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#ifdef SMOOTH
{
while (ww > 0)
{
# ifdef COLBLACK
*d = 0xff000000; // col
# else
FPc u1, v1, u2, v2;
FPc rv, ru;
DATA32 val1, val2, val3, val4;
u1 = u;
if (u1 < 0) u1 = 0;
else if (u1 >= swp) u1 = swp - 1;
v1 = v;
if (v1 < 0) v1 = 0;
else if (v1 >= shp) v1 = shp - 1;
u2 = u1 + FPFPI1;
if (u2 >= swp) u2 = swp - 1;
v2 = v1 + FPFPI1;
if (v2 >= shp) v2 = shp - 1;
ru = (u >> (FP + FPI - 8)) & 0xff;
rv = (v >> (FP + FPI - 8)) & 0xff;
s = sp + ((v1 >> (FP + FPI)) * sw) +
(u1 >> (FP + FPI));
val1 = *s;
s = sp + ((v1 >> (FP + FPI)) * sw) +
(u2 >> (FP + FPI));
val2 = *s;
s = sp + ((v2 >> (FP + FPI)) * sw) +
(u1 >> (FP + FPI));
val3 = *s;
s = sp + ((v2 >> (FP + FPI)) * sw) +
(u2 >> (FP + FPI));
val4 = *s;
# ifdef SCALE_USING_MMX
MOV_A2R(rv, mm4);
MOV_A2R(ru, mm6);
MOV_P2R(val1, mm1, mm0);
if (val1 | val2)
{
MOV_P2R(val2, mm2, mm0);
INTERP_256_R2R(mm6, mm2, mm1, mm5);
}
MOV_P2R(val3, mm2, mm0);
if (val3 | val4)
{
MOV_P2R(val4, mm3, mm0);
INTERP_256_R2R(mm6, mm3, mm2, mm5);
}
INTERP_256_R2R(mm4, mm2, mm1, mm5);
# ifdef COLMUL
cc = cv >> 16; // col
cv += cd; // col
MOV_A2R(cc, mm2); // col
MOV_P2R(c1, mm3, mm0); // col
MOV_P2R(c2, mm4, mm0); // col
INTERP_256_R2R(mm2, mm4, mm3, mm5); // col
MUL4_SYM_R2R(mm3, mm1, mm5); // col
# endif
MOV_R2P(mm1, *d, mm0);
# else
val1 = INTERP_256(ru, val2, val1);
val3 = INTERP_256(ru, val4, val3);
val1 = INTERP_256(rv, val3, val1); // col
# ifdef COLMUL
val2 = INTERP_256((cv >> 16), c2, c1); // col
*d = MUL4_SYM(val2, val1); // col
cv += cd; // col
# else
*d = INTERP_256(rv, val3, val1);
# endif
# endif
u += ud;
v += vd;
# endif
d++;
ww--;
}
}
#else
{
while (ww > 0)
{
# ifdef COLMUL
# ifndef COLBLACK
DATA32 val1, cval; // col
# endif
# endif
# ifdef COLBLACK
*d = 0xff000000; // col
# else
s = sp + ((v >> (FP + FPI)) * sw) +
(u >> (FP + FPI));
# ifdef COLMUL
val1 = *s; // col
cval = INTERP_256((cv >> 16), c2, c1); // col
*d = MUL4_SYM(cval, val1);
cv += cd; // col
# else
*d = *s;
# endif
u += ud;
v += vd;
# endif
d++;
ww--;
}
}
#endif
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