[mirror_qemu.git] / ui / gtk-egl.c

/*
 * GTK UI -- egl opengl code.
 *
 * Note that gtk 3.16+ (released 2015-03-23) has a GtkGLArea widget,
 * which is GtkDrawingArea like widget with opengl rendering support.
 *
 * This code handles opengl support on older gtk versions, using egl
 * to get a opengl context for the X11 window.
 *
 * This work is licensed under the terms of the GNU GPL, version 2 or later.
 * See the COPYING file in the top-level directory.
 */

#include "qemu/osdep.h"
#include "qemu/main-loop.h"
#include "qemu/error-report.h"

#include "trace.h"

#include "ui/console.h"
#include "ui/gtk.h"
#include "ui/egl-helpers.h"
#include "ui/shader.h"

#include "sysemu/sysemu.h"

static void gtk_egl_set_scanout_mode(VirtualConsole *vc, bool scanout)
{
    if (vc->gfx.scanout_mode == scanout) {
        return;
    }

    vc->gfx.scanout_mode = scanout;
    if (!vc->gfx.scanout_mode) {
        eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
                       vc->gfx.esurface, vc->gfx.ectx);
        egl_fb_destroy(&vc->gfx.guest_fb);
        if (vc->gfx.surface) {
            surface_gl_destroy_texture(vc->gfx.gls, vc->gfx.ds);
            surface_gl_create_texture(vc->gfx.gls, vc->gfx.ds);
        }
    }
}

/** DisplayState Callbacks (opengl version) **/

void gd_egl_init(VirtualConsole *vc)
{
    GdkWindow *gdk_window = gtk_widget_get_window(vc->gfx.drawing_area);
    if (!gdk_window) {
        return;
    }

    Window x11_window = gdk_x11_window_get_xid(gdk_window);
    if (!x11_window) {
        return;
    }

    vc->gfx.ectx = qemu_egl_init_ctx();
    vc->gfx.esurface = qemu_egl_init_surface_x11
        (vc->gfx.ectx, (EGLNativeWindowType)x11_window);

    assert(vc->gfx.esurface);
}

void gd_egl_draw(VirtualConsole *vc)
{
    GdkWindow *window;
#ifdef CONFIG_GBM
    QemuDmaBuf *dmabuf = vc->gfx.guest_fb.dmabuf;
#endif
    int ww, wh, ws;

    if (!vc->gfx.gls) {
        return;
    }

    window = gtk_widget_get_window(vc->gfx.drawing_area);
    ws = gdk_window_get_scale_factor(window);
    ww = gdk_window_get_width(window) * ws;
    wh = gdk_window_get_height(window) * ws;

    if (vc->gfx.scanout_mode) {
#ifdef CONFIG_GBM
        if (dmabuf) {
            if (!dmabuf->draw_submitted) {
                return;
            } else {
                dmabuf->draw_submitted = false;
            }
        }
#endif
        gd_egl_scanout_flush(&vc->gfx.dcl, 0, 0, vc->gfx.w, vc->gfx.h);

        vc->gfx.scale_x = (double)ww / surface_width(vc->gfx.ds);
        vc->gfx.scale_y = (double)wh / surface_height(vc->gfx.ds);

        glFlush();
#ifdef CONFIG_GBM
        if (dmabuf) {
            egl_dmabuf_create_fence(dmabuf);
            if (dmabuf->fence_fd > 0) {
                qemu_set_fd_handler(dmabuf->fence_fd, gd_hw_gl_flushed, NULL, vc);
                return;
            }
            graphic_hw_gl_block(vc->gfx.dcl.con, false);
        }
#endif
    } else {
        if (!vc->gfx.ds) {
            return;
        }
        eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
                       vc->gfx.esurface, vc->gfx.ectx);

        surface_gl_setup_viewport(vc->gfx.gls, vc->gfx.ds, ww, wh);
        surface_gl_render_texture(vc->gfx.gls, vc->gfx.ds);

        eglSwapBuffers(qemu_egl_display, vc->gfx.esurface);

