public void TestCircleMesh()
{
var radius = 2.5f;
var shapeMesh = new CircleMesh(120.0f, radius);
var mesh = shapeMesh.Build();
var vertices = mesh.vertices;
Assert.AreEqual(4, vertices.Length);
var triangles = mesh.triangles;
Assert.AreEqual(3 * 3, triangles.Length);
var uv = mesh.uv;
Assert.AreEqual(vertices.Length, uv.Length);
Assert.AreEqual(0, triangles[0]);
Assert.AreEqual(1, triangles[1]);
Assert.AreEqual(2, triangles[2]);
Assert.AreEqual(0, triangles[3]);
Assert.AreEqual(2, triangles[4]);
Assert.AreEqual(3, triangles[5]);
Assert.AreEqual(0, triangles[6]);
Assert.AreEqual(3, triangles[7]);
Assert.AreEqual(1, triangles[8]);
Assert.AreEqual(new Vector2(0.5f, 0.5f), uv[0]);
Assert.AreEqual(new Vector2(0.5f, 1), uv[1]);
Assert.AreEqual(new Vector3(0, 0, 0), vertices[0]);
Assert.AreEqual(0, vertices[1].x, .001f);
Assert.AreEqual(radius, vertices[1].y, .001f);
Assert.AreEqual(0, vertices[1].z, .001f);
Assert.AreEqual(2.165f, vertices[2].x, .001f);
Assert.AreEqual(-1.25f, vertices[2].y, .001f);
Assert.AreEqual(0, vertices[2].z, .001f);
Assert.AreEqual(-2.165f, vertices[3].x, .001f);
Assert.AreEqual(-1.25f, vertices[3].y, .001f);
Assert.AreEqual(0, vertices[3].z, .001f);
}
public UniformPolyMesh(int vertexCount, float radius)
{
this.vertexCount = vertexCount;
this.radius = radius;
circleMesh = new CircleMesh(360.0f / vertexCount, radius);
}