[truetype] Minor documentation improvements.
This commit is contained in:
Werner Lemberg
parent
943a6bf7e6
commit
0b92c56c34
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@ -350,6 +350,8 @@
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*
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* @Note:
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* Only the glyph loader and debugger should call this function.
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*
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* Note that not all members of `TT_ExecContext` get initialized.
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*/
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FT_LOCAL_DEF( FT_Error )
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TT_Load_Context( TT_ExecContext exec,
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@ -144,36 +144,39 @@ FT_BEGIN_HEADER
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*
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* The main structure for the interpreter which collects all necessary
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* variables and states.
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*
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* Members that are initialized by `TT_Load_Context` are marked with '!'.
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* Members that are initialized by `TT_Run_Context` are marked with '@'.
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*/
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typedef struct TT_ExecContextRec_
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{
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TT_Face face;
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TT_Size size;
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TT_Face face; /* ! */
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TT_Size size; /* ! */
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FT_Memory memory;
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/* instructions state */
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FT_Error error; /* last execution error */
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FT_Long top; /* top of exec. stack */
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FT_Long top; /* @ top of exec. stack */
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FT_Long stackSize; /* size of exec. stack */
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FT_Long* stack; /* current exec. stack */
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FT_Long stackSize; /* ! size of exec. stack */
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FT_Long* stack; /* ! current exec. stack */
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FT_Long args;
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FT_Long new_top; /* new top after exec. */
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FT_Long new_top; /* new top after exec. */
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TT_GlyphZoneRec zp0, /* zone records */
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zp1,
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zp2,
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pts,
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twilight;
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TT_GlyphZoneRec zp0, /* @! zone records */
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zp1, /* @! */
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zp2, /* @! */
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pts, /* ! */
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twilight; /* ! */
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FT_Long pointSize; /* in 26.6 format */
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FT_Size_Metrics metrics;
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TT_Size_Metrics tt_metrics; /* size metrics */
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FT_Long pointSize; /* ! in 26.6 format */
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FT_Size_Metrics metrics; /* ! */
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TT_Size_Metrics tt_metrics; /* ! size metrics */
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TT_GraphicsState GS; /* current graphics state */
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TT_GraphicsState GS; /* !@ current graphics state */
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FT_Int iniRange; /* initial code range number */
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FT_Int curRange; /* current code range number */
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@ -186,39 +189,39 @@ FT_BEGIN_HEADER
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FT_Bool step_ins; /* true if the interpreter must */
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/* increment IP after ins. exec */
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FT_ULong cvtSize;
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FT_Long* cvt;
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FT_ULong cvtSize; /* ! */
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FT_Long* cvt; /* ! */
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FT_ULong glyfCvtSize;
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FT_Long* glyfCvt; /* cvt working copy for glyph */
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FT_Long* origCvt;
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FT_UInt glyphSize; /* glyph instructions buffer size */
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FT_Byte* glyphIns; /* glyph instructions buffer */
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FT_UInt glyphSize; /* ! glyph instructions buffer size */
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FT_Byte* glyphIns; /* ! glyph instructions buffer */
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FT_UInt numFDefs; /* number of function defs */
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FT_UInt maxFDefs; /* maximum number of function defs */
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TT_DefArray FDefs; /* table of FDefs entries */
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FT_UInt numFDefs; /* ! number of function defs */
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FT_UInt maxFDefs; /* ! maximum number of function defs */
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TT_DefArray FDefs; /* table of FDefs entries */
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FT_UInt numIDefs; /* number of instruction defs */
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FT_UInt maxIDefs; /* maximum number of ins defs */
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TT_DefArray IDefs; /* table of IDefs entries */
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FT_UInt numIDefs; /* ! number of instruction defs */
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FT_UInt maxIDefs; /* ! maximum number of ins defs */
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TT_DefArray IDefs; /* table of IDefs entries */
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FT_UInt maxFunc; /* maximum function index */
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FT_UInt maxIns; /* maximum instruction index */
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FT_UInt maxFunc; /* ! maximum function index */
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FT_UInt maxIns; /* ! maximum instruction index */
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FT_Int callTop, /* top of call stack during execution */
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callSize; /* size of call stack */
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TT_CallStack callStack; /* call stack */
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FT_Int callTop, /* @ top of call stack during execution */
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callSize; /* size of call stack */
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TT_CallStack callStack; /* call stack */
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FT_UShort maxPoints; /* capacity of this context's `pts' */
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FT_Short maxContours; /* record, expressed in points and */
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/* contours. */
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TT_CodeRangeTable codeRangeTable; /* table of valid code ranges */
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/* useful for the debugger */
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TT_CodeRangeTable codeRangeTable; /* ! table of valid code ranges */
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/* useful for the debugger */
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FT_UShort storeSize; /* size of current storage */
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FT_Long* storage; /* storage area */
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FT_UShort storeSize; /* ! size of current storage */
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FT_Long* storage; /* ! storage area */
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FT_UShort glyfStoreSize;
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FT_Long* glyfStorage; /* storage working copy for glyph */
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FT_Long* origStorage;
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@ -227,8 +230,8 @@ FT_BEGIN_HEADER
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FT_F26Dot6 phase; /* `SuperRounding' */
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FT_F26Dot6 threshold;
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FT_Bool instruction_trap; /* If `True', the interpreter will */
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/* exit after each instruction */
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FT_Bool instruction_trap; /* ! If `True', the interpreter */
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/* exits after each instruction */
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TT_GraphicsState default_GS; /* graphics state resulting from */
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/* the prep program */
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@ -245,7 +248,7 @@ FT_BEGIN_HEADER
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func_dualproj, /* current dual proj. function */
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func_freeProj; /* current freedom proj. func */
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TT_Move_Func func_move; /* current point move function */
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TT_Move_Func func_move; /* current point move function */
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TT_Move_Func func_move_orig; /* move original position function */
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TT_Cur_Ppem_Func func_cur_ppem; /* get current proj. ppem value */
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