sunshine-sdk/sunshine/platform/linux/wayland.cpp

143 lines
4.2 KiB
C++

#include <wayland-client.h>
#include <wayland-util.h>
#include <cstdlib>
#include "sunshine/main.h"
#include "sunshine/platform/common.h"
#include "sunshine/utility.h"
#include "wayland.h"
extern const wl_interface wl_output_interface;
using namespace std::literals;
// Disable warning for converting incompatible functions
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wpedantic"
namespace wl {
void test() {
display_t display;
if(display.init()) {
return;
}
interface_t interface { display.registry() };
display.roundtrip();
for(auto &monitor : interface.monitors) {
monitor->listen(interface.output_manager);
}
display.roundtrip();
}
int display_t::init(const char *display_name) {
if(!display_name) {
display_name = std::getenv("WAYLAND_DISPLAY");
}
if(!display_name) {
BOOST_LOG(error) << "Environment variable WAYLAND_DISPLAY has not been defined"sv;
return -1;
}
display_internal.reset(wl_display_connect(display_name));
if(!display_internal) {
BOOST_LOG(error) << "Couldn't connect to Wayland display: "sv << display_name;
return -1;
}
BOOST_LOG(info) << "Found display ["sv << display_name << ']';
return 0;
}
void display_t::roundtrip() {
wl_display_roundtrip(display_internal.get());
}
wl_registry *display_t::registry() {
return wl_display_get_registry(display_internal.get());
}
inline monitor_t::monitor_t(wl_output *output) : output { output } {}
inline void monitor_t::xdg_name(zxdg_output_v1 *, const char *name) {
this->name = name;
BOOST_LOG(info) << "Name: "sv << this->name;
}
inline void monitor_t::xdg_description(zxdg_output_v1 *, const char *description) {
this->description = description;
BOOST_LOG(info) << "Found monitor: "sv << this->description;
}
inline void monitor_t::xdg_position(zxdg_output_v1 *, std::int32_t x, std::int32_t y) {
viewport.offset_x = x;
viewport.offset_y = y;
BOOST_LOG(info) << "Offset: "sv << x << 'x' << y;
}
inline void monitor_t::xdg_size(zxdg_output_v1 *, std::int32_t width, std::int32_t height) {
viewport.width = width;
viewport.height = height;
BOOST_LOG(info) << "Resolution: "sv << width << 'x' << height;
}
inline void monitor_t::xdg_done(zxdg_output_v1 *) {
BOOST_LOG(info) << "All info about monitor ["sv << name << "] has been send"sv;
}
inline void monitor_t::listen(zxdg_output_manager_v1 *output_manager) {
auto xdg_output = zxdg_output_manager_v1_get_xdg_output(output_manager, output);
#define CLASS_CALL(x, y) x = (decltype(x))&y
CLASS_CALL(listener.name, monitor_t::xdg_name);
CLASS_CALL(listener.logical_size, monitor_t::xdg_size);
CLASS_CALL(listener.logical_position, monitor_t::xdg_position);
CLASS_CALL(listener.done, monitor_t::xdg_done);
CLASS_CALL(listener.description, monitor_t::xdg_description);
#undef CLASS_CALL
zxdg_output_v1_add_listener(xdg_output, &listener, this);
}
inline interface_t::interface_t(wl_registry *registry)
: output_manager { nullptr }, listener {
(decltype(wl_registry_listener::global))&interface_t::add_interface,
(decltype(wl_registry_listener::global_remove))&interface_t::del_interface,
} {
wl_registry_add_listener(registry, &listener, this);
}
inline void interface_t::add_interface(wl_registry *registry, std::uint32_t id, const char *interface, std::uint32_t version) {
BOOST_LOG(debug) << "Available interface: "sv << interface << '(' << id << ") version "sv << version;
if(!std::strcmp(interface, wl_output_interface.name)) {
BOOST_LOG(info) << "Found interface: "sv << interface << '(' << id << ") version "sv << version;
monitors.emplace_back(
std::make_unique<monitor_t>(
(wl_output *)wl_registry_bind(registry, id, &wl_output_interface, version)));
}
else if(!std::strcmp(interface, zxdg_output_manager_v1_interface.name)) {
BOOST_LOG(info) << "Found interface: "sv << interface << '(' << id << ") version "sv << version;
output_manager = (zxdg_output_manager_v1 *)wl_registry_bind(registry, id, &zxdg_output_manager_v1_interface, version);
}
}
inline void interface_t::del_interface(wl_registry *registry, uint32_t id) {
BOOST_LOG(info) << "Delete: "sv << id;
}
} // namespace wl
#pragma GCC diagnostic pop