public void ScaleAndCopyTest()
{
//this test checks that a object is correctly copied and moved
//create a box
using (var m = new MemoryModel(new Xbim.Ifc4.EntityFactoryIfc4()))
{
using (var txn = m.BeginTransaction("Test"))
{
var block = IfcModelBuilder.MakeBlock(m, 10, 10, 10);
var solid = _geomEngine.CreateSolid(block);
var transform = IfcModelBuilder.MakeCartesianTransformationOperator3D(m);
transform.Scale = 2;
var solidA = _geomEngine.Transformed(solid, transform);
var bb = solid.BoundingBox;
var bbA = solidA.BoundingBox;
Assert.IsTrue(Math.Abs(bb.Volume - 1000) < 1e-9, "Bounding box volume is incorrect in original shape");
Assert.IsTrue(Math.Abs(bbA.Volume - 8000) < 1e-9, "Bounding box volume is incorrect in scaled shape");
var transformNonUniform = IfcModelBuilder.MakeCartesianTransformationOperator3DnonUniform(m);
transformNonUniform.Scale3 = 100;
var solidB = _geomEngine.Transformed(solid, transformNonUniform);
Assert.IsTrue(Math.Abs(solidB.BoundingBox.Volume - 100000) < 1e-9, "Bounding box volume is incorrect in non uniform scaled shape");
Assert.IsTrue(Math.Abs(bb.Volume - 1000) < 1e-9, "Bounding box volume of original shape as been changed");
}
}
}
