264 lines
6.4 KiB
C
264 lines
6.4 KiB
C
{
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int Cy, j;
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DATA32 *dptr, *pix, *pbuf, **yp;
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DATA8 *mask;
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int r, g, b, a, rr, gg, bb, aa;
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int *xp, xap, yap, pos;
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//int dyy, dxx;
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int w = dst_clip_w;
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int y;
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dptr = dst_ptr;
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pos = (src_region_y * src_w) + src_region_x;
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//dyy = dst_clip_y - dst_region_y;
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//dxx = dst_clip_x - dst_region_x;
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xp = xpoints;// + dxx;
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yp = ypoints;// + dyy;
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xapp = xapoints;// + dxx;
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yapp = yapoints;// + dyy;
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pbuf = buf;
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if (src->cache_entry.flags.alpha)
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{
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y = 0;
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while (dst_clip_h--)
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{
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Cy = *yapp >> 16;
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yap = *yapp & 0xffff;
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while (dst_clip_w--)
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{
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pix = *yp + *xp + pos;
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a = (A_VAL(pix) * yap) >> 10;
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r = (R_VAL(pix) * yap) >> 10;
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g = (G_VAL(pix) * yap) >> 10;
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b = (B_VAL(pix) * yap) >> 10;
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for (j = (1 << 14) - yap; j > Cy; j -= Cy)
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{
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pix += src_w;
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a += (A_VAL(pix) * Cy) >> 10;
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r += (R_VAL(pix) * Cy) >> 10;
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g += (G_VAL(pix) * Cy) >> 10;
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b += (B_VAL(pix) * Cy) >> 10;
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}
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if (j > 0)
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{
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pix += src_w;
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a += (A_VAL(pix) * j) >> 10;
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r += (R_VAL(pix) * j) >> 10;
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g += (G_VAL(pix) * j) >> 10;
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b += (B_VAL(pix) * j) >> 10;
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}
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if ((xap = *xapp) > 0)
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{
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pix = *yp + *xp + 1 + pos;
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aa = (A_VAL(pix) * yap) >> 10;
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rr = (R_VAL(pix) * yap) >> 10;
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gg = (G_VAL(pix) * yap) >> 10;
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bb = (B_VAL(pix) * yap) >> 10;
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for (j = (1 << 14) - yap; j > Cy; j -= Cy)
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{
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pix += src_w;
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aa += (A_VAL(pix) * Cy) >> 10;
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rr += (R_VAL(pix) * Cy) >> 10;
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gg += (G_VAL(pix) * Cy) >> 10;
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bb += (B_VAL(pix) * Cy) >> 10;
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}
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if (j > 0)
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{
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pix += src_w;
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aa += (A_VAL(pix) * j) >> 10;
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rr += (R_VAL(pix) * j) >> 10;
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gg += (G_VAL(pix) * j) >> 10;
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bb += (B_VAL(pix) * j) >> 10;
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}
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a += ((aa - a) * xap) >> 8;
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r += ((rr - r) * xap) >> 8;
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g += ((gg - g) * xap) >> 8;
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b += ((bb - b) * xap) >> 8;
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}
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*pbuf++ = ARGB_JOIN(((a + (1 << 3)) >> 4),
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((r + (1 << 3)) >> 4),
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((g + (1 << 3)) >> 4),
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((b + (1 << 3)) >> 4));
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xp++; xapp++;
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}
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if (!mask_ie)
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func(buf, NULL, mul_col, dptr, w);
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else
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{
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mask = mask_ie->image.data8
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+ ((dst_clip_y - mask_y + y) * mask_ie->cache_entry.w)
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+ (dst_clip_x - mask_x);
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if (mul_col != 0xffffffff) func2(buf, NULL, mul_col, buf, w);
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func(buf, mask, 0, dptr, w);
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}
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y++;
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pbuf = buf;
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dptr += dst_w; dst_clip_w = w;
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yp++; yapp++;
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xp = xpoints;// + dxx;
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xapp = xapoints;// + dxx;
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}
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}
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else
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{
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#ifdef DIRECT_SCALE
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if ((!src->cache_entry.flags.alpha) &&
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(!dst->cache_entry.flags.alpha) &&
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(mul_col == 0xffffffff) &&
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(!mask_ie))
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{
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while (dst_clip_h--)
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{
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Cy = *yapp >> 16;
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yap = *yapp & 0xffff;
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pbuf = dptr;
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while (dst_clip_w--)
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{
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pix = *yp + *xp + pos;
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r = (R_VAL(pix) * yap) >> 10;
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g = (G_VAL(pix) * yap) >> 10;
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b = (B_VAL(pix) * yap) >> 10;
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for (j = (1 << 14) - yap; j > Cy; j -= Cy)
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{
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pix += src_w;
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r += (R_VAL(pix) * Cy) >> 10;
