def mouseMoveEvent(self, event):
if self._lastMousePos is not None:
pos = [ event.x(), event.y() ]
delta = [ pos[0] - self._lastMousePos[0], pos[1] - self._lastMousePos[1] ]
result, eye = self._sceneviewer.getEyePosition()
result, lookat = self._sceneviewer.getLookatPosition()
result, up = self._sceneviewer.getUpVector()
lookatToEye = vectorops.sub(eye, lookat)
eyeDistance = vectorops.magnitude(lookatToEye)
front = vectorops.div(lookatToEye, eyeDistance)
right = vectorops.cross(up, front)
if self._active_button == QtCore.Qt.LeftButton:
mag = vectorops.magnitude(delta)
prop = vectorops.div(delta, mag)
axis = vectorops.add(vectorops.mult(up, prop[0]), vectorops.mult(right, prop[1]))
angle = mag*0.002
self._model.rotateModel(axis, angle)
elif self._active_button == QtCore.Qt.MiddleButton:
result, l, r, b, t, near, far = self._sceneviewer.getViewingVolume()
viewportWidth = self.width()
viewportHeight = self.height()
if viewportWidth > viewportHeight:
eyeScale = (t - b) / viewportHeight
else:
eyeScale = (r - l) / viewportWidth
offset = vectorops.add(vectorops.mult(right, eyeScale*delta[0]), vectorops.mult(up, -eyeScale*delta[1]))
self._model.translateModel(offset)
elif self._active_button == QtCore.Qt.RightButton:
factor = 1.0 + delta[1]*0.0005
if factor < 0.9:
factor = 0.9
self._model.scaleModel(factor)
self._lastMousePos = pos
else:
super(AlignmentSceneviewerWidget, self).mouseMoveEvent(event)
def mouseMoveEvent(self, event):
if self._lastMousePos is not None:
pos = [ event.x(), event.y() ]
delta = [ pos[0] - self._lastMousePos[0], pos[1] - self._lastMousePos[1] ]
result, eye = self._sceneviewer.getEyePosition()
result, lookat = self._sceneviewer.getLookatPosition()
result, up = self._sceneviewer.getUpVector()
lookatToEye = vectorops.sub(eye, lookat)
eyeDistance = vectorops.magnitude(lookatToEye)
front = vectorops.div(lookatToEye, eyeDistance)
right = vectorops.cross(up, front)
if self._active_button == QtCore.Qt.LeftButton:
mag = vectorops.magnitude(delta)
prop = vectorops.div(delta, mag)
axis = vectorops.add(vectorops.mult(up, prop[0]), vectorops.mult(right, prop[1]))
angle = mag*0.002
self._model.rotateModel(axis, angle)
elif self._active_button == QtCore.Qt.MiddleButton:
result, l, r, b, t, near, far = self._sceneviewer.getViewingVolume()
viewportWidth = self.width()
viewportHeight = self.height()
if viewportWidth > viewportHeight:
eyeScale = (t - b) / viewportHeight
else:
eyeScale = (r - l) / viewportWidth
offset = vectorops.add(vectorops.mult(right, eyeScale*delta[0]), vectorops.mult(up, -eyeScale*delta[1]))
self._model.offsetModel(offset)
elif self._active_button == QtCore.Qt.RightButton:
factor = 1.0 + delta[1]*0.0005
if factor < 0.9:
factor = 0.9
self._model.scaleModel(factor)
self._lastMousePos = pos
else:
super(AlignmentSceneviewerWidget, self).mouseMoveEvent(event)
def filterNonNormal(self):
if self._storedMeshLocationField is None:
print("Can't filter until projections are done")
return
fm = self._region.getFieldmodule()
cache = fm.createFieldcache()
result, maxError = self._dataProjectionMaximumErrorField.evaluateReal(
cache, 1)
if result != ZINC_OK:
print("Can't filter non-normal as can't evaluate max error: " +
result)
return
if maxError <= 0:
print("Can't filter non-normal as max error = " + maxError)
return
fm.beginChange()
# don't filter points with tiny errors relative to model range
minimums, maximums = self._getModelRange()
scale = vectorops.magnitude(vectorops.sub(maximums, minimums))
