From b829170121d3657369904ec62d8065606777a9ce Mon Sep 17 00:00:00 2001 From: Aki Date: Fri, 1 Oct 2021 18:54:04 +0200 Subject: Removed doxygen generated docs They can be rebuild anytime and are considered a build artifact/binary. --- Doc/doxygen/html/_joystick_8cpp_source.html | 1031 --------------------------- 1 file changed, 1031 deletions(-) delete mode 100644 Doc/doxygen/html/_joystick_8cpp_source.html (limited to 'Doc/doxygen/html/_joystick_8cpp_source.html') diff --git a/Doc/doxygen/html/_joystick_8cpp_source.html b/Doc/doxygen/html/_joystick_8cpp_source.html deleted file mode 100644 index 7752f72..0000000 --- a/Doc/doxygen/html/_joystick_8cpp_source.html +++ /dev/null @@ -1,1031 +0,0 @@ - - - - - -Starshatter_Open: D:/SRC/StarshatterSVN/nGenEx/Joystick.cpp Source File - - - - - - - - - - - - - -
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Open source Starshatter engine
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Joystick.cpp
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-Go to the documentation of this file.
1 /* Project nGenEx
-
2  Destroyer Studios LLC
-
3  Copyright (C) 1997-2004. All Rights Reserved.
-
4 
-
5  SUBSYSTEM: nGenEx.lib
-
6  FILE: Joystick.cpp
-
7  AUTHOR: John DiCamillo
-
8 
-
9 
-
10  OVERVIEW
-
11  ========
-
12  Joystick Input class
-
13 */
-
14 
-
15 #include "MemDebug.h"
-
16 #include "Joystick.h"
-
17 #include "MachineInfo.h"
-
18 #include "Game.h"
-
19 
-
20 #define DIRECTINPUT_VERSION 0x0700
-
21 
-
22 #include <dinput.h>
-
23 
-
24 #define JOY_POVUPRIGHT 4500
-
25 #define JOY_POVDNRIGHT 13500
-
26 #define JOY_POVDNLEFT 22500
-
27 #define JOY_POVUPLEFT 31500
-
28 
-
29 // +--------------------------------------------------------------------+
-
30 // DIRECT INPUT SUPPORT
-
31 
-
32 const int MAX_DEVICES = 8;
-
33 
-
34 static LPDIRECTINPUT7 pdi = 0;
-
35 static LPDIRECTINPUTDEVICE7 pdev = 0;
-
36 static DIDEVICEINSTANCE devices[MAX_DEVICES];
-
37 static int ndev = 0;
-
38 static int idev = -1;
-
39 static int strikes = 3;
-
40 
-
41 static Joystick* joystick = 0;
-
42 
-
43 void DirectInputError(const char* msg, HRESULT err);
-
44 char* DIErrStr(HRESULT hr);
-
45 void ReleaseDirectInput();
-
46 
-
47 // +--------------------------------------------------------------------+
-
48 
-
49 Joystick::Joystick()
-
50 : x(0), y(0), z(0), p(0), r(0), w(0), t(0)
-
51 {
-
52  if (!joystick)
-
53  joystick = this;
-
54 
-
55  select = 1;
-
56  rudder = 0;
-
57  throttle = 1;
-
58  sensitivity = 25;
-
59  dead_zone = 100;
-
60 
-
61  for (int i = 0; i < MotionController::MaxActions; i++)
-
62  action[i] = false;
-
63 
-
64  for (int i = 0; i < KEY_MAP_SIZE; i++)
-
65  map[i] = 0;
-
66 
-
67  for (int i = 0; i < 4; i++) {
-
68  for (int j = 0; j < 4; j++) {
-
69  hat[i][j] = false;
-
70  }
-
71  }
-
72 
-
73  map_axis[0] = KEY_JOY_AXIS_X;
-
74  map_axis[1] = KEY_JOY_AXIS_Y;
-
75  map_axis[2] = KEY_JOY_AXIS_RZ;
-
76  map_axis[3] = KEY_JOY_AXIS_S0;
-
77 
-
78  inv_axis[0] = false;
-
79  inv_axis[1] = false;
-
80  inv_axis[2] = false;
-
81  inv_axis[3] = false;
-
82 
-
83  if (MachineInfo::GetDirectXVersion() < MachineInfo::DX_7) {
-
84  Print("Joystick: DI7 not found, using multimedia library\n");
-
85  pdi = 0;
-
86  pdev = 0;
-
87  }
-
88 
-
89  else if (!pdi) {
-
90  HRESULT hr = DirectInputCreateEx(Game::GetHINST(),
-
91  DIRECTINPUT_VERSION,
-
92  IID_IDirectInput7,
-
93  (void**)&pdi,
-
94  NULL);
-
95  if FAILED(hr) {
-
96  DirectInputError("Failed to initialize DI7", hr);
-
97  pdi = 0;
-
98  pdev = 0;
-
99  }
-
100  else {
-