        vc->gfx.scale_x = (double)ww / surface_width(vc->gfx.ds);
        vc->gfx.scale_y = (double)wh / surface_height(vc->gfx.ds);

        glFlush();
    }
}

void gd_egl_update(DisplayChangeListener *dcl,
                   int x, int y, int w, int h)
{
    VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);

    if (!vc->gfx.gls || !vc->gfx.ds) {
        return;
    }

    eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
                   vc->gfx.esurface, vc->gfx.ectx);
    surface_gl_update_texture(vc->gfx.gls, vc->gfx.ds, x, y, w, h);
    vc->gfx.glupdates++;
    eglMakeCurrent(qemu_egl_display, EGL_NO_SURFACE,
                   EGL_NO_SURFACE, EGL_NO_CONTEXT);
}

void gd_egl_refresh(DisplayChangeListener *dcl)
{
    VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);

    gd_update_monitor_refresh_rate(
            vc, vc->window ? vc->window : vc->gfx.drawing_area);

    if (vc->gfx.guest_fb.dmabuf && vc->gfx.guest_fb.dmabuf->draw_submitted) {
        return;
    }

    if (!vc->gfx.esurface) {
        gd_egl_init(vc);
        if (!vc->gfx.esurface) {
            return;
        }
        vc->gfx.gls = qemu_gl_init_shader();
        if (vc->gfx.ds) {
            surface_gl_destroy_texture(vc->gfx.gls, vc->gfx.ds);
            surface_gl_create_texture(vc->gfx.gls, vc->gfx.ds);
        }
#ifdef CONFIG_GBM
        if (vc->gfx.guest_fb.dmabuf) {
            egl_dmabuf_release_texture(vc->gfx.guest_fb.dmabuf);
            gd_egl_scanout_dmabuf(dcl, vc->gfx.guest_fb.dmabuf);
        }
#endif
    }

    graphic_hw_update(dcl->con);

    if (vc->gfx.glupdates) {
        vc->gfx.glupdates = 0;
        gtk_egl_set_scanout_mode(vc, false);
        gd_egl_draw(vc);
    }
}

void gd_egl_switch(DisplayChangeListener *dcl,
                   DisplaySurface *surface)
{
    VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
    bool resized = true;

    trace_gd_switch(vc->label, surface_width(surface), surface_height(surface));

    if (vc->gfx.ds &&
        surface_width(vc->gfx.ds) == surface_width(surface) &&
        surface_height(vc->gfx.ds) == surface_height(surface)) {
        resized = false;
    }
    eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
                   vc->gfx.esurface, vc->gfx.ectx);

    surface_gl_destroy_texture(vc->gfx.gls, vc->gfx.ds);
    vc->gfx.ds = surface;
    if (vc->gfx.gls) {
        surface_gl_create_texture(vc->gfx.gls, vc->gfx.ds);
    }

    if (resized) {
        gd_update_windowsize(vc);
    }

    eglMakeCurrent(qemu_egl_display, EGL_NO_SURFACE, EGL_NO_SURFACE,
                   EGL_NO_CONTEXT);
}

QEMUGLContext gd_egl_create_context(DisplayGLCtx *dgc,
                                    QEMUGLParams *params)
{
    VirtualConsole *vc = container_of(dgc, VirtualConsole, gfx.dgc);

    eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
                   vc->gfx.esurface, vc->gfx.ectx);
    return qemu_egl_create_context(dgc, params);
}

void gd_egl_scanout_disable(DisplayChangeListener *dcl)
{
    VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);

    vc->gfx.w = 0;
    vc->gfx.h = 0;
    gtk_egl_set_scanout_mode(vc, false);
}

void gd_egl_scanout_texture(DisplayChangeListener *dcl,
                            uint32_t backing_id, bool backing_y_0_top,
                            uint32_t backing_width, uint32_t backing_height,
                            uint32_t x, uint32_t y,
                            uint32_t w, uint32_t h,
                            void *d3d_tex2d)
{
    VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);

