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<hr><h1>di_game_device.cpp</h1><a href="di__game__device_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 
00007 <font class="comment">/* Copyright, 2000-2002 Nevrax Ltd.</font>
00008 <font class="comment"> *</font>
00009 <font class="comment"> * This file is part of NEVRAX NEL.</font>
00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
00013 <font class="comment"> * any later version.</font>
00014 <font class="comment"></font>
00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
00018 <font class="comment"> * General Public License for more details.</font>
00019 <font class="comment"></font>
00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
00023 <font class="comment"> * MA 02111-1307, USA.</font>
00024 <font class="comment"> */</font>
00025 
00026 
00027 <font class="preprocessor">#include "<a class="code" href="stdmisc_8h.html">stdmisc.h</a>"</font>
00028 <font class="preprocessor">#include "<a class="code" href="di__game__device_8h.html">misc/di_game_device.h</a>"</font>
00029 <font class="preprocessor">#include "<a class="code" href="game__device__events_8h.html">nel/misc/game_device_events.h</a>"</font>
00030 <font class="preprocessor">#include &lt;stddef.h&gt;</font>
00031 <font class="preprocessor">#include &lt;memory&gt;</font>
00032 <font class="preprocessor">#include &lt;algorithm&gt;</font>
00033 
00034 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
00035 <font class="preprocessor"></font>
00036 <font class="keyword">namespace </font>NLMISC 
00037 {
00038 
00039 <font class="comment">//============================================================================</font>
00040 CDIGameDevice::CDIGameDevice() : _Device(NULL)                                                           
00041 {       
00042         ::memset(&amp;_CurrentState, 0, <font class="keyword">sizeof</font>(_CurrentState));
00043 }
00044 
00045 <font class="comment">//============================================================================</font>
00046 CDIGameDevice::~CDIGameDevice()
00047 {
00048         <font class="keywordflow">if</font> (_Device)
00049         {
00050                 _Device-&gt;Unacquire();
00051                 _Device-&gt;Release();
00052         }
00053 }
00054 
00055 <font class="comment">//============================================================================</font>
00056 CDIGameDevice *CDIGameDevice::createGameDevice(IDirectInput8 *di8,
00057                                                                                            HWND hwnd,
00058                                                                                            CDIEventEmitter *diEventEmitter,
00059                                                                                            <font class="keyword">const</font> CGameDeviceDesc &amp;desc,
00060                                                                                            REFGUID rguid) <font class="keywordflow">throw</font>(EDirectInput)
00061 {
00062         <a class="code" href="debug_8h.html#a6">nlassert</a>(diEventEmitter);       
00063         <a class="code" href="debug_8h.html#a6">nlassert</a>(di8);
00064         std::auto_ptr&lt;CDIGameDevice&gt; dev(<font class="keyword">new</font> CDIGameDevice);
00065         <font class="comment">//</font>
00066 
00067         HRESULT <a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> = di8-&gt;CreateDevice(rguid, &amp;dev-&gt;_Device, NULL);
00068         <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> != DI_OK) <font class="keywordflow">throw</font> EDirectInputGameDeviceNotCreated();       
00069 
00070         <a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> = dev-&gt;_Device-&gt;SetDataFormat(pJoyDataFormat);
00071         <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> == DI_OK);
00072         <font class="comment">//</font>
00073         <a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> = dev-&gt;_Device-&gt;SetCooperativeLevel(hwnd, DISCL_FOREGROUND | DISCL_EXCLUSIVE);
00074         <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> != DI_OK) <font class="keywordflow">throw</font> EDirectInputCooperativeLevelFailed();
00075         <font class="comment">//      </font>
00076         <font class="comment">//                      </font>
