public void CreateSceneWithsSheenExtension()
{
TestContext.CurrentContext.AttachShowDirLink();
TestContext.CurrentContext.AttachGltfValidatorLinks();
var basePath = System.IO.Path.Combine(TestFiles.RootDirectory, "glTF-Sample-Models", "2.0", "SpecGlossVsMetalRough", "glTF");
var material = new Materials.MaterialBuilder("material")
.WithMetallicRoughnessShader()
.WithChannelImage(Materials.KnownChannel.Normal, System.IO.Path.Combine(basePath, "WaterBottle_normal.png"))
.WithChannelImage(Materials.KnownChannel.Emissive, System.IO.Path.Combine(basePath, "WaterBottle_emissive.png"))
.WithChannelImage(Materials.KnownChannel.Occlusion, System.IO.Path.Combine(basePath, "WaterBottle_occlusion.png"))
.WithChannelImage(Materials.KnownChannel.BaseColor, System.IO.Path.Combine(basePath, "WaterBottle_baseColor.png"))
.WithChannelImage(Materials.KnownChannel.MetallicRoughness, System.IO.Path.Combine(basePath, "WaterBottle_roughnessMetallic.png"))
.WithChannelImage(Materials.KnownChannel.SheenColor, System.IO.Path.Combine(basePath, "WaterBottle_emissive.png"))
.WithChannelParam(Materials.KnownChannel.SheenColor, new Vector4(1, 1, 1, 0))
.WithChannelImage(Materials.KnownChannel.SheenRoughness, System.IO.Path.Combine(basePath, "WaterBottle_occlusion.png"))
.WithChannelParam(Materials.KnownChannel.SheenRoughness, new Vector4(0.5f, 0, 0, 0));
var mesh = new Geometry.MeshBuilder <VPOS, VTEX>("mesh1");
mesh.UsePrimitive(material).AddQuadrangle
((new Vector3(-10, 10, 0), new Vector2(1, 0))
, (new Vector3(10, 10, 0), new Vector2(0, 0))
, (new Vector3(10, -10, 0), new Vector2(0, 1))
, (new Vector3(-10, -10, 0), new Vector2(1, 1))
);
var scene = new Scenes.SceneBuilder();
scene.AddRigidMesh(mesh, Matrix4x4.Identity);
var gltf2 = scene.ToGltf2();
var sheenColorFactor = gltf2.LogicalMaterials[0].FindChannel("SheenColor").Value.Parameter;
Assert.AreEqual(new Vector4(1, 1, 1, 0), sheenColorFactor);
var sheenRoughnessFactor = gltf2.LogicalMaterials[0].FindChannel("SheenRoughness").Value.Parameter;
Assert.AreEqual(new Vector4(0.5f, 0, 0, 0), sheenRoughnessFactor);
scene.AttachToCurrentTest("result.glb");
scene.AttachToCurrentTest("result.gltf");
}
public void CreateSceneWithSpecularGlossinessExtension()
{
TestContext.CurrentContext.AttachShowDirLink();
TestContext.CurrentContext.AttachGltfValidatorLinks();
var basePath = System.IO.Path.Combine(TestFiles.RootDirectory, "glTF-Sample-Models", "2.0", "SpecGlossVsMetalRough", "glTF");
// first, create a default material
var material = new Materials.MaterialBuilder("material1 fallback")
.WithMetallicRoughnessShader()
.WithChannelImage(Materials.KnownChannel.Normal, System.IO.Path.Combine(basePath, "WaterBottle_normal.png"))
.WithChannelImage(Materials.KnownChannel.Emissive, System.IO.Path.Combine(basePath, "WaterBottle_emissive.png"))
.WithChannelImage(Materials.KnownChannel.Occlusion, System.IO.Path.Combine(basePath, "WaterBottle_occlusion.png"))
.WithChannelImage(Materials.KnownChannel.BaseColor, System.IO.Path.Combine(basePath, "WaterBottle_baseColor.png"))
.WithChannelImage(Materials.KnownChannel.MetallicRoughness, System.IO.Path.Combine(basePath, "WaterBottle_roughnessMetallic.png"));
// wrap the fallback material with a PBR Specular Glossiness material.
