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jongui |
1037 |
""" |
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@author: John NGUI |
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""" |
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import vtk |
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from mapper import DataSetMapper |
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from lookuptable import LookupTable |
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from actor import Actor3D |
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from constant import Viewport, Color, Arrow, ColorMode, Lut, VizType |
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from arrow import Arrow2D, Arrow3D |
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from glyph import Glyph3D |
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from outline import Outline |
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from probe import Probe |
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from point import StructuredPoints |
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jongui |
1043 |
from average import CellDataToPointData |
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jongui |
1037 |
|
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# NOTE: DataSetMapper, Actor3D, Arrow2D, Arrow3D, Glyph3D, StructuredPoints and |
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# Probe were inherited to allow access to their public methods from the driver. |
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class Velocity(DataSetMapper, Actor3D, Arrow2D, Arrow3D, Glyph3D, |
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StructuredPoints, Probe): |
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""" |
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Class that shows a vector field using arrows. The arrows can either be |
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colored or grey-scaled, depending on the lookup table used. If the arrows |
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are colored, there are two possible coloring modes: (1) using vector data |
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or (2) using scalar data. Similarly, there are two possible types of |
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arrows: (1) using two-dimensional or (2) using three-dimensional. |
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""" |
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# The SOUTH_WEST default viewport is used when there is only one viewport. |
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# This saves the user from specifying the viewport when there is only one. |
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# If no lut is specified, the color scheme will be used. |
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def __init__(self, scene, data_collector, viewport = Viewport.SOUTH_WEST, |
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color_mode = ColorMode.VECTOR, arrow = Arrow.TWO_D, |
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jongui |
1043 |
lut = Lut.COLOR, cell_to_point = False, outline = True): |
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jongui |
1037 |
""" |
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@type scene: L{Scene <scene.Scene>} object |
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@param scene: Scene in which objects are to be rendered on |
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@type data_collector: L{DataCollector <datacollector.DataCollector>} |
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object |
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@param data_collector: Deal with source of data for visualisation |
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@type viewport: L{Viewport <constant.Viewport>} constant |
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@param viewport: Viewport in which objects are to be rendered on |
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@type color_mode: L{ColorMode <constant.ColorMode>} constant |
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@param color_mode: Type of color mode |
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@type arrow: L{Arrow <constant.Arrow>} constant |
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@param arrow: Type of arrow (two dimensional or three dimensional) |
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@type lut : L{Lut <constant.Lut>} constant |
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@param lut: Lookup table color scheme |
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jongui |
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@type cell_to_point: Boolean |
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@param cell_to_point: Converts cell data to point data (by averaging) |
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jongui |
1037 |
@type outline: Boolean |
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@param outline: Places an outline around the domain surface |
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""" |
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# NOTE: Actor3D is inherited and there are two instances declared here. |
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# As a result, when methods from Actor3D is invoked from the driver, |
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# only the methods associated with the latest instance (which in this |
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# case is the Actor3D for the Velocity) can be executed. Actor3D |
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# methods associated with Outline cannot be invoked from the driver. |
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# They can only be called within here, which is why Outline must be |
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# place before Velocity as there is unlikely to be any changes |
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# made to the Outline's Actor3D. |
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# ----- Outline ----- |
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if(outline == True): |
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outline = Outline(data_collector._getOutput()) |
