From 905d20efb6c72cfae9c803acf6b63bec01c61901 Mon Sep 17 00:00:00 2001
From: = <=>
Date: Fri, 19 Jan 2024 19:21:26 +0100
Subject: [PATCH] optimizations

---
 CMakeLists.txt | 13 +++++++++++++
 README.md      |  4 +++-
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index ee9682d..96d2659 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,6 +3,9 @@ project(Pong)
 
 set(CMAKE_CXX_STANDARD 17)
 
+# Option for enabling optimizations
+option(ENABLE_OPTIMIZATIONS "Enable compiler optimizations" OFF)
+
 # Base SDL2
 find_package(SDL2 REQUIRED)
 include_directories(${SDL2_INCLUDE_DIRS})
@@ -33,3 +36,13 @@ add_executable(Pong src/main.cpp
 
 # Now link the libraries to the target
 target_link_libraries(Pong ${SDL2_LIBRARIES} ${SDL2_GFX_LIBRARY} ${SDL2_TTF_LIBRARY})
+
+# Set compiler optimization flags
+if(ENABLE_OPTIMIZATIONS)
+    message(STATUS "Optimizations are enabled")
+    if(MSVC)
+        target_compile_options(Pong PRIVATE /O2)
+    else()
+        target_compile_options(Pong PRIVATE -O3)
+    endif()
+endif()
diff --git a/README.md b/README.md
index b102fdf..f31745a 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,5 @@
 # Pong
 
-A pong implementation in C++. You'll need cmake make, sdl2 sdl2-gfx and sdl2-ttf to compile. 
\ No newline at end of file
+A pong implementation in C++. You'll need cmake make, sdl2 sdl2-gfx and sdl2-ttf to compile. 
+
+To enable compiler optimizations pass `-DENABLE_OPTIMIZATIONS=ON` to cmake. You'll end up with the following command `cmake -DENABLE_OPTIMIZATIONS=ON`.
\ No newline at end of file