101  Print("Joystick: initialized DI7 pdi = %08x\n", (DWORD) pdi);
-
102  }
-
103  }
-
104 }
-
105 
-
106 Joystick::~Joystick()
-
107 {
-
108  ReleaseDirectInput();
-
109  joystick = 0;
-
110 }
-
111 
-
112 void ReleaseDirectInput()
-
113 {
-
114  if (pdev) {
-
115  pdev->Unacquire();
-
116  pdev->Release();
-
117  pdev = 0;
-
118  }
-
119 
-
120  if (pdi) {
-
121  pdi->Release();
-
122  pdi = 0;
-
123  }
-
124 }
-
125 
-
126 Joystick* Joystick::GetInstance()
-
127 {
-
128  return joystick;
-
129 }
-
130 
-
131 // +--------------------------------------------------------------------+
-
132 
-
133 void
-
134 Joystick::MapKeys(KeyMapEntry* mapping, int nkeys)
-
135 {
-
136  ZeroMemory(map, sizeof(map));
-
137 
-
138  for (int i = 0; i < nkeys; i++) {
-
139  KeyMapEntry k = mapping[i];
-
140 
-
141  if (k.act >= KEY_MAP_FIRST && k.act < KEY_MAP_LAST) {
-
142  if (k.act == KEY_JOY_SENSE)
-
143  sensitivity = k.key;
-
144 
-
145  else if (k.act == KEY_JOY_DEAD_ZONE)
-
146  dead_zone = k.key;
-
147 
-
148  else if (k.act == KEY_JOY_SWAP)
-
149  swapped = k.key;
-
150 
-
151  else if (k.act == KEY_JOY_RUDDER)
-
152  rudder = k.key;
-
153 
-
154  else if (k.act == KEY_JOY_THROTTLE)
-
155  throttle = k.key;
-
156 
-
157  else if (k.act == KEY_JOY_SELECT)
-
158  select = k.key;
-
159 
-
160 
-
161  else if (k.act == KEY_AXIS_YAW)
-
162  map_axis[0] = k.key;
-
163 
-
164  else if (k.act == KEY_AXIS_PITCH)
-
165  map_axis[1] = k.key;
-
166 
-
167  else if (k.act == KEY_AXIS_ROLL)
-
168  map_axis[2] = k.key;
-
169 
-
170  else if (k.act == KEY_AXIS_THROTTLE)
-
171  map_axis[3] = k.key;
-
172 
-
173 
-
174  else if (k.act == KEY_AXIS_YAW_INVERT)
-
175  inv_axis[0] = k.key ? true : false;
-
176 
-
177  else if (k.act == KEY_AXIS_PITCH_INVERT)
-
178  inv_axis[1] = k.key ? true : false;
-
179 
-
180  else if (k.act == KEY_AXIS_ROLL_INVERT)
-
181  inv_axis[2] = k.key ? true : false;
-
182 
-
183  else if (k.act == KEY_AXIS_THROTTLE_INVERT)
-
184  inv_axis[3] = k.key ? true : false;
-
185 
-
186  else if (k.key >= KEY_JOY_1 && k.key <= KEY_JOY_32)
-
187  map[k.act] = k.key;
-
188 
-
189  else if (k.alt >= KEY_JOY_1 && k.alt <= KEY_JOY_32)
-
190  map[k.act] = k.alt;
-
191 
-
192  else if (k.joy >= KEY_JOY_1 && k.joy <= KEY_JOY_32)
-
193  map[k.act] = k.joy;
-
194 
-
195  else if (k.key >= KEY_POV_0_UP && k.key <= KEY_POV_3_RIGHT)
-
196  map[k.act] = k.key;
-
197 
-
198  else if (k.alt >= KEY_POV_0_UP && k.alt <= KEY_POV_3_RIGHT)
-
199  map[k.act] = k.alt;
-
200 
-
201  else if (k.joy >= KEY_POV_0_UP && k.joy <= KEY_POV_3_RIGHT)
-
202  map[k.act] = k.joy;
-
203  }
-
204  }
-
205 }
-
206 
-
207 // +--------------------------------------------------------------------+
-
208 
-
209 static inline double sqr(double a) { return a*a; }
-
210 
-
211 BOOL FAR PASCAL EnumJoystick(LPCDIDEVICEINSTANCE pdinst, LPVOID pvSelect)
-
212 {
-
213  CopyMemory(&devices[ndev++], pdinst, pdinst->dwSize);
-
214 
-
215  ::Print("EnumJoystick %d: '%s'\n", ndev, pdinst->tszInstanceName);
-
216  ::Print(" guid: {%08x-%04x-%04x-%02x%02x%02x%02x%02x%02x} \n",
-
217  (DWORD) pdinst->guidInstance.Data1,
-
218  (WORD) pdinst->guidInstance.Data2,
-
219  (WORD) pdinst->guidInstance.Data3,
-
220  (BYTE) pdinst->guidInstance.Data4[0],
-
221  (BYTE) pdinst->guidInstance.Data4[1],
-
222  (BYTE) pdinst->guidInstance.Data4[2],
-
223  (BYTE) pdinst->guidInstance.Data4[3],
-
224  (BYTE) pdinst->guidInstance.Data4[4],
-
225  (BYTE) pdinst->guidInstance.Data4[5]);
-
226 
-
227  if (ndev < MAX_DEVICES)
-
228  return DIENUM_CONTINUE;
-
229 
-
230  return DIENUM_STOP;
-
231 }
-
232 
-
