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source: code/trunk/src/core/input/KeyBinder.cc @ 1819

Last change on this file since 1819 was 1795, checked in by rgrieder, 16 years ago
changed return type of ConfigFileManager::getInstance() to ConfigFileManager& (from pointer before).
Property svn:eol-style set to `native`
File size: 18.3 KB

Line
1	/*
2	* ORXONOX - the hottest 3D action shooter ever to exist
3	* > www.orxonox.net <
4	*
5	*
6	* License notice:
7	*
8	* This program is free software; you can redistribute it and/or
9	* modify it under the terms of the GNU General Public License
10	* as published by the Free Software Foundation; either version 2
11	* of the License, or (at your option) any later version.
12	*
13	* This program is distributed in the hope that it will be useful,
14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16	* GNU General Public License for more details.
17	*
18	* You should have received a copy of the GNU General Public License
19	* along with this program; if not, write to the Free Software
20	* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
21	*
22	* Author:
23	* Reto Grieder
24	* Co-authors:
25	* ...
26	*
27	*/
28
29	/**
30	@file
31	@brief Implementation of the different input handlers.
32	*/
33
34	#include "KeyBinder.h"
35	#include <fstream>
36	#include <string>
37	#include "util/Convert.h"
38	#include "util/Debug.h"
39	#include "core/ConfigValueIncludes.h"
40	#include "core/CoreIncludes.h"
41	#include "core/ConfigFileManager.h"
42	#include "InputCommands.h"
43
44	namespace orxonox
45	{
46	/**
47	@brief
48	Constructor that does as little as necessary.
49	*/
50	KeyBinder::KeyBinder()
51	: deriveTime_(0.0f)
52	{
53	mouseRelative_[0] = 0;
54	mouseRelative_[1] = 0;
55	mousePosition_[0] = 0;
56	mousePosition_[1] = 0;
57
58	RegisterRootObject(KeyBinder);
59
60	// keys
61	std::string keyNames[] = {
62	"UNASSIGNED",
63	"ESCAPE",
64	"1", "2", "3", "4", "5", "6", "7", "8", "9", "0",
65	"MINUS", "EQUALS", "BACK", "TAB",
66	"Q", "W", "E", "R", "T", "Y", "U", "I", "O", "P",
67	"LBRACKET", "RBRACKET",
68	"RETURN", "LCONTROL",
69	"A", "S", "D", "F", "G", "H", "J", "K", "L",
70	"SEMICOLON", "APOSTROPHE", "GRAVE",
71	"LSHIFT", "BACKSLASH",
72	"Z", "X", "C", "V", "B", "N", "M",
73	"COMMA", "PERIOD", "SLASH",
74	"RSHIFT",
75	"MULTIPLY",
76	"LMENU",
77	"SPACE",
78	"CAPITAL",
79	"F1", "F2", "F3", "F4", "F5", "F6", "F7", "F8", "F9", "F10",
80	"NUMLOCK", "SCROLL",
81	"NUMPAD7", "NUMPAD8", "NUMPAD9",
82	"SUBTRACT",
83	"NUMPAD4", "NUMPAD5", "NUMPAD6",
84	"ADD",
85	"NUMPAD1", "NUMPAD2", "NUMPAD3", "NUMPAD0",
86	"DECIMAL",
87	"","",
88	"OEM_102",
89	"F11", "F12",
90	"","","","","","","","","","","",
91	"F13", "F14", "F15",
92	"","","","","","","","","","",
93	"KANA",
94	"","",
95	"ABNT_C1",
96	"","","","","",
97	"CONVERT",
98	"",
99	"NOCONVERT",
100	"",
101	"YEN",
102	"ABNT_C2",
103	"","","","","","","","","","","","","","",
104	"NUMPADEQUALS",
105	"","",
106	"PREVTRACK",
107	"AT",
108	"COLON", "UNDERLINE",
109	"KANJI",
110	"STOP",
111	"AX",
112	"UNLABELED",
113	"NEXTTRACK",
114	"","",
115	"NUMPADENTER",
116	"RCONTROL",
117	"","",
118	"MUTE",
119	"CALCULATOR",
120	"PLAYPAUSE",
