/////////////////////////////////////////////////////////////////////////////////// /// OpenGL Mathematics (glm.g-truc.net) /// /// Copyright (c) 2005 - 2015 G-Truc Creation (www.g-truc.net) /// Permission is hereby granted, free of charge, to any person obtaining a copy /// of this software and associated documentation files (the "Software"), to deal /// in the Software without restriction, including without limitation the rights /// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell /// copies of the Software, and to permit persons to whom the Software is /// furnished to do so, subject to the following conditions: /// /// The above copyright notice and this permission notice shall be included in /// all copies or substantial portions of the Software. /// /// Restrictions: /// By making use of the Software for military purposes, you choose to make /// a Bunny unhappy. /// /// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR /// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, /// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE /// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER /// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, /// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN /// THE SOFTWARE. /// /// @ref core /// @file glm/detail/setup.hpp /// @date 2006-11-13 / 2014-10-05 /// @author Christophe Riccio /////////////////////////////////////////////////////////////////////////////////// #pragma once #include #include /////////////////////////////////////////////////////////////////////////////////// // Version #define GLM_VERSION 96 #define GLM_VERSION_MAJOR 0 #define GLM_VERSION_MINOR 9 #define GLM_VERSION_PATCH 6 #define GLM_VERSION_REVISION 3 #if(defined(GLM_MESSAGES) && !defined(GLM_MESSAGE_VERSION_DISPLAYED)) # define GLM_MESSAGE_VERSION_DISPLAYED # pragma message ("GLM: version 0.9.6.3") #endif//GLM_MESSAGE /////////////////////////////////////////////////////////////////////////////////// // Platform #define GLM_PLATFORM_UNKNOWN 0x00000000 #define GLM_PLATFORM_WINDOWS 0x00010000 #define GLM_PLATFORM_LINUX 0x00020000 #define GLM_PLATFORM_APPLE 0x00040000 //#define GLM_PLATFORM_IOS 0x00080000 #define GLM_PLATFORM_ANDROID 0x00100000 #define GLM_PLATFORM_CHROME_NACL 0x00200000 #define GLM_PLATFORM_UNIX 0x00400000 #define GLM_PLATFORM_QNXNTO 0x00800000 #define GLM_PLATFORM_WINCE 0x01000000 #ifdef GLM_FORCE_PLATFORM_UNKNOWN # define GLM_PLATFORM GLM_PLATFORM_UNKNOWN #elif defined(__QNXNTO__) # define GLM_PLATFORM GLM_PLATFORM_QNXNTO #elif defined(__APPLE__) # define GLM_PLATFORM GLM_PLATFORM_APPLE #elif defined(WINCE) # define GLM_PLATFORM GLM_PLATFORM_WINCE #elif defined(_WIN32) # define GLM_PLATFORM GLM_PLATFORM_WINDOWS #elif defined(__native_client__) # define GLM_PLATFORM GLM_PLATFORM_CHROME_NACL #elif defined(__ANDROID__) # define GLM_PLATFORM GLM_PLATFORM_ANDROID #elif defined(__linux) # define GLM_PLATFORM GLM_PLATFORM_LINUX #elif defined(__unix) # define GLM_PLATFORM GLM_PLATFORM_UNIX #else # define GLM_PLATFORM GLM_PLATFORM_UNKNOWN #endif// // Report platform detection #if(defined(GLM_MESSAGES) && !defined(GLM_MESSAGE_PLATFORM_DISPLAYED)) # define GLM_MESSAGE_PLATFORM_DISPLAYED # if(GLM_PLATFORM & GLM_PLATFORM_QNXNTO) # pragma message("GLM: QNX platform detected") //# elif(GLM_PLATFORM & GLM_PLATFORM_IOS) //# pragma message("GLM: iOS platform detected") # elif(GLM_PLATFORM & GLM_PLATFORM_APPLE) # pragma message("GLM: Apple platform detected") # elif(GLM_PLATFORM & GLM_PLATFORM_WINCE) # pragma message("GLM: WinCE platform detected") # elif(GLM_PLATFORM & GLM_PLATFORM_WINDOWS) # pragma message("GLM: Windows platform detected") # elif(GLM_PLATFORM & GLM_PLATFORM_CHROME_NACL) # pragma message("GLM: Native Client detected") # elif(GLM_PLATFORM & GLM_PLATFORM_ANDROID) # pragma message("GLM: Android platform detected") # elif(GLM_PLATFORM & GLM_PLATFORM_LINUX) # pragma message("GLM: Linux platform detected") # elif(GLM_PLATFORM & GLM_PLATFORM_UNIX) # pragma message("GLM: UNIX platform detected") # elif(GLM_PLATFORM & GLM_PLATFORM_UNKNOWN) # pragma message("GLM: platform unknown") # else # pragma message("GLM: platform not detected") # endif #endif//GLM_MESSAGE /////////////////////////////////////////////////////////////////////////////////// // Compiler // User defines: GLM_FORCE_COMPILER_UNKNOWN // TODO ? __llvm__ #define GLM_COMPILER_UNKNOWN 0x00000000 // Intel #define GLM_COMPILER_INTEL 0x00100000 #define GLM_COMPILER_INTEL12 0x00100010 #define GLM_COMPILER_INTEL12_1 0x00100020 #define GLM_COMPILER_INTEL13 0x00100030 #define GLM_COMPILER_INTEL14 0x00100040 #define GLM_COMPILER_INTEL15 0x00100050 // Visual C++ defines #define GLM_COMPILER_VC 0x01000000 #define GLM_COMPILER_VC2010 0x01000090 #define GLM_COMPILER_VC2012 0x010000A0 #define GLM_COMPILER_VC2013 0x010000B0 #define GLM_COMPILER_VC2015 0x010000C0 // GCC defines #define GLM_COMPILER_GCC 0x02000000 #define GLM_COMPILER_GCC44 0x020000B0 #define GLM_COMPILER_GCC45 0x020000C0 #define GLM_COMPILER_GCC46 0x020000D0 #define GLM_COMPILER_GCC47 0x020000E0 #define GLM_COMPILER_GCC48 0x020000F0 #define GLM_COMPILER_GCC49 0x02000100 #define GLM_COMPILER_GCC50 0x02000200 // CUDA #define GLM_COMPILER_CUDA 0x10000000 #define GLM_COMPILER_CUDA40 0x10000040 #define GLM_COMPILER_CUDA41 0x10000050 #define GLM_COMPILER_CUDA42 0x10000060 #define GLM_COMPILER_CUDA50 0x10000070 #define GLM_COMPILER_CUDA60 0x10000080 #define GLM_COMPILER_CUDA65 0x10000090 // LLVM #define GLM_COMPILER_LLVM 0x20000000 #define GLM_COMPILER_LLVM32 0x20000030 #define GLM_COMPILER_LLVM33 0x20000040 #define GLM_COMPILER_LLVM34 0x20000050 #define GLM_COMPILER_LLVM35 0x20000060 // Apple Clang #define GLM_COMPILER_APPLE_CLANG 0x40000000 #define GLM_COMPILER_APPLE_CLANG40 0x40000010 #define GLM_COMPILER_APPLE_CLANG41 0x40000020 #define GLM_COMPILER_APPLE_CLANG42 0x40000030 #define GLM_COMPILER_APPLE_CLANG50 0x40000040 #define GLM_COMPILER_APPLE_CLANG51 0x40000050 #define GLM_COMPILER_APPLE_CLANG60 0x40000060 // Build model #define GLM_MODEL_32 0x00000010 #define GLM_MODEL_64 0x00000020 // Force generic C++ compiler #ifdef GLM_FORCE_COMPILER_UNKNOWN # define GLM_COMPILER GLM_COMPILER_UNKNOWN #elif defined(__INTEL_COMPILER) # if __INTEL_COMPILER == 1200 # define GLM_COMPILER GLM_COMPILER_INTEL12 # elif __INTEL_COMPILER == 1210 # define GLM_COMPILER GLM_COMPILER_INTEL12_1 # elif __INTEL_COMPILER == 1300 # define GLM_COMPILER GLM_COMPILER_INTEL13 # elif __INTEL_COMPILER == 1400 # define GLM_COMPILER GLM_COMPILER_INTEL14 # elif __INTEL_COMPILER >= 1500 # define GLM_COMPILER GLM_COMPILER_INTEL15 # else # define GLM_COMPILER GLM_COMPILER_INTEL # endif // CUDA #elif defined(__CUDACC__) # if !defined(CUDA_VERSION) && !defined(GLM_FORCE_CUDA) # include // make sure version is defined since nvcc does not define it itself! # endif # if CUDA_VERSION < 3000 # error "GLM requires CUDA 3.0 or higher" # else # define GLM_COMPILER GLM_COMPILER_CUDA # endif // Visual C++ #elif defined(_MSC_VER) # if _MSC_VER < 1600 # error "GLM requires Visual C++ 2010 or higher" # elif _MSC_VER == 1600 # define GLM_COMPILER GLM_COMPILER_VC2010 # elif _MSC_VER == 1700 # define GLM_COMPILER GLM_COMPILER_VC2012 # elif _MSC_VER == 1800 # define GLM_COMPILER GLM_COMPILER_VC2013 # elif _MSC_VER >= 1900 # define GLM_COMPILER GLM_COMPILER_VC2015 # else//_MSC_VER # define GLM_COMPILER GLM_COMPILER_VC # endif//_MSC_VER // Clang #elif defined(__clang__) # if GLM_PLATFORM & GLM_PLATFORM_APPLE # if __clang_major__ == 4 && __clang_minor__ == 0 # define GLM_COMPILER GLM_COMPILER_APPLE_CLANG40 # elif __clang_major__ == 4 && __clang_minor__ == 1 # define GLM_COMPILER GLM_COMPILER_APPLE_CLANG41 # elif __clang_major__ == 4 && __clang_minor__ == 2 # define GLM_COMPILER GLM_COMPILER_APPLE_CLANG42 # elif __clang_major__ == 5 && __clang_minor__ == 0 # define GLM_COMPILER GLM_COMPILER_APPLE_CLANG50 # elif __clang_major__ == 5 && __clang_minor__ == 1 # define GLM_COMPILER GLM_COMPILER_APPLE_CLANG51 # elif __clang_major__ >= 6 # define GLM_COMPILER GLM_COMPILER_APPLE_CLANG60 # endif # else # if __clang_major__ == 3 && __clang_minor__ == 0 # define GLM_COMPILER GLM_COMPILER_LLVM30 # elif __clang_major__ == 3 && __clang_minor__ == 1 # define GLM_COMPILER GLM_COMPILER_LLVM31 # elif __clang_major__ == 3 && __clang_minor__ == 2 # define GLM_COMPILER GLM_COMPILER_LLVM32 # elif __clang_major__ == 3 && __clang_minor__ == 3 # define GLM_COMPILER GLM_COMPILER_LLVM33 # elif __clang_major__ == 3 && __clang_minor__ == 4 # define GLM_COMPILER GLM_COMPILER_LLVM34 # elif __clang_major__ == 3 && __clang_minor__ == 5 # define GLM_COMPILER GLM_COMPILER_LLVM35 # else # define GLM_COMPILER GLM_COMPILER_LLVM35 # endif # endif // G++ #elif defined(__GNUC__) || defined(__MINGW32__) # if (__GNUC__ == 4) && (__GNUC_MINOR__ == 2) # define GLM_COMPILER (GLM_COMPILER_GCC42) # elif (__GNUC__ == 4) && (__GNUC_MINOR__ == 3) # define GLM_COMPILER (GLM_COMPILER_GCC43) # elif (__GNUC__ == 4) && (__GNUC_MINOR__ == 4) # define GLM_COMPILER (GLM_COMPILER_GCC44) # elif (__GNUC__ == 4) && (__GNUC_MINOR__ == 5) # define GLM_COMPILER (GLM_COMPILER_GCC45) # elif (__GNUC__ == 4) && (__GNUC_MINOR__ == 6) # define GLM_COMPILER (GLM_COMPILER_GCC46) # elif (__GNUC__ == 4) && (__GNUC_MINOR__ == 7) # define GLM_COMPILER (GLM_COMPILER_GCC47) # elif (__GNUC__ == 4) && (__GNUC_MINOR__ == 8) # define GLM_COMPILER (GLM_COMPILER_GCC48) # elif (__GNUC__ == 4) && (__GNUC_MINOR__ >= 9) # define GLM_COMPILER (GLM_COMPILER_GCC49) # elif (__GNUC__ > 4 ) # define GLM_COMPILER (GLM_COMPILER_GCC50) # else # define GLM_COMPILER (GLM_COMPILER_GCC) # endif #else # define GLM_COMPILER GLM_COMPILER_UNKNOWN #endif #ifndef GLM_COMPILER #error "GLM_COMPILER undefined, your compiler may not be supported by GLM. Add #define GLM_COMPILER 0 to ignore this message." #endif//GLM_COMPILER // Report compiler detection #if defined(GLM_MESSAGES) && !defined(GLM_MESSAGE_COMPILER_DISPLAYED) # define GLM_MESSAGE_COMPILER_DISPLAYED # if GLM_COMPILER & GLM_COMPILER_CUDA # pragma message("GLM: CUDA compiler detected") # elif GLM_COMPILER & GLM_COMPILER_VC # pragma message("GLM: Visual C++ compiler detected") # elif GLM_COMPILER & GLM_COMPILER_APPLE_CLANG # pragma message("GLM: Clang compiler detected") # elif GLM_COMPILER & GLM_COMPILER_LLVM # pragma message("GLM: LLVM compiler detected") # elif GLM_COMPILER & GLM_COMPILER_INTEL # pragma message("GLM: Intel Compiler detected") # elif GLM_COMPILER & GLM_COMPILER_GCC # pragma message("GLM: GCC compiler detected") # else # pragma message("GLM: Compiler not detected") # endif #endif//GLM_MESSAGE /////////////////////////////////////////////////////////////////////////////////// // Build model #if defined(__arch64__) || defined(__LP64__) || defined(_M_X64) || defined(__ppc64__) || defined(__x86_64__) # define GLM_MODEL GLM_MODEL_64 #elif defined(__i386__) || defined(__ppc__) # define GLM_MODEL GLM_MODEL_32 #else # define GLM_MODEL GLM_MODEL_32 #endif// #if !defined(GLM_MODEL) && GLM_COMPILER != 0 # error "GLM_MODEL undefined, your compiler may not be supported by GLM. Add #define GLM_MODEL 0 to ignore this message." #endif//GLM_MODEL #if defined(GLM_MESSAGES) && !defined(GLM_MESSAGE_MODEL_DISPLAYED) # define GLM_MESSAGE_MODEL_DISPLAYED # if(GLM_MODEL == GLM_MODEL_64) # pragma message("GLM: 64 bits model") # elif(GLM_MODEL == GLM_MODEL_32) # pragma message("GLM: 32 bits model") # endif//GLM_MODEL #endif//GLM_MESSAGE /////////////////////////////////////////////////////////////////////////////////// // C++ Version // User defines: GLM_FORCE_CXX98, GLM_FORCE_CXX03, GLM_FORCE_CXX11, GLM_FORCE_CXX14 #define GLM_LANG_CXX98_FLAG (1 << 1) #define GLM_LANG_CXX03_FLAG (1 << 2) #define GLM_LANG_CXX0X_FLAG (1 << 3) #define GLM_LANG_CXX11_FLAG (1 << 4) #define GLM_LANG_CXX1Y_FLAG (1 << 5) #define GLM_LANG_CXX14_FLAG (1 << 6) #define GLM_LANG_CXX1Z_FLAG (1 << 7) #define GLM_LANG_CXXMS_FLAG (1 << 8) #define GLM_LANG_CXXGNU_FLAG (1 << 9) #define GLM_LANG_CXX98 GLM_LANG_CXX98_FLAG #define GLM_LANG_CXX03 (GLM_LANG_CXX98 | GLM_LANG_CXX03_FLAG) #define GLM_LANG_CXX0X (GLM_LANG_CXX03 | GLM_LANG_CXX0X_FLAG) #define GLM_LANG_CXX11 (GLM_LANG_CXX0X | GLM_LANG_CXX11_FLAG) #define GLM_LANG_CXX1Y (GLM_LANG_CXX11 | GLM_LANG_CXX1Y_FLAG) #define GLM_LANG_CXX14 (GLM_LANG_CXX1Y | GLM_LANG_CXX14_FLAG) #define GLM_LANG_CXX1Z (GLM_LANG_CXX14 | GLM_LANG_CXX1Z_FLAG) #define GLM_LANG_CXXMS GLM_LANG_CXXMS_FLAG #define GLM_LANG_CXXGNU GLM_LANG_CXXGNU_FLAG #if defined(GLM_FORCE_CXX14) # undef GLM_FORCE_CXX11 # undef GLM_FORCE_CXX03 # undef GLM_FORCE_CXX98 # define GLM_LANG GLM_LANG_CXX14 #elif defined(GLM_FORCE_CXX11) # undef GLM_FORCE_CXX03 # undef GLM_FORCE_CXX98 # define GLM_LANG GLM_LANG_CXX11 #elif defined(GLM_FORCE_CXX03) # undef