/epaga/particles/influencers/SizeInfluencer.java

@@ -44,6 +44,13 @@
  * Size Module
  * The size module controls the particle size over time
  *
+ * To create a size inflencer that linearly changes the particle size from 0.3 to 0.1 over its lifetime create like:
+ * <pre>{@code
+ *         ValueType sizeOverTime = new ValueType(Curve.builder().anchorPoint(0f, 0.03f).anchorPoint(1f, 0.01f).end());
+ *         SizeInfluencer sizeInfluencer = new SizeInfluencer();
+ *         sizeInfluencer.setSizeOverTime(sizeOverTime);
+ * }</pre>
+ *
  * @author t0neg0d
  * @author Jeddic
  */

src/main/java/com/epaga/particles/valuetypes/curvebuilder/CurveBuilderAtAnchor.java

@@ -26,6 +26,16 @@ public CurveBuilderAtControlPoint1 controlPoint1( Vector2f nextControlPoint ){
     return new CurveBuilderAtControlPoint1(curveBeingBuilt, controlPointIn, currentAnchor, nextControlPoint);
   }
 
+  /**
+   * Produces a straight line between 2 anchor points
+   * @param x the x of the next anchor point
+   * @param y the y of the next anchor point
+   * @return a CurveBuilderAtAnchor a part of the curve builder system
+   */
+  public CurveBuilderAtAnchor anchorPoint(float x, float y){
+    return anchorPoint(new Vector2f(x,y));
+  }
+
   /**
    * Produces a straight line between 2 anchor points
    * @param nextAnchor the next anchor point
@@ -35,7 +45,7 @@ public CurveBuilderAtAnchor anchorPoint(Vector2f nextAnchor ){
     //simulate a straight line using a Bézier curve
     Vector2f midOne = currentAnchor.mult(2f/3).add(nextAnchor.mult(1f/3));
     Vector2f midTwo = currentAnchor.mult(1f/3).add(nextAnchor.mult(2f/3));
-    return controlPoint1(midOne).controlPoint2(midTwo).nextAnchor(nextAnchor);
+    return controlPoint1(midOne).controlPoint2(midTwo).anchorPoint(nextAnchor);
   }
 
   public Curve end(){

src/main/java/com/epaga/particles/valuetypes/curvebuilder/CurveBuilderStart.java

@@ -8,6 +8,10 @@ public class CurveBuilderStart{
 
   Curve curveBeingBuilt = new Curve();
 
+  public CurveBuilderAtAnchor anchorPoint(float x, float y){
+    return anchorPoint(new Vector2f(x,y));
+  }
+
   /**
    * Adds the first anchor point, where the line will start
    * @return CurveBuilderAtAnchor a part of the curve builder system