Macro 3D Parametric Curve/fr: Difference between revisions

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<languages/>
{{Macro/fr|Icon=Text-x-python|Name=Macro 3D Parametric Curve|Name/fr=Macro 3D Parametric Curve|Description=Dessine une fonction décrite par des équations paramétriques x(t), y(t) et z(t) avec la possibilité de choisir le type de ligne b-spline ou polyline pour raccorder les points.|Author=Lucio Gomez (psicofil)}}

{{Macro/fr
|Name=Macro 3D Parametric Curve
|Name/fr=Macro 3D Parametric Curve
|Icon=Macro_3D_Parametric_Curve.png
|Description=Dessine une fonction décrite par des équations paramétriques x(t), y(t) et z(t), avec la possibilité de choisir entre B-spline ou polyline pour raccorder les points.
|Author=Lucio Gomez (psicofil)
|Version=2.0
|Date=2015-03-06
|FCVersion=Toutes versions
|Download=[https://wiki.freecad.org/images/f/f5/Macro_3D_Parametric_Curve.png Icône de la barre d'outils]
|SeeAlso=[[Macro_Parametric_Curve_FP/fr|Macro Parametric Curve FP]]
}}


==Description==
==Description==


Cette macro paramétrique crée une courbe décrite par l'équation x(t), y(t) et z(t). Il est aussi possible de choisir le tracé de raccordement entre points avec une b-spline ou polyline.
Dessine une fonction décrite par des équations paramétriques x(t), y(t) et z(t) avec la possibilité de choisir entre une ligne B-spline ou une polyline pour raccorder les points.

[[File:ParametricCurve.png|600px]]
{{Caption|Exemple de courbe épicycloïde‎‎}}

<span id="Original_Script"></span>
==Script d'origine==

Vous pouvez trouver le code mis à jour (13/05/2015) sur le dépôt Github suivant :
[https://github.com/psicofil/Macros_FreeCAD/blob/master/Macros/ParametricCurve.FCMacro Le code est ici !]

<span id="Modified_Script"></span>
==Script modifié==

[[File:Macro_3D_Parametric_Curve00.png|600px|Exemple de courbe épicycloïde‎]]

Icône de la barre d'outils [[Image:Macro_3D_Parametric_Curve.png]]


[[File:Macro_3D_Parametric_Curve.png|600px|Exemple de courbe Epicycloide‎]]


