Commit d186a361a1f9aab15e9bd2a0597e6fc381f2c17f
2000-05-02T17:41:41
various updates to reduce the compilation warnings
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diff --git a/demos/Makefile b/demos/Makefile
index bdcca7f..5a1b905 100644
--- a/demos/Makefile
+++ b/demos/Makefile
@@ -187,6 +187,9 @@ else
$(OBJ_)ftgrays2.$O: $(SRC_DIR_)ftgrays2.c
$(COMPILE) $T$@ $<
+ $(OBJ_)ftrast.$O: $(SRC_DIR_)ftrast.c
+ $(COMPILE) $T$@ $<
+
$(OBJ_)fttry.$O: $(SRC_DIR_)fttry.c
$(COMPILE) $T$@ $<
@@ -261,7 +264,7 @@ else
$(LINK)
- $(BIN_)ftview$E: $(OBJ_)ftview.$O $(FTLIB) $(GRAPH_LIB) $(COMMON_OBJ)
+ $(BIN_)ftview$E: $(OBJ_)ftview.$O $(FTLIB) $(GRAPH_LIB) $(COMMON_OBJ) $(OBJ_)ftrast.$O
$(GRAPH_LINK)
$(BIN_)ftstring$E: $(OBJ_)ftstring.$O $(FTLIB) $(GRAPH_LIB) $(COMMON_OBJ)
diff --git a/demos/src/ftrast.c b/demos/src/ftrast.c
index 4f5c895..756912e 100644
--- a/demos/src/ftrast.c
+++ b/demos/src/ftrast.c
@@ -20,7 +20,7 @@
*
******************************************************************/
-#include "frast.h"
+#include "ftrast.h"
#include <ftcalc.h> /* for FT_MulDiv only */
/****************************************************************/
@@ -44,17 +44,20 @@
/* The default render pool size */
#define RASTER_RENDER_POOL 8192
+/* XXXXX */
+#define FT_CONFIG_OPTION_GRAY_SCALING
+
/* The size of the two-lines intermediate bitmap used */
/* for anti-aliasing */
#define RASTER_GRAY_LINES 1024
-#define Raster_Err_None TT_Err_Ok
-#define Raster_Err_Not_Ini TT_Err_Raster_Not_Initialized
-#define Raster_Err_Overflow TT_Err_Raster_Pool_Overflow
-#define Raster_Err_Neg_Height TT_Err_Raster_Negative_Height
-#define Raster_Err_Invalid TT_Err_Raster_Invalid_Value
-#define Raster_Err_Gray_Unsupported TT_Err_Raster_Gray_Unsupported
-
+#define Raster_Err_None 0
+#define Raster_Err_Not_Ini -1
+#define Raster_Err_Overflow -2
+#define Raster_Err_Neg_Height -3
+#define Raster_Err_Invalid -4
+#define Raster_Err_Gray_Unsupported -5
+#define Raster_Err_Unsupported -6
/* FMulDiv means "Fast MulDiv", it is uses in case where 'b' is typically */
/* a small value and the result of (a*b) is known to fit in 32 bits. */
@@ -86,7 +89,13 @@
#define NULL (void*)0
#endif
+#ifndef SUCCESS
+#define SUCCESS 0
+#endif
+#ifndef FAILURE
+#define FAILURE 1
+#endif
#define MaxBezier 32 /* The maximum number of stacked Bezier curves. */
@@ -148,7 +157,7 @@
{
FT_F26Dot6 X; /* current coordinate during sweep */
PProfile link; /* link to next profile - various purpose */
- PStorage offset; /* start of profile's data in render pool */
+ PLong offset; /* start of profile's data in render pool */
Int flow; /* Profile orientation: Asc/Descending */
Long height; /* profile's height in scanlines */
Long start; /* profile's starting scanline */
@@ -274,11 +283,6 @@
FT_Error error;
- PByte flags; /* current flags table */
- PUShort outs; /* current outlines table */
-
- UShort nPoints; /* number of points in current glyph */
- Short nContours; /* number of contours in current glyph */
Int numTurns; /* number of Y-turns in outline */
TPoint* arc; /* current Bezier arc pointer */
@@ -302,7 +306,8 @@
/* of impact */
TStates state; /* rendering state */
- FT_Bitmap target; /* description of target bit/pixmap */
+ FT_Bitmap target; /* description of target bit/pixmap */
+ FT_Outline outline;
Long traceOfs; /* current offset in target bitmap */
Long traceG; /* current offset in target pixmap */
@@ -319,8 +324,6 @@
Function_Sweep_Span* Proc_Sweep_Drop;
Function_Sweep_Step* Proc_Sweep_Step;
- FT_Vector* coords;
-
Byte dropOutControl; /* current drop_out control method */
Byte grays[5]; /* Palette of gray levels used for render */
@@ -348,6 +351,19 @@
Int count_table[256]; /* Look-up table used to quickly count */
/* set bits in a gray 2x2 cell */
+
+ void* memory;
+
+#if 0
+ PByte flags; /* current flags table */
+ PUShort outs; /* current outlines table */
+ FT_Vector* coords;
+
+ UShort nPoints; /* number of points in current glyph */
+ Short nContours; /* number of contours in current glyph */
+#endif
+
+
};
@@ -437,12 +453,12 @@
switch ( aState )
{
case Ascending:
- ras.cProfile->flow = FT_Flow_Up;
+ ras.cProfile->flow = Flow_Up;
FT_TRACE7(( "New ascending profile = %lx\n", (long)ras.cProfile ));
break;
case Descending:
- ras.cProfile->flow = FT_Flow_Down;
+ ras.cProfile->flow = Flow_Down;
FT_TRACE7(( "New descending profile = %lx\n", (long)ras.cProfile ));
break;
@@ -541,7 +557,7 @@
static
Bool Insert_Y_Turn( RAS_ARGS Int y )
{
- PStorage y_turns;
+ PLong y_turns;
Int y2, n;
n = ras.numTurns-1;
@@ -611,14 +627,14 @@
switch ( p->flow )
{
- case FT_Flow_Down:
+ case Flow_Down:
bottom = p->start - p->height+1;
top = p->start;
p->start = bottom;
p->offset += p->height-1;
break;
- case FT_Flow_Up:
+ case Flow_Up:
default:
bottom = p->start;
top = p->start + p->height-1;
@@ -720,35 +736,6 @@
}
- /*************************************************************************/
- /* */
- /* <Function> */
- /* Push_Cubic */
- /* */
- /* <Description> */
- /* Clears the Bezier stack and pushes a new third-order Bezier arc on */
- /* top of it. */
- /* */
- /* <Input> */
- /* p2 :: A pointer to the second (control) point. */
- /* p3 :: A pointer to the third (control) point. */
- /* p4 :: A pointer to the fourth (end) point. */
- /* */
- /* <Note> */
- /* The first point is taken as `raster->last', so it doesn't appear */
- /* in the signature. */
- /* */
- /* This is the same as Push_Conic(), except that it deals with */
- /* third-order Beziers. */
- /* */
- static
- static void Push_Cubic( RAS_ARGS Long x1, Long y1,
- Long x2, Long y2,
- Long x3, Long y3,
- Long x4, Long y4 )
- {
- }
-
/****************************************************************************/
/* */
@@ -772,7 +759,7 @@
Int e1, e2, f1, f2, size; /* XXX: is `Short' sufficient? */
Long Ix, Rx, Ax;
- PStorage top;
+ PLong top;
Dx = x2 - x1;
@@ -913,7 +900,7 @@
TPoint* arc;
TPoint* start_arc;
- PStorage top;
+ PLong top;
arc = ras.arc;
