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[truetype] Prettyfing. 

* src/truetype/ttinterp.c (project, dualproj, fast_project,
fast_dualproj): Rename to...
(PROJECT, DUALPROJ, FAST_PROJECT, FAST_DUALPROJ): ... this.
This commit is contained in:
Werner Lemberg 2015-01-11 09:50:49 +01:00
parent ea173c0493
commit 95b5705273
2 changed files with 54 additions and 43 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
2015-01-11 Werner Lemberg <wl@gnu.org>
[truetype] Prettyfing.
* src/truetype/ttinterp.c (project, dualproj, fast_project,
fast_dualproj): Rename to...
(PROJECT, DUALPROJ, FAST_PROJECT, FAST_DUALPROJ): ... this.
2015-01-11 Werner Lemberg <wl@gnu.org>
* src/truetype/ttinterp.c (Ins_JROT, Ins_JROF): Simplify.

89
src/truetype/ttinterp.c
View File

@ -44,6 +44,7 @@
#undef FT_COMPONENT
#define FT_COMPONENT trace_ttinterp
/*************************************************************************/
/* */
/* In order to detect infinite loops in the code, we set up a counter */
@ -58,16 +59,16 @@
TT_INTERPRETER_VERSION_38 )
#define project( v1, v2 ) \
#define PROJECT( v1, v2 ) \
exc->func_project( exc, (v1)->x - (v2)->x, (v1)->y - (v2)->y )
#define dualproj( v1, v2 ) \
#define DUALPROJ( v1, v2 ) \
exc->func_dualproj( exc, (v1)->x - (v2)->x, (v1)->y - (v2)->y )
#define fast_project( v ) \
#define FAST_PROJECT( v ) \
exc->func_project( exc, (v)->x, (v)->y )
#define fast_dualproj( v ) \
#define FAST_DUALPROJ( v ) \
exc->func_dualproj( exc, (v)->x, (v)->y )
@ -86,6 +87,7 @@
#define BOUNDS( x, n ) ( (FT_UInt)(x) >= (FT_UInt)(n) )
#define BOUNDSL( x, n ) ( (FT_ULong)(x) >= (FT_ULong)(n) )
/*************************************************************************/
/* */
/* This macro computes (a*2^14)/b and complements TT_MulFix14. */
@ -113,6 +115,7 @@
#define GUESS_VECTOR( V ) do { } while (0)
#endif
/*************************************************************************/
/* */
/* CODERANGE FUNCTIONS */
@ -2473,10 +2476,10 @@
#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
if ( exc->face->unpatented_hinting )
{
/* If both vectors point rightwards along the x axis, set */
/* `both-x-axis' true, otherwise set it false. The x values only */
/* need be tested because the vector has been normalised to a unit */
/* vector of length 0x4000 = unity. */
/* If both vectors point rightwards along the x axis, set */
/* `both-x-axis' true, otherwise set it false. The x values only */
/* need be tested because the vector has been normalised to a unit */
/* vector of length 0x4000 = unity. */
exc->GS.both_x_axis = (FT_Bool)( exc->GS.projVector.x == 0x4000 &&
exc->GS.freeVector.x == 0x4000 );
@ -4825,9 +4828,9 @@
else
{
if ( exc->opcode & 1 )
R = fast_dualproj( &exc->zp2.org[L] );
R = FAST_DUALPROJ( &exc->zp2.org[L] );
else
R = fast_project( &exc->zp2.cur[L] );
R = FAST_PROJECT( &exc->zp2.cur[L] );
}
args[0] = R;
@ -4861,7 +4864,7 @@
return;
}
K = fast_project( &exc->zp2.cur[L] );
K = FAST_PROJECT( &exc->zp2.cur[L] );
