/**
* divideCrvsByDeltaTan : Curve[] * double -> LinkedList<Plane>
* REQUIRES: theta > 0
* ENSURES: divideCrvsByDeltaTan(crvs, theta) returns a linked list of planes
* along the curves s.t. there is a plane at every point along
* the curve where the change in the tangent vector between
* two points is greater than theta.
**/
private IEnumerable <Point3d> DivByAngle(Curve crv, double angle)
{
//initialize parameters
double theta = angle;
Interval dom = crv.Domain;
double stepSize = Math.Abs(dom.Length) * Constants.AbsoluteTolerance * Constants.AbsoluteTolerance;
//initialize list
List <Point3d> pts = new List <Point3d>();
Continuity c = Continuity.C1_continuous;
//initialize data
double rover = dom.Min; //steps along the curve by stepSize
//Add plane at start point of curve to list
Point3d pt = crv.PointAt(rover);
pts.Add(pt);
//Increment
Vector3d prevTan = crv.TangentAt(rover);
double oldRover = rover; //stores the previous rover for comparison
rover += stepSize;
while (rover < dom.Max)
{
Vector3d currTan = crv.TangentAt(rover);
//If there is a discontinuity between the oldRover and rover
//then place a point at the discontinuity and update prevTan.
double discontinuity;
bool isDisc = crv.GetNextDiscontinuity(c, oldRover, rover,
out discontinuity);
if (isDisc)
{
pt = crv.PointAt(discontinuity);
pts.Add(pt);
prevTan = crv.TangentAt(discontinuity);
}
//If the change in tangent vector is greater than theta,
//then drop a target at the rover and update prevTan.
double delta = RhinoMath.ToDegrees(Math.Abs(Vector3d.VectorAngle(prevTan, currTan)));
if (delta > theta)
{
pt = crv.PointAt(rover);
pts.Add(pt);
prevTan = currTan;
}
//Increment
oldRover = rover;
rover += stepSize;
}
//Add target at end point of curve
pt = crv.PointAt(dom.Max);
pts.Add(pt);
return(pts);
}
public static Result GetAngle(RhinoDoc doc)
{
var gp = new GetPoint();
gp.SetCommandPrompt("Base point");
gp.Get();
if (gp.CommandResult() != Result.Success)
{
return(gp.CommandResult());
}
var base_point = gp.Point();
gp.SetCommandPrompt("First reference point");
gp.DrawLineFromPoint(base_point, true);
gp.Get();
if (gp.CommandResult() != Result.Success)
{
return(gp.CommandResult());
}
var first_point = gp.Point();
double angle_radians;
var rc = RhinoGet.GetAngle("Second reference point", base_point, first_point, 0, out angle_radians);
if (rc == Result.Success)
{
RhinoApp.WriteLine("Angle = {0} degrees", RhinoMath.ToDegrees(angle_radians));
}
return(rc);
}
//private void ExportSampler()
//{
// _mitsubaXml.CreateSamplerXml();
//}
/// <summary>
/// This method exports the Mitsuba emitters: lights and environment.
///
/// NOTE: if you try to get the environment with RhinoDoc.ActiveDoc.RenderEnvironments[0]
/// Rhino crashes with a "pure virtual function called" error...
/// </summary>
private void ExportEmitters()
{
if (RhinoDoc.ActiveDoc.RenderEnvironments.Count > 0)
{
//HDR environment
var environment = RenderEnvironment.CurrentEnvironment;
var texture = environment.FindChild("texture");
if (texture != null)
{
var env_file = texture.Fields.GetField("filename").ValueAsObject();
_mitsubaXml.CreateEnvironmentEmitterXml(env_file.ToString());
}
}
//Lights
foreach (var obj in RhinoDoc.ActiveDoc.Objects.GetObjectList(ObjectType.Light))
{
if (!obj.Visible)
{
continue;
}
var objRef = new ObjRef(obj);
var light = objRef.Light();
MitsubaEmitter emitter = null;
if (light.IsPointLight)
{
//var location = light.Location;
//var spectrum = light.Diffuse;
//var sampleWeight = light.Intensity;
emitter = new PointLightSource(light.Location, (float)light.Intensity * 100);
}
else if (light.IsSpotLight)
{
var origin = light.Location;
var target = light.Direction;
var cutoffAngle = (float)RhinoMath.ToDegrees(light.SpotAngleRadians);
var intensity = (float)light.Intensity * 50000; //TODO Multiplicador SpotLight ???
