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GRIPS 2: Government Rast…rocessing Software & Data
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shadrf.paf
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1990-06-25
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624b
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12 lines
SHADRF DEC-88
SANGLE:[45.0] - Sun angle from zenith (0.0 -> overhead, 90.0 -> horizon)
TOP :[NO] - Sun is positioned to the top of the image
LEFT :[NO] - Sun is positioned to the left of the image
DIAG1 :[NO] - Sun is positioned to the top left of the image
DIAG2 :[NO] - Sun is positioned to the bottom left of the image
XYRES :[30.0] - Pixel resolution in same units of measure as ZRES
ZRES :[ 1.0] - DN resolution that represents the elevation
(e.g., number of feet per DN)
EXAG :[ 1.0] - This can be used to exaggerate the shaded relief
(i.e., SANGLE=65.0,DIAG1,EXAG=2.5)