Source/OpenGL_Windows.cpp

   1
   2 #ifdef WIN32
   3 #include <vld.h>
   4 #endif
   5
   6 #include "Game.h"
   7
   8 #ifndef USE_DEVIL
   9 #  ifdef WIN32
  10 #    define USE_DEVIL
  11 #  endif
  12 #endif
  13
  14 #if USE_DEVIL
  15     #include "IL/il.h"
  16     #include "IL/ilu.h"
  17     #include "IL/ilut.h"
  18 #else
  19     // just use libpng and libjpg directly; it's lighter-weight and easier
  20     //  to manage the dependencies on Linux...
  21     extern "C" {
  22         #include "png.h"
  23         #include "jpeglib.h"
  24     }
  25     static bool load_image(const char * fname, TGAImageRec & tex);
  26     static bool load_png(const char * fname, TGAImageRec & tex);
  27     static bool load_jpg(const char * fname, TGAImageRec & tex);
  28     static bool save_image(const char * fname);
  29     static bool save_png(const char * fname);
  30 #endif
  31
  32 // ADDED GWC
  33 #ifdef _MSC_VER
  34 #pragma comment(lib, "opengl32.lib")
  35 #pragma comment(lib, "glu32.lib")
  36 #pragma comment(lib, "glaux.lib")
  37 #endif
  38
  39 extern bool buttons[3];
  40 extern float multiplier;
  41 extern float screenwidth,screenheight;
  42 extern float sps;
  43 extern float realmultiplier;
  44 extern int slomo;
  45 extern bool ismotionblur;
  46 extern float usermousesensitivity;
  47 extern int detail;
  48 extern bool floatjump;
  49 extern bool cellophane;
  50 // MODIFIED GWC
  51 //extern int terraindetail;
  52 //extern int texdetail;
  53 extern float terraindetail;
  54 extern float texdetail;
  55 extern int bloodtoggle;
  56 extern bool osx;
  57 extern bool autoslomo;
  58 extern bool foliage;
  59 extern bool musictoggle;
  60 extern bool trilinear;
  61 extern float gamespeed;
  62 extern int difficulty;
  63 extern bool damageeffects;
  64 extern int numplayers;
  65 extern bool decals;
  66 extern bool invertmouse;
  67 extern bool texttoggle;
  68 extern bool ambientsound;
  69 extern bool mousejump;
  70 extern bool freeze;
  71 extern Person player[maxplayers];
  72 extern bool vblsync;
  73 extern bool stillloading;
  74 extern bool showpoints;
  75 extern bool alwaysblur;
  76 extern bool immediate;
  77 extern bool velocityblur;
  78 extern bool debugmode;
  79 extern int mainmenu;
  80 /*extern*/ bool gameFocused;
  81 extern int kBitsPerPixel;
  82 extern float slomospeed;
  83 extern float slomofreq;
  84 extern float oldgamespeed;
  85 extern float volume;
  86
  87 #include <math.h>
  88 #include <stdio.h>
  89 #include <string.h>
  90 #include <fstream>
  91 #include <iostream>
  92 #include "gamegl.h"
  93 #include "MacCompatibility.h"
  94
  95 #ifdef WIN32
  96 #include <shellapi.h>
  97 #endif
  98
  99 #include "fmod.h"
 100
 101 #include "res/resource.h"
 102
 103 using namespace std;
 104
 105
 106 unsigned int resolutionDepths[8][2] = {0};
 107
 108 bool selectDetail(int & width, int & height, int & bpp, int & detail);
 109 int closestResolution(int width, int height);
 110 int resolutionID(int width, int height);
 111
 112 void ReportError (char * strError);
 113
 114 void SetupDSpFullScreen();
 115 void ShutdownDSp();
 116
 117 void DrawGL(Game & game);
 118
 119 void CreateGLWindow (void);
 120 Boolean SetUp (Game & game);
 121 void DoKey (SInt8 theKey, SInt8 theCode);
 122 void DoUpdate (Game & game);
 123
 124 void DoEvent (void);
 125 void CleanUp (void);
 126
 127
 128 // statics/globals (internal only) ------------------------------------------
 129 #ifndef WIN32
 130 typedef struct tagPOINT {
 131   int x;
 132   int y;
 133 } POINT, *PPOINT;
 134 #endif
 135
 136 #if USE_SDL
 137 #define GL_FUNC(ret,fn,params,call,rt) \
 138     extern "C" { \
 139         static ret GLAPIENTRY (*p##fn) params = NULL; \
 140         ret GLAPIENTRY fn params { rt p##fn call; } \
 141     }
 142 #include "glstubs.h"
 143 #undef GL_FUNC
 144
 145 static bool lookup_glsym(const char *funcname, void **func)
 146 {
 147     *func = SDL_GL_GetProcAddress(funcname);
 148     if (*func == NULL)
 149     {
 150         fprintf(stderr, "Failed to find OpenGL symbol \"%s\"\n", funcname);
 151         return false;
 152     }
 153     return true;
 154 }
 155
 156 static bool lookup_all_glsyms(void)
 157 {
 158     bool retval = true;
 159     #define GL_FUNC(ret,fn,params,call,rt) \
 160         if (!lookup_glsym(#fn, (void **) &p##fn)) retval = false;
 161     #include "glstubs.h"
 162     #undef GL_FUNC
 163     return retval;
 164 }
 165
 166 static void GLAPIENTRY glDeleteTextures_doNothing(GLsizei n, const GLuint *textures)
 167 {
 168     // no-op.
 169 }
 170
 171
 172
 173 void sdlGetCursorPos(POINT *pt)
 174 {
 175     int x, y;
 176     SDL_GetMouseState(&x, &y);
 177     pt->x = x;
 178     pt->y = y;
 179 }
 180 #define GetCursorPos(x) sdlGetCursorPos(x)
 181 #define SetCursorPos(x, y) SDL_WarpMouse(x, y)
 182 #define ScreenToClient(x, pt)
 183 #define ClientToScreen(x, pt)
 184 #define MessageBox(hwnd,text,title,flags) STUBBED("msgbox")
 185 #endif
 186
 187 Point delta;
 188
 189 #ifdef WIN32
 190 static const char g_wndClassName[]={ "LUGARUWINDOWCLASS" };
 191 static HINSTANCE g_appInstance;
 192 static HWND g_windowHandle;
 193 static HGLRC hRC;
 194 #endif
 195
 196 static bool g_button, fullscreen = true;
 197
 198
 199 // Menu defs
 200 enum
 201 {
 202         kFileQuit = 1
 203 };
 204
 205 enum
 206 {
 207         kForegroundSleep = 10,
 208         kBackgroundSleep = 10000
 209 };
 210
 211
 212 int kContextWidth;
 213 int kContextHeight;
 214
 215 const RGBColor rgbBlack = { 0x0000, 0x0000, 0x0000 };
 216
 217 GLuint gFontList;
 218 char gcstrMode [256] = "";
 219
 220 UInt32 gSleepTime = kForegroundSleep;
 221 Boolean gDone = false, gfFrontProcess = true;
 222
 223 Game * pgame = 0;
 224
 225
 226 static int _argc = 0;
 227 static char **_argv = NULL;
 228
 229 bool cmdline(const char *cmd)
 230 {
 231     for (int i = 1; i < _argc; i++)
 232     {
 233         char *arg = _argv[i];
 234         while (*arg == '-')
 235             arg++;
 236         if (stricmp(arg, cmd) == 0)
 237             return true;
 238     }
 239
 240     return false;
 241 }
 242
 243
 244 // --------------------------------------------------------------------------
 245
 246 void ReportError (char * strError)
 247 {
 248 #ifdef WIN32  // !!! FIXME.  --ryan.
