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main2.py
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main2.py
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import numpy as np
import sys
import fileio.voxelio as voxelio
import colordiff
from dataset import Dataset
from fileio.filehandler import FileHandler
from model.boundaryaccuratemodel import BoundaryAccurateModel
from model.hybridmodel import HybridModel
from model.splinemodel import SplineModel
from model.voxelmodel import VoxelModel
from plotting.graphfigure import GraphFigure
from plotting.pixelfigure import PixelFigure
from hybridrenderer import HybridRenderer
from modeltype import ModelType
from renderdata import RenderData
from renderer import Renderer
from screen import Screen
from splineplane import SplinePlane
from summary import Summary
from texture import Texture2D
from voxelcriterion.geometriccriterion import GeometricCriterion
def printflush(string):
sys.stdout.write(string)
sys.stdout.flush()
class Main2:
def __init__(self):
self.splineInterval = [0.0, 1.0]
screenBottom = np.array([-0.5, 0.2])
screenTop = np.array([-0.5, 0.9])
numPixels = 100
self.screen = Screen(screenBottom, screenTop, numPixels)
self.eye = np.array([-1.2, 0.65])
self.viewRayDelta = 1e-2
self.refTolerance = 1e-5
self.voxelizationTolerance = 1e-5
self.autoDelta = True
self.texDimSizes = np.array([8, 16, 32, 64, 128, 256, 512, 1024])
self.numTextures = len(self.texDimSizes)
self.numFiles = 0
self.fileHandler = FileHandler()
@staticmethod
def filedir(dataset):
return 'output/results/{},{},{}'.format(dataset.rhoNumber, dataset.phiNumber, dataset.tfNumber)
def save(self, dataset, obj):
filedir = self.filedir(dataset)
filename = '{0:03d}'.format(self.numFiles)
self.fileHandler.setFiledir(filedir)
self.fileHandler.save(obj, filename)
self.numFiles += 1
def run(self, rhoNo=1, phiNo=1, tfNo=1):
dataset = Dataset(rhoNo, phiNo, tfNo)
self.numFiles = 0
renderer = Renderer(self.eye, self.screen)
hybridRenderer = HybridRenderer(self.eye, self.screen)
numTextures = self.numTextures
rho = dataset.rho
phi = dataset.phi
tf = dataset.tf
phiPlane = SplinePlane(phi, self.splineInterval, 1e-5)
boundingBox = phiPlane.createBoundingBox()
viewRayDeltaRef = boundingBox.getWidth() / (self.texDimSizes[-1]*2) / 2.0
refSplineModel = SplineModel(tf, phiPlane, rho, self.refTolerance)
directSplineModel = SplineModel(tf, phiPlane, rho)
voxelModels = np.empty(numTextures, dtype=object)
baModels = np.empty(numTextures, dtype=object)
hybridModels = np.empty(numTextures, dtype=object)
baHybridModels = np.empty(numTextures, dtype=object)
for i in range(numTextures):
texDimSize = self.texDimSizes[i]
if voxelio.exist(dataset, texDimSize, texDimSize):
samplingScalars = voxelio.read(dataset, texDimSize, texDimSize)
print "Read {}x{} texture data from file".format(texDimSize, texDimSize)
else:
samplingScalars = refSplineModel.generateScalarMatrix(boundingBox, texDimSize, texDimSize,
self.voxelizationTolerance)
voxelio.write(dataset, samplingScalars)
print "Wrote {}x{} texture data to file".format(texDimSize, texDimSize)
scalarTexture = Texture2D(samplingScalars)
voxelWidth = boundingBox.getWidth() / float(texDimSize)
voxelHeight = boundingBox.getHeight() / float(texDimSize)
criterion = GeometricCriterion(self.screen.pixelWidth, voxelWidth, voxelHeight)
voxelModels[i] = VoxelModel(tf, scalarTexture, boundingBox)
baModels[i] = BoundaryAccurateModel(tf, directSplineModel, voxelModels[i])
hybridModels[i] = HybridModel(tf, directSplineModel, voxelModels[i], criterion)
baHybridModels[i] = HybridModel(tf, directSplineModel, baModels[i], criterion)
printflush("Rendering reference... ")
renderData = RenderData(ModelType.REFERENCE, viewRayDeltaRef)
renderData.renderResult = renderer.render(refSplineModel, viewRayDeltaRef)
self.save(dataset, renderData)
print "Done!"
if not self.autoDelta:
printflush("Rendering direct... ")
renderData = RenderData(ModelType.DIRECT, self.viewRayDelta)
renderData.renderResult = renderer.render(directSplineModel, self.viewRayDelta)
self.save(dataset, renderData)
print "Done!"
for i, texSize in enumerate(self.texDimSizes):
if self.autoDelta:
voxelWidth = boundingBox.getWidth() / float(texSize)
delta = voxelWidth/2.0
printflush("Rendering direct...")
renderData = RenderData(ModelType.DIRECT, delta)
renderData.renderResult = renderer.render(directSplineModel, delta)
self.save(dataset, renderData)
print "Done!"
else:
delta = self.viewRayDelta
printflush("Rendering voxelized ({0}x{0})...".format(texSize))
renderData = RenderData(ModelType.VOXEL, delta=delta, texSize=texSize)
renderData.renderResult = renderer.render(voxelModels[i], delta)
self.save(dataset, renderData)
print "Done!"
