updated .todo, added scenes/die.fart which illustrates boolean object problem where continuation rays starting in the middle of a boolean object do not realize that fact

git-svn-id: svn://anubis/fart/trunk@213 7f9b0f55-74a9-4bce-be96-3c2cd072584d

scenes/die.fart

@@ -0,0 +1,138 @@
+
+scene
+{
+    camera
+    {
+        position <1.5, -2.5, 1.5>
+        look_at <0, 0, 0>
+    }
+
+    light
+    {
+        position <10, 4, 10>
+    }
+
+    plane
+    {
+        position <0, 0, 1>, 0.501
+    }
+
+    union
+    {
+        union {
+            union {
+                box { size <1, 0.8, 0.8> }
+                union {
+                    box { size <0.8, 1, 0.8> }
+                    box { size <0.8, 0.8, 1> }
+                }
+            }
+            union {
+                union {
+                    union {
+                        cyl {
+                            size <0.1, 0.1, 0.8>
+                            translate <0.4, 0.4, -0.4>
+                        }
+                        cyl {
+                            size <0.1, 0.1, 0.8>
+                            translate <0.4, -0.4, -0.4>
+                        }
+                    }
+                    union {
+                        cyl {
+                            size <0.1, 0.1, 0.8>
+                            translate <-0.4, 0.4, -0.4>
+                        }
+                        cyl {
+                            size <0.1, 0.1, 0.8>
+                            translate <-0.4, -0.4, -0.4>
+                        }
+                    }
+                }
+                union {
+                    union {
+                        union {
+                            cyl {
+                                size <0.1, 0.1, 0.8>
+                                translate <0.4, -0.4, 0.4>
+                                rotate -90, <1, 0, 0>
+                            }
+                            cyl {
+                                size <0.1, 0.1, 0.8>
+                                translate <0.4, -0.4, -0.4>
+                                rotate -90, <1, 0, 0>
+                            }
+                        }
+                        union {
+                            cyl {
+                                size <0.1, 0.1, 0.8>
+                                translate <-0.4, -0.4, 0.4>
+                                rotate -90, <1, 0, 0>
+                            }
+                            cyl {
+                                size <0.1, 0.1, 0.8>
+                                translate <-0.4, -0.4, -0.4>
+                                rotate -90, <1, 0, 0>
+                            }
+                        }
+                    }
+                    union {
+                        union {
+                            cyl {
+                                size <0.1, 0.1, 0.8>
+                                translate <0.4, -0.4, 0.4>
+                                rotate -90, <0, 1, 0>
+                            }
+                            cyl {
+                                size <0.1, 0.1, 0.8>
+                                translate <0.4, -0.4, -0.4>
+                                rotate -90, <0, 1, 0>
+                            }
+                        }
+                        union {
+                            cyl {
+                                size <0.1, 0.1, 0.8>
+                                translate <0.4, 0.4, 0.4>
+                                rotate -90, <0, 1, 0>
+                            }
+                            cyl {
+                                size <0.1, 0.1, 0.8>
+                                translate <0.4, 0.4, -0.4>
+                                rotate -90, <0, 1, 0>
+                            }
+                        }
+                    }
+                }
+            }
+        }
+        union {
+            union {
+                union {
+                    sphere { radius 0.1 translate <0.4, 0.4, 0.4> }
+                    sphere { radius 0.1 translate <0.4, 0.4, -0.4> }
+                }
+                union {
+                    sphere { radius 0.1 translate <0.4, -0.4, 0.4> }
+                    sphere { radius 0.1 translate <0.4, -0.4, -0.4> }
+                }
+            }
+            union {
+                union {
+                    sphere { radius 0.1 translate <-0.4, 0.4, 0.4> }
+                    sphere { radius 0.1 translate <-0.4, 0.4, -0.4> }
+                }
+                union {
+                    sphere { radius 0.1 translate <-0.4, -0.4, 0.4> }
+                    sphere { radius 0.1 translate <-0.4, -0.4, -0.4> }
+                }
+            }
+        }
+
+        material
+        {
+            color <1, 0.2, 1>
+            transparency 0.5
+        }
+    }
+}