836 lines
21 KiB
C++
836 lines
21 KiB
C++
// input.cxx -- handle user input from various sources.
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//
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// Written by David Megginson, started May 2001.
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//
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// Copyright (C) 2001 David Megginson, david@megginson.com
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//
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// $Id$
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#ifdef HAVE_WINDOWS_H
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# include <windows.h>
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#endif
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#include <simgear/compiler.h>
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#include <math.h>
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#include <ctype.h>
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#include STL_FSTREAM
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#include STL_STRING
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#include <vector>
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#include <GL/glut.h>
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#include <plib/pu.h>
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#include <simgear/compiler.h>
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#include <simgear/constants.h>
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#include <simgear/debug/logstream.hxx>
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#include <simgear/misc/props.hxx>
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#include <Aircraft/aircraft.hxx>
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#include <Autopilot/auto_gui.hxx>
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#include <Autopilot/newauto.hxx>
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#include <Cockpit/hud.hxx>
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#include <Cockpit/panel.hxx>
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#include <Cockpit/panel_io.hxx>
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#include <GUI/gui.h>
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#include <Scenery/tilemgr.hxx>
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#include <Objects/matlib.hxx>
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#include <Time/light.hxx>
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#include <Time/tmp.hxx>
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#ifndef FG_OLD_WEATHER
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# include <WeatherCM/FGLocalWeatherDatabase.h>
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#else
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# include <Weather/weather.hxx>
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#endif
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#include <Main/globals.hxx>
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#include <Main/fg_props.hxx>
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#include <Main/options.hxx>
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#include "input.hxx"
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#if !defined(SG_HAVE_NATIVE_SGI_COMPILERS)
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SG_USING_STD(ifstream);
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#endif
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SG_USING_STD(string);
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SG_USING_STD(vector);
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////////////////////////////////////////////////////////////////////////
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// Local data structures.
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////////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////
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// Implementation of FGBinding.
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////////////////////////////////////////////////////////////////////////
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FGBinding::FGBinding ()
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: _command(0), _arg(0)
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{
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}
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FGBinding::FGBinding (const SGPropertyNode * node)
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: _command(0), _arg(0)
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{
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read(node);
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}
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FGBinding::~FGBinding ()
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{
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// no op
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}
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void
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FGBinding::read (const SGPropertyNode * node)
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{
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_command_name = node->getStringValue("command", "");
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if (_command_name == "") {
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SG_LOG(SG_INPUT, SG_ALERT, "No command supplied for binding.");
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_command = 0;
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return;
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}
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_command = globals->get_commands()->getCommand(_command_name);
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if (_command == 0) {
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SG_LOG(SG_INPUT, SG_ALERT, "Command " << _command_name << " is undefined");
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_arg = 0;
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return;
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}
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_arg = node; // FIXME: don't use whole node!!!
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}
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void
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FGBinding::fire () const
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{
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_fire(_arg);
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}
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void
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FGBinding::fire (double setting) const
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{
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SGPropertyNode arg;
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copyProperties(_arg, &arg);
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arg.setDoubleValue("setting", setting);
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_fire(&arg);
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}
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void
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FGBinding::_fire(const SGPropertyNode * arg) const
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{
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if (_command == 0) {
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SG_LOG(SG_INPUT, SG_ALERT, "No command attached to binding");
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} else if (!(*_command)(arg)) {
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SG_LOG(SG_INPUT, SG_ALERT, "Failed to execute command " << _command_name);
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}
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}
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////////////////////////////////////////////////////////////////////////
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// Implementation of FGInput.
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////////////////////////////////////////////////////////////////////////
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// From main.cxx
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extern void fgReshape( int width, int height );
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FGInput current_input;
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FGInput::FGInput ()
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{
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// no op
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}
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FGInput::~FGInput ()
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{
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// no op
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}
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void
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FGInput::init ()
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{
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_init_keyboard();
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_init_joystick();
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}
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void
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FGInput::bind ()
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{
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// no op
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}
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void
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FGInput::unbind ()
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{
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// no op
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}
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void
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FGInput::update ()
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{
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_update_keyboard();
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_update_joystick();
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}
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void
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FGInput::doKey (int k, int modifiers, int x, int y)
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{
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// Sanity check.