exc->func_move( exc, &exc->zp2, L, args[1] - K );
@ -4908,7 +4911,7 @@
else
{
if ( exc->opcode & 1 )
D = project( exc->zp0.cur + L, exc->zp1.cur + K );
D = PROJECT( exc->zp0.cur + L, exc->zp1.cur + K );
else
{
/* XXX: UNDOCUMENTED: twilight zone special case */
@ -4919,7 +4922,7 @@
FT_Vector* vec2 = exc->zp1.org + K;
D = dualproj( vec1, vec2 );
D = DUALPROJ( vec1, vec2 );
}
else
{
@ -4930,7 +4933,7 @@
if ( exc->metrics.x_scale == exc->metrics.y_scale )
{
/* this should be faster */
D = dualproj( vec1, vec2 );
D = DUALPROJ( vec1, vec2 );
D = FT_MulFix( D, exc->metrics.x_scale );
}
else
@ -4941,7 +4944,7 @@
vec.x = FT_MulFix( vec1->x - vec2->x, exc->metrics.x_scale );
vec.y = FT_MulFix( vec1->y - vec2->y, exc->metrics.y_scale );
D = fast_dualproj( &vec );
D = FAST_DUALPROJ( &vec );
}
}
}
@ -5406,7 +5409,7 @@
*zone = zp;
*refp = p;
d = project( zp.cur + p, zp.org + p );
d = PROJECT( zp.cur + p, zp.org + p );
#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
if ( exc->face->unpatented_hinting )
@ -5699,13 +5702,13 @@
else
#ifdef TT_CONFIG_OPTION_SUBPIXEL_HINTING
{
/* If not using ignore_x_mode rendering, allow ZP2 move. */
/* If inline deltas aren't allowed, skip ZP2 move. */
/* If using ignore_x_mode rendering, allow ZP2 point move if: */
/* - freedom vector is y and sph_compatibility_mode is off */
/* - the glyph is composite and the move is in the Y direction */
/* - the glyph is specifically set to allow SHPIX moves */
/* - the move is on a previously Y-touched point */
/* If not using ignore_x_mode rendering, allow ZP2 move. */
/* If inline deltas aren't allowed, skip ZP2 move. */
/* If using ignore_x_mode rendering, allow ZP2 point move if: */
/* - freedom vector is y and sph_compatibility_mode is off */
/* - the glyph is composite and the move is in the Y direction */
/* - the glyph is specifically set to allow SHPIX moves */
/* - the move is on a previously Y-touched point */
if ( SUBPIXEL_HINTING &&
exc->ignore_x_mode )
@ -5730,7 +5733,7 @@
if ( ( exc->sph_tweak_flags & SPH_TWEAK_SKIP_NONPIXEL_Y_MOVES ) &&
( B1 & 63 ) != 0 &&
( B2 & 63 ) != 0 &&
B1 != B2 )
B1 != B2 )
Move_Zp2_Point( exc, point, -dx, -dy, TRUE );
}
}
@ -5838,7 +5841,7 @@
exc->zp1.cur[point] = exc->zp1.org[point];
}
distance = project( exc->zp1.cur + point, exc->zp0.cur + exc->GS.rp0 );
distance = PROJECT( exc->zp1.cur + point, exc->zp0.cur + exc->GS.rp0 );
#ifdef TT_CONFIG_OPTION_SUBPIXEL_HINTING
/* subpixel hinting - make MSIRP respect CVT cut-in; */
@ -5885,7 +5888,7 @@
if ( ( exc->opcode & 1 ) != 0 )
{
cur_dist = fast_project( &exc->zp0.cur[point] );
cur_dist = FAST_PROJECT( &exc->zp0.cur[point] );
#ifdef TT_CONFIG_OPTION_SUBPIXEL_HINTING
if ( SUBPIXEL_HINTING &&
exc->ignore_x_mode &&
@ -5995,7 +5998,7 @@
distance = 0;
#endif /* TT_CONFIG_OPTION_SUBPIXEL_HINTING */
org_dist = fast_project( &exc->zp0.cur[point] );
org_dist = FAST_PROJECT( &exc->zp0.cur[point] );
if ( ( exc->opcode & 1 ) != 0 ) /* rounding and control cut-in flag */
{
@ -6069,7 +6072,7 @@
FT_Vector* vec2 = &exc->zp0.org[exc->GS.rp0];
