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legacy-imlib2
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fix that bitchift.. 

SVN revision: 1106
This commit is contained in:
Carsten Haitzler 1999-11-01 16:54:49 +00:00
parent ad597fef7d
commit 7cddd1c035
1 changed files with 12 additions and 12 deletions
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24
blend.c
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@ -238,7 +238,7 @@ __imlib_BlendRGBAToRGBA(DATA32 *src, int src_jump, DATA32 *dst, int dst_jump,
tmp = (b - bb) * a;
nb = bb + ((tmp + (tmp >> 8) + 0x80) >> 8);
tmp = a + aa;
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 9)));
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 8)));
*p2 = (na << 24) | (nr << 16) |
(ng << 8) | nb;
}
@ -362,7 +362,7 @@ __imlib_AddBlendRGBAToRGBA(DATA32 *src, int src_jump, DATA32 *dst, int dst_jump,
tmp = bb + ((b * a) >> 8);
nb = (tmp | ((tmp & 256) - ((tmp & 256) >> 8)));
tmp = a + aa;
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 9)));
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 8)));
*p2 = (na << 24) | (nr << 16) |
(ng << 8) | nb;
}
@ -528,7 +528,7 @@ __imlib_SubBlendRGBAToRGBA(DATA32 *src, int src_jump, DATA32 *dst, int dst_jump,
tmp = bb - ((b * a) >> 8);
nb = tmp & (~(tmp >> 8));
tmp = a + aa;
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 9)));
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 8)));
*p2 = (na << 24) | (nr << 16) |
(ng << 8) | nb;
}
@ -608,7 +608,7 @@ __imlib_SubCopyRGBAToRGBA(DATA32 *src, int src_jump, DATA32 *dst, int dst_jump,
tmp = bb - b;
nb = tmp & (~(tmp >> 8));
tmp = a + aa;
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 9)));
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 8)));
*p2 = (na << 24) | (nr << 16) | (ng << 8) | nb;
p1++;
p2++;
@ -695,7 +695,7 @@ __imlib_ReBlendRGBAToRGBA(DATA32 *src, int src_jump, DATA32 *dst, int dst_jump,
tmp = bb + (((b - 127) * a) >> 7);
nb = (tmp | ((tmp & 256) - ((tmp & 256) >> 8))) & (~(tmp >> 9));
tmp = a + aa;
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 9)));
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 8)));
*p2 = (na << 24) | (nr << 16) |
(ng << 8) | nb;
}
@ -775,7 +775,7 @@ __imlib_ReCopyRGBAToRGBA(DATA32 *src, int src_jump, DATA32 *dst, int dst_jump,
tmp = bb + ((b - 127) << 1);
nb = (tmp | ((tmp & 256) - ((tmp & 256) >> 8))) & (~(tmp >> 9));
tmp = a + aa;
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 9)));
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 8)));
*p2 = (na << 24) | (nr << 16) | (ng << 8) | nb;
p1++;
p2++;
@ -886,7 +886,7 @@ __imlib_BlendRGBAToRGBACmod(DATA32 *src, int src_jump, DATA32 *dst, int dst_jump
tmp = (b - bb) * a;
nb = bb + ((tmp + (tmp >> 8) + 0x80) >> 8);
tmp = a + aa;
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 9)));
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 8)));
*p2 = (na << 24) | (nr << 16) |
(ng << 8) | nb;
}
@ -1034,7 +1034,7 @@ __imlib_AddBlendRGBAToRGBACmod(DATA32 *src, int src_jump, DATA32 *dst, int dst_j
tmp = bb + ((b * a) >> 8);
nb = (tmp | ((tmp & 256) - ((tmp & 256) >> 8)));
tmp = a + aa;
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 9)));
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 8)));
*p2 = (na << 24) | (nr << 16) |
(ng << 8) | nb;
}
@ -1208,7 +1208,7 @@ __imlib_SubBlendRGBAToRGBACmod(DATA32 *src, int src_jump, DATA32 *dst, int dst_j
tmp = bb - ((b * a) >> 8);
nb = tmp & (~(tmp >> 8));
tmp = a + aa;
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 9)));
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 8)));
*p2 = (na << 24) | (nr << 16) |
(ng << 8) | nb;
}
@ -1292,7 +1292,7 @@ __imlib_SubCopyRGBAToRGBACmod(DATA32 *src, int src_jump, DATA32 *dst, int dst_ju
tmp = bb - b;
nb = tmp & (~(tmp >> 8));
tmp = a + aa;
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 9)));
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 8)));
*p2 = (na << 24) | (nr << 16) | (ng << 8) | nb;
p1++;
p2++;
@ -1383,7 +1383,7 @@ __imlib_ReBlendRGBAToRGBACmod(DATA32 *src, int src_jump, DATA32 *dst, int dst_ju
tmp = bb + (((b - 127) * a) >> 7);
nb = (tmp | ((tmp & 256) - ((tmp & 256) >> 8))) & (~(tmp >> 9));
tmp = a + aa;
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 9)));
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 8)));
*p2 = (na << 24) | (nr << 16) |
(ng << 8) | nb;
}
@ -1467,7 +1467,7 @@ __imlib_ReCopyRGBAToRGBACmod(DATA32 *src, int src_jump, DATA32 *dst, int dst_jum
tmp = bb + ((b - 127) << 1);
nb = (tmp | ((tmp & 256) - ((tmp & 256) >> 8))) & (~(tmp >> 9));
tmp = a + aa;
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 9)));
na = (tmp | ((tmp & 256) - ((tmp & 256) >> 8)));
*p2 = (na << 24) | (nr << 16) | (ng << 8) | nb;
p1++;
p2++;