mirror of
https://github.com/glfw/glfw.git
synced 2024-11-25 06:04:34 +00:00
100 lines
3.0 KiB
C
100 lines
3.0 KiB
C
//========================================================================
|
|
// GLFW - An OpenGL framework
|
|
// Platform: Any
|
|
// 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.
|
|
//
|
|
//========================================================================
|
|
|
|
#define _init_c_
|
|
#include "internal.h"
|
|
|
|
#include <string.h>
|
|
|
|
|
|
//************************************************************************
|
|
//**** GLFW user functions ****
|
|
//************************************************************************
|
|
|
|
//========================================================================
|
|
// Initialize various GLFW state
|
|
//========================================================================
|
|
|
|
GLFWAPI int glfwInit(void)
|
|
{
|
|
if (_glfwInitialized)
|
|
return GL_TRUE;
|
|
|
|
memset(&_glfwLibrary, 0, sizeof(_glfwLibrary));
|
|
|
|
// Clear window hints
|
|
_glfwClearWindowHints();
|
|
|
|
// Platform specific initialization
|
|
if (!_glfwPlatformInit())
|
|
return GL_FALSE;
|
|
|
|
// Form now on, GLFW state is valid
|
|
_glfwInitialized = GL_TRUE;
|
|
|
|
return GL_TRUE;
|
|
}
|
|
|
|
|
|
//========================================================================
|
|
// Close window and shut down library
|
|
//========================================================================
|
|
|
|
GLFWAPI void glfwTerminate(void)
|
|
{
|
|
if (!_glfwInitialized)
|
|
return;
|
|
|
|
// Platform specific termination
|
|
if (!_glfwPlatformTerminate())
|
|
return;
|
|
|
|
// GLFW is no longer initialized
|
|
_glfwInitialized = GL_FALSE;
|
|
}
|
|
|
|
|
|
//========================================================================
|
|
// Get GLFW version
|
|
//========================================================================
|
|
|
|
GLFWAPI void glfwGetVersion(int* major, int* minor, int* rev)
|
|
{
|
|
if (major != NULL)
|
|
*major = GLFW_VERSION_MAJOR;
|
|
|
|
if (minor != NULL)
|
|
*minor = GLFW_VERSION_MINOR;
|
|
|
|
if (rev != NULL)
|
|
*rev = GLFW_VERSION_REVISION;
|
|
}
|
|
|