public static MeshDraft Arc_Cube(float arch_Angle, float theta_Pos, float lenX, float lenY, int spar_Segments, float inner_Height, float inner_Width, float rounding_Radius, int rounding_Segments, float dist_From_Axis)
{
var draft = new MeshDraft { name = "Arc_Cube - VU Button Work" };
Vector3 center_loc = Pos_on_Ellipse(dist_From_Axis, lenX, lenY, theta_Pos);
Vector3 left_loc = Pos_on_Ellipse(dist_From_Axis, lenX, lenY, theta_Pos+arch_Angle/2);
Vector3 right_loc = Pos_on_Ellipse(dist_From_Axis, lenX, lenY, theta_Pos - arch_Angle / 2);
Vector3 left_Pointing = Vector3.Cross(Vector3.forward, Vector3.Normalize(left_loc));
Vector3 right_Pointing = Vector3.Cross(Vector3.Normalize(right_loc),Vector3.forward);
//Left End Plate
Vector3 vH = Vector3.Normalize(left_loc);
Vector3 vW = Vector3.forward;
float h = inner_Height/2;
float w = inner_Width / 2;
List<Vector3> vEndPlate_Left = new List<Vector3>();
vEndPlate_Left.Add(left_loc + left_Pointing * rounding_Radius);
vEndPlate_Left.Add(left_loc + left_Pointing * rounding_Radius - vW * w);
vEndPlate_Left.Add(left_loc + left_Pointing * rounding_Radius - vW * w - vH * h);
vEndPlate_Left.Add(left_loc + left_Pointing * rounding_Radius - vH * h);
vEndPlate_Left.Add(left_loc + left_Pointing * rounding_Radius + vW * w - vH * h);
vEndPlate_Left.Add(left_loc + left_Pointing * rounding_Radius + vW * w);
vEndPlate_Left.Add(left_loc + left_Pointing * rounding_Radius + vW * w + vH * h);
vEndPlate_Left.Add(left_loc + left_Pointing * rounding_Radius + vH * h);
vEndPlate_Left.Add(left_loc + left_Pointing * rounding_Radius - vW * w + vH * h);
vEndPlate_Left.Add(left_loc + left_Pointing * rounding_Radius - vW * w);
draft.Add(TriangleFan(vEndPlate_Left));
//Right End Plate
vH = Vector3.Normalize(right_loc);
List<Vector3> vEndPlate_Right = new List<Vector3>();
vEndPlate_Right.Add(right_loc + right_Pointing * rounding_Radius);
vEndPlate_Right.Add(right_loc + right_Pointing * rounding_Radius - vW * w);
vEndPlate_Right.Add(right_loc + right_Pointing * rounding_Radius - vW * w + vH * h);
vEndPlate_Right.Add(right_loc + right_Pointing * rounding_Radius + vH * h);
vEndPlate_Right.Add(right_loc + right_Pointing * rounding_Radius + vW * w + vH * h);
vEndPlate_Right.Add(right_loc + right_Pointing * rounding_Radius + vW * w);
vEndPlate_Right.Add(right_loc + right_Pointing * rounding_Radius + vW * w - vH * h);
vEndPlate_Right.Add(right_loc + right_Pointing * rounding_Radius - vH * h);
vEndPlate_Right.Add(right_loc + right_Pointing * rounding_Radius - vW * w - vH * h);
vEndPlate_Right.Add(right_loc + right_Pointing * rounding_Radius - vW * w);
draft.Add(TriangleFan(vEndPlate_Right));