121	"",
122	"MEDIASTOP",
123	"","","","","","","","","",
124	"VOLUMEDOWN",
125	"",
126	"VOLUMEUP",
127	"",
128	"WEBHOME",
129	"NUMPADCOMMA",
130	"",
131	"DIVIDE",
132	"",
133	"SYSRQ",
134	"RMENU",
135	"","","","","","","","","","","","",
136	"PAUSE",
137	"",
138	"HOME",
139	"UP",
140	"PGUP",
141	"",
142	"LEFT",
143	"",
144	"RIGHT",
145	"",
146	"END", "DOWN", "PGDOWN", "INSERT", "DELETE",
147	"","","","","","","",
148	"LWIN", "RWIN", "APPS",
149	"POWER", "SLEEP",
150	"","","",
151	"WAKE",
152	"",
153	"WEBSEARCH", "WEBFAVORITES", "WEBREFRESH", "WEBSTOP", "WEBFORWARD", "WEBBACK",
154	"MYCOMPUTER", "MAIL", "MEDIASELECT"
155	};
156	for (unsigned int i = 0; i < nKeys_s; i++)
157	keys_[i].name_ = "Key" + keyNames[i];
158
159	// mouse buttons
160	std::string mouseButtonNames[] = {
161	"MouseLeft", "MouseRight", "MouseMiddle",
162	"MouseButton3", "MouseButton4", "MouseButton5",
163	"MouseButton6", "MouseButton7",
164	"MouseWheel1Up", "MouseWheel1Down",
165	"MouseWheel2Up", "MouseWheel2Down"
166	};
167	for (unsigned int i = 0; i < nMouseButtons_s; i++)
168	mouseButtons_[i].name_ = mouseButtonNames[i];
169
170	// joy stick buttons
171	for (unsigned int i = 0; i < 32; i++)
172	joyStickButtons_[i].name_ = "JoyButton" + getConvertedValue<int, std::string>(i);
173	for (unsigned int i = 32; i < nJoyStickButtons_s; i += 4)
174	{
175	joyStickButtons_[i + 0].name_ = "JoyPOV" + convertToString((i - 32)/4 + 1) + "North";
176	joyStickButtons_[i + 1].name_ = "JoyPOV" + convertToString((i - 32)/4 + 1) + "South";
177	joyStickButtons_[i + 2].name_ = "JoyPOV" + convertToString((i - 32)/4 + 1) + "East";
178	joyStickButtons_[i + 3].name_ = "JoyPOV" + convertToString((i - 32)/4 + 1) + "West";
179	}
180
181	// half axes
182	std::string rawNames[nHalfAxes_s/2];
183	rawNames[0] = "MouseX";
184	rawNames[1] = "MouseY";
185	rawNames[2] = "Empty1";
186	rawNames[3] = "Empty2";
187	for (unsigned int i = 4; i < nHalfAxes_s/2; i++)
188	rawNames[i] = "JoyAxis" + convertToString(i - 3);
189	for (unsigned int i = 0; i < nHalfAxes_s/2; i++)
190	{
191	halfAxes_[i * 2 + 0].name_ = rawNames[i] + "Pos";
192	halfAxes_[i * 2 + 1].name_ = rawNames[i] + "Neg";
193	}
194
195	for (unsigned int i = 0; i < this->nHalfAxes_s; i++)
196	halfAxes_[i].buttonThreshold_ = buttonThreshold_;
197	}
198
199	/**
200	@brief
201	Destructor
202	*/
203	KeyBinder::~KeyBinder()
204	{
205	// almost no destructors required because most of the arrays are static.
206	clearBindings(); // does some destruction work
207	}
208
209	/**
210	@brief
211	Loads the key and button bindings.
212	@return
213	True if loading succeeded.
214	*/
215	void KeyBinder::loadBindings()
216	{
217	COUT(3) << "KeyBinder: Loading key bindings..." << std::endl;
218
219	clearBindings();
220
221	std::ifstream infile;
222	infile.open("keybindings.ini");
223	if (!infile)
224	{
225	ConfigFileManager::getInstance().setFile(CFT_Keybindings, "def_keybindings.ini");
226	ConfigFileManager::getInstance().save(CFT_Keybindings, "keybindings.ini");
227	}
228	else
229	infile.close();
230	ConfigFileManager::getInstance().setFile(CFT_Keybindings, "keybindings.ini");
231
232	// parse key bindings
233	setConfigValues();
