public void TestModel(ResourcesStore store)
{
var gltf = store.Gltf;
Assert.That(gltf.Scene, Is.EqualTo(0)); // Alicia model has no value, but migrated by VGltf;
var buf0 = store.GetOrLoadBufferResourceAt(0);
Assert.AreEqual(7, gltf.Images.Count);
for (var i = 0; i < gltf.Images.Count; ++i)
{
var img = gltf.Images[i];
var imgResN = store.GetOrLoadImageResourceAt(i);
// imgN.Data
// Console.WriteLine(img.Name);
}
//
{
var img = gltf.Images[0];
Assert.AreEqual("body", img.Name);
Assert.AreEqual(null, img.Uri);
Assert.AreEqual(0, img.bufferView);
var r = store.GetOrLoadImageResourceAt(img.bufferView.Value);
var imageBytes = new byte[r.Data.Count];
Array.Copy(r.Data.Array, r.Data.Offset, imageBytes, 0, r.Data.Count);
Assert.AreEqual(1821190, imageBytes.Count());
Assert.That(imageBytes.Take(8), Is.EquivalentTo(new byte[] {
// Header of PNG
0x89, 0x50, 0x4E, 0x47, 0x0D, 0x0A, 0x1A, 0x0A,
}));
}
{
var img = gltf.Images[1];
Assert.AreEqual("eye", img.Name);
Assert.AreEqual(null, img.Uri);
Assert.AreEqual(1, img.bufferView);
var r = store.GetOrLoadImageResourceAt(img.bufferView.Value);
var imageBytes = new byte[r.Data.Count];
Array.Copy(r.Data.Array, r.Data.Offset, imageBytes, 0, r.Data.Count);
Assert.AreEqual(65934, imageBytes.Count());
Assert.That(imageBytes.Take(8), Is.EquivalentTo(new byte[] {
// Header of PNG
0x89, 0x50, 0x4E, 0x47, 0x0D, 0x0A, 0x1A, 0x0A,
}));
}
Assert.That(gltf.ExtensionsUsed, Is.EquivalentTo(new string[] { "KHR_materials_unlit", "VRM" }));
}
public void TestModel(ResourcesStore store)
{
var gltf = store.Gltf;
Assert.That(gltf.Scene, Is.EqualTo(0)); // Alicia model has no value, but migrated by VGltf;
Assert.That(gltf.RootNodesIndices, Is.EquivalentTo(new int[] {
0, 1, 114, 115, 116, 117, 118, 119, 120,
}));
var buf0 = store.GetOrLoadBufferResourceAt(0);
Assert.AreEqual(7, gltf.Images.Count);
for (var i = 0; i < gltf.Images.Count; ++i)
{
var img = gltf.Images[i];
var imgResN = store.GetOrLoadImageResourceAt(i);
}
Assert.AreEqual(248, gltf.Accessors.Count);
for (var i = 0; i < gltf.Accessors.Count; ++i)
{
var typedBuffer = store.GetOrLoadTypedBufferByAccessorIndex(i);
}
Assert.AreEqual(7, gltf.Meshes.Count);
// Test eyes mesh
{
var mesh = gltf.Meshes[2];
Assert.That(mesh.Name, Is.EqualTo("eye.baked"));
Assert.That(mesh.Primitives.Count, Is.EqualTo(1));
var attr = mesh.Primitives[0].Attributes;
Assert.That(attr[Types.Mesh.PrimitiveType.AttributeName.POSITION], Is.EqualTo(17));
Assert.That(attr[Types.Mesh.PrimitiveType.AttributeName.NORMAL], Is.EqualTo(18));
Assert.That(attr[Types.Mesh.PrimitiveType.AttributeName.TANGENT], Is.EqualTo(19));
Assert.That(attr[Types.Mesh.PrimitiveType.AttributeName.TEXCOORD_0], Is.EqualTo(20));
Assert.That(attr[Types.Mesh.PrimitiveType.AttributeName.JOINTS_0], Is.EqualTo(22));
Assert.That(attr[Types.Mesh.PrimitiveType.AttributeName.WEIGHTS_0], Is.EqualTo(21));
}
Assert.AreEqual(7, gltf.Skins.Count);
// Test eyes mesh
{
var skin = gltf.Skins[2];
Assert.That(skin.InverseBindMatrices, Is.EqualTo(243));
Assert.That(skin.Joints, Is.EqualTo(new int[] {
37, 40, 38, 39,
}));
Assert.That(skin.Skeleton, Is.EqualTo(null));
{
var node = gltf.Nodes[37]; // The eye is affected by this node
