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algorithm_menu.py
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algorithm_menu.py
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from functools import partial
from tkinter import *
import gui.mesh3dplotter.mesh3dplotter as plotter
from gui.button import TkinterCustomButton
from algorithms.algorithms import *
from gui.canvas.canvas_manager import CanvasManager
from gui.left_side_menu.file_menu import FileMenu
from gui.left_side_menu.plotting_options_menu import PlottingOptionsMenu
from gui.numeric_text import NumericText
from algorithms.segmentation.segmentation import folder
from gui.left_side_menu.mode.computation_mode import ComputationMode
from gui.left_side_menu.algorithm.automator import Automator
from tkinter import messagebox
from gui.menu_heading.menu_heading import MenuHeading
import gui.menu_heading.info_texts as infotexts
import igl
import os
import time
from logger import log
class AlgorithmMenu:
"""The desired parameterization algorithm can be selected in this menu"""
points = []
mainFrame = None
mode = ComputationMode.default()
algorithms = [
("BFF", 0),
("ARAP", 1),
]
def __init__(
self,
master: Frame,
canvasManager: CanvasManager,
fileMenu: FileMenu,
compInfo: PlottingOptionsMenu,
plotter: plotter.Mesh3DPlotter,
):
self.master = master
self.canvasManager = canvasManager
self.fileMenu = fileMenu
self.compInfo = compInfo
self.plotter = plotter
plotter.refreshChartDistortionInfo = self.onChartSelect
canvasManager.refreshChartDistortionInfo = self.onChartSelect
self.v = IntVar()
self.v.set(0)
def onChartSelect(self, chart):
self.compInfo.setDistortionValues(
self.canvasManager.getDistortionsOfChart(chart)
)
self.canvasManager.enableChart(chart)
def setMode(self, mode: ComputationMode):
self.mode = mode
if self.mainFrame is not None:
for el in self.mainFrame.winfo_children():
el.destroy()
self.mainFrame.destroy()
self.mainFrame = None
self.build()
def calculateAutomatic(self, file: str):
computeStart = time.time()
automator = Automator(file)
charts, data = automator.calculate()
computeEnd = time.time()
for shape in data:
_, _, _, pointsAfter, _ = shape
if not self.areVerticesValid(pointsAfter):
return
self.plotter.plotAutomaticMode(automator.vertices, automator.faces, charts)
self.canvasManager.plot(data)
self.compInfo.updateInfo("Automatic", computeEnd - computeStart)
def areVerticesValid(self, vertices):
for v in vertices:
for x in v:
if x != 0:
return True
messagebox.showerror("Parameterization", "Too many cones")
return False
def calculate(self):
file = self.fileMenu.getPath()
if not file:
return
if self.mode == ComputationMode.AUTOMATIC:
self.calculateAutomatic(file)
return
chosen = self.v.get()
algoName, _ = self.algorithms[chosen]
coneCount = 0
if chosen == 0:
coneCount = self.bffConeInput.getNumberInput()
algorithmFunc = partial(executeBFF, coneCount)
algoName = "BFF with " + str(coneCount) + " cones"
if chosen == 1:
algorithmFunc = executeARAP
chartList = []
if self.fileMenu.plotter.isSegmented():
folderName = os.getcwd() + "/" + folder
fileList = os.listdir(folderName)
for file in fileList:
chartKey = int(file.split(".")[0])
chartList.append((chartKey, folderName + "/" + file))
else:
chartList = [(-1, file)]
computeStart = time.time()
results = []
for key, ch in chartList:
root_folder = os.getcwd()
log("proccessing " + ch)
v, f = igl.read_triangle_mesh(os.path.join(root_folder, ch))
bnd = igl.boundary_loop(f)
if len(bnd) == 0 and not (chosen == 0 and coneCount >= 3):
if chosen == 0:
messagebox.showerror(
"Parameterization",
"BFF needs at least 3 cones in order to flatten a closed mesh",
)
else:
messagebox.showerror(
"Parameterization", algoName + " cannot flatten a closed mesh"
)
continue
elif coneCount > len(v):
messagebox.showerror(
"Parameterization",
"The number of cones for BFF must be lower or equal to the number of vertices of the mesh",
)
continue
res = algorithmFunc(ch)
results.append((key,) + res)
log("file: " + file)
computeEnd = time.time()
for shape in results:
_, _, _, pointsAfter, _ = shape
if not self.areVerticesValid(pointsAfter):
return
if len(results) > 0:
self.canvasManager.plot(results)
self.compInfo.updateInfo(algoName, computeEnd - computeStart)
def build(self):
"""Renders the corresponding widget"""
height = 200 if self.mode == ComputationMode.MANUAL else 110
self.mainFrame = Frame(self.master, width=260, height=height, padx=20, pady=20)
MenuHeading("Flatten", infotexts.flatten).build(self.mainFrame)
self.mainFrame.pack_propagate(0)
if self.mode == ComputationMode.MANUAL:
self.assembleAlgoChooserFrame()
buttonPady = 10 if self.mode == ComputationMode.MANUAL else 0
TkinterCustomButton(
master=self.mainFrame,
text="Calculate",
command=self.calculate,
corner_radius=60,
height=25,
width=140,
).pack(side=TOP, pady=(buttonPady, 0))
self.mainFrame.pack(side=TOP, pady=(2, 0))
def assembleAlgoChooserFrame(self):
"""Renders the Radiobutton frame where the algorithm can be selected"""
selectAlgoFrame = Frame(self.mainFrame)
for txt, val in self.algorithms:
optionFrame = Frame(selectAlgoFrame)
Radiobutton(
optionFrame,
text=txt,
height=1,
wrap=None,
variable=self.v,
value=val,
).pack(anchor=W, side=LEFT)
# Needed because BFF is the only algorithm that takes other parameters as input
if txt == "BFF":
Label(optionFrame, text="with").pack(side=LEFT, anchor=W)
self.bffConeInput = NumericText(
optionFrame, width=3, initialText="10", floatingPoint=False
)
self.bffConeInput.build().pack(side=LEFT, anchor=W, padx=10)
Label(optionFrame, text="cones").pack(side=LEFT, anchor=W)
optionFrame.pack(side=TOP, anchor=W)
selectAlgoFrame.pack(side=TOP, anchor=W)