919 lines
23 KiB
C++
919 lines
23 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 <Main/globals.hxx>
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#include <Main/fg_props.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),
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_arg(new SGPropertyNode),
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_setting(0),
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_command_state(0)
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{
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}
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FGBinding::FGBinding (const SGPropertyNode * node)
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: _command(0),
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_arg(new SGPropertyNode),
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_setting(0),
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_command_state(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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// delete _arg; // Delete the saved arguments
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// delete _command_state; // Delete the saved command state
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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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const SGPropertyNode * conditionNode = node->getChild("condition");
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if (conditionNode != 0) {
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cerr << "Adding condition to binding" << endl;
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setCondition(fgReadCondition(conditionNode));
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}
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_command_name = node->getStringValue("command", "");
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if (_command_name.empty()) {
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SG_LOG(SG_INPUT, SG_WARN, "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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delete _arg;
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_arg = new SGPropertyNode;
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_setting = 0;
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copyProperties(node, _arg); // 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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if (test()) {
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if (_command == 0) {
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SG_LOG(SG_INPUT, SG_WARN, "No command attached to binding");
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} else if (!(*_command)(_arg, &_command_state)) {
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SG_LOG(SG_INPUT, SG_ALERT, "Failed to execute command "
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<< _command_name);
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}
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}
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}
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void
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FGBinding::fire (int x, int y) const
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{
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if (test()) {
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if (x >= 0)
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_arg->setIntValue("x-pos", x);
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if (y >= 0)
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_arg->setIntValue("y-pos", y);
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fire();
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}
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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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if (test()) {
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// A value is automatically added to
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// the args
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if (_setting == 0) // save the setting node for efficiency
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_setting = _arg->getChild("setting", 0, true);
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_setting->setDoubleValue(setting);
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fire();
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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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: _current_mouse_mode(-1),
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_last_mouse_mode(-1)
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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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_init_mouse();
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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 (int dt)
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{
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_update_keyboard();
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_update_joystick();
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_update_mouse();
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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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SG_LOG( SG_INPUT, SG_DEBUG, "User pressed key " << k
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<< " with modifiers " << modifiers );
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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_WARN, "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_DEBUG, "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_DEBUG, "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_DEBUG, "(No user binding.)" );
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if (modifiers&FG_MOD_UP)
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return;
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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 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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}
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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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// START SPECIALS
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case 256+GLUT_KEY_F6: // F6 toggles Autopilot target location
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if ( globals->get_autopilot()->get_HeadingMode() !=
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FGAutopilot::FG_HEADING_WAYPOINT ) {
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globals->get_autopilot()->set_HeadingMode(
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FGAutopilot::FG_HEADING_WAYPOINT );
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globals->get_autopilot()->set_HeadingEnabled( true );
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} else {
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globals->get_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") {
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fgSetString("/sim/rendering/fog", "fastest");
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SG_LOG(SG_INPUT, SG_INFO, "Fog enabled, hint=fastest");
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} else if (fog == "fastest") {
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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");
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SG_LOG(SG_INPUT, SG_INFO, "Fog disabled");
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} else {
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fgSetString("/sim/rendering/fog", "disabled");
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SG_LOG(SG_INPUT, SG_ALERT, "Unrecognized fog type "
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<< fog << ", changed to 'disabled'");
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}
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return;
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}
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case 256+GLUT_KEY_F10: // F10 toggles menu on and off...
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SG_LOG(SG_INPUT, SG_INFO, "Invoking call back function");
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guiToggleMenu();
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return;
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case 256+GLUT_KEY_F11: // F11 Altitude Dialog.
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SG_LOG(SG_INPUT, SG_INFO, "Invoking Altitude call back function");
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NewAltitude( NULL );
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return;
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case 256+GLUT_KEY_F12: // F12 Heading Dialog...
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SG_LOG(SG_INPUT, SG_INFO, "Invoking Heading call back function");
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NewHeading( NULL );
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return;
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}
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// END SPECIALS
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}
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}
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void
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FGInput::doMouseClick (int b, int updown, int x, int y)
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{
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std::cout << "Mouse click " << b << ',' << updown << std::endl;
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int modifiers = FG_MOD_NONE; // FIXME: any way to get the real ones?
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if (b >= MAX_MOUSE_BUTTONS) {
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SG_LOG(SG_INPUT, SG_ALERT, "Mouse button " << b
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<< " where only " << MAX_MOUSE_BUTTONS << " expected");
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return;
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}
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_update_button(_mouse_bindings[0].buttons[b], modifiers, updown, x, y);
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}
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void
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FGInput::doMouseMotion (int x, int y)
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{
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// TODO
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}
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void
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FGInput::_init_keyboard ()
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{
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// TODO: zero the old bindings first.
