Hyprland/src/Compositor.cpp
2022-03-20 12:11:57 +01:00

327 lines
11 KiB
C++

#include "Compositor.hpp"
CCompositor::CCompositor() {
m_sWLDisplay = wl_display_create();
m_sWLRBackend = wlr_backend_autocreate(m_sWLDisplay);
if (!m_sWLRBackend) {
Debug::log(CRIT, "m_sWLRBackend was NULL!");
RIP("m_sWLRBackend NULL!");
return;
}
m_sWLRRenderer = wlr_renderer_autocreate(m_sWLRBackend);
if (!m_sWLRRenderer) {
Debug::log(CRIT, "m_sWLRRenderer was NULL!");
RIP("m_sWLRRenderer NULL!");
return;
}
wlr_renderer_init_wl_display(m_sWLRRenderer, m_sWLDisplay);
m_sWLRAllocator = wlr_allocator_autocreate(m_sWLRBackend, m_sWLRRenderer);
if (!m_sWLRAllocator) {
Debug::log(CRIT, "m_sWLRAllocator was NULL!");
RIP("m_sWLRAllocator NULL!");
return;
}
m_sWLRCompositor = wlr_compositor_create(m_sWLDisplay, m_sWLRRenderer);
m_sWLRSubCompositor = wlr_subcompositor_create(m_sWLDisplay);
m_sWLRDataDevMgr = wlr_data_device_manager_create(m_sWLDisplay);
wlr_export_dmabuf_manager_v1_create(m_sWLDisplay);
wlr_screencopy_manager_v1_create(m_sWLDisplay);
wlr_data_control_manager_v1_create(m_sWLDisplay);
wlr_gamma_control_manager_v1_create(m_sWLDisplay);
wlr_primary_selection_v1_device_manager_create(m_sWLDisplay);
wlr_viewporter_create(m_sWLDisplay);
m_sWLROutputLayout = wlr_output_layout_create();
m_sWLRScene = wlr_scene_create();
wlr_scene_attach_output_layout(m_sWLRScene, m_sWLROutputLayout);
m_sWLRXDGShell = wlr_xdg_shell_create(m_sWLDisplay);
m_sWLRCursor = wlr_cursor_create();
wlr_cursor_attach_output_layout(m_sWLRCursor, m_sWLROutputLayout);
m_sWLRXCursorMgr = wlr_xcursor_manager_create(nullptr, 24);
wlr_xcursor_manager_load(m_sWLRXCursorMgr, 1);
m_sWLRSeat = wlr_seat_create(m_sWLDisplay, "seat0");
m_sWLRPresentation = wlr_presentation_create(m_sWLDisplay, m_sWLRBackend);
m_sWLRIdle = wlr_idle_create(m_sWLDisplay);
m_sWLRLayerShell = wlr_layer_shell_v1_create(m_sWLDisplay);
wlr_server_decoration_manager_set_default_mode(wlr_server_decoration_manager_create(m_sWLDisplay), WLR_SERVER_DECORATION_MANAGER_MODE_SERVER);
wlr_xdg_decoration_manager_v1_create(m_sWLDisplay);
wlr_xdg_output_manager_v1_create(m_sWLDisplay, m_sWLROutputLayout);
m_sWLROutputMgr = wlr_output_manager_v1_create(m_sWLDisplay);
}
CCompositor::~CCompositor() {
}
void CCompositor::initAllSignals() {
wl_signal_add(&m_sWLRBackend->events.new_output, &Events::listen_newOutput);
wl_signal_add(&m_sWLRXDGShell->events.new_surface, &Events::listen_newXDGSurface);
wl_signal_add(&m_sWLRCursor->events.motion, &Events::listen_mouseMove);
wl_signal_add(&m_sWLRCursor->events.motion_absolute, &Events::listen_mouseMoveAbsolute);
wl_signal_add(&m_sWLRCursor->events.button, &Events::listen_mouseButton);
wl_signal_add(&m_sWLRCursor->events.axis, &Events::listen_mouseAxis);
wl_signal_add(&m_sWLRCursor->events.frame, &Events::listen_mouseFrame);
wl_signal_add(&m_sWLRBackend->events.new_input, &Events::listen_newInput);
wl_signal_add(&m_sWLRSeat->events.request_set_cursor, &Events::listen_requestMouse);
wl_signal_add(&m_sWLRSeat->events.request_set_selection, &Events::listen_requestSetSel);
wl_signal_add(&m_sWLRLayerShell->events.new_surface, &Events::listen_newLayerSurface);
wl_signal_add(&m_sWLROutputLayout->events.change, &Events::listen_change);
wl_signal_add(&m_sWLROutputMgr->events.apply, &Events::listen_outputMgrApply);
wl_signal_add(&m_sWLROutputMgr->events.test, &Events::listen_outputMgrTest);
}
void CCompositor::startCompositor() {
// Init all the managers BEFORE we start with the wayland server so that ALL of the stuff is initialized
// properly and we dont get any bad mem reads.