@@ -1138,7 +1125,7 @@
Long cx,
Long cy )
{
- Long y1, y2, y3, x3;
+ Long y1, y2, y3, x3, ymin, ymax;
TStates state_bez;
@@ -1192,18 +1179,18 @@
goto Fail;
/* create a new profile */
- if ( New_Profile( RAS_VAR_ state_bez ) )
+ if ( New_Profile( RAS_VARS state_bez ) )
goto Fail;
}
/* now call the appropriate routine */
if ( state_bez == Ascending )
{
- if ( Bezier_Up( RAS_VAR_ 2, Split_Conic, ras.minY, ras.maxY ) )
+ if ( Bezier_Up( RAS_VARS 2, Split_Conic, ras.minY, ras.maxY ) )
goto Fail;
}
else
- if ( Bezier_Down( RAS_VAR_ 2, Split_Conic, ras.minY, ras.maxY ) )
+ if ( Bezier_Down( RAS_VARS 2, Split_Conic, ras.minY, ras.maxY ) )
goto Fail;
}
@@ -1213,6 +1200,8 @@
ras.lastY = y3;
return SUCCESS;
+ Fail:
+ return FAILURE;
}
/****************************************************************************/
@@ -1226,11 +1215,10 @@
Long y,
Long cx1,
Long cy1,
- Lonc cx2,
+ Long cx2,
Long cy2 )
{
- TPos y1, y2, y3, y4, x4, ymin1, ymax1, ymin2, ymax2;
- Long y0, y1, y2, y3, x3;
+ Long y1, y2, y3, y4, x4, ymin1, ymax1, ymin2, ymax2;
TStates state_bez;
@@ -1295,25 +1283,25 @@
End_Profile( RAS_VAR ) )
goto Fail;
- if ( New_Profile( RAS_VAR_ state_bez ) )
+ if ( New_Profile( RAS_VARS state_bez ) )
goto Fail;
}
/* compute intersections */
if ( state_bez == Ascending )
{
- if ( Bezier_Up ( RAS_VAR_ 3, Split_Cubic, ras.minY, ras.maxY ) )
+ if ( Bezier_Up ( RAS_VARS 3, Split_Cubic, ras.minY, ras.maxY ) )
goto Fail;
}
else
- if ( Bezier_Down ( RAS_VAR_ 3, Split_Cubic, ras.minY, ras.maxY ) )
+ if ( Bezier_Down ( RAS_VARS 3, Split_Cubic, ras.minY, ras.maxY ) )
goto Fail;
}
} while ( ras.arc >= ras.arcs );
- ras.lastX = x4
- ras.lastY = y4
+ ras.lastX = x4;
+ ras.lastY = y4;
return SUCCESS;
Fail:
@@ -1356,9 +1344,6 @@
FT_Vector* limit;
char* tags;
- int n; /* index of contour in outline */
- int first; /* index of first point in contour */
- int error;
char tag; /* current point's state */
points = ras.outline.points;
@@ -1377,7 +1362,7 @@
v_control = v_start;
point = points + first;
- tags = ras.outline->tags + first;
+ tags = ras.outline.tags + first;
tag = FT_CURVE_TAG( tags[0] );
/* A contour cannot start with a cubic control point! */
@@ -1388,7 +1373,7 @@
if ( tag == FT_Curve_Tag_Conic )
{
/* first point is conic control. Yes, this happens. */
- if ( FT_CURVE_TAG( ras.outline->tags[last] ) == FT_Curve_Tag_On )
+ if ( FT_CURVE_TAG( ras.outline.tags[last] ) == FT_Curve_Tag_On )
{
/* start at last point if it is on the curve */
v_start = v_last;
@@ -1515,17 +1500,16 @@
/* close the contour with a line segment */
if (Line_To( RAS_VARS v_start.x, v_start.y ))
goto Fail;
- }
-Close:
- return SUCCESS;
+ Close:
+ return SUCCESS;
+
+ Invalid_Outline:
+ ras.error = Raster_Err_Invalid;
-Invalid_Outline:
- ras.error = Raster_Err_Invalid;
-
-Fail:
- return FAILURE;
-}
+ Fail:
+ return FAILURE;
+ }
/****************************************************************************/
/* */
@@ -1565,15 +1549,15 @@ Fail:
start = 0;
- for ( i = 0; i < ras.nContours; i++ )
+ for ( i = 0; i < ras.outline.n_contours; i++ )
{
ras.state = Unknown;
ras.gProfile = NULL;
- if ( Decompose_Curve( RAS_VARS start, ras.outs[i], flipped ) )
+ if ( Decompose_Curve( RAS_VARS start, ras.outline.contours[i], flipped ) )
return FAILURE;
- start = ras.outs[i] + 1;
+ start = ras.outline.contours[i] + 1;
/* We must now see if the extreme arcs join or not */
if ( ( FRAC( ras.lastY ) == 0 &&
@@ -1775,18 +1759,15 @@ Fail:
static void Vertical_Sweep_Init( RAS_ARGS Short* min, Short* max )
{
- switch ( ras.target.flow )
- {
- case FT_Flow_Up:
- ras.traceOfs = *min * ras.target.cols;
- ras.traceIncr = ras.target.cols;
- break;
-
- default:
- ras.traceOfs = ( ras.target.rows - 1 - *min ) * ras.target.cols;
- ras.traceIncr = -ras.target.cols;
- }
-
+ Long pitch = ras.target.pitch;
+
+ (void)max;
+
+ ras.traceIncr = - pitch;
+ ras.traceOfs = - *min * pitch;
+ if (ras.traceIncr > 0)
+ ras.traceOfs += (ras.target.rows-1)*pitch;
+
ras.gray_min_x = 0;
ras.gray_max_x = 0;
}
@@ -1800,9 +1781,12 @@ Fail:
{
Long e1, e2;
Short c1, c2;
- Short f1, f2;
+ Byte f1, f2;
Byte* target;
+ (void)y;
+ (void)left;
+ (void)right;
/* Drop-out control */
@@ -1821,25 +1805,32 @@ Fail:
c1 = (Short)(e1 >> 3);
c2 = (Short)(e2 >> 3);
- f1 = e1 & 7;
- f2 = e2 & 7;
+ f1 = ((unsigned char)0xFF >> (e1 & 7));
+ f2 = ~((unsigned char)0x7F >> (e2 & 7));
if ( ras.gray_min_x > c1 ) ras.gray_min_x = c1;
if ( ras.gray_max_x < c2 ) ras.gray_max_x = c2;
target = ras.bTarget + ras.traceOfs + c1;
+ c2 -= c1;
- if ( c1 != c2 )
+ if ( c2 > 0 )
{
- *target |= LMask[f1];
-
- if ( c2 > c1 + 1 )
- MEM_Set( target + 1, 0xFF, c2 - c1 - 1 );
+ target[0] |= f1;
- target[c2 - c1] |= RMask[f2];
+ /* memset() is slower than the following code on many platforms. */
+ /* This is due to the fact that, in the vast majority of cases, */
+ /* the span length in bytes is relatively small. */
+ c2--;
+ while ( c2 > 0 )
+ {
+ *(++target) = 0xFF;
+ c2--;
+ }
+ target[1] |= f2;
}
else
- *target |= ( LMask[f1] & RMask[f2] );
+ *target |= ( f1 & f2 );
}
}
@@ -1947,7 +1938,7 @@ Fail:
if ( ras.gray_min_x > c1 ) ras.gray_min_x = c1;
if ( ras.gray_max_x < c1 ) ras.gray_max_x = c1;
- ras.bTarget[ras.traceOfs + c1] |= (Char)(0x80 >> f1);
+ ras.bTarget[ras.traceOfs + c1] |= (char)(0x80 >> f1);
}
}
@@ -1970,6 +1961,9 @@ Fail:
static void Horizontal_Sweep_Init( RAS_ARGS Short* min, Short* max )
{
/* nothing, really */
+ (void)raster;
+ (void)min;
+ (void)max;
}
@@ -1983,7 +1977,9 @@ Fail:
PByte bits;
Byte f1;
-
+ (void)left;
+ (void)right;
+
if ( x2-x1 < ras.precision )
{
e1 = CEILING( x1 );
@@ -1998,10 +1994,13 @@ Fail:
if ( e1 >= 0 && e1 < ras.target.rows )
{
- if ( ras.target.flow == FT_Flow_Down )
- bits[(ras.target.rows-1 - e1) * ras.target.cols] |= f1;
- else
- bits[e1 * ras.target.cols] |= f1;
+ PByte p;
+
+ p = bits - e1*ras.target.pitch;
+ if (ras.target.pitch > 0)
+ p += (ras.target.rows-1)*ras.target.pitch;
+
+ p[0] |= f1;
}
}
}
@@ -2009,10 +2008,15 @@ Fail:
