David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 1 | /***************************************************************************/ |
| 2 | /* */ |
| 3 | /* ttinterp.h */ |
| 4 | /* */ |
Werner Lemberg | 78575dc | 2000-06-12 19:36:41 +0000 | [diff] [blame] | 5 | /* TrueType bytecode interpreter (specification). */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 6 | /* */ |
Werner Lemberg | 78575dc | 2000-06-12 19:36:41 +0000 | [diff] [blame] | 7 | /* Copyright 1996-2000 by */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 8 | /* David Turner, Robert Wilhelm, and Werner Lemberg. */ |
| 9 | /* */ |
Werner Lemberg | 78575dc | 2000-06-12 19:36:41 +0000 | [diff] [blame] | 10 | /* This file is part of the FreeType project, and may only be used, */ |
| 11 | /* modified, and distributed under the terms of the FreeType project */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 12 | /* license, LICENSE.TXT. By continuing to use, modify, or distribute */ |
| 13 | /* this file you indicate that you have read the license and */ |
| 14 | /* understand and accept it fully. */ |
| 15 | /* */ |
| 16 | /***************************************************************************/ |
| 17 | |
| 18 | |
Werner Lemberg | 90d9964 | 2000-12-09 00:45:38 +0000 | [diff] [blame^] | 19 | #ifndef __TTINTERP_H__ |
| 20 | #define __TTINTERP_H__ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 21 | |
Werner Lemberg | cc069be | 2000-12-08 16:17:16 +0000 | [diff] [blame] | 22 | |
David Turner | 19ed8af | 2000-12-08 02:42:29 +0000 | [diff] [blame] | 23 | #include <ft2build.h> |
| 24 | #include FT_SOURCE_FILE(truetype,ttobjs.h) |
David Turner | a90663f | 2000-07-08 00:41:13 +0000 | [diff] [blame] | 25 | |
Werner Lemberg | cc069be | 2000-12-08 16:17:16 +0000 | [diff] [blame] | 26 | |
David Turner | 19ed8af | 2000-12-08 02:42:29 +0000 | [diff] [blame] | 27 | FT_BEGIN_HEADER |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 28 | |
Werner Lemberg | cc069be | 2000-12-08 16:17:16 +0000 | [diff] [blame] | 29 | |
Werner Lemberg | 78575dc | 2000-06-12 19:36:41 +0000 | [diff] [blame] | 30 | #ifndef TT_CONFIG_OPTION_STATIC_INTEPRETER /* indirect implementation */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 31 | |
Werner Lemberg | cc069be | 2000-12-08 16:17:16 +0000 | [diff] [blame] | 32 | #define EXEC_OP_ TT_ExecContext exc, |
| 33 | #define EXEC_OP TT_ExecContext exc |
| 34 | #define EXEC_ARG_ exc, |
| 35 | #define EXEC_ARG exc |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 36 | |
Werner Lemberg | 78575dc | 2000-06-12 19:36:41 +0000 | [diff] [blame] | 37 | #else /* static implementation */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 38 | |
Werner Lemberg | cc069be | 2000-12-08 16:17:16 +0000 | [diff] [blame] | 39 | #define EXEC_OP_ /* void */ |
| 40 | #define EXEC_OP /* void */ |
| 41 | #define EXEC_ARG_ /* void */ |
| 42 | #define EXEC_ARG /* void */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 43 | |
Werner Lemberg | 78575dc | 2000-06-12 19:36:41 +0000 | [diff] [blame] | 44 | #endif /* TT_CONFIG_OPTION_STATIC_INTERPRETER */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 45 | |
| 46 | |
| 47 | /*************************************************************************/ |
| 48 | /* */ |
| 49 | /* Rounding mode constants. */ |
| 50 | /* */ |
| 51 | #define TT_Round_Off 5 |
| 52 | #define TT_Round_To_Half_Grid 0 |
| 53 | #define TT_Round_To_Grid 1 |
| 54 | #define TT_Round_To_Double_Grid 2 |
| 55 | #define TT_Round_Up_To_Grid 4 |
| 56 | #define TT_Round_Down_To_Grid 3 |
| 57 | #define TT_Round_Super 6 |
| 58 | #define TT_Round_Super_45 7 |
| 59 | |
| 60 | |
| 61 | /*************************************************************************/ |
| 62 | /* */ |
| 63 | /* Function types used by the interpreter, depending on various modes */ |
| 64 | /* (e.g. the rounding mode, whether to render a vertical or horizontal */ |
| 65 | /* line etc). */ |
| 66 | /* */ |
| 67 | /*************************************************************************/ |
| 68 | |
| 69 | /* Rounding function */ |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 70 | typedef FT_F26Dot6 (*TT_Round_Func)( EXEC_OP_ FT_F26Dot6 distance, |
| 71 | FT_F26Dot6 compensation ); |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 72 | |
| 73 | /* Point displacement along the freedom vector routine */ |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 74 | typedef void (*TT_Move_Func)( EXEC_OP_ TT_GlyphZone* zone, |
