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-rw-r--r--src/ProjectionLSQ.H2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/ProjectionLSQ.H b/src/ProjectionLSQ.H
index 626c513..a380b4c 100644
--- a/src/ProjectionLSQ.H
+++ b/src/ProjectionLSQ.H
@@ -32,7 +32,7 @@ class ProjectionLSQ {
void get_coordinates(double a_view, double a_nick,
const ViewParams *parms, double *x, double *y);
- int comp_params(const Hills *h, ViewParams *parms);
+ virtual int comp_params(const Hills *h, ViewParams *parms);
virtual double get_view_angle();