00077         dev-&gt;_Desc = desc;
00078         dev-&gt;_EventEmitter = diEventEmitter;
00079         dev-&gt;querryControls();  
00080         <font class="keywordflow">return</font> dev.release();
00081 }
00082 
00083 <font class="comment">//============================================================================</font>
00084 <font class="keywordtype">void</font> CDIGameDevice::begin(CEventServer *server)
00085 {
00086         <a class="code" href="debug_8h.html#a6">nlassert</a>(_Device);
00087         HRESULT <a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a>;
00088         <a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> = _Device-&gt;Poll();
00089         <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> == DIERR_INPUTLOST  || <a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> == DIERR_NOTACQUIRED)
00090         {                               
00091         <a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> = _Device-&gt;Acquire();
00092                 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> != DI_OK) <font class="keywordflow">return</font>;
00093                 <a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> = _Device-&gt;Poll();
00094                 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> != DI_OK) <font class="keywordflow">return</font>;
00095         }
00096 
00097         CDIJoyState     newState;       
00098         <a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> = _Device-&gt;GetDeviceState(<font class="keyword">sizeof</font>(CDIJoyState), &amp;newState);
00099         <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> != DI_OK) <font class="keywordflow">return</font>;
00100 
00101         <a class="code" href="types__nl_8h.html#a14">uint</a> k;
00103         <font class="comment">// Axis //</font>
00105 <font class="comment">        for (k = 0; k &lt; MaxNumAxis; ++k)</font>
00106         {
00107                 CAxis &amp;axis = _Axis[k];
00108                 <font class="keywordflow">if</font> (axis.Present)
00109                 {                       
00110                         
00111                         <font class="keywordflow">if</font> (((LONG *) &amp;newState)[k] != ((LONG *) &amp;_CurrentState)[k]) <font class="comment">// state changed ?</font>
00112                         {                               
00113                                 <font class="comment">// update position</font>
00114                                 axis.Value              = 2.f * (((LONG *) &amp;newState)[k] - axis.Min) / (float) (axis.Max - axis.Min) - 1.f;
00115                                 <font class="comment">// create event</font>
00116                                 CGDAxisMoved    *event = <font class="keyword">new</font> CGDAxisMoved((IGameDevice::TAxis) k, axis.Value, <font class="keyword">this</font>, _EventEmitter);
00117                                 <font class="comment">// update state</font>
00118                                 ((LONG *) &amp;_CurrentState)[k] = ((LONG *) &amp;newState)[k];
00119                                 <font class="comment">//</font>
00120                                 server-&gt;postEvent(event);
00121                                 <font class="comment">//</font>
00122                         }                                                       
00123                 }
00124         }
00125 
00126 
00128         <font class="comment">// Buttons //</font>
00130 <font class="comment">        for (k = 0; k &lt; _Buttons.size(); ++k)</font>
00131         {               
00132                 CButton &amp;bt = _Buttons[k];              
00133                 <font class="keywordflow">if</font> ((newState.rgbButtons[k] &amp; 0x80) != (_CurrentState.rgbButtons[k] &amp; 0x80))
00134                 {
00135                         <font class="keywordtype">bool</font> pushed = (newState.rgbButtons[k] &amp; 0x80) != 0;                     
00136                         <font class="comment">// update the state of the button</font>
00137                         bt.Pushed = pushed;
00138                         CGDButton *event;
00139                         <font class="keywordflow">if</font> (pushed) event = <font class="keyword">new</font> CGDButtonDown(k, <font class="keyword">this</font>, _EventEmitter);
