Removed old unused glutInitDisplayString code.
Reformated new glutInitDisplayString and XParseGeometry code. git-svn-id: https://svn.code.sf.net/p/freeglut/code/trunk@356 7f0cb862-5218-0410-a997-914c9d46530a
This commit is contained in:
cjp
parent
d906368add
commit
b47a8b1fcc
@ -84,7 +84,7 @@ SFG_State fgState = { { -1, -1, GL_FALSE }, /* Position */
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72, /* GameModeRefresh */
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GLUT_ACTION_EXIT, /* ActionOnWindowClose */
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GLUT_EXEC_STATE_INIT /* ExecState */
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} ;
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};
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/* -- PRIVATE FUNCTIONS ---------------------------------------------------- */
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@ -254,8 +254,8 @@ void fgDeinitialize( void )
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fgState.UseCurrentContext = GL_FALSE;
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fgState.GLDebugSwitch = GL_FALSE;
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fgState.XSyncSwitch = GL_FALSE;
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fgState.ActionOnWindowClose = GLUT_ACTION_EXIT ;
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fgState.ExecState = GLUT_EXEC_STATE_INIT ;
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fgState.ActionOnWindowClose = GLUT_ACTION_EXIT;
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fgState.ExecState = GLUT_EXEC_STATE_INIT;
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fgState.IgnoreKeyRepeat = GL_TRUE;
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@ -333,112 +333,111 @@ ReadInteger(char *string, char **NextString)
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int Sign = 1;
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if (*string == '+')
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string++;
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string++;
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else if (*string == '-')
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{
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string++;
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Sign = -1;
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string++;
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Sign = -1;
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}
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for (; (*string >= '0') && (*string <= '9'); string++)
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{
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Result = (Result * 10) + (*string - '0');
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Result = (Result * 10) + (*string - '0');
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}
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*NextString = string;
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if (Sign >= 0)
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return (Result);
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return (Result);
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else
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return (-Result);
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return (-Result);
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}
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static int XParseGeometry (
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_Xconst char *string,
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int *x,
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int *y,
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unsigned int *width, /* RETURN */
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unsigned int *height) /* RETURN */
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_Xconst char *string,
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int *x,
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int *y,
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unsigned int *width, /* RETURN */
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unsigned int *height) /* RETURN */
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{
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int mask = NoValue;
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register char *strind;
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unsigned int tempWidth = 0, tempHeight = 0;
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int tempX = 0, tempY = 0;
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char *nextCharacter;
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int mask = NoValue;
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register char *strind;
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unsigned int tempWidth = 0, tempHeight = 0;
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int tempX = 0, tempY = 0;
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char *nextCharacter;
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if ( (string == NULL) || (*string == '\0')) return(mask);
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if (*string == '=')
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string++; /* ignore possible '=' at beg of geometry spec */
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if ( (string == NULL) || (*string == '\0')) return(mask);
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if (*string == '=')
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string++; /* ignore possible '=' at beg of geometry spec */
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strind = (char *)string;
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if (*strind != '+' && *strind != '-' && *strind != 'x') {
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tempWidth = ReadInteger(strind, &nextCharacter);
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if (strind == nextCharacter)
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return (0);
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strind = nextCharacter;
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mask |= WidthValue;
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}
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strind = (char *)string;
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if (*strind != '+' && *strind != '-' && *strind != 'x') {
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tempWidth = ReadInteger(strind, &nextCharacter);
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if (strind == nextCharacter)
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return (0);
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strind = nextCharacter;
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mask |= WidthValue;
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}
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if (*strind == 'x' || *strind == 'X') {
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strind++;
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tempHeight = ReadInteger(strind, &nextCharacter);
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if (strind == nextCharacter)
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return (0);
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strind = nextCharacter;
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mask |= HeightValue;
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}
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if (*strind == 'x' || *strind == 'X') {
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strind++;
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tempHeight = ReadInteger(strind, &nextCharacter);
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if (strind == nextCharacter)
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return (0);
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strind = nextCharacter;
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mask |= HeightValue;
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}
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if ((*strind == '+') || (*strind == '-')) {
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if (*strind == '-') {
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strind++;
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tempX = -ReadInteger(strind, &nextCharacter);
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if (strind == nextCharacter)
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return (0);
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strind = nextCharacter;
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mask |= XNegative;
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if ((*strind == '+') || (*strind == '-')) {
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if (*strind == '-') {
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strind++;