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DataSetMapper.__init__(self, outline._getOutput()) |
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Actor3D.__init__(self, DataSetMapper._getDataSetMapper(self)) |
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# Default outline color is black. |
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Actor3D.setColor(self, Color.BLACK) |
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# Default line width is 1. |
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Actor3D._setLineWidth(self, 1) |
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scene._addActor3D(viewport, Actor3D._getActor3D(self)) |
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# ----- Velocity ----- |
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# NOTE: Lookup table color mapping (color or grey scale) MUST be set |
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# before DataSetMapper. If it is done after DataSetMapper, no effect |
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# will take place. |
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if(lut == Lut.COLOR): # Colored lookup table. |
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lookup_table = LookupTable() |
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lookup_table._setTableValue() |
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elif(lut == Lut.GREY_SCALE): # Grey scaled lookup table. |
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lookup_table = LookupTable() |
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lookup_table._setLookupTableToGreyScale() |
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jongui |
1043 |
""" |
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if(cell_to_point == True): # Converts cell data to point data. |
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print "YES..." |
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c2p = CellDataToPointData(data_collector._getOutput()) |
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StructuredPoints.__init__(self, c2p._getOutput()) |
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Probe.__init__(self, c2p._getOutput(), |
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StructuredPoints._getStructuredPoints(self)) |
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elif(cell_to_point == False): # No conversion happens. |
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print "NO..." |
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StructuredPoints.__init__(self, data_collector._getOutput()) |
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Probe.__init__(self, data_collector._getOutput(), |
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StructuredPoints._getStructuredPoints(self)) |
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""" |
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jongui |
1037 |
StructuredPoints.__init__(self, data_collector._getOutput()) |
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Probe.__init__(self, data_collector._getOutput(), |
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StructuredPoints._getStructuredPoints(self)) |
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if(arrow == Arrow.TWO_D): # Use 2D arrows. |
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Arrow2D.__init__(self) |
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Glyph3D.__init__(self, Probe._getOutput(self), |
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Arrow2D._getOutput(self)) |
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elif(arrow == Arrow.THREE_D): # Use 3D arrows. |
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Arrow3D.__init__(self) |
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jongui |
1043 |
#Glyph3D.__init__(self, data_collector._getOutput(), |
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jongui |
1037 |
Glyph3D.__init__(self, Probe._getOutput(self), |
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Arrow3D._getOutput(self)) |
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jongui |
1043 |
|
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#c2p = CellDataToPointData(Glyph3D._getOutput(self)) |
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#DataSetMapper.__init__(self, c2p._getOutput(), |
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# lookup_table._getLookupTable()) |
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jongui |
1037 |
DataSetMapper.__init__(self, Glyph3D._getOutput(self), |
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lookup_table._getLookupTable()) |
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if(color_mode == ColorMode.VECTOR): # Color velocity by vector. |
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Glyph3D._setColorModeByVector(self) |
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Glyph3D._setRange(self, data_collector._getVectorRange()) |
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DataSetMapper._setScalarRange(self, |
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data_collector._getVectorRange()) |
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data_collector._paramForUpdatingMultipleSources(VizType.VELOCITY, |
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ColorMode.VECTOR, DataSetMapper._getDataSetMapper(self), |
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Glyph3D._getGlyph3D(self)) |
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elif(color_mode == ColorMode.SCALAR): # Color velocity by scalar. |
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Glyph3D._setColorModeByScalar(self) |
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Glyph3D._setRange(self, data_collector._getScalarRange()) |
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DataSetMapper._setScalarRange(self, |
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data_collector._getScalarRange()) |
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data_collector._paramForUpdatingMultipleSources(VizType.VELOCITY, |
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ColorMode.SCALAR, DataSetMapper._getDataSetMapper(self), |
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Glyph3D._getGlyph3D(self)) |
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Actor3D.__init__(self, DataSetMapper._getDataSetMapper(self)) |
