Add some GLX files back
This commit is contained in:
Lynix
parent
4f9380da11
commit
3f5b041a81
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// Copyright (C) 2015 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Renderer module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#include <Nazara/Renderer/X11/Display.hpp>
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#include <Nazara/Core/Error.hpp>
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#include <Nazara/Renderer/X11/ScopedXCB.hpp>
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#include <xcb/xcb_keysyms.h>
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#include <unordered_map>
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#include <Nazara/Renderer/Debug.hpp>
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namespace Nz
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{
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namespace
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{
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// The shared display and its reference counter
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xcb_connection_t* sharedConnection = nullptr;
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int screen_nbr = 0;
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unsigned int referenceCountConnection = 0;
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xcb_key_symbols_t* sharedkeySymbol = nullptr;
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unsigned int referenceCountKeySymbol = 0;
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xcb_ewmh_connection_t* sharedEwmhConnection = nullptr;
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unsigned int referenceCountEwmhConnection = 0;
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using AtomMap = std::unordered_map<std::string, xcb_atom_t>;
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AtomMap atoms;
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}
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bool X11::CheckCookie(xcb_connection_t* connection, xcb_void_cookie_t cookie)
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{
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ScopedXCB<xcb_generic_error_t> error(xcb_request_check(
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connection,
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cookie
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));
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if (error)
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return false;
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else
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return true;
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}
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void X11::CloseConnection(xcb_connection_t* connection)
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{
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NazaraAssert(connection == sharedConnection, "The model is meant for one connection to X11 server");
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--referenceCountConnection;
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}
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void X11::CloseEWMHConnection(xcb_ewmh_connection_t* ewmh_connection)
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{
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NazaraAssert(ewmh_connection == sharedEwmhConnection, "The model is meant for one connection to X11 server");
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--referenceCountEwmhConnection;
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}
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xcb_atom_t X11::GetAtom(const std::string& name, bool onlyIfExists)
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{
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auto iter = atoms.find(name);
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if (iter != atoms.end())
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return iter->second;
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ScopedXCB<xcb_generic_error_t> error(nullptr);
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xcb_connection_t* connection = OpenConnection();
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ScopedXCB<xcb_intern_atom_reply_t> reply(xcb_intern_atom_reply(
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connection,
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xcb_intern_atom(
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connection,
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onlyIfExists,
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name.GetSize(),
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name.GetConstBuffer()
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),
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&error
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));
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CloseConnection(connection);
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if (error || !reply)
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{
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NazaraError("Failed to get " + name + " atom.");
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return XCB_ATOM_NONE;
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}
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atoms[name] = reply->atom;
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return reply->atom;
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}
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bool X11::Initialize()
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{
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if (IsInitialized())
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{
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s_moduleReferenceCounter++;
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return true; // Déjà initialisé
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}
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s_moduleReferenceCounter++;
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NazaraAssert(referenceCountConnection == 0, "Initialize should be called before anything");
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NazaraAssert(referenceCountKeySymbol == 0, "Initialize should be called before anything");
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NazaraAssert(referenceCountEwmhConnection == 0, "Initialize should be called before anything");