==Script Original==
'''Macro 3D Parametric Curve.FCMacro'''
'''Macro 3D Parametric Curve.FCMacro'''
<syntaxhighlight>
# -*- coding: utf-8 -*-
# Create a 3D parametric Curve.
# Author: Gomez Lucio
import FreeCAD
from PyQt4 import QtGui,QtCore
import Part
import Draft
from math import *
class ParamCurv(QtGui.QWidget):
def __init__(self):
super(ParamCurv, self).__init__()
self.initUI()
def initUI(self):
self.t0 = QtGui.QLabel("Equation :",self)
self.t1 = QtGui.QLabel(" X(t) ",self)
self.l1 = QtGui.QLineEdit(self)
self.l1.setText("cos(t)")
self.t2 = QtGui.QLabel(" Y(t) ",self)
self.l2 = QtGui.QLineEdit(self)
self.l2.setText("sin(t)")
self.t3 = QtGui.QLabel(" Z(t) ",self)
self.l3 = QtGui.QLineEdit(self)
self.l3.setText("0")
self.t31 = QtGui.QLabel("Parameters :",self)
self.t4 = QtGui.QLabel(" Min t ",self)
self.l4 = QtGui.QLineEdit(self)
self.l4.setText("0")
self.t5 = QtGui.QLabel(" Max t ",self)
self.l5 = QtGui.QLineEdit(self)
self.l5.setText("6.29")
self.t6 = QtGui.QLabel(" Interval ",self)
self.l6 = QtGui.QLineEdit(self)
self.l6.setText("0.1")
self.t7 = QtGui.QLabel("Type of Line :",self)
self.op1 = QtGui.QCheckBox(" Polyline",self)
self.poly = False
self.op1.stateChanged.connect(self.polyState)
self.op1.setCheckState(QtCore.Qt.Checked)
self.op2 = QtGui.QCheckBox(" Bspline",self)
self.bsline = False
self.op2.stateChanged.connect(self.bsplineState)
self.t8 = QtGui.QLabel(" Closed Curve",self)
self.op3 = QtGui.QCheckBox("",self)
self.cclose = False
self.op3.stateChanged.connect(self.ccloseState)
self.createbutt = QtGui.QPushButton("Create Curve",self)
self.exitbutt = QtGui.QPushButton("Close",self)
layout = QtGui.QGridLayout()
self.resize(240, 380)
self.setWindowTitle("Parametric Curve ")
layout.addWidget(self.t0, 0, 0)
layout.addWidget(self.t1, 1, 0)
layout.addWidget(self.l1, 1, 1)
layout.addWidget(self.t2, 2, 0)
layout.addWidget(self.l2, 2, 1)
layout.addWidget(self.t3, 3, 0)
layout.addWidget(self.l3, 3, 1)
layout.addWidget(self.t31, 4, 0)
layout.addWidget(self.t4, 5, 0)
layout.addWidget(self.l4, 5, 1)
layout.addWidget(self.t5, 6, 0)
layout.addWidget(self.l5, 6, 1)
layout.addWidget(self.t6, 7, 0)
layout.addWidget(self.l6, 7, 1)
layout.addWidget(self.t8, 8, 0)
layout.addWidget(self.op3, 8, 1)
layout.addWidget(self.t7, 9, 0)
layout.addWidget(self.op1, 10, 0)
layout.addWidget(self.op2, 10, 1)
layout.addWidget(self.createbutt, 11, 0)
layout.addWidget(self.exitbutt, 11, 1)
self.setLayout(layout)
self.show()
QtCore.QObject.connect(self.createbutt, QtCore.SIGNAL("pressed()"),self.draw)
QtCore.QObject.connect(self.exitbutt, QtCore.SIGNAL("pressed()"),self.close)
def ccloseState(self, state):
if state == QtCore.Qt.Checked:
self.cclose = True
else:
self.cclose = False
def bsplineState(self, state):
if state == QtCore.Qt.Checked:
self.bsline = True
self.op1.setCheckState(QtCore.Qt.Unchecked)
else:
self.bsline = False
def polyState(self, state):
if state == QtCore.Qt.Checked:
self.poly = True
self.op2.setCheckState(QtCore.Qt.Unchecked)
else:
self.poly = False
def draw(self):
fx = str(self.l1.text())
fy = str(self.l2.text())
fz = str(self.l3.text())
t = float(str(self.l4.text()))
tf = float(self.l5.text())
intv = float(str(self.l6.text()))
d=(tf-t)/intv
matriz = []
for i in range(int(d)):
fxx=eval(fx)
fyy=eval(fy)
fzz=eval(fz)
matriz.append(FreeCAD.Vector(fxx,fyy,fzz))
t+=intv
curva = Part.makePolygon(matriz)
if self.bsline == True:
Draft.makeBSpline(curva,closed=self.cclose,face=False)
if self.poly == True:
Draft.makeWire(curva,closed=self.cclose,face=False)
def close(self):
self.hide()
ParamCurv()
</syntaxhighlight>


{{MacroCode|code=
==Script Modifié==

'''Macro 3D Parametric Curve.FCMacro'''
<syntaxhighlight>
# -*- coding: utf-8 -*-
# -*- coding: utf-8 -*-
# Create a 3D parametric Curve.
# Create a 3D parametric Curve.
Line 143: Line 49:
import FreeCAD
import FreeCAD
from PyQt4 import QtGui,QtCore
from PySide import QtGui,QtCore
import Part
import Part
import Draft
import Draft
Line 307: Line 213:
ParamCurv()
ParamCurv()


}}
</syntaxhighlight>


{{clear}}
{{clear}}
<languages/>

Latest revision as of 12:27, 29 December 2023

Other languages:

Macro 3D Parametric Curve

Description
Dessine une fonction décrite par des équations paramétriques x(t), y(t) et z(t), avec la possibilité de choisir entre B-spline ou polyline pour raccorder les points.