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tempX = -ReadInteger(strind, &nextCharacter);
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if (strind == nextCharacter)
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return (0);
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strind = nextCharacter;
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mask |= XNegative;
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}
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else
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{
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strind++;
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tempX = ReadInteger(strind, &nextCharacter);
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if (strind == nextCharacter)
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return(0);
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strind = nextCharacter;
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}
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mask |= XValue;
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if ((*strind == '+') || (*strind == '-')) {
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if (*strind == '-') {
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strind++;
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tempY = -ReadInteger(strind, &nextCharacter);
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if (strind == nextCharacter)
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return(0);
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strind = nextCharacter;
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mask |= YNegative;
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}
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else
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{
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strind++;
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tempY = ReadInteger(strind, &nextCharacter);
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if (strind == nextCharacter)
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return(0);
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strind = nextCharacter;
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}
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mask |= YValue;
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}
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}
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}
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else
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{ strind++;
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tempX = ReadInteger(strind, &nextCharacter);
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if (strind == nextCharacter)
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return(0);
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strind = nextCharacter;
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}
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mask |= XValue;
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if ((*strind == '+') || (*strind == '-')) {
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if (*strind == '-') {
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strind++;
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tempY = -ReadInteger(strind, &nextCharacter);
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if (strind == nextCharacter)
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return(0);
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strind = nextCharacter;
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mask |= YNegative;
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/* If strind isn't at the end of the string the it's an invalid
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geometry specification. */
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}
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else
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{
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strind++;
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tempY = ReadInteger(strind, &nextCharacter);
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if (strind == nextCharacter)
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return(0);
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strind = nextCharacter;
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}
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mask |= YValue;
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}
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}
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/* If strind isn't at the end of the string the it's an invalid
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geometry specification. */
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if (*strind != '\0') return (0);
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if (*strind != '\0') return (0);
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if (mask & XValue)
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*x = tempX;
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if (mask & YValue)
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*y = tempY;
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if (mask & WidthValue)
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*width = tempWidth;
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if (mask & HeightValue)
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*height = tempHeight;
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return (mask);
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if (mask & XValue)
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*x = tempX;
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if (mask & YValue)
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*y = tempY;
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if (mask & WidthValue)
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*width = tempWidth;
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if (mask & HeightValue)
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*height = tempHeight;
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return (mask);
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}
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#endif
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@ -549,7 +548,7 @@ void FGAPIENTRY glutInit( int* pargc, char** argv )
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/*
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* Compact {argv}.
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*/
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j = 2 ;
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j = 2;
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for( i = 1; i < *pargc; i++, j++ )
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{
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if( argv[ i ] == NULL )
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@ -557,7 +556,7 @@ void FGAPIENTRY glutInit( int* pargc, char** argv )
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/* Guaranteed to end because there are "*pargc" arguments left */
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while ( argv[ j ] == NULL )
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j++;
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argv[ i ] = argv[ j ] ;
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argv[ i ] = argv[ j ];
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}
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}
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@ -641,461 +640,203 @@ void FGAPIENTRY glutInitDisplayMode( unsigned int displayMode )
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/* -- INIT DISPLAY STRING PARSING ------------------------------------------ */
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#if 0 /* FIXME: CJP */
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/*
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* There is a discrete number of comparison operators we can encounter:
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*
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* comparison ::= "=" | "!=" | "<" | ">" | "<=" | ">=" | "~"
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*/
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#define FG_NONE 0x0000
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#define FG_EQUAL 0x0001
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#define FG_NOT_EQUAL 0x0002
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#define FG_LESS 0x0003
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#define FG_MORE 0x0004
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#define FG_LESS_OR_EQUAL 0x0005
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#define FG_MORE_OR_EQUAL 0x0006
