734a236a97
We need to *write* to the shared memory, not read from it. cogl_texture_from_data() is read-only, it doesn't keep the data in sync with the texture. Instead, we have to call cogl_texture_get_data() ourselves to sync manually.
115 lines
3.4 KiB
C
115 lines
3.4 KiB
C
/*
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* Clutter.
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*
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* An OpenGL based 'interactive canvas' library.
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*
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* Copyright (C) 2010 Intel Corporation.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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* Authors:
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* Matthew Allum
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* Robert Bragg
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* Kristian Høgsberg
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*/
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#ifndef __CLUTTER_STAGE_WAYLAND_H__
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#define __CLUTTER_STAGE_WAYLAND_H__
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <glib-object.h>
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#include <clutter/clutter-stage.h>
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#define MESA_EGL_NO_X11_HEADERS
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#include <EGL/egl.h>
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#include <EGL/eglext.h>
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#include "clutter-backend-wayland.h"
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#define CLUTTER_TYPE_STAGE_WAYLAND (_clutter_stage_wayland_get_type ())
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#define CLUTTER_STAGE_WAYLAND(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_STAGE_WAYLAND, ClutterStageWayland))
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#define CLUTTER_IS_STAGE_WAYLAND(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_STAGE_WAYLAND))
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#define CLUTTER_STAGE_WAYLAND_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_STAGE_WAYLAND, ClutterStageWaylandClass))
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#define CLUTTER_IS_STAGE_WAYLAND_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_STAGE_WAYLAND))
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#define CLUTTER_STAGE_WAYLAND_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_STAGE_WAYLAND, ClutterStageWaylandClass))
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typedef struct _ClutterStageWayland ClutterStageWayland;
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typedef struct _ClutterStageWaylandClass ClutterStageWaylandClass;
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#define BUFFER_TYPE_DRM 1
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#define BUFFER_TYPE_SHM 2
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typedef struct _ClutterStageWaylandWaylandBuffer
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{
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CoglHandle offscreen;
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struct wl_buffer *wayland_buffer;
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cairo_region_t *dirty_region;
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CoglHandle tex;
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guint type;
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} ClutterStageWaylandWaylandBuffer;
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typedef struct _ClutterStageWaylandWaylandBufferDRM
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{
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ClutterStageWaylandWaylandBuffer buffer;
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EGLImageKHR drm_image;
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GLuint texture;
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} ClutterStageWaylandWaylandBufferDRM;
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typedef struct _ClutterStageWaylandWaylandBufferSHM
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{
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ClutterStageWaylandWaylandBuffer buffer;
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CoglPixelFormat format;
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guint8 *data;
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size_t size;
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unsigned int stride;
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} ClutterStageWaylandWaylandBufferSHM;
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struct _ClutterStageWayland
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{
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GObject parent_instance;
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/* the stage wrapper */
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ClutterStage *wrapper;
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/* back pointer to the backend */
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ClutterBackendWayland *backend;
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ClutterGeometry allocation;
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ClutterGeometry save_allocation;
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ClutterGeometry pending_allocation;
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struct wl_surface *wayland_surface;
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int pending_swaps;
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ClutterStageWaylandWaylandBuffer *front_buffer;
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ClutterStageWaylandWaylandBuffer *back_buffer;
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ClutterStageWaylandWaylandBuffer *pick_buffer;
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cairo_region_t *repaint_region;
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};
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struct _ClutterStageWaylandClass
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{
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GObjectClass parent_class;
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};
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GType _clutter_stage_wayland_get_type (void) G_GNUC_CONST;
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void _clutter_stage_wayland_redraw (ClutterStageWayland *stage_wayland,
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ClutterStage *stage);
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#endif /* __CLUTTER_STAGE_WAYLAND_H__ */
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