mutter/src/backends/native/meta-renderer-native.c

/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */

/*
 * Copyright (C) 2016 Red Hat
 *
 * 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.
 *
 * Written by:
 *     Jonas Ådahl <jadahl@gmail.com>
 */

#include "config.h"

#include <glib-object.h>

#include "backends/native/meta-renderer-native.h"
#include "cogl/cogl.h"

enum
{
  PROP_0,

  PROP_KMS_FD,

  PROP_LAST
};

struct _MetaRendererNative
{
  MetaRenderer parent;

  int kms_fd;
};

G_DEFINE_TYPE (MetaRendererNative, meta_renderer_native, META_TYPE_RENDERER)

static CoglRenderer *
meta_renderer_native_create_cogl_renderer (MetaRenderer *renderer)
{
  MetaRendererNative *renderer_native = META_RENDERER_NATIVE (renderer);
  CoglRenderer *cogl_renderer;

  cogl_renderer = cogl_renderer_new ();
  cogl_renderer_set_custom_winsys (cogl_renderer,
                                   _cogl_winsys_egl_kms_get_vtable);
  cogl_kms_renderer_set_kms_fd (cogl_renderer, renderer_native->kms_fd);

  return cogl_renderer;
}

static void
meta_renderer_native_get_property (GObject    *object,
                                   guint       prop_id,
                                   GValue     *value,
                                   GParamSpec *pspec)
{
  MetaRendererNative *renderer_native = META_RENDERER_NATIVE (object);

  switch (prop_id)
    {
    case PROP_KMS_FD:
      g_value_set_int (value, renderer_native->kms_fd);
      break;
    default:
      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
      break;
    }
}

static void
meta_renderer_native_set_property (GObject      *object,
                                   guint         prop_id,
                                   const GValue *value,
                                   GParamSpec   *pspec)
{
  MetaRendererNative *renderer_native = META_RENDERER_NATIVE (object);

  switch (prop_id)
    {
    case PROP_KMS_FD:
      renderer_native->kms_fd = g_value_get_int (value);
      break;
    default:
      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
      break;
    }
}

static void
meta_renderer_native_init (MetaRendererNative *renderer_native)
{
}

static void
meta_renderer_native_class_init (MetaRendererNativeClass *klass)
{
  GObjectClass *object_class = G_OBJECT_CLASS (klass);
  MetaRendererClass *renderer_class = META_RENDERER_CLASS (klass);

  object_class->get_property = meta_renderer_native_get_property;
  object_class->set_property = meta_renderer_native_set_property;

  renderer_class->create_cogl_renderer = meta_renderer_native_create_cogl_renderer;

  g_object_class_install_property (object_class,
                                   PROP_KMS_FD,
                                   g_param_spec_int ("kms-fd",
                                                     "KMS fd",
                                                     "The KMS file descriptor",
                                                     0, G_MAXINT, 0,
                                                     G_PARAM_READWRITE |
                                                     G_PARAM_CONSTRUCT_ONLY));
}