e2 = TRUNC( e2 );
if ( e2 >= 0 && e2 < ras.target.rows )
- if ( ras.target.flow == FT_Flow_Down )
- bits[(ras.target.rows-1-e2) * ras.target.cols] |= f1;
- else
- bits[e2 * ras.target.cols] |= f1;
+ {
+ PByte p;
+
+ p = bits - e2*ras.target.pitch;
+ if (ras.target.pitch > 0)
+ p += (ras.target.rows-1)*ras.target.pitch;
+
+ p[0] |= f1;
+ }
#endif
}
@@ -2072,10 +2076,9 @@ Fail:
bits = ras.bTarget + (y >> 3);
f1 = (Byte)(0x80 >> (y & 7));
- if ( ras.target.flow == FT_Flow_Down )
- bits += (ras.target.rows-1-e1) * ras.target.cols;
- else
- bits += e1 * ras.target.cols;
+ bits -= e1*ras.target.pitch;
+ if (ras.target.pitch > 0)
+ bits += (ras.target.rows-1)*ras.target.pitch;
if ( e1 >= 0 &&
e1 < ras.target.rows &&
@@ -2104,10 +2107,11 @@ Fail:
if ( e1 >= 0 && e1 < ras.target.rows )
{
- if (ras.target.flow==FT_Flow_Down)
- bits[(ras.target.rows-1-e1) * ras.target.cols] |= f1;
- else
- bits[e1 * ras.target.cols] |= f1;
+ bits -= e1*ras.target.pitch;
+ if (ras.target.pitch > 0)
+ bits += (ras.target.rows-1)*ras.target.pitch;
+
+ bits[0] |= f1;
}
}
@@ -2115,6 +2119,7 @@ Fail:
static void Horizontal_Sweep_Step( RAS_ARG )
{
/* Nothing, really */
+ (void)raster;
}
@@ -2139,25 +2144,24 @@ Fail:
static void Vertical_Gray_Sweep_Init( RAS_ARGS Short* min, Short* max )
{
+ Long pitch, byte_len;
+
*min = *min & -2;
*max = ( *max + 3 ) & -2;
- ras.traceOfs = 0;
-
- switch ( ras.target.flow )
+ ras.traceOfs = 0;
+ pitch = ras.target.pitch;
+ byte_len = -pitch;
+ ras.traceIncr = byte_len;
+ ras.traceG = (*min/2)*byte_len;
+ if (pitch > 0)
{
- case FT_Flow_Up:
- ras.traceG = (*min / 2) * ras.target.cols;
- ras.traceIncr = ras.target.cols;
- break;
-
- default:
- ras.traceG = (ras.target.rows-1 - *min/2) * ras.target.cols;
- ras.traceIncr = -ras.target.cols;
+ ras.traceG += (ras.target.rows-1)*pitch;
+ byte_len = -byte_len;
}
- ras.gray_min_x = ras.target.cols;
- ras.gray_max_x = -ras.target.cols;
+ ras.gray_min_x = byte_len;
+ ras.gray_max_x = -byte_len;
}
@@ -2195,10 +2199,10 @@ Fail:
if ( c2 )
{
- pix[0] = grays[(c2 & 0xF000) >> 12];
- pix[1] = grays[(c2 & 0x0F00) >> 8];
- pix[2] = grays[(c2 & 0x00F0) >> 4];
- pix[3] = grays[(c2 & 0x000F) ];
+ pix[0] = grays[(c2 >> 12) & 0x000F];
+ pix[1] = grays[(c2 >> 8 ) & 0x000F];
+ pix[2] = grays[(c2 >> 4 ) & 0x000F];
+ pix[3] = grays[ c2 & 0x000F];
*bit = 0;
*bit2 = 0;
@@ -2214,8 +2218,8 @@ Fail:
ras.traceOfs = 0;
ras.traceG += ras.traceIncr;
- ras.gray_min_x = ras.target.cols;
- ras.gray_max_x = -ras.target.cols;
+ ras.gray_min_x = 32000;
+ ras.gray_max_x = -32000;
}
}
@@ -2227,6 +2231,12 @@ Fail:
PProfile right )
{
/* nothing, really */
+ (void)raster;
+ (void)y;
+ (void)x1;
+ (void)x2;
+ (void)left;
+ (void)right;
}
static void Horizontal_Gray_Sweep_Drop( RAS_ARGS Short y,
@@ -2299,12 +2309,9 @@ Fail:
e1 = TRUNC( e1 ) / 2;
if ( e1 < ras.target.rows )
{
- if ( ras.target.flow == FT_Flow_Down )
- pixel = ras.gTarget +
- (ras.target.rows - 1 - e1) * ras.target.cols + y / 2;
- else
- pixel = ras.gTarget +
- e1 * ras.target.cols + y / 2;
+ pixel = ras.gTarget - e1*ras.target.pitch + y/2;
+ if (ras.target.pitch > 0)
+ pixel += (ras.target.rows-1)*ras.target.pitch;
if (pixel[0] == ras.grays[0])
pixel[0] = color;
@@ -2410,8 +2417,8 @@ Fail:
switch ( P->flow )
{
- case FT_Flow_Up: InsNew( &draw_left, P ); break;
- case FT_Flow_Down: InsNew( &draw_right, P ); break;
+ case Flow_Up: InsNew( &draw_left, P ); break;
+ case Flow_Down: InsNew( &draw_right, P ); break;
}
}
@@ -2642,40 +2649,14 @@ Scan_DropOuts :
/****************************************************************************/
LOCAL_FUNC
- FT_Error Render_Glyph( RAS_ARGS FT_Outline* glyph,
- FT_Raster_Map* target_map )
+ FT_Error Render_Glyph( RAS_ARG )
{
FT_Error error;
-
- if ( glyph->n_points == 0 || glyph->n_contours <= 0 )
- return FT_Err_Ok;
-
- if ( !ras.buff )
- {
- ras.error = Raster_Err_Not_Ini;
- return ras.error;
- }
-
- if ( glyph->n_points < glyph->contours[glyph->n_contours - 1] )
- {
- ras.error = FT_Err_Too_Many_Points;
- return ras.error;
- }
-
- if ( target_map )
- ras.target = *target_map;
-
- ras.outs = glyph->contours;
- ras.flags = glyph->flags;
- ras.nPoints = glyph->n_points;
- ras.nContours = glyph->n_contours;
- ras.coords = glyph->points;
-
- Set_High_Precision( RAS_VARS glyph->high_precision );
+ Set_High_Precision( RAS_VARS ras.outline.flags & ft_outline_high_precision );
ras.scale_shift = ras.precision_shift;
- ras.dropOutControl = glyph->dropout_mode;
- ras.second_pass = glyph->second_pass;
+ ras.dropOutControl = 2;
+ ras.second_pass = !(ras.outline.flags & ft_outline_single_pass);
/* Vertical Sweep */
@@ -2689,7 +2670,7 @@ Scan_DropOuts :
ras.band_stack[0].y_max = ras.target.rows - 1;
ras.bWidth = ras.target.width;
- ras.bTarget = (Byte*)ras.target.bitmap;
+ ras.bTarget = (Byte*)ras.target.buffer;
if ( (error = Render_Single_Pass( RAS_VARS 0 )) != 0 )
return error;
@@ -2715,8 +2696,6 @@ Scan_DropOuts :
}
-#ifdef FT_CONFIG_OPTION_GRAY_SCALING
-
/****************************************************************************/
/* */
/* Function: Render_Gray_Glyph */
@@ -2731,28 +2710,12 @@ Scan_DropOuts :
/****************************************************************************/
LOCAL_FUNC
- FT_Error Render_Gray_Glyph( RAS_ARGS FT_Outline* glyph,
- FT_Raster_Map* target_map,
- Byte* palette )
+ FT_Error Render_Gray_Glyph( RAS_ARG )
{
- Int i;
+ Long byte_len;
FT_Error error;
- if ( !ras.buff )
- {
- ras.error = Raster_Err_Not_Ini;
- return ras.error;
- }
-
- if ( glyph->n_points == 0 || glyph->n_contours <= 0 )
- return FT_Err_Ok;
-
- if ( glyph->n_points < glyph->contours[glyph->n_contours - 1] )
- {
- ras.error = FT_Err_Too_Many_Points;
- return ras.error;
- }
-
+#if 0
if ( palette )
{
for ( i = 0; i < 5; i++ )
@@ -2761,17 +2724,12 @@ Scan_DropOuts :
if ( target_map )
ras.target = *target_map;
+#endif
- ras.outs = glyph->contours;
- ras.flags = glyph->flags;
- ras.nPoints = glyph->n_points;