GLM_FORCE_CXX98 # define GLM_LANG GLM_LANG_CXX03 #elif defined(GLM_FORCE_CXX98) # define GLM_LANG GLM_LANG_CXX98 #else # if GLM_COMPILER & (GLM_COMPILER_APPLE_CLANG | GLM_COMPILER_LLVM) # if __cplusplus >= 201402L // GLM_COMPILER_LLVM34 + -std=c++14 # define GLM_LANG GLM_LANG_CXX14 # elif __has_feature(cxx_decltype_auto) && __has_feature(cxx_aggregate_nsdmi) // GLM_COMPILER_LLVM33 + -std=c++1y # define GLM_LANG GLM_LANG_CXX1Y # elif __cplusplus >= 201103L // GLM_COMPILER_LLVM33 + -std=c++11 # define GLM_LANG GLM_LANG_CXX11 # elif __has_feature(cxx_static_assert) // GLM_COMPILER_LLVM29 + -std=c++11 # define GLM_LANG GLM_LANG_CXX0X # elif __cplusplus >= 199711L # define GLM_LANG GLM_LANG_CXX98 # else # define GLM_LANG GLM_LANG_CXX # endif # elif GLM_COMPILER & GLM_COMPILER_GCC # if __cplusplus >= 201402L # define GLM_LANG GLM_LANG_CXX14 # elif __cplusplus >= 201103L # define GLM_LANG GLM_LANG_CXX11 # elif defined(__GXX_EXPERIMENTAL_CXX0X__) # define GLM_LANG GLM_LANG_CXX0X # else # define GLM_LANG GLM_LANG_CXX98 # endif # elif GLM_COMPILER & GLM_COMPILER_VC # ifdef _MSC_EXTENSIONS # if __cplusplus >= 201402L # define GLM_LANG (GLM_LANG_CXX14 | GLM_LANG_CXXMS_FLAG) //# elif GLM_COMPILER >= GLM_COMPILER_VC2015 //# define GLM_LANG (GLM_LANG_CXX1Y | GLM_LANG_CXXMS_FLAG) # elif __cplusplus >= 201103L # define GLM_LANG (GLM_LANG_CXX11 | GLM_LANG_CXXMS_FLAG) # elif GLM_COMPILER >= GLM_COMPILER_VC2010 # define GLM_LANG (GLM_LANG_CXX0X | GLM_LANG_CXXMS_FLAG) # elif __cplusplus >= 199711L # define GLM_LANG (GLM_LANG_CXX98 | GLM_LANG_CXXMS_FLAG) # else # define GLM_LANG (GLM_LANG_CXX | GLM_LANG_CXXMS_FLAG) # endif # else # if __cplusplus >= 201402L # define GLM_LANG GLM_LANG_CXX14 //# elif GLM_COMPILER >= GLM_COMPILER_VC2015 //# define GLM_LANG GLM_LANG_CXX1Y # elif __cplusplus >= 201103L # define GLM_LANG GLM_LANG_CXX11 # elif GLM_COMPILER >= GLM_COMPILER_VC2010 # define GLM_LANG GLM_LANG_CXX0X # elif __cplusplus >= 199711L # define GLM_LANG GLM_LANG_CXX98 # else # define GLM_LANG GLM_LANG_CXX # endif # endif # elif GLM_COMPILER & GLM_COMPILER_INTEL # ifdef _MSC_EXTENSIONS # if __cplusplus >= 201402L # define GLM_LANG (GLM_LANG_CXX14 | GLM_LANG_CXXMS_FLAG) # elif __cplusplus >= 201103L # define GLM_LANG (GLM_LANG_CXX11 | GLM_LANG_CXXMS_FLAG) # elif GLM_COMPILER >= GLM_COMPILER_INTEL13 # define GLM_LANG (GLM_LANG_CXX0X | GLM_LANG_CXXMS_FLAG) # elif __cplusplus >= 199711L # define GLM_LANG (GLM_LANG_CXX98 | GLM_LANG_CXXMS_FLAG) # else # define GLM_LANG (GLM_LANG_CXX | GLM_LANG_CXXMS_FLAG) # endif # else # if __cplusplus >= 201402L # define GLM_LANG (GLM_LANG_CXX14 | GLM_LANG_CXXMS_FLAG) # elif __cplusplus >= 201103L # define GLM_LANG (GLM_LANG_CXX11 | GLM_LANG_CXXMS_FLAG) # elif GLM_COMPILER >= GLM_COMPILER_INTEL13 # define GLM_LANG (GLM_LANG_CXX0X | GLM_LANG_CXXMS_FLAG) # elif __cplusplus >= 199711L # define GLM_LANG (GLM_LANG_CXX98 | GLM_LANG_CXXMS_FLAG) # else # define GLM_LANG (GLM_LANG_CXX | GLM_LANG_CXXMS_FLAG) # endif # endif # else // Unkown compiler # if __cplusplus >= 201402L # define GLM_LANG GLM_LANG_CXX14 # elif __cplusplus >= 201103L # define GLM_LANG GLM_LANG_CXX11 # elif __cplusplus >= 199711L # define GLM_LANG GLM_LANG_CXX98 # else # define GLM_LANG GLM_LANG_CXX // Good luck with that! # endif # ifndef GLM_FORCE_PURE # define GLM_FORCE_PURE # endif # endif #endif #if defined(GLM_MESSAGES) && !defined(GLM_MESSAGE_LANG_DISPLAYED) # define GLM_MESSAGE_LANG_DISPLAYED # if GLM_LANG & GLM_LANG_CXX1Z_FLAG # pragma message("GLM: C++1z") # elif GLM_LANG & GLM_LANG_CXX14_FLAG # pragma message("GLM: C++14") # elif GLM_LANG & GLM_LANG_CXX1Y_FLAG # pragma message("GLM: C++1y") # elif GLM_LANG & GLM_LANG_CXX11_FLAG # pragma message("GLM: C++11") # elif GLM_LANG & GLM_LANG_CXX0X_FLAG # pragma message("GLM: C++0x") # elif GLM_LANG & GLM_LANG_CXX03_FLAG # pragma message("GLM: C++03") # elif GLM_LANG & GLM_LANG_CXX98_FLAG # pragma message("GLM: C++98") # else # pragma message("GLM: C++ language undetected") # endif//GLM_LANG # if GLM_LANG & (GLM_LANG_CXXGNU_FLAG | GLM_LANG_CXXMS_FLAG) # pragma message("GLM: Language extensions enabled") # endif//GLM_LANG #endif//GLM_MESSAGE /////////////////////////////////////////////////////////////////////////////////// // Has of C++ features // http://clang.llvm.org/cxx_status.html // http://gcc.gnu.org/projects/cxx0x.html // http://msdn.microsoft.com/en-us/library/vstudio/hh567368(v=vs.120).aspx #if GLM_PLATFORM == GLM_PLATFORM_ANDROID # define GLM_HAS_CXX11_STL 0 #elif GLM_COMPILER & (GLM_COMPILER_LLVM | GLM_COMPILER_APPLE_CLANG) # define GLM_HAS_CXX11_STL __has_include(<__config>) #else # define GLM_HAS_CXX11_STL ((GLM_LANG & GLM_LANG_CXX0X_FLAG) && \ ((GLM_COMPILER & GLM_COMPILER_GCC) && (GLM_COMPILER >= GLM_COMPILER_GCC48)) || \ ((GLM_COMPILER & GLM_COMPILER_VC) && (GLM_COMPILER >= GLM_COMPILER_VC2013))) #endif // N1720 #if GLM_COMPILER & (GLM_COMPILER_LLVM | GLM_COMPILER_APPLE_CLANG) # define GLM_HAS_STATIC_ASSERT __has_feature(cxx_static_assert) #elif GLM_LANG & GLM_LANG_CXX11_FLAG # define GLM_HAS_STATIC_ASSERT 1 #else # define GLM_HAS_STATIC_ASSERT (GLM_LANG & GLM_LANG_CXX0X_FLAG) && (\ ((GLM_COMPILER & GLM_COMPILER_GCC) && (GLM_COMPILER >= GLM_COMPILER_GCC43)) || \ ((GLM_COMPILER & GLM_COMPILER_VC) && (GLM_COMPILER >= GLM_COMPILER_VC2010))) #endif // N1988 #if GLM_LANG & GLM_LANG_CXX11_FLAG # define GLM_HAS_EXTENDED_INTEGER_TYPE 1 #else # define GLM_HAS_EXTENDED_INTEGER_TYPE (\ ((GLM_LANG & GLM_LANG_CXX0X_FLAG) && (GLM_COMPILER & GLM_COMPILER_VC) && (GLM_COMPILER >= GLM_COMPILER_VC2012)) || \ ((GLM_LANG & GLM_LANG_CXX0X_FLAG) && (GLM_COMPILER & GLM_COMPILER_GCC) && (GLM_COMPILER >= GLM_COMPILER_GCC43)) || \ ((GLM_LANG & GLM_LANG_CXX0X_FLAG) && (GLM_COMPILER & GLM_COMPILER_LLVM) && (GLM_COMPILER >= GLM_COMPILER_LLVM30)) || \ ((GLM_LANG & GLM_LANG_CXX0X_FLAG) && (GLM_COMPILER & GLM_COMPILER_APPLE_CLANG) && (GLM_COMPILER >= GLM_COMPILER_APPLE_CLANG40))) #endif // N2235 #if GLM_COMPILER & (GLM_COMPILER_LLVM | GLM_COMPILER_APPLE_CLANG) # define GLM_HAS_CONSTEXPR __has_feature(cxx_constexpr) # define GLM_HAS_CONSTEXPR_PARTIAL GLM_HAS_CONSTEXPR #elif GLM_LANG & GLM_LANG_CXX11_FLAG # define GLM_HAS_CONSTEXPR 1 # define GLM_HAS_CONSTEXPR_PARTIAL GLM_HAS_CONSTEXPR #else # define GLM_HAS_CONSTEXPR (GLM_LANG & GLM_LANG_CXX0X_FLAG) && (\ ((GLM_COMPILER & GLM_COMPILER_GCC) && (GLM_COMPILER >= GLM_COMPILER_GCC46))) # define GLM_HAS_CONSTEXPR_PARTIAL GLM_HAS_CONSTEXPR || ((GLM_COMPILER & GLM_COMPILER_VC) && (GLM_COMPILER >= GLM_COMPILER_VC2015)) #endif // N2672 #if GLM_COMPILER & (GLM_COMPILER_LLVM | GLM_COMPILER_APPLE_CLANG) # define GLM_HAS_INITIALIZER_LISTS __has_feature(cxx_generalized_initializers) #elif GLM_LANG & GLM_LANG_CXX11_FLAG # define GLM_HAS_INITIALIZER_LISTS 1 #else # define GLM_HAS_INITIALIZER_LISTS (GLM_LANG & GLM_LANG_CXX0X_FLAG) && (\ ((GLM_COMPILER & GLM_COMPILER_GCC) && (GLM_COMPILER >= GLM_COMPILER_GCC44)) || \ ((GLM_COMPILER & GLM_COMPILER_VC) && (GLM_COMPILER >= GLM_COMPILER_VC2013))) #endif // N2544 Unrestricted unions #if GLM_COMPILER & (GLM_COMPILER_LLVM | GLM_COMPILER_APPLE_CLANG) # define GLM_HAS_UNRESTRICTED_UNIONS __has_feature(cxx_unrestricted_unions) #elif GLM_LANG & (GLM_LANG_CXX11_FLAG | GLM_LANG_CXXMS_FLAG) # define GLM_HAS_UNRESTRICTED_UNIONS 1 #else # define GLM_HAS_UNRESTRICTED_UNIONS (GLM_LANG & GLM_LANG_CXX0X_FLAG) && (\ ((GLM_COMPILER & GLM_COMPILER_GCC) && (GLM_COMPILER >= GLM_COMPILER_GCC46))) #endif // N2346 #if GLM_COMPILER & (GLM_COMPILER_LLVM | GLM_COMPILER_APPLE_CLANG) # define GLM_HAS_DEFAULTED_FUNCTIONS __has_feature(cxx_defaulted_functions) #elif GLM_LANG & GLM_LANG_CXX11_FLAG # define GLM_HAS_DEFAULTED_FUNCTIONS 1 #else # define GLM_HAS_DEFAULTED_FUNCTIONS (GLM_LANG & GLM_LANG_CXX0X_FLAG) && (\ ((GLM_COMPILER & GLM_COMPILER_GCC) && (GLM_COMPILER >= GLM_COMPILER_GCC44)) || \ ((GLM_COMPILER & GLM_COMPILER_VC) && (GLM_COMPILER >= GLM_COMPILER_VC2013))) #endif // N2118 #if GLM_COMPILER & (GLM_COMPILER_LLVM | GLM_COMPILER_APPLE_CLANG) # define GLM_HAS_RVALUE_REFERENCES __has_feature(cxx_rvalue_references) #elif GLM_LANG & GLM_LANG_CXX11_FLAG # define GLM_HAS_RVALUE_REFERENCES 1 #else # define GLM_HAS_RVALUE_REFERENCES (GLM_LANG & GLM_LANG_CXX0X_FLAG) && (\ ((GLM_COMPILER & GLM_COMPILER_GCC) && (GLM_COMPILER >= GLM_COMPILER_GCC43)) || \ ((GLM_COMPILER & GLM_COMPILER_VC) && (GLM_COMPILER >= GLM_COMPILER_VC2012))) #endif // N2437 http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2437.pdf #if GLM_COMPILER & (GLM_COMPILER_LLVM | GLM_COMPILER_APPLE_CLANG) # define