Updated visual checking code to ignore DirectColor visuals.

git-svn-id: file:///fltk/svn/fltk/trunk@126 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
This commit is contained in:
Michael R Sweet
1998-12-06 14:44:00 +00:00
parent 5fea9312ad
commit d4b8c831c1
+4 -4
View File
@@ -1,5 +1,5 @@
// //
// "$Id: Fl_visual.cxx,v 1.5 1998/10/21 14:20:35 mike Exp $" // "$Id: Fl_visual.cxx,v 1.6 1998/12/06 14:44:00 mike Exp $"
// //
// Visual support for the Fast Light Tool Kit (FLTK). // Visual support for the Fast Light Tool Kit (FLTK).
// //
@@ -47,14 +47,14 @@ int Fl::visual(int flags) {
static int test_visual(XVisualInfo& v, int flags) { static int test_visual(XVisualInfo& v, int flags) {
if (v.screen != fl_screen) return 0; if (v.screen != fl_screen) return 0;
if (!(flags & FL_INDEX)) { if (!(flags & FL_INDEX)) {
if (!v.red_mask) return 0; // detects static, true, and direct color if (v.c_class != StaticColor && v.c_class != TrueColor) return 0;
if (v.depth <= 8) return 0; // fltk will work better in colormap mode if (v.depth <= 8) return 0; // fltk will work better in colormap mode
} }
if (flags & FL_RGB8) { if (flags & FL_RGB8) {
if (v.depth < 24) return 0; if (v.depth < 24) return 0;
} }
// for now, fltk does not like colormaps of more than 8 bits: // for now, fltk does not like colormaps of more than 8 bits:
if (!v.red_mask && v.depth > 8) return 0; if ((v.c_class&1) && v.depth > 8) return 0;
#if USE_XDBE #if USE_XDBE
if (flags & FL_DOUBLE) { if (flags & FL_DOUBLE) {
static XdbeScreenVisualInfo *xdbejunk; static XdbeScreenVisualInfo *xdbejunk;
@@ -102,5 +102,5 @@ int Fl::visual(int flags) {
#endif #endif
// //
// End of "$Id: Fl_visual.cxx,v 1.5 1998/10/21 14:20:35 mike Exp $". // End of "$Id: Fl_visual.cxx,v 1.6 1998/12/06 14:44:00 mike Exp $".
// //