Fix one regression in arrange

1 files changed, 5 insertions, 4 deletions

diff --git a/xs/src/libslic3r/Geometry.cpp b/xs/src/libslic3r/Geometry.cpp
index a43aa814a..dcac40ad4 100644
--- a/xs/src/libslic3r/Geometry.cpp
+++ b/xs/src/libslic3r/Geometry.cpp
@@ -186,7 +186,7 @@ arrange(size_t total_parts, Pointf part, coordf_t dist, const BoundingBoxf* bb)
     
     // this is how many cells we have available into which to put parts
     size_t cellw = floor((area.x + dist) / part.x);
-    size_t cellh = floor((area.x + dist) / part.x);
+    size_t cellh = floor((area.y + dist) / part.y);
     if (total_parts > (cellw * cellh))
         CONFESS("%zu parts won't fit in your print area!\n", total_parts);
     
@@ -200,8 +200,8 @@ arrange(size_t total_parts, Pointf part, coordf_t dist, const BoundingBoxf* bb)
     
     // center bounding box to area
     cells_bb.translate(
-        -(area.x - cells.x) / 2,
-        -(area.y - cells.y) / 2
+        (area.x - cells.x) / 2,
+        (area.y - cells.y) / 2
     );
     
     // list of cells, sorted by distance from center
@@ -211,7 +211,7 @@ arrange(size_t total_parts, Pointf part, coordf_t dist, const BoundingBoxf* bb)
     for (size_t i = 0; i <= cellw-1; ++i) {
         for (size_t j = 0; j <= cellh-1; ++j) {
             coordf_t cx = linint(i + 0.5, 0, cellw, cells_bb.min.x, cells_bb.max.x);
-            coordf_t cy = linint(j + 0.5, 0, cellh, cells_bb.max.y, cells_bb.min.y);
+            coordf_t cy = linint(j + 0.5, 0, cellh, cells_bb.min.y, cells_bb.max.y);
             
             coordf_t xd = fabs((area.x / 2) - cx);
             coordf_t yd = fabs((area.y / 2) - cy);
@@ -285,6 +285,7 @@ arrange(size_t total_parts, Pointf part, coordf_t dist, const BoundingBoxf* bb)
             p->y += bb->min.y;
         }
     }
+    
     return positions;
 }