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if (k < 0 || k >= MAX_KEYS) {
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SG_LOG(SG_INPUT, SG_ALERT, "Key value " << k << " out of range");
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return;
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}
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button &b = _key_bindings[k];
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// Key pressed.
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if (modifiers&FG_MOD_UP == 0) {
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// SG_LOG(SG_INPUT, SG_INFO, "User pressed key " << k
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// << " with modifiers " << modifiers);
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if (!b.last_state || b.is_repeatable) {
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const binding_list_t &bindings =
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_find_key_bindings(k, modifiers);
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int max = bindings.size();
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if (max > 0) {
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for (int i = 0; i < max; i++)
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bindings[i].fire();
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return;
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}
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}
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}
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// Key released.
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else {
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// SG_LOG(SG_INPUT, SG_INFO, "User released key " << k
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// << " with modifiers " << modifiers);
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if (b.last_state) {
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const binding_list_t &bindings =
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_find_key_bindings(k, modifiers);
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int max = bindings.size();
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if (max > 0) {
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for (int i = 0; i < max; i++)
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bindings[i].fire();
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return;
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}
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}
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}
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// Use the old, default actions.
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SG_LOG(SG_INPUT, SG_INFO, "(No user binding.)");
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if (modifiers&FG_MOD_UP)
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return;
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float fov, tmp;
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static bool winding_ccw = true;
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int speed;
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FGInterface *f = current_aircraft.fdm_state;
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FGViewer *v = globals->get_current_view();
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// everything after here will be removed sooner or later...
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if (modifiers & FG_MOD_SHIFT) {
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switch (k) {
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case 7: // Ctrl-G key
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current_autopilot->set_AltitudeMode(
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FGAutopilot::FG_ALTITUDE_GS1 );
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current_autopilot->set_AltitudeEnabled(
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! current_autopilot->get_AltitudeEnabled()
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);
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return;
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case 18: // Ctrl-R key
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// temporary
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winding_ccw = !winding_ccw;
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if ( winding_ccw ) {
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glFrontFace ( GL_CCW );
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} else {
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glFrontFace ( GL_CW );
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}
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return;
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case 20: // Ctrl-T key
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current_autopilot->set_AltitudeMode(
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FGAutopilot::FG_ALTITUDE_TERRAIN );
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current_autopilot->set_AltitudeEnabled(
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! current_autopilot->get_AltitudeEnabled()
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);
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return;
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case 72: // H key
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HUD_brightkey( true );
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return;
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case 73: // I key
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// Minimal Hud
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fgHUDInit2(¤t_aircraft);
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return;
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case 77: // M key
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globals->inc_warp( -60 );
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fgUpdateSkyAndLightingParams();
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return;
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case 84: // T key
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globals->inc_warp_delta( -30 );
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fgUpdateSkyAndLightingParams();
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return;
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case 87: // W key
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#if defined(FX) && !defined(WIN32)
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global_fullscreen = ( !global_fullscreen );
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# if defined(XMESA_FX_FULLSCREEN) && defined(XMESA_FX_WINDOW)
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XMesaSetFXmode( global_fullscreen ?