234
235	COUT(3) << "KeyBinder: Loading key bindings done." << std::endl;
236	}
237
238	/**
239	@brief
240	Loader for the key bindings, managed by config values.
241	*/
242	void KeyBinder::setConfigValues()
243	{
244	SetConfigValue(analogThreshold_, 0.05f)
245	.description("Threshold for analog axes until which the state is 0.");
246	SetConfigValue(mouseSensitivity_, 1.0f)
247	.description("Mouse sensitivity.");
248	SetConfigValue(bDeriveMouseInput_, false)
249	.description("Whether or not to derive moues movement for the absolute value.");
250	SetConfigValue(derivePeriod_, 0.05f)
251	.description("Accuracy of the mouse input deriver. The higher the more precise, but laggier.");
252	SetConfigValue(mouseSensitivityDerived_, 1.0f)
253	.description("Mouse sensitivity if mouse input is derived.");
254	SetConfigValue(bClipMouse_, true)
255	.description("Whether or not to clip absolute value of mouse in non derive mode.");
256
257	float oldThresh = buttonThreshold_;
258	SetConfigValue(buttonThreshold_, 0.80f)
259	.description("Threshold for analog axes until which the button is not pressed.");
260	if (oldThresh != buttonThreshold_)
261	for (unsigned int i = 0; i < nHalfAxes_s; i++)
262	if (halfAxes_[i].buttonThreshold_ == oldThresh)
263	halfAxes_[i].buttonThreshold_ = buttonThreshold_;
264
265	// keys
266	for (unsigned int i = 0; i < nKeys_s; i++)
267	readTrigger(keys_[i]);
268	// mouse buttons
269	for (unsigned int i = 0; i < nMouseButtons_s; i++)
270	readTrigger(mouseButtons_[i]);
271	// joy stick buttons
272	for (unsigned int i = 0; i < nJoyStickButtons_s; i++)
273	readTrigger(joyStickButtons_[i]);
274	// half axes
275	for (unsigned int i = 0; i < nHalfAxes_s; i++)
276	readTrigger(halfAxes_[i]);
277	}
278
279	void KeyBinder::readTrigger(Button& button)
280	{
281	// config value stuff
282	ConfigValueContainer* cont
283	= ClassIdentifier<KeyBinder>::getIdentifier()->getConfigValueContainer(button.name_);
284	if (!cont)
285	{
286	cont = new ConfigValueContainer
287	(CFT_Keybindings, ClassIdentifier<KeyBinder>::getIdentifier(), button.name_, "", button.name_);
288	ClassIdentifier<KeyBinder>::getIdentifier()->addConfigValueContainer(button.name_, cont);
289	}
290	std::string old = button.bindingString_;
291	cont->getValue(&button.bindingString_, this);
292
293	// keybinder stuff
294	if (old != button.bindingString_)
295	{
296	// clear everything so we don't get old axis ParamCommands mixed up
297	button.clear();
298
299	// binding has changed
300	button.parse(paramCommandBuffer_);
301	}
302	}
303
304	/**
305	@brief
306	Overwrites all bindings with ""
307	*/
308	void KeyBinder::clearBindings()
309	{
310	for (unsigned int i = 0; i < nKeys_s; i++)
311	keys_[i].clear();
312
313	for (unsigned int i = 0; i < nMouseButtons_s; i++)
314	mouseButtons_[i].clear();
315
316	for (unsigned int i = 0; i < nJoyStickButtons_s; i++)
317	joyStickButtons_[i].clear();
318
319	for (unsigned int i = 0; i < nHalfAxes_s; i++)
320	halfAxes_[i].clear();
321
322	for (unsigned int i = 0; i < paramCommandBuffer_.size(); i++)
323	delete paramCommandBuffer_[i];
324	paramCommandBuffer_.clear();
325	}
326
327	void KeyBinder::resetJoyStickAxes()
328	{
329	for (unsigned int i = 8; i < nHalfAxes_s; i++)
330	{
331	halfAxes_[i].absVal_ = 0.0f;
332	halfAxes_[i].relVal_ = 0.0f;
333	}
334	}
335
336	void KeyBinder::tickMouse(float dt)
337	{
338	tickDevices(0, 8);
339
340	if (bDeriveMouseInput_)
341	{
342	if (deriveTime_ > derivePeriod_)
343	{
344	//CCOUT(3) << "mouse abs: ";
345	for (int i = 0; i < 2; i++)
346	{
347	if (mouseRelative_[i] > 0)
