public static void SimpleCreateG3DTest()
{
// Should be a tetrahedron
var vertexBuffer = TestGeometries.TestTetrahedronVertices.ToVertexAttribute();
var indexBuffer = TestGeometries.TestTetrahedronIndices.ToIndexAttribute();
CheckAttribute(vertexBuffer, Association.assoc_vertex, AttributeType.attr_vertex, DataType.dt_float32, 3);
CheckAttribute(indexBuffer, Association.assoc_corner, AttributeType.attr_index, DataType.dt_int32, 1);
var g3d = G3D.Create(vertexBuffer, indexBuffer);
Assert.AreEqual(4, vertexBuffer.Count);
Assert.AreEqual(12, indexBuffer.Count);
var g = g3d.ToIGeometry();
CheckTestTetrahedron(g);
var b = g.ToBFast();
var g2 = b.ToG3D();
CheckTestTetrahedron(g2.ToIGeometry());
var tmpPath = Path.GetTempFileName();
g.WriteG3D(tmpPath);
var g3 = G3DExtensions.ReadFromFile(tmpPath);
CheckTestTetrahedron(g3.ToIGeometry());
}
public static void TestWritingGeometry(IGeometry g, string outputFolder, string fileName)
{
// Try writing to an OBJ: using DMesh, using Helix, using my OBJ writer
// Try writing to a G3D
// Time the different writing
// Try conversions back from the different forms. and the reading.
//
TestGeometries.OutputIGeometryStats(g);
var baseFileName = Path.GetFileName(fileName);
var outputFileName = Path.Combine(outputFolder, baseFileName);
Console.WriteLine("Testing Ara 3D native writer");
TestWritingFile(outputFileName + ".ara.obj", f => g.WriteObj(f, false));
var g3dFileName = outputFileName + ".ara.g3d";
TestWritingFile(g3dFileName, g.WriteG3D);
Console.WriteLine("Testing G3 Sharp writer");
TestWritingFile(outputFileName + ".g3.obj", f => g.ToG3Sharp().WriteFile(f));
TestWritingFile(outputFileName + ".g3.stl", f => g.ToG3Sharp().WriteFileBinary(f));
// TODO: test writing using Helix
// Check that reading the G3D back-in yields the same IGeometry
var g2 = Util.TimeIt(() => G3DExtensions.ReadFromFile(g3dFileName).ToIGeometry(), "Reading time for G3D");
TestGeometries.CompareGeometries(g, g2);
}