From 3a3b24ec7c803c58919a5401e5804261999875b4 Mon Sep 17 00:00:00 2001
From: Alessandro Ranellucci <aar@cpan.org>
Date: Mon, 12 Dec 2016 11:38:39 +0100
Subject: [PATCH] Two minor fixes

---
 xs/src/libslic3r/LayerRegion.cpp | 2 +-
 xs/src/libslic3r/SLAPrint.cpp    | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/xs/src/libslic3r/LayerRegion.cpp b/xs/src/libslic3r/LayerRegion.cpp
index b97fa0727..173cb919f 100644
--- a/xs/src/libslic3r/LayerRegion.cpp
+++ b/xs/src/libslic3r/LayerRegion.cpp
@@ -86,7 +86,7 @@ LayerRegion::process_external_surfaces(const Layer* lower_layer)
             BridgeDetector bd(
                 surface->expolygon,
                 lower_layer->slices,
-                this->flow(frInfill, this->layer()->height, true).scaled_width()
+                this->flow(frInfill, true).scaled_width()
             );
             
             #ifdef SLIC3R_DEBUG
diff --git a/xs/src/libslic3r/SLAPrint.cpp b/xs/src/libslic3r/SLAPrint.cpp
index 0f98b79ee..2fdf16fb4 100644
--- a/xs/src/libslic3r/SLAPrint.cpp
+++ b/xs/src/libslic3r/SLAPrint.cpp
@@ -5,6 +5,7 @@
 #include "Geometry.hpp"
 #include "Surface.hpp"
 #include <iostream>
+#include <complex>
 #include <cstdio>
 
 namespace Slic3r {
@@ -161,7 +162,7 @@ SLAPrint::_infill_layer(size_t i, const Fill* _fill)
     Polygons internal = layer.slices;
     for (size_t j = 0; j < this->layers.size(); ++j) {
         const Layer &other = this->layers[j];
-        if (abs(other.print_z - layer.print_z) > shell_thickness) continue;
+        if (std::abs(other.print_z - layer.print_z) > shell_thickness) continue;
     
         if (j == 0 || j == this->layers.size()-1) {
             internal.clear();