private int drawRose(SceneBrep scene, Matrix4 m, string param)
{
int number_of_points = segments;
double period = Math.PI * d;
if ((n % 2 == 0) || (d % 2 == 0))
{
period *= 2;
}
double s = 0.0;
double ds = 1.0 / number_of_points;
double dtheta = period / number_of_points;
List <int> points = new List <int>();
double k = (double)n / d;
for (int i = 0; i < number_of_points; i++)
{
double theta = i * dtheta;
double r = scale * Math.Cos(k * theta);
float x = (float)(r * Math.Cos(theta * ratioX));
float y = (float)(r * Math.Sin(theta * ratioY));
float z = (float)(r * Math.Cos(theta * i * ratioZ));
if (noRatioZ)
{
z = (float)(r * Math.Cos(theta));
}
if (noRatioX)
{
x = (float)(r * Math.Cos(theta));
}
if (noRatioY)
{
y = (float)(r * Math.Sin(theta));
}
Vector3 A = new Vector3(x, y, z);
int v = scene.AddVertex(Vector3.TransformPosition(A, m));
points.Add(v);
scene.SetTxtCoord(v, new Vector2((float)s, (float)s));
System.Drawing.Color c = Raster.Draw.ColorRamp(0.5 * (s + 1.0));
scene.SetColor(v, new Vector3(c.R / 255.0f, c.G / 255.0f, c.B / 255.0f));
s += ds;
}
for (int i = 0; i < number_of_points - 1; i++)
{
scene.AddLine(points[i], points[i + 1]);
}
scene.AddLine(points[0], points[points.Count - 1]);
return(number_of_points);
}
internal void RenderSceneJustCurve(SceneBrep scene)
{
for (int i = 0; i < Vertices.Count; i++)
{
scene.AddVertex(Vertices[i]);
if (i > 0)
{
scene.AddLine(i - 1, i);
}
}
scene.AddLine(0, Vertices.Count - 1);
}
void AddToScene(SceneBrep scene, List <Vector3> v, int total)
{
for (int i = total; i > total - v.Count + 1; i--)
{
scene.AddLine(i, i - 1);
}
}
private int drawKoch(SceneBrep scene, Matrix4 m, string param)
{
Vector3 A, B, C, D;
int one, two, three, four;
//float a = 1.0f;
A.X = 0;
A.Y = 0;
A.Z = 0;
one = scene.AddVertex(Vector3.TransformPosition(A, m));
B.X = 1.0f;
B.Y = 1.0f;
B.Z = 0;
two = scene.AddVertex(Vector3.TransformPosition(B, m));
C.X = 0;
C.Y = 1.0f;
C.Z = 1.0f;
three = scene.AddVertex(Vector3.TransformPosition(C, m));
D.X = 1.0f;
D.Y = 0;
D.Z = 1.0f;
four = scene.AddVertex(Vector3.TransformPosition(D, m));
scene.AddLine(one, two);
scene.AddLine(two, three);
scene.AddLine(three, one);
scene.AddLine(four, one);
scene.AddLine(four, two);
scene.AddLine(four, three);
drawKochRecursive(depthParam, scene, m, param, A, B, C, D);
return(segments + (int)Math.Pow(4, depthParam) + 1);
}
private int drawLineBezier(SceneBrep scene, Matrix4 m, string param, Vector3 P0, Vector3 P1, Vector3 P2)
{
int segm = 200;
float hun = 100.0f;
List <int> pointsList = new List <int>();
addCube(scene, m, param);
//P0 -= delta; P1 -= delta;P2 -= delta;
for (int i = 0; i <= 100; i++)
{
float t = ((float)(i)) / hun;
Vector3 P = (1 - t) * ((1 - t) * P0 + t * P1) + t * ((1 - t) * P1 + t * P2);
//float x = (1-t)*(1-t)*x1 + 2*(1-t)*t*x2+t*t*x3;
//float y = (1-t)*(1-t)*y1 + 2*(1-t)*t*y2+t*t*y3;
pointsList.Add(scene.AddVertex(Vector3.TransformPosition(P, m)));
}
for (int i = 0; i < pointsList.Count - 1; i++)
{
scene.AddLine(pointsList[i], pointsList[i + 1]);
}
int p0, p1, p2;
p0 = scene.AddVertex(Vector3.TransformPosition(P0, m));
p1 = scene.AddVertex(Vector3.TransformPosition(P1, m));
p2 = scene.AddVertex(Vector3.TransformPosition(P2, m));
scene.AddLine(p0, p1);
scene.AddLine(p1, p2);
return(segm + 2);
}
/// <summary>
/// Construct a new Brep solid (preferebaly closed = regular one).