Version macro : 2.0
Date dernière modification : 2015-03-06
Version FreeCAD : Toutes versions
Téléchargement : Icône de la barre d'outils
Auteur: Lucio Gomez (psicofil)
Auteur
Lucio Gomez (psicofil)
Téléchargement
Icône de la barre d'outils
Liens
Version Macro
2.0
Dernière modification
2015-03-06
Version(s) FreeCAD
Toutes versions
Raccourci clavier
None
Voir aussi
Macro Parametric Curve FP

Description

Dessine une fonction décrite par des équations paramétriques x(t), y(t) et z(t) avec la possibilité de choisir entre une ligne B-spline ou une polyline pour raccorder les points.

Exemple de courbe épicycloïde‎‎

Script d'origine

Vous pouvez trouver le code mis à jour (13/05/2015) sur le dépôt Github suivant : Le code est ici !

Script modifié

Exemple de courbe épicycloïde‎

Icône de la barre d'outils


Macro 3D Parametric Curve.FCMacro

# -*- coding: utf-8 -*-
# Create a 3D parametric Curve.
# Author: Gomez Lucio
# Modified by Laurent Despeyroux on 9th feb 2015
#   - 3 helping variables added a, b and c
#   - enlarged GUI
#   - more flexible GUI
#   - basic error mangement
 
import FreeCAD
from PySide import QtGui,QtCore
import Part
import Draft
from math import *
 
