gremlin/libs/glfw/lib/internal.h
2011-01-04 18:11:59 +01:00

211 lines
7.5 KiB
C

//========================================================================
// GLFW - An OpenGL framework
// File: internal.h
// Platform: Any
// API version: 2.6
// WWW: http://glfw.sourceforge.net
//------------------------------------------------------------------------
// Copyright (c) 2002-2006 Camilla Berglund
//
// 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.
//
//========================================================================
#ifndef _internal_h_
#define _internal_h_
//========================================================================
// GLFWGLOBAL is a macro that places all global variables in the init.c
// module (all other modules reference global variables as 'extern')
//========================================================================
#if defined( _init_c_ )
#define GLFWGLOBAL
#else
#define GLFWGLOBAL extern
#endif
//========================================================================
// Input handling definitions
//========================================================================
// Internal key and button state/action definitions
#define GLFW_STICK 2
//========================================================================
// System independent include files
//========================================================================
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
//------------------------------------------------------------------------
// Platform specific definitions goes in platform.h (which also includes
// glfw.h)
//------------------------------------------------------------------------
#include "platform.h"
//========================================================================
// System independent global variables (GLFW internals)
//========================================================================
// Flag indicating if GLFW has been initialized
#if defined( _init_c_ )
int _glfwInitialized = 0;
#else
GLFWGLOBAL int _glfwInitialized;
#endif
//------------------------------------------------------------------------
// Window hints (set by glfwOpenWindowHint - will go into _GLFWthread)
//------------------------------------------------------------------------
typedef struct {
int RefreshRate;
int AccumRedBits;
int AccumGreenBits;
int AccumBlueBits;
int AccumAlphaBits;
int AuxBuffers;
int Stereo;
int WindowNoResize;
int Samples;
} _GLFWhints;
GLFWGLOBAL _GLFWhints _glfwWinHints;
//------------------------------------------------------------------------
// Abstracted data stream (for image I/O)
//------------------------------------------------------------------------
typedef struct {
FILE* File;
void* Data;
long Position;
long Size;
} _GLFWstream;
//========================================================================
// Prototypes for platform specific implementation functions
//========================================================================
// Init/terminate
int _glfwPlatformInit( void );
int _glfwPlatformTerminate( void );
// Enable/Disable
void _glfwPlatformEnableSystemKeys( void );
void _glfwPlatformDisableSystemKeys( void );
// Fullscreen
int _glfwPlatformGetVideoModes( GLFWvidmode *list, int maxcount );
void _glfwPlatformGetDesktopMode( GLFWvidmode *mode );
// OpenGL extensions
int _glfwPlatformExtensionSupported( const char *extension );
void * _glfwPlatformGetProcAddress( const char *procname );
// Joystick
int _glfwPlatformGetJoystickParam( int joy, int param );
int _glfwPlatformGetJoystickPos( int joy, float *pos, int numaxes );
int _glfwPlatformGetJoystickButtons( int joy, unsigned char *buttons, int numbuttons );
// Threads
GLFWthread _glfwPlatformCreateThread( GLFWthreadfun fun, void *arg );
void _glfwPlatformDestroyThread( GLFWthread ID );
int _glfwPlatformWaitThread( GLFWthread ID, int waitmode );
GLFWthread _glfwPlatformGetThreadID( void );
GLFWmutex _glfwPlatformCreateMutex( void );
void _glfwPlatformDestroyMutex( GLFWmutex mutex );
void _glfwPlatformLockMutex( GLFWmutex mutex );
void _glfwPlatformUnlockMutex( GLFWmutex mutex );
GLFWcond _glfwPlatformCreateCond( void );
void _glfwPlatformDestroyCond( GLFWcond cond );
void _glfwPlatformWaitCond( GLFWcond cond, GLFWmutex mutex, double timeout );
void _glfwPlatformSignalCond( GLFWcond cond );
void _glfwPlatformBroadcastCond( GLFWcond cond );
int _glfwPlatformGetNumberOfProcessors( void );
// Time
double _glfwPlatformGetTime( void );
void _glfwPlatformSetTime( double time );
void _glfwPlatformSleep( double time );
// Window management
int _glfwPlatformOpenWindow( int width, int height, int redbits, int greenbits, int bluebits, int alphabits, int depthbits, int stencilbits, int mode, _GLFWhints* hints );
void _glfwPlatformCloseWindow( void );
void _glfwPlatformSetWindowTitle( const char *title );
void _glfwPlatformSetWindowSize( int width, int height );
void _glfwPlatformSetWindowPos( int x, int y );
void _glfwPlatformIconifyWindow( void );
void _glfwPlatformRestoreWindow( void );
void _glfwPlatformSwapBuffers( void );
void _glfwPlatformSwapInterval( int interval );
void _glfwPlatformRefreshWindowParams( void );
void _glfwPlatformPollEvents( void );
void _glfwPlatformWaitEvents( void );
void _glfwPlatformHideMouseCursor( void );
void _glfwPlatformShowMouseCursor( void );
void _glfwPlatformSetMouseCursorPos( int x, int y );
//========================================================================
// Prototypes for platform independent internal functions
//========================================================================
// Window management (window.c)
void _glfwClearWindowHints( void );
// Input handling (window.c)
void _glfwClearInput( void );
void _glfwInputDeactivation( void );
void _glfwInputKey( int key, int action );
void _glfwInputChar( int character, int action );
void _glfwInputMouseClick( int button, int action );
// Threads (thread.c)
_GLFWthread * _glfwGetThreadPointer( int ID );
void _glfwAppendThread( _GLFWthread * t );
void _glfwRemoveThread( _GLFWthread * t );
// OpenGL extensions (glext.c)
int _glfwStringInExtensionString( const char *string, const GLubyte *extensions );
// Abstracted data streams (stream.c)
int _glfwOpenFileStream( _GLFWstream *stream, const char *name, const char *mode );
int _glfwOpenBufferStream( _GLFWstream *stream, void *data, long size );
long _glfwReadStream( _GLFWstream *stream, void *data, long size );
long _glfwTellStream( _GLFWstream *stream );
int _glfwSeekStream( _GLFWstream *stream, long offset, int whence );
void _glfwCloseStream( _GLFWstream *stream );
// Targa image I/O (tga.c)
int _glfwReadTGA( _GLFWstream *s, GLFWimage *img, int flags );
#endif // _internal_h_