| 75 | FT_UInt point, |
| 76 | FT_F26Dot6 distance ); |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 77 | |
| 78 | /* Distance projection along one of the projection vectors */ |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 79 | typedef FT_F26Dot6 (*TT_Project_Func)( EXEC_OP_ FT_Vector* v1, |
| 80 | FT_Vector* v2 ); |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 81 | |
| 82 | /* reading a cvt value. Take care of non-square pixels if necessary */ |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 83 | typedef FT_F26Dot6 (*TT_Get_CVT_Func)( EXEC_OP_ FT_ULong index ); |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 84 | |
| 85 | /* setting or moving a cvt value. Take care of non-square pixels */ |
| 86 | /* if necessary */ |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 87 | typedef void (*TT_Set_CVT_Func)( EXEC_OP_ FT_ULong index, |
| 88 | FT_F26Dot6 value ); |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 89 | |
| 90 | |
| 91 | /*************************************************************************/ |
| 92 | /* */ |
| 93 | /* This structure defines a call record, used to manage function calls. */ |
| 94 | /* */ |
| 95 | typedef struct TT_CallRec_ |
| 96 | { |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 97 | FT_Int Caller_Range; |
| 98 | FT_Long Caller_IP; |
| 99 | FT_Long Cur_Count; |
| 100 | FT_Long Cur_Restart; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 101 | |
| 102 | } TT_CallRec, *TT_CallStack; |
| 103 | |
| 104 | |
| 105 | /*************************************************************************/ |
| 106 | /* */ |
| 107 | /* The main structure for the interpreter which collects all necessary */ |
| 108 | /* variables and states. */ |
| 109 | /* */ |
| 110 | typedef struct TT_ExecContextRec_ |
| 111 | { |
| 112 | TT_Face face; |
| 113 | TT_Size size; |
| 114 | FT_Memory memory; |
| 115 | |
| 116 | /* instructions state */ |
| 117 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 118 | FT_Error error; /* last execution error */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 119 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 120 | FT_Long top; /* top of exec. stack */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 121 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 122 | FT_UInt stackSize; /* size of exec. stack */ |
| 123 | FT_Long* stack; /* current exec. stack */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 124 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 125 | FT_Long args; |
| 126 | FT_UInt new_top; /* new top after exec. */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 127 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 128 | TT_GlyphZone zp0, /* zone records */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 129 | zp1, |
| 130 | zp2, |
| 131 | pts, |
| 132 | twilight; |
| 133 | |
| 134 | FT_Size_Metrics metrics; |
| 135 | TT_Size_Metrics tt_metrics; /* size metrics */ |
| 136 | |
| 137 | TT_GraphicsState GS; /* current graphics state */ |
| 138 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 139 | FT_Int curRange; /* current code range number */ |
| 140 | FT_Byte* code; /* current code range */ |
| 141 | FT_Long IP; /* current instruction pointer */ |
| 142 | FT_Long codeSize; /* size of current range */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 143 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 144 | FT_Byte opcode; /* current opcode */ |
| 145 | FT_Int length; /* length of current opcode */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 146 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 147 | FT_Bool step_ins; /* true if the interpreter must */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 148 | /* increment IP after ins. exec */ |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 149 | FT_Long cvtSize; |
| 150 | FT_Long* cvt; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 151 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 152 | FT_UInt glyphSize; /* glyph instructions buffer size */ |
| 153 | FT_Byte* glyphIns; /* glyph instructions buffer */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 154 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 155 | FT_UInt numFDefs; /* number of function defs */ |
| 156 | FT_UInt maxFDefs; /* maximum number of function defs */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 157 | TT_DefArray FDefs; /* table of FDefs entries */ |