00140                         <font class="keywordflow">else</font> event = <font class="keyword">new</font> CGDButtonUp(k, <font class="keyword">this</font>, _EventEmitter);                                   
00141                         <font class="comment">// update state                 </font>
00142                         _CurrentState.rgbButtons[k] = newState.rgbButtons[k];
00143                         server-&gt;postEvent(event);
00144                 }
00145         }
00146 
00148         <font class="comment">// Sliders //</font>
00150 <font class="comment">        for (k = 0; k &lt; _Sliders.size(); ++k)</font>
00151         {               
00152                 CSlider &amp;sl = _Sliders[k];
00153                 <font class="keywordflow">if</font> (newState.rglSlider[k] != _CurrentState.rglSlider[k]) <font class="comment">// state changed ?</font>
00154                 {                                                               
00155                         <font class="comment">// update position</font>
00156                         sl.Pos          = ( newState.rglSlider[k] - sl.Min) / (float) (sl.Max - sl.Min);
00157                         <font class="comment">// create event</font>
00158                         CGDSliderMoved  *event = <font class="keyword">new</font> CGDSliderMoved(sl.Pos, k, <font class="keyword">this</font>, _EventEmitter);
00159                         <font class="comment">// update state</font>
00160                         _CurrentState.rglSlider[k] = newState.rglSlider[k];
00161                         <font class="comment">//</font>
00162                         server-&gt;postEvent(event);
00163                 }
00164         }
00165 
00167         <font class="comment">// POVs //</font>
00169 <font class="comment">        for (k = 0; k &lt; _POVs.size(); ++k)</font>
00170         {
00171                 CPOV &amp;pov = _POVs[k];           
00172                 <font class="keywordflow">if</font> (newState.rgdwPOV[k] != _CurrentState.rgdwPOV[k]) <font class="comment">// state changed ?</font>
00173                 {                                                       
00174                         DWORD value = newState.rgdwPOV[k];
00175 
00176                         pov.Centered = (LOWORD(value) == 0xFFFF);
00177                         <font class="keywordflow">if</font> (!pov.Centered)
00178                         {
00179                                 <font class="comment">// update position</font>
00180                                 pov.Angle               = value / 100.f;
00181                         }
00182                         <font class="comment">// create event</font>
00183                         CGDPOVChanged   *event = <font class="keyword">new</font> CGDPOVChanged(pov.Centered, pov.Angle, k, <font class="keyword">this</font>, _EventEmitter);
00184                         <font class="comment">// update state</font>
00185                         _CurrentState.rgdwPOV[k] = newState.rgdwPOV[k];
00186                         <font class="comment">//</font>
00187                         server-&gt;postEvent(event);
00188                 }
00189         }
00190 
00191 }
00192 
00193 <font class="comment">//============================================================================</font>
00194 <font class="keywordtype">void</font> CDIGameDevice::poll(CInputDeviceServer *dev)
00195 {
00196         <font class="comment">// buffered datas not supported</font>
00197 }
00198 
00199 <font class="comment">//============================================================================</font>
00200 <font class="keywordtype">void</font> CDIGameDevice::submit(IInputDeviceEvent *deviceEvent, CEventServer *server)
00201 {
00202         <font class="comment">// should never be called, buffered datas not supported</font>
00203         <a class="code" href="debug_8h.html#a6">nlassert</a>(0);
00204 }
00205 
00206 
00207 <font class="comment">//============================================================================</font>
00211 <font class="comment"></font><font class="keyword">static</font> <font class="keywordtype">void</font> BuildCtrlName(LPCDIDEVICEOBJECTINSTANCE lpddoi,
00212                                                   std::string &amp;destName,