/// </summary>
/// <param name="scene">B-rep scene to be modified</param>
/// <param name="m">Transform matrix (object-space to world-space)</param>
/// <param name="param">Shape parameters if needed</param>
/// <returns>Number of generated faces (0 in case of failure)</returns>
public int AddMesh(SceneBrep scene, Matrix4 m, string param)
{
// {{ TODO: put your Mesh-construction code here
parseParams(param);
// If there will be large number of new vertices, reserve space for them to save time.
scene.Reserve(segments + 1);
double t = 0.0;
double dt = maxT / segments;
double s = 0.0; // for both texture coordinate & color ramp
double ds = 1.0 / segments;
int vPrev = 0;
Vector3 A;
for (int i = 0; i <= segments; i++)
{
// New vertex's coordinates.
A.X = (float)(radius * Math.Cos(kx * t + dx));
A.Y = (float)(radius * Math.Cos(ky * t + dy));
A.Z = (float)(radius * Math.Cos(kz * t + dz));
// New vertex.
int v = scene.AddVertex(Vector3.TransformPosition(A, m));
// Vertex attributes.
scene.SetTxtCoord(v, new Vector2((float)s, (float)s));
System.Drawing.Color c = Raster.Draw.ColorRamp(0.5 * (s + 1.0));
scene.SetColor(v, new Vector3(c.R / 255.0f, c.G / 255.0f, c.B / 255.0f));
// New line?
if (i > 0)
{
scene.AddLine(vPrev, v);
}
// Next vertex.
t += dt;
s += ds;
vPrev = v;
}
// Thick line (for rendering).
scene.LineWidth = 3.0f;
return(segments);
// }}
}
private int drawSpiral(SceneBrep scene, Matrix4 m, string param)
{
int number_of_points = segments;
double period = Math.PI * scale;
double dtheta = period / number_of_points;
List <int> points = new List <int>();
double ds = 1.0 / (double)number_of_points;
double s = 0.0;
for (int i = 0; i < number_of_points; i++)
{
double theta = i * dtheta;
float x = (float)(s * s * Math.Cos(theta * ratioX));
float y = (float)(s * s * Math.Sin(theta * ratioY));
float z = (float)(s * s);
Vector3 A = new Vector3(x, y, z);
int v = scene.AddVertex(Vector3.TransformPosition(A, m));
scene.SetTxtCoord(v, new Vector2((float)s, (float)s));
System.Drawing.Color c = Raster.Draw.ColorRamp(0.5 * (s + 1.0));
scene.SetColor(v, new Vector3(c.R / 255.0f, c.G / 255.0f, c.B / 255.0f));
points.Add(v);
s += ds;
}
for (int i = 0; i < number_of_points - 1; i++)
{
scene.AddLine(points[i], points[i + 1]);
}
//scene.AddLine(points[0], points[points.Count - 1]);
return(number_of_points);
}
private int drawTetrahedron(SceneBrep scene, Matrix4 m, string param)
{
segments = 4;
scene.Reserve(segments + (int)Math.Pow(4, depthParam) + 1);
/*c.Line(0, 0, 0, c.Height);
* c.Line(0, c.Height, c.Width, c.Height / 2);
* c.Line(c.Width, c.Height / 2, 0, 0);
*/
Vector3 A, B, C, D;
int one, two, three, four;
//float a = 1.0f;
A.X = 0;
A.Y = 0;
A.Z = 0;
one = scene.AddVertex(Vector3.TransformPosition(A, m));
B.X = 1.0f;
B.Y = 1.0f;
B.Z = 0;
two = scene.AddVertex(Vector3.TransformPosition(B, m));
C.X = 0;
C.Y = 1.0f;
C.Z = 1.0f;
three = scene.AddVertex(Vector3.TransformPosition(C, m));
