kalle Tue, 04 Aug 2009 11:19:07 +0000
Revision: http://svn.php.net/viewvc?view=revision&revision=286796
Log:
Revert and correct previous fix, this does not loose precision and convert back
to int
Changed paths:
U php/php-src/trunk/ext/gd/gd.c
Modified: php/php-src/trunk/ext/gd/gd.c
===================================================================
--- php/php-src/trunk/ext/gd/gd.c 2009-08-04 11:15:37 UTC (rev 286795)
+++ php/php-src/trunk/ext/gd/gd.c 2009-08-04 11:19:07 UTC (rev 286796)
@@ -3956,10 +3956,10 @@
bg_al = gdImageAlpha(bg_img, _bg);
for (i = 0; i < aa_steps; i++) {
- rd = bg_rd + (int) (fg_rd - bg_rd) / aa_steps * (i + 1);
- gr = bg_gr + (int) (fg_gr - bg_gr) / aa_steps * (i + 1);
- bl = bg_bl + (int) (fg_bl - bg_bl) / aa_steps * (i + 1);
- al = bg_al + (int) (fg_al - bg_al) / aa_steps * (i + 1);
+ rd = (int) (bg_rd + (double) (fg_rd - bg_rd) / aa_steps * (i +
1));
+ gr = (int) (bg_gr + (double) (fg_gr - bg_gr) / aa_steps * (i +
1));
+ bl = (int) (bg_bl + (double) (fg_bl - bg_bl) / aa_steps * (i +
1));
+ al = (int) (bg_al + (double) (fg_al - bg_al) / aa_steps * (i +
1));
aa[i] = gdImageColorResolveAlpha(bg_img, rd, gr, bl, al);
}
--
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