This file is part of MXE. See LICENSE.md for licensing information.

Contains ad hoc patches for cross building.

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Tony Theodore <tonyt@logyst.com>
Date: Wed, 27 Feb 2019 00:55:49 +1100
Subject: [PATCH 1/1] mingw fixes

From: kirill Okhotnikov <kirill.okhotnikov@gmail.com>
Date: Mon, 3 Jan 2022 02:40:22 +0100
Subject: [PATCH 1/1] Fixes eigen 3.4.0 compatibility.




diff --git a/common/include/pcl/pcl_macros.h b/common/include/pcl/pcl_macros.h
index 1111111..2222222 100644
--- a/common/include/pcl/pcl_macros.h
+++ b/common/include/pcl/pcl_macros.h
@@ -412,7 +412,7 @@ aligned_malloc (size_t size)
     ptr = 0;
 #elif defined (HAVE_MM_MALLOC)
   ptr = _mm_malloc (size, 16);
-#elif defined (_MSC_VER)
+#elif defined (_WIN32)
   ptr = _aligned_malloc (size, 16);
 #elif defined (ANDROID)
   ptr = memalign (16, size);
@@ -430,7 +430,7 @@ aligned_free (void* ptr)
   std::free (ptr);
 #elif defined (HAVE_MM_MALLOC)
   _mm_free (ptr);
-#elif defined (_MSC_VER)
+#elif defined (_WIN32)
   _aligned_free (ptr);
 #elif defined (ANDROID)
   free (ptr);
diff --git a/io/include/pcl/io/low_level_io.h b/io/include/pcl/io/low_level_io.h
index 1111111..2222222 100644
--- a/io/include/pcl/io/low_level_io.h
+++ b/io/include/pcl/io/low_level_io.h
@@ -52,8 +52,7 @@
 # endif
 # include <io.h>
 # include <windows.h>
-# include <BaseTsd.h>
-typedef SSIZE_T ssize_t;
+# include <basetsd.h>
 #else
 # include <unistd.h>
 # include <sys/mman.h>
diff --git a/surface/CMakeLists.txt b/surface/CMakeLists.txt
index 1111111..2222222 100644
--- a/surface/CMakeLists.txt
+++ b/surface/CMakeLists.txt
@@ -181,4 +181,7 @@ if(build)
     if(WIN32)
       target_link_libraries("${LIB_NAME}" Rpcrt4.lib)
     endif(WIN32)
+    if(MINGW)
+      add_definitions(-Wa,-mbig-obj)
+    endif(MINGW)
 endif(build)
diff --git a/filters/include/pcl/filters/impl/frustum_culling.hpp b/filters/include/pcl/filters/impl/frustum_culling.hpp
index 1111111..2222222 100644
--- a/filters/include/pcl/filters/impl/frustum_culling.hpp
+++ b/filters/include/pcl/filters/impl/frustum_culling.hpp
@@ -109,12 +109,12 @@ pcl::FrustumCulling<PointT>::applyFilter (std::vector<int> &indices)
   Eigen::Vector3f np_bl (np_c - (up * np_h / 2) - (right * np_w / 2));   // Bottom left corner of the near plane
   Eigen::Vector3f np_br (np_c - (up * np_h / 2) + (right * np_w / 2));   // Bottom right corner of the near plane
 
-  pl_f.block (0, 0, 3, 1).matrix () = (fp_bl - fp_br).cross (fp_tr - fp_br);   // Far plane equation - cross product of the 
-  pl_f (3) = -fp_c.dot (pl_f.block (0, 0, 3, 1));                    // perpendicular edges of the far plane
-
-  pl_n.block (0, 0, 3, 1).matrix () = (np_tr - np_br).cross (np_bl - np_br);   // Near plane equation - cross product of the 
-  pl_n (3) = -np_c.dot (pl_n.block (0, 0, 3, 1));                    // perpendicular edges of the far plane
+  pl_f.head<3> () = (fp_bl - fp_br).cross (fp_tr - fp_br);  // Far plane equation - cross product of the 
+  pl_f (3) = -fp_c.dot (pl_f.head<3> ());                   // perpendicular edges of the far plane
 
+  pl_n.head<3> () = (np_tr - np_br).cross (np_bl - np_br);  // Near plane equation - cross product of the 
+  pl_n (3) = -np_c.dot (pl_n.head<3> ());                   // perpendicular edges of the far plane
+  
   Eigen::Vector3f a (fp_bl - T);    // Vector connecting the camera and far plane bottom left
   Eigen::Vector3f b (fp_br - T);    // Vector connecting the camera and far plane bottom right
   Eigen::Vector3f c (fp_tr - T);    // Vector connecting the camera and far plane top right
@@ -133,15 +133,15 @@ pcl::FrustumCulling<PointT>::applyFilter (std::vector<int> &indices)
   //                   T
   //
 
-  pl_r.block (0, 0, 3, 1).matrix () = b.cross (c);
-  pl_l.block (0, 0, 3, 1).matrix () = d.cross (a);
-  pl_t.block (0, 0, 3, 1).matrix () = c.cross (d);
-  pl_b.block (0, 0, 3, 1).matrix () = a.cross (b);
+  pl_r.head<3> () = b.cross (c);
+  pl_l.head<3> () = d.cross (a);
+  pl_t.head<3> () = c.cross (d);
+  pl_b.head<3> () = a.cross (b);
 
-  pl_r (3) = -T.dot (pl_r.block (0, 0, 3, 1));
-  pl_l (3) = -T.dot (pl_l.block (0, 0, 3, 1));
-  pl_t (3) = -T.dot (pl_t.block (0, 0, 3, 1));
-  pl_b (3) = -T.dot (pl_b.block (0, 0, 3, 1));
+  pl_r (3) = -T.dot (pl_r.head<3> ());
+  pl_l (3) = -T.dot (pl_l.head<3> ());
+  pl_t (3) = -T.dot (pl_t.head<3> ());
+  pl_b (3) = -T.dot (pl_b.head<3> ());
 
   if (extract_removed_indices_)
   {
diff --git a/segmentation/CMakeLists.txt b/segmentation/CMakeLists.txt
index 1111111..2222222 100644
--- a/segmentation/CMakeLists.txt
+++ b/segmentation/CMakeLists.txt
@@ -130,6 +130,9 @@ if(build)
     # Install include files
     PCL_ADD_INCLUDES("${SUBSYS_NAME}" "${SUBSYS_NAME}" ${incs})
     PCL_ADD_INCLUDES("${SUBSYS_NAME}" "${SUBSYS_NAME}/impl" ${impl_incs})
+    if(MINGW)
+      add_definitions(-Wa,-mbig-obj)
+    endif(MINGW)
 endif(build)