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#define FG_CLOSEST 0x0007
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/*
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* The caller can feed us with a number of capability tokens:
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*
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* capability ::= "alpha" | "acca" | "acc" | "blue" | "buffer" | "conformant" | "depth" | "double" |
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* "green" | "index" | "num" | "red" | "rgba" | "rgb" | "luminance" | "stencil" |
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* "single" | "stereo" | "samples" | "slow" | "win32pdf" | "xvisual" | "xstaticgray" |
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* "xgrayscale" | "xstaticcolor" | "xpseudocolor" | "xtruecolor" | "xdirectcolor"
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*/
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static gchar* g_Tokens[] =
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{
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"none", "alpha", "acca", "acc", "blue", "buffer", "conformant", "depth", "double", "green",
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"index", "num", "red", "rgba", "rgb", "luminance", "stencil", "single", "stereo", "samples",
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"slow", "win32pdf", "xvisual", "xstaticgray", "xgrayscale", "xstaticcolor", "xpseudocolor",
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"xtruecolor", "xdirectcolor", NULL
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};
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/*
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* The structure to hold the parsed display string tokens
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*/
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typedef struct tagSFG_Capability SFG_Capability;
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struct tagSFG_Capability
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{
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gint capability; /* the capability token enumerator */
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gint comparison; /* the comparison operator used */
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gint value; /* the value we're comparing to */
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};
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/*
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* The scanner configuration for the init display string
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*/
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static GScannerConfig fgInitDisplayStringScannerConfig =
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{
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( " \t\r\n" ) /* cset_skip_characters */,
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(
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G_CSET_a_2_z
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"_"
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G_CSET_A_2_Z
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) /* cset_identifier_first */,
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(
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G_CSET_a_2_z
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"_0123456789"
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G_CSET_A_2_Z
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G_CSET_LATINS
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G_CSET_LATINC
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"<>!=~"
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) /* cset_identifier_nth */,
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( "#\n" ) /* cpair_comment_single */,
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FALSE /* case_sensitive */,
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TRUE /* skip_comment_multi */,
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TRUE /* skip_comment_single */,
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TRUE /* scan_comment_multi */,
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TRUE /* scan_identifier */,
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FALSE /* scan_identifier_1char */,
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FALSE /* scan_identifier_NULL */,
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TRUE /* scan_symbols */,
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FALSE /* scan_binary */,
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TRUE /* scan_octal */,
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TRUE /* scan_float */,
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TRUE /* scan_hex */,
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FALSE /* scan_hex_dollar */,
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TRUE /* scan_string_sq */,
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TRUE /* scan_string_dq */,
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TRUE /* numbers_2_int */,
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FALSE /* int_2_float */,
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FALSE /* identifier_2_string */,
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TRUE /* char_2_token */,
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FALSE /* symbol_2_token */,
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FALSE /* scope_0_fallback */,
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};
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/*
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* Sets the default display mode for all new windows using a string
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*/
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void FGAPIENTRY glutInitDisplayString( char* displayMode )
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{
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/*
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* display_string ::= (switch)
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* switch ::= capability [comparison value]
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* comparison ::= "=" | "!=" | "<" | ">" | "<=" | ">=" | "~"
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* capability ::= "alpha" | "acca" | "acc" | "blue" | "buffer" | "conformant" |
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* "depth" | "double" | "green" | "index" | "num" | "red" | "rgba" |
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* "rgb" | "luminance" | "stencil" | "single" | "stereo" |
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* "samples" | "slow" | "win32pdf" | "xvisual" | "xstaticgray" |
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* "xgrayscale" | "xstaticcolor" | "xpseudocolor" |
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* "xtruecolor" | "xdirectcolor"
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* value ::= 0..9 [value]
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*
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* The display string grammar. This should be EBNF, but I couldn't find the definitions so, to
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* clarify: (expr) means 0 or more times the expression, [expr] means 0 or 1 times expr.
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*
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* Create a new GLib lexical analyzer to process the display mode string
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*/
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GScanner* scanner = g_scanner_new( &fgInitDisplayStringScannerConfig );
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GList* caps = NULL;
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gint i;
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/*
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* Fail if the display mode string is empty or the scanner failed to initialize
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*/
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freeglut_return_if_fail( (scanner != NULL) && (strlen( displayMode ) > 0) );
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/*
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* Set the scanner's input name (for debugging)
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*/
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scanner->input_name = "glutInitDisplayString";
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/*
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* Start the lexical analysis of the extensions string
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*/
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g_scanner_input_text( scanner, displayMode, strlen( displayMode ) );
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/*
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* While there are any more tokens to be checked...