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XMESA_FX_FULLSCREEN : XMESA_FX_WINDOW );
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# endif
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#endif
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return;
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case 88: // X key
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fov = globals->get_current_view()->get_fov();
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fov *= 1.05;
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if ( fov > FG_FOV_MAX ) {
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fov = FG_FOV_MAX;
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}
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globals->get_current_view()->set_fov(fov);
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// v->force_update_fov_math();
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return;
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case 90: // Z key
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#ifndef FG_OLD_WEATHER
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tmp = WeatherDatabase->getWeatherVisibility();
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tmp /= 1.10;
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WeatherDatabase->setWeatherVisibility( tmp );
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#else
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tmp = current_weather.get_visibility(); // in meters
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tmp /= 1.10;
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current_weather.set_visibility( tmp );
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#endif
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return;
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// START SPECIALS
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case 256+GLUT_KEY_F10: {
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fgToggleFDMdataLogging();
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return;
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}
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// END SPECIALS
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}
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} else {
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SG_LOG( SG_INPUT, SG_DEBUG, "" );
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switch (k) {
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case 104: // h key
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HUD_masterswitch( true );
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return;
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case 105: // i key
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fgHUDInit(¤t_aircraft); // normal HUD
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return;
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case 109: // m key
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globals->inc_warp( 60 );
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fgUpdateSkyAndLightingParams();
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return;
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case 112: // p key
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globals->set_freeze( ! globals->get_freeze() );
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{
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SGBucket p( f->get_Longitude() * SGD_RADIANS_TO_DEGREES,
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f->get_Latitude() * SGD_RADIANS_TO_DEGREES );
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SGPath tile_path( globals->get_fg_root() );
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tile_path.append( "Scenery" );
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tile_path.append( p.gen_base_path() );
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tile_path.append( p.gen_index_str() );
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// printf position and attitude information
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SG_LOG( SG_INPUT, SG_INFO,
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"Lon = " << f->get_Longitude() * SGD_RADIANS_TO_DEGREES
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<< " Lat = " << f->get_Latitude() * SGD_RADIANS_TO_DEGREES
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<< " Altitude = " << f->get_Altitude() * SG_FEET_TO_METER
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);
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SG_LOG( SG_INPUT, SG_INFO,
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"Heading = " << f->get_Psi() * SGD_RADIANS_TO_DEGREES
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<< " Roll = " << f->get_Phi() * SGD_RADIANS_TO_DEGREES
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<< " Pitch = " << f->get_Theta() * SGD_RADIANS_TO_DEGREES );
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SG_LOG( SG_INPUT, SG_INFO, tile_path.c_str());
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}
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return;
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case 116: // t key
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globals->inc_warp_delta( 30 );
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fgUpdateSkyAndLightingParams();
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return;
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case 120: // x key
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fov = globals->get_current_view()->get_fov();
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fov /= 1.05;
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if ( fov < FG_FOV_MIN ) {
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fov = FG_FOV_MIN;
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}
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globals->get_current_view()->set_fov(fov);
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// v->force_update_fov_math();
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return;
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case 122: // z key
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#ifndef FG_OLD_WEATHER
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tmp = WeatherDatabase->getWeatherVisibility();
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tmp *= 1.10;
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WeatherDatabase->setWeatherVisibility( tmp );
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#else
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tmp = current_weather.get_visibility(); // in meters
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tmp *= 1.10;
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current_weather.set_visibility( tmp );
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#endif
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return;
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case 27: // ESC
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// if( fg_DebugOutput ) {
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// fclose( fg_DebugOutput );
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// }
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SG_LOG( SG_INPUT, SG_ALERT,
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"Program exit requested." );
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ConfirmExitDialog();
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return;
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// START SPECIALS
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case 256+GLUT_KEY_F2: // F2 Reload Tile Cache...
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{
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bool freeze = globals->get_freeze();
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SG_LOG(SG_INPUT, SG_INFO, "ReIniting TileCache");
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if ( !freeze )
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globals->set_freeze( true );
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BusyCursor(0);
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if ( global_tile_mgr.init() ) {
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// Load the local scenery data
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global_tile_mgr.update(
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cur_fdm_state->get_Longitude() * SGD_RADIANS_TO_DEGREES,
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cur_fdm_state->get_Latitude() * SGD_RADIANS_TO_DEGREES );
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} else {
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SG_LOG( SG_GENERAL, SG_ALERT,
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"Error in Tile Manager initialization!" );
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exit(-1);
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}
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BusyCursor(1);
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if ( !freeze )
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globals->set_freeze( false );
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return;
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}
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case 256+GLUT_KEY_F4: // F4 Update lighting manually
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fgUpdateSkyAndLightingParams();
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return;
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case 256+GLUT_KEY_F6: // F6 toggles Autopilot target location
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if ( current_autopilot->get_HeadingMode() !=
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FGAutopilot::FG_HEADING_WAYPOINT ) {
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current_autopilot->set_HeadingMode(
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FGAutopilot::FG_HEADING_WAYPOINT );
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current_autopilot->set_HeadingEnabled( true );
|
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} else {
|
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current_autopilot->set_HeadingMode(
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FGAutopilot::FG_TC_HEADING_LOCK );
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}
|
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return;
|
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case 256+GLUT_KEY_F8: {// F8 toggles fog ... off fastest nicest...
