[rcore][iOS] New platform support (device/simulator)

CMakeLists.txt

@@ -29,6 +29,10 @@ include(CompilerFlags)
 # Registers build options that are exposed to cmake
 include(CMakeOptions.txt)
 
+if ("${PLATFORM}" STREQUAL "iOS")
+  enable_language(OBJC)
+endif()
+
 if (UNIX AND NOT APPLE AND NOT "${PLATFORM}" MATCHES "DRM" AND NOT "${PLATFORM}" MATCHES "Web" AND NOT "${PLATFORM}" MATCHES "SDL")
   if (NOT GLFW_BUILD_WAYLAND AND NOT GLFW_BUILD_X11)
     message(FATAL_ERROR "Cannot disable both Wayland and X11")

CMakeOptions.txt

@@ -6,7 +6,7 @@ if(EMSCRIPTEN)
     # When configuring web builds with "emcmake cmake -B build -S .", set PLATFORM to Web by default
     SET(PLATFORM Web CACHE STRING "Platform to build for.")
 endif()
-enum_option(PLATFORM "Desktop;Win32;Web;WebRGFW;Android;Raspberry Pi;DRM;SDL;RGFW;Memory" "Platform to build for.")
+enum_option(PLATFORM "Desktop;Win32;Web;WebRGFW;Android;iOS;Raspberry Pi;DRM;SDL;RGFW;Memory" "Platform to build for.")
 
 enum_option(OPENGL_VERSION "OFF;4.3;3.3;2.1;1.1;ES 2.0;ES 3.0;Software" "Force a specific OpenGL Version?")
 

cmake/LibraryConfigurations.cmake

@@ -133,6 +133,24 @@ elseif (${PLATFORM} STREQUAL "Android")
     set(LIBS_PRIVATE log android EGL GLESv2 OpenSLES atomic c)
     set(LIBS_PUBLIC m)
 
+elseif (${PLATFORM} STREQUAL "iOS")
+    set(PLATFORM_CPP "PLATFORM_IOS")
+    set(GRAPHICS "GRAPHICS_API_OPENGL_ES3")
+
+    find_library(UIKIT_LIBRARY UIKit)
+    find_library(QUARTZCORE_LIBRARY QuartzCore)
+    find_library(OPENGL_ES_LIBRARY OpenGLES)
+    find_library(COREMOTION_LIBRARY CoreMotion)
+    find_library(FOUNDATION_LIBRARY Foundation)
+
+    set(LIBS_PRIVATE
+        ${UIKIT_LIBRARY}
+        ${QUARTZCORE_LIBRARY}
+        ${OPENGL_ES_LIBRARY}
+        ${COREMOTION_LIBRARY}
+        ${FOUNDATION_LIBRARY}
+    )
+
 elseif ("${PLATFORM}" STREQUAL "DRM")
     set(PLATFORM_CPP "PLATFORM_DRM")
 

src/CMakeLists.txt

@@ -36,6 +36,10 @@ set(raylib_sources
     rtextures.c
     )
 
+if (${PLATFORM} STREQUAL "iOS")
+    list(APPEND raylib_sources platforms/rcore_ios_main.m)
+endif()
+
 # Only build raudio if it's enabled
 if (NOT DEFINED SUPPORT_MODULE_RAUDIO OR SUPPORT_MODULE_RAUDIO)
     list(APPEND raylib_sources raudio.c)
@@ -112,6 +116,11 @@ target_link_libraries(raylib PUBLIC ${LIBS_PUBLIC})
 # and you will be able to select more build options
 include(CompileDefinitions)
 
+if (${PLATFORM} STREQUAL "iOS")
+    target_compile_definitions(raylib PRIVATE GLES_SILENCE_DEPRECATION=1)
+    target_compile_options(raylib PRIVATE -Wno-deprecated-declarations)
+endif()
+
 # Registering include directories
 target_include_directories(raylib
                            PUBLIC