 249         throw std::exception( strError);
 250 #endif
 251
 252         /*      char errMsgCStr [256];
 253         Str255 strErr;
 254
 255         sprintf (errMsgCStr, "%s", strError);
 256
 257         // out as debug string
 258         CToPStr (strErr, errMsgCStr);
 259         DebugStr (strErr);
 260         */
 261 }
 262
 263 void SetupDSpFullScreen ()
 264 {
 265 #ifdef WIN32
 266         LOGFUNC;
 267
 268         if (fullscreen)
 269         {
 270                 DEVMODE dmScreenSettings;
 271                 memset( &dmScreenSettings, 0, sizeof( dmScreenSettings));
 272                 dmScreenSettings.dmSize = sizeof( dmScreenSettings);
 273                 dmScreenSettings.dmPelsWidth    = kContextWidth;
 274                 dmScreenSettings.dmPelsHeight   = kContextHeight;
 275                 dmScreenSettings.dmBitsPerPel   = kBitsPerPixel;
 276                 dmScreenSettings.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
 277
 278                 // set video mode
 279                 if (ChangeDisplaySettings( &dmScreenSettings, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL)
 280                 {
 281                         ReportError( "Could not set display mode");
 282                         return;
 283                 }
 284         }
 285
 286         ShowCursor(FALSE);
 287 #endif
 288 }
 289
 290
 291 void ShutdownDSp ()
 292 {
 293 #ifdef WIN32
 294         LOGFUNC;
 295
 296         if (fullscreen)
 297         {
 298                 ChangeDisplaySettings( NULL, 0);
 299         }
 300
 301         ShowCursor(TRUE);
 302 #endif
 303 }
 304
 305
 306 //-----------------------------------------------------------------------------------------------------------------------
 307
 308 // OpenGL Drawing
 309
 310 void DrawGL (Game & game)
 311 {
 312 #ifdef WIN32
 313         if (hDC == 0)
 314                 return;
 315 #endif
 316
 317         game.DrawGLScene();
 318 }
 319
 320
 321 static KeyMap g_theKeys;
 322
 323 void SetKey( int key)
 324 {
 325     g_theKeys[ key >> 3] |= (1 << (key & 7));
 326 }
 327
 328 void ClearKey( int key)
 329 {
 330     g_theKeys[ key >> 3] &= (0xff ^ (1 << (key & 7)));
 331 }
 332
 333 void GetKeys(  unsigned char theKeys[16])
 334 {
 335     memcpy( theKeys, &g_theKeys, 16);
 336 }
 337
 338 Boolean Button()
 339 {
 340     return g_button;
 341 }
 342
 343 #if !USE_SDL
 344 static void initSDLKeyTable(void) {}
 345 #else
 346 #define MAX_SDLKEYS SDLK_LAST
 347 static unsigned short KeyTable[MAX_SDLKEYS];
 348
 349 static void initSDLKeyTable(void)
 350 {
 351     memset(KeyTable, 0xFF, sizeof (KeyTable));
 352     KeyTable[SDLK_BACKSPACE] = MAC_DELETE_KEY;
 353     KeyTable[SDLK_TAB] = MAC_TAB_KEY;
 354     KeyTable[SDLK_RETURN] = MAC_RETURN_KEY;
 355     KeyTable[SDLK_ESCAPE] = MAC_ESCAPE_KEY;
 356     KeyTable[SDLK_SPACE] = MAC_SPACE_KEY;
 357     KeyTable[SDLK_PAGEUP] = MAC_PAGE_UP_KEY;
 358     KeyTable[SDLK_PAGEDOWN] = MAC_PAGE_DOWN_KEY;
 359     KeyTable[SDLK_END] = MAC_END_KEY;
 360     KeyTable[SDLK_HOME] = MAC_HOME_KEY;
 361     KeyTable[SDLK_LEFT] = MAC_ARROW_LEFT_KEY;
 362     KeyTable[SDLK_UP] = MAC_ARROW_UP_KEY;
 363     KeyTable[SDLK_RIGHT] = MAC_ARROW_RIGHT_KEY;
 364     KeyTable[SDLK_DOWN] = MAC_ARROW_DOWN_KEY;
 365     KeyTable[SDLK_INSERT] = MAC_INSERT_KEY;
 366     KeyTable[SDLK_DELETE] = MAC_DEL_KEY;
 367     KeyTable[SDLK_0] = MAC_0_KEY;
 368     KeyTable[SDLK_1] = MAC_1_KEY;
 369     KeyTable[SDLK_2] = MAC_2_KEY;
 370     KeyTable[SDLK_3] = MAC_3_KEY;
 371     KeyTable[SDLK_4] = MAC_4_KEY;
 372     KeyTable[SDLK_5] = MAC_5_KEY;
 373     KeyTable[SDLK_6] = MAC_6_KEY;
 374     KeyTable[SDLK_7] = MAC_7_KEY;
 375     KeyTable[SDLK_8] = MAC_8_KEY;
 376     KeyTable[SDLK_9] = MAC_9_KEY;
 377     KeyTable[SDLK_a] = MAC_A_KEY;
 378     KeyTable[SDLK_b] = MAC_B_KEY;
 379     KeyTable[SDLK_c] = MAC_C_KEY;
 380     KeyTable[SDLK_d] = MAC_D_KEY;
 381     KeyTable[SDLK_e] = MAC_E_KEY;
 382     KeyTable[SDLK_f] = MAC_F_KEY;
 383     KeyTable[SDLK_g] = MAC_G_KEY;
 384     KeyTable[SDLK_h] = MAC_H_KEY;
 385     KeyTable[SDLK_i] = MAC_I_KEY;
 386     KeyTable[SDLK_j] = MAC_J_KEY;
 387     KeyTable[SDLK_k] = MAC_K_KEY;
 388     KeyTable[SDLK_l] = MAC_L_KEY;
 389     KeyTable[SDLK_m] = MAC_M_KEY;
 390     KeyTable[SDLK_n] = MAC_N_KEY;
 391     KeyTable[SDLK_o] = MAC_O_KEY;
 392     KeyTable[SDLK_p] = MAC_P_KEY;
 393     KeyTable[SDLK_q] = MAC_Q_KEY;
 394     KeyTable[SDLK_r] = MAC_R_KEY;
 395     KeyTable[SDLK_s] = MAC_S_KEY;
 396     KeyTable[SDLK_t] = MAC_T_KEY;
 397     KeyTable[SDLK_u] = MAC_U_KEY;
 398     KeyTable[SDLK_v] = MAC_V_KEY;
 399     KeyTable[SDLK_w] = MAC_W_KEY;
 400     KeyTable[SDLK_x] = MAC_X_KEY;
 401     KeyTable[SDLK_y] = MAC_Y_KEY;
 402     KeyTable[SDLK_z] = MAC_Z_KEY;
 403     KeyTable[SDLK_KP0] = MAC_NUMPAD_0_KEY;
 404     KeyTable[SDLK_KP1] = MAC_NUMPAD_1_KEY;
 405     KeyTable[SDLK_KP2] = MAC_NUMPAD_2_KEY;
 406     KeyTable[SDLK_KP3] = MAC_NUMPAD_3_KEY;
 407     KeyTable[SDLK_KP4] = MAC_NUMPAD_4_KEY;
 408     KeyTable[SDLK_KP5] = MAC_NUMPAD_5_KEY;
 409     KeyTable[SDLK_KP6] = MAC_NUMPAD_6_KEY;
 410     KeyTable[SDLK_KP7] = MAC_NUMPAD_7_KEY;
 411     KeyTable[SDLK_KP8] = MAC_NUMPAD_8_KEY;
 412     KeyTable[SDLK_KP9] = MAC_NUMPAD_9_KEY;
 413     KeyTable[SDLK_KP_MULTIPLY] = MAC_NUMPAD_ASTERISK_KEY;
 414     KeyTable[SDLK_KP_PLUS] = MAC_NUMPAD_PLUS_KEY;
 415     KeyTable[SDLK_KP_ENTER] = MAC_NUMPAD_ENTER_KEY;
 416     KeyTable[SDLK_KP_MINUS] = MAC_NUMPAD_MINUS_KEY;
 417     KeyTable[SDLK_KP_PERIOD] = MAC_NUMPAD_PERIOD_KEY;
 418     KeyTable[SDLK_KP_DIVIDE] = MAC_NUMPAD_SLASH_KEY;
 419     KeyTable[SDLK_F1] = MAC_F1_KEY;
 420     KeyTable[SDLK_F2] = MAC_F2_KEY;
 421     KeyTable[SDLK_F3] = MAC_F3_KEY;
 422     KeyTable[SDLK_F4] = MAC_F4_KEY;
 423     KeyTable[SDLK_F5] = MAC_F5_KEY;
 424     KeyTable[SDLK_F6] = MAC_F6_KEY;
 425     KeyTable[SDLK_F7] = MAC_F7_KEY;
 426     KeyTable[SDLK_F8] = MAC_F8_KEY;
 427     KeyTable[SDLK_F9] = MAC_F9_KEY;
 428     KeyTable[SDLK_F10] = MAC_F10_KEY;
 429     KeyTable[SDLK_F11] = MAC_F11_KEY;
 430     KeyTable[SDLK_F12] = MAC_F12_KEY;
 431     KeyTable[SDLK_SEMICOLON] = MAC_SEMICOLON_KEY;
 432     KeyTable[SDLK_PLUS] = MAC_PLUS_KEY;
 433     KeyTable[SDLK_COMMA] = MAC_COMMA_KEY;
 434     KeyTable[SDLK_MINUS] = MAC_MINUS_KEY;
 435     KeyTable[SDLK_PERIOD] = MAC_PERIOD_KEY;
 436     KeyTable[SDLK_SLASH] = MAC_SLASH_KEY;
 437     KeyTable[SDLK_BACKQUOTE] = MAC_TILDE_KEY;
 438     KeyTable[SDLK_LEFTBRACKET] = MAC_LEFTBRACKET_KEY;
 439     KeyTable[SDLK_BACKSLASH] = MAC_BACKSLASH_KEY;
 440     KeyTable[SDLK_RIGHTBRACKET] = MAC_RIGHTBRACKET_KEY;
 441     KeyTable[SDLK_QUOTE] = MAC_APOSTROPHE_KEY;
 442 }