00213                                                   <font class="keyword">const</font> <font class="keywordtype">char</font> *defaultName)
00214 {
00215         <font class="keywordflow">if</font> (lpddoi-&gt;dwSize &gt;= offsetof(DIDEVICEOBJECTINSTANCE, tszName) + <font class="keyword">sizeof</font>(TCHAR[MAX_PATH]))
00216         {
00217                 destName = (::strcmp(<font class="stringliteral">"N/A"</font>, lpddoi-&gt;tszName) == 0) ? defaultName
00218                                                                                                                   : lpddoi-&gt;tszName;            
00219         }
00220         <font class="keywordflow">else</font>
00221         {
00222                 destName = defaultName; 
00223         }
00224 }
00225 
00226 <font class="comment">//============================================================================</font>
00227 <font class="comment">// A callback to enumerate the controls of a device</font>
00228 <font class="keyword">static</font> BOOL CALLBACK DIEnumDeviceObjectsCallback
00229 (
00230   LPCDIDEVICEOBJECTINSTANCE lpddoi,
00231   LPVOID pvRef 
00232 )
00233 {
00234 
00235         CDIGameDevice *gd = (CDIGameDevice *) pvRef;
00236         <font class="keywordflow">return</font> gd-&gt;processEnumObject(lpddoi);
00237 }
00238 
00239 
00240 
00241 <font class="comment">//=======================================================================</font>
00242 <font class="comment">// get range for an axis</font>
00243 <font class="keyword">static</font> HRESULT  GetDIAxisRange(LPDIRECTINPUTDEVICE8 device, <a class="code" href="types__nl_8h.html#a14">uint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a256">offset</a>, DWORD <a class="code" href="driver__opengl__extension__def_8h.html#a251">type</a>, <a class="code" href="types__nl_8h.html#a13">sint</a> &amp;<a class="code" href="bit__set_8cpp.html#a0">min</a>, <a class="code" href="types__nl_8h.html#a13">sint</a> &amp;max)
00244 {
00245         DIPROPRANGE diprg; 
00246     diprg.diph.dwSize       = <font class="keyword">sizeof</font>(DIPROPRANGE); 
00247     diprg.diph.dwHeaderSize = <font class="keyword">sizeof</font>(DIPROPHEADER); 
00248     diprg.diph.dwHow        = DIPH_BYOFFSET; 
00249     diprg.diph.dwObj        = <a class="code" href="driver__opengl__extension__def_8h.html#a256">offset</a>;
00250     
00251         <font class="comment">// Set the range for the axis</font>
00252         HRESULT <a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> = device-&gt;GetProperty(DIPROP_RANGE, &amp;diprg.diph);
00253 
00254         <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> == DIERR_OBJECTNOTFOUND)
00255         {
00256                 <font class="comment">// try from its ID</font>
00257                 diprg.diph.dwHow        = DIPH_BYID; 
00258                 diprg.diph.dwObj        = <a class="code" href="driver__opengl__extension__def_8h.html#a251">type</a>;
00259 
00260                 <font class="comment">// Set the range for the axis</font>
00261                 HRESULT <a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> = device-&gt;GetProperty(DIPROP_RANGE, &amp;diprg.diph);
00262                 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> !=  DI_OK)
00263                 {
00264                         <font class="comment">// setup default values ...</font>
00265                         <a class="code" href="bit__set_8cpp.html#a0">min</a> = 0;
00266                         max = 65535;
00267                         <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a>;
00268                 }
00269         }
00270         <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> != DI_OK)
00271         {
00272                 <a class="code" href="bit__set_8cpp.html#a0">min</a> = 0;
00273                 max = 65535;
00274                 <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a>;
00275         }
00276                  
00277 
00278 <font class="comment">/*      switch (r)</font>
00279 <font class="comment">        {</font>
00280 <font class="comment">                default:</font>
00281 <font class="comment">                        nlinfo("ok");</font>
00282 <font class="comment">                break;</font>
00283 <font class="comment">                case DIERR_INVALIDPARAM: </font>
00284 <font class="comment">                        nlinfo("invalid param");</font>