    vc->gfx.x = x;
    vc->gfx.y = y;
    vc->gfx.w = w;
    vc->gfx.h = h;
    vc->gfx.y0_top = backing_y_0_top;

    if (!vc->gfx.esurface) {
        gd_egl_init(vc);
        if (!vc->gfx.esurface) {
            return;
        }
    }

    eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
                   vc->gfx.esurface, vc->gfx.ectx);

    gtk_egl_set_scanout_mode(vc, true);
    egl_fb_setup_for_tex(&vc->gfx.guest_fb, backing_width, backing_height,
                         backing_id, false);
}

void gd_egl_scanout_dmabuf(DisplayChangeListener *dcl,
                           QemuDmaBuf *dmabuf)
{
#ifdef CONFIG_GBM
    VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);

    eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
                   vc->gfx.esurface, vc->gfx.ectx);

    egl_dmabuf_import_texture(dmabuf);
    if (!dmabuf->texture) {
        return;
    }

    gd_egl_scanout_texture(dcl, dmabuf->texture,
                           dmabuf->y0_top,
                           dmabuf->backing_width, dmabuf->backing_height,
                           dmabuf->x, dmabuf->y, dmabuf->width,
                           dmabuf->height, NULL);

    if (dmabuf->allow_fences) {
        vc->gfx.guest_fb.dmabuf = dmabuf;
    }
#endif
}

void gd_egl_cursor_dmabuf(DisplayChangeListener *dcl,
                          QemuDmaBuf *dmabuf, bool have_hot,
                          uint32_t hot_x, uint32_t hot_y)
{
#ifdef CONFIG_GBM
    VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);

    if (dmabuf) {
        egl_dmabuf_import_texture(dmabuf);
        if (!dmabuf->texture) {
            return;
        }
        egl_fb_setup_for_tex(&vc->gfx.cursor_fb,
                             dmabuf->backing_width, dmabuf->backing_height,
                             dmabuf->texture, false);
    } else {
        egl_fb_destroy(&vc->gfx.cursor_fb);
    }
#endif
}

void gd_egl_cursor_position(DisplayChangeListener *dcl,
                            uint32_t pos_x, uint32_t pos_y)
{
    VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);

    vc->gfx.cursor_x = pos_x * vc->gfx.scale_x;
    vc->gfx.cursor_y = pos_y * vc->gfx.scale_y;
}

void gd_egl_scanout_flush(DisplayChangeListener *dcl,
                          uint32_t x, uint32_t y, uint32_t w, uint32_t h)
{
    VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
    GdkWindow *window;
    int ww, wh, ws;

    if (!vc->gfx.scanout_mode) {
        return;
    }
    if (!vc->gfx.guest_fb.framebuffer) {
        return;
    }

    eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
                   vc->gfx.esurface, vc->gfx.ectx);

    window = gtk_widget_get_window(vc->gfx.drawing_area);
    ws = gdk_window_get_scale_factor(window);
    ww = gdk_window_get_width(window) * ws;
    wh = gdk_window_get_height(window) * ws;
    egl_fb_setup_default(&vc->gfx.win_fb, ww, wh);
    if (vc->gfx.cursor_fb.texture) {
        egl_texture_blit(vc->gfx.gls, &vc->gfx.win_fb, &vc->gfx.guest_fb,
                         vc->gfx.y0_top);
        egl_texture_blend(vc->gfx.gls, &vc->gfx.win_fb, &vc->gfx.cursor_fb,
                          vc->gfx.y0_top,
                          vc->gfx.cursor_x, vc->gfx.cursor_y,
                          vc->gfx.scale_x, vc->gfx.scale_y);
    } else {
        egl_fb_blit(&vc->gfx.win_fb, &vc->gfx.guest_fb, !vc->gfx.y0_top);
    }