233 bool CreateDevice(int select)
-
234 {
-
235  if (!pdi || ndev < select)
-
236  return false;
-
237 
-
238  LPCDIDEVICEINSTANCE pdinst = &devices[select-1];
-
239 
-
240  ::Print("Joystick CreateDevice(%d)\n", select);
-
241  ::Print(" name: %s\n\n", pdinst->tszInstanceName);
-
242 
-
243  // release current device before trying to get another:
-
244  if (pdev) {
-
245  pdev->Unacquire();
-
246  pdev->Release();
-
247  pdev = 0;
-
248  }
-
249 
-
250  HRESULT hr = DI_OK;
-
251  // Create the DirectInput joystick device:
-
252  hr = pdi->CreateDeviceEx(pdinst->guidInstance,
-
253  IID_IDirectInputDevice7,
-
254  (void**)&pdev,
-
255  NULL);
-
256 
-
257  if (hr != DI_OK || pdev == 0) {
-
258  DirectInputError("Create Device Ex failed", hr);
-
259  return false;
-
260  }
-
261 
-
262  // Set the data format:
-
263  hr = pdev->SetDataFormat(&c_dfDIJoystick);
-
264 
-
265  if (hr != DI_OK) {
-
266  DirectInputError("Set Data Format failed", hr);
-
267  pdev->Release();
-
268  pdev = 0;
-
269  return false;
-
270  }
-
271 
-
272  // Set the coop level:
-
273  hr = pdev->SetCooperativeLevel(Game::GetHWND(), DISCL_NONEXCLUSIVE | DISCL_FOREGROUND);
-
274 
-
275  if (hr != DI_OK) {
-
276  DirectInputError("Set Cooperative Level failed", hr);
-
277  pdev->Release();
-
278  return false;
-
279  }
-
280 
-
281  // Set data ranges
-
282  DIPROPRANGE diprg;
-
283  diprg.lMin = -32768;
-
284  diprg.lMax = +32768;
-
285 
-
286  diprg.diph.dwSize = sizeof(diprg);
-
287  diprg.diph.dwHeaderSize = sizeof(diprg.diph);
-
288  diprg.diph.dwObj = DIJOFS_X;
-
289  diprg.diph.dwHow = DIPH_BYOFFSET;
-
290  pdev->SetProperty(DIPROP_RANGE, &diprg.diph);
-
291 
-
292  diprg.diph.dwObj = DIJOFS_Y;
-
293  pdev->SetProperty(DIPROP_RANGE, &diprg.diph);
-
294 
-
295  diprg.diph.dwObj = DIJOFS_Z;
-
296  pdev->SetProperty(DIPROP_RANGE, &diprg.diph);
-
297 
-
298  diprg.diph.dwObj = DIJOFS_RX;
-
299  pdev->SetProperty(DIPROP_RANGE, &diprg.diph);
-
300 
-
301  diprg.diph.dwObj = DIJOFS_RY;
-
302  pdev->SetProperty(DIPROP_RANGE, &diprg.diph);
-
303 
-
304  diprg.diph.dwObj = DIJOFS_RZ;
-
305  pdev->SetProperty(DIPROP_RANGE, &diprg.diph);
-
306 
-
307  diprg.diph.dwObj = DIJOFS_SLIDER(0);
-
308  pdev->SetProperty(DIPROP_RANGE, &diprg.diph);
-
309 
-
310  diprg.diph.dwObj = DIJOFS_SLIDER(1);
-
311  pdev->SetProperty(DIPROP_RANGE, &diprg.diph);
-
312 
-
313  ::Print("Created joystick %d (pdev = %08x)\n", select, (DWORD) pdev);
-
314  idev = select;
-
315  return true;
-
316 }
-
317 
-
318 void
-
319 Joystick::EnumerateDevices()
-
320 {
-
321  if (!pdi) {
-
322  Print("Joystick: no DI7, unable to enumerate devices\n");
-
323  ndev = 0;
-
324  }
-
325 
-
326  else if (ndev < 1) {
-
327  Print("Joystick: preparing to enumerate devices\n");
-
328 
-
329  ndev = 0;
-
330  HRESULT hr =
-
331  pdi->EnumDevices(DIDEVTYPE_JOYSTICK,
-
332  EnumJoystick,
-
333  (LPVOID) 0,
-
334  DIEDFL_ATTACHEDONLY);
-
335 
-
336  if (FAILED(hr)) {
-
337  DirectInputError("Failed to enumerate devices", hr);
-
338  ReleaseDirectInput();
-
339  }
-
340 
-
341  else if (ndev < 1) {
-
342  Print("Joystick: no devices found\n");
-
343  ReleaseDirectInput();
-
344  }
-
345  }
-
346 }
-
347 
-
348 int
-
349 Joystick::NumDevices()
-
350 {
-
351  return ndev;
-
352 }
-
353 
-
354 const char*
-
355 Joystick::GetDeviceName(int i)
-
356 {
-
357  if (i >= 0 && i < ndev)
-
358  return devices[i].tszInstanceName;
-
359 
-
360  return 0;
-
361 }
-
362 
-
363 // +--------------------------------------------------------------------+
-
364 
-
365 static DIJOYSTATE joystate;
-
366 static JOYINFOEX joyinfo;