00285 <font class="comment">                break;</font>
00286 <font class="comment">                case DIERR_NOTEXCLUSIVEACQUIRED: </font>
00287 <font class="comment">                        nlinfo("DIERR_NOTEXCLUSIVEACQUIRED");</font>
00288 <font class="comment">                break;</font>
00289 <font class="comment">                case DIERR_NOTINITIALIZED: </font>
00290 <font class="comment">                        nlinfo("DIERR_NOTINITIALIZED");</font>
00291 <font class="comment">                break;</font>
00292 <font class="comment">                case DIERR_OBJECTNOTFOUND: </font>
00293 <font class="comment">                        nlinfo("DIERR_OBJECTNOTFOUND");</font>
00294 <font class="comment">                break;</font>
00295 <font class="comment">                case DIERR_UNSUPPORTED: </font>
00296 <font class="comment">                        nlinfo("DIERR_UNSUPPORTED");</font>
00297 <font class="comment">                break;</font>
00298 <font class="comment">        }*/</font>
00299 
00300         
00301         <a class="code" href="bit__set_8cpp.html#a0">min</a> = (sint) diprg.lMin;
00302         max = (sint) diprg.lMax;
00303         
00304         <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a>;
00305 }
00306 
00307 <font class="comment">//============================================================================</font>
00308 BOOL CDIGameDevice::processEnumObject(LPCDIDEVICEOBJECTINSTANCE lpddoi)
00309 {
00310         <font class="comment">// the dwSize field gives us the size of the objects, and the available fields</font>
00311         <font class="comment">// has this object the field guidType and dwOfs ?</font>
00312         <font class="keywordflow">if</font> (lpddoi-&gt;dwSize &lt; offsetof(DIDEVICEOBJECTINSTANCE, dwOfs) + <font class="keyword">sizeof</font>(DWORD)) <font class="keywordflow">return</font> DIENUM_CONTINUE;
00313 
00314         <a class="code" href="types__nl_8h.html#a14">uint</a> ctrlType = (uint) lpddoi-&gt;dwType;
00315 
00317         <font class="comment">//      axis, we only support absolute ones  //</font>
00319 <font class="comment"></font>
00320         <font class="keywordflow">if</font> (lpddoi-&gt;guidType == GUID_XAxis &amp;&amp; (ctrlType &amp; DIDFT_ABSAXIS) )
00321         {               
00322                 GetDIAxisRange(_Device, lpddoi-&gt;dwOfs, lpddoi-&gt;dwType, _Axis[XAxis].Min, _Axis[XAxis].Max);
00323                 BuildCtrlName(lpddoi, _Axis[XAxis].Name, <font class="stringliteral">"X Axis"</font>);                             
00324                 _Axis[XAxis].Present = <font class="keyword">true</font>;
00325                 <font class="keywordflow">return</font> DIENUM_CONTINUE;
00326         }
00327         <font class="keywordflow">if</font> (lpddoi-&gt;guidType == GUID_YAxis &amp;&amp; (ctrlType &amp; DIDFT_ABSAXIS))
00328         {               
00329                 GetDIAxisRange(_Device, lpddoi-&gt;dwOfs, lpddoi-&gt;dwType, _Axis[YAxis].Min, _Axis[YAxis].Max);
00330                 BuildCtrlName(lpddoi, _Axis[YAxis].Name, <font class="stringliteral">"Y Axis"</font>);                                                             
00331                 _Axis[YAxis].Present = <font class="keyword">true</font>;
00332                 <font class="keywordflow">return</font> DIENUM_CONTINUE;
00333         }
00334         
00335         <font class="keywordflow">if</font> (lpddoi-&gt;guidType == GUID_ZAxis &amp;&amp; (ctrlType &amp; DIDFT_ABSAXIS))
00336         {        
00337                 GetDIAxisRange(_Device, lpddoi-&gt;dwOfs, lpddoi-&gt;dwType, _Axis[ZAxis].Min, _Axis[ZAxis].Max);
00338                 BuildCtrlName(lpddoi, _Axis[ZAxis].Name, <font class="stringliteral">"Z Axis"</font>);             
00339                 _Axis[ZAxis].Present = <font class="keyword">true</font>;
00340                 <font class="keywordflow">return</font> DIENUM_CONTINUE;
00341         }
00342         <font class="keywordflow">if</font> (lpddoi-&gt;guidType == GUID_RxAxis &amp;&amp; (ctrlType &amp; DIDFT_ABSAXIS))
00343         {        
00344                 GetDIAxisRange(_Device, lpddoi-&gt;dwOfs, lpddoi-&gt;dwType, _Axis[RXAxis].Min, _Axis[RXAxis].Max);
00345                 BuildCtrlName(lpddoi, _Axis[RXAxis].Name, <font class="stringliteral">"RX Axis"</font>);                           