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SG_LOG(SG_INPUT, SG_DEBUG, "Initializing key bindings");
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SGPropertyNode * key_nodes = fgGetNode("/input/keyboard");
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if (key_nodes == 0) {
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SG_LOG(SG_INPUT, SG_WARN, "No key bindings (/input/keyboard)!!");
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key_nodes = fgGetNode("/input/keyboard", true);
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}
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vector<SGPropertyNode *> keys = key_nodes->getChildren("key");
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for (unsigned int i = 0; i < keys.size(); i++) {
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int index = keys[i]->getIndex();
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SG_LOG(SG_INPUT, SG_DEBUG, "Binding key " << index);
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_key_bindings[index].is_repeatable = keys[i]->getBoolValue("repeatable");
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_read_bindings(keys[i], _key_bindings[index].bindings, FG_MOD_NONE);
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}
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}
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void
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FGInput::_init_joystick ()
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{
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// TODO: zero the old bindings first.
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SG_LOG(SG_INPUT, SG_DEBUG, "Initializing joystick bindings");
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SGPropertyNode * js_nodes = fgGetNode("/input/joysticks");
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if (js_nodes == 0) {
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SG_LOG(SG_INPUT, SG_WARN, "No joystick bindings (/input/joysticks)!!");
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js_nodes = fgGetNode("/input/joysticks", true);
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}
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for (int i = 0; i < MAX_JOYSTICKS; i++) {
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SGPropertyNode * js_node = js_nodes->getChild("js", i);
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if (js_node == 0) {
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SG_LOG(SG_INPUT, SG_DEBUG, "No bindings for joystick " << i);
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js_node = js_nodes->getChild("js", i, true);
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}
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jsJoystick * js = new jsJoystick(i);
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_joystick_bindings[i].js = js;
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if (js->notWorking()) {
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SG_LOG(SG_INPUT, SG_WARN, "Joystick " << i << " not found");
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continue;
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}
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#ifdef WIN32
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JOYCAPS jsCaps ;
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joyGetDevCaps( i, &jsCaps, sizeof(jsCaps) );
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int nbuttons = jsCaps.wNumButtons;
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if (nbuttons > MAX_JOYSTICK_BUTTONS) nbuttons = MAX_JOYSTICK_BUTTONS;
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#else
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int nbuttons = MAX_JOYSTICK_BUTTONS;
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#endif
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int naxes = js->getNumAxes();
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if (naxes > MAX_JOYSTICK_AXES) naxes = MAX_JOYSTICK_AXES;
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_joystick_bindings[i].naxes = naxes;
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_joystick_bindings[i].nbuttons = nbuttons;
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SG_LOG(SG_INPUT, SG_DEBUG, "Initializing joystick " << i);
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// Set up range arrays
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float minRange[MAX_JOYSTICK_AXES];
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float maxRange[MAX_JOYSTICK_AXES];
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float center[MAX_JOYSTICK_AXES];
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// Initialize with default values
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js->getMinRange(minRange);
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js->getMaxRange(maxRange);
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js->getCenter(center);
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// Allocate axes and buttons
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_joystick_bindings[i].axes = new axis[naxes];
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_joystick_bindings[i].buttons = new button[nbuttons];
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//
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// Initialize the axes.
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//
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int j;
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for (j = 0; j < naxes; j++) {
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const SGPropertyNode * axis_node = js_node->getChild("axis", j);
|
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if (axis_node == 0) {
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SG_LOG(SG_INPUT, SG_DEBUG, "No bindings for axis " << j);
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axis_node = js_node->getChild("axis", j, true);
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}
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axis &a = _joystick_bindings[i].axes[j];
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js->setDeadBand(j, axis_node->getDoubleValue("dead-band", 0.0));
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a.tolerance = axis_node->getDoubleValue("tolerance", 0.002);
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minRange[j] = axis_node->getDoubleValue("min-range", minRange[j]);
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maxRange[j] = axis_node->getDoubleValue("max-range", maxRange[j]);
|
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center[j] = axis_node->getDoubleValue("center", center[j]);
|
||
|
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_read_bindings(axis_node, a.bindings, FG_MOD_NONE);
|
||
|
||
// Initialize the virtual axis buttons.