emitter = new SpotLightSource(origin, target, intensity, cutoffAngle);
}
else if (light.IsSunLight)
{
//TODO SunLight
}
if (emitter != null)
{
_mitsubaXml.CreateEmitterXml(emitter);
}
}
}
protected override void SolveInstance(IGH_DataAccess access)
{
string text = null;
string font = null;
Color colour = Color.Black;
Point3d location = Point3d.Origin;
double horizontal = 0.0;
double vertical = 0.0;
double rotation = 0.0;
if (!access.GetData(0, ref text))
{
return;
}
if (!access.GetData(1, ref font))
{
return;
}
if (!access.GetData(2, ref location))
{
return;
}
if (!access.GetData(3, ref colour))
{
return;
}
if (!access.GetData(4, ref horizontal))
{
return;
}
if (!access.GetData(5, ref vertical))
{
return;
}
if (!access.GetData(6, ref rotation))
{
return;
}
Param_Number param = (Param_Number)Params.Input[6];
if (!param.UseDegrees)
{
rotation = RhinoMath.ToDegrees(rotation);
}
GdiTextGoo goo = new GdiTextGoo(text, font, colour, location, horizontal, vertical, rotation);
access.SetData(0, goo);
}
private void RunScript(Plane source, Plane target, ref object XYZ, ref object ABC)
{
// <Custom code>
Transform temp = Transform.PlaneToPlane(source, target);
double C = RhinoMath.ToDegrees(Math.Atan2(temp.M21, temp.M22));
double B = RhinoMath.ToDegrees(-Math.Atan2(temp.M20, Math.Sqrt((temp.M21 * temp.M21 + temp.M22 * temp.M22))));
double A = RhinoMath.ToDegrees(Math.Atan2(temp.M10, temp.M00));
ABC = new Vector3d(A, B, C);
Point3d _XYZ;
source.RemapToPlaneSpace(target.Origin, out _XYZ);
XYZ = _XYZ;
// </Custom code>
}
//내각 구하기
public List <double> InnerAngles(List <Line> lineSegments)
{
List <double> innerAngles = new List <double>();
for (int i = 0; i < lineSegments.Count; i++)
{
Line l1 = lineSegments[i];
Line l2 = lineSegments[(i + 1) % lineSegments.Count];
double a, b;
Vector3d v1, v2;
Rhino.Geometry.Intersect.Intersection.LineLine(l1, l2, out a, out b, 0, false);
if (a > 0 && b <= 0)
{
v1 = lineSegments[i].UnitTangent * -1;
v2 = lineSegments[(i + 1) % lineSegments.Count].UnitTangent;
}
else if (b > 0 && a <= 0)
{
v1 = lineSegments[i].UnitTangent;
v2 = lineSegments[(i + 1) % lineSegments.Count].UnitTangent * -1;
}
else if (b > 0 && a > 0)
{
v1 = lineSegments[i].UnitTangent * -1;
v2 = lineSegments[(i + 1) % lineSegments.Count].UnitTangent * -1;
}
else
{
v1 = lineSegments[i].UnitTangent;
v2 = lineSegments[(i + 1) % lineSegments.Count].UnitTangent;
}
double innerAngle = RhinoMath.ToDegrees(Vector3d.VectorAngle(v2, v1, Plane.WorldXY));
innerAngles.Add(innerAngle);
}
return(innerAngles);
}
/// <summary>
/// Calcuate the wire rotataion from -360 to +360 based on the input vector and current location.
/// </summary>
/// <param name="vector">Vector3d - The direction the wire should be oriented toward.</param>
/// <returns>double - angle measurement from -360 to +360.</returns>
public double VectorRotation(Vector3d vector)
{
/*
* Locate the Angle of a Vector from 0 to 360
* Using:
* A<dot> B =|| A || *|| B || *cos(Angle)
* Cosine Law Computes between 0 and 180.
* Vertical Referance allows(+/ -) orientation to be solved.
