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| author | ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com> | 2019-09-11 16:06:19 +0200 |
|---|---|---|
| committer | ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com> | 2019-09-11 16:06:19 +0200 |
| commit | 000807cc1d1a1c2f00274763f3e8e24145f1af00 (patch) | |
| tree | 1b99e657246d079ef91e8e8f94943a88ad580d27 | |
| parent | cb387bd6ff0489bc1be8896ab7d90e17750874e3 (diff) | |
Fix use of Xrender extension with old, 16-bit framebuffers.
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.
| -rw-r--r-- | src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx b/src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx index 1c9e9e6cb..adceeae4f 100644 --- a/src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx +++ b/src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx @@ -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; |