def CalcRevealDims(_phpp_window_obj, RevealShaderObjs_input, SideIntersectionSurface, Side_OriginPt, Side_Direction):
#Test shading objects for their edge points
Side_IntersectionCurve = []
Side_IntersectionPoints = []
for i in range(len(RevealShaderObjs_input)): #This is the list of shading objects to filter
if ghc.BrepXBrep(RevealShaderObjs_input[i], SideIntersectionSurface).curves != None:
Side_IntersectionCurve.append(ghc.BrepXBrep(RevealShaderObjs_input[i], SideIntersectionSurface).curves)
for i in range(len(Side_IntersectionCurve)):
for k in range(len(ghc.ControlPoints(Side_IntersectionCurve[i]).points)):
Side_IntersectionPoints.append(ghc.ControlPoints(Side_IntersectionCurve[i]).points[k])
#Find the top/closets point for each of the objects that could possibly shade
Side_KeyPoints = []
Side_Rays = []
Side_Angles = []
for i in range(len(Side_IntersectionPoints)):
if Side_OriginPt != Side_IntersectionPoints[i]:
Ray = ghc.Vector2Pt(Side_OriginPt, Side_IntersectionPoints[i], False).vector
Angle = math.degrees(ghc.Angle(_phpp_window_obj.surface_normal, Ray).angle)
if Angle < 89.9:
Side_Rays.append(Ray)
Side_Angles.append(float(Angle))
Side_KeyPoints.append(Side_IntersectionPoints[i])
Side_KeyPoint = Side_KeyPoints[Side_Angles.index(min(Side_Angles))]
Side_KeyRay = Side_Rays[Side_Angles.index(min(Side_Angles))]
#use the Key point found to calculte the Distances for the PHPP Shading Calculator
Side_Hypot = ghc.Length(ghc.Line(Side_OriginPt, Side_KeyPoint))
Deg = (ghc.Angle(Side_Direction, Side_KeyRay).angle) #note this is in Radians
Side_o_reveal = math.sin(Deg) * Side_Hypot
Side_d_reveal = math.sqrt(Side_Hypot**2 - Side_o_reveal**2)
Side_CheckLine = ghc.Line(Side_OriginPt, Side_KeyPoint)
return [Side_o_reveal, Side_d_reveal, Side_CheckLine]
def getWindowBasics(_in):
with idf2ph_rhDoc():
# Get the Window Geometry
geom = rs.coercegeometry(_in)
windowSurface = ghc.BoundarySurfaces(geom)
# Inset the window just slightly. If any windows touch one another or the zone edges
# will failt to create a proper closed Brep. So shink them ever so slightly. Hopefully
# not enough to affect the results.
windowPerim = ghc.JoinCurves(ghc.DeconstructBrep(windowSurface).edges,
preserve=False)
try:
windowPerim = ghc.OffsetonSrf(
windowPerim, 0.004,
windowSurface) # 0.4mm so hopefully rounds down
except:
windowPerim = ghc.OffsetonSrf(windowPerim, -0.004, windowSurface)
windowSurface = ghc.BoundarySurfaces(windowPerim)
# Pull in the Object Name from Rhino Scene
windowName = None
try:
windowName = rs.ObjectName(_in)
except:
warning = "Can't get the Window name from Rhino for some reason?\n"\
"If you are passing in Rhino Geometry, double check you have named all the surfaces?\n"\
"If you are passing in Grasshopper geometry though, ignore this message."
ghenv.Component.AddRuntimeMessage(
ghK.GH_RuntimeMessageLevel.Remark, warning)
windowName = windowName if windowName != None else 'Unnamed_Window'
windowName = cleanUpName(windowName)
# Double check that the surface Normal didn't get flipped
c1 = ghc.Area(geom).centroid
n1 = rs.SurfaceNormal(geom, c1)
c2 = ghc.Area(windowSurface).centroid
n2 = rs.SurfaceNormal(windowSurface, c2)
normAngleDifference = ghc.Degrees(ghc.Angle(n1, n2).angle)
if round(normAngleDifference, 0) != 0:
# Flip the surface if it doesn't match the source
windowSurface = ghc.Flip(windowSurface).surface
return windowName, windowSurface
def find_overhang_shading(_phpp_window_obj, _shadingGeom, _extents=99):
# Figure out the glass surface (inset a bit) and then
# find the origin point for all the subsequent shading calcs (top, middle)
glzgCenter = ghc.Area(_phpp_window_obj.glazing_surface).centroid
glazingEdges = _phpp_window_obj._get_edges_in_order( _phpp_window_obj.glazing_surface )
glazingTopEdge = from_linesegment3d(glazingEdges.Top)
ShadingOrigin = ghc.CurveMiddle(glazingTopEdge)
# In order to also work for windows which are not vertical, find the
# 'direction' from the glazing origin and the top/middle ege point
UpVector = ghc.Vector2Pt(glzgCenter, ShadingOrigin, True).vector
#-----------------------------------------------------------------------
# First, need to filter the scene to find the objects that are 'above'
# the window. Create a 'test plane' that is _extents (99m) tall and 0.5m past the wall surface, test if
# any objects intersect that plane. If so, add them to the set of things
# test in the next step
depth = float(_phpp_window_obj.install_depth) + 0.5
edge1 = ghc.LineSDL(ShadingOrigin, UpVector, _extents)
edge2 = ghc.LineSDL(ShadingOrigin, _phpp_window_obj.surface_normal, depth)
intersectionTestPlane = ghc.SumSurface(edge1, edge2)
OverhangShadingObjs = (x for x in _shadingGeom
if ghc.BrepXBrep(intersectionTestPlane, x).curves != None)
