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public interface ShadedRelief
The ShadedRelief element selects the application of relief shading (or ?hill shading?) to an image for a three-dimensional visual effect. It is defined as:
<xs:element name="ShadedRelief"> <xs:complexType> <xs:sequence> <xs:element ref="sld:BrightnessOnly" minOccurs="0"/> <xs:element ref="sld:ReliefFactor" minOccurs="0"/> </xs:sequence> </xs:complexType> </xs:element> <xs:element name="BrightnessOnly" type="xs:boolean"/> <xs:element name="ReliefFactor" type="xs:double"/>Exact parameters of the shading are system-dependent (for now). If the BrightnessOnly flag is ?0? (false, default), the shading is applied to the layer being rendered as the current RasterSymbol. If BrightnessOnly is ?1? (true), the shading is applied to the brightness of the colors in the rendering canvas generated so far by other layers, with the effect of relief-shading these other layers. The default for BrightnessOnly is ?0? (false). The ReliefFactor gives the amount of exaggeration to use for the height of the ?hills.? A value of around 55 (times) gives reasonable results for Earth-based DEMs. The default value is system-dependent.
Method Summary | |
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void |
accept(StyleVisitor visitor)
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void |
setBrightnessOnly(boolean flag)
turns brightnessOnly on or off depending on value of flag. |
void |
setReliefFactor(org.opengis.filter.expression.Expression reliefFactor)
The ReliefFactor gives the amount of exaggeration to use for the height of the ?hills.? A value of around 55 (times) gives reasonable results for Earth-based DEMs. |
Methods inherited from interface org.opengis.style.ShadedRelief |
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accept, getReliefFactor, isBrightnessOnly |
Method Detail |
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void setBrightnessOnly(boolean flag)
flag
- booleanvoid setReliefFactor(org.opengis.filter.expression.Expression reliefFactor)
reliefFactor
- an expression which evaluates to a double.void accept(StyleVisitor visitor)
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