From 3a7ef2936fd735af034ba9a19736b094462c77c3 Mon Sep 17 00:00:00 2001
From: tamasmeszaros <meszaros.q@gmail.com>
Date: Mon, 25 Mar 2019 14:01:50 +0100
Subject: [PATCH] Fix for orbital bug: using delete for memory created by minz.

---
 src/libslic3r/Rasterizer/Rasterizer.cpp |  5 +++++
 src/libslic3r/Rasterizer/Rasterizer.hpp | 10 ++++++++--
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/src/libslic3r/Rasterizer/Rasterizer.cpp b/src/libslic3r/Rasterizer/Rasterizer.cpp
index dd6084b99a6..60cbb1b79bb 100644
--- a/src/libslic3r/Rasterizer/Rasterizer.cpp
+++ b/src/libslic3r/Rasterizer/Rasterizer.cpp
@@ -246,4 +246,9 @@ RawBytes Raster::save(Raster::Compression comp)
     return std::move(ret);
 }
 
+void RawBytes::MinzDeleter::operator()(uint8_t *rawptr)
+{
+    MZ_FREE(rawptr);
+}
+
 }
diff --git a/src/libslic3r/Rasterizer/Rasterizer.hpp b/src/libslic3r/Rasterizer/Rasterizer.hpp
index 1f548ad4787..1cb0f918ce2 100644
--- a/src/libslic3r/Rasterizer/Rasterizer.hpp
+++ b/src/libslic3r/Rasterizer/Rasterizer.hpp
@@ -11,8 +11,14 @@ namespace Slic3r {
 class ExPolygon;
 
 // Raw byte buffer paired with its size. Suitable for compressed PNG data.
-struct RawBytes {
-    std::unique_ptr<std::uint8_t> buffer = nullptr;
+class RawBytes {
+    class MinzDeleter {
+    public:
+        void operator()(std::uint8_t *rawptr);
+    };
+public:
+
+    std::unique_ptr<std::uint8_t, MinzDeleter> buffer = nullptr;
     size_t size = 0;
 
     // FIXME: the following is needed for MSVC2013 compatibility