float arch_delta_ang = arch_Angle / spar_Segments;
vH = Vector3.Normalize(left_loc);
vW = Vector3.forward;
List<Vector3> vCrossSec_L = new List<Vector3>();
List<Vector3> norm_CSec_L = new List<Vector3>();
float arch_ang_inner = 0;
float ang = 0;
float dAng = Mathf.PI / (2*rounding_Segments);
Vector3 vCirc;
vCrossSec_L.Add(left_loc - vW * (w + rounding_Radius));
norm_CSec_L.Add(-vW);
for (int i = 0; i<rounding_Segments; i++)
{
vCirc = PTUtils.PointOnCircle3_XY2(rounding_Radius, ang);
vCrossSec_L.Add(left_loc - vW * w + vH * h - vCirc.x * vW + vCirc.y * vH);
norm_CSec_L.Add(Vector3.Normalize(-vCirc.x * vW + vCirc.y * vH));
ang += dAng;
}
vCrossSec_L.Add(left_loc + vH * (h + rounding_Radius));
norm_CSec_L.Add(vH);
for (int i = 0; i < rounding_Segments; i++)
{
vCirc = PTUtils.PointOnCircle3_XY2(rounding_Radius, ang);
vCrossSec_L.Add(left_loc + vW * w + vH * h - vCirc.x * vW + vCirc.y * vH);
norm_CSec_L.Add(Vector3.Normalize(-vCirc.x * vW + vCirc.y * vH));
ang += dAng;
}
vCrossSec_L.Add(left_loc + vW * (w + rounding_Radius));
norm_CSec_L.Add(vW);
for (int i = 0; i < rounding_Segments; i++)
{
vCirc = PTUtils.PointOnCircle3_XY2(rounding_Radius, ang);
vCrossSec_L.Add(left_loc + vW * w - vH * h - vCirc.x * vW + vCirc.y * vH);
norm_CSec_L.Add(Vector3.Normalize(-vCirc.x * vW + vCirc.y * vH));
ang += dAng;
}
vCrossSec_L.Add(left_loc - vH * (h + rounding_Radius));
norm_CSec_L.Add(-vH);
for (int i = 0; i < rounding_Segments; i++)
{
vCirc = PTUtils.PointOnCircle3_XY2(rounding_Radius, ang);
vCrossSec_L.Add(left_loc - vW * w - vH * h - vCirc.x * vW + vCirc.y * vH);
norm_CSec_L.Add(Vector3.Normalize(-vCirc.x * vW + vCirc.y * vH));
ang += dAng;
}
vCrossSec_L.Add(left_loc - vW * (w + rounding_Radius));
norm_CSec_L.Add(-vW);
for (int j = 0; j < spar_Segments; j++)
{
List<Vector3> vCrossSec_R = new List<Vector3>();
List<Vector3> norm_CSec_R = new List<Vector3>();
arch_ang_inner -= arch_delta_ang;
center_loc = Pos_on_Ellipse(dist_From_Axis, lenX, lenY, theta_Pos + arch_Angle / 2 + arch_ang_inner);
vH = Vector3.Normalize(center_loc);
ang = 0;
vCrossSec_R.Add(center_loc - vW * (w + rounding_Radius));
norm_CSec_R.Add(-vW);
for (int i = 0; i < rounding_Segments; i++)
{
vCirc = PTUtils.PointOnCircle3_XY2(rounding_Radius, ang);
vCrossSec_R.Add(center_loc - vW * w + vH * h - vCirc.x * vW + vCirc.y * vH);
norm_CSec_R.Add(Vector3.Normalize(-vCirc.x * vW + vCirc.y * vH));
ang += dAng;
}
vCrossSec_R.Add(center_loc + vH * (h + rounding_Radius));
norm_CSec_R.Add(vH);
for (int i = 0; i < rounding_Segments; i++)
{
vCirc = PTUtils.PointOnCircle3_XY2(rounding_Radius, ang);
