You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and dots ('.'), can be up to 35 characters long. Letters must be lowercase.
82 lines
2.8 KiB
82 lines
2.8 KiB
//======================================================================== |
|
// GLFW - An OpenGL framework |
|
// Platform: Win32/WGL |
|
// API version: 3.0 |
|
// WWW: http://www.glfw.org/ |
|
//------------------------------------------------------------------------ |
|
// Copyright (c) 2002-2006 Marcus Geelnard |
|
// Copyright (c) 2006-2010 Camilla Berglund <elmindreda@elmindreda.org> |
|
// |
|
// This software is provided 'as-is', without any express or implied |
|
// warranty. In no event will the authors be held liable for any damages |
|
// arising from the use of this software. |
|
// |
|
// Permission is granted to anyone to use this software for any purpose, |
|
// including commercial applications, and to alter it and redistribute it |
|
// freely, subject to the following restrictions: |
|
// |
|
// 1. The origin of this software must not be misrepresented; you must not |
|
// claim that you wrote the original software. If you use this software |
|
// in a product, an acknowledgment in the product documentation would |
|
// be appreciated but is not required. |
|
// |
|
// 2. Altered source versions must be plainly marked as such, and must not |
|
// be misrepresented as being the original software. |
|
// |
|
// 3. This notice may not be removed or altered from any source |
|
// distribution. |
|
// |
|
//======================================================================== |
|
|
|
#include "internal.h" |
|
|
|
|
|
//************************************************************************ |
|
//**** Platform implementation functions **** |
|
//************************************************************************ |
|
|
|
//======================================================================== |
|
// Check if the current context supports the specified WGL extension |
|
//======================================================================== |
|
|
|
int _glfwPlatformExtensionSupported( const char *extension ) |
|
{ |
|
const GLubyte *extensions; |
|
|
|
if( _glfwWin.GetExtensionsStringEXT != NULL ) |
|
{ |
|
extensions = (GLubyte *) _glfwWin.GetExtensionsStringEXT(); |
|
if( extensions != NULL ) |
|
{ |
|
if( _glfwStringInExtensionString( extension, extensions ) ) |
|
{ |
|
return GL_TRUE; |
|
} |
|
} |
|
} |
|
|
|
if( _glfwWin.GetExtensionsStringARB != NULL ) |
|
{ |
|
extensions = (GLubyte *) _glfwWin.GetExtensionsStringARB( _glfwWin.DC ); |
|
if( extensions != NULL ) |
|
{ |
|
if( _glfwStringInExtensionString( extension, extensions ) ) |
|
{ |
|
return GL_TRUE; |
|
} |
|
} |
|
} |
|
|
|
return GL_FALSE; |
|
} |
|
|
|
|
|
//======================================================================== |
|
// Get the function pointer to an OpenGL function |
|
//======================================================================== |
|
|
|
void *_glfwPlatformGetProcAddress( const char *procname ) |
|
{ |
|
return (void *) wglGetProcAddress( procname ); |
|
} |
|
|
|
|