printflush("Rendering boundary accurate ({0}x{0})...".format(texSize))
renderData = RenderData(ModelType.BOUNDARYACCURATE, delta=delta, texSize=texSize)
renderData.renderResult = renderer.render(baModels[i], delta)
self.save(dataset, renderData)
print "Done!"
printflush("Rendering hybrid ({0}x{0})...".format(texSize))
renderData = RenderData(ModelType.HYBRID, delta=delta, texSize=texSize)
renderData.renderResult = hybridRenderer.render(hybridModels[i], delta)
self.save(dataset, renderData)
print "Done!"
printflush("Rendering hybrid (boundary accurate) ({0}x{0})...".format(texSize))
renderData = RenderData(ModelType.BAHYBRID, delta=delta, texSize=texSize)
renderData.renderResult = hybridRenderer.render(baHybridModels[i], delta)
self.save(dataset, renderData)
print "Done!"
def createSummaries(self, dataset):
result = []
for i in range(ModelType._COUNT):
result.append([])
filedir = self.filedir(dataset)
self.fileHandler.setFiledir(filedir)
files = self.fileHandler.findAll()
refObj = self.fileHandler.load(files[0])
for i in range(1, len(files)):
obj = self.fileHandler.load(files[i])
colorDiffs = colordiff.compare(refObj.renderResult.colors, obj.renderResult.colors)
summary = Summary(obj, colorDiffs)
result[obj.modelType].append(summary)
return result
def duplicateDirectSummary(self, summaries):
summary = summaries[ModelType.DIRECT][0]
for i in range(self.numTextures - 1):
summaries[ModelType.DIRECT].append(summary)
def plotGraphs(self, rhoNo=1, phiNo=1, tfNo=1):
dataset = Dataset(rhoNo, phiNo, tfNo)
graphFigure = GraphFigure(self.texDimSizes)
summaries = self.createSummaries(dataset)
if len(summaries[ModelType.DIRECT]) == 1:
self.duplicateDirectSummary(summaries)
graphFigure.graphSummaries(summaries[ModelType.DIRECT], 'Direct')
graphFigure.graphSummaries(summaries[ModelType.VOXEL], 'Voxel')
graphFigure.graphSummaries(summaries[ModelType.BOUNDARYACCURATE], 'Boundary accurate')
graphFigure.graphSummaries(summaries[ModelType.HYBRID], 'Hybrid')
graphFigure.graphSummaries(summaries[ModelType.BAHYBRID], 'Hybrid (BA)')
graphFigure.show()
def plotPixels(self, rhoNo=1, phiNo=1, tfNo=1):
dataset = Dataset(rhoNo, phiNo, tfNo)
pixelFigure = PixelFigure(self.texDimSizes)
directPixels = []
voxelPixels = []
baPixels = []
hybridPixels = []
hybridVoxelRatios = []
baHybridPixels = []
baHybridVoxelRatios = []
filedir = self.filedir(dataset)
self.fileHandler.setFiledir(filedir)
files = self.fileHandler.findAll()
refObj = self.fileHandler.load(files[0])
refPixels = refObj.renderResult.colors
pixelFigure.refPixelsPlot.plotPixelColors(refPixels)
for i in range(1, len(files)):
obj = self.fileHandler.load(files[i])
objPixels = obj.renderResult.colors
if obj.modelType == ModelType.DIRECT:
directPixels.append(objPixels)
elif obj.modelType == ModelType.VOXEL:
voxelPixels.append(objPixels)
elif obj.modelType == ModelType.BOUNDARYACCURATE:
baPixels.append(objPixels)
elif obj.modelType == ModelType.HYBRID:
hybridPixels.append(objPixels)
hybridVoxelRatios.append(obj.renderResult.ratios)
elif obj.modelType == ModelType.BAHYBRID:
baHybridPixels.append(objPixels)
baHybridVoxelRatios.append(obj.renderResult.ratios)
if len(directPixels) == 1:
pixels = directPixels[0]
colorDiffs = colordiff.compare(refPixels, pixels)
pixelFigure.directPixelsPlot.plotPixelColors(pixels)
pixelFigure.directDiffsPlot.plotPixelColorDiffs(colorDiffs)
for i in range(len(voxelPixels)):
pixels = voxelPixels[i]
colorDiffs = colordiff.compare(refPixels, pixels)
pixelFigure.voxelPixelsPlots[i].plotPixelColors(pixels)
pixelFigure.voxelDiffsPlots[i].plotPixelColorDiffs(colorDiffs)
pixels = baPixels[i]
colorDiffs = colordiff.compare(refPixels, pixels)
pixelFigure.baPixelsPlots[i].plotPixelColors(pixels)
pixelFigure.baDiffsPlots[i].plotPixelColorDiffs(colorDiffs)
pixels = hybridPixels[i]
colorDiffs = colordiff.compare(refPixels, pixels)
pixelFigure.hybridPixelsPlots[i].plotPixelColors(pixels)
pixelFigure.hybridDiffsPlots[i].plotPixelColorDiffs(colorDiffs)
pixelFigure.hybridVoxelRatioPlots[i].plotRatios(hybridVoxelRatios[i])
pixelFigure.show()
def printSummary(self, rhoNo=1, phiNo=1, tfNo=1):
dataset = Dataset(rhoNo, phiNo, tfNo)
summaries = self.createSummaries(dataset)
for modelSummaries in summaries:
for modelSummary in modelSummaries:
modelSummary.printData()
print ""