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Diffstat (limited to 'src/tesseract/forces/CircularXY.java')
-rw-r--r--src/tesseract/forces/CircularXY.java27
1 files changed, 27 insertions, 0 deletions
diff --git a/src/tesseract/forces/CircularXY.java b/src/tesseract/forces/CircularXY.java
new file mode 100644
index 0000000..cef632d
--- /dev/null
+++ b/src/tesseract/forces/CircularXY.java
@@ -0,0 +1,27 @@
+package tesseract.forces;
+
+import javax.vecmath.Vector3f;
+
+import tesseract.objects.PhysicalObject;
+
+@SuppressWarnings("restriction")
+public class CircularXY extends Force {
+ private float strength;
+
+ public CircularXY(float strength) {
+ this.strength = strength;
+ }
+
+ public Vector3f calculateForce(final PhysicalObject obj) {
+ Vector3f force = new Vector3f(-obj.getPosition().y, 0, obj.getPosition().x);
+ if (force.length() > 0) {
+ force.normalize();
+ force.scale(strength);
+ }
+ return force;
+ }
+
+ public String toString() {
+ return "Tangential force in the XY plane";
+ }
+}