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*/
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while( !g_scanner_eof( scanner ) )
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{
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/*
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* Actually we're expecting only string tokens
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*/
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GTokenType tokenType = g_scanner_get_next_token( scanner );
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/*
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* We are looking for identifiers
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*/
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if( tokenType == G_TOKEN_IDENTIFIER )
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{
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gchar* capability = NULL; /* the capability identifier string (always present) */
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gint capID = 0; /* the capability identifier value (from g_Tokens) */
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gint comparison = 0; /* the comparison operator value, see definitions */
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gchar* valueString = NULL; /* if the previous one is present, this is needed */
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gint value = 0; /* the integer value converted using a strtol call */
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SFG_Capability* capStruct; /* the capability description structure */
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/*
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* OK. The general rule of thumb that we always should be getting a capability identifier
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* string (see the grammar description). If it is followed by a comparison identifier, then
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* there must follow an integer value we're comparing the capability to...
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*
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* Have the current token analyzed with that in mind...
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*/
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for( i=0; i<(gint) strlen( scanner->value.v_identifier ); i++ )
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{
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gchar c = scanner->value.v_identifier[ i ];
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if( (c == '=') || (c == '!') || (c == '<') || (c == '>') || (c == '~') )
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break;
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}
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/*
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* Here we go with the length of the capability identifier string.
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* In the worst of cases, it is as long as the token identifier.
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*/
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capability = g_strndup( scanner->value.v_identifier, i );
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/*
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* OK. Is there a chance for comparison and value identifiers to follow?
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* Note: checking against i+1 as this handles two cases: single character
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* comparison operator and first of value's digits, which must always be
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* there, or the two-character comparison operators.
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*/
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if( (i + 1) < (gint) strlen( scanner->value.v_identifier ) )
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{
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/*
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* Yeah, indeed, it is the i-th character to start the identifier, then.
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*/
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gchar c1 = scanner->value.v_identifier[ i + 0 ];
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gchar c2 = scanner->value.v_identifier[ i + 1 ];
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if( (c1 == '=') ) { i += 1; comparison = FG_EQUAL; } else
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if( (c1 == '!') && (c2 == '=') ) { i += 2; comparison = FG_NOT_EQUAL; } else
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if( (c1 == '<') && (c2 == '=') ) { i += 2; comparison = FG_LESS_OR_EQUAL; } else
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if( (c1 == '>') && (c2 == '=') ) { i += 2; comparison = FG_MORE_OR_EQUAL; } else
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if( (c1 == '<') ) { i += 1; comparison = FG_LESS; } else
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if( (c1 == '>') ) { i += 1; comparison = FG_MORE; } else
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if( (c1 == '~') ) { i += 1; comparison = FG_CLOSEST; } else
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g_warning( "invalid comparison operator in token `%s'", scanner->value.v_identifier );
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}
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/*
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* Grab the value string that must follow the comparison operator...
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*/
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if( comparison != FG_NONE && i < (gint) strlen( scanner->value.v_identifier ) )
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{
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valueString = strdup( scanner->value.v_identifier + i );
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if (!valueString)
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fgError ("Could not allocate an internal string.");
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}
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/*
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* If there was a value string, convert it to integer...
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*/
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if( comparison != FG_NONE && strlen( valueString ) > 0 )
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value = strtol( valueString, NULL, 0 );
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/*
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* Now we need to match the capability string and its ID
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*/
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for( i=0; g_Tokens[ i ]!=NULL; i++ )
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{
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if( strcmp( capability, g_Tokens[ i ] ) == 0 )
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{
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/*
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* Looks like we've found the one we were looking for
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*/
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capID = i;
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break;
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}
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}
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/*
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* Create a new capability description structure
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*/
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capStruct = g_new0( SFG_Capability, 1 );
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/*
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* Fill in the cap's values, as we have parsed it:
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*/
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capStruct->capability = capID;
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capStruct->comparison = comparison;
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capStruct->value = value;
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/*
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* Add the new capabaility to the caps list
|
||||
*/
|
||||
caps = g_list_append( caps, capStruct );
|
||||
|
||||
/*
|
||||
* Clean up the local mess and keep rolling on
|
||||
*/
|
||||
g_free( valueString );
|
||||
g_free( capability );
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* Now that we have converted the string into somewhat more machine-friendly
|
||||
* form, proceed with matching the frame buffer configuration...
