Merge branch 'main' into dev/step-import-dialog

src/libslic3r/GCode/ExtrusionProcessor.hpp

@@ -442,6 +442,10 @@ public:
             };
             
             float extrusion_speed = std::min(calculate_speed(curr.distance), calculate_speed(next.distance));
+            // ORCA: Clamp resulting speed to lowest of calculated speed based on the overhang values and the current speed
+            // Fixes bug where resulting overhang speed is higher than the current speed due to (for example) volumetric flow limits.
+            extrusion_speed = std::min(extrusion_speed, original_speed);
+            
             if(slowdown_for_curled_edges) {
                 float curled_speed = calculate_speed(artificial_distance_to_curled_lines);
             	extrusion_speed       = std::min(curled_speed, extrusion_speed); // adjust extrusion speed based on what is smallest - the calculated overhang speed or the artificial curled speed

src/libslic3r/GCode/PostProcessor.cpp

@@ -8,8 +8,8 @@
 #include <boost/log/trivial.hpp>
 #include <boost/format.hpp>
 #include <boost/filesystem.hpp>
+#include <boost/nowide/cstdlib.hpp>
 #include <boost/nowide/convert.hpp>
-#include <boost/nowide/cenv.hpp>
 #include <boost/nowide/fstream.hpp>
 
 // BBS