errorLimit = 0.0001 * scale
errorLimit = maxError * 0.001
errorLimitField = fm.createFieldConstant([errorLimit])
errorGreaterThanLimitField = fm.createFieldGreaterThan(
self._dataProjectionErrorField, errorLimitField)
deriv1 = fm.createFieldDerivative(self._modelCoordinateField, 1)
deriv2 = fm.createFieldDerivative(self._modelCoordinateField, 2)
cp = fm.createFieldCrossProduct(deriv1, deriv2)
normalField = fm.createFieldNormalise(cp)
dataNormalField = fm.createFieldEmbedded(normalField,
self._storedMeshLocationField)
normalProjectionLimit = fm.createFieldConstant(
[self._filterNonNormalProjectionLimit])
normalisedProjection = fm.createFieldNormalise(
self._dataProjectionDeltaCoordinateField)
normalAlignment = fm.createFieldDotProduct(normalisedProjection,
dataNormalField)
absNormalAlignment = fm.createFieldAbs(normalAlignment)
isNonNormalField = fm.createFieldLessThan(absNormalAlignment,
normalProjectionLimit)
falseField = fm.createFieldConstant([0])
conditionalField = fm.createFieldIf(errorGreaterThanLimitField,
isNonNormalField, falseField)
activeDatapointsGroup = self._activeDataPointGroupField.getNodesetGroup(
)
result = activeDatapointsGroup.removeNodesConditional(conditionalField)
fm.endChange()
self._autorangeSpectrum()
def filterNonNormal(self):
if self._storedMeshLocationField is None:
print("Can't filter until projections are done")
return
fm = self._region.getFieldmodule()
cache = fm.createFieldcache()
result, maxError = self._dataProjectionMaximumErrorField.evaluateReal(cache, 1)
if result != ZINC_OK:
print("Can't filter non-normal as can't evaluate max error: " + result)
return
if maxError <= 0:
print("Can't filter non-normal as max error = " + maxError)
return
fm.beginChange()
# don't filter points with tiny errors relative to model range
minimums, maximums = self._getModelRange()
scale = vectorops.magnitude(vectorops.sub(maximums, minimums))
errorLimit = 0.0001*scale
errorLimit = maxError*0.001
errorLimitField = fm.createFieldConstant([errorLimit])
errorGreaterThanLimitField = fm.createFieldGreaterThan(self._dataProjectionErrorField, errorLimitField)
deriv1 = fm.createFieldDerivative(self._modelCoordinateField, 1)
deriv2 = fm.createFieldDerivative(self._modelCoordinateField, 2)
cp = fm.createFieldCrossProduct(deriv1, deriv2)
normalField = fm.createFieldNormalise(cp)
dataNormalField = fm.createFieldEmbedded(normalField, self._storedMeshLocationField)
normalProjectionLimit = fm.createFieldConstant([self._filterNonNormalProjectionLimit])
normalisedProjection = fm.createFieldNormalise(self._dataProjectionDeltaCoordinateField)
normalAlignment = fm.createFieldDotProduct(normalisedProjection, dataNormalField)
absNormalAlignment = fm.createFieldAbs(normalAlignment)
isNonNormalField = fm.createFieldLessThan(absNormalAlignment, normalProjectionLimit)
falseField = fm.createFieldConstant([0])
conditionalField = fm.createFieldIf(errorGreaterThanLimitField, isNonNormalField, falseField)
activeDatapointsGroup = self._activeDataPointGroupField.getNodesetGroup()
result = activeDatapointsGroup.removeNodesConditional(conditionalField)
fm.endChange()
self._autorangeSpectrum()
def _getAutoPointSize(self):
minimums, maximums = self._getDataRange()
dataSize = vectorops.magnitude(vectorops.sub(maximums, minimums))
return 0.005 * dataSize
def _getAutoPointSize(self):
minimums, maximums = self._getDataRange()
dataSize = vectorops.magnitude(vectorops.sub(maximums, minimums))
return 0.005*dataSize