-
367 
-
368 int
-
369 Joystick::ReadRawAxis(int a)
-
370 {
-
371  if (!joystick)
-
372  return 0;
-
373 
-
374  int result = 0;
-
375 
-
376  if (pdev) {
-
377  switch (a) {
-
378  case KEY_JOY_AXIS_X: result = joystate.lX; break;
-
379  case KEY_JOY_AXIS_Y: result = joystate.lY; break;
-
380  case KEY_JOY_AXIS_Z: result = joystate.lZ; break;
-
381  case KEY_JOY_AXIS_RX: result = joystate.lRx; break;
-
382  case KEY_JOY_AXIS_RY: result = joystate.lRy; break;
-
383  case KEY_JOY_AXIS_RZ: result = joystate.lRz; break;
-
384  case KEY_JOY_AXIS_S0: result = joystate.rglSlider[0]; break;
-
385  case KEY_JOY_AXIS_S1: result = joystate.rglSlider[1]; break;
-
386  }
-
387  }
-
388 
-
389  else {
-
390  switch (a) {
-
391  case KEY_JOY_AXIS_X:
-
392  if (joyinfo.dwFlags & JOY_RETURNX)
-
393  result = joyinfo.dwXpos;
-
394  break;
-
395 
-
396  case KEY_JOY_AXIS_Y:
-
397  if (joyinfo.dwFlags & JOY_RETURNY)
-
398  result = joyinfo.dwYpos;
-
399  break;
-
400 
-
401  case KEY_JOY_AXIS_Z:
-
402  if (joyinfo.dwFlags & JOY_RETURNZ)
-
403  result = joyinfo.dwZpos;
-
404  break;
-
405 
-
406  case KEY_JOY_AXIS_RZ:
-
407  if (joyinfo.dwFlags & JOY_RETURNR)
-
408  result = joyinfo.dwRpos;
-
409  break;
-
410  }
-
411  }
-
412 
-
413  return result;
-
414 }
-
415 
-
416 double
-
417 Joystick::ReadAxisDI(int a)
-
418 {
-
419  if (a < 0 || a > 3)
-
420  return 0;
-
421 
-
422  double result = 0;
-
423 
-
424  switch (map_axis[a]) {
-
425  case KEY_JOY_AXIS_X: result = joystate.lX; break;
-
426  case KEY_JOY_AXIS_Y: result = joystate.lY; break;
-
427  case KEY_JOY_AXIS_Z: result = joystate.lZ; break;
-
428  case KEY_JOY_AXIS_RX: result = joystate.lRx; break;
-
429  case KEY_JOY_AXIS_RY: result = joystate.lRy; break;
-
430  case KEY_JOY_AXIS_RZ: result = joystate.lRz; break;
-
431  case KEY_JOY_AXIS_S0: result = joystate.rglSlider[0]; break;
-
432  case KEY_JOY_AXIS_S1: result = joystate.rglSlider[1]; break;
-
433  }
-
434 
-
435  if (a < 3) {
-
436  // ignore small movements:
-
437  if (result > dead_zone) result -= dead_zone;
-
438  else if (result < -dead_zone) result += dead_zone;
-
439  else result = 0;
-
440 
-
441  double scale = 1.0 / (32768.0-dead_zone);
-
442 
-
443  if (result >= 0)
-
444  result = sqr(result * scale);
-
445  else
-
446  result = sqr(result * scale) * -1.0;
-
447 
-
448  if (inv_axis[a])
-
449  result = -result;
-
450  }
-
451  else {
-
452  result = (result+32768.0) / 65536.0;
-
453 
-
454  if (inv_axis[a])
-
455  result = 1 - result;
-
456  }
-
457 
-
458 
-
459  return result;
-
460 }
-
461 
-
462 double
-
463 Joystick::ReadAxisMM(int a)
-
464 {
-
465  if (a < 0 || a > 3)
-
466  return 0;
-
467 
-
468  double result = 0;
-
469 
-
470  switch (map_axis[a]) {
-
471  case KEY_JOY_AXIS_X:
-
472  if (joyinfo.dwFlags & JOY_RETURNX)
-
473  result = joyinfo.dwXpos - 32768;
-
474  break;
-
475 
-
476  case KEY_JOY_AXIS_Y:
-
477  if (joyinfo.dwFlags & JOY_RETURNY)
-
478  result = joyinfo.dwYpos - 32768;
-
479  break;
-
480 
-
481  case KEY_JOY_AXIS_Z:
-
482  if (joyinfo.dwFlags & JOY_RETURNZ)
-
483  result = joyinfo.dwZpos - 32768;
-
484  break;
-
485 
-
486  case KEY_JOY_AXIS_RZ:
-
487  if (joyinfo.dwFlags & JOY_RETURNR)
-
488  result = joyinfo.dwRpos - 32768;
-
489  break;
-
490  }
-
491 
-
492  if (a < 3) {
-
493  // ignore small movements:
-
494  if (result > dead_zone) result -= dead_zone;
-
495  else if (result < -dead_zone) result += dead_zone;
-
496  else result = 0;
-
497 
-
498  double scale = 1.0 / (32768.0-dead_zone);
-
499 
-
500  if (result >= 0)
-
501  result = sqr(result * scale);