vCrossSec_R.Add(center_loc + vW * w + vH * h - vCirc.x * vW + vCirc.y * vH);
norm_CSec_R.Add(Vector3.Normalize(-vCirc.x * vW + vCirc.y * vH));
ang += dAng;
}
vCrossSec_R.Add(center_loc + vW * (w + rounding_Radius));
norm_CSec_R.Add(vW);
for (int i = 0; i < rounding_Segments; i++)
{
vCirc = PTUtils.PointOnCircle3_XY2(rounding_Radius, ang);
vCrossSec_R.Add(center_loc + vW * w - vH * h - vCirc.x * vW + vCirc.y * vH);
norm_CSec_R.Add(Vector3.Normalize(-vCirc.x * vW + vCirc.y * vH));
ang += dAng;
}
vCrossSec_R.Add(center_loc - vH * (h + rounding_Radius));
norm_CSec_R.Add(-vH);
for (int i = 0; i < rounding_Segments; i++)
{
vCirc = PTUtils.PointOnCircle3_XY2(rounding_Radius, ang);
vCrossSec_R.Add(center_loc - vW * w - vH * h - vCirc.x * vW + vCirc.y * vH);
norm_CSec_R.Add(Vector3.Normalize(-vCirc.x * vW + vCirc.y * vH));
ang += dAng;
}
vCrossSec_R.Add(center_loc - vW * (w + rounding_Radius));
norm_CSec_R.Add(-vW);
draft.Add(Band_Flip(vCrossSec_L, norm_CSec_L, vCrossSec_R, norm_CSec_L));
vCrossSec_L = vCrossSec_R;
norm_CSec_L = norm_CSec_R;
}
//CAPS
Vector3 cap_loc = left_loc;
Vector3 pointing = left_Pointing;
float dir = 1;
for (int k = 0; k < 2; k++)
{
if(k == 1)
{
cap_loc = right_loc;
pointing = right_Pointing;
dir = -1;
}
vCrossSec_L = new List<Vector3>();
norm_CSec_L = new List<Vector3>();
vH = Vector3.Normalize(cap_loc);
float incRad = rounding_Radius / rounding_Segments;
float accRad = 0;
vCrossSec_L.Add(cap_loc - vW * (w + rounding_Radius));
norm_CSec_L.Add(-vW);
for (int i = 0; i < rounding_Segments; i++)
{
vCirc = PTUtils.PointOnCircle3_XY2(rounding_Radius, ang);
vCrossSec_L.Add(cap_loc - vW * w + vH * h - vCirc.x * vW + vCirc.y * vH);
norm_CSec_L.Add(Vector3.Normalize(-vCirc.x * vW + vCirc.y * vH));
ang += dAng;
}
vCrossSec_L.Add(cap_loc + vH * (h + rounding_Radius));
norm_CSec_L.Add(vH);
for (int i = 0; i < rounding_Segments; i++)
{
vCirc = PTUtils.PointOnCircle3_XY2(rounding_Radius, ang);
vCrossSec_L.Add(cap_loc + vW * w + vH * h - vCirc.x * vW + vCirc.y * vH);
norm_CSec_L.Add(Vector3.Normalize(-vCirc.x * vW + vCirc.y * vH));
ang += dAng;
}
vCrossSec_L.Add(cap_loc + vW * (w + rounding_Radius));
norm_CSec_L.Add(vW);
for (int i = 0; i < rounding_Segments; i++)
{
vCirc = PTUtils.PointOnCircle3_XY2(rounding_Radius, ang);
vCrossSec_L.Add(cap_loc + vW * w - vH * h - vCirc.x * vW + vCirc.y * vH);
norm_CSec_L.Add(Vector3.Normalize(-vCirc.x * vW + vCirc.y * vH));
ang += dAng;
}
vCrossSec_L.Add(cap_loc - vH * (h + rounding_Radius));
norm_CSec_L.Add(-vH);
for (int i = 0; i < rounding_Segments; i++)
{
vCirc = PTUtils.PointOnCircle3_XY2(rounding_Radius, ang);
vCrossSec_L.Add(cap_loc - vW * w - vH * h - vCirc.x * vW + vCirc.y * vH);
