mirrors/fltk
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Fix use of Xrender extension with old, 16-bit framebuffers.

Browse Source 
Subject "Bug in 1.4 Displaying PNG under x64 Kernel x86 app." in fltk.general
contains a report by Darren Legge that presents the problem,
and a later post stating the code modification does fix the problem.
This commit is contained in:
ManoloFLTK 2019-09-11 16:06:19 +02:00
parent cb387bd6ff
commit 000807cc1d
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx
View File

@ -776,8 +776,9 @@ int Fl_Xlib_Graphics_Driver::scale_and_render_pixmap(Fl_Offscreen pixmap, int de
memset(&srcattr, 0, sizeof(XRenderPictureAttributes));
static XRenderPictFormat *fmt24 = XRenderFindStandardFormat(fl_display, PictStandardRGB24);
static XRenderPictFormat *fmt32 = XRenderFindStandardFormat(fl_display, PictStandardARGB32);
static XRenderPictFormat *dstfmt = XRenderFindVisualFormat(fl_display, fl_visual->visual);
Picture src = XRenderCreatePicture(fl_display, pixmap, has_alpha ?fmt32:fmt24, 0, &srcattr);
Picture dst = XRenderCreatePicture(fl_display, fl_window, fmt24, 0, &srcattr);
Picture dst = XRenderCreatePicture(fl_display, fl_window, dstfmt, 0, &srcattr);
if (!src || !dst) {
fprintf(stderr, "Failed to create Render pictures (%lu %lu)\n", src, dst);
return 0;