|
||
_init_button(axis_node->getChild("low"), a.low, "low");
|
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a.low_threshold = axis_node->getDoubleValue("low-threshold", -0.9);
|
||
|
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_init_button(axis_node->getChild("high"), a.high, "high");
|
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a.high_threshold = axis_node->getDoubleValue("high-threshold", 0.9);
|
||
}
|
||
|
||
//
|
||
// Initialize the buttons.
|
||
//
|
||
char buf[8];
|
||
for (j = 0; j < nbuttons; j++) {
|
||
sprintf(buf, "%d", j);
|
||
SG_LOG(SG_INPUT, SG_DEBUG, "Initializing button " << j);
|
||
_init_button(js_node->getChild("button", j),
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_joystick_bindings[i].buttons[j],
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buf);
|
||
|
||
}
|
||
|
||
js->setMinRange(minRange);
|
||
js->setMaxRange(maxRange);
|
||
js->setCenter(center);
|
||
}
|
||
}
|
||
|
||
//
|
||
// Map of all known GLUT cursor names
|
||
//
|
||
struct {
|
||
const char * name;
|
||
int cursor;
|
||
} mouse_cursor_map[] = {
|
||
{ "right-arrow", GLUT_CURSOR_RIGHT_ARROW },
|
||
{ "left-arrow", GLUT_CURSOR_LEFT_ARROW },
|
||
{ "info", GLUT_CURSOR_INFO },
|
||
{ "destroy", GLUT_CURSOR_DESTROY },
|
||
{ "help", GLUT_CURSOR_HELP },
|
||
{ "cycle", GLUT_CURSOR_CYCLE },
|
||
{ "spray", GLUT_CURSOR_SPRAY },
|
||
{ "wait", GLUT_CURSOR_WAIT },
|
||
{ "text", GLUT_CURSOR_TEXT },
|
||
{ "crosshair", GLUT_CURSOR_CROSSHAIR },
|
||
{ "up-down", GLUT_CURSOR_UP_DOWN },
|
||
{ "left-right", GLUT_CURSOR_LEFT_RIGHT },
|
||
{ "top-side", GLUT_CURSOR_TOP_SIDE },
|
||
{ "bottom-side", GLUT_CURSOR_BOTTOM_SIDE },
|
||
{ "left-side", GLUT_CURSOR_LEFT_SIDE },
|
||
{ "right-side", GLUT_CURSOR_RIGHT_SIDE },
|
||
{ "top-left-corner", GLUT_CURSOR_TOP_LEFT_CORNER },
|
||
{ "top-right-corner", GLUT_CURSOR_TOP_RIGHT_CORNER },
|
||
{ "bottom-right-corner", GLUT_CURSOR_BOTTOM_RIGHT_CORNER },
|
||
{ "bottom-left-corner", GLUT_CURSOR_BOTTOM_LEFT_CORNER },
|
||
{ "inherit", GLUT_CURSOR_INHERIT },
|
||
{ "none", GLUT_CURSOR_NONE },
|
||
{ "full-crosshair", GLUT_CURSOR_FULL_CROSSHAIR },
|
||
{ 0, 0 }
|
||
};
|
||
|
||
|
||
|
||
void
|
||
FGInput::_init_mouse ()
|
||
{
|
||
SG_LOG(SG_INPUT, SG_DEBUG, "Initializing mouse bindings");
|
||
|
||
SGPropertyNode * mouse_nodes = fgGetNode("/input/mice");
|
||
if (mouse_nodes == 0) {
|
||
SG_LOG(SG_INPUT, SG_WARN, "No mouse bindings (/input/mice)!!");
|
||
mouse_nodes = fgGetNode("/input/mice", true);
|
||
}
|
||
|
||
int j;
|
||
for (int i = 0; i < MAX_MICE; i++) {
|
||
SGPropertyNode * mouse_node = mouse_nodes->getChild("mouse", i);
|
||
|
||
// Read the cursor type for each mode.
