plgcolbg: Returns the background color (cmap0[0]) by 8-bit RGB value
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plgcolbg: Returns the background color (cmap0[0]) by 8-bit RGB value

plgcolbg (r,
 g,
 b);
 

Returns the background color (cmap0[0]) by 8-bit RGB value.

r (PLINT_NC_SCALAR, output)

Returned value of the red intensity in the range from 0 to 255.

g (PLINT_NC_SCALAR, output)

Returned value of the green intensity in the range from 0 to 255.

b (PLINT_NC_SCALAR, output)

Returned value of the blue intensity in the range from 0 to 255.

Redacted form: plgcolbg(r, g, b)

This function is used in example 31.

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plgcol0a: Returns 8-bit RGB values and PLFLT alpha transparency value for given color index from cmap0  Home  plgcolbga: Returns the background color (cmap0[0]) by 8-bit RGB value and PLFLT alpha transparency value