GLM_HAS_EXPLICIT_CONVERSION_OPERATORS __has_feature(cxx_explicit_conversions) #elif GLM_LANG & GLM_LANG_CXX11_FLAG # define GLM_HAS_EXPLICIT_CONVERSION_OPERATORS 1 #else # define GLM_HAS_EXPLICIT_CONVERSION_OPERATORS (GLM_LANG & GLM_LANG_CXX0X_FLAG) && (\ ((GLM_COMPILER & GLM_COMPILER_GCC) && (GLM_COMPILER >= GLM_COMPILER_GCC45)) || \ ((GLM_COMPILER & GLM_COMPILER_INTEL) && (GLM_COMPILER >= GLM_COMPILER_INTEL14)) || \ ((GLM_COMPILER & GLM_COMPILER_VC) && (GLM_COMPILER >= GLM_COMPILER_VC2013))) #endif // N2258 http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2258.pdf #if GLM_COMPILER & (GLM_COMPILER_LLVM | GLM_COMPILER_APPLE_CLANG) # define GLM_HAS_TEMPLATE_ALIASES __has_feature(cxx_alias_templates) #elif GLM_LANG & GLM_LANG_CXX11_FLAG # define GLM_HAS_TEMPLATE_ALIASES 1 #else # define GLM_HAS_TEMPLATE_ALIASES (GLM_LANG & GLM_LANG_CXX0X_FLAG) && (\ ((GLM_COMPILER & GLM_COMPILER_INTEL) && (GLM_COMPILER >= GLM_COMPILER_INTEL12_1)) || \ ((GLM_COMPILER & GLM_COMPILER_GCC) && (GLM_COMPILER >= GLM_COMPILER_GCC47)) || \ ((GLM_COMPILER & GLM_COMPILER_VC) && (GLM_COMPILER >= GLM_COMPILER_VC2013))) #endif // N2930 http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2009/n2930.html #if GLM_COMPILER & (GLM_COMPILER_LLVM | GLM_COMPILER_APPLE_CLANG) # define GLM_HAS_RANGE_FOR __has_feature(cxx_range_for) #elif GLM_LANG & GLM_LANG_CXX11_FLAG # define GLM_HAS_RANGE_FOR 1 #else # define GLM_HAS_RANGE_FOR (GLM_LANG & GLM_LANG_CXX0X_FLAG) && (\ ((GLM_COMPILER & GLM_COMPILER_GCC) && (GLM_COMPILER >= GLM_COMPILER_GCC46)) || \ ((GLM_COMPILER & GLM_COMPILER_INTEL) && (GLM_COMPILER >= GLM_COMPILER_INTEL13)) || \ ((GLM_COMPILER & GLM_COMPILER_VC) && (GLM_COMPILER >= GLM_COMPILER_VC2012))) #endif // #if GLM_LANG & GLM_LANG_CXX11_FLAG # define GLM_HAS_ASSIGNABLE 1 #else # define GLM_HAS_ASSIGNABLE (GLM_LANG & GLM_LANG_CXX0X_FLAG) && (\ ((GLM_COMPILER & GLM_COMPILER_GCC) && (GLM_COMPILER >= GLM_COMPILER_GCC49))) #endif // #define GLM_HAS_TRIVIAL_QUERIES 0//( //((GLM_COMPILER & GLM_COMPILER_VC) && (GLM_COMPILER >= GLM_COMPILER_VC2013))) // #if GLM_LANG & GLM_LANG_CXX11_FLAG # define GLM_HAS_MAKE_SIGNED 1 #else # define GLM_HAS_MAKE_SIGNED (GLM_LANG & GLM_LANG_CXX0X_FLAG) && (\ ((GLM_COMPILER & GLM_COMPILER_VC) && (GLM_COMPILER >= GLM_COMPILER_VC2013))) #endif // #if GLM_ARCH == GLM_ARCH_PURE # define GLM_HAS_BITSCAN_WINDOWS 0 #else # define GLM_HAS_BITSCAN_WINDOWS (GLM_PLATFORM & GLM_PLATFORM_WINDOWS) && (\ (GLM_COMPILER & (GLM_COMPILER_VC | GLM_COMPILER_LLVM | GLM_COMPILER_INTEL)) #endif // OpenMP #ifdef _OPENMP # if GLM_COMPILER & GLM_COMPILER_GCC # if GLM_COMPILER >= GLM_COMPILER_GCC47 # define GLM_HAS_OPENMP 31 # elif GLM_COMPILER >= GLM_COMPILER_GCC44 # define GLM_HAS_OPENMP 30 # elif GLM_COMPILER >= GLM_COMPILER_GCC42 # define GLM_HAS_OPENMP 25 # endif # endif// GLM_COMPILER & GLM_COMPILER_GCC # if GLM_COMPILER & GLM_COMPILER_VC # if GLM_COMPILER >= GLM_COMPILER_VC2010 # define GLM_HAS_OPENMP 20 # endif # endif// GLM_COMPILER & GLM_COMPILER_VC #endif // Not standard #define GLM_HAS_ANONYMOUS_UNION (GLM_LANG & GLM_LANG_CXXMS_FLAG) /////////////////////////////////////////////////////////////////////////////////// // Platform // User defines: GLM_FORCE_PURE GLM_FORCE_SSE2 GLM_FORCE_SSE3 GLM_FORCE_AVX GLM_FORCE_AVX2 #define GLM_ARCH_PURE 0x0000 #define GLM_ARCH_ARM 0x0001 #define GLM_ARCH_X86 0x0002 #define GLM_ARCH_SSE2 0x0004 #define GLM_ARCH_SSE3 0x0008 #define GLM_ARCH_SSE4 0x0010 #define GLM_ARCH_AVX 0x0020 #define GLM_ARCH_AVX2 0x0040 #if defined(GLM_FORCE_PURE) # define GLM_ARCH GLM_ARCH_PURE #elif defined(GLM_FORCE_AVX2) # define GLM_ARCH (GLM_ARCH_AVX2 | GLM_ARCH_AVX | GLM_ARCH_SSE4 | GLM_ARCH_SSE3 | GLM_ARCH_SSE2) #elif defined(GLM_FORCE_AVX) # define GLM_ARCH (GLM_ARCH_AVX | GLM_ARCH_SSE4 | GLM_ARCH_SSE3 | GLM_ARCH_SSE2) #elif defined(GLM_FORCE_SSE4) # define GLM_ARCH (GLM_ARCH_SSE4 | GLM_ARCH_SSE3 | GLM_ARCH_SSE2) #elif defined(GLM_FORCE_SSE3) # define GLM_ARCH (GLM_ARCH_SSE3 | GLM_ARCH_SSE2) #elif defined(GLM_FORCE_SSE2) # define GLM_ARCH (GLM_ARCH_SSE2) #elif (GLM_COMPILER & (GLM_COMPILER_APPLE_CLANG | GLM_COMPILER_LLVM | GLM_COMPILER_GCC)) || ((GLM_COMPILER & GLM_COMPILER_INTEL) && (GLM_PLATFORM & GLM_PLATFORM_LINUX)) # if(__AVX2__) # define