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-rw-r--r--src/Stitch.cxx5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/Stitch.cxx b/src/Stitch.cxx
index ae3158d..6bd29d2 100644
--- a/src/Stitch.cxx
+++ b/src/Stitch.cxx
@@ -28,6 +28,8 @@
#include "Stitch.H"
+static double pi_d = asin(1.0) * 2.0;
+
Stitch::Stitch() {
for (int i=0; i<MAX_PICS; i++) {
gipf[i] = NULL;
@@ -67,9 +69,10 @@ Stitch::resample(DataImage *img,
double step_view = (view_end - view_start) / img->w();
char r, g, b;
int y_off = img->h() / 2;
+ double radius = (double) img->w() / (view_end -view_start);
for (int y=0; y<img->h(); y++) {
- double a_nick = atan(((double)(y_off - y)/(double)img->h()));
+ double a_nick = atan((double)(y_off - y)/radius);
for (int x=0; x<img->w(); x++) {
double a_view;