org_dist = dualproj( vec1, vec2 );
org_dist = DUALPROJ( vec1, vec2 );
}
else
{
@ -6080,7 +6083,7 @@
if ( exc->metrics.x_scale == exc->metrics.y_scale )
{
/* this should be faster */
org_dist = dualproj( vec1, vec2 );
org_dist = DUALPROJ( vec1, vec2 );
org_dist = FT_MulFix( org_dist, exc->metrics.x_scale );
}
else
@ -6091,7 +6094,7 @@
vec.x = FT_MulFix( vec1->x - vec2->x, exc->metrics.x_scale );
vec.y = FT_MulFix( vec1->y - vec2->y, exc->metrics.y_scale );
org_dist = fast_dualproj( &vec );
org_dist = FAST_DUALPROJ( &vec );
}
}
@ -6149,7 +6152,7 @@
/* now move the point */
org_dist = project( exc->zp1.cur + point, exc->zp0.cur + exc->GS.rp0 );
org_dist = PROJECT( exc->zp1.cur + point, exc->zp0.cur + exc->GS.rp0 );
exc->func_move( exc, &exc->zp1, point, distance - org_dist );
@ -6241,8 +6244,8 @@
exc->zp1.cur[point] = exc->zp1.org[point];
}
org_dist = dualproj( &exc->zp1.org[point], &exc->zp0.org[exc->GS.rp0] );
cur_dist = project ( &exc->zp1.cur[point], &exc->zp0.cur[exc->GS.rp0] );
org_dist = DUALPROJ( &exc->zp1.org[point], &exc->zp0.org[exc->GS.rp0] );
cur_dist = PROJECT ( &exc->zp1.cur[point], &exc->zp0.cur[exc->GS.rp0] );
/* auto-flip test */
@ -6438,7 +6441,7 @@
}
else
{
distance = project( exc->zp1.cur + point,
distance = PROJECT( exc->zp1.cur + point,
exc->zp0.cur + exc->GS.rp0 );
exc->func_move( exc, &exc->zp1, point, -distance );
@ -6573,7 +6576,7 @@
return;
}
distance = project( exc->zp0.cur + p2, exc->zp1.cur + p1 ) / 2;
distance = PROJECT( exc->zp0.cur + p2, exc->zp1.cur + p1 ) / 2;
exc->func_move( exc, &exc->zp1, p1, distance );
exc->func_move( exc, &exc->zp0, p2, -distance );
@ -6639,9 +6642,9 @@
else
{
if ( twilight )
old_range = dualproj( &exc->zp1.org[exc->GS.rp2], orus_base );
old_range = DUALPROJ( &exc->zp1.org[exc->GS.rp2], orus_base );
else if ( exc->metrics.x_scale == exc->metrics.y_scale )
old_range = dualproj( &exc->zp1.orus[exc->GS.rp2], orus_base );
old_range = DUALPROJ( &exc->zp1.orus[exc->GS.rp2], orus_base );
else
{
FT_Vector vec;
@ -6652,10 +6655,10 @@
vec.y = FT_MulFix( exc->zp1.orus[exc->GS.rp2].y - orus_base->y,
exc->metrics.y_scale );
old_range = fast_dualproj( &vec );
old_range = FAST_DUALPROJ( &vec );
}
cur_range = project( &exc->zp1.cur[exc->GS.rp2], cur_base );
cur_range = PROJECT( &exc->zp1.cur[exc->GS.rp2], cur_base );
}
for ( ; exc->GS.loop > 0; --exc->GS.loop )
@ -6676,9 +6679,9 @@
}
if ( twilight )
org_dist = dualproj( &exc->zp2.org[point], orus_base );
org_dist = DUALPROJ( &exc->zp2.org[point], orus_base );
else if ( exc->metrics.x_scale == exc->metrics.y_scale )
org_dist = dualproj( &exc->zp2.orus[point], orus_base );
org_dist = DUALPROJ( &exc->zp2.orus[point], orus_base );
else
{
FT_Vector vec;
@ -6689,10 +6692,10 @@
vec.y = FT_MulFix( exc->zp2.orus[point].y - orus_base->y,
exc->metrics.y_scale );
org_dist = fast_dualproj( &vec );
org_dist = FAST_DUALPROJ( &vec );
}
cur_dist = project( &exc->zp2.cur[point], cur_base );
cur_dist = PROJECT( &exc->zp2.cur[point], cur_base );
if ( org_dist )
{