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fixed a bug which prevented the raster from correctly

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performing horizontal dropout control..
This commit is contained in:
David Turner 2000-01-13 18:20:28 +00:00
parent 454a428542
commit 4f2d5b9a48
1 changed files with 10 additions and 5 deletions
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15
src/base/ftraster.c
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@ -3307,7 +3307,9 @@
{
b = bits[0];
if (b < 127) b++;
bits[0] = (64-x1) + (b >> 1);
b = (Byte)((64-x1) + (b >> 1));
/* if (b < 32) b = 32; */
bits[0] = b;
if ( ras.precision > 64 )
{
@ -3331,14 +3333,18 @@
bits += incr;
b = bits[0];
if (b < 127) b++;
bits[0] = (Byte)(x2 + (b >> 1));
b = (Byte)(x2 + (b >> 1));
/* if (b < 32) b = 32; */
bits[0] = b;
}
}
else
{
b = bits[0];
if (b < 127) b++;
bits[0] = (Byte)((b >> 1)+(x2-x1));
b = (Byte)((b >> 1)+(x2-x1));
/* if (b < 32) b = 32; */
bits[0] = b;
}
}
}
@ -3411,9 +3417,8 @@
color += *pixel;
if (color < 64)
color = 64;
/*
*pixel = (color >= 127 ? 127 : (unsigned char)color );
*/
}
}