From a7e8e8cfce90e48ba33cb6fa97c00a85b8356563 Mon Sep 17 00:00:00 2001
From: Christopher Homberger <christopher.homberger@web.de>
Date: Thu, 7 Nov 2019 21:11:47 +0100
Subject: [PATCH] Add angle support (MacOs)

---
 CMakeLists.txt |  3 +++
 src/main.cpp   | 12 +++++++++++-
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index bf631f8..eb571fd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -8,6 +8,9 @@ configure_file(src/build_info.h.in ${CMAKE_CURRENT_BINARY_DIR}/build_info/build_
 add_executable(mcpelauncher-client src/main.cpp src/client_app_platform.cpp src/client_app_platform.h src/store.cpp src/store.h src/xbox_live_patches.cpp src/xbox_live_patches.h src/fake_jni.cpp src/fake_jni.h src/window_callbacks.cpp src/window_callbacks.h src/http_request_stub.cpp src/http_request_stub.h src/xbox_live_helper.cpp src/xbox_live_helper.h src/minecraft_gamepad_mapping.h src/splitscreen_patch.cpp src/splitscreen_patch.h src/cll_upload_auth_step.cpp src/cll_upload_auth_step.h src/gl_core_patch.cpp src/gl_core_patch.h src/tts_patch.cpp src/tts_patch.h src/hbui_patch.cpp src/hbui_patch.h src/utf8_util.h src/shader_error_patch.cpp src/shader_error_patch.h src/xbox_live_game_interface.cpp src/xbox_live_game_interface.h src/legacy/xbox_live_game_interface_legacy_1_2_3.cpp src/legacy/xbox_live_game_interface_legacy_1_2_3.h src/legacy/xbox_live_game_interface_legacy_1_4.cpp src/legacy/xbox_live_game_interface_legacy_1_4.h src/legacy/xbox_live_game_interface_legacy_1_2.cpp src/legacy/xbox_live_game_interface_legacy_1_2.h src/legacy/legacy_patches.cpp src/legacy/legacy_patches.h src/minecraft_game_wrapper.cpp src/minecraft_game_wrapper.h src/legacy/minecraft_game_wrapper_legacy.h src/legacy/xbox_live_game_interface_legacy_0_15_2.cpp src/legacy/xbox_live_game_interface_legacy_0_15_2.h)
 target_link_libraries(mcpelauncher-client logger mcpelauncher-core gamewindow filepicker msa-daemon-client cll-telemetry argparser)
 target_include_directories(mcpelauncher-client PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/build_info/)
+if (APPLE)
+    set_target_properties(mcpelauncher-client PROPERTIES MACOSX_RPATH TRUE INSTALL_RPATH @executable_path/../Frameworks)
+endif()
 
 if (IS_ARMHF_BUILD)
     target_sources(mcpelauncher-client PRIVATE src/armhf_support.cpp src/armhf_support.h)
diff --git a/src/main.cpp b/src/main.cpp
index ba6a2bd..5d00063 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -55,6 +55,9 @@ int main(int argc, char *argv[]) {
     argparser::arg<float> pixelScale (p, "--scale", "-s", "Pixel Scale", 2.f);
     argparser::arg<bool> mallocZero (p, "--malloc-zero", "-mz", "Patch malloc to always zero initialize memory, this may help workaround MCPE bugs");
     argparser::arg<bool> disableFmod (p, "--disable-fmod", "-df", "Disables usage of the FMod audio library");
+#ifdef __APPLE__
+    argparser::arg<bool> forceAngle (p, "--force-angle", "-fa", "Forces the usage of the angle graphics library");
+#endif
     if (!p.parse(argc, (const char**) argv))
         return 1;
     if (printVersion) {
@@ -80,7 +83,7 @@ int main(int argc, char *argv[]) {
     }
 #endif
 
-    GraphicsApi graphicsApi = GLCorePatch::mustUseDesktopGL() ? GraphicsApi::OPENGL : GraphicsApi::OPENGL_ES2;
+    GraphicsApi graphicsApi = GraphicsApi::OPENGL_ES2;
 
     Log::trace("Launcher", "Loading hybris libraries");
     if (!disableFmod)
@@ -102,6 +105,13 @@ int main(int argc, char *argv[]) {
 
     Log::trace("Launcher", "Initializing vtables");
     MinecraftUtils::initSymbolBindings(handle);
+
+#ifdef __APPLE__
+    if (!forceAngle && !MinecraftVersion::isAtLeast(1, 13, 9)) {
+        graphicsApi = GraphicsApi::OPENGL;
+    }
+#endif
+
     ClientAppPlatform::initVtable(handle);
     LauncherStore::initVtable(handle);