This allows virtio-gpu to render in 3d mode. Uses native opengl support which is present in gtk versions 3.16 and newer. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
		
			
				
	
	
		
			135 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			135 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
#ifndef UI_GTK_H
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#define UI_GTK_H
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#ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
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/* Work around an -Wstrict-prototypes warning in GTK headers */
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wstrict-prototypes"
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#endif
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#include <gtk/gtk.h>
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#ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
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#pragma GCC diagnostic pop
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#endif
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#include <gdk/gdkkeysyms.h>
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#ifdef GDK_WINDOWING_X11
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#include <gdk/gdkx.h>
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#include <X11/XKBlib.h>
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#endif
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#if defined(CONFIG_OPENGL)
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#include "ui/egl-helpers.h"
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#include "ui/egl-context.h"
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#endif
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/* Compatibility define to let us build on both Gtk2 and Gtk3 */
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#if GTK_CHECK_VERSION(3, 0, 0)
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static inline void gdk_drawable_get_size(GdkWindow *w, gint *ww, gint *wh)
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{
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    *ww = gdk_window_get_width(w);
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    *wh = gdk_window_get_height(w);
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}
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#endif
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typedef struct GtkDisplayState GtkDisplayState;
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typedef struct VirtualGfxConsole {
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    GtkWidget *drawing_area;
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    DisplayChangeListener dcl;
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    DisplaySurface *ds;
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    pixman_image_t *convert;
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    cairo_surface_t *surface;
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    double scale_x;
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    double scale_y;
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#if defined(CONFIG_OPENGL)
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    ConsoleGLState *gls;
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    EGLContext ectx;
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    EGLSurface esurface;
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    int glupdates;
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    int x, y, w, h;
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    GLuint tex_id;
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    GLuint fbo_id;
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    bool y0_top;
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    bool scanout_mode;
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#endif
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} VirtualGfxConsole;
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#if defined(CONFIG_VTE)
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typedef struct VirtualVteConsole {
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    GtkWidget *box;
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    GtkWidget *scrollbar;
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    GtkWidget *terminal;
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    CharDriverState *chr;
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} VirtualVteConsole;
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#endif
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typedef enum VirtualConsoleType {
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    GD_VC_GFX,
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    GD_VC_VTE,
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} VirtualConsoleType;
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typedef struct VirtualConsole {
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    GtkDisplayState *s;
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    char *label;
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    GtkWidget *window;
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    GtkWidget *menu_item;
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    GtkWidget *tab_item;
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    GtkWidget *focus;
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    VirtualConsoleType type;
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    union {
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        VirtualGfxConsole gfx;
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#if defined(CONFIG_VTE)
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        VirtualVteConsole vte;
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#endif
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    };
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} VirtualConsole;
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/* ui/gtk.c */
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void gd_update_windowsize(VirtualConsole *vc);
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/* ui/gtk-egl.c */
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void gd_egl_init(VirtualConsole *vc);
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void gd_egl_draw(VirtualConsole *vc);
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void gd_egl_update(DisplayChangeListener *dcl,
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                   int x, int y, int w, int h);
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void gd_egl_refresh(DisplayChangeListener *dcl);
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void gd_egl_switch(DisplayChangeListener *dcl,
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                   DisplaySurface *surface);
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QEMUGLContext gd_egl_create_context(DisplayChangeListener *dcl,
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                                    QEMUGLParams *params);
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void gd_egl_scanout(DisplayChangeListener *dcl,
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                    uint32_t backing_id, bool backing_y_0_top,
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                    uint32_t x, uint32_t y,
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                    uint32_t w, uint32_t h);
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void gd_egl_scanout_flush(DisplayChangeListener *dcl,
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                          uint32_t x, uint32_t y, uint32_t w, uint32_t h);
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void gtk_egl_init(void);
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int gd_egl_make_current(DisplayChangeListener *dcl,
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                        QEMUGLContext ctx);
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/* ui/gtk-gl-area.c */
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void gd_gl_area_init(VirtualConsole *vc);
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void gd_gl_area_draw(VirtualConsole *vc);
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void gd_gl_area_update(DisplayChangeListener *dcl,
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                       int x, int y, int w, int h);
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void gd_gl_area_refresh(DisplayChangeListener *dcl);
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void gd_gl_area_switch(DisplayChangeListener *dcl,
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                       DisplaySurface *surface);
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QEMUGLContext gd_gl_area_create_context(DisplayChangeListener *dcl,
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                                        QEMUGLParams *params);
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void gd_gl_area_destroy_context(DisplayChangeListener *dcl,
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                                QEMUGLContext ctx);
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void gd_gl_area_scanout(DisplayChangeListener *dcl,
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                        uint32_t backing_id, bool backing_y_0_top,
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                        uint32_t x, uint32_t y,
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                        uint32_t w, uint32_t h);
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void gd_gl_area_scanout_flush(DisplayChangeListener *dcl,
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                              uint32_t x, uint32_t y, uint32_t w, uint32_t h);
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void gtk_gl_area_init(void);
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QEMUGLContext gd_gl_area_get_current_context(DisplayChangeListener *dcl);
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int gd_gl_area_make_current(DisplayChangeListener *dcl,
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                            QEMUGLContext ctx);
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#endif /* UI_GTK_H */
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