#-----------------------------------------------------------------------
# Using the filtered set of shading objects, find the 'edges' of shading
# geom and then decide where the maximums shading point is
# Create a new 'test' plane coming off the origin (99m in both directions this time).
# Test to find any intersection shading objs and all their crvs/points with this plane
HorizontalLine = ghc.LineSDL(ShadingOrigin, _phpp_window_obj.surface_normal, _extents)
VerticalLine = ghc.LineSDL(ShadingOrigin, UpVector, _extents)
IntersectionSurface = ghc.SumSurface(HorizontalLine, VerticalLine)
IntersectionCurves = (ghc.BrepXBrep(obj, IntersectionSurface).curves
for obj in OverhangShadingObjs
if ghc.BrepXBrep(obj, IntersectionSurface).curves != None)
IntersectionPointsList = (ghc.ControlPoints(crv).points for crv in IntersectionCurves)
IntersectionPoints = (pt for list_of_pts in IntersectionPointsList for pt in list_of_pts)
#-----------------------------------------------------------------------
# If there are any intersection Points found, choose the right one to use to calc shading....
# Find the top/closets point for each of the objects that could possibly shade
smallest_angle_found = 2 * math.pi
key_point = None
for pt in IntersectionPoints:
if pt == None:
continue
# Protect against Zero-Length error
ray = ghc.Vector2Pt(ShadingOrigin, pt, False).vector
if ray.Length < 0.001:
continue
this_ray_angle = ghc.Angle(_phpp_window_obj.surface_normal , ray).angle
if this_ray_angle < 0.001:
continue
if this_ray_angle <= smallest_angle_found:
smallest_angle_found = this_ray_angle
key_point = pt
#-----------------------------------------------------------------------
# Use the 'key point' found to deliver the Height and Distance for the PHPP Shading Calculator
if not key_point:
d_over = None
o_over = None
CheckLine = VerticalLine
else:
d_over = key_point.Z - ShadingOrigin.Z # Vertical distance
Hypot = ghc.Length(ghc.Line(ShadingOrigin, key_point)) # Hypot
o_over = math.sqrt(Hypot**2 - d_over**2) # Horizontal distance
CheckLine = ghc.Line(ShadingOrigin, key_point)
return d_over, o_over, CheckLine
def find_horizon_shading(_phpp_window_obj, _shadingGeom, _extents=99):
"""
Arguments:
_phpp_winddow_obj: The PHPP_Window object to calcualte the values for
_shadingGeom: (list) A list of possible shading objects to test against
_extents: (float) A number (m) to limit the shading search to. Default = 99m
Returns:
h_hori: Distance (m) out from the glazing surface of any horizontal shading objects found
d_hori: Distance (m) up from the base of the window to the top of any horizontal shading objects found
"""
surface_normal = _phpp_window_obj.surface_normal
#-----------------------------------------------------------------------
# Find Starting Point
glazingEdges = _phpp_window_obj._get_edges_in_order( _phpp_window_obj.glazing_surface )
glazingBottomEdge = glazingEdges.Bottom
ShadingOrigin = ghc.CurveMiddle( from_linesegment3d(glazingBottomEdge) )
UpVector = ghc.VectorXYZ(0,0,1).vector
#-----------------------------------------------------------------------
# Find if there are any shading objects and if so put them in a list
HorizonShading = []
HorizontalLine = ghc.LineSDL(ShadingOrigin, surface_normal, _extents)
VerticalLine = ghc.LineSDL(ShadingOrigin, UpVector, _extents)
for shadingObj in _shadingGeom:
if ghc.BrepXCurve(shadingObj, HorizontalLine).points != None:
HorizonShading.append( shadingObj )
#-----------------------------------------------------------------------
# Find any intersection Curves with the shading objects
IntersectionSurface = ghc.SumSurface(HorizontalLine, VerticalLine)
IntersectionCurve = []
IntersectionPoints = []
for shadingObj in HorizonShading:
if ghc.BrepXBrep(shadingObj, IntersectionSurface).curves != None:
IntersectionCurve.append(ghc.BrepXBrep(shadingObj, IntersectionSurface))
for pnt in IntersectionCurve:
IntersectionPoints.append(ghc.ControlPoints(pnt).points)