D.X = 1.0f;
D.Y = 0;
D.Z = 1.0f;
four = scene.AddVertex(Vector3.TransformPosition(D, m));
scene.AddLine(one, two);
scene.AddLine(two, three);
scene.AddLine(three, one);
scene.AddLine(four, one);
scene.AddLine(four, two);
scene.AddLine(four, three);
drawTetrahedronRecursive(depthParam, scene, m, param, A, B, C, D);
return(segments + (int)Math.Pow(4, depthParam) + 1);
}
private void drawKochRecursive(int depth, SceneBrep scene, Matrix4 m, string param, Vector3 a, Vector3 b, Vector3 c, Vector3 d)
{
if (depth == 0)
{
return;
}
Vector3 stand;
stand.X = 0;
stand.Y = 0;
stand.Z = 0;
int ab, ac, ad, bc, bd, cd, headabc, headadb, headacd, headbdc;
Vector3 AB = stand, AC = stand, AD = stand;
Vector3 BC = stand, BD = stand;
Vector3 CD = stand;
calculateMiddle(a, b, c, d, ref AB, ref AC, ref AD, ref BC, ref BD, ref CD);
float lengthOfSide = (float)Math.Sqrt((AB.X - BC.X) * (AB.X - BC.X) + (AB.Y - BC.Y) * (AB.Y - BC.Y) + (AB.Z - BC.Z) * (AB.Z - BC.Z));
float height = lengthOfSide * (float)Math.Sqrt(6) / 3.0f;
Vector3 headABC = calculateHeightVertex(a, b, c, height);
Vector3 headADB = calculateHeightVertex(a, d, b, height);
Vector3 headACD = calculateHeightVertex(a, c, d, height);
Vector3 headBDC = calculateHeightVertex(b, d, c, height);
ab = scene.AddVertex(Vector3.TransformPosition(AB, m));
ac = scene.AddVertex(Vector3.TransformPosition(AC, m));
ad = scene.AddVertex(Vector3.TransformPosition(AD, m));
bc = scene.AddVertex(Vector3.TransformPosition(BC, m));
bd = scene.AddVertex(Vector3.TransformPosition(BD, m));
cd = scene.AddVertex(Vector3.TransformPosition(CD, m));
headabc = scene.AddVertex(Vector3.TransformPosition(headABC, m));
headadb = scene.AddVertex(Vector3.TransformPosition(headADB, m));
headacd = scene.AddVertex(Vector3.TransformPosition(headACD, m));
headbdc = scene.AddVertex(Vector3.TransformPosition(headBDC, m));
scene.AddLine(ab, ac);
scene.AddLine(ac, bc);
scene.AddLine(bc, ab);
scene.AddLine(ab, headabc);
scene.AddLine(ac, headabc);
scene.AddLine(bc, headabc);
scene.AddLine(ab, bd);
scene.AddLine(bd, ad);
scene.AddLine(ad, ab);
scene.AddLine(ab, headadb);
scene.AddLine(bd, headadb);
scene.AddLine(ad, headadb);
scene.AddLine(ac, ad);
scene.AddLine(ad, cd);
scene.AddLine(cd, ac);
scene.AddLine(ac, headacd);
scene.AddLine(ad, headacd);
scene.AddLine(cd, headacd);
scene.AddLine(bc, cd);
scene.AddLine(cd, bd);
scene.AddLine(bd, bc);
scene.AddLine(bc, headbdc);
scene.AddLine(bd, headbdc);
scene.AddLine(cd, headbdc);
drawKochRecursive(depth - 1, scene, m, param, AB, AC, BC, headABC);
drawKochRecursive(depth - 1, scene, m, param, AB, BD, AD, headADB);
drawKochRecursive(depth - 1, scene, m, param, AD, CD, AC, headACD);
drawKochRecursive(depth - 1, scene, m, param, BD, BC, CD, headBDC);
}
private int drawOctahedron(SceneBrep scene, Matrix4 m, string param, float sc, Vector3 color, double s, double theta)
{
int one, two, three, four, five, six;
float localScale = (float)sc;