 443
 444 static inline int clamp_sdl_mouse_button(Uint8 button)
 445 {
 446     if (button == 2)   // right mouse button is button 3 in SDL.
 447         button = 3;
 448     else if (button == 3)
 449         button = 2;
 450
 451     if ((button >= 1) && (button <= 3))
 452         return button - 1;
 453     return -1;
 454 }
 455
 456 static void sdlEventProc(const SDL_Event &e, Game &game)
 457 {
 458     int val;
 459     SDLMod mod;
 460
 461     switch(e.type)
 462         {
 463         case SDL_MOUSEMOTION:
 464             game.deltah += e.motion.xrel;
 465             game.deltav += e.motion.yrel;
 466             return;
 467
 468                 case SDL_MOUSEBUTTONDOWN:
 469                         {
 470                 val = clamp_sdl_mouse_button(e.button.button);
 471                 if ((val >= 0) && (val <= 2))
 472                 {
 473                     if (val == 0)
 474                                     g_button = true;
 475                                 buttons[val] = true;
 476                 }
 477                         }
 478                         return;
 479
 480                 case SDL_MOUSEBUTTONUP:
 481                         {
 482                 val = clamp_sdl_mouse_button(e.button.button);
 483                 if ((val >= 0) && (val <= 2))
 484                 {
 485                     if (val == 0)
 486                                     g_button = false;
 487                                 buttons[val] = false;
 488                 }
 489                         }
 490             return;
 491
 492         case SDL_KEYDOWN:
 493             if (e.key.keysym.sym == SDLK_g)
 494             {
 495                 if (e.key.keysym.mod & KMOD_CTRL)
 496                 {
 497                     SDL_GrabMode mode = SDL_GRAB_ON;
 498                     if ((SDL_GetVideoSurface()->flags & SDL_FULLSCREEN) == 0)
 499                     {
 500                         mode = SDL_WM_GrabInput(SDL_GRAB_QUERY);
 501                         mode = (mode==SDL_GRAB_ON) ? SDL_GRAB_OFF:SDL_GRAB_ON;
 502                     }
 503                     SDL_WM_GrabInput(mode);
 504                 }
 505             }
 506
 507             else if (e.key.keysym.sym == SDLK_RETURN)
 508             {
 509                 if (e.key.keysym.mod & KMOD_ALT)
 510                     SDL_WM_ToggleFullScreen(SDL_GetVideoSurface());
 511             }
 512
 513             if (e.key.keysym.sym < SDLK_LAST)
 514             {
 515                 if (KeyTable[e.key.keysym.sym] != 0xffff)
 516                     SetKey(KeyTable[e.key.keysym.sym]);
 517             }
 518
 519             mod = SDL_GetModState();
 520             if (mod & KMOD_CTRL)
 521                 SetKey(MAC_CONTROL_KEY);
 522             if (mod & KMOD_ALT)
 523                 SetKey(MAC_OPTION_KEY);
 524             if (mod & KMOD_SHIFT)
 525                 SetKey(MAC_SHIFT_KEY);
 526             if (mod & KMOD_CAPS)
 527                 SetKey(MAC_CAPS_LOCK_KEY);
 528
 529             return;
 530
 531         case SDL_KEYUP:
 532             if (e.key.keysym.sym < SDLK_LAST)
 533             {
 534                 if (KeyTable[e.key.keysym.sym] != 0xffff)
 535                     ClearKey(KeyTable[e.key.keysym.sym]);
 536             }
 537
 538             mod = SDL_GetModState();
 539             if ((mod & KMOD_CTRL) == 0)
 540                 ClearKey(MAC_CONTROL_KEY);
 541             if ((mod & KMOD_ALT) == 0)
 542                 ClearKey(MAC_OPTION_KEY);
 543             if ((mod & KMOD_SHIFT) == 0)
 544                 ClearKey(MAC_SHIFT_KEY);
 545             if ((mod & KMOD_CAPS) == 0)
 546                 ClearKey(MAC_CAPS_LOCK_KEY);
 547             return;
 548     }
 549 }
 550 #endif
 551
 552 // --------------------------------------------------------------------------
 553
 554 static Point gMidPoint;
 555
 556 Boolean SetUp (Game & game)
 557 {
 558         char string[10];
 559
 560         LOGFUNC;
 561
 562         randSeed = UpTime().lo;
 563
 564         osx = 0;
 565         ifstream ipstream(ConvertFileName(":Data:config.txt"), std::ios::in /*| std::ios::nocreate*/);
 566         detail=1;
 567         ismotionblur=0;
 568         usermousesensitivity=1;
 569         kContextWidth=640;
 570         kContextHeight=480;
 571         kBitsPerPixel = 32;
 572         floatjump=0;
 573         cellophane=0;
 574         texdetail=4;
 575         autoslomo=1;
 576         decals=1;
 577         invertmouse=0;
 578         bloodtoggle=0;
 579         terraindetail=2;
 580         foliage=1;
 581         musictoggle=1;
 582         trilinear=1;
 583         gamespeed=1;
 584         difficulty=1;
 585         damageeffects=0;
 586         texttoggle=1;
 587         alwaysblur=0;
 588         showpoints=0;
 589         immediate=0;
 590         velocityblur=0;
 591
 592         slomospeed=0.25;
 593         slomofreq=8012;
 594
 595         volume = 0.8f;
 596
 597         game.crouchkey=MAC_SHIFT_KEY;
 598         game.jumpkey=MAC_SPACE_KEY;
 599         game.leftkey=MAC_A_KEY;
 600         game.forwardkey=MAC_W_KEY;
 601         game.backkey=MAC_S_KEY;
 602         game.rightkey=MAC_D_KEY;
 603         game.drawkey=MAC_E_KEY;
 604         game.throwkey=MAC_Q_KEY;
 605         game.attackkey=MAC_MOUSEBUTTON1;
 606         game.chatkey=MAC_T_KEY;
 607         numplayers=1;
 608         ambientsound=1;
 609         vblsync=0;
 610         debugmode=0;
 611
 612         selectDetail(kContextWidth, kContextHeight, kBitsPerPixel, detail);
 613
 614         if(!ipstream) {
 615                 ofstream opstream(ConvertFileName(":Data:config.txt", "w"));
 616                 opstream << "Screenwidth:\n";
 617                 opstream << kContextWidth;
 618                 opstream << "\nScreenheight:\n";
 619                 opstream << kContextHeight;
 620                 opstream << "\nMouse sensitivity:\n";
 621                 opstream << usermousesensitivity;
 622                 opstream << "\nBlur(0,1):\n";
 623                 opstream << ismotionblur;
 624                 opstream << "\nOverall Detail(0,1,2) higher=better:\n";
 625                 opstream << detail;
 626                 opstream << "\nFloating jump:\n";
 627                 opstream << floatjump;
 628                 opstream << "\nMouse jump:\n";
 629                 opstream << mousejump;
 630                 opstream << "\nAmbient sound:\n";
 631                 opstream << ambientsound;
 632                 opstream << "\nBlood (0,1,2):\n";
 633                 opstream << bloodtoggle;
 634                 opstream << "\nAuto slomo:\n";