-
502  else
-
503  result = sqr(result * scale) * -1.0;
-
504 
-
505  if (inv_axis[a])
-
506  result = -result;
-
507  }
-
508  else {
-
509  result = (result+32768.0) / 65536.0;
-
510 
-
511  if (inv_axis[a])
-
512  result = 1 - result;
-
513  }
-
514 
-
515  return result;
-
516 }
-
517 
-
518 // +--------------------------------------------------------------------+
-
519 
-
520 void
-
521 Joystick::Acquire()
-
522 {
-
523  t = x = y = z = p = r = w = 0;
-
524  for (int i = 0; i < MotionController::MaxActions; i++)
-
525  action[i] = false;
-
526 
-
527  for (int i = 0; i < 4; i++)
-
528  for (int j = 0; j < 4; j++)
-
529  hat[i][j] = false;
-
530 
-
531  if (select == 0)
-
532  return;
-
533 
-
534  //============================================================
-
535  //
-
536  // FIRST TRY DIRECT INPUT
-
537 
-
538  bool acquired = false;
-
539 
-
540  if (pdi) {
-
541  if (idev != select) {
-
542  if (ndev < 1)
-
543  EnumerateDevices();
-
544 
-
545  if (CreateDevice(select) && pdev)
-
546  pdev->Acquire();
-
547  }
-
548 
-
549  if (pdev) {
-
550  HRESULT hr = 0;
-
551 
-
552  hr = pdev->Poll();
-
553  hr = pdev->GetDeviceState(sizeof(joystate), &joystate);
-
554 
-
555  if (hr == DIERR_INPUTLOST) {
-
556  pdev->Acquire();
-
557 
-
558  hr = pdev->Poll();
-
559  hr = pdev->GetDeviceState(sizeof(joystate), &joystate);
-
560 
-
561  if (FAILED(hr)) {
-
562  strikes--;
-
563  ::Print("Joystick could not re-acquire joystick (%08x)\n", hr);
-
564 
-
565  // give up before you hurt yourself:
-
566  if (strikes <= 0) {
-
567  ReleaseDirectInput();
-
568  ndev = 0;
-
569  select = 0;
-
570  }
-
571 
-
572  return;
-
573  }
-
574  }
-
575 
-
576  for (int i = 0; i < 32; i++)
-
577  action[i] = (joystate.rgbButtons[i] & 0x80) != 0;
-
578 
-
579  double joy_x = ReadAxisDI(0);
-
580  double joy_y = ReadAxisDI(1);
-
581  double joy_r = rudder ? ReadAxisDI(2) : 0;
-
582  double joy_t = throttle ? ReadAxisDI(3) : 0;
-
583 
-
584  int joy_p = joystate.rgdwPOV[0];
-
585 
-
586  ProcessAxes(joy_x, joy_y, joy_r, joy_t);
-
587 
-
588  for (int i = 0; i < 4; i++)
-
589  ProcessHat(i, joystate.rgdwPOV[i]);
-
590 
-
591  acquired = true;
-
592  }
-
593  }
-
594 
-
595  //============================================================
-
596  //
-
597  // THEN TRY WINDOWS MULTIMEDIA LIBRARY
-
598 
-
599  if (!acquired) {
-
600  memset(&joyinfo, 0, sizeof(JOYINFOEX));
-
601  joyinfo.dwSize = sizeof(JOYINFOEX);
-
602  joyinfo.dwFlags = JOY_RETURNALL;
-
603 
-
604  HRESULT hr = 0;
-
605 
-
606  if (select == 1)
-
607  hr = joyGetPosEx(JOYSTICKID1, &joyinfo);
-
608 
-
609  else if (select == 2)
-
610  hr = joyGetPosEx(JOYSTICKID2, &joyinfo);
-
611 
-
612  if (hr != 0) {
-
613  Print("\nJoystick::Acquire() joyGetPosEx %d failed (err=%08x)\n\n", select, hr);
-
614  select = 0;
-
615  }
-
616 
-
617  action[0] = (joyinfo.dwButtons & JOY_BUTTON1) ? true : false;
-
618  action[1] = (joyinfo.dwButtons & JOY_BUTTON2) ? true : false;
-
619  action[2] = (joyinfo.dwButtons & JOY_BUTTON3) ? true : false;
-
620  action[3] = (joyinfo.dwButtons & JOY_BUTTON4) ? true : false;
-
621 
-
622  double joy_x = ReadAxisMM(0);
-
623  double joy_y = ReadAxisMM(1);
-
624  double joy_r = rudder ? ReadAxisMM(2) : 0;
-
625  double joy_t = throttle ? ReadAxisMM(3) : 0;
-
626 
-
627  ProcessAxes(joy_x, joy_y, joy_r, joy_t);
-
628  ProcessHat(0, joyinfo.dwPOV);
-
629  }
-
630 
-
631  // lateral translations:
-
632  if (KeyDownMap(KEY_PLUS_Y)) y = 1;
-
633  else if (KeyDownMap(KEY_MINUS_Y)) y = -1;
-
634 
-
635  if (KeyDownMap(KEY_PLUS_Z)) z = 1;
-