material = new Materials.MaterialBuilder("material1")
.WithFallback(material)
.WithSpecularGlossinessShader()
.WithChannelImage(Materials.KnownChannel.Normal, System.IO.Path.Combine(basePath, "WaterBottle_normal.png"))
.WithChannelImage(Materials.KnownChannel.Emissive, System.IO.Path.Combine(basePath, "WaterBottle_emissive.png"))
.WithChannelImage(Materials.KnownChannel.Occlusion, System.IO.Path.Combine(basePath, "WaterBottle_occlusion.png"))
.WithChannelImage(Materials.KnownChannel.Diffuse, System.IO.Path.Combine(basePath, "WaterBottle_diffuse.png"))
.WithChannelImage(Materials.KnownChannel.SpecularGlossiness, System.IO.Path.Combine(basePath, "WaterBottle_specularGlossiness.png"));
var mesh = new Geometry.MeshBuilder <VPOS, VTEX>("mesh1");
mesh.UsePrimitive(material).AddQuadrangle
((new Vector3(-10, 10, 0), new Vector2(1, 0))
, (new Vector3(10, 10, 0), new Vector2(0, 0))
, (new Vector3(10, -10, 0), new Vector2(0, 1))
, (new Vector3(-10, -10, 0), new Vector2(1, 1))
);
var scene = new Scenes.SceneBuilder();
scene.AddMesh(mesh, Matrix4x4.Identity);
scene.AttachToCurrentTest("result.glb");
scene.AttachToCurrentTest("result.gltf");
}
public void CreateSceneWithClearCoatExtension()
{
TestContext.CurrentContext.AttachGltfValidatorLinks();
var basePath = System.IO.Path.Combine(TestFiles.KhronosSampleModelsDirectory, "2.0", "SpecGlossVsMetalRough", "glTF");
// first, create a default material
var material = new Materials.MaterialBuilder("material")
.WithMetallicRoughnessShader()
.WithChannelImage(Materials.KnownChannel.Normal, System.IO.Path.Combine(basePath, "WaterBottle_normal.png"))
.WithChannelImage(Materials.KnownChannel.Emissive, System.IO.Path.Combine(basePath, "WaterBottle_emissive.png"))
.WithChannelImage(Materials.KnownChannel.Occlusion, System.IO.Path.Combine(basePath, "WaterBottle_occlusion.png"))
.WithChannelImage(Materials.KnownChannel.BaseColor, System.IO.Path.Combine(basePath, "WaterBottle_baseColor.png"))
.WithChannelImage(Materials.KnownChannel.MetallicRoughness, System.IO.Path.Combine(basePath, "WaterBottle_roughnessMetallic.png"))
.WithChannelImage(Materials.KnownChannel.ClearCoat, System.IO.Path.Combine(basePath, "WaterBottle_emissive.png"))
.WithChannelParam(Materials.KnownChannel.ClearCoat, Materials.KnownProperty.ClearCoatFactor, 0.5f)
.WithChannelImage(Materials.KnownChannel.ClearCoatRoughness, System.IO.Path.Combine(basePath, "WaterBottle_roughnessMetallic.png"))
.WithChannelImage(Materials.KnownChannel.ClearCoatNormal, System.IO.Path.Combine(basePath, "WaterBottle_normal.png"));
var mesh = new Geometry.MeshBuilder <VPOS, VTEX>("mesh1");
mesh.UsePrimitive(material).AddQuadrangle
((new Vector3(-10, 10, 0), new Vector2(1, 0))
, (new Vector3(10, 10, 0), new Vector2(0, 0))
, (new Vector3(10, -10, 0), new Vector2(0, 1))
, (new Vector3(-10, -10, 0), new Vector2(1, 1))
);
var scene = new Scenes.SceneBuilder();
scene.AddRigidMesh(mesh, Matrix4x4.Identity);
var gltf2 = scene.ToGltf2();
var clearCoatFactor = gltf2.LogicalMaterials[0].FindChannel("ClearCoat").Value.GetFactor("ClearCoatFactor");
Assert.AreEqual(0.5f, clearCoatFactor);
scene.AttachToCurrentTest("result.glb");
scene.AttachToCurrentTest("result.gltf");
}
public void TestVertexEquality()
{
var material1 = new MaterialBuilder()
.WithDoubleSide(true)
.WithMetallicRoughnessShader()
.WithChannelParam("BaseColor", new Vector4(1, 0, 0, 1));
var mesh = new MeshBuilder <VERTEX>("mesh");
var v0 = new VERTEX(15, 5, 0, 1, 0, 0);
var v1 = new VERTEX(15, 5, 10, 1, 0, 0);
var v2 = new VERTEX(15, 0, 10, 1, 0, 0);
var v3 = new VERTEX(15, 0, 0, 1, 0, 0);
var prim = mesh.UsePrimitive(material1);
prim.AddTriangle(v0, v1, v3);
prim.AddTriangle(v3, v1, v2);
v0 = new VERTEX(15, 5, 10, 0, 0, 1);
v1 = new VERTEX(0, 5, 10, 0, 0, 1);
v2 = new VERTEX(0, 0, 10, 0, 0, 1);
v3 = new VERTEX(15, 0, 10, 0, 0, 1);
prim.AddTriangle(v0, v1, v3);
prim.AddTriangle(v3, v1, v2);
Assert.AreEqual(8, prim.Vertices.Count);
// create a scene
var scene = new Scenes.SceneBuilder();
scene.AddRigidMesh(mesh, Matrix4x4.Identity);
// save the model in different formats
scene.AttachToCurrentTest("mesh.glb");
scene.AttachToCurrentTest("mesh.gltf");
}