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-rw-r--r--src/tesseract/forces/LinearOrigin.java25
1 files changed, 25 insertions, 0 deletions
diff --git a/src/tesseract/forces/LinearOrigin.java b/src/tesseract/forces/LinearOrigin.java
new file mode 100644
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+++ b/src/tesseract/forces/LinearOrigin.java
@@ -0,0 +1,25 @@
+package tesseract.forces;
+
+import javax.vecmath.Vector3f;
+
+import tesseract.objects.PhysicalObject;
+
+@SuppressWarnings("restriction")
+public class LinearOrigin extends Force {
+ private float scale;
+
+ public LinearOrigin(float scale) {
+ this.scale = scale;
+ }
+
+ public Vector3f calculateForce(PhysicalObject obj) {
+ Vector3f position = obj.getPosition();
+ Vector3f force = new Vector3f(-position.x, -position.y, -position.z);
+ force.scale(scale);
+ return force;
+ }
+
+ public String toString() {
+ return "Linear proportional force towards the origin";
+ }
+}