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fast path for solid maps. 

SVN revision: 43203
This commit is contained in:
Carsten Haitzler 2009-10-22 15:51:18 +00:00
parent 7fce71c5d9
commit a24ad9a1c4
1 changed files with 75 additions and 31 deletions
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106
legacy/evas/src/lib/engines/common/evas_map_image.c
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@ -419,43 +419,87 @@ evas_common_map4_rgba_internal(RGBA_Image *src, RGBA_Image *dst,
buf = alloca(dst->cache_entry.w * sizeof(DATA32));
// walk spans and fill
for (y = ystart; y <= yend; y++)
if ((!src->cache_entry.flags.alpha) &&
(!dst->cache_entry.flags.alpha) &&
(!dc->mul.use))
{
int x, w, ww, dx, dy, sx, sy;
FPc u, v, ud, vd, up, vp;
DATA32 *d, *dptr, *s, *so[4], val1, val2;
yp = y - ystart;
for (i = 0; i < 2; i++)
for (y = ystart; y <= yend; y++)
{
if (spans[yp].span[i].x1 >= 0)
int x, w, ww, dx, dy, sx, sy;
FPc u, v, ud, vd, up, vp;
DATA32 *d, *dptr, *s, *so[4], val1, val2;
yp = y - ystart;
for (i = 0; i < 2; i++)
{
x = spans[yp].span[i].x1;
w = (spans[yp].span[i].x2 - x);
if (w <= 0) continue;
ww = w;
d = buf;
u = spans[yp].span[i].u[0] << FPI;
v = spans[yp].span[i].v[0] << FPI;
ud = ((spans[yp].span[i].u[1] << FPI) - u) / w;
vd = ((spans[yp].span[i].v[1] << FPI) - v) / w;
if (ud < 0) u -= 1;
if (vd < 0) v -= 1;
while (ww > 0)
if (spans[yp].span[i].x1 >= 0)
{
s = sp + ((v >> (FP + FPI)) * sw) +
(u >> (FP + FPI));
*d++ = *s;
u += ud;
v += vd;
ww--;
x = spans[yp].span[i].x1;
w = (spans[yp].span[i].x2 - x);
if (w <= 0) continue;
ww = w;
d = dst->image.data + (y * dst->cache_entry.w) + x;
u = spans[yp].span[i].u[0] << FPI;
v = spans[yp].span[i].v[0] << FPI;
ud = ((spans[yp].span[i].u[1] << FPI) - u) / w;
vd = ((spans[yp].span[i].v[1] << FPI) - v) / w;
if (ud < 0) u -= 1;
if (vd < 0) v -= 1;
while (ww > 0)
{
s = sp + ((v >> (FP + FPI)) * sw) +
(u >> (FP + FPI));
*d++ = *s;
u += ud;
v += vd;
ww--;
}
}
dptr = dst->image.data;
dptr += (y * dst->cache_entry.w) + x;
func(buf, NULL, dc->mul.col, dptr, w);
else break;
}
}
}
else
{
for (y = ystart; y <= yend; y++)
{
int x, w, ww, dx, dy, sx, sy;
FPc u, v, ud, vd, up, vp;
DATA32 *d, *dptr, *s, *so[4], val1, val2;
yp = y - ystart;
for (i = 0; i < 2; i++)
{
if (spans[yp].span[i].x1 >= 0)
{
x = spans[yp].span[i].x1;
w = (spans[yp].span[i].x2 - x);
if (w <= 0) continue;
ww = w;
d = buf;
u = spans[yp].span[i].u[0] << FPI;
v = spans[yp].span[i].v[0] << FPI;
ud = ((spans[yp].span[i].u[1] << FPI) - u) / w;
vd = ((spans[yp].span[i].v[1] << FPI) - v) / w;
if (ud < 0) u -= 1;
if (vd < 0) v -= 1;
while (ww > 0)
{
s = sp + ((v >> (FP + FPI)) * sw) +
(u >> (FP + FPI));
*d++ = *s;
u += ud;
v += vd;
ww--;
}
dptr = dst->image.data;
dptr += (y * dst->cache_entry.w) + x;
func(buf, NULL, dc->mul.col, dptr, w);
}
else break;
}
else break;
}
}
}