Author: manolo
Date: 2010-03-31 02:29:35 -0700 (Wed, 31 Mar 2010)
New Revision: 7378
Log:
fl_copy_offscreen_with_alpha: always call alpha_blend if not on display
Modified:
branches/branch-1.3/src/Fl_Double_Window.cxx
Modified: branches/branch-1.3/src/Fl_Double_Window.cxx
===================================================================
--- branches/branch-1.3/src/Fl_Double_Window.cxx 2010-03-31 09:27:46 UTC
(rev 7377)
+++ branches/branch-1.3/src/Fl_Double_Window.cxx 2010-03-31 09:29:35 UTC
(rev 7378)
@@ -153,10 +153,7 @@
BOOL alpha_ok = 0;
// first try to alpha blend
int to_display = Fl_Device::current()->type() < 256; // true iff display
output
- if ( !to_display) { // ask if non-display device can alpha-blend pixel by
pixel
- alpha_ok = (GetDeviceCaps(fl_gc, SHADEBLENDCAPS) == SB_PIXEL_ALPHA);
- }
- if (alpha_ok || (to_display && fl_can_do_alpha_blending()))
+ if ( (!to_display) || fl_can_do_alpha_blending()) // if not on display,
always try alpha_blend
alpha_ok = fl_alpha_blend(fl_gc, x, y, w, h, new_gc, srcx, srcy, w, h,
blendfunc);
// if that failed (it shouldn't), still copy the bitmap over, but now alpha
is 1
if (!alpha_ok)
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