- ras.nContours = glyph->n_contours;
- ras.coords = glyph->points;
-
- Set_High_Precision( RAS_VARS glyph->high_precision );
+ Set_High_Precision( RAS_VARS ras.outline.flags & ft_outline_high_precision );
ras.scale_shift = ras.precision_shift+1;
- ras.dropOutControl = glyph->dropout_mode;
- ras.second_pass = glyph->second_pass;
+ ras.dropOutControl = 2;
+ ras.second_pass = !(ras.outline.flags & ft_outline_single_pass);
/* Vertical Sweep */
@@ -2781,12 +2739,17 @@ Scan_DropOuts :
ras.band_stack[0].y_max = 2 * ras.target.rows - 1;
ras.bWidth = ras.gray_width;
- if ( ras.bWidth > ras.target.cols/4 )
- ras.bWidth = ras.target.cols/4;
+
+ byte_len = ras.target.pitch;
+ if (byte_len < 0)
+ byte_len = -byte_len;
+
+ if ( ras.bWidth > byte_len/4 )
+ ras.bWidth = byte_len/4;
ras.bWidth = ras.bWidth * 8;
ras.bTarget = (Byte*)ras.gray_lines;
- ras.gTarget = (Byte*)ras.target.bitmap;
+ ras.gTarget = (Byte*)ras.target.buffer;
ras.Proc_Sweep_Init = Vertical_Gray_Sweep_Init;
ras.Proc_Sweep_Span = Vertical_Sweep_Span;
@@ -2818,9 +2781,9 @@ Scan_DropOuts :
return FT_Err_Ok;
}
-#endif /* FT_CONFIG_OPTION_GRAY_SCALING */
+#if 0
/************************************************/
/* */
/* InitRasterizer */
@@ -2900,6 +2863,131 @@ Scan_DropOuts :
return FT_Err_Ok;
}
+#endif
+
+ /**** RASTER OBJECT CREATION : in standalone mode, we simply use *****/
+ /**** a static object .. *****/
+#ifdef _STANDALONE_
+
+ static
+ int ft_black_new( void* memory, FT_Raster *araster )
+ {
+ static FT_RasterRec_ the_raster;
+ *araster = &the_raster;
+ memset( &the_raster, sizeof(the_raster), 0 );
+ return 0;
+ }
+
+ static
+ void ft_black_done( FT_Raster raster )
+ {
+ /* nothing */
+ raster->init = 0;
+ }
+
+#else
+
+#include <ftobjs.h>
+
+ static
+ int ft_black_new( FT_Memory memory, TRaster_Instance* *araster )
+ {
+ FT_Error error;
+ TRaster_Instance* raster;
+
+ *araster = 0;
+ if ( !ALLOC( raster, sizeof(*raster) ))
+ {
+ raster->memory = memory;
+ *araster = raster;
+ }
+
+ return error;
+ }
+
+ static
+ void ft_black_done( TRaster_Instance* raster )
+ {
+ FT_Memory memory = (FT_Memory)raster->memory;
+ FREE( raster );
+ }
+
+#endif
+
+
+ static void ft_black_reset( TRaster_Instance* raster,
+ const char* pool_base,
+ long pool_size )
+ {
+ if ( raster && pool_base && pool_size >= 4096 )
+ {
+ /* save the pool */
+ raster->buff = (PLong)pool_base;
+ raster->sizeBuff = raster->buff + pool_size / sizeof (Long);
+ }
+ }
+
+
+ static
+ int ft_black_render( TRaster_Instance* raster,
+ FT_Raster_Params* params )
+ {
+ FT_Outline* outline = (FT_Outline*)params->source;
+ FT_Bitmap* target_map = params->target;
+
+ if ( !raster || !raster->buff || !raster->sizeBuff )
+ return Raster_Err_Not_Ini;
+
+ if ( !outline || !outline->contours || !outline->points )
+ return Raster_Err_Invalid;
+
+ /* return immediately if the outline is empty */
+ if ( outline->n_points == 0 || outline->n_contours <= 0 )
+ return Raster_Err_None;
+
+ if ( outline->n_points != outline->contours[outline->n_contours - 1] + 1 )
+ return Raster_Err_Invalid;
+
+ if ( !target_map || !target_map->buffer )
+ return Raster_Err_Invalid;
+
+ /* this version of the raster does not support direct rendering, sorry */
+ if ( params->flags & ft_raster_flag_direct )
+ return Raster_Err_Unsupported;
+
+ ras.outline = *outline;
+ ras.target = *target_map;
+
+ return ( params->flags & ft_raster_flag_aa
+ ? Render_Glyph( raster )
+ : Render_Gray_Glyph( raster ) );
+
+#if 0
+ /* Note that we always use drop-out mode 2, because it seems that */
+ /* it's the only way to do to get results consistent with Windows */
+ /* rendering.. */
+ ras.dropout_mode = 2;
+
+ ras.second_pass = (outline->flags & ft_outline_single_pass) == 0;
+ SET_High_Precision( (char)((outline->flags & ft_outline_high_precision)!= 0) );
+
+ return ( params->flags & ft_raster_flag_aa
+ ? Raster_Render8( raster )
+ : Raster_Render1( raster ) );
+#endif
+ }
+
+
+ FT_Raster_Funcs ft_black_raster =
+ {
+ ft_glyph_format_outline,
+ (FT_Raster_New_Func) ft_black_new,
+ (FT_Raster_Reset_Func) ft_black_reset,
+ (FT_Raster_Set_Mode_Func) 0,
+ (FT_Raster_Render_Func) ft_black_render,
+ (FT_Raster_Done_Func) ft_black_done
+ };
+
/* END */
diff --git a/demos/src/ftview.c b/demos/src/ftview.c
index cc599a7..c66920a 100644
--- a/demos/src/ftview.c
+++ b/demos/src/ftview.c
@@ -267,7 +267,11 @@ $\243^\250*\265\371%!\247:/;.,?<>";
i = first_glyph;
+#if 0
+ while ( i < first_glyph+1 )
+#else
while ( i < num_glyphs )
+#endif
{
if ( !(error = LoadChar( i, hinted )) )
{
diff --git a/src/base/ftgrays.c b/src/base/ftgrays.c
index bfc23f7..927b7a4 100644
--- a/src/base/ftgrays.c
+++ b/src/base/ftgrays.c
@@ -1151,6 +1151,8 @@ int check_sort( PCell cells, int count )
TScan x, y, cover, area;
PCell start, cur, limit;
+ (void)target;
+
cur = ras.cells;
limit = cur + ras.num_cells;
diff --git a/src/base/ftraster.c b/src/base/ftraster.c
index 601a5f4..bac067b 100644
--- a/src/base/ftraster.c
+++ b/src/base/ftraster.c
@@ -52,10 +52,19 @@
/* */
/*************************************************************************/
+#define OLD
+
+
+#define xxxDEBUG_RAS
+#ifdef DEBUG_RAS
+#include <stdio.h>
+#endif
+
#include <ftraster.h>
#ifndef _STANDALONE_
#include <ftconfig.h>
+#include <ftdebug.h>
#endif
#ifndef EXPORT_FUNC
@@ -117,41 +126,6 @@
/*************************************************************************/
/* */
- /* FT_RASTER_ANTI_ALIAS_5 */
- /* */
- /* Define this configuration macro if you want to enable the 5-grays */
- /* anti-aliasing mode. Ignored if FT_RASTER_OPTION_ANTI_ALIAS isn't */
- /* defined. */
- /* */
-#define FT_RASTER_ANTI_ALIAS_5
-
-
- /*************************************************************************/
- /* */
- /* FT_RASTER_ANTI_ALIAS_17 */
- /* */
- /* Define this configuration macro if you want to enable the 17-grays */
- /* anti-aliasing mode. Ignored if FT_RASTER_OPTION_ANTI_ALIAS isn't */
- /* defined. */
- /* */
-/* #define FT_RASTER_ANTI_ALIAS_17 */
