public static void QuadAndCopyTest()
{
// Serialize a triangle g3d as bytes and read it back.
var vertices = new[]
{
new Vector3(0, 0, 0),
new Vector3(0, 1, 0),
new Vector3(0, 1, 1),
new Vector3(1, 1, 1)
};
var indices = new[] { 0, 1, 2, 3 };
var materialIndices = new[] { 5 };
var g3d = new G3DBuilder()
.AddVertices(vertices.ToIArray())
.AddIndices(indices.ToIArray())
.Add(materialIndices.ToIArray().ToFaceMaterialAttribute())
.ToG3D();
var bytes = g3d.WriteToBytes();
var g = G3D.Read(bytes);
Assert.IsNotNull(g);
Assert.AreEqual(4, g.NumCornersPerFace);
Assert.AreEqual(4, g.NumVertices);
Assert.AreEqual(4, g.NumCorners);
Assert.AreEqual(1, g.NumFaces);
Assert.AreEqual(0, g.NumMeshes);
Assert.AreEqual(0, g.NumInstances);
Assert.AreEqual(vertices, g.Vertices.ToArray());
Assert.AreEqual(indices, g.Indices.ToArray());
Assert.AreEqual(materialIndices, g.FaceMaterials.ToArray());
var g2 = g.TriangulateQuadMesh();
Assert.AreEqual(3, g2.NumCornersPerFace);
Assert.AreEqual(4, g2.NumVertices);
Assert.AreEqual(6, g2.NumCorners);
Assert.AreEqual(2, g2.NumFaces);
Assert.AreEqual(0, g2.NumMeshes);
Assert.AreEqual(0, g2.NumInstances);
Assert.AreEqual(vertices, g2.GetAttributeDataPosition().ToArray());
Assert.AreEqual(new[] { 0, 1, 2, 0, 2, 3 }, g2.GetAttributeDataIndex().ToArray());
Assert.AreEqual(new[] { 5, 5 }, g2.GetAttributeDataFaceMaterial().ToArray());
g2 = g2.CopyFaces(1, 1);
Assert.AreEqual(3, g2.NumCornersPerFace);
Assert.AreEqual(4, g2.NumVertices);
Assert.AreEqual(3, g2.NumCorners);
Assert.AreEqual(1, g2.NumFaces);
Assert.AreEqual(vertices, g2.GetAttributeDataPosition().ToArray());
Assert.AreEqual(new[] { 0, 2, 3 }, g2.GetAttributeDataIndex().ToArray());
Assert.AreEqual(new[] { 5 }, g2.GetAttributeDataFaceMaterial().ToArray());
}
public static void TriangleTest()
{
// Serialize a triangle g3d as bytes and read it back.
var vertices = new[]
{
new Vector3(0, 0, 0),
new Vector3(0, 1, 0),
new Vector3(0, 1, 1)
};
var indices = new[] { 0, 1, 2 };
var materialIndices = new[] { 5 };
var g3d = new G3DBuilder()
.AddVertices(vertices.ToIArray())
.AddIndices(indices.ToIArray())
.Add(materialIndices.ToIArray().ToFaceMaterialAttribute())
.ToG3D();
var bytes = g3d.WriteToBytes();
var g = G3D.Read(bytes);
Assert.IsNotNull(g);
Assert.AreEqual(3, g.NumVertices);
Assert.AreEqual(3, g.NumCorners);
Assert.AreEqual(1, g.NumFaces);
Assert.AreEqual(3, g.NumCornersPerFace);
Assert.AreEqual(0, g.NumMeshes);
Assert.AreEqual(0, g.NumInstances);
Assert.AreEqual(vertices, g.Vertices.ToArray());
Assert.AreEqual(indices, g.Indices.ToArray());
Assert.AreEqual(materialIndices, g.FaceMaterials.ToArray());
}
public static void TriangleSerializationTest()
{
// Serialize a triangle g3d to a bfast as bytes and read it back.
var vertices = new[]
{
new Vector3(0, 0, 0),
new Vector3(0, 1, 0),
new Vector3(0, 1, 1)
};
var indices = new[] { 0, 1, 2 };
var materialIds = new[] { 0 };
var faceGroupIds = new[] { 0 };
var g3d = new G3DBuilder()
.AddVertices(vertices.ToIArray())
.AddIndices(indices.ToIArray())
.Add(faceGroupIds.ToIArray().ToFaceGroupAttribute())
.Add(materialIds.ToIArray().ToFaceMaterialIdAttribute())
.ToG3D();
var bfastBytes = g3d.WriteToBytes();
var readG3d = G3D.Read(bfastBytes);
Assert.IsNotNull(readG3d);
var mesh = readG3d.ToIMesh();
ValidateGeometry(mesh);
Assert.AreEqual(3, mesh.NumVertices);
Assert.AreEqual(new Vector3(0, 0, 0), mesh.Vertices[0]);
Assert.AreEqual(new Vector3(0, 1, 0), mesh.Vertices[1]);
Assert.AreEqual(new Vector3(0, 1, 1), mesh.Vertices[2]);
Assert.AreEqual(1, mesh.NumFaces);
Assert.AreEqual(0, mesh.FaceGroups.First());
Assert.AreEqual(0, mesh.FaceMaterialIds.First());
}