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scene._addActor3D(viewport, Actor3D._getActor3D(self)) |
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############################################################################### |
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from transform import Transform |
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from plane import Plane |
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from cutter import Cutter |
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# NOTE: DataSetMapper, Actor3D, Arrow2D, Arrow3D, Glyph3D, Transform, Plane, |
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# Cutter, StructuredPoints and Probe were inherited to allow access to |
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# their public methods from the driver. |
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class VelocityOnPlaneCut(DataSetMapper, Actor3D, Arrow2D, Arrow3D, |
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Glyph3D, Transform, Plane, Cutter, StructuredPoints, Probe): |
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""" |
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This class works in a similar way to L{MapOnPlaneCut <map.MapOnPlaneCut>}, |
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except that it shows a vector field using arrows on a plane. |
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""" |
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# The SOUTH_WEST default viewport is used when there is only one viewport. |
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# This saves the user from specifying the viewport when there is only one. |
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# If no lut is specified, the color scheme willbe used. |
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def __init__(self, scene, data_collector, arrow = Arrow.TWO_D, |
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color_mode = ColorMode.VECTOR, viewport = Viewport.SOUTH_WEST, |
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lut = Lut.COLOR, outline = True): |
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""" |
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@type scene: L{Scene <scene.Scene>} object |
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@param scene: Scene in which objects are to be rendered on |
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@type data_collector: L{DataCollector <datacollector.DataCollector>} |
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object |
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@param data_collector: Deal with source of data for visualisation |
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@type arrow: L{Arrow <constant.Arrow>} constant |
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@param arrow: Type of arrow (two dimensional or three dimensional) |
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@type color_mode: L{ColorMode <constant.ColorMode>} constant |
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@param color_mode: Type of color mode |
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@type viewport: L{Viewport <constant.Viewport>} constant |
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@param viewport: Viewport in which objects are to be rendered on |
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@type lut : L{Lut <constant.Lut>} constant |
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@param lut: Lookup table color scheme |
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@type outline: Boolean |
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@param outline: Places an outline around the domain surface |
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""" |
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# NOTE: Actor3D is inherited and there are two instances declared here. |
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# As a result, when methods from Actor3D is invoked from the driver, |
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# only the methods associated with the latest instance (which in this |
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# case is the Actor3D for the Velocity) can be executed. Actor3D |
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# methods associated with Outline cannot be invoked from the driver. |
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# They can only be called within here, which is why Outline must be |
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# place before Velocity as there is unlikely to be any changes |
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# made to the Outline's Actor3D. |
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# ----- Outline ----- |
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if(outline == True): |
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outline = Outline(data_collector._getOutput()) |
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DataSetMapper.__init__(self, outline._getOutput()) |
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Actor3D.__init__(self, DataSetMapper._getDataSetMapper(self)) |
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# Default outline color is black. |
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Actor3D.setColor(self, Color.BLACK) |
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# Default line width is 1. |
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Actor3D._setLineWidth(self, 1) |
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scene._addActor3D(viewport, Actor3D._getActor3D(self)) |
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# ----- Velocity on a cut plane ----- |
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# NOTE: Lookup table color mapping (color or grey scale) MUST be set |
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# before DataSetMapper. If it is done after DataSetMapper, no effect |
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# will take place. |
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if(lut == Lut.COLOR): # Colored lookup table. |
| 217 |
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lookup_table = LookupTable() |
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lookup_table._setTableValue() |
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elif(lut == Lut.GREY_SCALE): # Grey scaled lookup table. |
