- Setup wayland display and window. Window surface is created and appears in hotbar. Window is not visible.

This commit is contained in:
2025-12-14 15:47:11 -05:00
parent a1bdc077b1
commit 5dcb58f53c
25 changed files with 985 additions and 40 deletions

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@@ -29,9 +29,11 @@ FENNEC_PRIVATE_STATIC_CONSTRUCTOR(_init_linux) {
}
void linux_platform::initialize() {
platform::initialize();
}
void linux_platform::shutdown() {
platform::shutdown();
}
}

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@@ -0,0 +1,185 @@
// =====================================================================================================================
// fennec, a free and open source game engine
// Copyright © 2025 Medusa Slockbower
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
// =====================================================================================================================
///
/// \file wayland_server.h
/// \brief
///
///
/// \details
/// \author Medusa Slockbower
///
/// \copyright Copyright © 2025 Medusa Slockbower ([GPLv3](https://www.gnu.org/licenses/gpl-3.0.en.html))
///
///
#include <fennec/core/logger.h>
#include <fennec/platform/linux/wayland/server.h>
#include <fennec/platform/linux/wayland/window.h>
#include <fennec/platform/linux/wayland/lib/loader.h>
#include <fennec/platform/linux/wayland/lib/wayland.h>
#include <fennec/platform/linux/wayland/lib/headers/xdg-shell-client-protocols.h>
namespace fennec
{
wayland_server::wayland_server(fennec::platform* p)
: display_server(p)
, display(nullptr), registry(nullptr), compositor(nullptr), seat(nullptr), fifo(false) {
// load shared lib
if (libwayland::load_symbols(platform)) {
return;
}
}
wayland_server::~wayland_server() {
// ensure we did disconnect
wayland_server::disconnect();
// unload shared lib
libwayland::unload_symbols(platform);
}
void wayland_server::connect() {
static constexpr wl_registry_listener listener = {
listen_global, listen_global_remove
};
if (display != nullptr) {
return;
}
// connect to wayland
display = wl_display_connect(nullptr);
if (display == nullptr) {
return;
}
// get the registry
registry = wl_display_get_registry(display);
if (registry == nullptr) {
assert(registry, "Failed to acquire registry from Wayland");
disconnect();
return;
}
// Aquire interfaces
wl_registry_add_listener(registry, &listener, this);
wl_display_roundtrip(display);
// Check for fifo v1, wayland's builtin fifo only allows one frame to be in flight at a time
if (not fifo) {
assert(fifo, "Compositor does not support fifo-v1 protocol, falling back to other display protocols.");
disconnect();
return;
}
}
void wayland_server::disconnect() {
// early escape
if (display == nullptr) {
return;
}
// check compositor
if (compositor) {
wl_compositor_destroy(compositor);
}
// check registry
if (registry) {
wl_registry_destroy(registry);
}
// disconnect from wayland
wl_display_flush(display);
wl_display_disconnect(display);
// clear vars
display = nullptr;
registry = nullptr;
compositor = nullptr;
seat = nullptr;
fifo = false;
}
bool wayland_server::connected() const {
return display != nullptr;
}
window* wayland_server::create_window(const window::config& conf) {
size_t id = windows.insert(new wayland_window(this, windows.next_id(), conf));
return windows[id];
}
void wayland_server::listen_global(void* data, wl_registry* reg, uint32_t id, const char* name, uint32_t version) {
static constexpr wl_seat_listener seat_listener = {
listen_seat_capabilities, listen_seat_name
};
static constexpr xdg_wm_base_listener xdg_listener = {
listen_xdg_ping
};
wayland_server* server = static_cast<wayland_server*>(data);
const cstring interface = cstring(name, strlen(name) + 1);
if (interface == "wl_compositor") {
server->compositor = static_cast<wl_compositor*>(wl_registry_bind(reg, id, &wl_compositor_interface, version));
return;
}
if (interface == "xdg_wm_base") {
server->xdg = static_cast<xdg_wm_base*>(wl_registry_bind(reg, id, &xdg_wm_base_interface, version));
xdg_wm_base_add_listener(server->xdg, &xdg_listener, server);
return;
}
if (interface == "wl_seat") {
server->seat = static_cast<wl_seat*>(wl_registry_bind(reg, id, &wl_seat_interface, version));
wl_seat_add_listener(server->seat, &seat_listener, server);
return;
}
if (interface == "wp_fifo_manager_v1") {
server->fifo = true;
return;
}
}
void wayland_server::listen_global_remove(void*, wl_registry*, uint32_t) {
}
void wayland_server::listen_seat_capabilities(void*, wl_seat*, uint32_t) {
}
void wayland_server::listen_seat_name(void*, wl_seat*, const char*) {}
void wayland_server::listen_xdg_ping(void*, xdg_wm_base* xdg, uint32_t serial) {
xdg_wm_base_pong(xdg, serial);
}
}