Assert.That(node.Name, Is.EqualTo("eye_L"));
Assert.That(node.Translation, Is.EquivalentTo(new float[] {
-0.0276441593f, 0.0464049615f, -0.01160347f,
}));
}
}
// Assert.That(gltf.ExtensionsUsed, Is.EquivalentTo( new string[]{} ));
}
public void TestModel(ResourcesStore store)
{
var gltf = store.Gltf;
Assert.NotNull(gltf.Scene);
var rootNodes = gltf.RootNodes.ToList();
Assert.AreEqual(1, rootNodes.Count);
var node = rootNodes[0];
Assert.That(node.Matrix, Is.EquivalentTo(new float[] {
1.0f, 0.0f, 0.0f, 0.0f,
0.0f, 0.0f, -1.0f, 0.0f,
0.0f, 1.0f, 0.0f, 0.0f,
0.0f, 0.0f, 0.0f, 1.0f,
}));
Assert.That(node.Children, Is.EquivalentTo(new int[] { 1 }));
var childNode = gltf.Nodes[node.Children[0]];
Assert.NotNull(childNode);
Assert.AreEqual(0, childNode.Mesh);
var mesh = gltf.Meshes[childNode.Mesh.Value];
Assert.AreEqual("Mesh", mesh.Name);
Assert.AreEqual(1, mesh.Primitives.Count);
var primitive = mesh.Primitives[0];
Assert.AreEqual(1, primitive.Attributes["NORMAL"]);
Assert.AreEqual(2, primitive.Attributes["POSITION"]);
Assert.AreEqual(3, primitive.Attributes["TEXCOORD_0"]);
Assert.AreEqual(0, primitive.Indices);
Assert.AreEqual(Types.Mesh.PrimitiveType.ModeEnum.TRIANGLES, primitive.Mode);
Assert.AreEqual(0, primitive.Material);
// Accesses
// index 1
var normal = store.GetOrLoadTypedBufferByAccessorIndex(primitive.Attributes["NORMAL"]);
Assert.AreEqual(24, normal.GetEntity <Vec3Float>().GetEnumerable().Count());
// index 2
var position = store.GetOrLoadTypedBufferByAccessorIndex(primitive.Attributes["POSITION"]);
Assert.AreEqual(24, position.GetEntity <Vec3Float>().GetEnumerable().Count());
// index 3
var texCoord0 = store.GetOrLoadTypedBufferByAccessorIndex(primitive.Attributes["TEXCOORD_0"]);
Assert.AreEqual(24, texCoord0.GetEntity <Vec2Float>().GetEnumerable().Count());
// index 0
var indicies = store.GetOrLoadTypedBufferByAccessorIndex(primitive.Indices.Value);
Assert.AreEqual(36, indicies.GetPrimitivesAsCasted <int>().Count());
// Materials
// index0
var material = gltf.Materials[primitive.Material.Value];
Assert.AreEqual("Texture", material.Name);
Assert.NotNull(material.PbrMetallicRoughness);
Assert.NotNull(material.PbrMetallicRoughness.BaseColorTexture);
Assert.AreEqual(0, material.PbrMetallicRoughness.BaseColorTexture.Index);
Assert.AreEqual(0.0f, material.PbrMetallicRoughness.MetallicFactor);
// Textures
var texture = gltf.Textures[material.PbrMetallicRoughness.BaseColorTexture.Index];
Assert.AreEqual(0, texture.Sampler);
Assert.AreEqual(0, texture.Source);
// Samplers
var sampler = gltf.Samplers[texture.Sampler.Value];
// Images(source)
var imageResource = store.GetOrLoadImageResourceAt(texture.Source.Value);
Assert.AreEqual(23516, imageResource.Data.Count);
var imageBytes = new byte[imageResource.Data.Count];
Array.Copy(imageResource.Data.Array, imageResource.Data.Offset, imageBytes, 0, imageResource.Data.Count);
// Compare to the base texture image
var baseImagePath = new string[] {
"BoxTextured",
"glTF",
"CesiumLogoFlat.png"
}.Aggregate("SampleModels", (b, p) => Path.Combine(b, p));
var baseImageBytes = File.ReadAllBytes(baseImagePath);
Assert.AreEqual(BitConverter.ToString(baseImageBytes),
BitConverter.ToString(imageBytes));
}