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const string &fog = fgGetString("/sim/rendering/fog");
|
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if (fog == "disabled") {
|
||
fgSetString("/sim/rendering/fog", "fastest");
|
||
SG_LOG(SG_INPUT, SG_INFO, "Fog enabled, hint=fastest");
|
||
} else if (fog == "fastest") {
|
||
fgSetString("/sim/rendering/fog", "nicest");
|
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SG_LOG(SG_INPUT, SG_INFO, "Fog enabled, hint=nicest");
|
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} else if (fog == "nicest") {
|
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fgSetString("/sim/rendering/fog", "disabled");
|
||
SG_LOG(SG_INPUT, SG_INFO, "Fog disabled");
|
||
} else {
|
||
fgSetString("/sim/rendering/fog", "disabled");
|
||
SG_LOG(SG_INPUT, SG_ALERT, "Unrecognized fog type "
|
||
<< fog << ", changed to 'disabled'");
|
||
}
|
||
return;
|
||
}
|
||
case 256+GLUT_KEY_F9: // F9 toggles textures on and off...
|
||
SG_LOG( SG_INPUT, SG_INFO, "Toggling texture" );
|
||
if ( fgGetBool("/sim/rendering/textures")) {
|
||
fgSetBool("/sim/rendering/textures", false);
|
||
material_lib.set_step( 1 );
|
||
} else {
|
||
fgSetBool("/sim/rendering/textures", true);
|
||
material_lib.set_step( 0 );
|
||
}
|
||
return;
|
||
case 256+GLUT_KEY_F10: // F10 toggles menu on and off...
|
||
SG_LOG(SG_INPUT, SG_INFO, "Invoking call back function");
|
||
guiToggleMenu();
|
||
return;
|
||
case 256+GLUT_KEY_F11: // F11 Altitude Dialog.
|
||
SG_LOG(SG_INPUT, SG_INFO, "Invoking Altitude call back function");
|
||
NewAltitude( NULL );
|
||
return;
|
||
case 256+GLUT_KEY_F12: // F12 Heading Dialog...
|
||
SG_LOG(SG_INPUT, SG_INFO, "Invoking Heading call back function");
|
||
NewHeading( NULL );
|
||
return;
|
||
}
|
||
|
||
// END SPECIALS
|
||
|
||
}
|
||
}
|
||
|
||
|
||
void
|
||
FGInput::_init_keyboard ()
|
||
{
|
||
// TODO: zero the old bindings first.
|
||
SG_LOG(SG_INPUT, SG_INFO, "Initializing key bindings");
|
||
SGPropertyNode * key_nodes = fgGetNode("/input/keyboard");
|
||
if (key_nodes == 0) {
|
||
SG_LOG(SG_INPUT, SG_ALERT, "No key bindings (/input/keyboard)!!");
|
||
return;
|
||
}
|
||
|
||
vector<SGPropertyNode *> keys = key_nodes->getChildren("key");
|
||
for (unsigned int i = 0; i < keys.size(); i++) {
|
||
int index = keys[i]->getIndex();
|
||
SG_LOG(SG_INPUT, SG_INFO, "Binding key " << index);
|
||
_key_bindings[index].is_repeatable = keys[i]->getBoolValue("repeatable");
|
||
_read_bindings(keys[i], _key_bindings[index].bindings, FG_MOD_NONE);
|
||
}
|
||
}
|
||
|
||
|
||
void
|
||
FGInput::_init_joystick ()
|
||
{
|
||
// TODO: zero the old bindings first.