|
||||
*
|
||||
* The caps list could be passed to a function that would try finding the closest
|
||||
* matching pixel format, visual, frame buffer configuration or whatever. It would
|
||||
* be good to convert the glutInitDisplayMode() to use the same method.
|
||||
*/
|
||||
#if 0
|
||||
g_message( "found %i capability preferences", g_list_length( caps ) );
|
||||
|
||||
g_message( "token `%s': cap: %i, com: %i, val: %i",
|
||||
scanner->value.v_identifier,
|
||||
capStruct->capability,
|
||||
capStruct->comparison,
|
||||
capStruct->value
|
||||
);
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Free the capabilities we have parsed
|
||||
*/
|
||||
for( i=0; i<(gint) g_list_length( caps ); i++ )
|
||||
g_free( g_list_nth( caps, i )->data );
|
||||
|
||||
/*
|
||||
* Destroy the capabilities list itself
|
||||
*/
|
||||
g_list_free( caps );
|
||||
|
||||
/*
|
||||
* Free the lexical scanner now...
|
||||
*/
|
||||
g_scanner_destroy( scanner );
|
||||
}
|
||||
#endif
|
||||
|
||||
#define NUM_TOKENS 28
|
||||
static char* Tokens[] =
|
||||
{
|
||||
"alpha", "acca", "acc", "blue", "buffer", "conformant", "depth", "double", "green",
|
||||
"index", "num", "red", "rgba", "rgb", "luminance", "stencil", "single", "stereo", "samples",
|
||||
"slow", "win32pdf", "xvisual", "xstaticgray", "xgrayscale", "xstaticcolor", "xpseudocolor",
|
||||
"alpha", "acca", "acc", "blue", "buffer", "conformant", "depth", "double",
|
||||
"green", "index", "num", "red", "rgba", "rgb", "luminance", "stencil",
|
||||
"single", "stereo", "samples", "slow", "win32pdf", "xvisual",
|
||||
"xstaticgray", "xgrayscale", "xstaticcolor", "xpseudocolor",
|
||||
"xtruecolor", "xdirectcolor"
|
||||
};
|
||||
|
||||
static int TokenLengths[] =
|
||||
{
|
||||
5, 4, 3, 4, 6, 10, 5, 6, 5,
|
||||
5, 3, 3, 4, 3, 9, 7, 6, 6, 7,
|
||||
4, 8, 7, 11, 10, 12, 12,
|
||||
10, 12
|
||||
5, 4, 3, 4, 6, 10, 5, 6,
|
||||
5, 5, 3, 3, 4, 3, 9, 7,
|
||||
6, 6, 7, 4, 8, 7,
|
||||
11, 10, 12, 12,
|
||||
10, 12
|
||||
};
|
||||
|
||||
void FGAPIENTRY glutInitDisplayString( const char* displayMode )
|
||||
{
|
||||
int glut_state_flag = 0 ;
|
||||
/*
|
||||
* Unpack a lot of options from a character string. The options are delimited by blanks or tabs.
|
||||
*/
|
||||
char *token ;
|
||||
int len = strlen ( displayMode ) ;
|
||||
char *buffer = (char *)malloc ( (len+1) * sizeof(char) ) ;
|
||||
memcpy ( buffer, displayMode, len ) ;
|
||||
buffer[len] = '\0' ;
|
||||
|
||||
token = strtok ( buffer, " \t" ) ;
|
||||
while ( token )
|
||||
{
|
||||
int glut_state_flag = 0 ;
|
||||
/*
|
||||
* Process this token
|
||||
* Unpack a lot of options from a character string. The options are
|
||||
* delimited by blanks or tabs.