class ParamCurv(QtGui.QWidget):
    def __init__(self):
        super(ParamCurv, self).__init__()
        self.initUI()
    def initUI(self):
        self.t0 = QtGui.QLabel("Equation :",self)
        self.ta = QtGui.QLabel("    a(t) ",self)
        self.la = QtGui.QLineEdit(self)
        self.la.setText("37")
        self.tb = QtGui.QLabel("    b(a,t) ",self)
        self.lb = QtGui.QLineEdit(self)
        self.lb.setText("1")
        self.tc = QtGui.QLabel("    c(a,b,t) ",self)
        self.lc = QtGui.QLineEdit(self)
        self.lc.setText("(a+cos(a*t)*2)*b")
        self.t1 = QtGui.QLabel("    X(a,b,c,t) ",self)
        self.l1 = QtGui.QLineEdit(self)
        self.l1.setText("cos(t)*c")
        self.t2 = QtGui.QLabel("    Y(a,b,c,t) ",self)
        self.l2 = QtGui.QLineEdit(self)
        self.l2.setText("sin(t)*c")
        self.t3 = QtGui.QLabel("    Z(a,b,c,t) ",self)
        self.l3 = QtGui.QLineEdit(self)
        self.l3.setText("0")
        self.t31 = QtGui.QLabel("Parameters :",self)
        self.t4 = QtGui.QLabel("    Min t ",self)
        self.l4 = QtGui.QLineEdit(self)
        self.l4.setText("0")
        self.t5 = QtGui.QLabel("    Max t ",self)
        self.l5 = QtGui.QLineEdit(self)
        self.l5.setText("6.283185")
        self.t6 = QtGui.QLabel("    Interval ",self)
        self.l6 = QtGui.QLineEdit(self)
        self.l6.setText("0.01")
        self.t7 = QtGui.QLabel("Type of Line :",self)
        self.op1 = QtGui.QCheckBox("    Polyline",self)
        self.poly = False
        self.op1.stateChanged.connect(self.polyState)
        self.op1.setCheckState(QtCore.Qt.Checked)
        self.op2 = QtGui.QCheckBox("    Bspline",self)
        self.bsline = False
        self.op2.stateChanged.connect(self.bsplineState)
        self.t8 = QtGui.QLabel("    Closed Curve",self)
        self.op3 = QtGui.QCheckBox("",self)
        self.cclose = False
        self.op3.stateChanged.connect(self.ccloseState)
        self.createbutt = QtGui.QPushButton("Create Curve",self)
        self.exitbutt = QtGui.QPushButton("Close",self)
        layout = QtGui.QGridLayout()
        self.resize(420, 380)
        self.setWindowTitle("Parametric Curve ")
        i = 0
        layout.addWidget(self.t0, i, 0)
        i = i+1
        layout.addWidget(self.ta, i, 0)
        layout.addWidget(self.la, i, 1)
        i = i+1
        layout.addWidget(self.tb, i, 0)
        layout.addWidget(self.lb, i, 1)
        i = i+1
        layout.addWidget(self.tc, i, 0)
        layout.addWidget(self.lc, i, 1)
        i = i+1
        layout.addWidget(self.t1, i, 0)
        layout.addWidget(self.l1, i, 1)
        i = i+1
        layout.addWidget(self.t2, i, 0)
        layout.addWidget(self.l2, i, 1)
        i = i+1
        layout.addWidget(self.t3, i, 0)
        layout.addWidget(self.l3, i, 1)
        i = i+1
        layout.addWidget(self.t31, i, 0)
        i = i+1
        layout.addWidget(self.t4, i, 0)
        layout.addWidget(self.l4, i, 1)
        i = i+1
        layout.addWidget(self.t5, i, 0)
        layout.addWidget(self.l5, i, 1)
        i = i+1
        layout.addWidget(self.t6, i, 0)
        layout.addWidget(self.l6, i, 1)
        i = i+1
        layout.addWidget(self.t8, i, 0)
        layout.addWidget(self.op3, i, 1)
        i = i+1
        layout.addWidget(self.t7, i, 0)
        i = i+1
        layout.addWidget(self.op1, i, 0)
        layout.addWidget(self.op2, i, 1)
        i = i+1
        layout.addWidget(self.createbutt, i, 0)
        layout.addWidget(self.exitbutt, i, 1)
        self.setLayout(layout)
        self.show()
        QtCore.QObject.connect(self.createbutt, QtCore.SIGNAL("pressed()"),self.draw)
        QtCore.QObject.connect(self.exitbutt, QtCore.SIGNAL("pressed()"),self.close)
    def ccloseState(self, state):
        if state == QtCore.Qt.Checked:
            self.cclose = True
        else:
            self.cclose = False
    def bsplineState(self, state):
        if state == QtCore.Qt.Checked:
            self.bsline = True
            self.op1.setCheckState(QtCore.Qt.Unchecked)
        else:
            self.bsline = False
    def polyState(self, state):
        if state == QtCore.Qt.Checked:
            self.poly = True
            self.op2.setCheckState(QtCore.Qt.Unchecked)
        else:
            self.poly = False
    def draw(self):
        msgBox = QtGui.QMessageBox()
        fa = str(self.la.text())
        fb = str(self.lb.text())
        fc = str(self.lc.text())
        fx = str(self.l1.text())
        fy = str(self.l2.text())
        fz = str(self.l3.text())
        t = float(str(self.l4.text()))
        tf = float(self.l5.text())
        intv = float(str(self.l6.text()))
        d=(tf-t)/intv
        matriz = []
        for i in range(int(d)):
            try:
              value="a"
              a=eval(fa)
              value="b"
              b=eval(fb)
              value="c"
              c=eval(fc)
              value="X"
              fxx=eval(fx)
              value="Y"
              fyy=eval(fy)
              value="Z"
              fzz=eval(fz)
            except ZeroDivisionError:
              msgBox.setText("Error division by zero in calculus of "+value+"() for t="+str(t)+" !")
              msgBox.exec_()
            except:
              msgBox.setText("Error in the formula of "+value+"() !")
              msgBox.exec_()
            matriz.append(FreeCAD.Vector(fxx,fyy,fzz))
            t+=intv
        curva = Part.makePolygon(matriz)
        if self.bsline == True:
            Draft.makeBSpline(curva,closed=self.cclose,face=False)
        if self.poly == True:
            Draft.makeWire(curva,closed=self.cclose,face=False)
    def close(self):
        self.hide()
 
ParamCurv()