- Rough First Pass implementation for format.h

- Started 2D Transform Component and relevant math extensions
 - Switched sequence to use pointers instead of arrays

gdb/fennec/containers.py

@@ -524,6 +524,65 @@ class BinTreePrinter:
         return self.Iterator(self.tree, self.root, self.capacity)
 
 
+# SEQUENCE =============================================================================================================
+
+class SequencePrinter:
+    """Print a fennec::sequence"""
+
+    class Iterator:
+        def __init__(self, node):
+            self.visit = deque()
+
+            if node is not None:
+                self.visit.append((node, 0, 0))
+
+        def __iter__(self):
+            return self
+
+        def __next__(self):
+            if len(self.visit) == 0:
+                raise StopIteration
+
+            node   = self.visit[0][0]
+            i      = self.visit[0][1]
+            depth  = self.visit[0][2]
+            self.visit.popleft()
+
+            value = node['key']
+            left  = node['child'][0]
+            right = node['child'][1]
+            print("it: ", node, " ", left, " ", right);
+
+            if right != 0:
+                self.visit.appendleft((right, 1, depth + 1))
+            if left != 0:
+                self.visit.appendleft((left,  0, depth + 1))
+
+            index = '⠀' * depth * 2 # Uses Braille Space, otherwise it would get eaten as whitespace by parsers
+            if i == 0:
+                index += '├'
+            else:
+                index += '└'
+
+            index += '─'
+            index += '[{}]'.format(node)
+            return index, value
+
+
+    def __init__(self, val):
+        self.size = val['_size']
+        self.root = val['_root']
+
+    def to_string(self):
+        if self.size == 0:
+            return "{ empty }"
+        return "{ size = " + str(self.size) + " }"
+
+    def children(self):
+        print("root: ", self.root)
+        return self.Iterator(self.root)
+
+
 # Graph ================================================================================================================
 
 class GraphPrinter:
@@ -611,7 +670,7 @@ def register_printers():
     pp.add_printer('fennec::set',            '^fennec::set<.*>$',            SetPrinter)
     pp.add_printer('fennec::rdtree',         '^fennec::rdtree<.*>$',         RDTreePrinter)
     pp.add_printer('fennec::bintree',        '^fennec::bintree<.*>$',        BinTreePrinter)
-    pp.add_printer('fennec::sequence',       '^fennec::sequence<.*>$',       BinTreePrinter)
+    pp.add_printer('fennec::sequence',       '^fennec::sequence<.*>$',       SequencePrinter)
     pp.add_printer('fennec::priority_queue', '^fennec::priority_queue<.*>$', PriorityQueuePrinter)
     pp.add_printer('fennec::tuple',          '^fennec::tuple<.*>$',          TuplePrinter)
     return pp