1 files changed, 61 insertions, 0 deletions
diff --git a/NET/worlds/scape/DiskShadow.java b/NET/worlds/scape/DiskShadow.java
new file mode 100644
index 0000000..603ad75
--- /dev/null
+++ b/NET/worlds/scape/DiskShadow.java
@@ -0,0 +1,61 @@
+package NET.worlds.scape;
+
+import java.awt.Color;
+
+public class DiskShadow extends Polygon implements NonPersister, Shadow {
+   private static int numSides = 8;
+   private static float[] diskVertices = new float[5 * numSides];
+
+   static {
+      float radius = 0.5F;
+      int end = 5 * numSides;
+      double angle = 0.0;
+      double angleInc = (float)((Math.PI * 2) / numSides);
+
+      for (int i = 0; i < end; angle += angleInc) {
+         float x = (float)Math.cos(angle);
+         float y = (float)Math.sin(angle);
+         diskVertices[i + 0] = radius * x;
+         diskVertices[i + 1] = radius * y;
+         diskVertices[i + 2] = 0.0F;
+         diskVertices[i + 3] = 0.5F + 0.5F * x;
+         diskVertices[i + 4] = 0.5F + 0.5F * y;
+         i += 5;
+      }
+   }
+
+   public DiskShadow(WObject caster) {
+      super(diskVertices, new Material(0.0F, 0.0F, 0.0F, Color.black, null, 0.5F, false, false));
+      this.setBumpable(false);
+      this.adjustShadow(caster);
+   }
+
+   @Override
+   public void adjustShadow(WObject caster) {
+      Room r = caster.getRoom();
+      if (caster.getVisible() && r != null) {
+         float defSize = 0.0F;
+         float size = caster.getMinXYExtent();
+         BoundBoxTemp box = caster.getBoundBox();
+         if (!(size <= 0.0F) && !(size > 10000.0F) && !(box.hi.z < 0.0F) && !(box.lo.z >= 250.0F)) {
+            float shadowFrac = 1.0F;
+            if (box.lo.z > 0.0F) {
+               shadowFrac = 1.0F - box.lo.z / 250.0F;
+            }
+
+            if (this.getOwner() == null && r != null) {
+               r.getEnvironment().add(this);
+            }
+
+            Point3Temp xyz = caster.getWorldPosition();
+            this.moveTo(xyz.x, xyz.y, r.floorHeight(xyz.x, xyz.y, xyz.z) + 0.5F);
+            this.yaw(this.getYaw() - caster.getYaw());
+            this.scale(size * shadowFrac / this.getScaleX());
+         } else {
+            this.detach();
+         }
+      } else {
+         this.detach();
+      }
+   }
+}