 635                 opstream << autoslomo;
 636                 opstream << "\nFoliage:\n";
 637                 opstream << foliage;
 638                 opstream << "\nMusic:\n";
 639                 opstream << musictoggle;
 640                 opstream << "\nTrilinear:\n";
 641                 opstream << trilinear;
 642                 opstream << "\nDecals(shadows,blood puddles,etc):\n";
 643                 opstream << decals;
 644                 opstream << "\nInvert mouse:\n";
 645                 opstream << invertmouse;
 646                 opstream << "\nGamespeed:\n";
 647                 opstream << gamespeed;
 648                 opstream << "\nDifficulty(0,1,2) higher=harder:\n";
 649                 opstream << difficulty;
 650                 opstream << "\nDamage effects(blackout, doublevision):\n";
 651                 opstream << damageeffects;
 652                 opstream << "\nText:\n";
 653                 opstream << texttoggle;
 654                 opstream << "\nDebug:\n";
 655                 opstream << debugmode;
 656                 opstream << "\nVBL Sync:\n";
 657                 opstream << vblsync;
 658                 opstream << "\nShow Points:\n";
 659                 opstream << showpoints;
 660                 opstream << "\nAlways Blur:\n";
 661                 opstream << alwaysblur;
 662                 opstream << "\nImmediate mode (turn on on G5):\n";
 663                 opstream << immediate;
 664                 opstream << "\nVelocity blur:\n";
 665                 opstream << velocityblur;
 666                 opstream << "\nVolume:\n";
 667                 opstream << volume;
 668                 opstream << "\nForward key:\n";
 669                 opstream << KeyToChar(game.forwardkey);
 670                 opstream << "\nBack key:\n";
 671                 opstream << KeyToChar(game.backkey);
 672                 opstream << "\nLeft key:\n";
 673                 opstream << KeyToChar(game.leftkey);
 674                 opstream << "\nRight key:\n";
 675                 opstream << KeyToChar(game.rightkey);
 676                 opstream << "\nJump key:\n";
 677                 opstream << KeyToChar(game.jumpkey);
 678                 opstream << "\nCrouch key:\n";
 679                 opstream << KeyToChar(game.crouchkey);
 680                 opstream << "\nDraw key:\n";
 681                 opstream << KeyToChar(game.drawkey);
 682                 opstream << "\nThrow key:\n";
 683                 opstream << KeyToChar(game.throwkey);
 684                 opstream << "\nAttack key:\n";
 685                 opstream << KeyToChar(game.attackkey);
 686                 opstream << "\nChat key:\n";
 687                 opstream << KeyToChar(game.chatkey);
 688                 opstream.close();
 689         }
 690         if(ipstream){
 691                 int i;
 692                 ipstream.ignore(256,'\n');
 693                 ipstream >> kContextWidth;
 694                 ipstream.ignore(256,'\n');
 695                 ipstream.ignore(256,'\n');
 696                 ipstream >> kContextHeight;
 697                 ipstream.ignore(256,'\n');
 698                 ipstream.ignore(256,'\n');
 699                 ipstream >> usermousesensitivity;
 700                 ipstream.ignore(256,'\n');
 701                 ipstream.ignore(256,'\n');
 702                 ipstream >> i;
 703                 ismotionblur = (i != 0);
 704                 ipstream.ignore(256,'\n');
 705                 ipstream.ignore(256,'\n');
 706                 ipstream >> detail;
 707                 if(detail!=0)kBitsPerPixel=32;
 708                 else kBitsPerPixel=16;
 709                 ipstream.ignore(256,'\n');
 710                 ipstream.ignore(256,'\n');
 711                 ipstream >> i;
 712                 floatjump = (i != 0);
 713                 ipstream.ignore(256,'\n');
 714                 ipstream.ignore(256,'\n');
 715                 ipstream >> i;
 716                 mousejump = (i != 0);
 717                 ipstream.ignore(256,'\n');
 718                 ipstream.ignore(256,'\n');
 719                 ipstream >> i;
 720                 ambientsound = (i != 0);
 721                 ipstream.ignore(256,'\n');
 722                 ipstream.ignore(256,'\n');
 723                 ipstream >> bloodtoggle;
 724                 ipstream.ignore(256,'\n');
 725                 ipstream.ignore(256,'\n');
 726                 ipstream >> i;
 727                 autoslomo = (i != 0);
 728                 ipstream.ignore(256,'\n');
 729                 ipstream.ignore(256,'\n');
 730                 ipstream >> i;
 731                 foliage = (i != 0);
 732                 ipstream.ignore(256,'\n');
 733                 ipstream.ignore(256,'\n');
 734                 ipstream >> i;
 735                 musictoggle = (i != 0);
 736                 ipstream.ignore(256,'\n');
 737                 ipstream.ignore(256,'\n');
 738                 ipstream >> i;
 739                 trilinear = (i != 0);
 740                 ipstream.ignore(256,'\n');
 741                 ipstream.ignore(256,'\n');
 742                 ipstream >> i;
 743                 decals = (i != 0);
 744                 ipstream.ignore(256,'\n');
 745                 ipstream.ignore(256,'\n');
 746                 ipstream >> i;
 747                 invertmouse = (i != 0);
 748                 ipstream.ignore(256,'\n');
 749                 ipstream.ignore(256,'\n');
 750                 ipstream >> gamespeed;
 751                 oldgamespeed=gamespeed;
 752                 if(oldgamespeed==0){
 753                         gamespeed=1;
 754                         oldgamespeed=1;
 755                 }
 756                 ipstream.ignore(256,'\n');
 757                 ipstream.ignore(256,'\n');
 758                 ipstream >> difficulty;
 759                 ipstream.ignore(256,'\n');
 760                 ipstream.ignore(256,'\n');
 761                 ipstream >> i;
 762                 damageeffects = (i != 0);
 763                 ipstream.ignore(256,'\n');
 764                 ipstream.ignore(256,'\n');
 765                 ipstream >> i;
 766                 texttoggle = (i != 0);
 767                 ipstream.ignore(256,'\n');
 768                 ipstream.ignore(256,'\n');
 769                 ipstream >> i;
 770                 debugmode = (i != 0);
 771                 ipstream.ignore(256,'\n');
 772                 ipstream.ignore(256,'\n');
 773                 ipstream >> i;
 774                 vblsync = (i != 0);
 775                 ipstream.ignore(256,'\n');
 776                 ipstream.ignore(256,'\n');
 777                 ipstream >> i;