|
||
SG_LOG(SG_INPUT, SG_INFO, "Initializing joystick bindings");
|
||
SGPropertyNode * js_nodes = fgGetNode("/input/joysticks");
|
||
if (js_nodes == 0) {
|
||
SG_LOG(SG_INPUT, SG_ALERT, "No joystick bindings (/input/joysticks)!!");
|
||
return;
|
||
}
|
||
|
||
for (int i = 0; i < MAX_JOYSTICKS; i++) {
|
||
const SGPropertyNode * js_node = js_nodes->getChild("js", i);
|
||
if (js_node == 0) {
|
||
SG_LOG(SG_INPUT, SG_ALERT, "No bindings for joystick " << i);
|
||
continue;
|
||
}
|
||
jsJoystick * js = new jsJoystick(i);
|
||
_joystick_bindings[i].js = js;
|
||
if (js->notWorking()) {
|
||
SG_LOG(SG_INPUT, SG_INFO, "Joystick " << i << " not found");
|
||
continue;
|
||
}
|
||
#ifdef WIN32
|
||
JOYCAPS jsCaps ;
|
||
joyGetDevCaps( i, &jsCaps, sizeof(jsCaps) );
|
||
int nbuttons = jsCaps.wNumButtons;
|
||
if (nbuttons > MAX_BUTTONS) nbuttons = MAX_BUTTONS;
|
||
#else
|
||
int nbuttons = MAX_BUTTONS;
|
||
#endif
|
||
|
||
int naxes = js->getNumAxes();
|
||
if (naxes > MAX_AXES) naxes = MAX_AXES;
|
||
_joystick_bindings[i].naxes = naxes;
|
||
_joystick_bindings[i].nbuttons = nbuttons;
|
||
|
||
SG_LOG(SG_INPUT, SG_INFO, "Initializing joystick " << i);
|
||
|
||
// Set up range arrays
|
||
float minRange[MAX_AXES];
|
||
float maxRange[MAX_AXES];
|
||
float center[MAX_AXES];
|
||
|
||
// Initialize with default values
|
||
js->getMinRange(minRange);
|
||
js->getMaxRange(maxRange);
|
||
js->getCenter(center);
|
||
|
||
// Allocate axes and buttons
|
||
_joystick_bindings[i].axes = new axis[naxes];
|
||
_joystick_bindings[i].buttons = new button[nbuttons];
|
||
|
||
|
||
//
|
||
// Initialize the axes.
|
||
//
|
||
int j;
|
||
for (j = 0; j < naxes; j++) {
|
||
const SGPropertyNode * axis_node = js_node->getChild("axis", j);
|
||
if (axis_node == 0) {
|
||
SG_LOG(SG_INPUT, SG_INFO, "No bindings for axis " << j);
|
||
continue;
|
||
}
|
||
|
||
axis &a = _joystick_bindings[i].axes[j];
|
||
|
||
js->setDeadBand(j, axis_node->getDoubleValue("dead-band", 0.0));
|
||
|
||
a.tolerance = axis_node->getDoubleValue("tolerance", 0.002);
|
||
minRange[j] = axis_node->getDoubleValue("min-range", minRange[j]);
|
||
maxRange[j] = axis_node->getDoubleValue("max-range", maxRange[j]);
|
||
center[j] = axis_node->getDoubleValue("center", center[j]);
|
||
|
||
_read_bindings(axis_node, a.bindings, FG_MOD_NONE);
|
||
}
|
||
|
||
//
|
||
// Initialize the buttons.
|
||
//
|
||
for (j = 0; j < nbuttons; j++) {
|
||
const SGPropertyNode * button_node = js_node->getChild("button", j);
|
||
if (button_node == 0) {
|
||
SG_LOG(SG_INPUT, SG_INFO, "No bindings for button " << j);
|
||
continue;
|
||
}
|
||
|
||
button &b = _joystick_bindings[i].buttons[j];
|
||
|
||
b.is_repeatable =
|
||
button_node->getBoolValue("repeatable", b.is_repeatable);
|
||
|
||
// Get the bindings for the button
|
||
_read_bindings(button_node, b.bindings, FG_MOD_NONE);
|
||
}
|
||
|
||
js->setMinRange(minRange);
|
||
js->setMaxRange(maxRange);
|
||
js->setCenter(center);
|
||
}
|
||
}
|
||
|
||
|
||
void
|
||
FGInput::_update_keyboard ()
|
||
{
|
||
// no-op
|
||
}
|
||
|
||
|
||
void
|
||
FGInput::_update_joystick ()
|
||
{
|
||
int modifiers = FG_MOD_NONE; // FIXME: any way to get the real ones?
