diff options
| -rw-r--r-- | src/common/CollisionDetector.java | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/common/CollisionDetector.java b/src/common/CollisionDetector.java index a4c7b53..f193a29 100644 --- a/src/common/CollisionDetector.java +++ b/src/common/CollisionDetector.java @@ -18,6 +18,7 @@ import javax.media.j3d.TriangleFanArray; import javax.media.j3d.TriangleStripArray;
import javax.vecmath.Matrix3f;
import javax.vecmath.Point3f;
+import javax.vecmath.SingularMatrixException;
import javax.vecmath.Tuple3f;
import javax.vecmath.Vector3f;
@@ -387,7 +388,11 @@ public class CollisionDetector { Matrix3f tmp = new Matrix3f(a.previousPosition.x - a.position.x, triangle.b.x - triangle.a.x, triangle.c.x - triangle.a.x,
a.previousPosition.y - a.position.y, triangle.b.y - triangle.a.y, triangle.c.y - triangle.a.y,
a.previousPosition.z - a.position.z, triangle.b.z - triangle.a.z, triangle.c.z - triangle.a.z);
- tmp.invert();
+ try {
+ tmp.invert();
+ } catch (SingularMatrixException e) {
+ return EMPTY_COLLISION_LIST;
+ }
Vector3f intercept = new Vector3f();
intercept.scaleAdd(-1, triangle.a, a.previousPosition);
tmp.transform(intercept);
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