#-----------------------------------------------------------------------
# Run the "Top-Corner-Finder" if there are any intersecting objects...
if len(IntersectionPoints) != 0:
# Find the top/closets point for each of the objects that could possibly shade
KeyPoints = []
for pnt in IntersectionPoints:
Rays = []
Angles = []
if pnt:
for k in range(len(pnt)):
Rays.append(ghc.Vector2Pt(ShadingOrigin,pnt[k], False).vector)
Angles.append(ghc.Angle(surface_normal , Rays[k]).angle)
KeyPoints.append(pnt[Angles.index(max(Angles))])
# Find the relevant highest / closest point
Rays = []
Angles = []
for i in range(len(KeyPoints)):
Rays.append(ghc.Vector2Pt(surface_normal, KeyPoints[i], False).vector)
Angles.append(ghc.Angle(surface_normal, Rays[i]).angle)
KeyPoint = KeyPoints[Angles.index(max(Angles))]
# Use the point it finds to deliver the Height and Distance for the PHPP Shading Calculator
h_hori = KeyPoint.Z - ShadingOrigin.Z #Vertical distance
Hypot = ghc.Length(ghc.Line(ShadingOrigin, KeyPoint))
d_hori = math.sqrt(Hypot**2 - h_hori**2)
CheckLine = ghc.Line(ShadingOrigin, KeyPoint)
else:
h_hori = None
d_hori = None
CheckLine = HorizontalLine
return h_hori, d_hori, CheckLine
def fractal(depth, x1, y1, z1, x2, y2, z2, length, anglerec, angle, lvariation,
aran, lran, anglerech, angleh, branches, gravity):
#test if depth>0
if depth:
#defining random angle variation and length variation
arn = random.uniform(-angle / 100 * aran, angle / 100 * aran)
lrn = random.uniform(-length / 100 * lran, length / 100 * lran)
#defining horizontal rotation angles
ahor = random.sample(range(0, 360), branches)
"""
#removing numbers within tolerance
ahr = rs.CullDuplicateNumbers(ahor, angleh)
#in a 360 fashion
if ahr[0]+360-angleh<ahr[-1]:
del ahr[0]
random.shuffle(ahr)
"""
ahr = [0, 90, 270, 180]
#previous branch vector
vecst = rg.Point3d(x1, y1, z1)
vecend = rg.Point3d(x2, y2, z2)
movevec = ghc.Vector2Pt(vecst, vecend,
True)[0] #returns vector and it's length
#perpendicular vector rotation plane
rotplane3 = ghc.PlaneNormal(
vecend, movevec) #creates plane perpendicular to vector
plns = ghc.DeconstructPlane(rotplane3) #origin, x, y, z
rotplane = ghc.ConstructPlane(
plns[0], plns[3], plns[2]
) #constructing new plane switching x and y planes to make perpendicular
#generating perpendicular vector
vecperp = ghc.Rotate(movevec, radians(90), rotplane)[0]
#generating vector amplitudes
leny = (length + lrn) * sin(radians(anglerec + arn))
lenz = (length + lrn) * cos(radians(anglerec + arn))
ampy = ghc.Amplitude(vecperp, leny)
ampz = ghc.Amplitude(movevec, lenz)
#changing branch length dependant on branch depth
length = length * lvariation
#building points
endpoint1 = ghc.Move(
vecend, ampz)[0] #returns moved object and transformation data
endpoint = ghc.Move(
endpoint1, ampy)[0] #returns moved object and transformation data
#rotating point in a cone fashion
rotpoint = ghc.Rotate3D(
endpoint, anglerech, vecend,
movevec)[0] #returns rotated geometry and transformation data
#vertical branch angle
angl1 = ghc.Angle(rg.Line(vecend, rotpoint), horizont,
verticalpln)[0] #outputs angle and reflex
angl = ghc.Degrees(angl1)
anglls.append(angl)
#rotate depending on how horizontal branch is
if angl > 0 and angl < 180:
if angl < 89:
grrot = ((30 / 100) * (100 - (angl * 0.9)) / 100) * gravity
elif angl > 91:
grrot = ((30 / 100) * (100 -
((180 - angl) * 0.9)) / 100) * gravity
try:
grrot == 0
rotpoint = ghc.Rotate3D(rotpoint, grrot, vecend, verticalpln)[0]
except:
pass
#building line between points
linegeo = rg.Line(vecend, rotpoint)
#setting coords for next branch
x1 = x2
y1 = y2
z1 = z2
#getting xyz from rotated point
x2 = rg.Point3d(rotpoint)[0]
y2 = rg.Point3d(rotpoint)[1]
z2 = rg.Point3d(rotpoint)[2]
#building a dict of lines with depth as key, and corresponding lines as values
if depth not in treelin.keys():
treelin[depth] = [linegeo]
else:
treelin[depth].append(linegeo)
#calling function with different angle parameter for branch splitting
#calling as many branches as spread within tolerance
for aa in ahr:
fractal(depth - 1, x1, y1, z1, x2, y2, z2, length, angle, angle,
lvariation, aran, lran, aa, angleh, branches, gravity)