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{
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sharedConnection = xcb_connect(nullptr, &screen_nbr);
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// Opening display failed: The best we can do at the moment is to output a meaningful error message
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if (!sharedConnection || xcb_connection_has_error(sharedConnection))
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{
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NazaraError("Failed to open xcb connection");
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return false;
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}
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OpenConnection();
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}
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{
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sharedkeySymbol = xcb_key_symbols_alloc(sharedConnection);
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XCBKeySymbolsAlloc(sharedConnection);
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}
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{
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sharedEwmhConnection = new xcb_ewmh_connection_t;
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xcb_intern_atom_cookie_t* ewmh_cookie = xcb_ewmh_init_atoms(sharedConnection, sharedEwmhConnection);
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if(!xcb_ewmh_init_atoms_replies(sharedEwmhConnection, ewmh_cookie, nullptr))
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{
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NazaraError("Could not initialize EWMH Connection");
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sharedEwmhConnection = nullptr;
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}
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OpenEWMHConnection(sharedConnection);
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}
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return true;
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}
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bool X11::IsInitialized()
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{
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return s_moduleReferenceCounter != 0;
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}
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xcb_key_symbols_t* X11::XCBKeySymbolsAlloc(xcb_connection_t* connection)
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{
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NazaraAssert(connection == sharedConnection, "The model is meant for one connection to X11 server");
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++referenceCountKeySymbol;
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return sharedkeySymbol;
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}
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void X11::XCBKeySymbolsFree(xcb_key_symbols_t* keySymbols)
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{
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NazaraAssert(keySymbols == sharedkeySymbol, "The model is meant for one connection to X11 server");
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--referenceCountKeySymbol;
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}
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xcb_connection_t* X11::OpenConnection()
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{
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++referenceCountConnection;
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return sharedConnection;
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}
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xcb_ewmh_connection_t* X11::OpenEWMHConnection(xcb_connection_t* connection)
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{
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NazaraAssert(connection == sharedConnection, "The model is meant for one connection to X11 server");
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++referenceCountEwmhConnection;
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return sharedEwmhConnection;
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}
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void X11::Uninitialize()
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{
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if (s_moduleReferenceCounter != 1)
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{
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// Le module est soit encore utilisé, soit pas initialisé
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if (s_moduleReferenceCounter > 1)
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s_moduleReferenceCounter--;
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return;
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}
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s_moduleReferenceCounter = 0;
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{
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NazaraAssert(referenceCountEwmhConnection == 1, "Uninitialize should be called after anything or a close is missing");
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CloseEWMHConnection(sharedEwmhConnection);
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xcb_ewmh_connection_wipe(sharedEwmhConnection);
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delete sharedEwmhConnection;
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}
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{
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NazaraAssert(referenceCountKeySymbol == 1, "Uninitialize should be called after anything or a free is missing");
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XCBKeySymbolsFree(sharedkeySymbol);
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xcb_key_symbols_free(sharedkeySymbol);
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}
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{
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NazaraAssert(referenceCountConnection == 1, "Uninitialize should be called after anything or a close is missing");
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CloseConnection(sharedConnection);
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xcb_disconnect(sharedConnection);
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}
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}
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xcb_window_t X11::XCBDefaultRootWindow(xcb_connection_t* connection)
