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Improve docs of Fl_Copy_Surface and use of OpenGL 3.
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@@ -44,7 +44,7 @@
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\li Mac OS: The graphical data are copied to the clipboard (a.k.a. pasteboard) in two 'flavors':
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1) in vectorial form as PDF data; 2) in bitmap form as a TIFF image.
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Applications to which the clipboard content is pasted can use the flavor that suits them best.
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\li X11: the graphical data are copied to the clipboard as an image in BMP format.
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\li X11 and Wayland: the graphical data are copied to the clipboard as an image in BMP format.
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*/
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class FL_EXPORT Fl_Copy_Surface : public Fl_Widget_Surface {
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private:
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@@ -628,7 +628,7 @@ Testing whether the glewInit() call is successful is to be done as follows:
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GLenum err = glewInit(); // defines pters to functions of OpenGL V 1.2 and above
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# ifdef FLTK_USE_WAYLAND
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// glewInit returns GLEW_ERROR_NO_GLX_DISPLAY with Wayland
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if (err == GLEW_ERROR_NO_GLX_DISPLAY) err = GLEW_OK;
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if (fl_wl_display() && err == GLEW_ERROR_NO_GLX_DISPLAY) err = GLEW_OK;
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# endif
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if (err != GLEW_OK) Fl::warning("glewInit() failed returning %u", err);
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#endif // ! __APPLE__
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