#ifdef CONFIG_GBM
    if (vc->gfx.guest_fb.dmabuf) {
        egl_dmabuf_create_sync(vc->gfx.guest_fb.dmabuf);
    }
#endif

    eglSwapBuffers(qemu_egl_display, vc->gfx.esurface);
}

void gd_egl_flush(DisplayChangeListener *dcl,
                  uint32_t x, uint32_t y, uint32_t w, uint32_t h)
{
    VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
    GtkWidget *area = vc->gfx.drawing_area;

    if (vc->gfx.guest_fb.dmabuf && !vc->gfx.guest_fb.dmabuf->draw_submitted) {
        graphic_hw_gl_block(vc->gfx.dcl.con, true);
        vc->gfx.guest_fb.dmabuf->draw_submitted = true;
        gtk_egl_set_scanout_mode(vc, true);
        gtk_widget_queue_draw_area(area, x, y, w, h);
        return;
    }

    gd_egl_scanout_flush(&vc->gfx.dcl, x, y, w, h);
}

void gtk_egl_init(DisplayGLMode mode)
{
    GdkDisplay *gdk_display = gdk_display_get_default();
    Display *x11_display = gdk_x11_display_get_xdisplay(gdk_display);

    if (qemu_egl_init_dpy_x11(x11_display, mode) < 0) {
        return;
    }

    display_opengl = 1;
}

int gd_egl_make_current(DisplayGLCtx *dgc,
                        QEMUGLContext ctx)
{
    VirtualConsole *vc = container_of(dgc, VirtualConsole, gfx.dgc);

    if (!eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
                        vc->gfx.esurface, ctx)) {
        error_report("egl: eglMakeCurrent failed: %s", qemu_egl_get_error_string());
        return -1;
    }