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{
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NazaraAssert(connection == sharedConnection, "The model is meant for one connection to X11 server");
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xcb_screen_t* screen = XCBDefaultScreen(connection);
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if (screen)
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return screen->root;
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return XCB_NONE;
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}
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xcb_screen_t* X11::XCBDefaultScreen(xcb_connection_t* connection)
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{
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NazaraAssert(connection == sharedConnection, "The model is meant for one connection to X11 server");
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return XCBScreenOfDisplay(connection, screen_nbr);
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}
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int X11::XCBScreen(xcb_connection_t* connection)
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{
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NazaraAssert(connection == sharedConnection, "The model is meant for one connection to X11 server");
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return screen_nbr;
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}
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xcb_screen_t* X11::XCBScreenOfDisplay(xcb_connection_t* connection, int screenIndex)
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{
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NazaraAssert(connection == sharedConnection, "The model is meant for one connection to X11 server");
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xcb_screen_iterator_t iter = xcb_setup_roots_iterator(xcb_get_setup(connection));
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for (; iter.rem; --screenIndex, xcb_screen_next (&iter))
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{
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if (screenIndex == 0)
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return iter.data;
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}
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return nullptr;
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}
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unsigned int X11::s_moduleReferenceCounter = 0;
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}
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@ -0,0 +1,53 @@
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// Copyright (C) 2015 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Renderer module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#pragma once
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#ifndef NAZARA_X11DISPLAY_HPP
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#define NAZARA_X11DISPLAY_HPP
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#include <Nazara/Prerequisites.hpp>
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#include <Nazara/Platform/Config.hpp>
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#include <string>
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#include <xcb/xcb.h>
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#include <xcb/xcb_ewmh.h>
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typedef struct _XCBKeySymbols xcb_key_symbols_t;
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namespace Nz
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{
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class NAZARA_PLATFORM_API X11
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{
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public:
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X11() = delete;
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~X11() = delete;
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static bool CheckCookie(xcb_connection_t* connection, xcb_void_cookie_t cookie);
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static void CloseConnection(xcb_connection_t* connection);
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static void CloseEWMHConnection(xcb_ewmh_connection_t* ewmh_connection);
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static xcb_atom_t GetAtom(const std::string& name, bool onlyIfExists = false);
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static bool Initialize();
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static bool IsInitialized();
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static xcb_key_symbols_t* XCBKeySymbolsAlloc(xcb_connection_t* connection);
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static void XCBKeySymbolsFree(xcb_key_symbols_t* keySymbols);
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static xcb_connection_t* OpenConnection();
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static xcb_ewmh_connection_t* OpenEWMHConnection(xcb_connection_t* connection);
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static void Uninitialize();
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static xcb_screen_t* XCBDefaultScreen(xcb_connection_t* connection);
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static xcb_window_t XCBDefaultRootWindow(xcb_connection_t* connection);
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static int XCBScreen(xcb_connection_t* connection);
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static xcb_screen_t* XCBScreenOfDisplay(xcb_connection_t* connection, int screen_nbr);
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private:
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static unsigned int s_moduleReferenceCounter;
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};
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}
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#endif // NAZARA_X11DISPLAY_HPP
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@ -0,0 +1,199 @@
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// Copyright (C) 2015 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Renderer module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#include <Nazara/Renderer/X11/ScopedXCB.hpp>
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#include <Nazara/Core/Error.hpp>
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#include <Nazara/Platform/X11/Display.hpp>
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#include <xcb/xcb_image.h>
