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root/radiance/ray/src/cal/cal/printwarp.cal
Revision: 1.2
Committed: Wed Nov 21 18:10:45 2018 UTC (5 years, 6 months ago) by greg
Branch: MAIN
CVS Tags: rad5R4, rad5R3, HEAD
Changes since 1.1: +1 -0 lines
Log Message:
Added missing RCSid tag

File Contents

# Content
1 { RCSid $Id$ }
2 {
3 Warp response function for printing to avoid
4 contrast loss at low end.
5
6 9/12/97 GWL
7 }
8 PrintPivot: .05; { print pivot point }
9 OrigPivot: .025; { original pivot point }
10
11 map(v) = if( v - OrigPivot,
12 (v-OrigPivot)*((1-PrintPivot)/(1-OrigPivot)) + PrintPivot,
13 v*(PrintPivot/OrigPivot) );
14
15 ro = map(ri(1));
16 go = map(gi(1));
17 bo = map(bi(1));