|
||||
*/
|
||||
int i ;
|
||||
for ( i = 0; i < NUM_TOKENS; i++ )
|
||||
char *token ;
|
||||
int len = strlen ( displayMode ) ;
|
||||
char *buffer = (char *)malloc ( (len+1) * sizeof(char) ) ;
|
||||
memcpy ( buffer, displayMode, len ) ;
|
||||
buffer[len] = '\0' ;
|
||||
|
||||
token = strtok ( buffer, " \t" ) ;
|
||||
while ( token )
|
||||
{
|
||||
if ( strncmp ( token, Tokens[i], TokenLengths[i] ) == 0 ) break ;
|
||||
}
|
||||
/*
|
||||
* Process this token
|
||||
*/
|
||||
int i ;
|
||||
for ( i = 0; i < NUM_TOKENS; i++ )
|
||||
{
|
||||
if ( strncmp ( token, Tokens[i], TokenLengths[i] ) == 0 ) break ;
|
||||
}
|
||||
|
||||
switch ( i )
|
||||
{
|
||||
case 0 : /* "alpha": Alpha color buffer precision in bits */
|
||||
glut_state_flag |= GLUT_ALPHA ; /* Somebody fix this for me! */
|
||||
break ;
|
||||
switch ( i )
|
||||
{
|
||||
case 0 : /* "alpha": Alpha color buffer precision in bits */
|
||||
glut_state_flag |= GLUT_ALPHA ; /* Somebody fix this for me! */
|
||||
break ;
|
||||
|
||||
case 1 : /* "acca": Red, green, blue, and alpha accumulation buffer precision in bits */
|
||||
break ;
|
||||
case 1 : /* "acca": Red, green, blue, and alpha accumulation buffer
|
||||
precision in bits */
|
||||
break ;
|
||||
|
||||
case 2 : /* "acc": Red, green, and blue accumulation buffer precision in bits with zero bits alpha */
|
||||
glut_state_flag |= GLUT_ACCUM ; /* Somebody fix this for me! */
|
||||
break ;
|
||||
case 2 : /* "acc": Red, green, and blue accumulation buffer precision
|
||||
in bits with zero bits alpha */
|
||||
glut_state_flag |= GLUT_ACCUM ; /* Somebody fix this for me! */
|
||||
break ;
|
||||
|
||||
case 3 : /* "blue": Blue color buffer precision in bits */
|
||||
break ;
|
||||
case 3 : /* "blue": Blue color buffer precision in bits */
|
||||
break ;
|
||||
|
||||
case 4 : /* "buffer": Number of bits in the color index color buffer */
|
||||
break ;
|
||||
case 4 : /* "buffer": Number of bits in the color index color buffer
|
||||
*/
|
||||
break ;
|
||||
|
||||
case 5 : /* "conformant": Boolean indicating if the frame buffer configuration is conformant or not */
|
||||
break ;
|
||||
case 5 : /* "conformant": Boolean indicating if the frame buffer
|
||||
configuration is conformant or not */
|
||||
break ;
|
||||
|
||||
case 6 : /* "depth": Number of bits of precsion in the depth buffer */
|
||||
glut_state_flag |= GLUT_DEPTH ; /* Somebody fix this for me! */
|
||||
break ;
|
||||
case 6 : /* "depth": Number of bits of precsion in the depth buffer */
|
||||
glut_state_flag |= GLUT_DEPTH ; /* Somebody fix this for me! */
|
||||
break ;
|
||||
|
||||
case 7 : /* "double": Boolean indicating if the color buffer is double buffered */
|
||||
glut_state_flag |= GLUT_DOUBLE ;
|
||||
break ;
|
||||
case 7 : /* "double": Boolean indicating if the color buffer is
|
||||
double buffered */
|
||||
glut_state_flag |= GLUT_DOUBLE ;
|
||||
break ;
|
||||
|
||||
case 8 : /* "green": Green color buffer precision in bits */
|
||||
break ;
|
||||
case 8 : /* "green": Green color buffer precision in bits */
|
||||
break ;
|
||||
|
||||
case 9 : /* "index": Boolean if the color model is color index or not */
|
||||
glut_state_flag |= GLUT_INDEX ;
|
||||
break ;
|
||||
case 9 : /* "index": Boolean if the color model is color index or not
|
||||
*/
|
||||
glut_state_flag |= GLUT_INDEX ;
|
||||
break ;
|
||||
|
||||