*
* H_Len - Magnitude of Horizontal Referance
* H_DP - Dot Product of Vector and Horizontal
* H_Angle - Angle from Horizontal to Vector
*
* V_Len - Magnitude of Vertical Referance
* V_DP - Dot Product of Vector and Vertical
* V_Angle - Angle from Vertical to Vector
*
* Quadrent Key:
* I - H_Angle + V_Angle == 90
* II - H_Angle - V_Angle == 90
* III - H_Angle + V_Angle == 270
* IV - V_Angle - H_Angle == 90
*
###########################
## ##
## II | I ##
## \ | / ##
## \ | / ##
##^ \ | / ##
##0_________\|/__________##
## /|\ ##
## / | \ ##
## / | \ ##
## / | \ ##
## III | IV ##
## ##
###########################
*/
Vector3d horizontal = this.cutPlane.XAxis;
Vector3d vertical = this.cutPlane.YAxis;
if (this.cutPlane.Normal.IsParallelTo(vector) != 0)
{
throw new Exception($"Wire angle vector cannot be parallel to the cut plane normal!");
}
if (!this.cutPlane.Normal.IsPerpendicularTo(vector))
{
vector = (Vector3d)this.cutPlane.ClosestPoint(new Point3d(vector.X, vector.Y, vector.Z));
}
vector.Unitize();
var hAngle = RhinoMath.ToDegrees(Vector3d.VectorAngle(vector, horizontal));
var vAngle = RhinoMath.ToDegrees(Vector3d.VectorAngle(vector, vertical));
double angle;
if (vector.IsParallelTo(this.cutPlane.XAxis) != 0)
{
angle = 0;
}
else if (vector.IsParallelTo(this.cutPlane.YAxis) != 0)
{
angle = 90;
}
else if (Math.Abs(hAngle + vAngle - 90) <= this.Doc.ModelAbsoluteTolerance)
{
// Quadrent I //
angle = hAngle;
}
else if (Math.Abs(hAngle - vAngle - 90) <= this.Doc.ModelAbsoluteTolerance)
{
// Quadrend II //
angle = 90 + vAngle;
}
else if (Math.Abs(hAngle + vAngle - 270) <= this.Doc.ModelAbsoluteTolerance)
{
// Quadrend III //
angle = 90 + vAngle;
}
else if (Math.Abs(vAngle - hAngle - 90) <= this.Doc.ModelAbsoluteTolerance)
{
// Quadrend IV //
angle = 360 - hAngle;
}
else
{
throw new Exception("Error calcuating wire position");
}
double move = angle - this.CurrentLocation[3];
for (int adj = -360; adj <= 360; adj += 180)
{
if (Math.Abs(move) > Math.Abs(move + adj))
{
move = move + (double)adj;
}
}
return(Math.Round(this.CurrentLocation[3] + move, this.ToleranceDecimals));
}
public static HyparPlane ToHyparPlane(this rg.Plane p)
{
return(new HyparPlane(p.Origin.ToVector3(), RhinoMath.ToDegrees(rg.Vector3d.VectorAngle(rg.Vector3d.XAxis, p.XAxis, rg.Plane.WorldXY))));
}
/// <summary>
/// This is the method that actually does the work.
/// </summary>
/// <param name="DA">The DA object is used to retrieve from inputs and store in outputs.</param>
protected override void SolveInstance(IGH_DataAccess DA)
{
// Definition of input variables
var north = new Vector3d();
var sazi = new List <double>();
var salt = new List <double>();
var shours = new List <double>();
var pmesh = new List <Mesh>();
var atol = new double();
//Definition of output variable
var siftazi = new GH_Structure <GH_Number>();
var siftalt = new GH_Structure <GH_Number>();
var sifthours = new GH_Structure <GH_Number>();
var svector = new GH_Structure <GH_Vector>();
// Populating the list input variables
if (!DA.GetData(0, ref north))
{
return;
}
if (!DA.GetDataList(1, sazi))
{
return;
}
if (!DA.GetDataList(2, salt))
{
return;
}
if (!DA.GetDataList(3, shours))
{
return;
}
if (!DA.GetDataList(4, pmesh))
{
return;
}
if (!DA.GetData(5, ref atol))
{
return;
}
// Evaluate if North == null
if (north == null)
{
north = new Vector3d(1.0, 0.0, 0.0);
}
//Project north in the XY world and unitize
if (!north.IsPerpendicularTo(new Vector3d(0.0, 0.0, 1.0)))
{
var xyworld = new Plane(new Point3d(0.0, 0.0, 0.0), new Vector3d(0.0, 0.0, 1.0));
var proj_xyworld = new Transform();
proj_xyworld = Transform.PlanarProjection(xyworld);
north.Transform(proj_xyworld);
north.Unitize();
}
else
{
north.Unitize();
}
// Abort the component if retrieval fails or input length are zeros
if (sazi == null)
{
return;
}
if (salt == null)
{
return;
}
if (shours == null)
{
return;
}
if (sazi.Count == 0)
{
return;
}
