This is a list of major changes in SDL's version history. --------------------------------------------------------------------------- 3.2.0: --------------------------------------------------------------------------- General: * SDL headers should now be included as `#include ` * M_PI is no longer defined in SDL_stdinc.h, now the symbols SDL_PI_D (double) and SDL_PI_F (float) are available * SDL_GetWindowWMInfo() returns a standard int result code instead of SDL_bool, and takes SDL_SYSWM_CURRENT_VERSION as a new third parameter * The preprocessor symbol __MACOSX__ has been renamed __MACOS__ * The preprocessor symbol __IPHONEOS__ has been renamed __IOS__ * Removed the following functions from the API: * SDL_CalculateGammaRamp() * SDL_GetRevisionNumber() * SDL_GetWindowBrightness() * SDL_GetWindowGammaRamp() * SDL_RWFromFP() * SDL_SetWindowBrightness() * SDL_SetWindowGammaRamp() * Removed the following hints from the API: * SDL_HINT_IDLE_TIMER_DISABLED * SDL_HINT_VIDEO_X11_FORCE_EGL * SDL_HINT_VIDEO_X11_XINERAMA * SDL_HINT_VIDEO_X11_XVIDMODE * SDL_stdinc.h no longer includes stdio.h, stdlib.h, etc., it only provides the SDL C runtime functionality