case 10 : /* "num": A special capability name indicating where the value represents the Nth frame buffer configuration matching the description string */
|
||||
break ;
|
||||
case 10 : /* "num": A special capability name indicating where the
|
||||
value represents the Nth frame buffer configuration
|
||||
matching the description string */
|
||||
break ;
|
||||
|
||||
case 11 : /* "red": Red color buffer precision in bits */
|
||||
break ;
|
||||
case 11 : /* "red": Red color buffer precision in bits */
|
||||
break ;
|
||||
|
||||
case 12 : /* "rgba": Number of bits of red, green, blue, and alpha in the RGBA color buffer */
|
||||
glut_state_flag |= GLUT_RGBA ; /* Somebody fix this for me! */
|
||||
break ;
|
||||
case 12 : /* "rgba": Number of bits of red, green, blue, and alpha in
|
||||
the RGBA color buffer */
|
||||
glut_state_flag |= GLUT_RGBA ; /* Somebody fix this for me! */
|
||||
break ;
|
||||
|
||||
case 13 : /* "rgb": Number of bits of red, green, and blue in the RGBA color buffer with zero bits alpha */
|
||||
glut_state_flag |= GLUT_RGB ; /* Somebody fix this for me! */
|
||||
break ;
|
||||
case 13 : /* "rgb": Number of bits of red, green, and blue in the
|
||||
RGBA color buffer with zero bits alpha */
|
||||
glut_state_flag |= GLUT_RGB ; /* Somebody fix this for me! */
|
||||
break ;
|
||||
|
||||
case 14 : /* "luminance": Number of bits of red in the RGBA and zero bits of green, blue (alpha not specified) of color buffer precision */
|
||||
glut_state_flag |= GLUT_LUMINANCE ; /* Somebody fix this for me! */
|
||||
break ;
|
||||
case 14 : /* "luminance": Number of bits of red in the RGBA and zero
|
||||
bits of green, blue (alpha not specified) of color buffer
|
||||
precision */
|
||||
glut_state_flag |= GLUT_LUMINANCE ; /* Somebody fix this for me! */
|
||||
break ;
|
||||
|
||||
case 15 : /* "stencil": Number of bits in the stencil buffer */
|
||||
glut_state_flag |= GLUT_STENCIL ; /* Somebody fix this for me! */
|
||||
break ;
|
||||
case 15 : /* "stencil": Number of bits in the stencil buffer */
|
||||
glut_state_flag |= GLUT_STENCIL; /* Somebody fix this for me! */
|
||||
break ;
|
||||
|
||||
case 16 : /* "single": Boolean indicate the color buffer is single buffered */
|
||||
glut_state_flag |= GLUT_SINGLE ;
|
||||
break ;
|
||||
case 16 : /* "single": Boolean indicate the color buffer is single
|
||||
buffered */
|
||||
glut_state_flag |= GLUT_SINGLE ;
|
||||
break ;
|
||||
|
||||
case 17 : /* "stereo": Boolean indicating the color buffer supports OpenGL-style stereo */
|
||||
glut_state_flag |= GLUT_STEREO ;
|
||||
break ;
|
||||
case 17 : /* "stereo": Boolean indicating the color buffer supports
|
||||
OpenGL-style stereo */
|
||||
glut_state_flag |= GLUT_STEREO ;
|
||||
break ;
|
||||
|
||||
case 18 : /* "samples": Indicates the number of multisamples to use based on GLX's SGIS_multisample extension (for antialiasing) */
|
||||
glut_state_flag |= GLUT_MULTISAMPLE ; /* Somebody fix this for me! */
|
||||
break ;
|
||||
case 18 : /* "samples": Indicates the number of multisamples to use
|
||||
based on GLX's SGIS_multisample extension (for
|
||||
antialiasing) */
|
||||
glut_state_flag |= GLUT_MULTISAMPLE ; /*Somebody fix this for me!*/
|
||||
break ;
|
||||
|
||||
case 19 : /* "slow": Boolean indicating if the frame buffer configuration is slow or not */
|
||||
break ;
|
||||
case 19 : /* "slow": Boolean indicating if the frame buffer
|
