i've added so much and idek anymore

CMakeLists.txt

@@ -7,13 +7,26 @@ set(CMAKE_CXX_STANDARD_REQUIRED ON)
 # Find SDL2
 find_package(SDL2 REQUIRED)
 
+# GLM - direct path approach for macOS/Homebrew
+set(GLM_INCLUDE_DIR "/opt/homebrew/include")
+if(EXISTS "${GLM_INCLUDE_DIR}/glm/glm.hpp")
+    message(STATUS "Found GLM at: ${GLM_INCLUDE_DIR}")
+else()
+    message(FATAL_ERROR "GLM not found at ${GLM_INCLUDE_DIR}/glm/glm.hpp")
+endif()
+
 # Collect all source files
 set(SOURCES
     src/main.cpp
     src/core/Application.cpp
+    src/core/InputHandler.cpp
     src/window/Window.cpp
     src/renderer/Renderer.cpp
     src/events/EventManager.cpp
+    src/particles/Particle.cpp
+    src/particles/ParticleManager.cpp
+    src/particles/ParticleSystem.cpp
+    src/particles/ParticleFactory.cpp
 )
 
 # Add executable
@@ -22,8 +35,17 @@ add_executable(${PROJECT_NAME} ${SOURCES})
 # Link SDL2
 target_link_libraries(${PROJECT_NAME} SDL2::SDL2)
 
+# GLM is header-only, no linking needed
+# target_link_libraries(${PROJECT_NAME} ${GLM_LIBRARIES})
+
 # Include directories for SDL2
 target_include_directories(${PROJECT_NAME} PRIVATE ${SDL2_INCLUDE_DIRS})
 
+# Include directories for GLM - set globally
+include_directories(${GLM_INCLUDE_DIR})
+
+# Alternative approach: also set via CMAKE_CXX_FLAGS as fallback
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -I${GLM_INCLUDE_DIR}")
+
 # Set include directories for our source files
 target_include_directories(${PROJECT_NAME} PRIVATE src)