    return 0;
}
Commit	Line	Data
97edf3bd GH	1	/*
	2	* GTK UI -- egl opengl code.
	3	*
	4	* Note that gtk 3.16+ (released 2015-03-23) has a GtkGLArea widget,
	5	* which is GtkDrawingArea like widget with opengl rendering support.
	6	*
	7	* This code handles opengl support on older gtk versions, using egl
	8	* to get a opengl context for the X11 window.
	9	*
	10	* This work is licensed under the terms of the GNU GPL, version 2 or later.
	11	* See the COPYING file in the top-level directory.
	12	*/
	13
e16f4c87	14	#include "qemu/osdep.h"
65b847d2	15	#include "qemu/main-loop.h"
1d48c9fd	16	#include "qemu/error-report.h"
97edf3bd GH	17
	18	#include "trace.h"
	19
	20	#include "ui/console.h"
	21	#include "ui/gtk.h"
	22	#include "ui/egl-helpers.h"
f1bd3132	23	#include "ui/shader.h"
97edf3bd GH	24
	25	#include "sysemu/sysemu.h"
	26
4782aeb7 GH	27	static void gtk_egl_set_scanout_mode(VirtualConsole *vc, bool scanout)
	28	{
	29	if (vc->gfx.scanout_mode == scanout) {
	30	return;
	31	}
	32
	33	vc->gfx.scanout_mode = scanout;
	34	if (!vc->gfx.scanout_mode) {
83b4b236 DK	35	eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
83b4b236 DK	36	vc->gfx.esurface, vc->gfx.ectx);
a4f113fd	37	egl_fb_destroy(&vc->gfx.guest_fb);
4782aeb7 GH	38	if (vc->gfx.surface) {
	39	surface_gl_destroy_texture(vc->gfx.gls, vc->gfx.ds);
	40	surface_gl_create_texture(vc->gfx.gls, vc->gfx.ds);
	41	}
	42	}
	43	}
	44
97edf3bd GH	45	/ DisplayState Callbacks (opengl version) /
	46
	47	void gd_egl_init(VirtualConsole *vc)
	48	{
	49	GdkWindow *gdk_window = gtk_widget_get_window(vc->gfx.drawing_area);
	50	if (!gdk_window) {
	51	return;
	52	}
	53
97edf3bd	54	Window x11_window = gdk_x11_window_get_xid(gdk_window);
97edf3bd GH	55	if (!x11_window) {
	56	return;
	57	}
	58
	59	vc->gfx.ectx = qemu_egl_init_ctx();
fbd57c75 AK	60	vc->gfx.esurface = qemu_egl_init_surface_x11
fbd57c75 AK	61	(vc->gfx.ectx, (EGLNativeWindowType)x11_window);
97edf3bd GH	62
	63	assert(vc->gfx.esurface);
	64	}
	65
	66	void gd_egl_draw(VirtualConsole *vc)
	67	{
	68	GdkWindow *window;
55f4b767 DK	69	#ifdef CONFIG_GBM
	70	QemuDmaBuf *dmabuf = vc->gfx.guest_fb.dmabuf;
	71	#endif
47fd6ab1	72	int ww, wh, ws;
97edf3bd	73
4782aeb7	74	if (!vc->gfx.gls) {
97edf3bd GH	75	return;
	76	}
	77
f1aba960	78	window = gtk_widget_get_window(vc->gfx.drawing_area);
47fd6ab1 DK	79	ws = gdk_window_get_scale_factor(window);
	80	ww = gdk_window_get_width(window) * ws;
	81	wh = gdk_window_get_height(window) * ws;
f1aba960	82
4782aeb7	83	if (vc->gfx.scanout_mode) {
55f4b767 DK	84	#ifdef CONFIG_GBM
	85	if (dmabuf) {
	86	if (!dmabuf->draw_submitted) {
	87	return;
	88	} else {
	89	dmabuf->draw_submitted = false;
	90	}
	91	}
	92	#endif
4782aeb7	93	gd_egl_scanout_flush(&vc->gfx.dcl, 0, 0, vc->gfx.w, vc->gfx.h);
f1aba960	94
f8a951bb EN	95	vc->gfx.scale_x = (double)ww / surface_width(vc->gfx.ds);
f8a951bb EN	96	vc->gfx.scale_y = (double)wh / surface_height(vc->gfx.ds);
55f4b767 DK	97
	98	glFlush();
	99	#ifdef CONFIG_GBM
	100	if (dmabuf) {
	101	egl_dmabuf_create_fence(dmabuf);
	102	if (dmabuf->fence_fd > 0) {
	103	qemu_set_fd_handler(dmabuf->fence_fd, gd_hw_gl_flushed, NULL, vc);
	104	return;
	105	}
	106	graphic_hw_gl_block(vc->gfx.dcl.con, false);
