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#include <freetype/freetype.h>
#include <freetype/ftbbox.h>
#include <time.h> /* for clock() */
/* SunOS 4.1.* does not define CLOCKS_PER_SEC, so include <sys/param.h> */
/* to get the HZ macro which is the equivalent. */
#if defined(__sun__) && !defined(SVR4) && !defined(__SVR4)
#include <sys/param.h>
#define CLOCKS_PER_SEC HZ
#endif
static long
get_time( void )
{
return clock() * 10000L / CLOCKS_PER_SEC;
}
/* test bbox computations */
#define XSCALE 65536
#define XX(x) ((FT_Pos)(x*XSCALE))
#define XVEC(x,y) { XX(x), XX(y) }
#define XVAL(x) ((x)/(1.0*XSCALE))
/* dummy outline #1 */
static FT_Vector dummy_vec_1[4] =
{
#if 1
XVEC( 408.9111, 535.3164 ),
XVEC( 455.8887, 634.396 ),
XVEC( -37.8765, 786.2207 ),
XVEC( 164.6074, 535.3164 )
#else
{ (FT_Int32)0x0198E93DL , (FT_Int32)0x021750FFL }, /* 408.9111, 535.3164 */
{ (FT_Int32)0x01C7E312L , (FT_Int32)0x027A6560L }, /* 455.8887, 634.3960 */
{ (FT_Int32)0xFFDA1F9EL , (FT_Int32)0x0312387FL }, /* -37.8765, 786.2207 */
{ (FT_Int32)0x00A49B7EL , (FT_Int32)0x021750FFL } /* 164.6074, 535.3164 */
#endif
};
static char dummy_tag_1[4] =
{
FT_CURVE_TAG_ON,
FT_CURVE_TAG_CUBIC,
FT_CURVE_TAG_CUBIC,
FT_CURVE_TAG_ON
};
static short dummy_contour_1[1] =
{
3
};
static FT_Outline dummy_outline_1 =
{
1,
4,
dummy_vec_1,
dummy_tag_1,
dummy_contour_1,
0
};
/* dummy outline #2 */
static FT_Vector dummy_vec_2[4] =
{
XVEC( 100.0, 100.0 ),
XVEC( 100.0, 200.0 ),
XVEC( 200.0, 200.0 ),
XVEC( 200.0, 133.0 )
};
static FT_Outline dummy_outline_2 =
{
1,
4,
dummy_vec_2,
dummy_tag_1,
dummy_contour_1,
0
};
/* dummy outline #3 with bbox of [0 100 128 128] precisely */
static FT_Vector dummy_vec_3[4] =
{
XVEC( 100.0, 127.0 ),
XVEC( 200.0, 127.0 ),
XVEC( 0.0, 136.0 ),
XVEC( 0.0, 100.0 )
};
static FT_Outline dummy_outline_3 =
{
1,
4,
dummy_vec_3,
dummy_tag_1,
dummy_contour_1,
0
};
static void
dump_outline( FT_Outline* outline )
{
FT_BBox bbox;
/* compute and display cbox */
FT_Outline_Get_CBox( outline, &bbox );
printf( "cbox = [%.2f %.2f %.2f %.2f]\n",
XVAL( bbox.xMin ),
XVAL( bbox.yMin ),
XVAL( bbox.xMax ),
XVAL( bbox.yMax ) );
/* compute and display bbox */
FT_Outline_Get_BBox( outline, &bbox );
printf( "bbox = [%.2f %.2f %.2f %.2f]\n",
XVAL( bbox.xMin ),
XVAL( bbox.yMin ),
XVAL( bbox.xMax ),
XVAL( bbox.yMax ) );
}
static void
profile_outline( FT_Outline* outline,
long repeat )
{
FT_BBox bbox;
long count;
long time0;
time0 = get_time();
for ( count = repeat; count > 0; count-- )
FT_Outline_Get_CBox( outline, &bbox );
time0 = get_time() - time0;
printf( "time = %6.3f cbox = [%8.4f %8.4f %8.4f %8.4f]\n",
((double)time0/10000.0),
XVAL( bbox.xMin ),
XVAL( bbox.yMin ),
XVAL( bbox.xMax ),
XVAL( bbox.yMax ) );
printf( "cbox_hex = [%08X %08X %08X %08X]\n",
bbox.xMin, bbox.yMin, bbox.xMax, bbox.yMax );
time0 = get_time();
for ( count = repeat; count > 0; count-- )
FT_Outline_Get_BBox( outline, &bbox );
time0 = get_time() - time0;
printf( "time = %6.3f bbox = [%8.4f %8.4f %8.4f %8.4f]\n",
((double)time0/10000.0),
XVAL( bbox.xMin ),
XVAL( bbox.yMin ),
XVAL( bbox.xMax ),
XVAL( bbox.yMax ) );
printf( "bbox_hex = [%08X %08X %08X %08X]\n",
bbox.xMin, bbox.yMin, bbox.xMax, bbox.yMax );
}
#define REPEAT 1000000L
int main( int argc, char** argv )
{
printf( "outline #1\n" );
profile_outline( &dummy_outline_1, REPEAT );
printf( "outline #2\n" );
profile_outline( &dummy_outline_2, REPEAT );
printf( "outline #3\n" );
profile_outline( &dummy_outline_3, REPEAT );
return 0;
}