 778                 showpoints = (i != 0);
 779                 ipstream.ignore(256,'\n');
 780                 ipstream.ignore(256,'\n');
 781                 ipstream >> i;
 782                 alwaysblur = (i != 0);
 783                 ipstream.ignore(256,'\n');
 784                 ipstream.ignore(256,'\n');
 785                 ipstream >> i;
 786                 immediate = (i != 0);
 787                 ipstream.ignore(256,'\n');
 788                 ipstream.ignore(256,'\n');
 789                 ipstream >> i;
 790                 velocityblur = (i != 0);
 791                 ipstream.ignore(256,'\n');
 792                 ipstream.ignore(256,'\n');
 793                 ipstream >> volume;
 794                 ipstream.ignore(256,'\n');
 795                 ipstream.ignore(256,'\n');
 796                 ipstream >> string;
 797                 game.forwardkey=CharToKey(string);
 798                 ipstream.ignore(256,'\n');
 799                 ipstream.ignore(256,'\n');
 800                 ipstream >> string;
 801                 game.backkey=CharToKey(string);
 802                 ipstream.ignore(256,'\n');
 803                 ipstream.ignore(256,'\n');
 804                 ipstream >> string;
 805                 game.leftkey=CharToKey(string);
 806                 ipstream.ignore(256,'\n');
 807                 ipstream.ignore(256,'\n');
 808                 ipstream >> string;
 809                 game.rightkey=CharToKey(string);
 810                 ipstream.ignore(256,'\n');
 811                 ipstream.ignore(256,'\n');
 812                 ipstream >> string;
 813                 game.jumpkey=CharToKey(string);
 814                 ipstream.ignore(256,'\n');
 815                 ipstream.ignore(256,'\n');
 816                 ipstream >> string;
 817                 game.crouchkey=CharToKey(string);
 818                 ipstream.ignore(256,'\n');
 819                 ipstream.ignore(256,'\n');
 820                 ipstream >> string;
 821                 game.drawkey=CharToKey(string);
 822                 ipstream.ignore(256,'\n');
 823                 ipstream.ignore(256,'\n');
 824                 ipstream >> string;
 825                 game.throwkey=CharToKey(string);
 826                 ipstream.ignore(256,'\n');
 827                 ipstream.ignore(256,'\n');
 828                 ipstream >> string;
 829                 game.attackkey=CharToKey(string);
 830                 ipstream.ignore(256,'\n');
 831                 ipstream.ignore(256,'\n');
 832                 ipstream >> string;
 833                 game.chatkey=CharToKey(string);
 834                 ipstream.close();
 835
 836                 if(detail>2)detail=2;
 837                 if(detail<0)detail=0;
 838                 if(screenwidth>3000)screenwidth=640;
 839                 if(screenwidth<0)screenwidth=640;
 840                 if(screenheight>3000)screenheight=480;
 841                 if(screenheight<0)screenheight=480;
 842         }
 843         if(kBitsPerPixel!=32&&kBitsPerPixel!=16){
 844                 kBitsPerPixel=16;
 845         }
 846
 847
 848         selectDetail(kContextWidth, kContextHeight, kBitsPerPixel, detail);
 849
 850         SetupDSpFullScreen();
 851
 852 #if USE_SDL
 853     if (!SDL_WasInit(SDL_INIT_VIDEO))
 854     {
 855         if (SDL_Init(SDL_INIT_VIDEO) == -1)
 856         {
 857             fprintf(stderr, "SDL_Init() failed: %s\n", SDL_GetError());
 858             return false;
 859         }
 860
 861         if (SDL_GL_LoadLibrary(NULL) == -1)
 862         {
 863             fprintf(stderr, "SDL_GL_LoadLibrary() failed: %s\n", SDL_GetError());
 864             SDL_Quit();
 865             return false;
 866         }
 867     }
 868
 869     Uint32 sdlflags = SDL_OPENGL;
 870     if (!cmdline("windowed"))
 871         sdlflags |= SDL_FULLSCREEN;
 872
 873     SDL_WM_SetCaption("Lugaru", "Lugaru");
 874
 875     SDL_ShowCursor(0);
 876
 877     if (SDL_SetVideoMode(kContextWidth, kContextHeight, 0, sdlflags) == NULL)
 878     {
 879         fprintf(stderr, "SDL_SetVideoMode() failed: %s\n", SDL_GetError());
 880         return false;
 881     }
 882
 883     if (!lookup_all_glsyms())
 884     {
 885         SDL_Quit();
 886         return false;
 887     }
 888
 889     if (!cmdline("nomousegrab"))
 890         SDL_WM_GrabInput(SDL_GRAB_ON);
 891
 892 #elif (defined WIN32)
 893         //------------------------------------------------------------------
 894         // create window
 895         int x = 0, y = 0;
 896         RECT r = {0, 0, kContextWidth-1, kContextHeight-1};
 897         DWORD dwStyle = WS_CLIPCHILDREN | WS_CLIPSIBLINGS | WS_VISIBLE;
 898         DWORD dwExStyle = WS_EX_APPWINDOW;
 899
 900         if (fullscreen)
 901         {
 902                 dwStyle |= WS_POPUP;
 903         }
 904         else
 905         {
 906
 907                 dwStyle |= WS_OVERLAPPEDWINDOW;
 908                 dwExStyle |= WS_EX_WINDOWEDGE;
 909         }
 910
 911         AdjustWindowRectEx(&r, dwStyle, FALSE, dwExStyle);
 912
 913         if (!fullscreen)
 914         {
 915                 x = (GetSystemMetrics(SM_CXSCREEN) >> 1) - ((r.right - r.left + 1) >> 1);
 916                 y = (GetSystemMetrics(SM_CYSCREEN) >> 1) - ((r.bottom - r.top + 1) >> 1);
 917         }
 918
 919         g_windowHandle=CreateWindowEx(
 920                 dwExStyle,
 921                 g_wndClassName, "Lugaru", dwStyle,
 922                 x, y,
 923 //              kContextWidth, kContextHeight,
 924                 r.right - r.left + 1, r.bottom - r.top + 1,
 925                 NULL,NULL,g_appInstance,NULL );
 926         if (!g_windowHandle)
 927         {
 928                 ReportError("Could not create window");
 929                 return false;
 930         }
 931
 932         //------------------------------------------------------------------
 933         // setup OpenGL
 934
 935         static PIXELFORMATDESCRIPTOR pfd =
 936         {
 937                 sizeof(PIXELFORMATDESCRIPTOR),                          // Size Of This Pixel Format Descriptor
 938                         1,                                                                                      // Version Number
 939                         PFD_DRAW_TO_WINDOW |                                            // Format Must Support Window
 940                         PFD_SUPPORT_OPENGL |                                            // Format Must Support OpenGL
 941                         PFD_DOUBLEBUFFER,                                                       // Must Support Double Buffering