	107	}
	108	#endif
4782aeb7 GH	109	} else {
	110	if (!vc->gfx.ds) {
	111	return;
	112	}
	113	eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
	114	vc->gfx.esurface, vc->gfx.ectx);
97edf3bd	115
4782aeb7 GH	116	surface_gl_setup_viewport(vc->gfx.gls, vc->gfx.ds, ww, wh);
4782aeb7 GH	117	surface_gl_render_texture(vc->gfx.gls, vc->gfx.ds);
97edf3bd	118
4782aeb7	119	eglSwapBuffers(qemu_egl_display, vc->gfx.esurface);
f1aba960 GH	120
	121	vc->gfx.scale_x = (double)ww / surface_width(vc->gfx.ds);
	122	vc->gfx.scale_y = (double)wh / surface_height(vc->gfx.ds);
65b847d2	123
55f4b767	124	glFlush();
65b847d2	125	}
97edf3bd GH	126	}
	127
	128	void gd_egl_update(DisplayChangeListener *dcl,
	129	int x, int y, int w, int h)
	130	{
	131	VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
	132
	133	if (!vc->gfx.gls \|\| !vc->gfx.ds) {
	134	return;
	135	}
	136
	137	eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
	138	vc->gfx.esurface, vc->gfx.ectx);
	139	surface_gl_update_texture(vc->gfx.gls, vc->gfx.ds, x, y, w, h);
	140	vc->gfx.glupdates++;
83b4b236 DK	141	eglMakeCurrent(qemu_egl_display, EGL_NO_SURFACE,
83b4b236 DK	142	EGL_NO_SURFACE, EGL_NO_CONTEXT);
97edf3bd GH	143	}
	144
	145	void gd_egl_refresh(DisplayChangeListener *dcl)
	146	{
	147	VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
	148
aeffd071 AO	149	gd_update_monitor_refresh_rate(
aeffd071 AO	150	vc, vc->window ? vc->window : vc->gfx.drawing_area);
cab82424	151
1be878eb DK	152	if (vc->gfx.guest_fb.dmabuf && vc->gfx.guest_fb.dmabuf->draw_submitted) {
	153	return;
	154	}
	155
97edf3bd GH	156	if (!vc->gfx.esurface) {
	157	gd_egl_init(vc);
	158	if (!vc->gfx.esurface) {
	159	return;
	160	}
46e19e14	161	vc->gfx.gls = qemu_gl_init_shader();
97edf3bd	162	if (vc->gfx.ds) {
01eb4749	163	surface_gl_destroy_texture(vc->gfx.gls, vc->gfx.ds);
97edf3bd GH	164	surface_gl_create_texture(vc->gfx.gls, vc->gfx.ds);
97edf3bd GH	165	}
8b4ed0da	166	#ifdef CONFIG_GBM
4872a023 DK	167	if (vc->gfx.guest_fb.dmabuf) {
	168	egl_dmabuf_release_texture(vc->gfx.guest_fb.dmabuf);
	169	gd_egl_scanout_dmabuf(dcl, vc->gfx.guest_fb.dmabuf);
	170	}
8b4ed0da	171	#endif
97edf3bd GH	172	}
	173
	174	graphic_hw_update(dcl->con);
	175
	176	if (vc->gfx.glupdates) {
	177	vc->gfx.glupdates = 0;
4782aeb7	178	gtk_egl_set_scanout_mode(vc, false);
97edf3bd GH	179	gd_egl_draw(vc);
	180	}
	181	}
	182
	183	void gd_egl_switch(DisplayChangeListener *dcl,
	184	DisplaySurface *surface)
	185	{
	186	VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
	187	bool resized = true;
	188
	189	trace_gd_switch(vc->label, surface_width(surface), surface_height(surface));
	190
	191	if (vc->gfx.ds &&
	192	surface_width(vc->gfx.ds) == surface_width(surface) &&
	193	surface_height(vc->gfx.ds) == surface_height(surface)) {
	194	resized = false;
	195	}
01eb4749 DK	196	eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
01eb4749 DK	197	vc->gfx.esurface, vc->gfx.ectx);
97edf3bd GH	198
	199	surface_gl_destroy_texture(vc->gfx.gls, vc->gfx.ds);
	200	vc->gfx.ds = surface;
	201	if (vc->gfx.gls) {
	202	surface_gl_create_texture(vc->gfx.gls, vc->gfx.ds);
	203	}
	204
	205	if (resized) {
	206	gd_update_windowsize(vc);
	207	}
604a8689 DK	208
