From 36d1bb8999ecfe305319c0f2b4313a169a368c13 Mon Sep 17 00:00:00 2001
From: neoraider <devnull@localhost>
Date: Sun, 13 Apr 2008 22:10:04 +0000
Subject: zoomedit: * Changed CPPFLAGS and LIBS handling * Added cross and dot
 product to Vector class * Added View classes

---
 src/View/TopView.cpp | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 src/View/TopView.cpp

(limited to 'src/View/TopView.cpp')

diff --git a/src/View/TopView.cpp b/src/View/TopView.cpp
new file mode 100644
index 0000000..43f0bc1
--- /dev/null
+++ b/src/View/TopView.cpp
@@ -0,0 +1,56 @@
+/*
+ * TopView.cpp
+ * 
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ * 
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "TopView.h"
+#include "../Data/Level.h"
+#include "../Data/Room.h"
+#include "../Data/Triangle.h"
+#include <cmath>
+
+namespace ZoomEdit {
+namespace View {
+
+void TopView::renderRoom(Data::Room *room) {
+  const std::list<Data::Triangle*> &triangles = room->getTriangles();
+  std::list<Data::Triangle*> floor;
+  
+  for(std::list<Data::Triangle*>::const_iterator t = triangles.begin(); t != triangles.end(); ++t) {
+    Data::Vector v1 = (*t)->getVertex(1) - (*t)->getVertex(0);
+    Data::Vector v2 = (*t)->getVertex(2) - (*t)->getVertex(0);
+    
+    Data::Vector n = (v1 % v2);
+    n.normalize();
+    
+    if(n*Data::Vector(0, 1, 0) > std::cos(45))
+      floor.push_back(*t);
+  }
+}
+
+void TopView::render() {
+  if(!level)
+    return;
+  
+  const std::list<Data::Room*> &rooms = level->getRooms();
+  
+  for(std::list<Data::Room*>::const_iterator room = rooms.begin(); room != rooms.end(); ++room)
+    renderRoom(*room);
+}
+
+}
+}
-- 
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