 942                         PFD_TYPE_RGBA,                                                          // Request An RGBA Format
 943                         kBitsPerPixel,                                                          // Select Our Color Depth
 944                         0, 0, 0, 0, 0, 0,                                                       // Color Bits Ignored
 945                         0,                                                                                      // No Alpha Buffer
 946                         0,                                                                                      // Shift Bit Ignored
 947                         0,                                                                                      // No Accumulation Buffer
 948                         0, 0, 0, 0,                                                                     // Accumulation Bits Ignored
 949                         16,                                                                                     // 16Bit Z-Buffer (Depth Buffer)
 950                         0,                                                                                      // No Stencil Buffer
 951                         0,                                                                                      // No Auxiliary Buffer
 952                         PFD_MAIN_PLANE,                                                         // Main Drawing Layer
 953                         0,                                                                                      // Reserved
 954                         0, 0, 0                                                                         // Layer Masks Ignored
 955         };
 956
 957         if (!(hDC = GetDC( g_windowHandle)))
 958                 ReportError( "Could not get device context");
 959
 960         GLuint PixelFormat;
 961         if (!(PixelFormat = ChoosePixelFormat(hDC, &pfd)))
 962         {
 963                 ReportError( "Could not find appropriate pixel format");
 964                 return false;
 965         }
 966
 967         if (!DescribePixelFormat(hDC, PixelFormat, sizeof(PIXELFORMATDESCRIPTOR), &pfd))
 968         {
 969                 ReportError( "Could not retrieve pixel format");
 970                 return false;
 971         }
 972
 973         if (!SetPixelFormat( hDC, PixelFormat, &pfd))
 974         {
 975                 ReportError( "Could not set pixel format");
 976                 return false;
 977         }
 978
 979         if (!(hRC = wglCreateContext(hDC)))
 980         {
 981                 ReportError( "Could not create rendering context");
 982                 return false;
 983         }
 984
 985         if (!wglMakeCurrent(hDC, hRC))
 986         {
 987                 ReportError( "Could not activate rendering context");
 988                 return false;
 989         }
 990
 991         if (fullscreen)
 992         {
 993                 // Place the window above all topmost windows
 994                 SetWindowPos( g_windowHandle, HWND_TOPMOST, 0,0,0,0,
 995                         SWP_NOMOVE | SWP_NOSIZE );
 996         }
 997
 998         SetForegroundWindow(g_windowHandle);
 999         SetFocus(g_windowHandle);
1000 #endif
1001
1002         glClear( GL_COLOR_BUFFER_BIT );
1003         swap_gl_buffers();
1004
1005         // clear all states
1006         glDisable( GL_ALPHA_TEST);
1007         glDisable( GL_BLEND);
1008         glDisable( GL_DEPTH_TEST);
1009         //      glDisable( GL_DITHER);
1010         glDisable( GL_FOG);
1011         glDisable( GL_LIGHTING);
1012         glDisable( GL_LOGIC_OP);
1013         glDisable( GL_STENCIL_TEST);
1014         glDisable( GL_TEXTURE_1D);
1015         glDisable( GL_TEXTURE_2D);
1016         glPixelTransferi( GL_MAP_COLOR, GL_FALSE);
1017         glPixelTransferi( GL_RED_SCALE, 1);
1018         glPixelTransferi( GL_RED_BIAS, 0);
1019         glPixelTransferi( GL_GREEN_SCALE, 1);
1020         glPixelTransferi( GL_GREEN_BIAS, 0);
1021         glPixelTransferi( GL_BLUE_SCALE, 1);
1022         glPixelTransferi( GL_BLUE_BIAS, 0);
1023         glPixelTransferi( GL_ALPHA_SCALE, 1);
1024         glPixelTransferi( GL_ALPHA_BIAS, 0);
1025
1026         // set initial rendering states
1027         glShadeModel( GL_SMOOTH);
1028         glClearDepth( 1.0f);
1029         glDepthFunc( GL_LEQUAL);
1030         glDepthMask( GL_TRUE);
1031         //      glDepthRange( FRONT_CLIP, BACK_CLIP);
1032         glEnable( GL_DEPTH_TEST);
1033         glHint( GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
1034         glCullFace( GL_FRONT);
1035         glEnable( GL_CULL_FACE);
1036         glEnable( GL_LIGHTING);
1037 //      glEnable( GL_LIGHT_MODEL_AMBIENT);
1038         glEnable( GL_DITHER);
1039         glEnable( GL_COLOR_MATERIAL);
1040         glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
1041         glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
1042         glAlphaFunc( GL_GREATER, 0.5f);
1043
1044 #if USE_DEVIL
1045         if (ilGetInteger(IL_VERSION_NUM) < IL_VERSION ||
1046                 iluGetInteger(ILU_VERSION_NUM) < ILU_VERSION ||
1047                 ilutGetInteger(ILUT_VERSION_NUM) < ILUT_VERSION)
1048         {
1049                 ReportError("DevIL version is different...exiting!\n");
1050                 return false;
1051         }
1052
1053         ilInit();
1054         iluInit();
1055         ilutInit();
1056
1057         ilutRenderer(ILUT_OPENGL);
1058
1059         ilEnable(IL_ORIGIN_SET);
1060         ilOriginFunc(IL_ORIGIN_LOWER_LEFT);
1061 #endif
1062
1063         GLint width = kContextWidth;
1064         GLint height = kContextHeight;
1065         gMidPoint.h = width / 2;
1066         gMidPoint.v = height / 2;
1067         screenwidth=width;
1068         screenheight=height;
1069
1070         game.newdetail=detail;
1071         game.newscreenwidth=screenwidth;
1072         game.newscreenheight=screenheight;
1073
1074         game.InitGame();
1075
1076         return true;
1077 }
1078
1079
1080 static void DoMouse(Game & game)
1081 {
1082 #if USE_SDL
1083         if(mainmenu||(abs(game.deltah)<10*realmultiplier*1000&&abs(game.deltav)<10*realmultiplier*1000))
1084         {
1085                 game.deltah *= usermousesensitivity;
1086                 game.deltav *= usermousesensitivity;
1087                 game.mousecoordh += game.deltah;
1088                 game.mousecoordv += game.deltav;
1089         if (game.mousecoordh < 0)
1090             game.mousecoordh = 0;
1091         else if (game.mousecoordh >= kContextWidth)
1092             game.mousecoordh = kContextWidth - 1;