636  else if (KeyDownMap(KEY_MINUS_Z)) z = -1;
-
637 
-
638  if (KeyDownMap(KEY_MINUS_X)) x = -1;
-
639  else if (KeyDownMap(KEY_PLUS_X)) x = 1;
-
640 
-
641  // button-based turns:
-
642  const double steps=10;
-
643  static double p1=0, r1=0, w1=0;
-
644 
-
645  // if roll and yaw are swapped --------------------------
-
646  if (swapped) {
-
647  // yaw:
-
648  if (KeyDownMap(KEY_ROLL_LEFT)) { if (w1<steps) w1+=1; w = -sqr(w1/steps); }
-
649  else if (KeyDownMap(KEY_ROLL_RIGHT)) { if (w1<steps) w1+=1; w = sqr(w1/steps); }
-
650 
-
651  // roll:
-
652  if (KeyDownMap(KEY_YAW_LEFT)) { if (r1<steps) r1+=1; r = sqr(r1/steps); }
-
653  else if (KeyDownMap(KEY_YAW_RIGHT)) { if (r1<steps) r1+=1; r = -sqr(r1/steps); }
-
654  else w1 = 0;
-
655  }
-
656 
-
657  // else roll and yaw are NOT swapped ---------------------
-
658  else {
-
659  // roll:
-
660  if (KeyDownMap(KEY_ROLL_LEFT)) { if (r1<steps) r1+=1; r = sqr(r1/steps); }
-
661  else if (KeyDownMap(KEY_ROLL_RIGHT)) { if (r1<steps) r1+=1; r = -sqr(r1/steps); }
-
662 
-
663  // yaw left-right
-
664  if (KeyDownMap(KEY_YAW_LEFT)) { if (w1<steps) w1+=1; w = -sqr(w1/steps); }
-
665  else if (KeyDownMap(KEY_YAW_RIGHT)) { if (w1<steps) w1+=1; w = sqr(w1/steps); }
-
666  else w1 = 0;
-
667  }
-
668 
-
669  // pitch --------------------------------------------------
-
670  if (KeyDownMap(KEY_PITCH_UP)) { if (p1<steps) p1+=1; p = -sqr(p1/steps); }
-
671  else if (KeyDownMap(KEY_PITCH_DOWN)) { if (p1<steps) p1+=1; p = sqr(p1/steps); }
-
672  else p1 = 0;
-
673 }
-
674 
-
675 // +--------------------------------------------------------------------+
-
676 
-
677 void
-
678 Joystick::ProcessAxes(double joy_x, double joy_y, double joy_r, double joy_t)
-
679 {
-
680  int roll_enable = 0;
-
681 
-
682  joy_y *= -1;
-
683  joy_t = 1 - joy_t;
-
684 
-
685  if (map[KEY_ROLL_ENABLE])
-
686  roll_enable = action[map[KEY_ROLL_ENABLE] - KEY_JOY_1];
-
687 
-
688  // if roll and yaw are swapped --------------------------
-
689  if (swapped) {
-
690  if (roll_enable) {
-
691  w = joy_x;
-
692  r = joy_r;
-
693  }
-
694  else {
-
695  w = joy_r;
-
696  r = -joy_x;
-
697  }
-
698  }
-
699 
-
700  // else roll and yaw are NOT swapped ---------------------
-
701  else {
-
702  if (roll_enable) {
-
703  w = joy_r;
-
704  r = joy_x;
-
705  }
-
706  else {
-
707  w = joy_x;
-
708  r = -joy_r;
-
709  }
-
710  }
-
711 
-
712  p = joy_y;
-
713 
-
714  // read throttle:
-
715  if (throttle) {
-
716  static double init_throttle = -1;
-
717  static bool latch_throttle = false;
-
718 
-
719  if (init_throttle < 0)
-
720  init_throttle = joy_t;
-
721  else if (init_throttle != joy_t)
-
722  latch_throttle = true;
-
723 
-
724  if (latch_throttle)
-
725  t = joy_t;
-
726  else
-
727  t = 0;
-
728  }
-
729  else {
-
730  t = 0;
-
731  }
-
732 }
-
733 
-
734 void
-
735 Joystick::ProcessHat(int i, DWORD joy_pov)
-
736 {
-
737  if (i < 0 || i > 3) return;
-
738 
-
739  if (LOWORD(joy_pov) == 0xFFFF)
-
740  return;
-
741 
-
742  switch (joy_pov) {
-
743  case JOY_POVFORWARD: hat[i][0] = true; break;
-
744  case JOY_POVBACKWARD: hat[i][1] = true; break;
-
745  case JOY_POVLEFT: hat[i][2] = true; break;
-
746  case JOY_POVRIGHT: hat[i][3] = true; break;
-
747 
-
748  case JOY_POVUPRIGHT: hat[i][0] = true;
-
749  hat[i][3] = true; break;
-
750 
-
751  case JOY_POVDNRIGHT: hat[i][1] = true;
-
752  hat[i][3] = true; break;
-
753 
-
754  case JOY_POVDNLEFT: hat[i][1] = true;
-
755  hat[i][2] = true; break;
-
756 
-
757  case JOY_POVUPLEFT: hat[i][0] = true;
-
758  hat[i][2] = true; break;
-
759 
-
