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The current rendering engine used by Constellation is aiming for a full support of OGC Symbology encoding 1.1 specification
Styling Spécification (OGC Symbology encoding)
Line/Polygon |
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Unit support (pixel,meter,foot) |
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Opacity |
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Stroke - Color |
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Stroke - Dashes |
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Stroke - Cap/Join |
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Stroke - GraphicFill |
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Stroke - GraphicStroke |
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Fill - Color |
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Fill - Pattern |
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Line - Offset |
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Polygon - Displacement |
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Polygon - Offset |
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Point |
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Unit support (pixel,meter,foot) |
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Opacity |
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Size |
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Rotation |
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AnchorPoint |
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Displacement |
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Mark - Fill |
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Mark - Stroke |
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Mark - Well Knowned Mark |
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Mark - OnlineResource |
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Mark - InlineResource |
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Mark - Mark index |
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ExternalMark - InlineResource |
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ExternalMark - OnlineResource |
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ExternalMark - InlineResource |
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ExternalMark - Color replacement |
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Label |
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Unit support (pixel,meter,foot) |
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Opacity |
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Font - Family |
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Font - Style |
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Font - Weight |
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Font - Size |
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PointPlacement - Anchor |
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PointPlacement - Displacement |
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PointPlacement - Rotation |
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LinePlacement - Offset |
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LinePlacement - Repeat |
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LinePlacement - InitialGap/Gap |
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LinePlacement - Aligned |
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LinePlacement - Generalize |
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Halo |
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Fill |
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Raster |
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Opacity |
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Channel selection - single band |
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Channel selection - RGB bands |
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ColorMap - Interpolate |
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ColorMap - Categorize |
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Contrast - Histogram |
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Contrast - Normalize |
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Contrast - Gamma |
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Shaded relief |
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Outline |
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Depending on the image type, some operations may not be used.
Default image processing pipeline
Processing pipeline for normal images (png,jpg,tiff ... : usualy 3 or 4 color bands)
Processing pipeline for scientific data types ( usualy 1 non-color band )
Demonstration
Channel Selection - Single channel
Channel Selection - Inverted Green/Blue
ColorMap - Interpolate
ColorMap - Categorize
Contrast adjustment - none
Contrast adjustment - gamma
Download SLD file
Contrast adjustment - Histogram
Download SLD file
Contrast adjustment - Normalize
Download SLD file
Coverage outlines
Relief shading
Download SLD file
Real world style units
Polygon displacement used for progressive borders
Polygon offset used to simulate a shadow
Label using line placement
Label using point placement with rotation, anchor point and displacement
External image for points
