/*?Copyright?（c）?Mark?J.?Kilgard?1994.?*/

/*?This?program?is?freely?distributable?without?licensing?fees?
???and?is?provided?without?guarantee?or?warrantee?expressed?or?
???implied.?This?program?is?-not-?in?the?public?domain.?*/

/*?capturexfont.c?connects?to?an?X?server?and?downloads?a
???bitmap?font?from?which?a?C?source?file?is?generated
???encoding??the?font?for?GLUT‘s?use.?Example?usage:
???capturexfont.c?9x15?glutBitmap9By15?>?glut_9x15.c?*/

#include?
#include?
#include?
#include?
#include?
#include?
#include?

#define?MAX_GLYPHS_PER_GRAB?512??/*?This?is?big?enough?for?2^9
????????????????????????????????????glyph?character?sets?*/

static?void
outputChar（int?num?int?width?int?height
??int?xoff?int?yoff?int?advance?int?data）
{
??if?（width?==?0?||?height?==?0）?{
????printf（“#ifdef?_WIN32\n“）;
????printf（“/*?XXX?Work?around?Microsoft?OpenGL?1.1?bug?where?glBitmap?with\n“）;
????printf（“???a?height?or?width?of?zero?does?not?advance?the?raster?position\n“）;
????printf（“???as?specified?by?OpenGL.?（Cosmo?OpenGL?does?not?have?this?bug.）?*/\n“）;
????printf（“static?const?GLubyte?ch%ddata[]?=?{?0x0?};\n“?num）;
????printf（“static?const?BitmapCharRec?ch%d?=?{“?num）;
????printf（“%d“?0）;
????printf（“%d“?0）;
????printf（“%d“?xoff）;
????printf（“%d“?yoff）;
????printf（“%d“?advance）;
????printf（“ch%ddata“?num）;
????printf（“};\n“）;
????printf（“#else\n“）;
??}
??printf（“static?const?BitmapCharRec?ch%d?=?{“?num）;
??printf（“%d“?width）;
??printf（“%d“?height）;
??printf（“%d“?xoff）;
??printf（“%d“?yoff）;
??printf（“%d“?advance）;
??if?（data）?{
????printf（“ch%ddata“?num）;
??}?else?{
????printf（“0“）;
??}
??printf（“};\n“）;
??if?（width?==?0?||?height?==?0）?{
????printf（“#endif\n“）;
??}
??printf（“\n“）;
}

/*?Can‘t?just?use?isprint?because?it?only?works?for?the?range
???of?ASCII?characters?（ie?TRUE?for?isascii）?and?capturexfont
???might?be?run?on?16-bit?fonts.?*/
#define?PRINTABLE（ch）??（isascii（ch）???isprint（ch）?:?0）

void
captureXFont（Display?*?dpy?Font?font?char?*xfont?char?*name）
{
??int?first?last?count;
??int?cnt?len;
??Pixmap?offscreen;
??Window?drawable;
??XFontStruct?*fontinfo;
??XImage?*image;
??GC?xgc;
??XGCValues?values;
??int?width?height;
??int?i?j?k;
??XCharStruct?*charinfo;
??XChar2b?character;
??GLubyte?*bitmapData;
??int?x?y;
??int?spanLength;
??int?charWidth?charHeight?maxSpanLength?pixwidth;
??int?grabList[MAX_GLYPHS_PER_GRAB];
??int?glyphsPerGrab?=?MAX_GLYPHS_PER_GRAB;
??int?numToGrab;
??int?rows?pages?byte1?byte2?index;
??int?nullBitmap;

??drawable?=?RootWindow（dpy?DefaultScreen（dpy））;

??fontinfo?=?XQueryFont（dpy?font）;
??pages?=?fontinfo->max_char_or_byte2?-?fontinfo->min_char_or_byte2?+?1;
??first?=?（fontinfo->min_byte1?<min_char_or_byte2;
??last?=?（fontinfo->max_byte1?<max_char_or_byte2;
??count?=?last?-?first?+?1;

??width?=?fontinfo->max_bounds.rbearing?-
????fontinfo->min_bounds.lbearing;
??

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2008-11-03?18:59??chap6\
?????文件???????16032??2001-11-08?00:20??chap6\WEILER-ATHERTON算法.SWF
?????文件???????17366??2001-11-08?00:20??chap6\字符裁剪.SWF
?????文件???????18028??2001-11-08?00:20??chap6\錯切變換.SWF
?????目錄???????????0??2008-11-03?19:18??chap7\
?????文件???????48690??2001-11-08?00:20??chap7\三視圖.SWF
?????目錄???????????0??2008-11-03?23:42??OpenGL程序\
?????目錄???????????0??2008-11-03?23:42??OpenGL程序\dll\
?????文件??????315904??1997-11-21?17:01??OpenGL程序\dll\glu.dll
?????文件??????119568??2000-01-10?12:00??OpenGL程序\dll\glu32.dll
?????文件??????180224??1999-07-29?15:48??OpenGL程序\dll\GLUT32.DLL
?????文件?????1214464??1997-11-21?17:01??OpenGL程序\dll\opengl.dll
?????文件??????692496??2002-07-22?12:05??OpenGL程序\dll\OPENGL32.DLL
?????目錄???????????0??2008-11-03?23:42??OpenGL程序\include\
?????目錄???????????0??2008-11-03?23:42??OpenGL程序\include\gl\
?????文件???????60468??1998-08-13?02:54??OpenGL程序\include\gl\FGL.H
?????文件????????7273??1998-08-13?02:54??OpenGL程序\include\gl\FGLU.H
?????文件???????10152??1998-08-13?02:54??OpenGL程序\include\gl\FGLUT.H
?????文件???????71555??1997-11-07?02:34??OpenGL程序\include\gl\gl.h
?????文件????????5150??1998-08-13?02:54??OpenGL程序\include\gl\GLSMAP.H
?????文件???????14367??1997-10-31?02:18??OpenGL程序\include\gl\glu.h
?????文件???????20844??1998-08-13?02:54??OpenGL程序\include\gl\GLUT.H
?????文件????????8874??1998-08-13?02:54??OpenGL程序\include\gl\TUBE.H
?????目錄???????????0??2008-11-03?23:42??OpenGL程序\lib\
?????文件???????35606??1997-10-31?02:18??OpenGL程序\lib\glu.lib
?????目錄???????????0??2008-11-03?23:42??OpenGL程序\lib\GLUT\
?????文件???????11056??1998-08-13?02:49??OpenGL程序\lib\GLUT\capturexfont.c
?????文件????????2277??1998-08-13?02:46??OpenGL程序\lib\GLUT\GLUT.DEF
?????文件??????180224??1999-07-29?15:48??OpenGL程序\lib\GLUT\GLUT32.DLL
?????文件???????17306??1999-07-29?15:48??OpenGL程序\lib\GLUT\GLUT32.EXP
?????文件???????27096??1999-07-29?15:48??OpenGL程序\lib\GLUT\GLUT32.LIB
............此處省略128個文件信息