Vector4 row1 = new Vector4((float)Math.Cos(theta), (float)-Math.Sin(theta), 0, 0);
Vector4 row2 = new Vector4((float)Math.Sin(theta), (float)Math.Cos(theta), 0, 0);
Vector4 row3 = new Vector4(0, 0, 1, 0);
Vector4 row4 = new Vector4(0, 0, 0, 1);
m = new Matrix4(row1, row2, row3, row4);
Vector3 A = new Vector3(localScale, 0, 0);
one = scene.AddVertex(Vector3.TransformPosition(A, m));
A = new Vector3(0, localScale, 0);
two = scene.AddVertex(Vector3.TransformPosition(A, m));
A = new Vector3(-localScale, 0, 0);
three = scene.AddVertex(Vector3.TransformPosition(A, m));
A = new Vector3(0, -localScale, 0);
four = scene.AddVertex(Vector3.TransformPosition(A, m));
A = new Vector3(0, 0, localScale);
five = scene.AddVertex(Vector3.TransformPosition(A, m));
A = new Vector3(0, 0, -localScale);
six = scene.AddVertex(Vector3.TransformPosition(A, m));
scene.SetTxtCoord(one, new Vector2((float)s, (float)s));
scene.SetTxtCoord(two, new Vector2((float)s, (float)s));
scene.SetTxtCoord(three, new Vector2((float)s, (float)s));
scene.SetTxtCoord(four, new Vector2((float)s, (float)s));
scene.SetTxtCoord(five, new Vector2((float)s, (float)s));
scene.SetTxtCoord(six, new Vector2((float)s, (float)s));
scene.SetColor(one, color);
scene.SetColor(two, color);
scene.SetColor(three, color);
scene.SetColor(four, color);
scene.SetColor(five, color);
scene.SetColor(six, color);
scene.AddLine(one, two);
scene.AddLine(two, three);
scene.AddLine(three, four);
scene.AddLine(four, one);
scene.AddLine(five, one);
scene.AddLine(five, two);
scene.AddLine(five, three);
scene.AddLine(five, four);
scene.AddLine(six, one);
scene.AddLine(six, two);
scene.AddLine(six, three);
scene.AddLine(six, four);
return(6);
}
private int dragonCurve(SceneBrep scene, Matrix4 m, string param)
{
int retValue = 1;
List <int> turnSequence = new List <int>();
for (int i = 0; i < depthParam; i++)
{
var copy = new List <int>(turnSequence);
copy.Reverse();
turnSequence.Add(1);
foreach (int turn in copy)
{
turnSequence.Add(-turn);
}
}
bool increasez = false;
int one, two;
double z2;
double startingAngle = -depthParam * (Math.PI / 4);
double side = 400 / Math.Pow(2, depthParam / 2.0);
double angle = startingAngle;
int x1 = 230, y1 = 350;
int x2 = x1 + (int)(Math.Cos(angle) * side);
int y2 = y1 + (int)(Math.Sin(angle) * side);
Vector3 A = new Vector3(x1, y1, 0);
one = scene.AddVertex(Vector3.TransformPosition(A, m));
A = new Vector3(x2, y2, 0);
two = scene.AddVertex(Vector3.TransformPosition(A, m));
scene.AddLine(one, two);
x1 = x2;
y1 = y2;
one = two;
int turns = turnSequence.Count / 100;
int j = 0;
z2 = 1;
int direction = 0;
foreach (int turn in turnSequence)
{
angle += turn * (Math.PI / 2);
x2 = x1 + (int)(Math.Cos(angle) * side);
y2 = y1 + (int)(Math.Sin(angle) * side);
if (j >= turns)
{
j = 0;
increasez = !increasez;
if (increasez)
{
direction++;
}
}
if (increasez)
{
if (direction % 2 == 0)
{
z2 = z2 + Math.Abs((int)(Math.Cos(angle) * side));
}
else
{