| 158 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 159 | FT_UInt numIDefs; /* number of instruction defs */ |
| 160 | FT_UInt maxIDefs; /* maximum number of ins defs */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 161 | TT_DefArray IDefs; /* table of IDefs entries */ |
| 162 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 163 | FT_UInt maxFunc; /* maximum function index */ |
| 164 | FT_UInt maxIns; /* maximum instruction index */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 165 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 166 | FT_Int callTop, /* top of call stack during execution */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 167 | callSize; /* size of call stack */ |
| 168 | TT_CallStack callStack; /* call stack */ |
| 169 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 170 | FT_UShort maxPoints; /* capacity of this context's `pts' */ |
| 171 | FT_Short maxContours; /* record, expressed in points and */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 172 | /* contours. */ |
| 173 | |
| 174 | TT_CodeRangeTable codeRangeTable; /* table of valid code ranges */ |
| 175 | /* useful for the debugger */ |
| 176 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 177 | FT_UShort storeSize; /* size of current storage */ |
| 178 | FT_Long* storage; /* storage area */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 179 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 180 | FT_F26Dot6 period; /* values used for the */ |
| 181 | FT_F26Dot6 phase; /* `SuperRounding' */ |
| 182 | FT_F26Dot6 threshold; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 183 | |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 184 | #if 0 |
Werner Lemberg | 5811c7c | 2000-07-02 13:53:16 +0000 | [diff] [blame] | 185 | /* this seems to be unused */ |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 186 | FT_Int cur_ppem; /* ppem along the current proj vector */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 187 | #endif |
Werner Lemberg | 5811c7c | 2000-07-02 13:53:16 +0000 | [diff] [blame] | 188 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 189 | FT_Bool instruction_trap; /* If `True', the interpreter will */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 190 | /* exit after each instruction */ |
| 191 | |
| 192 | TT_GraphicsState default_GS; /* graphics state resulting from */ |
| 193 | /* the prep program */ |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 194 | FT_Bool is_composite; /* true if the glyph is composite */ |
| 195 | FT_Bool pedantic_hinting; /* true for pedantic interpretation */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 196 | |
| 197 | /* latest interpreter additions */ |
| 198 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 199 | FT_Long F_dot_P; /* dot product of freedom and projection */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 200 | /* vectors */ |
| 201 | TT_Round_Func func_round; /* current rounding function */ |
| 202 | |
| 203 | TT_Project_Func func_project, /* current projection function */ |
| 204 | func_dualproj, /* current dual proj. function */ |
| 205 | func_freeProj; /* current freedom proj. func */ |
| 206 | |
| 207 | TT_Move_Func func_move; /* current point move function */ |
| 208 | |
| 209 | TT_Get_CVT_Func func_read_cvt; /* read a cvt entry */ |
| 210 | TT_Set_CVT_Func func_write_cvt; /* write a cvt entry (in pixels) */ |
| 211 | TT_Set_CVT_Func func_move_cvt; /* incr a cvt entry (in pixels) */ |
| 212 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 213 | FT_ULong loadSize; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 214 | TT_SubGlyph_Stack loadStack; /* loading subglyph stack */ |
| 215 | |
| 216 | } TT_ExecContextRec; |
| 217 | |
| 218 | |
Werner Lemberg | bd5ae40 | 2000-07-05 04:32:02 +0000 | [diff] [blame] | 219 | extern const TT_GraphicsState tt_default_graphics_state; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 220 | |
| 221 | |
David Turner | 76a5f62 | 2000-11-04 01:55:49 +0000 | [diff] [blame] | 222 | FT_LOCAL |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 223 | FT_Error TT_Goto_CodeRange( TT_ExecContext exec, |
| 224 | FT_Int range, |
| 225 | FT_Long IP ); |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 226 | |
David Turner | 76a5f62 | 2000-11-04 01:55:49 +0000 | [diff] [blame] | 227 | FT_LOCAL |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 228 | FT_Error TT_Set_CodeRange( TT_ExecContext exec, |