|
||
_mouse_bindings[i].nModes = mouse_node->getIntValue("mode-count", 1);
|
||
_mouse_bindings[i].cursors = new int[_mouse_bindings[i].nModes];
|
||
SGPropertyNode * cursor_nodes =
|
||
mouse_node->getChild("mode-cursors", 0, true);
|
||
for (j = 0; j < _mouse_bindings[i].nModes; j++) {
|
||
const char * name = cursor_nodes->getChild("cursor", j, true)
|
||
->getStringValue();
|
||
if (name[0] == '\0')
|
||
name = "inherit";
|
||
_mouse_bindings[i].cursors[j] = GLUT_CURSOR_INHERIT;
|
||
for (int k = 0; mouse_cursor_map[k].name != 0; k++) {
|
||
if (!strcmp(mouse_cursor_map[k].name, name)) {
|
||
_mouse_bindings[i].cursors[j] = mouse_cursor_map[k].cursor;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
// Read the binding for each button
|
||
_mouse_bindings[i].buttons = new button[MAX_MOUSE_BUTTONS];
|
||
if (mouse_node == 0) {
|
||
SG_LOG(SG_INPUT, SG_DEBUG, "No bindings for mouse " << i);
|
||
mouse_node = mouse_nodes->getChild("mouse", i, true);
|
||
}
|
||
char buf[8];
|
||
for (j = 0; j < MAX_MOUSE_BUTTONS; j++) {
|
||
sprintf(buf, "%d", j);
|
||
SG_LOG(SG_INPUT, SG_DEBUG, "Initializing mouse button " << j);
|
||
_init_button(mouse_node->getChild("button", j),
|
||
_mouse_bindings[i].buttons[j],
|
||
buf);
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
void
|
||
FGInput::_init_button (const SGPropertyNode * node,
|
||
button &b,
|
||
const string name)
|
||
{
|
||
if (node == 0) {
|
||
SG_LOG(SG_INPUT, SG_DEBUG, "No bindings for button " << name);
|
||
} else {
|
||
b.is_repeatable = node->getBoolValue("repeatable", b.is_repeatable);
|
||
|
||
// Get the bindings for the button
|
||
_read_bindings(node, b.bindings, FG_MOD_NONE);
|
||
}
|
||
}
|
||
|
||
|
||
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_JOYSTICK_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_DEBUG, "Axis " << j << " has moved");
|
||
SGPropertyNode node;
|
||
a.last_value = axis_values[j];
|
||
// SG_LOG(SG_INPUT, SG_DEBUG, "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]);
|
||
}
|
||
|
||
// do we have to emulate axis buttons?
|
||
if (a.low.bindings[modifiers].size())
|
||
_update_button(_joystick_bindings[i].axes[j].low,
|
||
modifiers,
|
||
axis_values[j] < a.low_threshold,
|
||
-1, -1);
|
||
|
||
if (a.high.bindings[modifiers].size())
|
||
_update_button(_joystick_bindings[i].axes[j].high,
|
||
modifiers,
|
||
axis_values[j] > a.high_threshold,
|
||
-1, -1);
|
||
}
|
||
|
||
// Fire bindings for the buttons.
|
||
for (j = 0; j < _joystick_bindings[i].nbuttons; j++) {
|
||
_update_button(_joystick_bindings[i].buttons[j],
|
||
modifiers,
|
||
(buttons & (1 << j)) > 0,
|
||
-1, -1);
|
||
}
|
||
}
|
||
}
|
||
|
||
void
|
||
FGInput::_update_mouse ()
|
||
{
|
||
_current_mouse_mode = fgGetInt("/input/mice/mouse[0]/mode");
|
||
if (_current_mouse_mode != _last_mouse_mode) {
|
||
_last_mouse_mode = _current_mouse_mode;
|
||
if (_current_mouse_mode >= 0
|
||
&& _current_mouse_mode < _mouse_bindings[0].nModes) {
|
||
glutSetCursor(_mouse_bindings[0].cursors[_current_mouse_mode]);
|
||
} else {
|
||
SG_LOG(SG_INPUT, SG_DEBUG, "Mouse mode "
|
||
<< _current_mouse_mode << " out of range");
|
||
glutSetCursor(GLUT_CURSOR_INHERIT);
|
||
}
|
||
}
|
||
}
|
||
|
||
void
|
||
FGInput::_update_button (button &b, int modifiers, bool pressed,
|
||
int x, int y)
|
||
{
|
||
if (pressed) {
|
||
// The press event may be repeated.
|
||
if (!b.last_state || b.is_repeatable) {
|
||
SG_LOG( SG_INPUT, SG_DEBUG, "Button has been pressed" );
|
||
for (unsigned int k = 0; k < b.bindings[modifiers].size(); k++)
|
||
b.bindings[modifiers][k]->fire(x, y);
|
||
}
|
||
} else {
|
||
// The release event is never repeated.