z2 = z2 - Math.Abs((int)(Math.Cos(angle) * side));
}
}
A = new Vector3(x2, y2, (float)z2);
two = scene.AddVertex(Vector3.TransformPosition(A, m));
scene.AddLine(one, two);
x1 = x2;
y1 = y2;
one = two;
retValue++;
j++;
}
return(retValue);
}
private void addCube(SceneBrep scene, Matrix4 m, string param)
{
Vector3 P0, P1, P2, P3;
Vector3 D0, D1, D2, D3;
P0.X = 0;
P0.Y = 0;
P0.Z = 0;
P1.X = 1;
P1.Y = 0;
P1.Z = 0;
P2.X = 1;
P2.Y = 1;
P2.Z = 0;
P3.X = 0;
P3.Y = 1;
P3.Z = 0;
D0.X = 0;
D0.Y = 0;
D0.Z = 1;
D1.X = 1;
D1.Y = 0;
D1.Z = 1;
D2.X = 1;
D2.Y = 1;
D2.Z = 1;
D3.X = 0;
D3.Y = 1;
D3.Z = 1;
/*Vector3 delta;
* delta.X = 0.5f;
* delta.Y = 0.5f;
* delta.Z = 0.5f;
*
* P0 -= delta;P1 -= delta;P2 -= delta;P3 -= delta;
* D0 -= delta;
* D1 -= delta;
* D2 -= delta;
* D3 -= delta;*/
int p0 = scene.AddVertex(Vector3.TransformPosition(P0, m));
int p1 = scene.AddVertex(Vector3.TransformPosition(P1, m));
int p2 = scene.AddVertex(Vector3.TransformPosition(P2, m));
int p3 = scene.AddVertex(Vector3.TransformPosition(P3, m));
int d0 = scene.AddVertex(Vector3.TransformPosition(D0, m));
int d1 = scene.AddVertex(Vector3.TransformPosition(D1, m));
int d2 = scene.AddVertex(Vector3.TransformPosition(D2, m));
int d3 = scene.AddVertex(Vector3.TransformPosition(D3, m));
scene.AddLine(p0, p1);
scene.AddLine(p1, p2);
scene.AddLine(p2, p3);
scene.AddLine(p3, p0);
scene.AddLine(d0, d1);
scene.AddLine(d1, d2);
scene.AddLine(d2, d3);
scene.AddLine(d3, d0);
scene.AddLine(p0, d0);
scene.AddLine(p1, d1);
scene.AddLine(p2, d2);
scene.AddLine(p3, d3);
}
private void drawTetrahedronRecursive(int depth, SceneBrep scene, Matrix4 m, string param, Vector3 a, Vector3 b, Vector3 c, Vector3 d)
{
if (depth == 0)
{
return;
}
Vector3 stand;
stand.X = 0;
stand.Y = 0;
stand.Z = 0;
int ab, ac, ad, bc, bd, cd;
Vector3 AB = stand, AC = stand, AD = stand;
Vector3 BC = stand, BD = stand;
Vector3 CD = stand;
calculateMiddle(a, b, c, d, ref AB, ref AC, ref AD, ref BC, ref BD, ref CD);
ab = scene.AddVertex(Vector3.TransformPosition(AB, m));
ac = scene.AddVertex(Vector3.TransformPosition(AC, m));
ad = scene.AddVertex(Vector3.TransformPosition(AD, m));
bc = scene.AddVertex(Vector3.TransformPosition(BC, m));
bd = scene.AddVertex(Vector3.TransformPosition(BD, m));
cd = scene.AddVertex(Vector3.TransformPosition(CD, m));
scene.AddLine(ab, ac);
scene.AddLine(ac, bc);
scene.AddLine(bc, ab);
scene.AddLine(ab, bd);
scene.AddLine(bd, ad);
scene.AddLine(ad, ab);
scene.AddLine(ac, ad);
scene.AddLine(ad, cd);
scene.AddLine(cd, ac);
scene.AddLine(bc, cd);
scene.AddLine(cd, bd);
scene.AddLine(bd, bc);
drawTetrahedronRecursive(depth - 1, scene, m, param, AB, b, BC, BD);
drawTetrahedronRecursive(depth - 1, scene, m, param, a, AB, AC, AD);
drawTetrahedronRecursive(depth - 1, scene, m, param, AC, BC, c, CD);
drawTetrahedronRecursive(depth - 1, scene, m, param, AD, BD, CD, d);
}
/// <summary>
/// Construct a new Brep solid (preferebaly closed = regular one).
