231 lines
7.6 KiB
Python
231 lines
7.6 KiB
Python
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from PySide.QtGui import *
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from PySide.QtCore import *
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import time
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import random
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import numpy as np
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from SimNDT.core.packing import Ellipse, Quadtree, ellipseMatrix, Rect, ellipseDiscard, circleMatrix
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class Granulometry:
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def __init__(self, MI, NI, Pixel_mm, Dmin, Dmax, nG, AspectMin, AspectMax, Fraction, Label):
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self.AspectMax = AspectMax
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self.AspectMin = AspectMin
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self.Label = Label
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d = np.logspace(np.log10(Dmin), np.log10(Dmax), 12, endpoint=True).astype('float')
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A = np.zeros_like(d)
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A = 1. / (1.0 - ((Dmin) / Dmax) ** nG)
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A *= ((d / Dmax) ** nG - (Dmin / Dmax) ** nG)
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a = np.around((d[0:] / 2.) * 1000. * Pixel_mm)
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c = np.zeros((np.size(a),), dtype=np.float32)
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c = (A[1:] - A[:-1]) * Fraction / 100.
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self.a_reversed = a[::-1]
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self.c_reversed = c[::-1] * MI * NI
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def getB(self, a):
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return ((self.AspectMin) + (self.AspectMax - self.AspectMin) * random.random()) * a
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class TwoPhaseModel:
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def __init__(self, MI, NI, granulometry, matrixLabel):
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self.MI = MI
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self.NI = NI
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self.granulometry = granulometry
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self.matrixLabel = matrixLabel
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xv = np.linspace(0, self.MI - 1, self.MI, endpoint=True).astype(np.int32)
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yv = np.linspace(0, self.NI - 1, self.NI, endpoint=True).astype(np.int32)
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X, Y = np.meshgrid(xv, yv)
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self.coords = {(x, y) for x, y in zip(X.ravel(), Y.ravel())}
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depth = 5
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self.qtree = Quadtree(depth, Rect(0, 0, self.MI, self.NI))
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(self.XX, self.YY) = np.meshgrid(range(0, self.NI), range(0, self.MI))
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def compute(self, progressBar):
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Objs = []
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Image = np.ones((self.MI, self.NI), np.float32) * self.matrixLabel
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# mask = np.zeros((self.MI,self.NI), np.float32)
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start = time.time()
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progressBar.setVisible(True)
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progressBar.setValue(0)
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QApplication.processEvents()
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total = len(self.granulometry.a_reversed)
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for ix, value in enumerate(zip(self.granulometry.a_reversed, self.granulometry.c_reversed)):
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print(ix, value[0], value[1])
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progressBar.setValue(100 * ix / float(total))
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QApplication.processEvents()
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area_set = 0
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while area_set < value[1]:
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cy, cx = self.coords.pop()
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if Image[cy, cx] == self.matrixLabel:
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b = self.granulometry.getB(value[0])
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theta = random.uniform(0, 2 * np.pi)
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c = Ellipse(cy, cx, value[0], b, theta)
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objs = self.qtree.query(c)
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if len(objs) == 0:
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self.qtree.insert(c)
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Objs.append(c)
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area_set += np.floor(c.area())
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ellipseDiscard(c.y, c.x, c.a, c.b, c.theta, self.XX, self.YY, self.coords, Image,
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self.granulometry.Label)
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else:
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self.coords.add((cy, cx))
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print("draw")
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print(time.time() - start)
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"""
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total = len(Objs)
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for idx, item in enumerate(Objs):
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if idx % 100 == 0:
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progressBar.setValue(100*idx/float(total))
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QApplication.processEvents()
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Image = ellipseMatrix(item.y, item.x, item.a, item.b, item.theta, Image, self.granulometry.Label, self.XX, self.YY)
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print time.time()-start
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"""
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progressBar.setVisible(False)
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return Image
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def toDict(self):
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pass
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class ThreePhaseModel:
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def __init__(self, MI, NI, granulometry, granulometry2, matrixLabel):
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self.MI = MI
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self.NI = NI