norm_CSec_L.Add(Vector3.Normalize(-vCirc.x * vW + vCirc.y * vH));
ang += dAng;
}
vCrossSec_L.Add(cap_loc - vW * (w + rounding_Radius));
norm_CSec_L.Add(-vW);
for (int j = 0; j < rounding_Segments; j++)
{
List<Vector3> vCrossSec_R = new List<Vector3>();
List<Vector3> norm_CSec_R = new List<Vector3>();
arch_ang_inner -= arch_delta_ang;
//center_loc = Pos_on_Ellipse(dist_From_Axis, lenX, lenY, theta_Pos + arch_Angle / 2 + arch_ang_inner);
//vH = Vector3.Normalize(left_loc);
ang = 0;
//float incRad = rounding_Radius / rounding_Segments;
//float accRad = 0;
accRad += incRad;
//New_Rad = Radius * sin(Arccos(Inc_Accum / Radius))
float newRad = rounding_Radius * Mathf.Sin(Mathf.Acos(accRad / rounding_Radius));
if (j == rounding_Segments - 1) newRad = 0;
vCrossSec_R.Add(cap_loc - vW * (w + newRad) + accRad* pointing);
norm_CSec_R.Add(-vW);
for (int i = 0; i < rounding_Segments; i++)
{
vCirc = PTUtils.PointOnCircle3_XY2(newRad, ang);
vCrossSec_R.Add(cap_loc - vW * w + vH * h - vCirc.x * vW + vCirc.y * vH + accRad * pointing);
norm_CSec_R.Add(Vector3.Normalize(-vCirc.x * vW + vCirc.y * vH + accRad * pointing));
ang += dAng;
}
vCrossSec_R.Add(cap_loc + vH * (h + newRad) + accRad * pointing);
norm_CSec_R.Add(vH);
for (int i = 0; i < rounding_Segments; i++)
{
vCirc = PTUtils.PointOnCircle3_XY2(newRad, ang);
vCrossSec_R.Add(cap_loc + vW * w + vH * h - vCirc.x * vW + vCirc.y * vH + accRad * pointing);
norm_CSec_R.Add(Vector3.Normalize(-vCirc.x * vW + vCirc.y * vH + accRad * pointing));
ang += dAng;
}
vCrossSec_R.Add(cap_loc + vW * (w + newRad) + accRad * pointing);
norm_CSec_R.Add(vW);
for (int i = 0; i < rounding_Segments; i++)
{
vCirc = PTUtils.PointOnCircle3_XY2(newRad, ang);
vCrossSec_R.Add(cap_loc + vW * w - vH * h - vCirc.x * vW + vCirc.y * vH + accRad * pointing);
norm_CSec_R.Add(Vector3.Normalize(-vCirc.x * vW + vCirc.y * vH + accRad * pointing));
ang += dAng;
}
vCrossSec_R.Add(cap_loc - vH * (h + newRad) + accRad * pointing );
norm_CSec_R.Add(-vH);
for (int i = 0; i < rounding_Segments; i++)
{
vCirc = PTUtils.PointOnCircle3_XY2(newRad, ang);
vCrossSec_R.Add(cap_loc - vW * w - vH * h - vCirc.x * vW + vCirc.y * vH + accRad * pointing);
norm_CSec_R.Add(Vector3.Normalize(-vCirc.x * vW + vCirc.y * vH + accRad * pointing));
ang += dAng;
}
vCrossSec_R.Add(cap_loc - vW * (w + newRad) + accRad * pointing);
norm_CSec_R.Add(-vW);
if (k == 0)
{
draft.Add(Band_Flip(vCrossSec_R, norm_CSec_R, vCrossSec_L, norm_CSec_L));
}
else
{
draft.Add(Band_Flip( vCrossSec_L, norm_CSec_L, vCrossSec_R, norm_CSec_R));
}
vCrossSec_L = vCrossSec_R;
norm_CSec_L = norm_CSec_R;
}
}
return draft;
}