GLM_ARCH (GLM_ARCH_AVX2 | GLM_ARCH_AVX | GLM_ARCH_SSE3 | GLM_ARCH_SSE2) # elif(__AVX__) # define GLM_ARCH (GLM_ARCH_AVX | GLM_ARCH_SSE3 | GLM_ARCH_SSE2) # elif(__SSE3__) # define GLM_ARCH (GLM_ARCH_SSE3 | GLM_ARCH_SSE2) # elif(__SSE2__) # define GLM_ARCH (GLM_ARCH_SSE2) # else # define GLM_ARCH GLM_ARCH_PURE # endif #elif (GLM_COMPILER & GLM_COMPILER_VC) || ((GLM_COMPILER & GLM_COMPILER_INTEL) && (GLM_PLATFORM & GLM_PLATFORM_WINDOWS)) # if defined(_M_ARM_FP) # define GLM_ARCH (GLM_ARCH_ARM) # elif defined(__AVX2__) # define GLM_ARCH (GLM_ARCH_AVX2 | GLM_ARCH_AVX | GLM_ARCH_SSE4 | GLM_ARCH_SSE3 | GLM_ARCH_SSE2) # elif defined(__AVX__) # define GLM_ARCH (GLM_ARCH_AVX | GLM_ARCH_SSE4 | GLM_ARCH_SSE3 | GLM_ARCH_SSE2) # elif _M_IX86_FP == 2 # define GLM_ARCH (GLM_ARCH_SSE2) # else # define GLM_ARCH (GLM_ARCH_PURE) # endif #elif (GLM_COMPILER & GLM_COMPILER_GCC) && (defined(__i386__) || defined(__x86_64__)) # if defined(__AVX2__) # define GLM_ARCH (GLM_ARCH_AVX2 | GLM_ARCH_AVX | GLM_ARCH_SSE4 | GLM_ARCH_SSE3 | GLM_ARCH_SSE2) # elif defined(__AVX__) # define GLM_ARCH (GLM_ARCH_AVX | GLM_ARCH_SSE4 | GLM_ARCH_SSE3 | GLM_ARCH_SSE2) # elif defined(__SSE4_1__ ) # define GLM_ARCH (GLM_ARCH_SSE4 | GLM_ARCH_SSE3 | GLM_ARCH_SSE2) # elif defined(__SSE3__) # define GLM_ARCH (GLM_ARCH_SSE3 | GLM_ARCH_SSE2) # elif defined(__SSE2__) # define GLM_ARCH (GLM_ARCH_SSE2) # else # define GLM_ARCH (GLM_ARCH_PURE) # endif #else # define GLM_ARCH GLM_ARCH_PURE #endif // With MinGW-W64, including intrinsic headers before intrin.h will produce some errors. The problem is // that windows.h (and maybe other headers) will silently include intrin.h, which of course causes problems. // To fix, we just explicitly include intrin.h here. #if defined(__MINGW64__) && (GLM_ARCH != GLM_ARCH_PURE) # include #endif #if GLM_ARCH & GLM_ARCH_AVX2 # include #endif//GLM_ARCH #if GLM_ARCH & GLM_ARCH_AVX # include #endif//GLM_ARCH #if GLM_ARCH & GLM_ARCH_SSE4 # include #endif//GLM_ARCH #if GLM_ARCH & GLM_ARCH_SSE3 # include #endif//GLM_ARCH #if GLM_ARCH & GLM_ARCH_SSE2 # include # if(GLM_COMPILER == GLM_COMPILER_VC2005) // VC2005 is missing some intrinsics, workaround inline float _mm_cvtss_f32(__m128 A) { return A.m128_f32[0]; } inline __m128 _mm_castpd_ps(__m128d PD) { union { __m128 ps; __m128d pd; } c; c.pd = PD; return c.ps; } inline __m128d _mm_castps_pd(__m128 PS) { union { __m128 ps; __m128d pd; } c; c.ps = PS; return c.pd; } inline __m128i _mm_castps_si128(__m128 PS) { union { __m128 ps; __m128i pi; } c; c.ps = PS; return c.pi; } inline __m128 _mm_castsi128_ps(__m128i PI) { union { __m128 ps; __m128i pi; } c; c.pi = PI; return c.ps; } # endif #endif//GLM_ARCH #if defined(GLM_MESSAGES) && !defined(GLM_MESSAGE_ARCH_DISPLAYED) # define GLM_MESSAGE_ARCH_DISPLAYED # if(GLM_ARCH == GLM_ARCH_PURE) # pragma message("GLM: Platform independent code") # elif(GLM_ARCH & GLM_ARCH_ARM) # pragma message("GLM: ARM instruction set") # elif(GLM_ARCH & GLM_ARCH_AVX2) # pragma message("GLM: AVX2 instruction set") # elif(GLM_ARCH & GLM_ARCH_AVX) # pragma message("GLM: AVX instruction set") # elif(GLM_ARCH & GLM_ARCH_SSE3) # pragma message("GLM: SSE3 instruction set") # elif(GLM_ARCH & GLM_ARCH_SSE2) # pragma message("GLM: SSE2 instruction set") # endif//GLM_ARCH #endif//GLM_MESSAGE /////////////////////////////////////////////////////////////////////////////////// // Static assert #if GLM_HAS_STATIC_ASSERT # define GLM_STATIC_ASSERT(x, message) static_assert(x, message) #elif defined(BOOST_STATIC_ASSERT) # define GLM_STATIC_ASSERT(x, message) BOOST_STATIC_ASSERT(x) #elif GLM_COMPILER & GLM_COMPILER_VC # define GLM_STATIC_ASSERT(x, message) typedef char __CASSERT__##__LINE__[(x) ? 