	209	eglMakeCurrent(qemu_egl_display, EGL_NO_SURFACE, EGL_NO_SURFACE,
	210	EGL_NO_CONTEXT);
97edf3bd GH	211	}
97edf3bd GH	212
5e79d516	213	QEMUGLContext gd_egl_create_context(DisplayGLCtx *dgc,
4782aeb7 GH	214	QEMUGLParams *params)
4782aeb7 GH	215	{
5e79d516	216	VirtualConsole *vc = container_of(dgc, VirtualConsole, gfx.dgc);
4782aeb7 GH	217
	218	eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
	219	vc->gfx.esurface, vc->gfx.ectx);
5e79d516	220	return qemu_egl_create_context(dgc, params);
4782aeb7 GH	221	}
4782aeb7 GH	222
543a7a16 GH	223	void gd_egl_scanout_disable(DisplayChangeListener *dcl)
	224	{
	225	VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
	226
	227	vc->gfx.w = 0;
	228	vc->gfx.h = 0;
543a7a16 GH	229	gtk_egl_set_scanout_mode(vc, false);
	230	}
	231
f4c36bda GH	232	void gd_egl_scanout_texture(DisplayChangeListener *dcl,
	233	uint32_t backing_id, bool backing_y_0_top,
	234	uint32_t backing_width, uint32_t backing_height,
	235	uint32_t x, uint32_t y,
bf41ab61 MAL	236	uint32_t w, uint32_t h,
bf41ab61 MAL	237	void *d3d_tex2d)
4782aeb7 GH	238	{
	239	VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
	240
	241	vc->gfx.x = x;
	242	vc->gfx.y = y;
	243	vc->gfx.w = w;
	244	vc->gfx.h = h;
4782aeb7 GH	245	vc->gfx.y0_top = backing_y_0_top;
4782aeb7 GH	246
6f189a08 AC	247	if (!vc->gfx.esurface) {
	248	gd_egl_init(vc);
	249	if (!vc->gfx.esurface) {
	250	return;
	251	}
53a939f1	252	}
4782aeb7	253
53a939f1 VR	254	eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
53a939f1 VR	255	vc->gfx.esurface, vc->gfx.ectx);
6f189a08	256
53a939f1 VR	257	gtk_egl_set_scanout_mode(vc, true);
	258	egl_fb_setup_for_tex(&vc->gfx.guest_fb, backing_width, backing_height,
	259	backing_id, false);
4782aeb7 GH	260	}
4782aeb7 GH	261
70763fea GH	262	void gd_egl_scanout_dmabuf(DisplayChangeListener *dcl,
	263	QemuDmaBuf *dmabuf)
	264	{
bc6a3565	265	#ifdef CONFIG_GBM
65b847d2 VK	266	VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
65b847d2 VK	267
01eb4749 DK	268	eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
	269	vc->gfx.esurface, vc->gfx.ectx);
	270
70763fea GH	271	egl_dmabuf_import_texture(dmabuf);
	272	if (!dmabuf->texture) {
	273	return;
	274	}
	275
	276	gd_egl_scanout_texture(dcl, dmabuf->texture,
9ac06df8 DK	277	dmabuf->y0_top,
	278	dmabuf->backing_width, dmabuf->backing_height,
	279	dmabuf->x, dmabuf->y, dmabuf->width,
	280	dmabuf->height, NULL);
65b847d2 VK	281
	282	if (dmabuf->allow_fences) {
	283	vc->gfx.guest_fb.dmabuf = dmabuf;
	284	}
70763fea GH	285	#endif
	286	}
	287
f1bd3132 GH	288	void gd_egl_cursor_dmabuf(DisplayChangeListener *dcl,
	289	QemuDmaBuf *dmabuf, bool have_hot,
	290	uint32_t hot_x, uint32_t hot_y)
	291	{
bc6a3565	292	#ifdef CONFIG_GBM
f1bd3132 GH	293	VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
	294
	295	if (dmabuf) {
	296	egl_dmabuf_import_texture(dmabuf);
	297	if (!dmabuf->texture) {
	298	return;
	299	}
9ac06df8 DK	300	egl_fb_setup_for_tex(&vc->gfx.cursor_fb,
9ac06df8 DK	301	dmabuf->backing_width, dmabuf->backing_height,
f1bd3132 GH	302	dmabuf->texture, false);
	303	} else {
	304	egl_fb_destroy(&vc->gfx.cursor_fb);
	305	}
	306	#endif
	307	}
	308
	309	void gd_egl_cursor_position(DisplayChangeListener *dcl,