-
-
- /*************************************************************************/
- /* */
- /* FT_RASTER_LITTLE_ENDIAN */
- /* FT_RASTER_BIG_ENDIAN */
- /* */
- /* The default anti-alias routines are processor-independent, but */
- /* slow. Define one of these macros to suit your own system, and */
- /* enjoy greatly improved rendering speed. */
- /* */
-
-/* #define FT_RASTER_LITTLE_ENDIAN */
-/* #define FT_RASTER_BIG_ENDIAN */
-
- /*************************************************************************/
- /* */
/* FT_RASTER_CONSTANT_PRECISION */
/* */
/* Define this configuration macro if you want to use a constant */
@@ -162,7 +136,7 @@
/* This results in a speed boost, but the macro can be undefined if */
/* it results in rendering errors (mainly changed drop-outs).. */
/* */
-#define FT_RASTER_CONSTANT_PRECISION
+#undef FT_RASTER_CONSTANT_PRECISION
/*************************************************************************/
@@ -188,7 +162,7 @@
/* constant, as it speeds things a bit while keeping a very good */
/* accuracy on the bezier intersections.. */
/* */
-#define FT_DYNAMIC_BEZIER_STEPS
+#undef FT_DYNAMIC_BEZIER_STEPS
#else /* _STANDALONE_ */
@@ -223,16 +197,20 @@
#define FT_RASTER_BIG_ENDIAN
#endif
-#define FT_RASTER_CONSTANT_PRECISION
-#define FT_DYNAMIC_BEZIER_STEPS
+#undef FT_RASTER_CONSTANT_PRECISION
+#undef FT_DYNAMIC_BEZIER_STEPS
#define FT_PRECISION_BITS 8
#endif /* _STANDALONE_ */
/* to keep the compiler happy */
-#ifndef PTRACE2
-#define PTRACE2(x) /*void*/
+#ifndef FT_TRACE2
+#define FT_TRACE2(x) /*void*/
+#endif
+
+#ifndef FT_TRACE4
+#define FT_TRACE4(x) /* void */
#endif
/*************************************************************************/
@@ -302,6 +280,7 @@
/* `->' */
#define ras (*raster)
+#define UNUSED_RASTER (void)raster;
/*************************************************************************/
/* */
@@ -706,7 +685,6 @@
long o;
long x;
-
x = ras.cursor[-1];
switch ( ras.cur_prof->flow )
@@ -1001,7 +979,7 @@
int n;
- PTRACE2(( "EXTREMA += %d", y ));
+ FT_TRACE2(( "EXTREMA += %d", y ));
n = ras.n_extrema - 1;
extrema = ras.pool_size - ras.n_extrema;
@@ -1069,7 +1047,7 @@
switch ( p->flow )
{
case Flow_Down:
- PTRACE2(( "FLOW DOWN (start = %d, height = %d)",
+ FT_TRACE2(( "FLOW DOWN (start = %d, height = %d)",
p->start, p->height ));
bottom = p->start - p->height+1;
top = p->start;
@@ -1079,7 +1057,7 @@
case Flow_Up:
default:
- PTRACE2(( "FLOW UP (start = %d, height = %d)",
+ FT_TRACE2(( "FLOW UP (start = %d, height = %d)",
p->start, p->height ));
bottom = p->start;
top = p->start + p->height-1;
@@ -1099,6 +1077,19 @@
return SUCCESS;
}
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** COMPUTE SCAN-LINE INTERSECTIONS FROM SEGMENTS ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
/*************************************************************************/
/* */
@@ -1154,6 +1145,11 @@
/* clip to lower scanline when necessary */
if ( y1 < miny )
{
+#ifdef OLD
+ x1 += FT_MulDiv( Dx, miny-y1, Dy );
+ e1 = TRUNC( miny );
+ f1 = 0;
+#else
TPos x, y;
/* we use a binary search to compute the lower
@@ -1182,6 +1178,7 @@
e1 = TRUNC( miny );
f1 = 0;
+#endif
}
else
{
@@ -1223,6 +1220,22 @@
return FAILURE;
}
+#ifdef OLD
+ if ( Dx > 0 )
+ {
+ Ix = ( PRECISION*Dx ) / Dy;
+ Rx = ( PRECISION*Dx ) % Dy;
+ Dx = 1;
+ }
+ else
+ {
+ Ix = -( (PRECISION*-Dx) / Dy );
+ Rx = (PRECISION*-Dx) % Dy;
+ Dx = -1;
+ }
+
+ Ax = -Dy;
+#else
/* compute decision variables and push the intersections on top */
/* of the render pool */
Dx <<= PRECISION_BITS;
@@ -1237,6 +1250,7 @@
Ax = -Dy;
Rx <<= 1;
Dy <<= 1;
+#endif
top = ras.cursor;
@@ -1251,7 +1265,11 @@
if ( Ax >= 0 )
{
Ax -= Dy;
+#ifdef OLD
+ x1 += Dx;
+#else
x1 ++;
+#endif
}
size--;
}
@@ -1416,10 +1434,18 @@
e2 = FLOOR( y2 ); /* integer end y */
+#ifdef OLD
+ if ( e2 > maxy )
+ e2 = maxy;
+
+ e0 = miny;
+#else
if ( e2 > maxy )
e2 = FLOOR(maxy);
e0 = CEILING(miny);
+#endif
+
if ( y1 < miny )
{
@@ -1466,6 +1492,7 @@
return FAILURE;
}
+
#ifdef FT_DYNAMIC_BEZIER_STEPS
/* compute dynamic bezier step threshold */
threshold = Dynamic_Bezier_Threshold( RAS_VAR_ degree, arc );
@@ -1487,7 +1514,11 @@
{
y1 = arc[degree].y; /* start y of top-most arc */
+#ifdef OLD
+ if ( y2-y1 >= PRECISION_STEP )
+#else
if ( y2 >= e + PRECISION || y2 - y1 >= threshold )
+#endif
{
/* if the arc's height is too great, split it */
splitter( arc );
@@ -1573,6 +1604,19 @@
}
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** SPLITTING CONIC AND CUBIC BEZIERS IN HALF ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
#ifdef FT_RASTER_CONIC_BEZIERS
/*************************************************************************/
@@ -1608,60 +1652,7 @@
base[2].y = ( a + b ) / 2;
}
-
- /*************************************************************************/
- /* */
- /* <Function> */
- /* Push_Conic */
- /* */
- /* <Description> */
- /* Clears the Bezier stack and pushes a new arc on top of it. */
- /* */
- /* <Input> */
- /* p2 :: A pointer to the second (control) point. */
- /* p3 :: A pointer to the third (end) point. */
- /* */
- /* <Note> */
- /* The first point is taken as `raster->last', so it doesn't appear */
- /* in the signature. */
- /* */
- static
- void Push_Conic( RAS_ARG_ FT_Vector* p2,
- FT_Vector* p3 )
- {
-#undef STORE
-#define STORE( _arc, point ) \
- { \
- TPos x = SCALED( point->x ); \
- TPos y = SCALED( point->y ); \
- \
- \
- if ( ras.flipped ) \
- { \
- _arc.x = y; \
- _arc.y = x; \
- } \
- else \
- { \
- _arc.x = x; \
- _arc.y = y; \
- } \
- }
-
- TPoint* arc;
-
-
- ras.arc = arc = ras.arcs;
-
- arc[2] = ras.last;
- STORE( arc[1], p2 );
- STORE( arc[0], p3 );
-#undef STORE
- }
-
-#endif /* FT_RASTER_CONIC_BEZIERS */
-
-
+#endif
#ifdef FT_RASTER_CUBIC_BEZIERS
@@ -1705,63 +1696,21 @@
base[3].y = ( a + b + 1 ) >> 1;
}
+#endif /* FT_RASTER_CUBIC_BEZIERS */
- /*************************************************************************/
- /* */
- /* <Function> */