1093         if (game.mousecoordv < 0)
1094             game.mousecoordv = 0;
1095         else if (game.mousecoordv >= kContextHeight)
1096             game.mousecoordv = kContextHeight - 1;
1097         }
1098 #else
1099         static Point lastMouse = {-1,-1};
1100         Point globalMouse;
1101
1102         POINT pos;
1103         GetCursorPos(&pos);
1104         ScreenToClient(g_windowHandle, &pos);
1105         globalMouse.h = pos.x;
1106         globalMouse.v = pos.y;
1107
1108         if (lastMouse.h == globalMouse.h && lastMouse.v == globalMouse.v)
1109         {
1110                 game.deltah=0;
1111                 game.deltav=0;
1112         }
1113         else
1114         {
1115                 static Point virtualMouse = {0,0};
1116                 delta = globalMouse;
1117
1118                 delta.h -= lastMouse.h;
1119                 delta.v -= lastMouse.v;
1120                 lastMouse.h = pos.x;
1121                 lastMouse.v = pos.y;
1122
1123                 if(mainmenu||(abs(delta.h)<10*realmultiplier*1000&&abs(delta.v)<10*realmultiplier*1000)){
1124                         game.deltah=delta.h*usermousesensitivity;
1125                         game.deltav=delta.v*usermousesensitivity;
1126                         game.mousecoordh=globalMouse.h;
1127                         game.mousecoordv=globalMouse.v;
1128                 }
1129
1130                 if(!mainmenu)
1131                 {
1132                         if(lastMouse.h>gMidPoint.h+100||lastMouse.h<gMidPoint.h-100||lastMouse.v>gMidPoint.v+100||lastMouse.v<gMidPoint.v-100){
1133                                 pos.x = gMidPoint.h;
1134                                 pos.y = gMidPoint.v;
1135                                 ClientToScreen(g_windowHandle, &pos);
1136                                 //SetCursorPos( gMidPoint.h,gMidPoint.v);
1137                                 SetCursorPos(pos.x, pos.y);
1138                                 lastMouse = gMidPoint;
1139                         }
1140                 }
1141         }
1142 #endif
1143 }
1144
1145
1146
1147 // --------------------------------------------------------------------------
1148
1149 void DoKey (SInt8 theKey, SInt8 theCode)
1150 {
1151         // do nothing
1152 }
1153
1154 // --------------------------------------------------------------------------
1155
1156
1157
1158 void DoFrameRate (int update)
1159 {
1160         static long frames = 0;
1161
1162         static AbsoluteTime time = {0,0};
1163         static AbsoluteTime frametime = {0,0};
1164         AbsoluteTime currTime = UpTime ();
1165         double deltaTime = (float) AbsoluteDeltaToDuration (currTime, frametime);
1166
1167         if (0 > deltaTime)      // if negative microseconds
1168                 deltaTime /= -1000000.0;
1169         else                            // else milliseconds
1170                 deltaTime /= 1000.0;
1171
1172         multiplier=deltaTime;
1173         if(multiplier<.001)multiplier=.001;
1174         if(multiplier>10)multiplier=10;
1175         if(update)frametime = currTime; // reset for next time interval
1176
1177         deltaTime = (float) AbsoluteDeltaToDuration (currTime, time);
1178
1179         if (0 > deltaTime)      // if negative microseconds
1180                 deltaTime /= -1000000.0;
1181         else                            // else milliseconds
1182                 deltaTime /= 1000.0;
1183         frames++;
1184         if (0.001 <= deltaTime) // has update interval passed
1185         {
1186                 if(update){
1187                         time = currTime;        // reset for next time interval
1188                         frames = 0;
1189                 }
1190         }
1191 }
1192
1193
1194 void DoUpdate (Game & game)
1195 {
1196         static float sps=200;
1197         static int count;
1198         static float oldmult;
1199
1200         DoFrameRate(1);
1201         if(multiplier>.6)multiplier=.6;
1202
1203         game.fps=1/multiplier;
1204
1205         count = multiplier*sps;
1206         if(count<2)count=2;
1207         //if(count>10)count=10;
1208
1209         realmultiplier=multiplier;
1210         multiplier*=gamespeed;
1211         if(difficulty==1)multiplier*=.9;
1212         if(difficulty==0)multiplier*=.8;
1213
1214         if(game.loading==4)multiplier*=.00001;
1215         //multiplier*.9;
1216         if(slomo&&!mainmenu)multiplier*=slomospeed;
1217         //if(freeze)multiplier*=0.00001;
1218         oldmult=multiplier;
1219         multiplier/=(float)count;
1220
1221         DoMouse(game);
1222
1223         game.TickOnce();
1224
1225         for(int i=0;i<count;i++)
1226         {
1227                 game.Tick();
1228         }
1229         multiplier=oldmult;
1230
1231         game.TickOnceAfter();
1232 /* - Debug code to test how many channels were active on average per frame
1233         static long frames = 0;
1234
1235         static AbsoluteTime start = {0,0};
1236         AbsoluteTime currTime = UpTime ();
1237         static int num_channels = 0;
1238
1239         num_channels += FSOUND_GetChannelsPlaying();
1240         double deltaTime = (float) AbsoluteDeltaToDuration (currTime, start);
1241
1242         if (0 > deltaTime)      // if negative microseconds
1243                 deltaTime /= -1000000.0;
1244         else                            // else milliseconds
1245                 deltaTime /= 1000.0;
1246
1247         ++frames;
1248
1249         if (deltaTime >= 1)
1250         {
1251                 start = currTime;
1252                 float avg_channels = (float)num_channels / (float)frames;
1253
1254                 ofstream opstream("log.txt",ios::app);
1255                 opstream << "Average frame count: ";
1256                 opstream << frames;
1257                 opstream << " frames - ";
1258                 opstream << avg_channels;
1259                 opstream << " per frame.\n";
1260                 opstream.close();
1261
1262                 frames = 0;
1263                 num_channels = 0;
1264         }
1265 */
1266         DrawGL (game);
1267 }
1268
1269 // --------------------------------------------------------------------------
1270
1271
1272 void CleanUp (void)
1273 {
1274         LOGFUNC;
1275
1276 //      game.Dispose();
1277
1278 #if USE_DEVIL
1279         ilShutDown();
1280 #endif
1281
1282 #if USE_SDL
1283     SDL_Quit();
1284     #define GL_FUNC(ret,fn,params,call,rt) p##fn = NULL;
1285     #include "glstubs.h"
1286     #undef GL_FUNC
1287     // cheat here...static destructors are calling glDeleteTexture() after
1288     //  the context is destroyed and libGL unloaded by SDL_Quit().