/// </summary>
/// <param name="scene">B-rep scene to be modified</param>
/// <param name="m">Transform matrix (object-space to world-space)</param>
/// <param name="param">Shape parameters if needed</param>
/// <returns>Number of generated faces (0 in case of failure)</returns>
public int AddMesh(SceneBrep scene, Matrix4 m, string param)
{
parseParams(param);
scene.LineWidth = lineWidth;
// create shape
// create vertices in 3D local space
Vector3[] shapeVerticesLocal = new Vector3[]
{
new Vector3(0, 1, depth),
new Vector3(0.866025f, 0.5f, depth),
new Vector3(0.866025f, -0.5f, depth),
new Vector3(0, -1, depth),
new Vector3(-0.866025f, -0.5f, depth),
new Vector3(-0.866025f, 0.5f, depth),
new Vector3(0, 0, depth),
new Vector3(0, 1, -depth),
new Vector3(0.866025f, 0.5f, -depth),
new Vector3(0.866025f, -0.5f, -depth),
new Vector3(0, -1, -depth),
new Vector3(-0.866025f, -0.5f, -depth),
new Vector3(-0.866025f, 0.5f, -depth),
new Vector3(0, 0, -depth),
};
// push vertices to scene and get theirs indexes
int[] shapeVerticesIndex = new int[shapeVerticesLocal.Length];
for (int i = 0; i < shapeVerticesLocal.Length; i++)
{
int vertexIndex = scene.AddVertex(Vector3.TransformPosition(shapeVerticesLocal[i], m));
shapeVerticesIndex[i] = vertexIndex;
scene.SetColor(vertexIndex, new Vector3(0, 0, 0));
}
Vector3[] edgeColors = new Vector3[] { new Vector3(1, 0, 0), new Vector3(1, 1, 0), new Vector3(0, 1, 0), new Vector3(0, 0, 0) };
// { vertex, vertex, color }
List <int[, ]> shapeEdges = new List <int[, ]>();
shapeEdges.Add(new int[2, 3] {
{ 0, 1, 0 }, { 8, 9, 0 }
});
shapeEdges.Add(new int[2, 3] {
{ 1, 2, 1 }, { 9, 13, 1 }
});
shapeEdges.Add(new int[2, 3] {
{ 2, 6, 1 }, { 10, 9, 1 }
});
shapeEdges.Add(new int[2, 3] {
{ 2, 3, 0 }, { 10, 11, 0 }
});
shapeEdges.Add(new int[2, 3] {
{ 3, 4, 1 }, { 11, 13, 1 }
});
shapeEdges.Add(new int[2, 3] {
{ 4, 6, 1 }, { 12, 11, 1 }
});
shapeEdges.Add(new int[2, 3] {
{ 4, 5, 0 }, { 12, 7, 0 }
});
shapeEdges.Add(new int[2, 3] {
{ 5, 0, 1 }, { 7, 13, 1 }
});
shapeEdges.Add(new int[2, 3] {
{ 0, 6, 1 }, { 8, 7, 1 }
});
shapeEdges.Add(new int[2, 3] {
{ 6, 0, 2 }, { 9, 13, 2 }
});
shapeEdges.Add(new int[2, 3] {
{ 6, 2, 2 }, { 11, 13, 2 }
});
shapeEdges.Add(new int[2, 3] {
{ 6, 4, 2 }, { 7, 13, 2 }
});
shapeEdges.Add(new int[2, 3] {
{ 0, 1, 3 }, { 7, 8, 3 }
});
shapeEdges.Add(new int[2, 3] {
{ 1, 2, 3 }, { 8, 9, 3 }
});
shapeEdges.Add(new int[2, 3] {
{ 2, 3, 3 }, { 9, 10, 3 }
});
shapeEdges.Add(new int[2, 3] {
{ 3, 4, 3 }, { 10, 11, 3 }
});
shapeEdges.Add(new int[2, 3] {
{ 4, 5, 3 }, { 11, 12, 3 }
});
shapeEdges.Add(new int[2, 3] {
{ 5, 0, 3 }, { 12, 7, 3 }
});
// push edges to scene
foreach (int[,] group in shapeEdges)
{
scene.AddLine(shapeVerticesIndex[group[0, 0]], shapeVerticesIndex[group[0, 1]]);