760  default: break;
-
761  }
-
762 }
-
763 
-
764 // +--------------------------------------------------------------------+
-
765 
-
766 bool Joystick::KeyDown(int key)
-
767 {
-
768  if (!joystick)
-
769  return false;
-
770 
-
771  if (key >= KEY_JOY_1 && key <= KEY_JOY_32)
-
772  return joystick->action[key - KEY_JOY_1];
-
773 
-
774  else if (key >= KEY_POV_0_UP && key <= KEY_POV_0_RIGHT)
-
775  return joystick->hat[0][key - KEY_POV_0_UP];
-
776 
-
777  else if (key >= KEY_POV_1_UP && key <= KEY_POV_1_RIGHT)
-
778  return joystick->hat[1][key - KEY_POV_1_UP];
-
779 
-
780  else if (key >= KEY_POV_2_UP && key <= KEY_POV_2_RIGHT)
-
781  return joystick->hat[2][key - KEY_POV_2_UP];
-
782 
-
783  else if (key >= KEY_POV_3_UP && key <= KEY_POV_3_RIGHT)
-
784  return joystick->hat[3][key - KEY_POV_3_UP];
-
785 
-
786  return false;
-
787 }
-
788 
-
789 // +--------------------------------------------------------------------+
-
790 
-
791 bool Joystick::KeyDownMap(int key)
-
792 {
-
793  if (!joystick)
-
794  return false;
-
795 
-
796  if (key >= KEY_MAP_FIRST && key <= KEY_MAP_LAST && joystick->map[key])
-
797  return KeyDown(joystick->map[key]);
-
798 
-
799  return false;
-
800 }
-
801 
-
802 // +--------------------------------------------------------------------+
-
803 
-
804 int Joystick::GetAxisMap(int n)
-
805 {
-
806  if (!joystick || n < 0 || n > 3)
-
807  return -1;
-
808 
-
809  return joystick->map_axis[n];
-
810 }
-
811 
-
812 int Joystick::GetAxisInv(int n)
-
813 {
-
814  if (!joystick || n < 0 || n > 3)
-
815  return -1;
-
816 
-
817  return joystick->inv_axis[n];
-
818 }
-
819 
-
820 // +--------------------------------------------------------------------+
-
821 
-
822 void
-
823 DirectInputError(const char* msg, HRESULT err)
-
824 {
-
825  static int report = 50;
-
826  if (report > 0)
-
827  report--;
-
828  else
-
829  return;
-
830 
-
831  Print(" DirectInput7: %s. [%s]\n", msg, DIErrStr(err));
-
832 }
-
833 
-
834 static char errstrbuf[128];
-
835 
-
836 char* DIErrStr(HRESULT hr)
-
837 {
-
838  switch (hr) {
-
839  default:
-
840  sprintf_s(errstrbuf, "Unrecognized error value = %08x.", hr);
-
841  return errstrbuf;
-
842 
-
843  case DI_OK:
-
844  return "No error.";
-
845 
-
846  case DI_BUFFEROVERFLOW:
-
847  return "The device buffer overflowed and some input was lost. This value is equal to the S_FALSE standard COM return value.";
-
848  case DI_DOWNLOADSKIPPED:
-
849  return "The parameters of the effect were successfully updated, but the effect could not be downloaded because the associated device was not acquired in exclusive mode.";
-
850  case DI_EFFECTRESTARTED:
-
851  return "The effect was stopped, the parameters were updated, and the effect was restarted.";
-
852  case DI_POLLEDDEVICE:
-
853  return "The device is a polled device. As a result, device buffering does not collect any data and event notifications is not signaled until the IDirectInputDevice7::Poll method is called.";
-
854  case DI_TRUNCATED:
-
855  return "The parameters of the effect were successfully updated, but some of them were beyond the capabilities of the device and were truncated to the nearest supported value.";
-
856  case DI_TRUNCATEDANDRESTARTED:
-
857  return "Equal to DI_EFFECTRESTARTED | DI_TRUNCATED";
-
858  case DIERR_ACQUIRED:
-
859  return "The operation cannot be performed while the device is acquired.";
-
860  case DIERR_ALREADYINITIALIZED:
-
861  return "This object is already initialized";
-
862  case DIERR_BADDRIVERVER:
-
