/*
 * YaGL
 *
 * Copyright (c) 2012 Samsung Electronics Co., Ltd. All rights reserved.
 *
 * Contact :
 * Stanislav Vorobiov <s.vorobiov@samsung.com>
 * Jinhyung Jo <jinhyung.jo@samsung.com>
 * YeongKyoon Lee <yeongkyoon.lee@samsung.com>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 *
 * Contributors:
 * - S-Core Co., Ltd
 *
 */

#include "yagl_onscreen_image_wl_buffer.h"
#include "yagl_native_display.h"
#include "yagl_display.h"
#include "yagl_malloc.h"
#include "yagl_host_egl_calls.h"
#include "yagl_egl_state.h"
#include "yagl_state.h"
#include "yagl_transport_egl.h"
#include "wayland-drm.h"
#include "yagl_client_interface.h"
#include "yagl_client_image.h"
#include "vigs.h"

static void yagl_onscreen_image_wl_buffer_update(struct yagl_image *image)
{
}

static void yagl_onscreen_image_wl_buffer_destroy(struct yagl_ref *ref)
{
    struct yagl_onscreen_image_wl_buffer *image = (struct yagl_onscreen_image_wl_buffer*)ref;

    yagl_image_cleanup(&image->base);

    yagl_free(image);
}

struct yagl_onscreen_image_wl_buffer
    *yagl_onscreen_image_wl_buffer_create(struct yagl_display *dpy,
                                          struct wl_resource *buffer,
                                          struct yagl_client_interface *iface)
{
    EGLint error = 0;
    yagl_object_name tex_global_name = yagl_get_global_name();
    struct yagl_client_image *client_image;
    struct yagl_onscreen_image_wl_buffer *image;
    struct wl_drm_buffer *drm_buffer;
    struct vigs_drm_surface *drm_sfc;

    image = yagl_malloc0(sizeof(*image));
    drm_buffer = wayland_drm_get_buffer(dpy->native_dpy->wl_server_drm, buffer);

    if (!drm_buffer) {
        /*
         * Or is it some other error ?
         */
        yagl_set_error(EGL_BAD_NATIVE_PIXMAP);
        goto fail;
    }

    drm_sfc = wayland_drm_buffer_get_sfc(drm_buffer);

    if (!yagl_host_eglCreateImageYAGL(tex_global_name,
                                      dpy->host_dpy,
                                      drm_sfc->id,
                                      &error)) {
        yagl_set_error(error);
        goto fail;
    }

    client_image = iface->create_image(iface, tex_global_name);

    yagl_image_init(&image->base,
                    &yagl_onscreen_image_wl_buffer_destroy,
                    dpy,
                    (EGLImageKHR)INT2VOIDP(drm_sfc->gem.name),
                    client_image);

    yagl_client_image_release(client_image);

    image->base.update = &yagl_onscreen_image_wl_buffer_update;

    image->buffer = drm_buffer;

    return image;

fail:
    yagl_free(image);

    return NULL;
}