public Segment(Planet planetInfo, TriangleD noElevationRange, Segment parentChunk, ulong id, ChildPosition childPosition = ChildPosition.NoneNoParent)
{
ID = id;
this.planetInfo = planetInfo;
this.parent = parentChunk;
this.childPosition = childPosition;
this.NoElevationRange = noElevationRange;
this.rangeToCalculateScreenSizeOn = noElevationRange;
}
void AddRootChunk(ulong id, List <Vector3d> vertices, int A, int B, int C)
{
var range = new TriangleD()
{
a = vertices[A],
b = vertices[B],
c = vertices[C]
};
var child = new Segment(this, range, null, id);
this.rootSegments.Add(child);
}
void AddChild(Vector3d a, Vector3d b, Vector3d c, ChildPosition cp, ulong id)
{
var range = new TriangleD()
{
a = a,
b = b,
c = c
};
var child = new Segment(planetInfo, range, this, this.ID << 2 | id);
Children.Add(child);
child.subdivisionDepth = subdivisionDepth + 1;
child.rangeToCalculateScreenSizeOn = range;
}
/// <summary>
/// Queues a single triangle billboard for rendering
/// </summary>
public static void AddTriangle(ref TriMaterial mat, ref TriangleD triangle, MatrixD[] matrixRef = null)
{
var bbPool = instance.bbPoolBack;
var bbDataBack = instance.triangleList;
int index = bbDataBack.Count;
var matList = instance.matrixBuf;
var matTable = instance.matrixTable;
// Find matrix index in table or add it
int matrixID = -1;
if (matrixRef != null && !matTable.TryGetValue(matrixRef, out matrixID))
{
matrixID = matList.Count;
matList.Add(matrixRef[0]);
matTable.Add(matrixRef, matrixID);
}
var bb = new TriangleBillboardData
{
Item1 = BlendTypeEnum.PostPP,
Item2 = new Vector2I(index, matrixID),
Item3 = mat.textureID,
Item4 = mat.bbColor,
Item5 = new MyTuple <Vector2, Vector2, Vector2>
(
mat.texCoords.Point0,
mat.texCoords.Point1,
mat.texCoords.Point2
),
Item6 = new MyTuple <Vector3D, Vector3D, Vector3D>
(
triangle.Point0,
triangle.Point1,
triangle.Point2
),
};
bbDataBack.Add(bb);
if (index >= bbPool.Count)
{
instance.AddNewBB(index - (bbPool.Count - 1));
}
MyTransparentGeometry.AddBillboard(bbPool[index], false);
}
public void CalculateRealVisibleRange()
{
if (occluderTringles.Count != 0)
{
return;
}
var a = RendererSurface.Mesh.Vertices[planetInfo.AIndexReal];
var b = RendererSurface.Mesh.Vertices[planetInfo.BIndexReal];
var c = RendererSurface.Mesh.Vertices[planetInfo.CIndexReal];
var o = RendererSurface.Offset.ToVector3d();
realVisibleRange.a = a.ToVector3d() + o;
realVisibleRange.b = b.ToVector3d() + o;
realVisibleRange.c = c.ToVector3d() + o;
rangeToCalculateScreenSizeOn = realVisibleRange;
var z = a.Distance(b) / 10.0f * -realVisibleRange.Normal.ToVector3();
var sinkDir = a.Distance(b) / 20.0f * -realVisibleRange.Normal.ToVector3();
a += sinkDir;
b += sinkDir;
c += sinkDir;
occluderTringles.Add(a);
occluderTringles.Add(z);
occluderTringles.Add(b);
occluderTringles.Add(b);
occluderTringles.Add(z);
occluderTringles.Add(c);
occluderTringles.Add(c);
occluderTringles.Add(z);
occluderTringles.Add(a);
}
/// <summary>Fills a triangle using the specified brush.</summary>
public void FillTriangle(Brush brush, TriangleD triangle)
{
FillTriangle(brush, triangle.V1, triangle.V2, triangle.V3);
}
/// <summary>Draws a triangle using the specified pen.</summary>
public void DrawTriangle(Pen pen, TriangleD triangle)
{
DrawTriangle(pen, triangle.V1, triangle.V2, triangle.V3);
}