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#include <Nazara/Renderer/Debug.hpp>
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namespace Nz
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{
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/***********************************************
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ScopedXCBConnection
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***********************************************/
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ScopedXCBConnection::ScopedXCBConnection() :
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m_connection(nullptr)
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{
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m_connection = X11::OpenConnection();
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}
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ScopedXCBConnection::~ScopedXCBConnection()
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{
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X11::CloseConnection(m_connection);
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}
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ScopedXCBConnection::operator xcb_connection_t*() const
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{
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return m_connection;
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}
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/***********************************************
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ScopedXCBEWMHConnection
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***********************************************/
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ScopedXCBEWMHConnection::ScopedXCBEWMHConnection(xcb_connection_t* connection) :
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m_ewmhConnection(nullptr)
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{
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m_ewmhConnection = X11::OpenEWMHConnection(connection);
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}
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ScopedXCBEWMHConnection::~ScopedXCBEWMHConnection()
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{
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X11::CloseEWMHConnection(m_ewmhConnection);
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}
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xcb_ewmh_connection_t* ScopedXCBEWMHConnection::operator ->() const
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{
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return m_ewmhConnection;
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}
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ScopedXCBEWMHConnection::operator xcb_ewmh_connection_t*() const
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{
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return m_ewmhConnection;
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}
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/***********************************************
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XCBGContext
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***********************************************/
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XCBGContext::XCBGContext(xcb_connection_t* connection) :
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m_connection(connection),
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m_gcontext(XCB_NONE)
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{
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NazaraAssert(connection, "Connection must have been established");
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}
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XCBGContext::~XCBGContext()
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{
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Destroy();
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}
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bool XCBGContext::Create(xcb_drawable_t drawable, uint32_t value_mask, const uint32_t* value_list)
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{
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NazaraAssert(m_gcontext == XCB_NONE, "Context must have been destroyed before or just created");
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m_gcontext = xcb_generate_id(m_connection);
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return X11::CheckCookie(
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m_connection,
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xcb_create_gc(
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m_connection,
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m_gcontext,
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drawable,
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value_mask,
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value_list
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));
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}
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void XCBGContext::Destroy()
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{
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if (m_gcontext == XCB_NONE)
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return;
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if (!X11::CheckCookie(
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m_connection,
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xcb_free_gc(
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m_connection,
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m_gcontext
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))
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)
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NazaraError("Failed to free gcontext");
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m_gcontext = XCB_NONE;
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}
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XCBGContext::operator xcb_gcontext_t() const
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{
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return m_gcontext;
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}
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||||||
|
/***********************************************
|
||||||
|
XCBPixmap
|
||||||
|
***********************************************/
|
||||||
|
|
||||||
|
XCBPixmap::XCBPixmap() :
|