| 229 | FT_Int range, |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 230 | void* base, |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 231 | FT_Long length ); |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 232 | |
David Turner | 76a5f62 | 2000-11-04 01:55:49 +0000 | [diff] [blame] | 233 | FT_LOCAL |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 234 | FT_Error TT_Clear_CodeRange( TT_ExecContext exec, |
| 235 | FT_Int range ); |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 236 | |
Werner Lemberg | 90a0330 | 2000-11-07 17:21:11 +0000 | [diff] [blame] | 237 | |
| 238 | /*************************************************************************/ |
| 239 | /* */ |
| 240 | /* <Function> */ |
| 241 | /* TT_New_Context */ |
| 242 | /* */ |
| 243 | /* <Description> */ |
| 244 | /* Queries the face context for a given font. Note that there is */ |
| 245 | /* now a _single_ execution context in the TrueType driver which is */ |
| 246 | /* shared among faces. */ |
| 247 | /* */ |
| 248 | /* <Input> */ |
| 249 | /* face :: A handle to the source face object. */ |
| 250 | /* */ |
| 251 | /* <Return> */ |
| 252 | /* A handle to the execution context. Initialized for `face'. */ |
| 253 | /* */ |
| 254 | /* <Note> */ |
| 255 | /* Only the glyph loader and debugger should call this function. */ |
| 256 | /* */ |
David Turner | 76a5f62 | 2000-11-04 01:55:49 +0000 | [diff] [blame] | 257 | FT_EXPORT( TT_ExecContext ) TT_New_Context( TT_Face face ); |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 258 | |
Werner Lemberg | 90a0330 | 2000-11-07 17:21:11 +0000 | [diff] [blame] | 259 | |
David Turner | 76a5f62 | 2000-11-04 01:55:49 +0000 | [diff] [blame] | 260 | FT_LOCAL |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 261 | FT_Error TT_Done_Context( TT_ExecContext exec ); |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 262 | |
David Turner | 76a5f62 | 2000-11-04 01:55:49 +0000 | [diff] [blame] | 263 | FT_LOCAL |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 264 | FT_Error TT_Destroy_Context( TT_ExecContext exec, |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 265 | FT_Memory memory ); |
| 266 | |
David Turner | 76a5f62 | 2000-11-04 01:55:49 +0000 | [diff] [blame] | 267 | FT_LOCAL |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 268 | FT_Error TT_Load_Context( TT_ExecContext exec, |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 269 | TT_Face face, |
| 270 | TT_Size size ); |
| 271 | |
David Turner | 76a5f62 | 2000-11-04 01:55:49 +0000 | [diff] [blame] | 272 | FT_LOCAL |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 273 | FT_Error TT_Save_Context( TT_ExecContext exec, |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 274 | TT_Size ins ); |
| 275 | |
David Turner | 76a5f62 | 2000-11-04 01:55:49 +0000 | [diff] [blame] | 276 | FT_LOCAL |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 277 | FT_Error TT_Run_Context( TT_ExecContext exec, |
| 278 | FT_Bool debug ); |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 279 | |
Werner Lemberg | 90a0330 | 2000-11-07 17:21:11 +0000 | [diff] [blame] | 280 | |
| 281 | /*************************************************************************/ |
| 282 | /* */ |
| 283 | /* <Function> */ |
| 284 | /* TT_RunIns */ |
| 285 | /* */ |
| 286 | /* <Description> */ |
| 287 | /* Executes one or more instruction in the execution context. This */ |
| 288 | /* is the main function of the TrueType opcode interpreter. */ |
| 289 | /* */ |
| 290 | /* <Input> */ |
| 291 | /* exec :: A handle to the target execution context. */ |
| 292 | /* */ |
| 293 | /* <Return> */ |
| 294 | /* FreeType error code. 0 means success. */ |
| 295 | /* */ |
| 296 | /* <Note> */ |
| 297 | /* Only the object manager and debugger should call this function. */ |
| 298 | /* */ |
| 299 | /* This function is publicly exported because it is directly */ |
| 300 | /* invoked by the TrueType debugger. */ |
| 301 | /* */ |
David Turner | 76a5f62 | 2000-11-04 01:55:49 +0000 | [diff] [blame] | 302 | FT_EXPORT( FT_Error ) TT_RunIns( TT_ExecContext exec ); |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 303 | |
| 304 | |
David Turner | 19ed8af | 2000-12-08 02:42:29 +0000 | [diff] [blame] | 305 | FT_END_HEADER |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 306 | |
Werner Lemberg | 90d9964 | 2000-12-09 00:45:38 +0000 | [diff] [blame^] | 307 | #endif /* __TTINTERP_H__ */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 308 | |
| 309 | |
| 310 | /* END */ |