Diagonal curve should be bypassed when it is linear, regardless of node count, fixes #3902

2017-05-31 18:55:41 +02:00
parent ebf93dfaa8
commit 95f3eaf001
1 changed files with 1 additions and 1 deletions
--- a/rtengine/diagonalcurves.cc
+++ b/rtengine/diagonalcurves.cc
@@ -58,7 +58,7 @@ DiagonalCurve::DiagonalCurve (const std::vector<double>& p, int poly_pn)
                x[i] = p[ix++];
                y[i] = p[ix++];

-                if (x[i] != y[i]) {
+                if (std::fabs(x[i] - y[i]) >= 0.000009) {
                    identity = false;
                }
            }