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g += (G_VAL(pix) * Cy) >> 10;
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b += (B_VAL(pix) * Cy) >> 10;
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}
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if (j > 0)
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{
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pix += src_w;
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r += (R_VAL(pix) * j) >> 10;
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g += (G_VAL(pix) * j) >> 10;
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b += (B_VAL(pix) * j) >> 10;
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}
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if ((xap = *xapp) > 0)
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{
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pix = *yp + *xp + 1 + pos;
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rr = (R_VAL(pix) * yap) >> 10;
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gg = (G_VAL(pix) * yap) >> 10;
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bb = (B_VAL(pix) * yap) >> 10;
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for (j = (1 << 14) - yap; j > Cy; j -= Cy)
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{
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pix += src_w;
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rr += (R_VAL(pix) * Cy) >> 10;
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gg += (G_VAL(pix) * Cy) >> 10;
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bb += (B_VAL(pix) * Cy) >> 10;
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}
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if (j > 0)
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{
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pix += src_w;
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rr += (R_VAL(pix) * j) >> 10;
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gg += (G_VAL(pix) * j) >> 10;
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bb += (B_VAL(pix) * j) >> 10;
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}
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r += ((rr - r) * xap) >> 8;
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g += ((gg - g) * xap) >> 8;
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b += ((bb - b) * xap) >> 8;
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}
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*pbuf++ = ARGB_JOIN(0xff,
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((r + (1 << 3)) >> 4),
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((g + (1 << 3)) >> 4),
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((b + (1 << 3)) >> 4));
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xp++; xapp++;
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}
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dptr += dst_w; dst_clip_w = w;
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yp++; yapp++;
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xp = xpoints;// + dxx;
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xapp = xapoints;// + dxx;
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}
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}
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else
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#endif
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{
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y = 0;
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while (dst_clip_h--)
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{
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Cy = *yapp >> 16;
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yap = *yapp & 0xffff;
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while (dst_clip_w--)
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{
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pix = *yp + *xp + pos;
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r = (R_VAL(pix) * yap) >> 10;
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g = (G_VAL(pix) * yap) >> 10;
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b = (B_VAL(pix) * yap) >> 10;
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for (j = (1 << 14) - yap; j > Cy; j -= Cy)
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{
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pix += src_w;
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r += (R_VAL(pix) * Cy) >> 10;
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g += (G_VAL(pix) * Cy) >> 10;
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b += (B_VAL(pix) * Cy) >> 10;
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}
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if (j > 0)
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{
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pix += src_w;
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r += (R_VAL(pix) * j) >> 10;
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g += (G_VAL(pix) * j) >> 10;
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b += (B_VAL(pix) * j) >> 10;
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}
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if ((xap = *xapp) > 0)
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{
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pix = *yp + *xp + 1 + pos;
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rr = (R_VAL(pix) * yap) >> 10;
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gg = (G_VAL(pix) * yap) >> 10;
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bb = (B_VAL(pix) * yap) >> 10;
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for (j = (1 << 14) - yap; j > Cy; j -= Cy)
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{
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pix += src_w;
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rr += (R_VAL(pix) * Cy) >> 10;
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gg += (G_VAL(pix) * Cy) >> 10;
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bb += (B_VAL(pix) * Cy) >> 10;
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}
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if (j > 0)
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{
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pix += src_w;
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rr += (R_VAL(pix) * j) >> 10;
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gg += (G_VAL(pix) * j) >> 10;
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bb += (B_VAL(pix) * j) >> 10;
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}
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r += ((rr - r) * xap) >> 8;
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g += ((gg - g) * xap) >> 8;
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b += ((bb - b) * xap) >> 8;
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}
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*pbuf++ = ARGB_JOIN(0xff,
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((r + (1 << 3)) >> 4),
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((g + (1 << 3)) >> 4),
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((b + (1 << 3)) >> 4));
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xp++; xapp++;
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}
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if (!mask_ie)
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func(buf, NULL, mul_col, dptr, w);
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else
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{
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mask = mask_ie->image.data8
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+ ((dst_clip_y - mask_y + y) * mask_ie->cache_entry.w)
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+ (dst_clip_x - mask_x);
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if (mul_col != 0xffffffff) func2(buf, NULL, mul_col, buf, w);
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func(buf, mask, 0, dptr, w);
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}
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y++;
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pbuf = buf;
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dptr += dst_w; dst_clip_w = w;
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yp++; yapp++;
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xp = xpoints;// + dxx;
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xapp = xapoints;// + dxx;
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}
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}
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}
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}
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