||||||
|
m_connection(nullptr),
|
||||||
|
m_pixmap(XCB_NONE)
|
||||||
|
{
|
||||||
|
}
|
||||||
|
|
||||||
|
XCBPixmap::XCBPixmap(xcb_connection_t* connection) :
|
||||||
|
m_connection(connection),
|
||||||
|
m_pixmap(XCB_NONE)
|
||||||
|
{
|
||||||
|
}
|
||||||
|
|
||||||
|
XCBPixmap::~XCBPixmap()
|
||||||
|
{
|
||||||
|
Destroy();
|
||||||
|
}
|
||||||
|
|
||||||
|
void XCBPixmap::Connect(xcb_connection_t* connection)
|
||||||
|
{
|
||||||
|
NazaraAssert(connection && !m_connection, "Connection must be established");
|
||||||
|
|
||||||
|
m_connection = connection;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool XCBPixmap::Create(uint8_t depth, xcb_drawable_t drawable, uint16_t width, uint16_t height)
|
||||||
|
{
|
||||||
|
NazaraAssert(m_pixmap == XCB_NONE, "Pixmap must have been destroyed before or just created");
|
||||||
|
|
||||||
|
m_pixmap = xcb_generate_id(m_connection);
|
||||||
|
|
||||||
|
return X11::CheckCookie(
|
||||||
|
m_connection,
|
||||||
|
xcb_create_pixmap(
|
||||||
|
m_connection,
|
||||||
|
depth,
|
||||||
|
m_pixmap,
|
||||||
|
drawable,
|
||||||
|
width,
|
||||||
|
height
|
||||||
|
));
|
||||||
|
}
|
||||||
|
|
||||||
|
bool XCBPixmap::CreatePixmapFromBitmapData(xcb_drawable_t drawable, uint8_t* data, uint32_t width, uint32_t height, uint32_t depth, uint32_t fg, uint32_t bg, xcb_gcontext_t* gcp)
|
||||||
|
{
|
||||||
|
NazaraAssert(m_pixmap == XCB_NONE, "Pixmap must have been destroyed before or just created");
|
||||||
|
|
||||||
|
m_pixmap = xcb_create_pixmap_from_bitmap_data(
|
||||||
|
m_connection,
|
||||||
|
drawable,
|
||||||
|
data,
|
||||||
|
width,
|
||||||
|
height,
|
||||||
|
depth,
|
||||||
|
fg,
|
||||||
|
bg,
|
||||||
|
gcp
|
||||||
|
);
|
||||||
|
|
||||||
|
return m_pixmap != XCB_NONE;
|
||||||
|
}
|
||||||
|
|
||||||
|
void XCBPixmap::Destroy()
|
||||||
|
{
|
||||||
|
if (m_pixmap == XCB_NONE)
|
||||||
|
return;
|
||||||
|
|
||||||
|
if (!X11::CheckCookie(
|
||||||
|
m_connection,
|
||||||
|
xcb_free_pixmap(
|
||||||
|
m_connection,
|
||||||
|
m_pixmap
|
||||||
|
))
|
||||||
|
)
|
||||||
|
NazaraError("Failed to free pixmap");
|
||||||
|
|
||||||
|
m_pixmap = XCB_NONE;
|
||||||
|
}
|
||||||
|
|
||||||
|
XCBPixmap::operator xcb_pixmap_t() const
|
||||||
|
{
|
||||||
|
return m_pixmap;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
@ -0,0 +1,101 @@
|
||||||
|
// Copyright (C) 2015 Jérôme Leclercq
|
||||||
|
// This file is part of the "Nazara Engine - Renderer module"
|
||||||
|
// For conditions of distribution and use, see copyright notice in Config.hpp
|
||||||
|
|
||||||
|
#pragma once
|
||||||
|
|
||||||
|
#ifndef NAZARA_SCOPEDXCB_HPP
|
||||||
|
#define NAZARA_SCOPEDXCB_HPP
|
||||||
|
|
||||||
|
#include <Nazara/Prerequisites.hpp>
|
||||||
|
#include <xcb/xcb.h>
|
||||||
|
#include <xcb/xcb_ewmh.h>
|
||||||
|
#include <cstdlib>
|
||||||
|
|
||||||
|
namespace Nz
|
||||||
|
{
|
||||||
|
class ScopedXCBConnection
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
ScopedXCBConnection();
|
||||||
|
~ScopedXCBConnection();
|
||||||
|
|
||||||
|
operator xcb_connection_t*() const;
|
||||||
|
|
||||||
|
private:
|
||||||
|
xcb_connection_t* m_connection;
|
||||||
|
};
|
||||||
|
|
||||||
|
class ScopedXCBEWMHConnection
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
ScopedXCBEWMHConnection(xcb_connection_t* connection);
|
||||||
|
~ScopedXCBEWMHConnection();
|
||||||
|
|
||||||
|
xcb_ewmh_connection_t* operator ->() const;
|
||||||
|
|
||||||
|
operator xcb_ewmh_connection_t*() const;
|
||||||
|
|
||||||
|
private:
|
||||||
|
xcb_ewmh_connection_t* m_ewmhConnection;
|
||||||
|
};
|
||||||
|
|
||||||
|
template <typename T>
|
||||||
|
class ScopedXCB
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
ScopedXCB(T* pointer);
|
||||||
|
~ScopedXCB();
|
||||||
|
|
||||||
|
T* operator ->() const;
|
||||||
|
T** operator &();
|
||||||
|
|
||||||
|
operator bool() const;
|
||||||
|
|
||||||
|
T* get() const;
|
||||||
|
|
||||||
|
private:
|
||||||
|
T* m_pointer;
|
||||||
|
};
|
||||||
|
|
||||||
|
class XCBGContext
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
XCBGContext(xcb_connection_t* connection);
|
||||||
|
~XCBGContext();
|
||||||
|
|
||||||
|
bool Create(xcb_drawable_t drawable, uint32_t value_mask, const uint32_t* value_list);
|
||||||
|
|
||||||
|
void Destroy();
|
||||||
|
|
||||||
|
operator xcb_gcontext_t() const;
|
||||||
|
|
||||||
|
private:
|
||||||
|
xcb_connection_t* m_connection;
|
||||||
|
xcb_gcontext_t m_gcontext;
|
||||||
|
};
|
||||||
|
|
||||||
|
class XCBPixmap
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
XCBPixmap();
|
||||||
|
XCBPixmap(xcb_connection_t* connection);
|
||||||
|
~XCBPixmap();
|
||||||
|
|
||||||
|
void Connect(xcb_connection_t* connection);
|
||||||
|
bool Create(uint8_t depth, xcb_drawable_t drawable, uint16_t width, uint16_t height);
|
||||||
|
bool CreatePixmapFromBitmapData(xcb_drawable_t drawable, uint8_t* data, uint32_t width, uint32_t height, uint32_t depth, uint32_t fg, uint32_t bg, xcb_gcontext_t* gcp);
|
||||||
|
|
||||||
|
void Destroy();
|
||||||
|
|
||||||
|
operator xcb_pixmap_t() const;
|
||||||
|
|
||||||
|
private:
|
||||||
|
xcb_connection_t* m_connection;
|
||||||
|
xcb_pixmap_t m_pixmap;
|
||||||
|
};
|
||||||
|
}
|
||||||
|
|
||||||
|
#include <Nazara/Renderer/X11/ScopedXCB.inl>
|
||||||
|
|
||||||
|
#endif // NAZARA_SCOPEDXCB_HPP
|
||||||
|
|
@ -0,0 +1,46 @@
|
||||||
|
// Copyright (C) 2017 Jérôme Leclercq
|
||||||
|
// This file is part of the "Nazara Engine - Renderer module"
|
||||||
|
// For conditions of distribution and use, see copyright notice in Config.hpp
|
||||||
|
|
||||||
|
#include <Nazara/Renderer/Debug.hpp>
|
||||||
|
|
||||||
|
namespace Nz
|
||||||
|
{
|
||||||
|
template <typename T>
|
||||||
|
ScopedXCB<T>::ScopedXCB(T* pointer) :
|
||||||
|
m_pointer(pointer)
|
||||||
|
{
|
||||||
|
}
|
||||||
|
|
||||||
|
template <typename T>
|
||||||
|
ScopedXCB<T>::~ScopedXCB()
|
||||||
|
{
|
||||||
|
std::free(m_pointer);
|
||||||
|
}
|
||||||
|
|
||||||
|
template <typename T>
|
||||||
|
T* ScopedXCB<T>::operator ->() const
|
||||||
|
{
|
||||||
|
return m_pointer;
|
||||||
|
}
|
||||||
|
|
||||||
|
template <typename T>
|
||||||
|
T** ScopedXCB<T>::operator &()
|
||||||
|
{
|
||||||
|
return &m_pointer;
|
||||||
|
}
|
||||||
|
|
||||||
|
template <typename T>
|
||||||
|
ScopedXCB<T>::operator bool() const
|
||||||
|
{
|
||||||
|
return m_pointer != nullptr;
|
||||||
|
}
|
||||||
|
|
||||||
|
template <typename T>
|
||||||
|
T* ScopedXCB<T>::get() const
|
||||||
|
{
|
||||||
|
return m_pointer;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
#include <Nazara/Renderer/DebugOff.hpp>
|
||||||
Loading…
Reference in New Issue