From e10fd143da6ad648687cfc4c4ebeaf13466a0b42 Mon Sep 17 00:00:00 2001
From: Michael Kirsch <mkirsch.git@gmail.com>
Date: Sat, 30 Mar 2019 21:44:30 +0100
Subject: [PATCH] add trafo matrix to volumes

---
 xs/src/libslic3r/Model.cpp | 2 ++
 xs/src/libslic3r/Model.hpp | 1 +
 2 files changed, 3 insertions(+)

diff --git a/xs/src/libslic3r/Model.cpp b/xs/src/libslic3r/Model.cpp
index 9fc92c528..06e26d7c0 100644
--- a/xs/src/libslic3r/Model.cpp
+++ b/xs/src/libslic3r/Model.cpp
@@ -979,6 +979,7 @@ ModelVolume::ModelVolume(ModelObject* object, const TriangleMesh &mesh)
 ModelVolume::ModelVolume(ModelObject* object, const ModelVolume &other)
 :   name(other.name),
     mesh(other.mesh),
+    trafo(other.trafo),
     config(other.config),
     input_file(other.input_file),
     input_file_obj_idx(other.input_file_obj_idx),
@@ -1000,6 +1001,7 @@ ModelVolume::swap(ModelVolume &other)
 {
     std::swap(this->name,       other.name);
     std::swap(this->mesh,       other.mesh);
+    std::swap(this->trafo,      other.trafo);
     std::swap(this->config,     other.config);
     std::swap(this->modifier,   other.modifier);
 	
diff --git a/xs/src/libslic3r/Model.hpp b/xs/src/libslic3r/Model.hpp
index 05ea578eb..7617724dd 100644
--- a/xs/src/libslic3r/Model.hpp
+++ b/xs/src/libslic3r/Model.hpp
@@ -460,6 +460,7 @@ class ModelVolume
 
     std::string name;   ///< Name of this ModelVolume object
     TriangleMesh mesh;  ///< The triangular model.
+    TransformationMatrix trafo; ///< The transformation matrix of this volume
     DynamicPrintConfig config;
     ///< Configuration parameters specific to an object model geometry or a modifier volume,
     ///< overriding the global Slic3r settings and the ModelObject settings.