public SolidObject(BaseMaterial material, TriangleMeshInfo mesh) : base(mesh)
{
if (mesh == null)
{
throw new ArgumentNullException("mesh");
}
this.Material = (SolidMaterial)material;
}
protected BaseSceneObject(TriangleMeshInfo mesh)
{
indexes = new HashSet<uint>();
this.Mesh = mesh;
if (mesh != null)
{
for (var i = (uint) mesh.StartTriangle; i < mesh.EndTriangle; i++)
{
indexes.Add(i);
}
}
}
public TriangleMeshLight(LightMaterial mt, RayEngineScene scene, TriangleMeshInfo mesh) : base(mt)
{
this.scene = scene;
this.mesh = mesh;
this.rnd = new FastRandom();
triangleSampleData = new TriangleSample[this.mesh.TrianglesCount];
for (int i = mesh.StartTriangle, j = 0; i < mesh.EndTriangle; i++, j++)
{
triangleSampleData[j] = new TriangleSample(scene.Triangles[i].AreaV(scene.Vertices), NormalModifier * scene.Triangles[i].ComputeNormal(scene.Vertices));
}
triangleSampleData.PartialSort((a, b) => a.Item1.CompareTo(a.Item1), 0, triangleSampleData.Length);
}
public GpuSmitsBVHNode[] BuildData(TriangleMeshInfo mi)
{
var nrm = mi.StartVertice == 0 ? -1 : mi.StartVertice - 1;
var triData = new DLLx.TriangleData(
scene.Triangles.ToList().GetRange(mi.StartTriangle, mi.EndTriangle - mi.StartTriangle - 1).Select(tri => new DLLx.TriInfo()
{
id = 0,
v1 = (int)tri.v0.VertexIndex - nrm,
v2 = (int)tri.v1.VertexIndex - nrm,
v3 = (int)tri.v2.VertexIndex - nrm
}).ToArray(),
scene.Vertices.ToList().GetRange(mi.StartVertice, mi.EndVertice - mi.StartVertice).Select(v => new DLLx.VertInfo(v.x, v.y, v.z)).ToArray());
Tracer.TraceLine("Start building");
using (bvhHandle = new BVHHandle(triData, 2u, 4, 60, 20, 0.5f))
{
var data = bvhHandle.GetData();
Tracer.TraceLine("Complete!");
return data.
//Except(new[]{data.First()}).
Select(item => new GpuSmitsBVHNode()
{
bbox = new AABBInfo(new Point(item.bbox.pMin.x, item.bbox.pMin.y, item.bbox.pMin.z), new Point(item.bbox.pMax.x, item.bbox.pMax.y, item.bbox.pMax.z)),
primitive = item.primitive,
skipIndex = item.skipIndex
}).ToArray();
}
}