348	{
349	halfAxes_[2*i + 0].absVal_
350	= mouseRelative_[i] / deriveTime_ * 0.0005 * mouseSensitivityDerived_;
351	halfAxes_[2*i + 1].absVal_ = 0.0f;
352	}
353	else if (mouseRelative_[i] < 0)
354	{
355	halfAxes_[2*i + 0].absVal_ = 0.0f;
356	halfAxes_[2*i + 1].absVal_
357	= -mouseRelative_[i] / deriveTime_ * 0.0005 * mouseSensitivityDerived_;
358	}
359	else
360	{
361	halfAxes_[2*i + 0].absVal_ = 0.0f;
362	halfAxes_[2*i + 1].absVal_ = 0.0f;
363	}
364	//COUT(3) << mouseRelative_[i] << " \| ";
365	mouseRelative_[i] = 0;
366	halfAxes_[2*i + 0].hasChanged_ = true;
367	halfAxes_[2*i + 1].hasChanged_ = true;
368	}
369	deriveTime_ = 0.0f;
370	//COUT(3) << std::endl;
371	}
372	else
373	deriveTime_ += dt;
374	}
375	}
376
377	void KeyBinder::tickJoyStick(float dt, unsigned int joyStick)
378	{
379	tickDevices(8, nHalfAxes_s);
380	}
381
382	void KeyBinder::tickInput(float dt)
383	{
384	// execute all buffered bindings (additional parameter)
385	for (unsigned int i = 0; i < paramCommandBuffer_.size(); i++)
386	paramCommandBuffer_[i]->execute();
387
388	// always reset the relative movement of the mouse
389	for (unsigned int i = 0; i < 8; i++)
390	halfAxes_[i].relVal_ = 0.0f;
391	}
392
393	void KeyBinder::tickDevices(unsigned int begin, unsigned int end)
394	{
395	for (unsigned int i = begin; i < end; i++)
396	{
397	// button mode
398	// TODO: optimize out all the half axes that don't act as a button at the moment
399	if (halfAxes_[i].hasChanged_)
400	{
401	if (!halfAxes_[i].wasDown_ && halfAxes_[i].absVal_ > halfAxes_[i].buttonThreshold_)
402	{
403	halfAxes_[i].wasDown_ = true;
404	if (halfAxes_[i].nCommands_[KeybindMode::OnPress])
405	halfAxes_[i].execute(KeybindMode::OnPress);
406	}
407	else if (halfAxes_[i].wasDown_ && halfAxes_[i].absVal_ < halfAxes_[i].buttonThreshold_)
408	{
409	halfAxes_[i].wasDown_ = false;
410	if (halfAxes_[i].nCommands_[KeybindMode::OnRelease])
411	halfAxes_[i].execute(KeybindMode::OnRelease);
412	}
413	halfAxes_[i].hasChanged_ = false;
414	}
415
416	if (halfAxes_[i].wasDown_)
417	{
418	if (halfAxes_[i].nCommands_[KeybindMode::OnHold])
419	halfAxes_[i].execute(KeybindMode::OnHold);
420	}
421
422	// these are the actually useful axis bindings for analog input
423	if (halfAxes_[i].relVal_ > analogThreshold_ \|\| halfAxes_[i].absVal_ > analogThreshold_)
424	{
425	//COUT(3) << halfAxes_[i].name_ << "\t" << halfAxes_[i].absVal_ << std::endl;
426	halfAxes_[i].execute();
427	}
428	}
429	}
430
431	void KeyBinder::keyPressed (const KeyEvent& evt)
432	{ keys_[evt.key].execute(KeybindMode::OnPress); }
433
434	void KeyBinder::keyReleased(const KeyEvent& evt)
435	{ keys_[evt.key].execute(KeybindMode::OnRelease); }
436
437	void KeyBinder::keyHeld (const KeyEvent& evt)
438	{ keys_[evt.key].execute(KeybindMode::OnHold); }
439
440
441	void KeyBinder::mouseButtonPressed (MouseButton::Enum id)
442	{ mouseButtons_[id].execute(KeybindMode::OnPress); }
443
444	void KeyBinder::mouseButtonReleased(MouseButton::Enum id)
445	{ mouseButtons_[id].execute(KeybindMode::OnRelease); }
446
447	void KeyBinder::mouseButtonHeld (MouseButton::Enum id)
448	{ mouseButtons_[id].execute(KeybindMode::OnHold); }
449
450
451	void KeyBinder::joyStickButtonPressed (unsigned int joyStickID, JoyStickButton::Enum id)
452	{ joyStickButtons_[id].execute(KeybindMode::OnPress); }
453
454	void KeyBinder::joyStickButtonReleased(unsigned int joyStickID, JoyStickButton::Enum id)
455	{ joyStickButtons_[id].execute(KeybindMode::OnRelease); }
456
457	void KeyBinder::joyStickButtonHeld (unsigned int joyStickID, JoyStickButton::Enum id)