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self.granulometry = granulometry
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self.granulometry2 = granulometry2
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self.matrixLabel = matrixLabel
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xv = np.linspace(0, self.MI - 1, self.MI, endpoint=True).astype(np.int32)
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yv = np.linspace(0, self.NI - 1, self.NI, endpoint=True).astype(np.int32)
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X, Y = np.meshgrid(xv, yv)
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self.coords = {(x, y) for x, y in zip(X.ravel(), Y.ravel())}
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depth = 5
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self.qtree = Quadtree(depth, Rect(0, 0, self.MI, self.NI))
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(self.XX, self.YY) = np.meshgrid(range(0, self.NI), range(0, self.MI))
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def compute(self, progressBar):
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Objs1 = []
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Objs2 = []
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Image = np.ones((self.MI, self.NI), np.float32) * self.matrixLabel
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# mask = np.zeros((self.MI,self.NI), np.float32)
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start = time.time()
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progressBar.setVisible(True)
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progressBar.setValue(0)
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QApplication.processEvents()
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total = len(self.granulometry.a_reversed)
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for ix, value in enumerate(zip(self.granulometry.a_reversed, self.granulometry.c_reversed)):
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print(ix, value[0], value[1])
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progressBar.setValue(100 * ix / float(total))
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QApplication.processEvents()
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area_set = 0
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while area_set < value[1]:
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cy, cx = self.coords.pop()
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if Image[cy, cx] == self.matrixLabel:
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b = self.granulometry.getB(value[0])
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theta = random.uniform(0, 2 * np.pi)
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c = Ellipse(cy, cx, value[0], b, theta)
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objs = self.qtree.query(c)
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if len(objs) == 0:
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self.qtree.insert(c)
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Objs1.append(c)
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area_set += np.floor(c.area())
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ellipseDiscard(c.y, c.x, c.a, c.b, c.theta, self.XX, self.YY, self.coords, Image,
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self.granulometry.Label)
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else:
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self.coords.add((cy, cx))
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print("draw")
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print(time.time() - start)
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"""
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total = len(Objs1)
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for idx, item in enumerate(Objs1):
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if idx % 100 == 0:
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progressBar.setValue(100*idx/float(total))
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QApplication.processEvents()
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Image = ellipseMatrix(item.y, item.x, item.a, item.b, item.theta, Image, self.granulometry.Label, self.XX, self.YY)
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print time.time()-start
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"""
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progressBar.setValue(0)
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QApplication.processEvents()
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total = len(self.granulometry2.a_reversed)
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for ix, value in enumerate(zip(self.granulometry2.a_reversed, self.granulometry2.c_reversed)):
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print(ix, value[0], value[1])
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progressBar.setValue(100 * ix / float(total))
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QApplication.processEvents()
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area_set = 0
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while area_set < value[1]:
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cy, cx = self.coords.pop()
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if Image[cy, cx] == self.matrixLabel:
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c = Ellipse(cy, cx, value[0], value[0], 0)
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objs = self.qtree.query(c)
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if len(objs) == 0:
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self.qtree.insert(c)
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Objs2.append(c)
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area_set += np.floor(c.area())
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ellipseDiscard(c.y, c.x, c.a, c.b, c.theta, self.XX, self.YY, self.coords, Image,
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self.granulometry2.Label)
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else:
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self.coords.add((cy, cx))
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print("draw")
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print(time.time() - start)
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"""
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total = len(Objs2)
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for idx, item in enumerate(Objs2):
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if idx % 20 == 0:
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progressBar.setValue(100*idx/float(total))
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QApplication.processEvents()
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Image = circleMatrix(item.y, item.x, item.a, Image, self.granulometry2.Label, self.XX, self.YY)
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print time.time()-start
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"""
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progressBar.setVisible(False)
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return Image
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