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Diffstat (limited to 'pkg/utilities/nttools/stxtools/wcslab/psiescape.h')
| -rw-r--r-- | pkg/utilities/nttools/stxtools/wcslab/psiescape.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/pkg/utilities/nttools/stxtools/wcslab/psiescape.h b/pkg/utilities/nttools/stxtools/wcslab/psiescape.h new file mode 100644 index 00000000..46da4ea2 --- /dev/null +++ b/pkg/utilities/nttools/stxtools/wcslab/psiescape.h @@ -0,0 +1,80 @@ +.help psiescape.h 1May92 plot +.ih +.NAME +psiescape.h -- Define the special GIO escape instructions. +.ih +DESCRIPTION +The following escape instructions are defined for the PostScript GKI +Interpreter: + + PS_CODE - Send the raw PostScript code to the output. + PS_IMAGE_RED_LUT - Download a new lookup table for the Red component + of an image. + PS_IMAGE_GREEN_LUT - Download a new lookup table for the Green component + of an image. + PS_IMAGE_BLUE_LUT - Download a new lookup table for the Blue component + of an image. + PS_GR_RED_LUT - Download a new lookup table for the Red component + for the graphics. + PS_GR_GREEN_LUT - Download a new lookup table for the Green component + for the graphics. + PS_GR_BLUE_LUT - Download a new lookup table for the Blue component + for the graphics. + PS_ROMAN_FONT - Specify a new font for the normal font. + PS_GREEK_FONT - Specify a new font for the greek font. + PS_ITALIC_FONT - Specify a new font for the italic font. + PS_BOLD_FONT - Specify a new font for the bold font. + PS_VARIABLE_SPACE - Change whether characters are mono-spaced or + variable-spaced. + PS_DASH, PS_DOT, + PS_SPACE - Change the sizes of a dash, a dot, and the space + between them. + PS_FILL_PATTERN - Add/change fill patterns. + +The size of the instruction array should have the following minimums: + - For the PS_CODE instruction, the array should be the length of the string + being passed. + - The size of each image LUT array is PS_IMAGE_LUT_SIZE. + - The size of each graphics LUT array is PS_GR_LUT_SIZE. + - The font arrays should be the length of the string containing the name + of the font to use. + - For the PS_VARIABLE_SPACE, the size is PS_VARIABLE_SPACE_SIZE. + - For PS_FILL_PATTERN, the size is PS_FILL_SIZE. + +.ih +SEE ALSO +t_psikern +.endhelp +#--------------------------------------------------------------------------- + +# Define the escape instructions. +define PS_CODE 1001 +define PS_IMAGE_RED_LUT 1002 +define PS_IMAGE_GREEN_LUT 1003 +define PS_IMAGE_BLUE_LUT 1004 +define PS_GR_RED_LUT 1005 +define PS_GR_GREEN_LUT 1006 +define PS_GR_BLUE_LUT 1007 +define PS_ROMAN_FONT 1008 +define PS_GREEK_FONT 1009 +define PS_ITALIC_FONT 1010 +define PS_BOLD_FONT 1011 +define PS_VARIABLE_SPACE 1012 +define PS_DOT 1013 +define PS_DASH 1014 +define PS_SPACE 1015 +define PS_FILL_PATTERN 1016 +define PS_IMAGE_LUT 1017 +define PS_GRAPHICS_LUT 1018 + +# Define the sizes of the instruction arrays. +define PS_MAX_LUT_VALUE 255 +define PS_IMAGE_LUT_SIZE 256 +define PS_GR_LUT_SIZE 16 +define PS_VARIABLE_SPACE_SIZE 1 +define PS_FILL_SIZE 9 + +# Define how to pack/unpack a LUT defined as reals from 0-1 into +# a short array from 0-PS_MAX_LUT_VALUE. +define PS_PACKLUT (int($1*PS_MAX_LUT_VALUE)) +define PS_UNPACKLUT ($1/real(PS_MAX_LUT_VALUE)) |