cnx_vinyl/docs/equipment/inline-qc-station/render_station.py

# Render the inline QC station views (run in the FreeCAD GUI after build_station.py).
#   exec(open(r"C:/dev/cnx_vinyl/docs/equipment/inline-qc-station/render_station.py", encoding="utf-8").read())
# Detail views are rendered from a temporary document holding the model clipped
# to a box (Part common), because coin clip planes did not reach the render here.
import os
import FreeCAD as App
import FreeCADGui as Gui
import Part

OUTDIR = r"C:/dev/cnx_vinyl/docs/equipment/inline-qc-station"
doc = App.getDocument("InlineQCStation")

_vp = App.ParamGet("User parameter:BaseApp/Preferences/View")
_navi_before = _vp.GetBool("ShowNaviCube", True)
_vp.SetBool("ShowNaviCube", False)
_anim_before = _vp.GetBool("UseNavigationAnimations", True)
_vp.SetBool("UseNavigationAnimations", False)
_presel_before = _vp.GetBool("EnablePreselection", True)
_vp.SetBool("EnablePreselection", False)
Gui.Selection.clearPreselection()
Gui.Selection.clearSelection()
from pivy import coin


def prep(d):
    Gui.setActiveDocument(d.Name)
    v = Gui.getDocument(d.Name).ActiveView
    try:
        v.setCameraType("Orthographic")
    except Exception:
        pass
    for m in ("setNavigationCubeVisible", "setCornerCrossVisible"):
        if hasattr(v, m):
            getattr(v, m)(False)
    return v


def members(group):
    g = doc.getObject(group)
    return list(g.Group) if g else []


def show_all():
    for o in doc.Objects:
        if o.TypeId == "Part::Feature":
            o.ViewObject.Visibility = True


def hide(groups=(), names=()):
    for gname in groups:
        for o in members(gname):
            o.ViewObject.Visibility = False
    for n in names:
        o = doc.getObject(n)
        if o:
            o.ViewObject.Visibility = False


def shoot(v, fname, orient, w=3200, h=2400):
    getattr(v, orient)()
    Gui.updateGui()
    v.fitAll()
    Gui.updateGui()
    # move the orthographic camera well back so no part sits behind the near plane
    c = v.getCameraNode()
    d = c.orientation.getValue().multVec(coin.SbVec3f(0, 0, -1))
    c.position.setValue(c.position.getValue() - d * 8000)
    c.nearDistance.setValue(100)
    c.farDistance.setValue(32000)
    Gui.updateGui()
    path = os.path.join(OUTDIR, fname)
    v.saveImage(path, w, h, "White")
    print("saved", path)


def clipped_doc(name, clipbox, skip_groups=()):
    skip = set()
    for gname in skip_groups:
        skip.update(o.Name for o in members(gname))
    d = App.newDocument(name)
    for o in doc.Objects:
        if o.TypeId != "Part::Feature" or o.Name in skip:
            continue
        s = o.Shape.common(clipbox)
        if s.isNull() or s.Volume < 1e-3:
            continue
        n = d.addObject("Part::Feature", o.Name)
        n.Shape = s
        n.ViewObject.ShapeColor = o.ViewObject.ShapeColor
        n.ViewObject.Transparency = o.ViewObject.Transparency
        n.ViewObject.LineColor = o.ViewObject.LineColor
    d.recompute()
    return d


view = prep(doc)
enclosure_tops = ["PanelTop", "PanelFrontUpper", "PanelFrontLower", "GuardRejectFront", "GuardRejectTop", "DoorHandle"]

# 1 open iso: front panels and lid off, the rest of the enclosure translucent
show_all()
hide(names=enclosure_tops)
shoot(view, "inline-qc-station-iso.png", "viewIsometric")

# 2 closed iso: as it stands in the hall
show_all()
for o in members("Enclosure"):
    o.ViewObject.Transparency = 15 if o.Name not in ("GuardRejectFront", "GuardRejectTop") else 70
shoot(view, "inline-qc-station-closed.png", "viewIsometric")
for o in members("Enclosure"):
    o.ViewObject.Transparency = 55 if o.Name not in ("GuardRejectFront", "GuardRejectTop") else 75

# 3 front elevation without the front panels
show_all()
hide(names=enclosure_tops)
shoot(view, "inline-qc-station-front.png", "viewFront")

# 4 plan view without the lid and the top bridge
show_all()
hide(names=enclosure_tops + ["TopBeamF", "TopBeamB", "TopCrossLabel", "TopCrossLineScan", "TopCrossThermal",
                             "TopCrossBacklight", "RejectBridgeCross", "RodlessCylinder", "PusherCarriage",
                             "LabelCamTop", "LabelCamTopPost", "LabelCamTopPlate", "LineCamTop", "LineCamTopPost",
                             "LineCamTopPlate", "LightHangerTop", "CoaxHangerTop", "CoaxLightTop", "CoaxLightTopFace",
                             "BacklightForBottomCam", "BacklightForBottomCamFace", "BacklightBracketTop",
                             "LabelRingTop", "LabelRingTopFace", "ThermalCam", "ThermalPost",
                             "DarkFieldTopF", "DarkFieldTopB", "DarkFieldTopBracketF", "DarkFieldTopBracketB",
                             "StackLight0", "StackLight1", "StackLight2", "StackLightPole", "HMI", "HMIArm"])
shoot(view, "inline-qc-station-top.png", "viewTop")
show_all()
hide(names=enclosure_tops)
view.viewIsometric()
view.fitAll()
doc.save()

# 5 inspection elevation: x 600..1120, everything in front of y = -150 cut away
d5 = clipped_doc("QCDetailFront", Part.makeBox(520, 500, 1100, App.Vector(600, -150, 400)),
                 skip_groups=("Enclosure", "Electrical", "Reject"))
v5 = prep(d5)
shoot(v5, "inline-qc-station-detail-front.png", "viewFront", w=2400, h=2400)
App.closeDocument(d5.Name)

# 6 inspection zone, 3/4 view: x 600..1120, z 400..1500
d6 = clipped_doc("QCDetailIso", Part.makeBox(520, 700, 1100, App.Vector(600, -350, 400)),
                 skip_groups=("Enclosure", "Electrical", "Reject"))
v6 = prep(d6)
shoot(v6, "inline-qc-station-detail.png", "viewIsometric", w=2400, h=2400)
App.closeDocument(d6.Name)

Gui.setActiveDocument(doc.Name)
_vp.SetBool("ShowNaviCube", _navi_before)
_vp.SetBool("UseNavigationAnimations", _anim_before)
_vp.SetBool("EnablePreselection", _presel_before)
print("done")