00346                 _Axis[RXAxis].Present = <font class="keyword">true</font>;
00347                 <font class="keywordflow">return</font> DIENUM_CONTINUE;
00348         }
00349         <font class="keywordflow">if</font> (lpddoi-&gt;guidType == GUID_RyAxis &amp;&amp; (ctrlType &amp; DIDFT_ABSAXIS))
00350         {        
00351                 GetDIAxisRange(_Device, lpddoi-&gt;dwOfs, lpddoi-&gt;dwType, _Axis[RYAxis].Min, _Axis[RYAxis].Max);
00352                 BuildCtrlName(lpddoi, _Axis[RYAxis].Name, <font class="stringliteral">"RY Axis"</font>);           
00353                 _Axis[RYAxis].Present = <font class="keyword">true</font>;
00354                 <font class="keywordflow">return</font> DIENUM_CONTINUE;
00355         }
00356         <font class="keywordflow">if</font> (lpddoi-&gt;guidType == GUID_RzAxis &amp;&amp; (ctrlType &amp; DIDFT_ABSAXIS))
00357         {        
00358                 GetDIAxisRange(_Device, lpddoi-&gt;dwOfs, lpddoi-&gt;dwType, _Axis[RZAxis].Min, _Axis[RZAxis].Max);
00359                 BuildCtrlName(lpddoi, _Axis[RZAxis].Name, <font class="stringliteral">"RZ Axis"</font>);           
00360                 _Axis[RZAxis].Present = <font class="keyword">true</font>;
00361                 <font class="keywordflow">return</font> DIENUM_CONTINUE;
00362         }
00363 
00364 
00365         <font class="comment">// has this object the field dwType ?</font>
00366         <font class="keywordflow">if</font> (lpddoi-&gt;dwSize &lt; offsetof(DIDEVICEOBJECTINSTANCE, dwType) + <font class="keyword">sizeof</font>(DWORD)) <font class="keywordflow">return</font> DIENUM_CONTINUE;
00367 
00368 
00369         <a class="code" href="types__nl_8h.html#a14">uint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a251">type</a> = lpddoi-&gt;dwType;
00371         <font class="comment">// Buttons //</font>
00373 <font class="comment">        if (type &amp; DIDFT_BUTTON)</font>
00374         {
00375                 <font class="keywordflow">if</font> (_Buttons.size() &lt; MaxNumButtons)
00376                 {
00377                         _Buttons.push_back(CButton());
00378                         <a class="code" href="types__nl_8h.html#a14">uint</a> buttonIndex = _Buttons.size() - 1;
00379                         <font class="keywordtype">char</font> defaultButtonName[32];
00380                         <a class="code" href="namespaceNLMISC.html#a203">smprintf</a>(defaultButtonName, 32, <font class="stringliteral">"BUTTON %d"</font>, buttonIndex + 1);
00381                         BuildCtrlName(lpddoi, _Buttons[buttonIndex].Name, defaultButtonName);           
00382                         <font class="keywordflow">return</font> DIENUM_CONTINUE;
00383                 }
00384         }
00385 
00387         <font class="comment">// Sliders //</font>
00389 <font class="comment">        if (type &amp; DIDFT_ABSAXIS)</font>
00390         {
00391                 <font class="keywordflow">if</font> (_Sliders.size() &lt; MaxNumSliders)
00392                 {
00393                         _Sliders.push_back(CSlider());
00394                         <a class="code" href="types__nl_8h.html#a14">uint</a> sliderIndex = _Sliders.size() - 1;
00395                         GetDIAxisRange(_Device, lpddoi-&gt;dwOfs, lpddoi-&gt;dwType, _Sliders[sliderIndex].Min, _Sliders[sliderIndex].Max);
00396                         <font class="keywordtype">char</font> defaultSliderName[32];
00397                         <a class="code" href="namespaceNLMISC.html#a203">smprintf</a>(defaultSliderName, 32, <font class="stringliteral">"SLIDER %d"</font>, sliderIndex + 1);
00398                         BuildCtrlName(lpddoi, _Sliders[sliderIndex].Name, defaultSliderName);                                   
00399                 }
00400                 <font class="keywordflow">return</font> DIENUM_CONTINUE;
00401         }
00402 
00403 
00405         <font class="comment">// POVs //</font>
00407 <font class="comment">        if (type &amp; DIDFT_POV)</font>
00408         {
00409                 <font class="keywordflow">if</font> (_POVs.size() &lt; MaxNumPOVs)
00410                 {
00411                         _POVs.push_back(CPOV());
00412                         <a class="code" href="types__nl_8h.html#a14">uint</a> povIndex = _POVs.size() - 1;
