NAME

SetRGB4: Set one color register for this viewport.

SYNOPSIS

SetRGB4( vp, n, r, g, b)

a0 d0 d1:4 d2:4 d3:4

void SetRGB4( struct ViewPort *, SHORT, UBYTE, UBYTE, UBYTE );

FUNCTION

Change the color look up table so that this viewport displays the color (r,g,b) for pen number n.

INPUTS

vp: pointer to viewport structure
n: the color number (range from 0 to 31)
r: red level (0-15)
g: green level (0-15)
b: blue level (0-15)

RESULT

If there is a ColorMap for this viewport, then the value will be stored in the ColorMap.

The selected color register is changed to match your specs. If the color value is unused then nothing will happen.

BUGS

NOTE:: Under V36 and up, it is not safe to call this function