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[raster] Signedness fixes. 

* src/raster/ftraster.c, src/raster/ftrend1.c: Apply.
This commit is contained in:
Werner Lemberg 2015-02-22 20:05:04 +01:00
parent 452066cdb9
commit ca96fe01fa
3 changed files with 23 additions and 17 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2015-02-22 Werner Lemberg <wl@gnu.org>
[raster] Signedness fixes.
* src/raster/ftraster.c, src/raster/ftrend1.c: Apply.
2015-02-22 Werner Lemberg <wl@gnu.org> 2015-02-22 Werner Lemberg <wl@gnu.org>
[pshinter] Signedness fixes. [pshinter] Signedness fixes.

32
src/raster/ftraster.c
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@ -326,9 +326,9 @@
/* values for the `flags' bit field */ /* values for the `flags' bit field */
#define Flow_Up 0x8 #define Flow_Up 0x08U
#define Overshoot_Top 0x10 #define Overshoot_Top 0x10U
#define Overshoot_Bottom 0x20 #define Overshoot_Bottom 0x20U
/* States of each line, arc, and profile */ /* States of each line, arc, and profile */
@ -350,14 +350,14 @@
FT_F26Dot6 X; /* current coordinate during sweep */ FT_F26Dot6 X; /* current coordinate during sweep */
PProfile link; /* link to next profile (various purposes) */ PProfile link; /* link to next profile (various purposes) */
PLong offset; /* start of profile's data in render pool */ PLong offset; /* start of profile's data in render pool */
unsigned flags; /* Bit 0-2: drop-out mode */ UShort flags; /* Bit 0-2: drop-out mode */
/* Bit 3: profile orientation (up/down) */ /* Bit 3: profile orientation (up/down) */
/* Bit 4: is top profile? */ /* Bit 4: is top profile? */
/* Bit 5: is bottom profile? */ /* Bit 5: is bottom profile? */
long height; /* profile's height in scanlines */ long height; /* profile's height in scanlines */
long start; /* profile's starting scanline */ long start; /* profile's starting scanline */
unsigned countL; /* number of lines to step before this */ Int countL; /* number of lines to step before this */
/* profile becomes drawable */ /* profile becomes drawable */
PProfile next; /* next profile in same contour, used */ PProfile next; /* next profile in same contour, used */
@ -443,7 +443,7 @@
#define CEILING( x ) ( ( (x) + ras.precision - 1 ) & -ras.precision ) #define CEILING( x ) ( ( (x) + ras.precision - 1 ) & -ras.precision )
#define TRUNC( x ) ( (Long)(x) >> ras.precision_bits ) #define TRUNC( x ) ( (Long)(x) >> ras.precision_bits )
#define FRAC( x ) ( (x) & ( ras.precision - 1 ) ) #define FRAC( x ) ( (x) & ( ras.precision - 1 ) )
#define SCALED( x ) ( ( (ULong)(x) << ras.scale_shift ) - ras.precision_half ) #define SCALED( x ) ( ( (Long)(x) << ras.scale_shift ) - ras.precision_half )
#define IS_BOTTOM_OVERSHOOT( x ) \ #define IS_BOTTOM_OVERSHOOT( x ) \
(Bool)( CEILING( x ) - x >= ras.precision_half ) (Bool)( CEILING( x ) - x >= ras.precision_half )
@ -1963,12 +1963,12 @@
ras.state = Unknown_State; ras.state = Unknown_State;
ras.gProfile = NULL; ras.gProfile = NULL;
if ( Decompose_Curve( RAS_VARS (unsigned short)start, if ( Decompose_Curve( RAS_VARS (UShort)start,
ras.outline.contours[i], (UShort)ras.outline.contours[i],
flipped ) ) flipped ) )
return FAILURE; return FAILURE;
start = ras.outline.contours[i] + 1; start = (UShort)ras.outline.contours[i] + 1;
/* we must now check whether the extreme arcs join or not */ /* we must now check whether the extreme arcs join or not */
if ( FRAC( ras.lastY ) == 0 && if ( FRAC( ras.lastY ) == 0 &&
@ -2167,7 +2167,7 @@
ras.traceIncr = (Short)-pitch; ras.traceIncr = (Short)-pitch;
ras.traceOfs = -*min * pitch; ras.traceOfs = -*min * pitch;
if ( pitch > 0 ) if ( pitch > 0 )
ras.traceOfs += ( ras.target.rows - 1 ) * pitch; ras.traceOfs += (Long)( ras.target.rows - 1 ) * pitch;
} }
@ -2447,7 +2447,7 @@
p = bits - e1 * ras.target.pitch; p = bits - e1 * ras.target.pitch;
if ( ras.target.pitch > 0 ) if ( ras.target.pitch > 0 )
p += ( ras.target.rows - 1 ) * ras.target.pitch; p += (Long)( ras.target.rows - 1 ) * ras.target.pitch;
p[0] |= f1; p[0] |= f1;
} }
@ -2547,7 +2547,7 @@
bits -= e1 * ras.target.pitch; bits -= e1 * ras.target.pitch;
if ( ras.target.pitch > 0 ) if ( ras.target.pitch > 0 )
bits += ( ras.target.rows - 1 ) * ras.target.pitch; bits += (Long)( ras.target.rows - 1 ) * ras.target.pitch;
if ( e1 >= 0 && if ( e1 >= 0 &&
(ULong)e1 < ras.target.rows && (ULong)e1 < ras.target.rows &&
@ -2567,7 +2567,7 @@
{ {
bits -= e1 * ras.target.pitch; bits -= e1 * ras.target.pitch;
if ( ras.target.pitch > 0 ) if ( ras.target.pitch > 0 )
bits += ( ras.target.rows - 1 ) * ras.target.pitch; bits += (Long)( ras.target.rows - 1 ) * ras.target.pitch;
bits[0] |= f1; bits[0] |= f1;
} }
@ -2651,7 +2651,7 @@
while ( P ) while ( P )
{ {
P->countL = (UShort)( P->start - min_Y ); P->countL = P->start - min_Y;
P = P->link; P = P->link;
} }
@ -2937,8 +2937,8 @@
ras.dropOutControl += 1; ras.dropOutControl += 1;
} }
ras.second_pass = (FT_Byte)( !( ras.outline.flags & ras.second_pass = (Bool)( !( ras.outline.flags &
FT_OUTLINE_SINGLE_PASS ) ); FT_OUTLINE_SINGLE_PASS ) );
/* Vertical Sweep */ /* Vertical Sweep */
ras.Proc_Sweep_Init = Vertical_Sweep_Init; ras.Proc_Sweep_Init = Vertical_Sweep_Init;

2
src/raster/ftrend1.c
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@ -192,7 +192,7 @@
bitmap->width = width; bitmap->width = width;
bitmap->rows = height; bitmap->rows = height;
bitmap->pitch = pitch; bitmap->pitch = (int)pitch;
if ( FT_ALLOC_MULT( bitmap->buffer, pitch, height ) ) if ( FT_ALLOC_MULT( bitmap->buffer, pitch, height ) )
goto Exit; goto Exit;