From ce36cc340fb11adde4d37bd384e44f680d953b4a Mon Sep 17 00:00:00 2001
From: Jake Turner <jake@evansturner.co.uk>
Date: Wed, 9 Feb 2022 20:28:05 +0000
Subject: [PATCH] CMake files base setup for Metal

---
 CMakeLists.txt                        |  9 +++++++++
 qrenderdoc/CMakeLists.txt             |  4 ++++
 renderdoc/CMakeLists.txt              | 10 ++++++++++
 renderdoc/driver/metal/CMakeLists.txt |  6 ++++++
 4 files changed, 29 insertions(+)
 create mode 100644 renderdoc/driver/metal/CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 127cee3fd..0735fa3cc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -180,6 +180,7 @@ option(ENABLE_GL "Enable GL driver" ON)
 option(ENABLE_GLES "Enable GL ES driver" ON)
 option(ENABLE_EGL "Enable EGL" ON)
 option(ENABLE_VULKAN "Enable Vulkan driver" ON)
+option(ENABLE_METAL "Enable Metal driver" OFF)
 option(ENABLE_RENDERDOCCMD "Enable renderdoccmd" ON)
 option(ENABLE_QRENDERDOC "Enable qrenderdoc" ON)
 option(ENABLE_PYRENDERDOC "Enable renderdoc python modules" ON)
@@ -320,6 +321,10 @@ if(ENABLE_VULKAN)
     add_definitions(-DRENDERDOC_SUPPORT_VULKAN)
 endif()
 
+if(ENABLE_METAL)
+    add_definitions(-DRENDERDOC_SUPPORT_METAL)
+endif()
+
 string(TOLOWER "${CMAKE_BUILD_TYPE}" cmake_build_type_lower)
 
 set(RELEASE_MODE 0)
@@ -472,6 +477,10 @@ if(ENABLE_VULKAN)
     message(STATUS "  - Vulkan")
 endif()
 
+if(ENABLE_METAL)
+    message(STATUS "  - Metal")
+endif()
+
 if(UNIX AND NOT ANDROID AND NOT APPLE AND NOT ENABLE_GGP)
     message(STATUS "Enabled Window System Support:")
 
diff --git a/qrenderdoc/CMakeLists.txt b/qrenderdoc/CMakeLists.txt
index 486832594..eb666bff5 100644
--- a/qrenderdoc/CMakeLists.txt
+++ b/qrenderdoc/CMakeLists.txt
@@ -84,6 +84,10 @@ if(ENABLE_VULKAN)
     set(QMAKE_CXXFLAGS "${QMAKE_CXXFLAGS} -DRENDERDOC_SUPPORT_VULKAN")
 endif()
 
+if(ENABLE_METAL)
+    set(QMAKE_CXXFLAGS "${QMAKE_CXXFLAGS} -DRENDERDOC_SUPPORT_METAL")
+endif()
+
 if(APPLE)
     set(QMAKE_RPATHDIR "@executable_path/../lib")
     add_custom_command(OUTPUT RenderDoc.icns
diff --git a/renderdoc/CMakeLists.txt b/renderdoc/CMakeLists.txt
index 9174afb2a..f838d014e 100644
--- a/renderdoc/CMakeLists.txt
+++ b/renderdoc/CMakeLists.txt
@@ -37,6 +37,11 @@ elseif(APPLE)
         find_library(OPENGL_LIBRARY OpenGL)
         list(APPEND RDOC_LIBRARIES PRIVATE ${OPENGL_LIBRARY})
     endif()
+
+    if(ENABLE_METAL)
+        find_library(METAL_LIBRARY Metal)
+        list(APPEND RDOC_LIBRARIES PRIVATE ${METAL_LIBRARY})
+    endif()
 elseif(ENABLE_GGP)
     find_package(PkgConfig REQUIRED)
     find_package(Threads REQUIRED)
@@ -486,6 +491,11 @@ endif()
 
 set(renderdoc_objects)
 
+if(ENABLE_METAL)
+    add_subdirectory(driver/metal)
+    list(APPEND renderdoc_objects $<TARGET_OBJECTS:rdoc_metal>)
+endif()
+
 if(ENABLE_GL OR ENABLE_GLES)
     add_subdirectory(driver/gl)
     list(APPEND renderdoc_objects $<TARGET_OBJECTS:rdoc_gl>)
diff --git a/renderdoc/driver/metal/CMakeLists.txt b/renderdoc/driver/metal/CMakeLists.txt
new file mode 100644
index 000000000..8dab41069
--- /dev/null
+++ b/renderdoc/driver/metal/CMakeLists.txt
@@ -0,0 +1,6 @@
+set(sources )
+
+set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17")
+add_library(rdoc_metal OBJECT ${sources})
+target_compile_definitions(rdoc_metal ${RDOC_DEFINITIONS})
+target_include_directories(rdoc_metal ${RDOC_INCLUDES})