//
Debug::log(LOG, "Creating the KeybindManager!");
g_pKeybindManager = std::make_unique<CKeybindManager>();
Debug::log(LOG, "Creating the ConfigManager!");
g_pConfigManager = std::make_unique<CConfigManager>();
Debug::log(LOG, "Creating the ThreadManager!");
g_pThreadManager = std::make_unique<CThreadManager>();
Debug::log(LOG, "Creating the InputManager!");
g_pInputManager = std::make_unique<CInputManager>();
Debug::log(LOG, "Creating the HyprRenderer!");
g_pHyprRenderer = std::make_unique<CHyprRenderer>();
Debug::log(LOG, "Creating the XWaylandManager!");
g_pXWaylandManager = std::make_unique<CHyprXWaylandManager>();
Debug::log(LOG, "Creating the LayoutManager!");
g_pLayoutManager = std::make_unique<CLayoutManager>();
//
//
initAllSignals();
m_szWLDisplaySocket = wl_display_add_socket_auto(m_sWLDisplay);
if (!m_szWLDisplaySocket) {
Debug::log(CRIT, "m_szWLDisplaySocket NULL!");
wlr_backend_destroy(m_sWLRBackend);
RIP("m_szWLDisplaySocket NULL!");
}
setenv("WAYLAND_DISPLAY", m_szWLDisplaySocket, 1);
signal(SIGPIPE, SIG_IGN);
Debug::log(LOG, "Running on WAYLAND_DISPLAY: %s", m_szWLDisplaySocket);
if (!wlr_backend_start(m_sWLRBackend)) {
Debug::log(CRIT, "Backend did not start!");
wlr_backend_destroy(m_sWLRBackend);
wl_display_destroy(m_sWLDisplay);
RIP("Backend did not start!");
}
wlr_xcursor_manager_set_cursor_image(m_sWLRXCursorMgr, "left_ptr", m_sWLRCursor);
// This blocks until we are done.
Debug::log(LOG, "Hyprland is ready, running the event loop!");
wl_display_run(m_sWLDisplay);
}
SMonitor* CCompositor::getMonitorFromID(const int& id) {
for (auto& m : m_lMonitors) {
if (m.ID == (uint64_t)id) {
return &m;
}
}
return nullptr;
}
SMonitor* CCompositor::getMonitorFromCursor() {
const auto COORDS = Vector2D(m_sWLRCursor->x, m_sWLRCursor->y);
const auto OUTPUT = wlr_output_layout_output_at(m_sWLROutputLayout, COORDS.x, COORDS.y);
if (!OUTPUT) {
Debug::log(WARN, "getMonitorFromCursor: cursor outside monitors??");
return &m_lMonitors.front();
}
for (auto& m : m_lMonitors) {
if (m.output == OUTPUT)
return &m;
}
Debug::log(LOG, "Monitor not in list??");
return &m_lMonitors.front();
}
SMonitor* CCompositor::getMonitorFromVector(const Vector2D& point) {
const auto OUTPUT = wlr_output_layout_output_at(m_sWLROutputLayout, point.x, point.y);
if (!OUTPUT) {
Debug::log(WARN, "getMonitorFromVector: vector outside monitors??");
return nullptr;
}
return getMonitorFromOutput(OUTPUT);
}
void CCompositor::removeWindowFromVectorSafe(CWindow* pWindow) {
if (windowExists(pWindow))
m_lWindows.remove(*pWindow);
}
bool CCompositor::windowExists(CWindow* pWindow) {
for (auto& w : m_lWindows) {
if (&w == pWindow)
return true;
}
return false;
}
CWindow* CCompositor::vectorToWindow(const Vector2D& pos) {
const auto PMONITOR = getMonitorFromCursor();
for (auto& w : m_lWindows) {
wlr_box box = {w.m_vRealPosition.x, w.m_vRealPosition.y, w.m_vRealSize.x, w.m_vRealSize.y};
if (wlr_box_contains_point(&box, pos.x, pos.y)) // TODO: workspaces
return &w;
}
return nullptr;
}
CWindow* CCompositor::vectorToWindowIdeal(const Vector2D& pos) {
const auto PMONITOR = getMonitorFromCursor();