- /* Push_Cubic */
- /* */
- /* <Description> */
- /* Clears the Bezier stack and pushes a new third-order Bezier arc on */
- /* top of it. */
- /* */
- /* <Input> */
- /* p2 :: A pointer to the second (control) point. */
- /* p3 :: A pointer to the third (control) point. */
- /* p4 :: A pointer to the fourth (end) point. */
- /* */
- /* <Note> */
- /* The first point is taken as `raster->last', so it doesn't appear */
- /* in the signature. */
- /* */
- /* This is the same as Push_Conic(), except that it deals with */
- /* third-order Beziers. */
- /* */
- static
- void Push_Cubic( RAS_ARG_ FT_Vector* p2,
- FT_Vector* p3,
- FT_Vector* p4 )
- {
-#undef STORE
-#define STORE( _arc, point ) \
- { \
- TPos x = SCALED( point->x ); \
- TPos y = SCALED( point->y ); \
- \
- if ( ras.flipped ) \
- { \
- _arc.x = y; \
- _arc.y = x; \
- } \
- else \
- { \
- _arc.x = x; \
- _arc.y = y; \
- } \
- }
-
- TPoint* arc;
- ras.arc = arc = ras.arcs;
-
- arc[3] = ras.last;
- STORE( arc[2], p2 );
- STORE( arc[1], p3 );
- STORE( arc[0], p4 );
-#undef STORE
- }
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** PROCESSING OUTLINE SEGMENTS ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
-#endif /* FT_RASTER_CUBIC_BEZIERS */
/*************************************************************************/
@@ -1945,6 +1894,56 @@
#ifdef FT_RASTER_CONIC_BEZIERS
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Push_Conic */
+ /* */
+ /* <Description> */
+ /* Clears the Bezier stack and pushes a new arc on top of it. */
+ /* */
+ /* <Input> */
+ /* p2 :: A pointer to the second (control) point. */
+ /* p3 :: A pointer to the third (end) point. */
+ /* */
+ /* <Note> */
+ /* The first point is taken as `raster->last', so it doesn't appear */
+ /* in the signature. */
+ /* */
+ static
+ void Push_Conic( RAS_ARG_ FT_Vector* p2,
+ FT_Vector* p3 )
+ {
+#undef STORE
+#define STORE( _arc, point ) \
+ { \
+ TPos x = SCALED( point->x ); \
+ TPos y = SCALED( point->y ); \
+ \
+ \
+ if ( ras.flipped ) \
+ { \
+ _arc.x = y; \
+ _arc.y = x; \
+ } \
+ else \
+ { \
+ _arc.x = x; \
+ _arc.y = y; \
+ } \
+ }
+
+ TPoint* arc;
+
+
+ ras.arc = arc = ras.arcs;
+
+ arc[2] = ras.last;
+ STORE( arc[1], p2 );
+ STORE( arc[0], p3 );
+#undef STORE
+ }
+
/*************************************************************************/
/* */
@@ -2063,12 +2062,66 @@
return ErrRaster_Invalid_Outline;
}
-
#endif /* FT_RASTER_CONIC_BEZIERS */
#ifdef FT_RASTER_CUBIC_BEZIERS
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Push_Cubic */
+ /* */
+ /* <Description> */
+ /* Clears the Bezier stack and pushes a new third-order Bezier arc on */
+ /* top of it. */
+ /* */
+ /* <Input> */
+ /* p2 :: A pointer to the second (control) point. */
+ /* p3 :: A pointer to the third (control) point. */
+ /* p4 :: A pointer to the fourth (end) point. */
+ /* */
+ /* <Note> */
+ /* The first point is taken as `raster->last', so it doesn't appear */
+ /* in the signature. */
+ /* */
+ /* This is the same as Push_Conic(), except that it deals with */
+ /* third-order Beziers. */
+ /* */
+ static
+ void Push_Cubic( RAS_ARG_ FT_Vector* p2,
+ FT_Vector* p3,
+ FT_Vector* p4 )
+ {
+#undef STORE
+#define STORE( _arc, point ) \
+ { \
+ TPos x = SCALED( point->x ); \
+ TPos y = SCALED( point->y ); \
+ \
+ if ( ras.flipped ) \
+ { \
+ _arc.x = y; \
+ _arc.y = x; \
+ } \
+ else \
+ { \
+ _arc.x = x; \
+ _arc.y = y; \
+ } \
+ }
+
+ TPoint* arc;
+ ras.arc = arc = ras.arcs;
+
+ arc[3] = ras.last;
+ STORE( arc[2], p2 );
+ STORE( arc[1], p3 );
+ STORE( arc[0], p4 );
+
+#undef STORE
+ }
+
/*************************************************************************/
/* */
@@ -2480,12 +2533,17 @@
/* Drop-out control */
e1 = TRUNC( CEILING( x1 ) );
+
if ( x2 - x1 - PRECISION <= PRECISION_JITTER )
e2 = e1;
else
e2 = TRUNC( FLOOR( x2 ) );
+#ifdef OLD
+ if ( e2 >= 0 && e1 < ras.bit_width )
+#else
if ( e1 <= e2 && e2 >= 0 && e1 < ras.bit_width )
+#endif
{
if ( e1 < 0 ) e1 = 0;
if ( e2 >= ras.bit_width ) e2 = ras.bit_width - 1;
@@ -2916,6 +2974,7 @@
int Vertical_Gray_Test_Pixel( RAS_ARG_ TScan y,
int x )
{
+ UNUSED_RASTER
UNUSED( y );
#if 0
@@ -3163,6 +3222,7 @@
return ( x >= 0 && x < ras.target.rows &&
*pixel >= 64 );
#else
+ UNUSED_RASTER
UNUSED(y);
UNUSED(x);
return 0;
@@ -3321,6 +3381,9 @@
TProfileList wait;
TProfileList draw;
+ #ifdef DEBUG_RAS
+ int y_set = 0;
+ #endif
/* Init empty linked lists */
Init_Linked( &wait );
@@ -3355,9 +3418,9 @@
}
/* Now inits the sweep */
- PTRACE2(( "draw_sweep: initialize sweep\n" ));
+ FT_TRACE2(( "draw_sweep: initialize sweep\n" ));
ras.render.init( RAS_VAR_ &min_Y, &max_Y );
- PTRACE2(( " init min_y = %d, max_y = %d\n", min_Y, max_Y ));
+ FT_TRACE2(( " init min_y = %d, max_y = %d\n", min_Y, max_Y ));
/* Then compute the distance of each profile from min_Y */
P = wait;
@@ -3375,7 +3438,7 @@
ras.pool_size[-ras.n_extrema] == min_Y )
ras.n_extrema--;
- PTRACE2(( "starting loop with n_extrema = %d", ras.n_extrema ));
+ FT_TRACE2(( "starting loop with n_extrema = %d", ras.n_extrema ));
while ( ras.n_extrema > 0 )
{
PProfile prof = wait;
@@ -3404,7 +3467,7 @@
y_change = ras.pool_size[-ras.n_extrema--];
y_height = y_change - y;
- PTRACE2(( ">>> y = %d, y_change = %d, y_height = %d",
+ FT_TRACE2(( ">>> y = %d, y_change = %d, y_height = %d",
y, y_change, y_height ));
while ( y < y_change )
@@ -3423,7 +3486,7 @@
window = left->flow;
prof = left->link;
- PTRACE2(( ">>> line y = %d", y ));
+ FT_TRACE2(( ">>> line y = %d", y ));
while ( prof )
{
@@ -3463,7 +3526,15 @@
}
}
- PTRACE2(( "drawing span ( y=%d, x1=%d, x2=%d )", y, x1, x2 ));
+ FT_TRACE2(( "drawing span ( y=%d, x1=%d, x2=%d )", y, x1, x2 ));
+ #ifdef DEBUG_RAS
+ if (!y_set)
+ {
+ y_set = 1;
+ fprintf( stderr, "%3d", y );
+ }
+ fprintf( stderr, " [%.2f-%.2f]", x1*1.0/PRECISION, x2*1.0/PRECISION );
+ #endif
ras.render.span( RAS_VAR_ y, x1, x2 );
Skip_To_Next:
@@ -3482,16 +3553,23 @@
ras.render.step( RAS_VAR );
y++;