00413                         <font class="keywordtype">char</font> defaultPOVName[16];
00414                         <a class="code" href="namespaceNLMISC.html#a203">smprintf</a>(defaultPOVName, 16, <font class="stringliteral">"POV %d"</font>, povIndex + 1);
00415                         BuildCtrlName(lpddoi, _POVs[povIndex].Name, defaultPOVName);                            
00416                 }
00417                 <font class="keywordflow">return</font> DIENUM_CONTINUE;
00418         }
00419         
00420         <font class="keywordflow">return</font> DIENUM_CONTINUE;
00421 }
00422 
00423 <font class="comment">//============================================================================</font>
00424 <font class="keywordtype">void</font>    CDIGameDevice::querryControls()
00425 {
00426         HRESULT <a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> = _Device-&gt;EnumObjects(&amp;DIEnumDeviceObjectsCallback, (LPVOID) <font class="keyword">this</font>, DIDFT_ALL);
00427         <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> == DI_OK);
00428 }
00429 
00430 <font class="comment">//============================================================================</font>
00431 <font class="keywordtype">bool</font>  CDIGameDevice::setBufferSize(<a class="code" href="types__nl_8h.html#a14">uint</a> size)
00432 {
00433         <font class="comment">// uisually not supported by this kind of devices</font>
00434         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00435 }
00436 
00437 <font class="comment">//============================================================================</font>
00438 <a class="code" href="types__nl_8h.html#a14">uint</a>  CDIGameDevice::getBufferSize()<font class="keyword"> const</font>
00439 <font class="keyword"></font>{
00440         <font class="comment">// uisually not supported by this kind of devices</font>
00441         <font class="keywordflow">return</font> 0;
00442 }
00443 
00444 <font class="comment">//============================================================================</font>
00445 <a class="code" href="types__nl_8h.html#a14">uint</a>  CDIGameDevice::getNumButtons()<font class="keyword"> const</font>
00446 <font class="keyword"></font>{
00447         <font class="keywordflow">return</font> _Buttons.size();
00448 }
00449 
00450 <font class="comment">//============================================================================</font>
00451 <font class="keywordtype">bool</font>            CDIGameDevice::hasAxis(TAxis axis)<font class="keyword"> const</font>
00452 <font class="keyword"></font>{
00453         <a class="code" href="debug_8h.html#a6">nlassert</a>(axis &lt; MaxNumAxis);
00454         <font class="keywordflow">return</font> _Axis[axis].Present;
00455 }
00456 
00457 <font class="comment">//============================================================================</font>
00458 <a class="code" href="types__nl_8h.html#a14">uint</a>            CDIGameDevice::getNumSliders()<font class="keyword"> const</font>
00459 <font class="keyword"></font>{
00460         <font class="keywordflow">return</font> _Sliders.size();
00461 }
00462 
00463 <font class="comment">//============================================================================</font>
00464 <a class="code" href="types__nl_8h.html#a14">uint</a>            CDIGameDevice::getNumPOV()<font class="keyword"> const </font>
00465 <font class="keyword"></font>{
00466         <font class="keywordflow">return</font> _POVs.size();
00467 }
00468 <font class="comment">//============================================================================</font>
00469 <font class="keyword">const</font> <font class="keywordtype">char</font> *CDIGameDevice::getButtonName(<a class="code" href="types__nl_8h.html#a14">uint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a>)<font class="keyword"> const</font>
00470 <font class="keyword"></font>{
00471         <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a> &lt; _Buttons.size());
00472         <font class="keywordflow">return</font> _Buttons[<a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a>].Name.c_str();
00473 }
00474 
00475 <font class="comment">//============================================================================</font>
00476 <font class="keyword">const</font> <font class="keywordtype">char</font> *CDIGameDevice::getAxisName(TAxis axis)<font class="keyword"> const</font>