|
||
int buttons;
|
||
float js_val, diff;
|
||
float axis_values[MAX_AXES];
|
||
|
||
int i;
|
||
int j;
|
||
|
||
for ( i = 0; i < MAX_JOYSTICKS; i++) {
|
||
|
||
jsJoystick * js = _joystick_bindings[i].js;
|
||
if (js == 0 || js->notWorking())
|
||
continue;
|
||
|
||
js->read(&buttons, axis_values);
|
||
|
||
|
||
// Fire bindings for the axes.
|
||
for ( j = 0; j < _joystick_bindings[i].naxes; j++) {
|
||
axis &a = _joystick_bindings[i].axes[j];
|
||
|
||
// Do nothing if the axis position
|
||
// is unchanged; only a change in
|
||
// position fires the bindings.
|
||
if (fabs(axis_values[j] - a.last_value) > a.tolerance) {
|
||
// SG_LOG(SG_INPUT, SG_INFO, "Axis " << j << " has moved");
|
||
SGPropertyNode node;
|
||
a.last_value = axis_values[j];
|
||
// SG_LOG(SG_INPUT, SG_INFO, "There are "
|
||
// << a.bindings[modifiers].size() << " bindings");
|
||
for (unsigned int k = 0; k < a.bindings[modifiers].size(); k++)
|
||
a.bindings[modifiers][k].fire(axis_values[j]);
|
||
}
|
||
}
|
||
|
||
// Fire bindings for the buttons.
|
||
for (j = 0; j < _joystick_bindings[i].nbuttons; j++) {
|
||
bool pressed = ((buttons & (1 << j)) > 0);
|
||
button &b = _joystick_bindings[i].buttons[j];
|
||
|
||
if (pressed) {
|
||
// The press event may be repeated.
|
||
if (!b.last_state || b.is_repeatable) {
|
||
// SG_LOG(SG_INPUT, SG_INFO, "Button " << j << " has been pressed");
|
||
for (unsigned int k = 0; k < b.bindings[modifiers].size(); k++)
|
||
b.bindings[modifiers][k].fire();
|
||
}
|
||
} else {
|
||
// The release event is never repeated.
|
||
if (b.last_state)
|
||
// SG_LOG(SG_INPUT, SG_INFO, "Button " << j << " has been released");
|
||
for (int k = 0; k < b.bindings[modifiers|FG_MOD_UP].size(); k++)
|
||
b.bindings[modifiers|FG_MOD_UP][k].fire();
|
||
}
|
||
|
||
b.last_state = pressed;
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
void
|
||
FGInput::_read_bindings (const SGPropertyNode * node,
|
||
binding_list_t * binding_list,
|
||
int modifiers)
|
||
{
|
||
vector<const SGPropertyNode *> bindings = node->getChildren("binding");
|
||
for (unsigned int i = 0; i < bindings.size(); i++) {
|
||
SG_LOG(SG_INPUT, SG_INFO, "Reading binding "
|
||
<< bindings[i]->getStringValue("command"));
|
||
binding_list[modifiers].push_back(FGBinding(bindings[i]));
|
||
}
|
||
|
||
// Read nested bindings for modifiers
|
||
if (node->getChild("mod-up") != 0)
|
||
_read_bindings(node->getChild("mod-up"), binding_list,
|
||
modifiers|FG_MOD_UP);
|
||
|
||
if (node->getChild("mod-shift") != 0)
|
||
_read_bindings(node->getChild("mod-shift"), binding_list,
|
||
modifiers|FG_MOD_SHIFT);
|
||
|
||
if (node->getChild("mod-ctrl") != 0)
|
||
_read_bindings(node->getChild("mod-ctrl"), binding_list,
|
||
modifiers|FG_MOD_CTRL);
|
||
|
||
if (node->getChild("mod-alt") != 0)
|
||
_read_bindings(node->getChild("mod-alt"), binding_list,
|
||
modifiers|FG_MOD_ALT);
|
||
}
|
||
|
||
|
||
const vector<FGBinding> &
|
||
FGInput::_find_key_bindings (unsigned int k, int modifiers)
|
||
{
|
||
button &b = _key_bindings[k];
|
||
|
||
// Try it straight, first.
|
||
if (b.bindings[modifiers].size() > 0)
|
||
return b.bindings[modifiers];
|
||
|
||
// Try removing the control modifier
|
||
// for control keys.