scene.AddLine(shapeVerticesIndex[group[1, 0]], shapeVerticesIndex[group[1, 1]]);
}
//push faces to scene
foreach (int[,] group in shapeEdges)
{
for (int i = 0; i < splits; i++)
{
Vector3 beginDiff = shapeVerticesLocal[group[0, 0]] - shapeVerticesLocal[group[0, 1]];
beginDiff /= splits;
Vector3 begin = shapeVerticesLocal[group[0, 0]] - beginDiff * i;
Vector3 endDiff = shapeVerticesLocal[group[1, 0]] - shapeVerticesLocal[group[1, 1]];
endDiff /= splits;
Vector3 end = shapeVerticesLocal[group[1, 0]] - endDiff * i;
int beginIndex = scene.AddVertex(Vector3.TransformPosition(begin, m));
scene.SetColor(beginIndex, edgeColors[group[0, 2]]);
int endIndex = scene.AddVertex(Vector3.TransformPosition(end, m));
scene.SetColor(endIndex, edgeColors[group[1, 2]]);
scene.AddLine(beginIndex, endIndex);
}
}
return(1); // some magic number
}
/// <summary>
/// Construct a new Brep solid (preferebaly closed = regular one).
/// </summary>
/// <param name="scene">B-rep scene to be modified</param>
/// <param name="m">Transform matrix (object-space to world-space)</param>
/// <param name="param">Shape parameters if needed</param>
/// <returns>Number of generated faces (0 in case of failure)</returns>
public int AddMesh(SceneBrep scene, Matrix4 m, string param)
{
parseParams(param);
int elements = 6 + (depth > 0 ? 8 * (int)Math.Pow(3, depth - 1) : 0) + (center ? 1 : 0);
scene.Reserve(elements);
int middle = scene.AddVertex(Vector3.TransformPosition(new Vector3(0, 0, 0), m));
GenerateBaseVertices();
GenerateSubVertices();
// Generate int positions
{
Queue <Vertex> currentVertices = new Queue <Vertex>(baseVertices);
while (currentVertices.Count > 0)
{
Vertex currentVertex = currentVertices.Dequeue();
currentVertex.Position = scene.AddVertex(Vector3.TransformPosition(currentVertex.Vector3, m));
for (int i = 0; i < currentVertex.SubVertices.Count; i++)
{
currentVertices.Enqueue(currentVertex.SubVertices[i]);
}
}
}
if (neighbors)
{
Queue <Vertex> currentVertices = new Queue <Vertex>(baseVertices);
while (currentVertices.Count > 0)
{
Vertex currentVertex = currentVertices.Dequeue();
for (int i = 0; i < currentVertex.Neighbors.Count; i++)
{
scene.AddLine(currentVertex.Position, currentVertex.Neighbors[i].Position);
}
for (int i = 0; i < currentVertex.SubVertices.Count; i++)
{
currentVertices.Enqueue(currentVertex.SubVertices[i]);
}
}
}
if (center)
{
Queue <Vertex> currentVertices = new Queue <Vertex>(baseVertices);
while (currentVertices.Count > 0)
{
Vertex currentVertex = currentVertices.Dequeue();
scene.AddLine(currentVertex.Position, middle);
for (int i = 0; i < currentVertex.SubVertices.Count; i++)
{
currentVertices.Enqueue(currentVertex.SubVertices[i]);
}
}
}
scene.LineWidth = 3.0f;
return(elements);
}