Initial commit

1 files changed, 65 insertions, 0 deletions

diff --git a/NET/worlds/scape/PlaneBumpCalc.java b/NET/worlds/scape/PlaneBumpCalc.java
new file mode 100644
index 0000000..83fed14
--- /dev/null
+++ b/NET/worlds/scape/PlaneBumpCalc.java
@@ -0,0 +1,65 @@
+package NET.worlds.scape;
+
+import java.io.IOException;
+
+public class PlaneBumpCalc extends BumpCalc {
+   private static Object classCookie = new Object();
+
+   @Override
+   public void detectBump(BumpEventTemp b, WObject owner) {
+      WObject source = (WObject)b.source;
+      Point3Temp sourceStart = source.getWorldPosition();
+      Transform xfrm = owner.getObjectToWorldMatrix();
+      Point3Temp start = xfrm.getPosition();
+      Point3Temp right = owner.getPlaneExtent().times(xfrm);
+      Point3Temp d = Point3Temp.make(right).minus(start);
+      xfrm.recycle();
+      BoundBoxTemp sourceBox = source.getBoundBox();
+      Point2 corner;
+      if (d.x > 0.0F) {
+         if (d.y > 0.0F) {
+            corner = new Point2(sourceBox.lo.x, sourceBox.hi.y);
+         } else {
+            corner = new Point2(sourceBox.hi.x, sourceBox.hi.y);
+         }
+      } else if (d.y > 0.0F) {
+         corner = new Point2(sourceBox.lo.x, sourceBox.lo.y);
+      } else {
+         corner = new Point2(sourceBox.hi.x, sourceBox.lo.y);
+      }
+
+      Point2 dn = new Point2(-d.y, d.x).normalize();
+      corner.x = corner.x - sourceStart.x;
+      corner.y = corner.y - sourceStart.y;
+      float dist = corner.dot(dn);
+      Point3Temp extent = Point3Temp.make(dn.x * dist, dn.y * dist, 0.0F);
+      if (!b.hitRegion(owner, Point3Temp.make(start).minus(extent), d, extent)) {
+         Point3Temp ccwNormal = Point3Temp.make(extent.y, -extent.x, 0.0F);
+         d = Point3Temp.make(ccwNormal).minus(extent);
+         Point3Temp extentL = Point3Temp.make(-d.y, d.x, 0.0F).normalize().times(dist / 1.5F);
+         Point3Temp startL = Point3Temp.make(start).minus(ccwNormal);
+         if (!b.hitRegion(owner, startL, d, extentL)) {
+            if (!b.hitRegion(owner, Point3Temp.make(right).minus(extent), Point3Temp.make(-d.y, d.x, 0.0F), Point3Temp.make(-extentL.y, extentL.x, 0.0F))) {
+               ;
+            }
+         }
+      }
+   }
+
+   @Override
+   public void saveState(Saver s) throws IOException {
+      s.saveVersion(0, classCookie);
+      super.saveState(s);
+   }
+
+   @Override
+   public void restoreState(Restorer r) throws IOException, TooNewException {
+      switch (r.restoreVersion(classCookie)) {
+         case 0:
+            super.restoreState(r);
+            return;
+         default:
+            throw new TooNewException();
+      }
+   }
+}