||||
configuration is slow or not */
|
||||
break ;
|
||||
|
||||
case 20 : /* "win32pdf": matches the Win32 Pixel Format Descriptor by number */
|
||||
case 20 : /* "win32pdf": matches the Win32 Pixel Format Descriptor by
|
||||
number */
|
||||
#if TARGET_HOST_WIN32
|
||||
#endif
|
||||
break ;
|
||||
break ;
|
||||
|
||||
case 21 : /* "xvisual": matches the X visual ID by number */
|
||||
case 21 : /* "xvisual": matches the X visual ID by number */
|
||||
#if TARGET_HOST_UNIX_X11
|
||||
#endif
|
||||
break ;
|
||||
break ;
|
||||
|
||||
case 22 : /* "xstaticgray": boolean indicating if the frame buffer configuration's X visual is of type StaticGray */
|
||||
case 22 : /* "xstaticgray": boolean indicating if the frame buffer
|
||||
configuration's X visual is of type StaticGray */
|
||||
#if TARGET_HOST_UNIX_X11
|
||||
#endif
|
||||
break ;
|
||||
break ;
|
||||
|
||||
case 23 : /* "xgrayscale": boolean indicating if the frame buffer configuration's X visual is of type GrayScale */
|
||||
case 23 : /* "xgrayscale": boolean indicating if the frame buffer
|
||||
configuration's X visual is of type GrayScale */
|
||||
#if TARGET_HOST_UNIX_X11
|
||||
#endif
|
||||
break ;
|
||||
break ;
|
||||
|
||||
case 24 : /* "xstaticcolor": boolean indicating if the frame buffer configuration's X visual is of type StaticColor */
|
||||
case 24 : /* "xstaticcolor": boolean indicating if the frame buffer
|
||||
configuration's X visual is of type StaticColor */
|
||||
#if TARGET_HOST_UNIX_X11
|
||||
#endif
|
||||
break ;
|
||||
break ;
|
||||
|
||||
case 25 : /* "xpseudocolor": boolean indicating if the frame buffer configuration's X visual is of type PseudoColor */
|
||||
case 25 : /* "xpseudocolor": boolean indicating if the frame buffer
|
||||
configuration's X visual is of type PseudoColor */
|
||||
#if TARGET_HOST_UNIX_X11
|
||||
#endif
|
||||
break ;
|
||||
break ;
|
||||
|
||||
case 26 : /* "xtruecolor": boolean indicating if the frame buffer configuration's X visual is of type TrueColor */
|
||||
case 26 : /* "xtruecolor": boolean indicating if the frame buffer
|
||||
configuration's X visual is of type TrueColor */
|
||||
#if TARGET_HOST_UNIX_X11
|
||||
#endif
|
||||
break ;
|
||||
break ;
|
||||
|
||||
case 27 : /* "xdirectcolor": boolean indicating if the frame buffer configuration's X visual is of type DirectColor */
|
||||
case 27 : /* "xdirectcolor": boolean indicating if the frame buffer
|
||||
configuration's X visual is of type DirectColor */
|
||||
#if TARGET_HOST_UNIX_X11
|
||||
#endif
|
||||
break ;
|
||||
break ;
|
||||
|
||||
case 28 : /* Unrecognized */
|
||||
printf ( "WARNING - Display string token not recognized: %s\n", token ) ;
|
||||
break ;
|
||||
case 28 : /* Unrecognized */
|
||||
printf ( "WARNING - Display string token not recognized: %s\n",
|
||||
token ) ;
|
||||
break ;
|
||||
}
|
||||
|
||||
token = strtok ( NULL, " \t" ) ;
|
||||
}
|
||||
|
||||
token = strtok ( NULL, " \t" ) ;
|
||||
}
|
||||
free ( buffer ) ;
|
||||
|
||||
free ( buffer ) ;
|
||||
|
||||
/*
|
||||
* We will make use of this value when creating a new OpenGL context...
|
||||
*/
|
||||
fgState.DisplayMode = glut_state_flag;
|
||||
/*
|
||||
* We will make use of this value when creating a new OpenGL context...
|
||||
*/
|
||||
fgState.DisplayMode = glut_state_flag;
|
||||
}
|
||||
|
||||
/*** END OF FILE ***/
|
||||
|
||||
Reference in New Issue
Block a user