X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Ffreeglut_init.c;h=877b3ab3d84d42078753d46a37eb1bf94b420c1b;hb=8833b224162c6e3c8491a89e77fcfd5f79bdff39;hp=54297cf6c6fd944940a3ea57b3716b0923093840;hpb=9d658d3079abac17672c300ee614ed4cf41a0553;p=freeglut diff --git a/src/freeglut_init.c b/src/freeglut_init.c index 54297cf..877b3ab 100644 --- a/src/freeglut_init.c +++ b/src/freeglut_init.c @@ -25,6 +25,7 @@ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +#define FREEGLUT_BUILDING_LIB #include #include "freeglut_internal.h" @@ -83,12 +84,16 @@ SFG_State fgState = { { -1, -1, GL_FALSE }, /* Position */ GLUT_EXEC_STATE_INIT, /* ExecState */ NULL, /* ProgramName */ GL_FALSE, /* JoysticksInitialised */ + 0, /* NumActiveJoysticks */ GL_FALSE, /* InputDevsInitialised */ 1, /* AuxiliaryBufferNumber */ 4, /* SampleNumber */ 1, /* MajorVersion */ - 0, /* MajorVersion */ - 0 /* ContextFlags */ + 0, /* MinorVersion */ + 0, /* ContextFlags */ + 0, /* ContextProfile */ + NULL, /* ErrorFunc */ + NULL /* WarningFunc */ }; @@ -308,7 +313,7 @@ static void fghInitialize( const char* displayName ) /* What we need to do is to initialize the fgDisplay global structure here. */ fgDisplay.Instance = GetModuleHandle( NULL ); - + fgDisplay.DisplayName=strdup(displayName); atom = GetClassInfo( fgDisplay.Instance, _T("FREEGLUT"), &wc ); if( atom == 0 ) @@ -360,7 +365,24 @@ static void fghInitialize( const char* displayName ) ReleaseDC( desktop, context ); } - + /* If we have a DisplayName try to use it for metrics */ + if( fgDisplay.DisplayName ) + { + HDC context = CreateDC(fgDisplay.DisplayName,0,0,0); + if( context ) + { + fgDisplay.ScreenWidth = GetDeviceCaps( context, HORZRES ); + fgDisplay.ScreenHeight = GetDeviceCaps( context, VERTRES ); + fgDisplay.ScreenWidthMM = GetDeviceCaps( context, HORZSIZE ); + fgDisplay.ScreenHeightMM = GetDeviceCaps( context, VERTSIZE ); + DeleteDC(context); + } + else + fgWarning("fghInitialize: " + "CreateDC failed, Screen size info may be incorrect\n" + "This is quite likely caused by a bad '-display' parameter"); + + } /* Set the timer granularity to 1 ms */ timeBeginPeriod ( 1 ); @@ -424,6 +446,7 @@ void fgDeinitialize( void ) fgState.MajorVersion = 1; fgState.MinorVersion = 0; fgState.ContextFlags = 0; + fgState.ContextProfile = 0; fgState.Initialised = GL_FALSE; @@ -485,6 +508,11 @@ void fgDeinitialize( void ) XCloseDisplay( fgDisplay.Display ); #elif TARGET_HOST_MS_WINDOWS + if( fgDisplay.DisplayName ) + { + free( fgDisplay.DisplayName ); + fgDisplay.DisplayName = NULL; + } /* Reset the timer granularity */ timeEndPeriod ( 1 ); @@ -677,11 +705,6 @@ void FGAPIENTRY glutInit( int* pargc, char** argv ) char* geometry = NULL; int i, j, argc = *pargc; -#if TARGET_HOST_MS_WINDOWS && ( _MSC_VER >= 1400 ) // will return true for VC8 (VC2005) and higher - size_t sLen; - errno_t err; -#endif - if( fgState.Initialised ) fgError( "illegal glutInit() reinitialization attempt" ); @@ -701,14 +724,8 @@ void FGAPIENTRY glutInit( int* pargc, char** argv ) /* check if GLUT_FPS env var is set */ #ifndef _WIN32_WCE { -#if TARGET_HOST_MS_WINDOWS && ( _MSC_VER >= 1400 ) // will return true for VC8 (VC2005) and higher - char* fps = NULL; - err = _dupenv_s( &fps, &sLen, "GLUT_FPS" ); - if (err) - fgError("Error getting GLUT_FPS environment variable"); -#else const char *fps = getenv( "GLUT_FPS" ); -#endif + if( fps ) { int interval; @@ -719,18 +736,9 @@ void FGAPIENTRY glutInit( int* pargc, char** argv ) else fgState.FPSInterval = interval; } -#if TARGET_HOST_MS_WINDOWS && ( _MSC_VER >= 1400 ) // will return true for VC8 (VC2005) and higher - free ( fps ); fps = NULL; /* dupenv_s allocates a string that we must free */ -#endif } -#if TARGET_HOST_MS_WINDOWS && ( _MSC_VER >= 1400 ) // will return true for VC8 (VC2005) and higher - err = _dupenv_s( &displayName, &sLen, "DISPLAY" ); - if (err) - fgError("Error getting DISPLAY environment variable"); -#else displayName = getenv( "DISPLAY" ); -#endif for( i = 1; i < argc; i++ ) { @@ -815,9 +823,6 @@ void FGAPIENTRY glutInit( int* pargc, char** argv ) * variable for opening the X display (see code above): */ fghInitialize( displayName ); -#if TARGET_HOST_MS_WINDOWS && ( _MSC_VER >= 1400 ) // will return true for VC8 (VC2005) and higher - free ( displayName ); displayName = NULL; /* dupenv_s allocates a string that we must free */ -#endif /* * Geometry parsing deffered until here because we may need the screen @@ -848,6 +853,16 @@ void FGAPIENTRY glutInit( int* pargc, char** argv ) } } +#if TARGET_HOST_MS_WINDOWS +void (__cdecl *__glutExitFunc)( int return_value ) = NULL; + +void FGAPIENTRY __glutInitWithExit( int *pargc, char **argv, void (__cdecl *exit_function)(int) ) +{ + __glutExitFunc = exit_function; + glutInit(pargc, argv); +} +#endif + /* * Undoes all the "glutInit" stuff */ @@ -916,19 +931,13 @@ void FGAPIENTRY glutInitDisplayString( const char* displayMode ) * delimited by blanks or tabs. */ char *token ; -#if TARGET_HOST_MS_WINDOWS && ( _MSC_VER >= 1400 ) // will return true for VC8 (VC2005) and higher - char *next_token = NULL; -#endif size_t len = strlen ( displayMode ); char *buffer = (char *)malloc ( (len+1) * sizeof(char) ); memcpy ( buffer, displayMode, len ); buffer[len] = '\0'; -#if TARGET_HOST_MS_WINDOWS && ( _MSC_VER >= 1400 ) // will return true for VC8 (VC2005) and higher - token = strtok_s ( buffer, " \t", &next_token ); -#else token = strtok ( buffer, " \t" ); -#endif + while ( token ) { /* Process this token */ @@ -1105,11 +1114,7 @@ void FGAPIENTRY glutInitDisplayString( const char* displayMode ) break ; } -#if TARGET_HOST_MS_WINDOWS && ( _MSC_VER >= 1400 ) // will return true for VC8 (VC2005) and higher - token = strtok_s ( NULL, " \t", &next_token ); -#else token = strtok ( NULL, " \t" ); -#endif } free ( buffer ); @@ -1134,4 +1139,30 @@ void FGAPIENTRY glutInitContextFlags( int flags ) fgState.ContextFlags = flags; } +void FGAPIENTRY glutInitContextProfile( int profile ) +{ + /* We will make use of this value when creating a new OpenGL context... */ + fgState.ContextProfile = profile; +} + +/* -------------- User Defined Error/Warning Handler Support -------------- */ + +/* + * Sets the user error handler (note the use of va_list for the args to the fmt) + */ +void FGAPIENTRY glutInitErrorFunc( void (* vfgError) ( const char *fmt, va_list ap ) ) +{ + /* This allows user programs to handle freeglut errors */ + fgState.ErrorFunc = vfgError; +} + +/* + * Sets the user warning handler (note the use of va_list for the args to the fmt) + */ +void FGAPIENTRY glutInitWarningFunc( void (* vfgWarning) ( const char *fmt, va_list ap ) ) +{ + /* This allows user programs to handle freeglut warnings */ + fgState.WarningFunc = vfgWarning; +} + /*** END OF FILE ***/