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-rw-r--r--generator/ppmpat.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/generator/ppmpat.c b/generator/ppmpat.c
index 82acafae..09d90815 100644
--- a/generator/ppmpat.c
+++ b/generator/ppmpat.c
@@ -828,8 +828,8 @@ poles(pixel **     const pixels,
             dist1 = dist2 = (SQR((double)cols) + SQR((double)rows));
             for (i = 0; i < poleCt; ++i) {
                 double const newdist =
-                    (double)(col - xs[i]) * (col - xs[i]) +
-                    (double)(row - ys[i]) * (row - ys[i]);
+                    (double)((int)col - xs[i]) * ((int)col - xs[i]) +
+                    (double)((int)row - ys[i]) * ((int)row - ys[i]);
                 if (newdist < dist1) {
                     dist2  = dist1;
                     color2 = color1;