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@@ -0,0 +1,160 @@
// =====================================================================================================================
// fennec, a free and open source game engine
// Copyright © 2025 Medusa Slockbower
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
// =====================================================================================================================
///
/// \file window.h
/// \brief
///
///
/// \details
/// \author Medusa Slockbower
///
/// \copyright Copyright © 2025 Medusa Slockbower ([GPLv3](https://www.gnu.org/licenses/gpl-3.0.en.html))
///
///
#include <fennec/platform/interface/display_server.h>
#include <fennec/platform/linux/wayland/server.h>
#include <fennec/platform/linux/wayland/window.h>
#include <fennec/platform/linux/wayland/lib/wayland.h>
#include <fennec/platform/linux/wayland/lib/headers/xdg-shell-client-protocols.h>
using namespace fennec;
wayland_window::wayland_window(display_server* server, uint32_t id, const config& cfg)
: window(server, id, cfg)
, surface(nullptr)
, xdgsurface(nullptr) {
}
wayland_window::~wayland_window() {
}
void wayland_window::show() {
static constexpr wl_surface_listener surface_listener = {
listen_enter, listen_leave, listen_preferred_buffer_scale, listen_preferred_buffer_transform
};
static constexpr xdg_surface_listener xdg_surface_listener = {
listen_xdg_surface_configure
};
static constexpr xdg_toplevel_listener xdg_toplevel_listener = {
listen_xdg_toplevel_configure, listen_xdg_toplevel_close, listen_xdg_toplevel_configure_bounds,
listen_xdg_toplevel_capabilities
};
static constexpr wl_callback_listener frame_callback_listener = {
listen_frame_callback
};
if (is_visible()) {
return;
}
wayland_window* root = this;
while (root != nullptr and root->is_popup()) {
root = static_cast<wayland_window*>(root->get_parent());
}
assertf(root != nullptr, "Failed to find appropriate top-level window.");
wayland_server* wl_server = static_cast<wayland_server*>(server);
surface = wl_compositor_create_surface(wl_server->compositor);
wl_surface_add_listener(surface, &surface_listener, this);
xdgsurface = xdg_wm_base_get_xdg_surface(wl_server->xdg, surface);
xdg_surface_add_listener(xdgsurface, &xdg_surface_listener, this);
xdgtoplevel = xdg_surface_get_toplevel(xdgsurface);
xdg_toplevel_add_listener(xdgtoplevel, &xdg_toplevel_listener, this);
frame_callback = wl_surface_frame(surface);
wl_callback_add_listener(frame_callback, &frame_callback_listener, this);
wl_surface_commit(surface);
wl_display_roundtrip(wl_server->display);
cfg.flags.set(flag_visible);
cfg.flags.set(flag_running);
}
void wayland_window::hide() {
if (not is_visible()) {
return;
}
wayland_server* wl_server = static_cast<wayland_server*>(server);
if (xdgtoplevel) {
xdg_toplevel_destroy(xdgtoplevel);
xdgtoplevel = nullptr;
}
if (frame_callback) {
wl_callback_destroy(frame_callback);
frame_callback = nullptr;
}
if (xdgsurface) {
xdg_surface_destroy(xdgsurface);
xdgsurface = nullptr;
}
if (surface) {
wl_surface_destroy(surface);
surface = nullptr;
}
wl_display_roundtrip(wl_server->display);
cfg.flags.clear(flag_visible);
cfg.flags.clear(flag_running);
}
void wayland_window::dispatch() {
wayland_server* wl_server = static_cast<wayland_server*>(server);
wl_display_dispatch(wl_server->display);
}
bool wayland_window::set_flag(uint8_t, bool) {
return false;
}
void wayland_window::listen_enter(void*, wl_surface*, wl_output*) {}
void wayland_window::listen_leave(void*, wl_surface*, wl_output*) {}
void wayland_window::listen_preferred_buffer_scale(void*, wl_surface*, int32_t) {}
void wayland_window::listen_preferred_buffer_transform(void*, wl_surface*, uint32_t) {}
void wayland_window::listen_frame_callback(void*, wl_callback*, uint32_t) {}
void wayland_window::listen_xdg_surface_configure(void*, xdg_surface* xdg, uint32_t serial) {
xdg_surface_ack_configure(xdg, serial);
}
void wayland_window::listen_xdg_toplevel_configure(void*, xdg_toplevel*, int32_t, int32_t, wl_array*) {}
void wayland_window::listen_xdg_toplevel_configure_bounds(void*, xdg_toplevel*, int32_t, int32_t) {}
void wayland_window::listen_xdg_toplevel_close(void*, xdg_toplevel*) {}
void wayland_window::listen_xdg_toplevel_capabilities(void*, xdg_toplevel*, wl_array*) {}