From a859639cfe18047a326785379fa2583d75a85bac Mon Sep 17 00:00:00 2001 From: Pierre Raybaut Date: Tue, 1 Oct 2024 14:28:31 +0200 Subject: [PATCH] Fix scaler engine performance regression on Windows: compiling with `/fp:fast` option Fix Windows: Image `_scaler` engine performance regression #23 (cherry picked from commit db88b7041f334b5bf6df4ad3eb0b98e52a861b07) (cherry picked from commit ec6c8c4dc47455490e7f4a951afcb35cee9f55f1) --- setup.py | 2 +- src/pcolor.cpp | 1 - src/scaler.cpp | 1 - 3 files changed, 1 insertion(+), 3 deletions(-) diff --git a/setup.py b/setup.py index ea0d0a6f..e3c5bb80 100644 --- a/setup.py +++ b/setup.py @@ -50,7 +50,7 @@ def compile_cython_extensions(): # ------------------------------------------------------------------------------------- MACROS_CPP = [("NPY_NO_DEPRECATED_API", "NPY_1_7_API_VERSION")] -CFLAGS_CPP = ["/EHsc"] if is_msvc() else ["-Wall"] +CFLAGS_CPP = ["/EHsc", "/fp:fast"] if is_msvc() else ["-Wall"] if platform.system() == "Darwin": CFLAGS_CPP += ["-std=c++11"] diff --git a/src/pcolor.cpp b/src/pcolor.cpp index 1db14a4d..f85dac60 100644 --- a/src/pcolor.cpp +++ b/src/pcolor.cpp @@ -9,7 +9,6 @@ #include #ifdef _MSC_VER #include -#pragma fenv_access(on) #else #include #endif diff --git a/src/scaler.cpp b/src/scaler.cpp index 10e56445..c7d04e8d 100644 --- a/src/scaler.cpp +++ b/src/scaler.cpp @@ -9,7 +9,6 @@ #include #ifdef _MSC_VER #include -#pragma fenv_access(on) #define FE_TOWARDZERO _RC_CHOP #define fegetround() (_controlfp(0, 0) & _MCW_RC) int fesetround(int r)