|
||
else if ((modifiers&FG_MOD_CTRL) && iscntrl(k))
|
||
return _find_key_bindings(k, modifiers&~FG_MOD_CTRL);
|
||
|
||
// Try removing shift modifier
|
||
// for upper case or any punctuation
|
||
// (since different keyboards will
|
||
// shift different punctuation types)
|
||
else if ((modifiers&FG_MOD_SHIFT) && (isupper(k) || ispunct(k)))
|
||
return _find_key_bindings(k, modifiers&~FG_MOD_SHIFT);
|
||
|
||
// Try removing alt modifier for
|
||
// high-bit characters.
|
||
else if ((modifiers&FG_MOD_ALT) && k >= 128 && k < 256)
|
||
return _find_key_bindings(k, modifiers&~FG_MOD_ALT);
|
||
|
||
// Give up and return the empty vector.
|
||
else
|
||
return b.bindings[modifiers];
|
||
}
|
||
|
||
|
||
/**
|
||
* Construct the modifiers.
|
||
*/
|
||
static inline int get_mods ()
|
||
{
|
||
int glut_modifiers = glutGetModifiers();
|
||
int modifiers = 0;
|
||
|
||
if (glut_modifiers & GLUT_ACTIVE_SHIFT)
|
||
modifiers |= FGInput::FG_MOD_SHIFT;
|
||
if (glut_modifiers & GLUT_ACTIVE_CTRL)
|
||
modifiers |= FGInput::FG_MOD_CTRL;
|
||
if (glut_modifiers & GLUT_ACTIVE_ALT)
|
||
modifiers |= FGInput::FG_MOD_ALT;
|
||
|
||
return modifiers;
|
||
}
|
||
|
||
|
||
/**
|
||
* Key-down event handler for Glut.
|
||
*
|
||
* <p>Pass the value on to the FGInput module unless PUI wants it.</p>
|
||
*
|
||
* @param k The integer value for the key pressed.
|
||
* @param x (unused)
|
||
* @param y (unused)
|
||
*/
|
||
void GLUTkey(unsigned char k, int x, int y)
|
||
{
|
||
// Give PUI a chance to grab it first.
|
||
if (!puKeyboard(k, PU_DOWN))
|
||
current_input.doKey(k, get_mods(), x, y);
|
||
}
|
||
|
||
|
||
/**
|
||
* Key-up event handler for GLUT.
|
||
*
|
||
* <p>PUI doesn't use this, so always pass it to the input manager.</p>
|
||
*
|
||
* @param k The integer value for the key pressed.
|
||
* @param x (unused)
|
||
* @param y (unused)
|
||
*/
|
||
void GLUTkeyup(unsigned char k, int x, int y)
|
||
{
|
||
current_input.doKey(k, get_mods()|FGInput::FG_MOD_UP, x, y);
|
||
}
|
||
|
||
|
||
/**
|
||
* Special key-down handler for Glut.
|
||
*
|
||
* <p>Pass the value on to the FGInput module unless PUI wants it.
|
||
* The key value will have 256 added to it.</p>
|
||
*
|
||
* @param k The integer value for the key pressed (will have 256 added
|
||
* to it).
|
||
* @param x (unused)
|
||
* @param y (unused)
|
||
*/
|
||
void GLUTspecialkey(int k, int x, int y)
|
||
{
|
||
// Give PUI a chance to grab it first.
|
||
if (!puKeyboard(k + PU_KEY_GLUT_SPECIAL_OFFSET, PU_DOWN))
|
||
current_input.doKey(k + 256, get_mods(), x, y);
|
||
}
|
||
|
||
|
||
/**
|
||
* Special key-up handler for Glut.
|
||
*
|
||
* @param k The integer value for the key pressed (will have 256 added
|
||
* to it).
|
||
* @param x (unused)
|
||
* @param y (unused)
|
||
*/
|
||
void GLUTspecialkeyup(int k, int x, int y)
|
||
{
|
||
current_input.doKey(k + 256, get_mods()|FGInput::FG_MOD_UP, x, y);
|
||
}
|
||
|
||
// end of input.cxx
|