if (salt.Count == 0)
{
return;
}
if (shours.Count == 0)
{
return;
}
// Abort if sazi, salt and shours counts differ
if (!(sazi.Count == salt.Count || sazi.Count == shours.Count || salt.Count == shours.Count))
{
return;
}
// start the analysis
int scount = sazi.Count;
int mcount = pmesh.Count;
//for each input mesh
for (int i = 0; i < mcount; i++)
{
GH_Path p1 = new GH_Path(i);
var current_mesh = pmesh[i];
var current_centroid = new Point3d(AreaMassProperties.Compute(current_mesh).Centroid);
current_mesh.FaceNormals.ComputeFaceNormals();
var current_normal = current_mesh.FaceNormals[0];
current_normal.Unitize();
//for each input sun vector
for (int j = 0; j < scount; j++)
{
GH_Path p2 = new GH_Path(i, j);
//convert sun angles to radians
var current_sazi_r = RhinoMath.ToRadians(sazi[j]);
var current_salt_r = RhinoMath.ToRadians(salt[j]);
// convert to clockwise angle values
current_sazi_r = 2 * Math.PI - current_sazi_r;
current_salt_r = 2 * Math.PI - current_salt_r;
var current_sazi = new GH_Number(RhinoMath.ToDegrees(current_sazi_r));
var current_salt = new GH_Number(RhinoMath.ToDegrees(current_salt_r));
var current_shour = new GH_Number(shours[j]);
//create sun vector
var current_sun = new Vector3d(north.X - current_centroid.X, north.Y - current_centroid.Y, north.Z - current_centroid.Z);
current_sun.Unitize();
//current_sun.Reverse();
current_sun.Rotate(current_salt_r, Vector3d.CrossProduct(new Vector3d(0.0, 0.0, 1.0), north));
current_sun.Rotate(current_sazi_r, new Vector3d(0.0, 0.0, 1.0));
//current_sun.Reverse();
// Dot product mesh normal current_sun
var dsn = Vector3d.Multiply(current_normal, current_sun);
if (dsn > (0 + Math.Cos(Math.PI / 2 - atol)))
{
siftazi.Append(current_sazi, p1);
siftalt.Append(current_salt, p1);
sifthours.Append(current_shour, p1);
svector.Append(new GH_Vector(current_sun));
}
}
}
DA.SetDataTree(0, siftazi);
DA.SetDataTree(1, siftalt);
DA.SetDataTree(2, sifthours);
DA.SetDataTree(3, svector);
}
/// <summary>
/// This procedure contains the user code. Input parameters are provided as regular arguments,
/// Output parameters as ref arguments. You don't have to assign output parameters,
/// they will have a default value.
/// </summary>
private void RunScript(DataTree <Curve> cTree, DataTree <double> oTree, double angleThreshold, ref object crvs, ref object crvs2, ref object pts, ref object perps)
{
DataTree <Curve> outputCrvs = new DataTree <Curve>();
DataTree <Point3d> outputPts = new DataTree <Point3d>();
DataTree <Curve> fillerCrvs = new DataTree <Curve>();
List <Curve> outCrvs = new List <Curve>();
for (int i = 0; i < cTree.BranchCount; i++)
{
List <Curve> cList = cTree.Branch(i);
GH_Path p = cTree.Path(i);
Curve crv = null;
for (int j = 0; j < cList.Count; j++)
{
double offsetValue = oTree.Branch(i)[j];
//offset & extend
if (offsetValue != 0)
{
Curve[] cArr = cList[j].Offset(Plane.WorldXY, offsetValue, RhinoMath.DefaultDistanceToleranceMillimeters, CurveOffsetCornerStyle.None);
foreach (Curve c in cArr)
{
crv = c;
}
}
else
{
crv = cList[j];
}
// if for loop is not in the first iteration && tangent of current curve equals tangent of previous curve && curves are disjoint, Create a line perpendidular between the 2 curves)
if ((i > 0))
{
Curve prevCrv = outputCrvs.Branch(i - 1)[j];
double vecAngle = RhinoMath.ToDegrees(Vector3d.VectorAngle(crv.TangentAtStart, prevCrv.TangentAtEnd));
if (vecAngle < angleThreshold)
{
List <Point3d> _pts = new List <Point3d>()
{
prevCrv.PointAtEnd,
crv.PointAtStart
};
outCrvs.Add(Curve.CreateControlPointCurve(_pts));
fillerCrvs.Add(Curve.CreateControlPointCurve(_pts), p);
}
else
{
crv = crv.Extend(CurveEnd.Start, crv.GetLength(), CurveExtensionStyle.Line);
}
}
outCrvs.Add(crv);
outputCrvs.Add(crv, p);
outputPts.Add(crv.PointAtNormalizedLength(0.5), p);
}
}
outputCrvs.MergeTree(fillerCrvs);
crvs = outputCrvs;
crvs2 = outCrvs;
pts = outputPts;
perps = fillerCrvs;
}