00477 <font class="keyword"></font>{
00478         <a class="code" href="debug_8h.html#a6">nlassert</a>(axis &lt; MaxNumAxis);
00479         <a class="code" href="debug_8h.html#a6">nlassert</a>(hasAxis(axis)); <font class="comment">// ! Not an axis of this device</font>
00480         <font class="keywordflow">return</font>  _Axis[axis].Name.c_str();
00481 }
00482 
00483 <font class="comment">//============================================================================</font>
00484 <font class="keyword">const</font> <font class="keywordtype">char</font> *CDIGameDevice::getSliderName(<a class="code" href="types__nl_8h.html#a14">uint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a>)<font class="keyword"> const</font>
00485 <font class="keyword"></font>{
00486         <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a> &lt; _Sliders.size());
00487         <font class="keywordflow">return</font> _Sliders[<a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a>].Name.c_str();
00488 }
00489 
00490 <font class="comment">//============================================================================</font>
00491 <font class="keyword">const</font> <font class="keywordtype">char</font> *CDIGameDevice::getPOVName(<a class="code" href="types__nl_8h.html#a14">uint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a>)<font class="keyword"> const</font>
00492 <font class="keyword"></font>{
00493         <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a> &lt; _POVs.size());
00494         <font class="keywordflow">return</font> _POVs[<a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a>].Name.c_str();
00495 }
00496 
00497 <font class="comment">//============================================================================</font>
00498 <font class="keywordtype">bool</font>            CDIGameDevice::getButtonState(<a class="code" href="types__nl_8h.html#a14">uint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a>)<font class="keyword"> const</font>
00499 <font class="keyword"></font>{
00500         <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a> &lt; _Buttons.size());
00501         <font class="keywordflow">return</font> _Buttons[<a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a>].Pushed;
00502 }
00503 
00504 <font class="comment">//============================================================================</font>
00505 <font class="keywordtype">float</font>           CDIGameDevice::getAxisValue(TAxis axis)<font class="keyword"> const</font>
00506 <font class="keyword"></font>{
00507         <a class="code" href="debug_8h.html#a6">nlassert</a>(axis &lt; MaxNumAxis);
00508         <a class="code" href="debug_8h.html#a6">nlassert</a>(hasAxis(axis)); <font class="comment">// ! Not an axis of this device</font>
00509         <font class="keywordflow">return</font>  _Axis[axis].Value;
00510 }
00511 
00512 <font class="comment">//============================================================================</font>
00513 <font class="keywordtype">float</font>           CDIGameDevice::getSliderPos(<a class="code" href="types__nl_8h.html#a14">uint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a>)<font class="keyword"> const</font>
00514 <font class="keyword"></font>{
00515         <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a> &lt; _Sliders.size());
00516         <font class="keywordflow">return</font> _Sliders[<a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a>].Pos;
00517 }
00518 
00519 <font class="comment">//============================================================================</font>
00520 <font class="keywordtype">float</font>           CDIGameDevice::getPOVAngle(<a class="code" href="types__nl_8h.html#a14">uint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a>)<font class="keyword"> const</font>
00521 <font class="keyword"></font>{
00522         <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a> &lt; _POVs.size());
00523         <font class="keywordflow">return</font> _POVs[<a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a>].Angle;
00524 }
00525 
00526 
00527 
00528 } <font class="comment">// NLMISC</font>
00529 
00530 
00531 <font class="preprocessor">#endif // NL_OS_WINDOWS</font>
</pre></div>

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