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lookup_table = LookupTable() |
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lookup_table._setLookupTableToGreyScale() |
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Transform.__init__(self) |
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Plane.__init__(self, Transform._getTransform(self)) |
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StructuredPoints.__init__(self, data_collector._getOutput()) |
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Probe.__init__(self, data_collector._getOutput(), |
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StructuredPoints._getStructuredPoints(self)) |
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Cutter.__init__(self, Probe._getOutput(self), |
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Plane._getPlane(self)) |
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if(arrow == Arrow.TWO_D): # Use 2D arrows. |
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Arrow2D.__init__(self) |
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Glyph3D.__init__(self, Cutter._getOutput(self), |
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Arrow2D._getOutput(self)) |
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elif(arrow == Arrow.THREE_D): # Use 3D arrows. |
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Arrow3D.__init__(self) |
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Glyph3D.__init__(self, Cutter._getOutput(self), |
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Arrow3D._getOutput(self)) |
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DataSetMapper.__init__(self, Glyph3D._getOutput(self), |
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lookup_table._getLookupTable()) |
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if(color_mode == ColorMode.VECTOR): # Color velocity by vector. |
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Glyph3D._setColorModeByVector(self) |
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Glyph3D._setRange(self, data_collector._getVectorRange()) |
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DataSetMapper._setScalarRange(self, |
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data_collector._getVectorRange()) |
| 250 |
jongui |
1043 |
data_collector._paramForUpdatingMultipleSources(VizType.VELOCITY, |
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ColorMode.VECTOR, DataSetMapper._getDataSetMapper(self), |
| 252 |
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Glyph3D._getGlyph3D(self)) |
| 253 |
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| 254 |
jongui |
1037 |
elif(color_mode == ColorMode.SCALAR): # Color velocity by scalar. |
| 255 |
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Glyph3D._setColorModeByScalar(self) |
| 256 |
jongui |
1043 |
Glyph3D._setRange(self, data_collector._getScalarRange()) |
| 257 |
jongui |
1037 |
DataSetMapper._setScalarRange(self, |
| 258 |
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data_collector._getScalarRange()) |
| 259 |
jongui |
1043 |
data_collector._paramForUpdatingMultipleSources(VizType.VELOCITY, |
| 260 |
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ColorMode.SCALAR, DataSetMapper._getDataSetMapper(self), |
| 261 |
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Glyph3D._getGlyph3D(self)) |
| 262 |
jongui |
1037 |
|
| 263 |
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Actor3D.__init__(self, DataSetMapper._getDataSetMapper(self)) |
| 264 |
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scene._addActor3D(viewport, Actor3D._getActor3D(self)) |
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############################################################################### |
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from clipper import Clipper |
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# NOTE: DataSetMapper, Actor3D, Arrow2D, Arrow3D, Glyph3D, Transform, Plane, |
| 273 |
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# Clipper, StructuredPoints and Probe were inherited to allow access to |
| 274 |
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# their public methods from the driver. |
| 275 |
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class VelocityOnPlaneClip(DataSetMapper, Actor3D, Arrow2D, Arrow3D, |
| 276 |
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Glyph3D, Transform, Plane, Clipper, StructuredPoints, Probe): |
| 277 |
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""" |
| 278 |
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This class works in a similar way to L{MapOnPlaneClip <map.MapOnPlaneClip>} |
| 279 |
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, except that it shows a vector field using arrows clipped using a plane. |
| 280 |
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""" |
| 281 |
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|
| 282 |
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# The SOUTH_WEST default viewport is used when there is only one viewport. |
| 283 |
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# This saves the user from specifying the viewport when there is only one. |
| 284 |
|
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# If no lut is specified, the color scheme will be used. |
| 285 |
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def __init__(self, scene, data_collector, arrow = Arrow.TWO_D, |
| 286 |
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color_mode = ColorMode.VECTOR, viewport = Viewport.SOUTH_WEST, |
| 287 |
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lut = Lut.COLOR, outline = True): |
| 288 |
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""" |
| 289 |
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@type scene: L{Scene <scene.Scene>} object |
| 290 |
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@param scene: Scene in which objects are to be rendered on |
| 291 |
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@type data_collector: L{DataCollector <datacollector.DataCollector>} |
| 292 |
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object |
| 293 |
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@param data_collector: Deal with source of data for visualisation |
| 294 |
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@type arrow: L{Arrow <constant.Arrow>} constant |