|
||
if (b.last_state) {
|
||
SG_LOG( SG_INPUT, SG_DEBUG, "Button has been released" );
|
||
for (unsigned int k = 0; k < b.bindings[modifiers|FG_MOD_UP].size(); k++)
|
||
b.bindings[modifiers|FG_MOD_UP][k]->fire(x, y);
|
||
}
|
||
}
|
||
|
||
b.last_state = pressed;
|
||
}
|
||
|
||
|
||
void
|
||
FGInput::_read_bindings (const SGPropertyNode * node,
|
||
binding_list_t * binding_list,
|
||
int modifiers)
|
||
{
|
||
SG_LOG(SG_INPUT, SG_DEBUG, "Reading all bindings");
|
||
vector<const SGPropertyNode *> bindings = node->getChildren("binding");
|
||
for (unsigned int i = 0; i < bindings.size(); i++) {
|
||
SG_LOG(SG_INPUT, SG_DEBUG, "Reading binding "
|
||
<< bindings[i]->getStringValue("command"));
|
||
binding_list[modifiers].push_back(new 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];
|
||
}
|
||
|
||
|
||
|
||
////////////////////////////////////////////////////////////////////////
|
||
// Implementation of FGInput::button.
|
||
////////////////////////////////////////////////////////////////////////
|
||
|
||
FGInput::button::button ()
|
||
: is_repeatable(false),
|
||
last_state(-1)
|
||
{
|
||
}
|
||
|
||
FGInput::button::~button ()
|
||
{
|
||
// FIXME: memory leak
|
||
// for (int i = 0; i < FG_MOD_MAX; i++)
|
||
// for (int j = 0; i < bindings[i].size(); j++)
|
||
// delete bindings[i][j];
|
||
}
|
||
|
||
|
||
|
||
////////////////////////////////////////////////////////////////////////
|
||
// Implementation of FGInput::axis.
|
||
////////////////////////////////////////////////////////////////////////
|
||
|
||
FGInput::axis::axis ()
|
||
: last_value(9999999),
|
||
tolerance(0.002),
|
||
low_threshold(-0.9),
|
||
high_threshold(0.9)
|
||
{
|
||
}
|
||
|
||
FGInput::axis::~axis ()
|
||
{
|
||
// for (int i = 0; i < FG_MOD_MAX; i++)
|
||
// for (int j = 0; i < bindings[i].size(); j++)
|
||
// delete bindings[i][j];
|
||
}
|
||
|
||
|
||
|
||
////////////////////////////////////////////////////////////////////////
|
||
// Implementation of FGInput::joystick.
|
||
////////////////////////////////////////////////////////////////////////
|
||
|
||
FGInput::joystick::joystick ()
|
||
{
|
||
}
|
||
|
||
FGInput::joystick::~joystick ()
|
||
{
|
||
// delete js;
|
||
delete[] axes;
|
||
delete[] buttons;
|
||
}
|
||
|
||
|
||
|
||
////////////////////////////////////////////////////////////////////////
|
||
// Implementation of FGInput::mouse
|
||
////////////////////////////////////////////////////////////////////////
|
||
|
||
FGInput::mouse::mouse ()
|
||
: nModes(0),
|
||
cursors(0),
|
||
buttons(0)
|
||
{
|
||
}
|
||
|
||
FGInput::mouse::~mouse ()
|
||
{
|
||
delete [] cursors;
|
||
delete [] buttons;
|
||
}
|
||
|
||
|
||
|
||
////////////////////////////////////////////////////////////////////////
|
||
// Implementation of GLUT callbacks.
|
||
////////////////////////////////////////////////////////////////////////
|
||
|
||
|
||
/**
|
||
* 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;
|
||
}
|
||
|
||
|
||
|
||
////////////////////////////////////////////////////////////////////////
|
||
// GLUT C callbacks.
|
||
////////////////////////////////////////////////////////////////////////
|
||
|
||
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);
|
||
}
|
||
|
||
void
|
||
GLUTkeyup(unsigned char k, int x, int y)
|
||
{
|
||
current_input.doKey(k, get_mods()|FGInput::FG_MOD_UP, x, y);
|
||
}
|
||
|
||
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);
|
||
}
|
||
|
||
void
|
||
GLUTspecialkeyup(int k, int x, int y)
|
||
{
|
||
current_input.doKey(k + 256, get_mods()|FGInput::FG_MOD_UP, x, y);
|
||
}
|
||
|
||
void
|
||
GLUTmouse (int button, int updown, int x, int y)
|
||
{
|
||
current_input.doMouseClick(button, updown == GLUT_DOWN, x, y);
|
||
}
|
||
|
||
void
|
||
GLUTmotion (int x, int y)
|
||
{
|
||
puMouse(x, y);
|
||
// glutPostRedisplay();
|
||
current_input.doMouseMotion(x, y);
|
||
}
|
||
|
||
// end of input.cxx
|