public void DrawPointTriangles(MorphTriangleType Type)
{
GL.LineWidth(1.5f);
GL.DepthMask(false);
GL.Begin(PrimitiveType.Lines);
GL.Color3(Color.Red);
foreach (var part in HeadMesh.Parts)
{
for (int i = 0; i < part.PointIndices.Count; i += 3)
{
var p0 = part.MorphPoints[part.PointIndices[i]];
var p1 = part.MorphPoints[part.PointIndices[i + 1]];
var p2 = part.MorphPoints[part.PointIndices[i + 2]];
if (p0.TriangleType != Type || p0.Position.Z < 0.0f)
{
continue;
}
if (p1.TriangleType != Type || p1.Position.Z < 0.0f)
{
continue;
}
if (p2.TriangleType != Type || p2.Position.Z < 0.0f)
{
continue;
}
GL.Vertex3(p0.WorldPosition);
GL.Vertex3(p1.WorldPosition);
GL.Vertex3(p1.WorldPosition);
GL.Vertex3(p2.WorldPosition);
GL.Vertex3(p2.WorldPosition);
GL.Vertex3(p0.WorldPosition);
}
}
GL.End();
GL.DepthMask(true);
}
public void Initialize(ProjectedDots dots, HeadMorphing headMorphing)
{
MorphTriangleType realType = Type;
if (IsReversed)
{
realType = Type == MorphTriangleType.Left ? MorphTriangleType.Right : MorphTriangleType.Left;
}
List <Vector2> points = new List <Vector2>();
foreach (var part in ProgramCore.MainForm.ctrlRenderControl.headMeshesController.RenderMesh.Parts)
{
foreach (var point in part.MorphPoints)
{
if (point.TriangleType != realType || point.Position.Z < 0.0f)
{
continue;
}
if (IsReversed)
{
points.Add(point.ReversedWorldPosition.Xy);
}
else
{
points.Add(point.WorldPosition.Xy);
}
}
}
Convex = Triangulate.ComputeConvexHull(points, (Type == MorphTriangleType.Left) == IsReversed);
LastIndex = Convex.Count - 1;
float prevX = Convex[LastIndex].X;
float prevY = Convex[LastIndex].Y;
for (int i = LastIndex - 1; i >= 0; --i)
{
float y = Convex[i].Y;
float x = Convex[i].X;
if (x > prevX == (Type == MorphTriangleType.Left))
{
continue;
}
if (y < prevY)
{
break;
}
prevX = x;
prevY = y;
FirstIndex = i;
}
Convex.RemoveRange(0, FirstIndex);
if (Type == MorphTriangleType.Left)
{
Convex.Insert(0, GetPoint(dots.Points[52]));
Convex.Insert(0, GetPoint(dots.Points[3]));
Convex.Insert(0, GetPoint(dots.Points[58]));
Convex.Insert(0, GetPoint(headMorphing.headPoints.Points[72].Xy));
Convex.Insert(0, GetPoint(headMorphing.headPoints.Points[73].Xy));
Convex.Insert(0, GetPoint(headMorphing.headPoints.Points[74].Xy));
Convex.Insert(0, GetPoint(headMorphing.headPoints.Points[75].Xy));
}
else
{
Convex.Insert(0, GetPoint(dots.Points[53]));
Convex.Insert(0, GetPoint(dots.Points[4]));
Convex.Insert(0, GetPoint(dots.Points[59]));
Convex.Insert(0, GetPoint(headMorphing.headPoints.Points[70].Xy));
Convex.Insert(0, GetPoint(headMorphing.headPoints.Points[77].Xy));
Convex.Insert(0, GetPoint(headMorphing.headPoints.Points[76].Xy));
Convex.Insert(0, GetPoint(headMorphing.headPoints.Points[75].Xy));
}
FirstIndex = 7;
LastIndex = Convex.Count - 1;
var tempPoints = new List <Point>();
for (int index = 0; index < Convex.Count; ++index)
{
var position = Convex[index];
tempPoints.Add(new Point((uint)index, position.X, position.Y));
}
Indices.Clear();
Indices.AddRange(Triangulate.Delaunay(tempPoints));
}