// first loop over floating cuz they're above
// TODO: make an actual Z-system
for (auto& w : m_lWindows) {
wlr_box box = {w.m_vRealPosition.x, w.m_vRealPosition.y, w.m_vRealSize.x, w.m_vRealSize.y};
if (wlr_box_contains_point(&box, m_sWLRCursor->x, m_sWLRCursor->y) && w.m_bIsFloating) // TODO: workspaces
return &w;
}
for (auto& w : m_lWindows) {
wlr_box box = {w.m_vPosition.x, w.m_vPosition.y, w.m_vSize.x, w.m_vSize.y};
if (wlr_box_contains_point(&box, pos.x, pos.y)) // TODO: workspaces
return &w;
}
return nullptr;
}
CWindow* CCompositor::windowFromCursor() {
const auto PMONITOR = getMonitorFromCursor();
// first loop over floating cuz they're above
// TODO: make an actual Z-system
for (auto& w : m_lWindows) {
wlr_box box = {w.m_vRealPosition.x, w.m_vRealPosition.y, w.m_vRealSize.x, w.m_vRealSize.y};
if (wlr_box_contains_point(&box, m_sWLRCursor->x, m_sWLRCursor->y) && w.m_bIsFloating) // TODO: workspaces
return &w;
}
for (auto& w : m_lWindows) {
wlr_box box = {w.m_vPosition.x, w.m_vPosition.y, w.m_vSize.x, w.m_vSize.y};
if (wlr_box_contains_point(&box, m_sWLRCursor->x, m_sWLRCursor->y)) // TODO: workspaces
return &w;
}
return nullptr;
}
CWindow* CCompositor::windowFloatingFromCursor() {
const auto PMONITOR = getMonitorFromCursor();
for (auto& w : m_lWindows) {
wlr_box box = {w.m_vRealPosition.x, w.m_vRealPosition.y, w.m_vRealSize.x, w.m_vRealSize.y};
if (wlr_box_contains_point(&box, m_sWLRCursor->x, m_sWLRCursor->y) && w.m_bIsFloating) // TODO: workspaces
return &w;
}
return nullptr;
}
SMonitor* CCompositor::getMonitorFromOutput(wlr_output* out) {
for (auto& m : m_lMonitors) {
if (m.output == out) {
return &m;
}
}
return nullptr;
}
void CCompositor::focusWindow(CWindow* pWindow) {
if (!pWindow) {
wlr_seat_keyboard_notify_clear_focus(m_sWLRSeat);
return;
}
const auto PWINDOWSURFACE = g_pXWaylandManager->getWindowSurface(pWindow);
if (m_sWLRSeat->keyboard_state.focused_surface == PWINDOWSURFACE)
return; // Don't focus when already focused on this.
// Unfocus last window
if (m_pLastFocus && windowValidMapped(m_pLastFocus))
g_pXWaylandManager->activateSurface(g_pXWaylandManager->getWindowSurface(m_pLastFocus), false);
const auto KEYBOARD = wlr_seat_get_keyboard(m_sWLRSeat);
wlr_seat_keyboard_notify_enter(m_sWLRSeat, PWINDOWSURFACE, KEYBOARD->keycodes, KEYBOARD->num_keycodes, &KEYBOARD->modifiers);
g_pXWaylandManager->activateSurface(PWINDOWSURFACE, true);
m_pLastFocus = pWindow;
Debug::log(LOG, "Set keyboard %x focus to %x, with name: %s", KEYBOARD, pWindow, pWindow->m_szTitle.c_str());
}
bool CCompositor::windowValidMapped(CWindow* pWindow) {
if (!windowExists(pWindow))
return false;
if (pWindow->m_bIsX11 && !pWindow->m_bMappedX11)
return false;
if (!g_pXWaylandManager->getWindowSurface(pWindow))
return false;
return true;
}
SLayerSurface* CCompositor::getLayerForPopup(SLayerPopup* pPopup) {
auto CurrentPopup = pPopup;
while (CurrentPopup->parentPopup != nullptr) {
for (auto& p : g_pCompositor->m_lLayerPopups) {
if (p.popup == CurrentPopup->parentPopup) {
CurrentPopup = &p;
break;
}
}
}
return CurrentPopup->parentSurface;
}