From 767e374dced69b45db0afb30ca2ccf0bbbeef672 Mon Sep 17 00:00:00 2001
From: jfons <joan.fonssanchez@gmail.com>
Date: Thu, 20 May 2021 12:49:33 +0200
Subject: Upgrade Embree to the latest official release.

Since Embree v3.13.0 supports AARCH64, switch back to the
official repo instead of using Embree-aarch64.

`thirdparty/embree/patches/godot-changes.patch` should now contain
an accurate diff of the changes done to the library.
---
 .../embree/patches/godot-changes-android.patch     | 103 +++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100644 thirdparty/embree/patches/godot-changes-android.patch

(limited to 'thirdparty/embree/patches/godot-changes-android.patch')

diff --git a/thirdparty/embree/patches/godot-changes-android.patch b/thirdparty/embree/patches/godot-changes-android.patch
new file mode 100644
index 0000000000..a27f924bde
--- /dev/null
+++ b/thirdparty/embree/patches/godot-changes-android.patch
@@ -0,0 +1,103 @@
+diff --git a/thirdparty/embree/common/sys/sysinfo.cpp b/thirdparty/embree/common/sys/sysinfo.cpp
+index ba97dc227b..1679599608 100644
+--- a/thirdparty/embree/common/sys/sysinfo.cpp
++++ b/thirdparty/embree/common/sys/sysinfo.cpp
+@@ -618,7 +618,10 @@ namespace embree
+     static int nThreads = -1;
+     if (nThreads != -1) return nThreads;
+ 
+-#if defined(__MACOSX__)
++// -- GODOT start --
++// #if defined(__MACOSX__)
++#if defined(__MACOSX__) || defined(__ANDROID__)
++// -- GODOT end --
+     nThreads = sysconf(_SC_NPROCESSORS_ONLN); // does not work in Linux LXC container
+     assert(nThreads);
+ #else
+diff --git a/thirdparty/embree/common/sys/thread.cpp b/thirdparty/embree/common/sys/thread.cpp
+index a7827e18f7..f4014be89b 100644
+--- a/thirdparty/embree/common/sys/thread.cpp
++++ b/thirdparty/embree/common/sys/thread.cpp
+@@ -158,7 +158,9 @@ namespace embree
+ /// Linux Platform
+ ////////////////////////////////////////////////////////////////////////////////
+ 
+-#if defined(__LINUX__)
++// -- GODOT start --
++#if defined(__LINUX__) && !defined(__ANDROID__)
++// -- GODOT end --
+ 
+ #include <fstream>
+ #include <sstream>
+@@ -247,6 +249,28 @@ namespace embree
+ }
+ #endif
+ 
++// -- GODOT start --
++////////////////////////////////////////////////////////////////////////////////
++/// Android Platform
++////////////////////////////////////////////////////////////////////////////////
++
++#if defined(__ANDROID__)
++
++namespace embree
++{
++  /*! set affinity of the calling thread */
++  void setAffinity(ssize_t affinity)
++  {
++    cpu_set_t cset;
++    CPU_ZERO(&cset);
++    CPU_SET(affinity, &cset);
++
++    sched_setaffinity(0, sizeof(cset), &cset);
++  }
++}
++#endif
++// -- GODOT end --
++
+ ////////////////////////////////////////////////////////////////////////////////
+ /// FreeBSD Platform
+ ////////////////////////////////////////////////////////////////////////////////
+@@ -355,7 +379,9 @@ namespace embree
+     pthread_attr_destroy(&attr);
+ 
+     /* set affinity */
+-#if defined(__LINUX__)
++// -- GODOT start --
++#if defined(__LINUX__) && !defined(__ANDROID__)
++// -- GODOT end --
+     if (threadID >= 0) {
+       cpu_set_t cset;
+       CPU_ZERO(&cset);
+@@ -370,7 +396,16 @@ namespace embree
+       CPU_SET(threadID, &cset);
+       pthread_setaffinity_np(*tid, sizeof(cset), &cset);
+     }
++// -- GODOT start --
++#elif defined(__ANDROID__)
++    if (threadID >= 0) {
++      cpu_set_t cset;
++      CPU_ZERO(&cset);
++      CPU_SET(threadID, &cset);
++      sched_setaffinity(pthread_gettid_np(*tid), sizeof(cset), &cset);
++    }
+ #endif
++// -- GODOT end --
+ 
+     return thread_t(tid);
+   }
+@@ -389,8 +424,14 @@ namespace embree
+ 
+   /*! destroy a hardware thread by its handle */
+   void destroyThread(thread_t tid) {
++// -- GODOT start --
++#if defined(__ANDROID__)
++    FATAL("Can't destroy threads on Android.");
++#else
+     pthread_cancel(*(pthread_t*)tid);
+     delete (pthread_t*)tid;
++#endif
++// -- GODOT end --
+   }
+ 
+   /*! creates thread local storage */
-- 
cgit v1.2.3