	310	uint32_t pos_x, uint32_t pos_y)
	311	{
	312	VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
	313
f1aba960 GH	314	vc->gfx.cursor_x = pos_x * vc->gfx.scale_x;
f1aba960 GH	315	vc->gfx.cursor_y = pos_y * vc->gfx.scale_y;
f1bd3132 GH	316	}
f1bd3132 GH	317
4782aeb7 GH	318	void gd_egl_scanout_flush(DisplayChangeListener *dcl,
	319	uint32_t x, uint32_t y, uint32_t w, uint32_t h)
	320	{
	321	VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
	322	GdkWindow *window;
47fd6ab1	323	int ww, wh, ws;
4782aeb7 GH	324
	325	if (!vc->gfx.scanout_mode) {
	326	return;
	327	}
a4f113fd	328	if (!vc->gfx.guest_fb.framebuffer) {
4782aeb7 GH	329	return;
	330	}
	331
	332	eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
	333	vc->gfx.esurface, vc->gfx.ectx);
	334
4782aeb7	335	window = gtk_widget_get_window(vc->gfx.drawing_area);
47fd6ab1 DK	336	ws = gdk_window_get_scale_factor(window);
	337	ww = gdk_window_get_width(window) * ws;
	338	wh = gdk_window_get_height(window) * ws;
a4f113fd	339	egl_fb_setup_default(&vc->gfx.win_fb, ww, wh);
f1bd3132 GH	340	if (vc->gfx.cursor_fb.texture) {
	341	egl_texture_blit(vc->gfx.gls, &vc->gfx.win_fb, &vc->gfx.guest_fb,
	342	vc->gfx.y0_top);
	343	egl_texture_blend(vc->gfx.gls, &vc->gfx.win_fb, &vc->gfx.cursor_fb,
	344	vc->gfx.y0_top,
051a0cde CZ	345	vc->gfx.cursor_x, vc->gfx.cursor_y,
051a0cde CZ	346	vc->gfx.scale_x, vc->gfx.scale_y);
f1bd3132 GH	347	} else {
	348	egl_fb_blit(&vc->gfx.win_fb, &vc->gfx.guest_fb, !vc->gfx.y0_top);
	349	}
4782aeb7	350
65b847d2 VK	351	#ifdef CONFIG_GBM
	352	if (vc->gfx.guest_fb.dmabuf) {
	353	egl_dmabuf_create_sync(vc->gfx.guest_fb.dmabuf);
	354	}
	355	#endif
	356
4782aeb7 GH	357	eglSwapBuffers(qemu_egl_display, vc->gfx.esurface);
	358	}
	359
ab971f8a VK	360	void gd_egl_flush(DisplayChangeListener *dcl,
	361	uint32_t x, uint32_t y, uint32_t w, uint32_t h)
	362	{
	363	VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
	364	GtkWidget *area = vc->gfx.drawing_area;
	365
64f1359b	366	if (vc->gfx.guest_fb.dmabuf && !vc->gfx.guest_fb.dmabuf->draw_submitted) {
ab971f8a	367	graphic_hw_gl_block(vc->gfx.dcl.con, true);
55f4b767	368	vc->gfx.guest_fb.dmabuf->draw_submitted = true;
92b58156	369	gtk_egl_set_scanout_mode(vc, true);
ab971f8a VK	370	gtk_widget_queue_draw_area(area, x, y, w, h);
	371	return;
	372	}
	373
	374	gd_egl_scanout_flush(&vc->gfx.dcl, x, y, w, h);
	375	}
	376
54d208ff	377	void gtk_egl_init(DisplayGLMode mode)
97edf3bd GH	378	{
	379	GdkDisplay *gdk_display = gdk_display_get_default();
	380	Display *x11_display = gdk_x11_display_get_xdisplay(gdk_display);
	381
54d208ff	382	if (qemu_egl_init_dpy_x11(x11_display, mode) < 0) {
97edf3bd GH	383	return;
	384	}
	385
	386	display_opengl = 1;
	387	}
4782aeb7	388
5e79d516	389	int gd_egl_make_current(DisplayGLCtx *dgc,
4782aeb7 GH	390	QEMUGLContext ctx)
4782aeb7 GH	391	{
5e79d516	392	VirtualConsole *vc = container_of(dgc, VirtualConsole, gfx.dgc);
4782aeb7	393
1d48c9fd MAL	394	if (!eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
	395	vc->gfx.esurface, ctx)) {
	396	error_report("egl: eglMakeCurrent failed: %s", qemu_egl_get_error_string());
	397	return -1;
	398	}
	399
	400	return 0;
4782aeb7	401	}