public void Optimize_TwoTrianglesOfDifferentColor_5Positions2ColorsAnd6IndicesCreated()
{
var builder = new IndexedMeshBuilder();
builder.BeginBuffer();
builder.BeginPrimitive(PrimitiveTopology.TriangleList);
builder.Color(Vector4.Zero);
builder.Position(new Vector3(0, 0, 0));
builder.Color(Vector4.Zero);
builder.Position(new Vector3(1, 0, 0));
builder.Color(Vector4.Zero);
builder.Position(new Vector3(0, 1, 0));
builder.Color(Vector4.One);
builder.Position(new Vector3(1, 0, 0));
builder.Color(Vector4.One);
builder.Position(new Vector3(1, 1, 0));
builder.Color(Vector4.One);
builder.Position(new Vector3(0, 1, 0));
var mesh = IndexedMesh.Optimize(builder.Complete());
Assert.AreEqual(1, mesh.Primitives.Count);
Assert.AreEqual(6, mesh.Primitives[0].GetIndexReader(StreamKey.Position).Count);
Assert.AreEqual(6, mesh.Primitives[0].GetIndexReader(StreamKey.Color).Count);
Assert.AreEqual(4, mesh.Primitives[0].BufferView.GetStreamReader <Vector3>(StreamKey.Position).Count);
Assert.AreEqual(2, mesh.Primitives[0].BufferView.GetStreamReader <Vector3>(StreamKey.Color).Count);
}
public void Position_BuildQuad()
{
var builder = new IndexedMeshBuilder();
builder.BeginBuffer();
builder.BeginPrimitive(PrimitiveTopology.TriangleList);
builder.Position(new Vector3(0, 0, 0));
builder.Position(new Vector3(1, 0, 0));
builder.Position(new Vector3(0, 1, 0));
builder.Position(new Vector3(1, 0, 0));
builder.Position(new Vector3(1, 1, 0));
builder.Position(new Vector3(0, 1, 0));
var quad = builder.Complete();
Assert.AreEqual(1, quad.Primitives.Count);
Assert.AreEqual(6, quad.Primitives[0].GetIndexReader(StreamKey.Position).Count);
Assert.AreEqual(4, quad.Primitives[0].BufferView.GetStreamReader <Vector3>(StreamKey.Position).Count);
}
public void Optimize_TwoTriangles_4VerticesAnd6IndicesCreated()
{
var builder = new IndexedMeshBuilder();
builder.BeginBuffer();
builder.BeginPrimitive(PrimitiveTopology.TriangleList);
builder.Position(new Vector3(0, 0, 0));
builder.Position(new Vector3(1, 0, 0));
builder.Position(new Vector3(0, 1, 0));
builder.Position(new Vector3(1, 0, 0));
builder.Position(new Vector3(1, 1, 0));
builder.Position(new Vector3(0, 1, 0));
var mesh = GpuMesh.Optimize(builder.Complete());
Assert.AreEqual(1, mesh.Primitives.Count);
Assert.AreEqual(6, mesh.Primitives[0].Count);
Assert.AreEqual(4, mesh.Primitives[0].BufferView.GetStreamReader <Vector3>(StreamKey.Position).Count);
}
public void Vertex_BuildColorQuad_AllIndicesAreTheSame()
{
var builder = new IndexedMeshBuilder();
builder.BeginBuffer();
builder.BeginPrimitive(PrimitiveTopology.TriangleList);
builder.Color(Vector4.Zero);
builder.Vertex(new Vector3(0, 0, 0));
builder.Vertex(new Vector3(1, 0, 0));
builder.Vertex(new Vector3(0, 1, 0));
builder.Color(Vector4.One);
builder.Vertex(new Vector3(1, 0, 0));
builder.Vertex(new Vector3(1, 1, 0));
builder.Vertex(new Vector3(0, 1, 0));
var quad = builder.Complete();
Assert.AreEqual(1, quad.Primitives.Count);
Assert.AreEqual(6, quad.Primitives[0].GetIndexReader(StreamKey.Position).Count);
Assert.AreEqual(6, quad.Primitives[0].GetIndexReader(StreamKey.Color).Count);
Assert.AreEqual(4, quad.Primitives[0].BufferView.GetStreamReader <Vector3>(StreamKey.Position).Count);
Assert.AreEqual(2, quad.Primitives[0].BufferView.GetStreamReader <Vector3>(StreamKey.Color).Count);
}