+ #ifdef DEBUG_RAS
+ if (y_set)
+ {
+ fprintf( stderr, "\n" );
+ y_set = 0;
+ }
+ #endif
if ( y < y_change )
Sort( &draw );
- PTRACE2(( "line sorted for next operation" ));
+ FT_TRACE4(( "line sorted for next operation" ));
}
/* Now finalize the profiles that needs it */
- PTRACE2(( "finalizing profiles..." ));
+ FT_TRACE2(( "finalizing profiles..." ));
{
PProfile prof, next;
@@ -3505,7 +3583,7 @@
}
}
- PTRACE2(( "profiles finalized for this run" ));
+ FT_TRACE2(( "profiles finalized for this run" ));
}
/* for gray-scaling, flushes the bitmap scanline cache */
@@ -3543,9 +3621,18 @@ Scan_DropOuts :
left = ( ras.flipped ? P_Right : P_Left );
right = ( ras.flipped ? P_Left : P_Right );
- PTRACE2(( "performing drop-out control ( x1= %d, x2 = %d )",
+ FT_TRACE2(( "performing drop-out control ( x1= %d, x2 = %d )",
x1, x2 ));
+ #ifdef DEBUG_RAS
+ if (!y_set)
+ {
+ y_set = 1;
+ fprintf( stderr, "%3d", y );
+ }
+ fprintf( stderr, " <%.2f-%.2f>", P_Left->X*1.0/PRECISION, P_Right->X*1.0/PRECISION );
+ #endif
+
e1 = CEILING( x1 );
e2 = FLOOR ( x2 );
@@ -3611,7 +3698,7 @@ Scan_DropOuts :
goto Next_Dropout;
}
- PTRACE2(( " -> setting pixel" ));
+ FT_TRACE2(( " -> setting pixel" ));
ras.render.set_pixel( RAS_VAR_ y,
TRUNC( e1 ),
(x2 - x1) >> ras.scale_shift );
@@ -3647,7 +3734,7 @@ Scan_DropOuts :
band = ras.band_stack;
- PTRACE2(( "raster: entering render_single_pass (flipped = %d)\n",
+ FT_TRACE2(( "raster: entering render_single_pass (flipped = %d)\n",
flipped ));
while ( band >= ras.band_stack )
@@ -3658,7 +3745,7 @@ Scan_DropOuts :
ras.cursor = ras.pool;
ras.error = 0;
- PTRACE2(( "raster: band = [ %d, %d ]\n",
+ FT_TRACE2(( "raster: band = [ %d, %d ]\n",
band[0].y_min,
band[0].y_max ));
@@ -3671,7 +3758,7 @@ Scan_DropOuts :
return FAILURE;
ras.error = ErrRaster_Ok;
- PTRACE2(( "conversion failure, performing sub-banding\n" ));
+ FT_TRACE2(( "conversion failure, performing sub-banding\n" ));
/* sub-banding */
@@ -3698,7 +3785,7 @@ Scan_DropOuts :
}
else
{
- PTRACE2(( "conversion succeeded, span drawing sweep\n" ));
+ FT_TRACE2(( "conversion succeeded, span drawing sweep\n" ));
#if 1 /* for debugging */
if ( ras.start_prof )
if ( Draw_Sweep( RAS_VAR ) )
@@ -3708,7 +3795,7 @@ Scan_DropOuts :
}
}
- PTRACE2(( "raster: exiting render_single_pass\n" ));
+ FT_TRACE2(( "raster: exiting render_single_pass\n" ));
return SUCCESS; /* success */
}
diff --git a/src/base/ftstream.h b/src/base/ftstream.h
index 0148af3..dc6017e 100644
--- a/src/base/ftstream.h
+++ b/src/base/ftstream.h
@@ -68,6 +68,9 @@ typedef struct FT_Frame_Field_
#define FT_MAKE_EMPTY_FIELD( frame_op ) { frame_op, 0, 0 }
+#define FT_FRAME_START(s) { ft_frame_start, 0, s }
+#define FT_FRAME_END { ft_frame_end, 0, 0 }
+
#define FT_FRAME_LONG(s,f) FT_FRAME_FIELD( ft_frame_long_be, s, f )
#define FT_FRAME_ULONG(s,f) FT_FRAME_FIELD( ft_frame_ulong_be, s, f )
#define FT_FRAME_SHORT(s,f) FT_FRAME_FIELD( ft_frame_short_be, s, f )
diff --git a/src/sfnt/ttload.c b/src/sfnt/ttload.c
index 07d7993..211ee4a 100644
--- a/src/sfnt/ttload.c
+++ b/src/sfnt/ttload.c
@@ -151,10 +151,10 @@
#ifdef READ_FIELDS
const FT_Frame_Field ttc_header_fields[] = {
- { ft_frame_start, 0, 8 }, /* frame of 8 bytes */
+ FT_FRAME_START(8), /* frame of 8 bytes */
FT_FRAME_LONG( TTC_Header, version ),
FT_FRAME_LONG( TTC_Header, DirCount ),
- { ft_frame_end, 0, 0 } };
+ FT_FRAME_END };
#endif
FT_TRACE2(( "TT_Load_Format_Tag(%08lx, %ld )\n",
@@ -256,12 +256,12 @@
FT_Memory memory = stream->memory;
#ifdef READ_FIELDS
const FT_Frame_Field table_dir_fields[] = {
- { ft_frame_start, 0, 8 },
+ FT_FRAME_START(8),
FT_FRAME_USHORT( TT_TableDir, numTables ),
FT_FRAME_USHORT( TT_TableDir, searchRange ),
FT_FRAME_USHORT( TT_TableDir, entrySelector ),
FT_FRAME_USHORT( TT_TableDir, rangeShift ),
- { ft_frame_end, 0 , 0 } };
+ FT_FRAME_END };
#endif
TT_TableDir tableDir;
@@ -438,8 +438,8 @@
TT_Error error;
TT_Header* header;
#ifdef READ_FIELDS
- const FT_Frame_Field header_fields[] = {
- { ft_frame_start, 0, 54 },
+ static const FT_Frame_Field header_fields[] = {
+ FT_FRAME_START(54),
FT_FRAME_ULONG( TT_Header, Table_Version ),
FT_FRAME_ULONG( TT_Header, Font_Revision ),
FT_FRAME_LONG( TT_Header, CheckSum_Adjust ),
@@ -459,7 +459,7 @@
FT_FRAME_SHORT( TT_Header, Font_Direction ),
FT_FRAME_SHORT( TT_Header, Index_To_Loc_Format ),
FT_FRAME_SHORT( TT_Header, Glyph_Data_Format ),
- { ft_frame_end } };
+ FT_FRAME_END };
#endif
FT_TRACE2(( "Load_TT_Header( %08lx )\n", (TT_Long)face ));
@@ -539,7 +539,7 @@
TT_MaxProfile* maxProfile = &face->max_profile;
#ifdef READ_FIELDS
const FT_Frame_Field maxp_fields[] = {
- { ft_frame_start, 0, 32 },
+ FT_FRAME_START(32),
FT_FRAME_ULONG( TT_MaxProfile, version ),
FT_FRAME_USHORT( TT_MaxProfile, numGlyphs ),
FT_FRAME_USHORT( TT_MaxProfile, maxPoints ),
@@ -555,7 +555,7 @@
FT_FRAME_USHORT( TT_MaxProfile, maxSizeOfInstructions ),
FT_FRAME_USHORT( TT_MaxProfile, maxComponentElements ),
FT_FRAME_USHORT( TT_MaxProfile, maxComponentDepth ),
- { ft_frame_end } };
+ FT_FRAME_END };
#endif
FT_TRACE2(( "Load_TT_MaxProfile( %08lx )\n", (TT_Long)face ));
@@ -785,7 +785,7 @@
TT_HoriHeader* header;
#ifdef READ_FIELDS
const FT_Frame_Field metrics_header_fields[] = {
- { ft_frame_start, 0, 36 },
+ FT_FRAME_START(36),
FT_FRAME_ULONG( TT_HoriHeader, Version ),
FT_FRAME_SHORT( TT_HoriHeader, Ascender ),
FT_FRAME_SHORT( TT_HoriHeader, Descender ),
@@ -803,7 +803,7 @@
FT_FRAME_SHORT( TT_HoriHeader, Reserved[4] ),
FT_FRAME_SHORT( TT_HoriHeader, metric_Data_Format ),
FT_FRAME_USHORT( TT_HoriHeader, number_Of_HMetrics ),
- { ft_frame_end } };
+ FT_FRAME_END };
#endif
FT_TRACE2(( vertical ? "Vertical header " : "Horizontal header " ));
@@ -909,11 +909,11 @@
TT_NameTable* names;
#ifdef READ_FIELDS
const FT_Frame_Field name_table_fields[] = {
- { ft_frame_start, 0, 6 },
+ FT_FRAME_START(6),
FT_FRAME_USHORT( TT_NameTable, format ),
FT_FRAME_USHORT( TT_NameTable, numNameRecords ),
FT_FRAME_USHORT( TT_NameTable, storageOffset ),
