device/google/cuttlefish/host/libs/wayland/wayland_virtio_gpu_metadata...

86 lines
3.0 KiB
C++

/*
* Copyright (C) 2021 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "host/libs/wayland/wayland_compositor.h"
#include <android-base/logging.h>
#include <virtio-gpu-metadata-v1.h>
#include <wayland-server-core.h>
#include <wayland-server-protocol.h>
#include "host/libs/wayland/wayland_surface.h"
#include "host/libs/wayland/wayland_utils.h"
namespace wayland {
namespace {
void virtio_gpu_surface_metadata_set_scanout_id(
struct wl_client*, struct wl_resource* surface_metadata_resource,
uint32_t scanout_id) {
GetUserData<Surface>(surface_metadata_resource)
->SetVirtioGpuScanoutId(scanout_id);
}
const struct wp_virtio_gpu_surface_metadata_v1_interface
virtio_gpu_surface_metadata_implementation = {
.set_scanout_id = virtio_gpu_surface_metadata_set_scanout_id};
void destroy_virtio_gpu_surface_metadata_resource_callback(
struct wl_resource*) {
// This is only expected to occur upon surface destruction so no need to
// update the scanout id in `Surface`.
}
void virtio_gpu_metadata_get_surface_metadata(
struct wl_client* client, struct wl_resource* /*metadata_impl_resource*/,
uint32_t id, struct wl_resource* surface_resource) {
Surface* surface = GetUserData<Surface>(surface_resource);
wl_resource* virtio_gpu_metadata_surface_resource = wl_resource_create(
client, &wp_virtio_gpu_surface_metadata_v1_interface, 1, id);
wl_resource_set_implementation(
virtio_gpu_metadata_surface_resource,
&virtio_gpu_surface_metadata_implementation, surface,
destroy_virtio_gpu_surface_metadata_resource_callback);
}
const struct wp_virtio_gpu_metadata_v1_interface
virtio_gpu_metadata_implementation = {
.get_surface_metadata = virtio_gpu_metadata_get_surface_metadata,
};
void destroy_virtio_gpu_metadata_resource_callback(struct wl_resource*) {}
void bind_virtio_gpu_metadata(wl_client* client, void* data,
uint32_t /*version*/, uint32_t id) {
wl_resource* resource =
wl_resource_create(client, &wp_virtio_gpu_metadata_v1_interface, 1, id);
wl_resource_set_implementation(resource, &virtio_gpu_metadata_implementation,
data,
destroy_virtio_gpu_metadata_resource_callback);
}
} // namespace
void BindVirtioGpuMetadataInterface(wl_display* display, Surfaces* surfaces) {
wl_global_create(display, &wp_virtio_gpu_metadata_v1_interface, 1, surfaces,
bind_virtio_gpu_metadata);
}
} // namespace wayland