MeshSimplifier.py

    @classmethod
    def simplifyGeom(self, geom, state):
        print "Simplifying geom", geom

        v1 = Vertex(Vec3(0, 0, 1), Vec3(0, 1, 0), Vec2(0, 1), Vec3(1,0,0))
        v2 = Vertex(Vec3(0, 1, 0), Vec3(0, 1, 0), Vec2(1, 0), Vec3(0,1,0))
        v3 = Vertex(Vec3(0, 0, 0), Vec3(0, 1, 0), Vec2(0, 0), Vec3(0,0,1))
        tri = Triangle(v1, v2, v3)

        result = [tri]



        # --- Create new geom based on the computed triangles now ---

        # Create geom instance
        geomFormat = GeomVertexFormat.getV3n3c4t2()
        geomData   = GeomVertexData("vertices", geomFormat, Geom.UHStatic)

        # Create a new GeomTriangles
        triangles = GeomTriangles(Geom.UHStatic)

        # Get the writers
        posWriter   = GeomVertexWriter(geomData, "vertices")
        normWriter  = GeomVertexWriter(geomData, "normal")
        colorWriter = GeomVertexWriter(geomData, "color")
        texcWriter  = GeomVertexWriter(geomData, "texcoord")

        geomData.setNumRows(3)

        # Todo: call set num rows
        currentIndex = 0
        for triangle in result:
            for vertex in [triangle.a, triangle.b, triangle.c]:
                posWriter.addData3f(vertex.pos)
                texcWriter.addData2f(vertex.texc)
                normWriter.addData3f(vertex.nrm)
                colorWriter.addData4f(vertex.col)
            triangles.addVertices(currentIndex, currentIndex+1, currentIndex+2)
            currentIndex += 3

        newGeom = Geom(geomData)
        newGeom.addPrimitive(triangles)

        return newGeom