[Patchanim-commit] SF.net SVN: patchanim:[262] trunk/patchanim/src/com/mebigfatguy/patchanim

[<dbr...@us...>]

Revision: 262
          http://patchanim.svn.sourceforge.net/patchanim/?rev=262&view=rev
Author:   dbrosius
Date:     2008-12-26 01:52:53 +0000 (Fri, 26 Dec 2008)

Log Message:
-----------
put in tween algos

Modified Paths:
--------------
    trunk/patchanim/src/com/mebigfatguy/patchanim/TweenStyle.java
    trunk/patchanim/src/com/mebigfatguy/patchanim/surface/PatchGenerator.java

Modified: trunk/patchanim/src/com/mebigfatguy/patchanim/TweenStyle.java
===================================================================
--- trunk/patchanim/src/com/mebigfatguy/patchanim/TweenStyle.java	2008-12-26 00:14:24 UTC (rev 261)
+++ trunk/patchanim/src/com/mebigfatguy/patchanim/TweenStyle.java	2008-12-26 01:52:53 UTC (rev 262)
@@ -22,6 +22,7 @@
 import java.util.ResourceBundle;
 
 import com.mebigfatguy.patchanim.main.PatchAnimBundle;
+import com.mebigfatguy.patchanim.surface.PatchGenerator;
 
 /**
  * denotes the algorithm to use to tween two patches
@@ -45,13 +46,20 @@
 	private static final String TWEEN = "tweenstyle.";
 
 	private Point[] points;
+	private double[] coeffs;
 	
 	private TweenStyle(Point... pts) {
 		points = pts;
+		coeffs = new double[4];
 	}
 	
 	public double transform(double frac) {
-		return frac;
+		PatchGenerator.buildCoefficients(frac, coeffs);
+		double out = 0.0;
+		for (int i = 0; i < 4; i++) {
+			out += coeffs[i] * (points[i].y / 100.0);
+		}
+		return out;
 	}
 	
 	/**

Modified: trunk/patchanim/src/com/mebigfatguy/patchanim/surface/PatchGenerator.java
===================================================================
--- trunk/patchanim/src/com/mebigfatguy/patchanim/surface/PatchGenerator.java	2008-12-26 00:14:24 UTC (rev 261)
+++ trunk/patchanim/src/com/mebigfatguy/patchanim/surface/PatchGenerator.java	2008-12-26 01:52:53 UTC (rev 262)
@@ -199,7 +199,7 @@
 		return image;
 	}
 	
-	private static void buildCoefficients(double t, double[] coeffs) {
+	public static void buildCoefficients(double t, double[] coeffs) {
 		double tt = 1.0;
 		for (int i = 0; i < coeffs.length; i++) {
 			coeffs[i] = tt;


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