1 files changed, 40 insertions, 0 deletions
diff --git a/src/de/gamezock/metacraft/data/Triangle.java b/src/de/gamezock/metacraft/data/Triangle.java
new file mode 100644
index 0000000..bcfce9d
--- /dev/null
+++ b/src/de/gamezock/metacraft/data/Triangle.java
@@ -0,0 +1,40 @@
+package de.gamezock.metacraft.data;
+
+import javax.vecmath.Point3f;
+import javax.vecmath.Vector3f;
+
+public class Triangle {
+  private Point3f[] vertices;
+  private Vector3f[] normals;
+  
+  
+  public Triangle(Point3f v1, Point3f v2, Point3f v3) {
+    vertices = new Point3f[3];
+    
+    vertices[0] = v1;
+    vertices[1] = v2;
+    vertices[2] = v3;
+    
+    normals = new Vector3f[3];
+    
+    Vector3f edge1 = new Vector3f(), edge2 = new Vector3f();
+    edge1.sub(v1, v2);
+    edge2.sub(v3, v2);
+    
+    Vector3f normal = new Vector3f();
+    normal.cross(edge1, edge2);
+    normal.normalize();
+    
+    normals[0] = new Vector3f(normal);
+    normals[1] = new Vector3f(normal);
+    normals[2] = new Vector3f(normal);
+  }
+  
+  public Point3f getVertex(int i) {
+    return vertices[i];
+  }
+  
+  public Vector3f getNormal(int i) {
+    return normals[i];
+  }
+}