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//
// Class Fl_Wayland_Gl_Window_Driver for the Fast Light Tool Kit (FLTK).
//
// Copyright 2021-2023 by Bill Spitzak and others.
//
// This library is free software. Distribution and use rights are outlined in
// the file "COPYING" which should have been included with this file. If this
// file is missing or damaged, see the license at:
//
// https://www.fltk.org/COPYING.php
//
// Please see the following page on how to report bugs and issues:
//
// https://www.fltk.org/bugs.php
//
#ifndef FL_WAYLAND_GL_WINDOW_DRIVER_H
#define FL_WAYLAND_GL_WINDOW_DRIVER_H
#include <config.h>
#if HAVE_GL
#include "../../Fl_Gl_Window_Driver.H"
#include <wayland-egl.h>
#include <EGL/egl.h>
#include <FL/gl.h>
class Fl_Wayland_Gl_Window_Driver : public Fl_Gl_Window_Driver {
friend Fl_Gl_Window_Driver* Fl_Gl_Window_Driver::newGlWindowDriver(Fl_Gl_Window *);
friend class Fl_Wayland_Gl_Plugin;
private:
static EGLDisplay egl_display;
struct wl_egl_window *egl_window;
EGLSurface egl_surface;
bool need_swap;
Fl_Wayland_Gl_Window_Driver(Fl_Gl_Window *win);
float pixels_per_unit() FL_OVERRIDE;
void make_current_before() FL_OVERRIDE;
int mode_(int m, const int *a) FL_OVERRIDE;
void swap_buffers() FL_OVERRIDE;
void resize(int is_a_resize, int w, int h) FL_OVERRIDE;
char swap_type() FL_OVERRIDE;
void swap_interval(int) FL_OVERRIDE;
int swap_interval() const FL_OVERRIDE;
Fl_Gl_Choice *find(int m, const int *alistp) FL_OVERRIDE;
GLContext create_gl_context(Fl_Window* window, const Fl_Gl_Choice* g) FL_OVERRIDE;
void set_gl_context(Fl_Window* w, GLContext context) FL_OVERRIDE;
void delete_gl_context(GLContext) FL_OVERRIDE;
void make_overlay_current() FL_OVERRIDE;
void redraw_overlay() FL_OVERRIDE;
void gl_start() FL_OVERRIDE;
void gl_visual(Fl_Gl_Choice *c) FL_OVERRIDE;
void init();
void* GetProcAddress(const char *procName) FL_OVERRIDE;
public:
static void surface_frame_done(void *data, struct wl_callback *cb, uint32_t time);
//virtual bool need_scissor() { return true; } // CONTROL_LEAKING_SUB_GL_WINDOWS
//void apply_scissor(); // CONTROL_LEAKING_SUB_GL_WINDOWS
};
#endif // HAVE_GL
#endif // FL_WAYLAND_GL_WINDOW_DRIVER_H
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