863  return "The object could not be created due to an incompatible driver version or mismatched or incomplete driver components.";
-
864  case DIERR_BETADIRECTINPUTVERSION:
-
865  return "The application was written for an unsupported prerelease version of DirectInput.";
-
866  case DIERR_DEVICEFULL:
-
867  return "The device is full.";
-
868  case DIERR_DEVICENOTREG:
-
869  return "The device or device instance is not registered with DirectInput. This value is equal to the REGDB_E_CLASSNOTREG standard COM return value.";
-
870  case DIERR_EFFECTPLAYING:
-
871  return "The parameters were updated in memory but were not downloaded to the device because the device does not support updating an effect while it is still playing.";
-
872  case DIERR_HASEFFECTS:
-
873  return "The device cannot be reinitialized because there are still effects attached to it.";
-
874  case DIERR_GENERIC:
-
875  return "An undetermined error occurred inside the DirectInput subsystem. This value is equal to the E_FAIL standard COM return value.";
-
876  case DIERR_HANDLEEXISTS:
-
877  return "The device already has an event notification associated with it. This value is equal to the E_ACCESSDENIED standard COM return value.";
-
878  case DIERR_INCOMPLETEEFFECT:
-
879  return "The effect could not be downloaded because essential information is missing. For example, no axes have been associated with the effect, or no type-specific information has been supplied.";
-
880  case DIERR_INPUTLOST:
-
881  return "Access to the input device has been lost. It must be reacquired.";
-
882  case DIERR_INVALIDPARAM:
-
883  return "An invalid parameter was passed to the returning function, or the object was not in a state that permitted the function to be called. This value is equal to the E_INVALIDARG standard COM return value.";
-
884  case DIERR_MOREDATA:
-
885  return "Not all the requested information fit into the buffer.";
-
886  case DIERR_NOAGGREGATION:
-
887  return "This object does not support aggregation.";
-
888  case DIERR_NOINTERFACE:
-
889  return "The specified interface is not supported by the object. This value is equal to the E_NOINTERFACE standard COM return value.";
-
890  case DIERR_NOTACQUIRED:
-
891  return "The operation cannot be performed unless the device is acquired.";
-
892  case DIERR_NOTBUFFERED:
-
893  return "The device is not buffered. Set the DIPROP_BUFFERSIZE property to enable buffering.";
-
894  case DIERR_NOTDOWNLOADED:
-
895  return "The effect is not downloaded.";
-
896  case DIERR_NOTEXCLUSIVEACQUIRED:
-
897  return "The operation cannot be performed unless the device is acquired in DISCL_EXCLUSIVE mode.";
-
898  case DIERR_NOTFOUND:
-
899  return "The requested object does not exist.";
-
900  case DIERR_NOTINITIALIZED:
-
901  return "This object has not been initialized.";
-
902  case DIERR_OLDDIRECTINPUTVERSION:
-
903  return "The application requires a newer version of DirectInput.";
-
904  case DIERR_OUTOFMEMORY:
-
905  return "The DirectInput subsystem could not allocate sufficient memory to complete the call. This value is equal to the E_OUTOFMEMORY standard COM return value.";
-
906  case DIERR_REPORTFULL:
-
907  return "More information was requested to be sent than can be sent to the device.";
-
908  case DIERR_UNPLUGGED:
-
909  return "The operation could not be completed because the device is not plugged in.";
-
910  case DIERR_UNSUPPORTED:
-
911  return "The function called is not supported at this time. This value is equal to the E_NOTIMPL standard COM return value.";
-
912  }
-
913 }
-
914 
-
-
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