- { ft_frame_end } };
+ FT_FRAME_END };
const FT_Frame_Field name_record_fields[] = {
FT_FRAME_USHORT( TT_NameRec, platformID ),
@@ -922,7 +922,7 @@
FT_FRAME_USHORT( TT_NameRec, nameID ),
FT_FRAME_USHORT( TT_NameRec, stringLength ),
FT_FRAME_USHORT( TT_NameRec, stringOffset ),
- { ft_frame_end } };
+ FT_FRAME_END };
#endif
@@ -1103,17 +1103,17 @@
#ifdef READ_FIELDS
const FT_Frame_Field cmap_fields[] = {
- { ft_frame_start, 0, 4 },
+ FT_FRAME_START(4),
FT_FRAME_USHORT( TT_CMapDir, tableVersionNumber ),
FT_FRAME_USHORT( TT_CMapDir, numCMaps ),
- { ft_frame_end } };
+ FT_FRAME_END };
const FT_Frame_Field cmap_rec_fields[] = {
- { ft_frame_start, 0, 6 },
+ FT_FRAME_START(6),
FT_FRAME_USHORT( TT_CMapTable, format ),
FT_FRAME_USHORT( TT_CMapTable, length ),
FT_FRAME_USHORT( TT_CMapTable, version ),
- { ft_frame_end } };
+ FT_FRAME_END };
#endif
FT_TRACE2(( "CMaps " ));
@@ -1219,7 +1219,7 @@
TT_OS2* os2;
#ifdef READ_FIELDS
const FT_Frame_Field os2_fields[] = {
- { ft_frame_start, 0, 78 },
+ FT_FRAME_START(78),
FT_FRAME_USHORT( TT_OS2, version ),
FT_FRAME_SHORT( TT_OS2, xAvgCharWidth ),
FT_FRAME_USHORT( TT_OS2, usWeightClass ),
@@ -1263,22 +1263,22 @@
FT_FRAME_SHORT( TT_OS2, sTypoLineGap ),
FT_FRAME_USHORT( TT_OS2, usWinAscent ),
FT_FRAME_USHORT( TT_OS2, usWinDescent ),
- { ft_frame_end } };
+ FT_FRAME_END };
const FT_Frame_Field os2_fields_extra[] = {
- { ft_frame_start, 0, 8 },
+ FT_FRAME_START(8),
FT_FRAME_ULONG( TT_OS2, ulCodePageRange1 ),
FT_FRAME_ULONG( TT_OS2, ulCodePageRange2 ),
- { ft_frame_end } };
+ FT_FRAME_END };
const FT_Frame_Field os2_fields_extra2[] = {
- { ft_frame_start, 0, 10 },
+ FT_FRAME_START(10),
FT_FRAME_SHORT( TT_OS2, sxHeight ),
FT_FRAME_SHORT( TT_OS2, sCapHeight ),
FT_FRAME_USHORT( TT_OS2, usDefaultChar ),
FT_FRAME_USHORT( TT_OS2, usBreakChar ),
FT_FRAME_USHORT( TT_OS2, usMaxContext ),
- { ft_frame_end } };
+ FT_FRAME_END };
#else
TT_Int j;
#endif
@@ -1414,7 +1414,7 @@
TT_Postscript* post = &face->postscript;
#ifdef READ_FIELDS
const FT_Frame_Field post_fields[] = {
- { ft_frame_start, 0, 32 },
+ FT_FRAME_START(32),
FT_FRAME_ULONG( TT_Postscript, FormatType ),
FT_FRAME_ULONG( TT_Postscript, italicAngle ),
FT_FRAME_SHORT( TT_Postscript, underlinePosition ),
@@ -1424,7 +1424,7 @@
FT_FRAME_ULONG( TT_Postscript, maxMemType42 ),
FT_FRAME_ULONG( TT_Postscript, minMemType1 ),
FT_FRAME_ULONG( TT_Postscript, maxMemType1 ),
- { ft_frame_end } };
+ FT_FRAME_END };
#endif
FT_TRACE2(( "PostScript " ));
diff --git a/src/truetype/ttdriver.c b/src/truetype/ttdriver.c
index f6377ff..7673f6a 100644
--- a/src/truetype/ttdriver.c
+++ b/src/truetype/ttdriver.c
@@ -621,11 +621,12 @@
switch (tag)
{
- case ft_sfnt_head: table = &face->header;
- case ft_sfnt_hhea: table = &face->horizontal;
- case ft_sfnt_vhea: table = (face->vertical_info ? &face->vertical : 0 );
- case ft_sfnt_os2: table = (face->os2.version == 0xFFFF ? 0 : &face->os2 );
- case ft_sfnt_post: table = &face->postscript;
+ case ft_sfnt_head: table = &face->header; break;
+ case ft_sfnt_hhea: table = &face->horizontal; break;
+ case ft_sfnt_vhea: table = (face->vertical_info ? &face->vertical : 0 ); break;
+ case ft_sfnt_os2: table = (face->os2.version == 0xFFFF ? 0 : &face->os2 ); break;
+ case ft_sfnt_post: table = &face->postscript; break;
+ case ft_sfnt_maxp: table = &face->max_profile; break;
default:
table = 0;
@@ -637,6 +638,8 @@
static
FTDriver_Interface tt_get_interface( TT_Driver driver, const char* interface )
{
+ (void)driver;
+
if (strcmp(interface,"get_sfnt")==0)
return (FTDriver_Interface)tt_get_sfnt_table;
diff --git a/src/truetype/ttinterp.c b/src/truetype/ttinterp.c
index b09e098..8f84abd 100644
--- a/src/truetype/ttinterp.c
+++ b/src/truetype/ttinterp.c
@@ -718,6 +718,7 @@
exec->callTop = 0;
#if 1
+ (void)debug;
return exec->face->interpreter( exec );
#else
if ( !debug )
@@ -2151,6 +2152,8 @@
TT_F26Dot6 W;
TT_Bool S1, S2;
+ UNUSED_EXEC;
+
if ( ABS( Vx ) < 0x10000L && ABS( Vy ) < 0x10000L )
{
Vx *= 0x100;
diff --git a/src/type1/t1driver.c b/src/type1/t1driver.c
index ab27fd1..23e8d03 100644
--- a/src/type1/t1driver.c
+++ b/src/type1/t1driver.c
@@ -58,6 +58,8 @@
FTDriver_Interface Get_Interface( FT_Driver driver,
const FT_String* interface )
{
+ UNUSED(driver);
+
if ( strcmp( (const char*)interface, "attach_file" ) == 0 )
return (FTDriver_Interface)T1_Read_AFM;
@@ -141,6 +143,7 @@
T1_UInt vert_resolution )
{
UNUSED(char_width);
+ UNUSED(char_height);
UNUSED(horz_resolution);
UNUSED(vert_resolution);
diff --git a/src/type1z/t1driver.c b/src/type1z/t1driver.c
index 9d2fdd9..5a3ddd2 100644
--- a/src/type1z/t1driver.c
+++ b/src/type1z/t1driver.c
@@ -58,6 +58,8 @@
FTDriver_Interface Get_Interface( FT_Driver driver,
const FT_String* interface )
{
+ UNUSED(driver);
+
if ( strcmp( (const char*)interface, "attach_file" ) == 0 )
return (FTDriver_Interface)T1_Read_AFM;
@@ -141,6 +143,7 @@
T1_UInt vert_resolution )
{
UNUSED(char_width);
+ UNUSED(char_height);
UNUSED(horz_resolution);
UNUSED(vert_resolution);
diff --git a/src/type1z/t1load.c b/src/type1z/t1load.c
index 5877b86..447894c 100644
--- a/src/type1z/t1load.c
+++ b/src/type1z/t1load.c
@@ -651,6 +651,8 @@
static
void t1_init_loader( T1_Loader* loader, T1_Face face )
{
+ UNUSED(face);
+
MEM_Set( loader, 0, sizeof(*loader) );
loader->num_glyphs = 0;
loader->num_chars = 0;
diff --git a/src/type1z/t1objs.c b/src/type1z/t1objs.c
index 860f7f4..32c7cbf 100644
--- a/src/type1z/t1objs.c
+++ b/src/type1z/t1objs.c
@@ -167,8 +167,9 @@
T1_Error error;
PSNames_Interface* psnames;
- (void)face_index;
- (void)face;
+ UNUSED(face_index);
+ UNUSED(face);
+ UNUSED(stream);
face->root.num_faces = 1;
diff --git a/src/type1z/t1parse.c b/src/type1z/t1parse.c
index 997631b..a1f4be9 100644
--- a/src/type1z/t1parse.c
+++ b/src/type1z/t1parse.c
@@ -212,7 +212,7 @@
{
FT_Memory memory = table->memory;
- if (table->init == 0xdeadbeef)
+ if (table->init == (FT_Long)0xdeadbeef)
{
FREE( table->block );
FREE( table->elements );