| 295 |
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@param arrow: Type of arrow (two dimensional or three dimensional) |
| 296 |
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@type color_mode: L{ColorMode <constant.ColorMode>} constant |
| 297 |
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@param color_mode: Type of color mode |
| 298 |
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@type viewport: L{Viewport <constant.Viewport>} constant |
| 299 |
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@param viewport: Viewport in which objects are to be rendered on |
| 300 |
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@type lut : L{Lut <constant.Lut>} constant |
| 301 |
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@param lut: Lookup table color scheme |
| 302 |
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@type outline: Boolean |
| 303 |
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@param outline: Places an outline around the domain surface |
| 304 |
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""" |
| 305 |
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|
| 306 |
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# NOTE: Actor3D is inherited and there are two instances declared here. |
| 307 |
|
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# As a result, when methods from Actor3D is invoked from the driver, |
| 308 |
|
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# only the methods associated with the latest instance (which in this |
| 309 |
|
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# case is the Actor3D for the Velocity) can be executed. Actor3D |
| 310 |
|
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# methods associated with Outline cannot be invoked from the driver. |
| 311 |
|
|
# They can only be called within here, which is why Outline must be |
| 312 |
|
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# place before Velocity as there is unlikely to be any changes |
| 313 |
|
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# made to the Outline's Actor3D. |
| 314 |
|
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|
| 315 |
|
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# ----- Outline ----- |
| 316 |
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|
| 317 |
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if(outline == True): |
| 318 |
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outline = Outline(data_collector._getOutput()) |
| 319 |
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DataSetMapper.__init__(self, outline._getOutput()) |
| 320 |
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| 321 |
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Actor3D.__init__(self, DataSetMapper._getDataSetMapper(self)) |
| 322 |
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# Default outline color is black. |
| 323 |
|
|
Actor3D.setColor(self, Color.BLACK) |
| 324 |
|
|
|
| 325 |
|
|
# Default line width is 1. |
| 326 |
|
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Actor3D._setLineWidth(self, 1) |
| 327 |
|
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scene._addActor3D(viewport, Actor3D._getActor3D(self)) |
| 328 |
|
|
|
| 329 |
|
|
# ----- Velocity on a clipped plane ----- |
| 330 |
|
|
|
| 331 |
|
|
# NOTE: Lookup table color mapping (color or grey scale) MUST be set |
| 332 |
|
|
# before DataSetMapper. If it is done after DataSetMapper, no effect |
| 333 |
|
|
# will take place. |
| 334 |
|
|
if(lut == Lut.COLOR): # Colored lookup table. |
| 335 |
|
|
lookup_table = LookupTable() |
| 336 |
|
|
lookup_table._setTableValue() |
| 337 |
|
|
elif(lut == Lut.GREY_SCALE): # Grey scaled lookup table. |
| 338 |
|
|
lookup_table = LookupTable() |
| 339 |
|
|
lookup_table._setLookupTableToGreyScale() |
| 340 |
|
|
|
| 341 |
|
|
Transform.__init__(self) |
| 342 |
|
|
Plane.__init__(self, Transform._getTransform(self)) |
| 343 |
|
|
|
| 344 |
|
|
StructuredPoints.__init__(self, data_collector._getOutput()) |
| 345 |
|
|
Probe.__init__(self, data_collector._getOutput(), |
| 346 |
|
|
StructuredPoints._getStructuredPoints(self)) |
| 347 |
|
|
|
| 348 |
|
|
# NOTE: Glyph3D must come before Clipper. Otherwise, the output will |
| 349 |
|
|
# be incorrect. |
| 350 |
|
|
if(arrow == Arrow.TWO_D): # Use 2D arrows. |
| 351 |
|
|
Arrow2D.__init__(self) |
| 352 |
|
|
Glyph3D.__init__(self, Probe._getOutput(self), |
| 353 |
|
|
Arrow2D._getOutput(self)) |
| 354 |
|
|
elif(arrow == Arrow.THREE_D): # Use 3D arrows. |
| 355 |
|
|
Arrow3D.__init__(self) |
| 356 |
|
|
Glyph3D.__init__(self, Probe._getOutput(self), |
| 357 |
|
|
Arrow3D._getOutput(self)) |
| 358 |
|
|
|
| 359 |
|
|
# NOTE: Clipper must come after Glyph3D. Otherwise, the output will |
| 360 |
|
|
# be incorrect. |
| 361 |
|
|
Clipper.__init__(self, Glyph3D._getOutput(self), |
| 362 |
|
|
Plane._getPlane(self)) |
| 363 |
|
|
Clipper._setClipFunction(self) |
| 364 |
|
|
|
| 365 |
|
|
DataSetMapper.__init__(self, Clipper._getOutput(self), |
| 366 |
|
|
lookup_table._getLookupTable()) |
| 367 |
|
|
|
| 368 |
|
|
if(color_mode == ColorMode.VECTOR): # Color velocity by vector. |
| 369 |
|
|
Glyph3D._setColorModeByVector(self) |
| 370 |
|
|
Glyph3D._setRange(self, data_collector._getVectorRange()) |
| 371 |
|
|
DataSetMapper._setScalarRange(self, |
| 372 |
|
|
data_collector._getVectorRange()) |
| 373 |
jongui |
1043 |
data_collector._paramForUpdatingMultipleSources(VizType.VELOCITY, |
| 374 |
|
|
ColorMode.VECTOR, DataSetMapper._getDataSetMapper(self), |
| 375 |
|
|
Glyph3D._getGlyph3D(self)) |
| 376 |
|
|
|
| 377 |
jongui |
1037 |
elif(color_mode == ColorMode.SCALAR): # Color velocity by scalar. |
| 378 |
|
|
Glyph3D._setColorModeByScalar(self) |
| 379 |
jongui |
1043 |
Glyph3D._setRange(self, data_collector._getScalarRange()) |
| 380 |
jongui |
1037 |
DataSetMapper._setScalarRange(self, |
| 381 |
|
|
data_collector._getScalarRange()) |
| 382 |
jongui |
1043 |
data_collector._paramForUpdatingMultipleSources(VizType.VELOCITY, |
| 383 |
|
|
ColorMode.SCALAR, DataSetMapper._getDataSetMapper(self), |
| 384 |
|
|
Glyph3D._getGlyph3D(self)) |
| 385 |
jongui |
1037 |
|
| 386 |
|
|
Actor3D.__init__(self, DataSetMapper._getDataSetMapper(self)) |
| 387 |
|
|
scene._addActor3D(viewport, Actor3D._getActor3D(self)) |
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