1 : -1] #else # define GLM_STATIC_ASSERT(x, message) # define GLM_STATIC_ASSERT_NULL #endif//GLM_LANG /////////////////////////////////////////////////////////////////////////////////// // Qualifiers #if GLM_COMPILER & GLM_COMPILER_CUDA # define GLM_CUDA_FUNC_DEF __device__ __host__ # define GLM_CUDA_FUNC_DECL __device__ __host__ #else # define GLM_CUDA_FUNC_DEF # define GLM_CUDA_FUNC_DECL #endif #if GLM_COMPILER & GLM_COMPILER_GCC # define GLM_VAR_USED __attribute__ ((unused)) #else # define GLM_VAR_USED #endif #if defined(GLM_FORCE_INLINE) # if GLM_COMPILER & GLM_COMPILER_VC # define GLM_INLINE __forceinline # define GLM_NEVER_INLINE __declspec((noinline)) # elif GLM_COMPILER & (GLM_COMPILER_GCC | GLM_COMPILER_APPLE_CLANG | GLM_COMPILER_LLVM) # define GLM_INLINE inline __attribute__((__always_inline__)) # define GLM_NEVER_INLINE __attribute__((__noinline__)) # else # define GLM_INLINE inline # define GLM_NEVER_INLINE # endif//GLM_COMPILER #else # define GLM_INLINE inline # define GLM_NEVER_INLINE #endif//defined(GLM_FORCE_INLINE) #define GLM_FUNC_DECL GLM_CUDA_FUNC_DECL #define GLM_FUNC_QUALIFIER GLM_CUDA_FUNC_DEF GLM_INLINE /////////////////////////////////////////////////////////////////////////////////// // Swizzle operators // User defines: GLM_SWIZZLE #if defined(GLM_MESSAGES) && !defined(GLM_MESSAGE_SWIZZLE_DISPLAYED) # define GLM_MESSAGE_SWIZZLE_DISPLAYED # if defined(GLM_SWIZZLE) # pragma message("GLM: Swizzling operators enabled") # else # pragma message("GLM: Swizzling operators disabled, #define GLM_SWIZZLE to enable swizzle operators") # endif #endif//GLM_MESSAGE /////////////////////////////////////////////////////////////////////////////////// // Qualifiers #if (GLM_COMPILER & GLM_COMPILER_VC) || ((GLM_COMPILER & GLM_COMPILER_INTEL) && (GLM_PLATFORM & GLM_PLATFORM_WINDOWS)) # define GLM_DEPRECATED __declspec(deprecated) # define GLM_ALIGN(x) __declspec(align(x)) # define GLM_ALIGNED_STRUCT(x) struct __declspec(align(x)) # define GLM_ALIGNED_TYPEDEF(type, name, alignment) typedef __declspec(align(alignment)) type name # define GLM_RESTRICT __declspec(restrict) # define GLM_RESTRICT_VAR __restrict #elif GLM_COMPILER & (GLM_COMPILER_GCC | GLM_COMPILER_APPLE_CLANG | GLM_COMPILER_LLVM | GLM_COMPILER_CUDA | GLM_COMPILER_INTEL) # define GLM_DEPRECATED __attribute__((__deprecated__)) # define GLM_ALIGN(x) __attribute__((aligned(x))) # define GLM_ALIGNED_STRUCT(x) struct __attribute__((aligned(x))) # define GLM_ALIGNED_TYPEDEF(type, name, alignment) typedef type name __attribute__((aligned(alignment))) # define GLM_RESTRICT __restrict__ # define GLM_RESTRICT_VAR __restrict__ #else # define GLM_DEPRECATED # define GLM_ALIGN # define GLM_ALIGNED_STRUCT(x) struct # define GLM_ALIGNED_TYPEDEF(type, name, alignment) typedef type name # define GLM_RESTRICT # define GLM_RESTRICT_VAR #endif//GLM_COMPILER #if GLM_HAS_CONSTEXPR # define GLM_CONSTEXPR constexpr #else # define GLM_CONSTEXPR #endif /////////////////////////////////////////////////////////////////////////////////// // Length type // User defines: GLM_FORCE_SIZE_T_LENGTH GLM_FORCE_SIZE_FUNC namespace glm { using std::size_t; # if defined(GLM_FORCE_SIZE_T_LENGTH) || defined(GLM_FORCE_SIZE_FUNC) typedef size_t length_t; # else typedef int length_t; # endif namespace detail { # ifdef GLM_FORCE_SIZE_FUNC typedef size_t component_count_t; # else typedef length_t component_count_t; # endif template GLM_FUNC_QUALIFIER GLM_CONSTEXPR component_count_t component_count(genType const & m) { # ifdef GLM_FORCE_SIZE_FUNC return m.size(); # else return m.length(); # endif } }//namespace detail }//namespace glm #if defined(GLM_MESSAGES) && !defined(GLM_MESSAGE_FORCE_SIZE_T_LENGTH) # define GLM_MESSAGE_FORCE_SIZE_T_LENGTH # if defined GLM_FORCE_SIZE_FUNC # pragma message("GLM: .length() is replaced by .size() and returns a std::size_t") # elif defined GLM_FORCE_SIZE_T_LENGTH # pragma message("GLM: .length() returns glm::length_t, a typedef of std::size_t") # else # pragma message("GLM: .length() returns glm::length_t, a typedef of int following the GLSL specification") # endif #endif//GLM_MESSAGE /////////////////////////////////////////////////////////////////////////////////// // countof #ifndef __has_feature # define __has_feature(x) 0 // Compatibility with non-clang compilers. #endif #if GLM_HAS_CONSTEXPR_PARTIAL namespace glm { template constexpr std::size_t countof(T const (&)[N]) { return N; } }//namespace glm # define GLM_COUNTOF(arr) glm::countof(arr) #elif _MSC_VER # define GLM_COUNTOF(arr) _countof(arr) #else # define GLM_COUNTOF(arr) sizeof(arr) / sizeof(arr[0]) #endif /////////////////////////////////////////////////////////////////////////////////// // Uninitialize constructors namespace glm { enum ctor{uninitialize}; }//namespace glm