1 files changed, 61 insertions, 0 deletions
diff --git a/src/Math/Triangle2D.h b/src/Math/Triangle2D.h
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+++ b/src/Math/Triangle2D.h
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+/*
+ * Triangle2D.h
+ * 
+ * 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/>.
+ */
+
+#ifndef ZOOMEDIT_MATH_TRIANGLE2D_H_
+#define ZOOMEDIT_MATH_TRIANGLE2D_H_
+
+#include "Vertex2D.h"
+
+namespace ZoomEdit {
+namespace Math {
+
+class Triangle2D {
+  private:
+    Vertex2D vertices[3];
+    
+  public:
+    Triangle2D() {}
+    
+    Triangle2D(const Vertex2D &v1, const Vertex2D &v2, const Vertex2D &v3) {
+      vertices[0] = v1;
+      vertices[1] = v2;
+      vertices[2] = v3;
+    }
+    
+    Triangle2D(const Vertex2D *v) {
+      setVertices(v);
+    }
+    
+    const Vertex2D& getVertex(unsigned int i) const {return vertices[i];}
+    void setVertex(unsigned int i, const Vertex2D &v) {vertices[i] = v;}
+    
+    void setVertices(const Vertex2D *v) {
+      for(int i = 0; i < 3; ++i)
+        setVertex(i, v[i]);
+    }
+    
+    float area() const;
+    
+    bool contains(const Vertex2D &v) const;
+};
+
+}
+}
+
+#endif /*ZOOMEDIT_MATH_TRIANGLE2D_H_*/