1 //======================================================================== 2 // GLFW 3.2 Win32 - www.glfw.org 3 //------------------------------------------------------------------------ 4 // Copyright (c) 2002-2006 Marcus Geelnard 5 // Copyright (c) 2006-2016 Camilla Berglund <elmindreda@glfw.org> 6 // 7 // This software is provided 'as-is', without any express or implied 8 // warranty. In no event will the authors be held liable for any damages 9 // arising from the use of this software. 10 // 11 // Permission is granted to anyone to use this software for any purpose, 12 // including commercial applications, and to alter it and redistribute it 13 // freely, subject to the following restrictions: 14 // 15 // 1. The origin of this software must not be misrepresented; you must not 16 // claim that you wrote the original software. If you use this software 17 // in a product, an acknowledgment in the product documentation would 18 // be appreciated but is not required. 19 // 20 // 2. Altered source versions must be plainly marked as such, and must not 21 // be misrepresented as being the original software. 22 // 23 // 3. This notice may not be removed or altered from any source 24 // distribution. 25 // 26 //======================================================================== 27 28 #include "internal.h" 29 30 31 ////////////////////////////////////////////////////////////////////////// 32 ////// GLFW internal API ////// 33 ////////////////////////////////////////////////////////////////////////// 34 _glfwInitThreadLocalStorageWin32(void)35GLFWbool _glfwInitThreadLocalStorageWin32(void) 36 { 37 _glfw.win32_tls.context = TlsAlloc(); 38 if (_glfw.win32_tls.context == TLS_OUT_OF_INDEXES) 39 { 40 _glfwInputError(GLFW_PLATFORM_ERROR, 41 "Win32: Failed to allocate TLS index"); 42 return GLFW_FALSE; 43 } 44 45 _glfw.win32_tls.allocated = GLFW_TRUE; 46 return GLFW_TRUE; 47 } 48 _glfwTerminateThreadLocalStorageWin32(void)49void _glfwTerminateThreadLocalStorageWin32(void) 50 { 51 if (_glfw.win32_tls.allocated) 52 TlsFree(_glfw.win32_tls.context); 53 } 54 55 56 ////////////////////////////////////////////////////////////////////////// 57 ////// GLFW platform API ////// 58 ////////////////////////////////////////////////////////////////////////// 59 _glfwPlatformSetCurrentContext(_GLFWwindow * context)60void _glfwPlatformSetCurrentContext(_GLFWwindow* context) 61 { 62 TlsSetValue(_glfw.win32_tls.context, context); 63 } 64 _glfwPlatformGetCurrentContext(void)65_GLFWwindow* _glfwPlatformGetCurrentContext(void) 66 { 67 return TlsGetValue(_glfw.win32_tls.context); 68 } 69 70