458	{ joyStickButtons_[id].execute(KeybindMode::OnHold); }
459
460	/**
461	@brief
462	Event handler for the mouseMoved Event.
463	@param e
464	Mouse state information
465	*/
466	void KeyBinder::mouseMoved(IntVector2 abs_, IntVector2 rel_, IntVector2 clippingSize)
467	{
468	// y axis of mouse input is inverted
469	int rel[] = { rel_.x, -rel_.y };
470
471	if (!bDeriveMouseInput_)
472	{
473	for (int i = 0; i < 2; i++)
474	{
475	if (rel[i])
476	{
477	// absolute
478	halfAxes_[2*i + 0].hasChanged_ = true;
479	halfAxes_[2*i + 1].hasChanged_ = true;
480	mousePosition_[i] += rel[i];
481
482	if (bClipMouse_)
483	{
484	if (mousePosition_[i] > 1024)
485	mousePosition_[i] = 1024;
486	if (mousePosition_[i] < -1024)
487	mousePosition_[i] = -1024;
488	}
489
490	if (mousePosition_[i] >= 0)
491	{
492	halfAxes_[2i + 0].absVal_ = mousePosition_[i]/1024.0f mouseSensitivity_;
493	halfAxes_[2*i + 1].absVal_ = 0.0f;
494	}
495	else
496	{
497	halfAxes_[2*i + 0].absVal_ = 0.0f;
498	halfAxes_[2i + 1].absVal_ = -mousePosition_[i]/1024.0f mouseSensitivity_;
499	}
500	}
501	}
502	}
503	else
504	{
505	mouseRelative_[0] += rel[0];
506	mouseRelative_[1] += rel[1];
507	}
508
509	// relative
510	for (int i = 0; i < 2; i++)
511	{
512	if (rel[i] > 0)
513	halfAxes_[0 + 2i].relVal_ = ((float)rel[i])/1024 mouseSensitivity_;
514	else
515	halfAxes_[1 + 2i].relVal_ = -((float)rel[i])/1024 mouseSensitivity_;
516	}
517	}
518
519	/**
520	@brief Event handler for the mouseScrolled Event.
521	@param e Mouse state information
522	*/
523	void KeyBinder::mouseScrolled(int abs, int rel)
524	{
525	//COUT(3) << mouseButtons_[8].name_ << " " << abs << " \| " << rel << std::endl;
526
527	if (rel > 0)
528	for (int i = 0; i < rel/120; i++)
529	mouseButtons_[8].execute(KeybindMode::OnPress, ((float)abs)/120.0f);
530	else
531	for (int i = 0; i < -rel/120; i++)
532	mouseButtons_[9].execute(KeybindMode::OnPress, ((float)abs)/120.0f);
533	}
534
535	void KeyBinder::joyStickAxisMoved(unsigned int joyStickID, unsigned int axis, float value)
536	{
537	int i = 8 + axis * 2;
538	if (value >= 0)
539	{
540	//if (value > 10000)
541	//{ CCOUT(3) << halfAxes_[i].name_ << std::endl; }
542
543	halfAxes_[i].absVal_ = value;
544	halfAxes_[i].relVal_ = value;
545	halfAxes_[i].hasChanged_ = true;
546	if (halfAxes_[i + 1].absVal_ > 0.0f)
547	{
548	halfAxes_[i + 1].absVal_ = -0.0f;
549	halfAxes_[i + 1].relVal_ = -0.0f;
550	halfAxes_[i + 1].hasChanged_ = true;
551	}
552	}
553	else
554	{
555	//if (value < -10000)
556	//{ CCOUT(3) << halfAxes_[i + 1].name_ << std::endl; }
557
558	halfAxes_[i + 1].absVal_ = -value;
559	halfAxes_[i + 1].relVal_ = -value;
560	halfAxes_[i + 1].hasChanged_ = true;
561	if (halfAxes_[i].absVal_ > 0.0f)
562	{
563	halfAxes_[i].absVal_ = -0.0f;
564	halfAxes_[i].relVal_ = -0.0f;
565	halfAxes_[i].hasChanged_ = true;
566	}
567	}
568	}
569	}

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