1289     pglDeleteTextures = glDeleteTextures_doNothing;
1290
1291 #elif (defined WIN32)
1292         if (hRC)
1293         {
1294                 wglMakeCurrent( NULL, NULL);
1295                 wglDeleteContext( hRC);
1296                 hRC = NULL;
1297         }
1298
1299         if (hDC)
1300         {
1301                 ReleaseDC( g_windowHandle, hDC);
1302                 hDC = NULL;
1303         }
1304
1305         if (g_windowHandle)
1306         {
1307                 ShowWindow( g_windowHandle, SW_HIDE );
1308                 DestroyWindow( g_windowHandle);
1309                 g_windowHandle = NULL;
1310         }
1311
1312         ShutdownDSp ();
1313         ClipCursor(NULL);
1314 #endif
1315 }
1316
1317 // --------------------------------------------------------------------------
1318
1319 static bool g_focused = true;
1320
1321
1322 static bool IsFocused()
1323 {
1324 #ifdef WIN32
1325         if (!g_focused)
1326                 return false;
1327
1328         if (GetActiveWindow() != g_windowHandle)
1329                 return false;
1330
1331         if (IsIconic( g_windowHandle))
1332                 return false;
1333 #endif
1334
1335         return true;
1336 }
1337
1338
1339 static void launch_web_browser(const char *url)
1340 {
1341 #ifdef WIN32
1342     ShellExecute(NULL, "open", url, NULL, NULL, SW_SHOWNORMAL);
1343
1344 #elif PLATFORM_LINUX
1345     const char *fmt = "PATH=$PATH:. xdg-open '%s'";
1346     const size_t len = strlen(fmt) + strlen(url) + 16;
1347     char *buf = new char[len];
1348     snprintf(buf, len, fmt, url);
1349     system(buf);
1350     delete[] buf;
1351 #endif
1352 }
1353
1354
1355 #ifndef WIN32
1356 // (code lifted from physfs: http://icculus.org/physfs/ ... zlib license.)
1357 static char *findBinaryInPath(const char *bin, char *envr)
1358 {
1359     size_t alloc_size = 0;
1360     char *exe = NULL;
1361     char *start = envr;
1362     char *ptr;
1363
1364     do
1365     {
1366         size_t size;
1367         ptr = strchr(start, ':');  /* find next $PATH separator. */
1368         if (ptr)
1369             *ptr = '\0';
1370
1371         size = strlen(start) + strlen(bin) + 2;
1372         if (size > alloc_size)
1373         {
1374             char *x = (char *) realloc(exe, size);
1375             if (x == NULL)
1376             {
1377                 if (exe != NULL)
1378                     free(exe);
1379                 return(NULL);
1380             } /* if */
1381
1382             alloc_size = size;
1383             exe = x;
1384         } /* if */
1385
1386         /* build full binary path... */
1387         strcpy(exe, start);
1388         if ((exe[0] == '\0') || (exe[strlen(exe) - 1] != '/'))
1389             strcat(exe, "/");
1390         strcat(exe, bin);
1391
1392         if (access(exe, X_OK) == 0)  /* Exists as executable? We're done. */
1393         {
1394             strcpy(exe, start);  /* i'm lazy. piss off. */
1395             return(exe);
1396         } /* if */
1397
1398         start = ptr + 1;  /* start points to beginning of next element. */
1399     } while (ptr != NULL);
1400
1401     if (exe != NULL)
1402         free(exe);
1403
1404     return(NULL);  /* doesn't exist in path. */
1405 } /* findBinaryInPath */
1406
1407
1408 char *calcBaseDir(const char *argv0)
1409 {
1410     /* If there isn't a path on argv0, then look through the $PATH for it. */
1411     char *retval;
1412     char *envr;
1413
1414     char *ptr = strrchr(argv0, '/');
1415     if (strchr(argv0, '/'))
1416     {
1417         retval = strdup(argv0);
1418         if (retval)
1419             *(strrchr(retval, '/')) = '\0';
1420         return(retval);
1421     }
1422
1423     envr = getenv("PATH");
1424     if (!envr) return NULL;
1425     envr = strdup(envr);
1426     if (!envr) return NULL;
1427     retval = findBinaryInPath(argv0, envr);
1428     free(envr);
1429     return(retval);
1430 }
1431
1432 static inline void chdirToAppPath(const char *argv0)
1433 {
1434     char *dir = calcBaseDir(argv0);
1435     if (dir)
1436     {
1437         chdir(dir);
1438         free(dir);
1439     }
1440 }
1441 #endif
1442
1443
1444 int main(int argc, char **argv)
1445 {
1446     _argc = argc;
1447     _argv = argv;
1448 #ifndef WIN32
1449     chdirToAppPath(argv[0]);
1450 #endif
1451
1452         LOGFUNC;
1453
1454 #ifndef WIN32  // this is in WinMain, too.
1455         logger.start(true);
1456         memset( &g_theKeys, 0, sizeof( KeyMap));
1457 #endif
1458
1459     initSDLKeyTable();
1460
1461         try
1462         {
1463                 bool regnow = false;
1464                 {
1465                         Game game;
1466                         pgame = &game;
1467
1468                         //ofstream os("error.txt");
1469                         //os.close();
1470                         //ofstream os("log.txt");
1471                         //os.close();
1472
1473                         if (!SetUp (game))
1474                 return 42;
1475
1476                         while (!gDone&&!game.quit&&(!game.tryquit||!game.registered))
1477                         {
1478                                 if (IsFocused())
1479                                 {
1480                                         gameFocused = true;
1481
1482                                         // check windows messages
1483                                         #if USE_SDL
1484                                         game.deltah = 0;
1485                                         game.deltav = 0;
1486                                         SDL_Event e;
1487                                         // message pump
1488                                         while( SDL_PollEvent( &e ) )
1489                                         {
1490                                                 if( e.type == SDL_QUIT )
1491                                                 {
1492                                                         gDone=true;
1493                                                         break;
1494                                                 }
1495                                                 sdlEventProc(e, game);
1496                                         }
1497
1498                                         #elif (defined WIN32)
1499                                         MSG msg;
1500                                         // message pump
1501                                         while( PeekMessage( &msg, NULL, 0, 0, PM_REMOVE | PM_NOYIELD ) )
1502                                         {
1503                                                 if( msg.message == WM_QUIT )
1504                                                 {
1505                                                         gDone=true;
1506                                                         break;
1507                                                 }
1508                                                 else
1509                                                 {
1510                                                         TranslateMessage( &msg );
1511                                                         DispatchMessage( &msg );
1512                                                 }
1513                                         }
1514                                         #endif
1515
1516                                         // game
1517                                         DoUpdate(game);
1518                                 }
1519                                 else
1520                                 {
1521                                         if (gameFocused)
1522                                         {
1523                                                 // allow game chance to pause
1524                                                 gameFocused = false;
1525                                                 DoUpdate(game);
1526                                         }
1527
1528                                         // game is not in focus, give CPU time to other apps by waiting for messages instead of 'peeking'
1529                     #ifdef WIN32
1530                                         MSG msg;
1531                                         BOOL bRet;
1532                                         //if (GetMessage( &msg, g_windowHandle, 0, 0 ))
1533                                         /*if (GetMessage( &msg, NULL, 0, 0 ))
1534                                         {
1535                                                 TranslateMessage(&msg);
1536                                                 DispatchMessage(&msg);
1537                                         }*/
1538                                         if ( (bRet = GetMessage( &msg, NULL, 0, 0 )) != 0)
1539                                         {
1540                                                 if (bRet <= 0)
1541                                                 {
1542                                                         // handle the error and possibly exit
1543                                                         gDone=true;
1544                                                 }
1545                                                 else
1546                                                 {
1547                                                         TranslateMessage(&msg);
1548                                                         DispatchMessage(&msg);
1549                                                 }
1550                                         }
1551                     #else
1552                     STUBBED("give up CPU but sniff the event queue");
1553                     #endif
1554                                 }
1555                         }
1556
1557                         regnow = game.registernow;
1558                 }
1559                 pgame = 0;
1560
1561                 CleanUp ();
1562 //              if(game.registernow){
1563                 if(regnow)
1564                 {
1565             #if PLATFORM_LINUX  // (this may not be necessary any more.)
1566             launch_web_browser("http://www.wolfire.com/registerlinux.html");
1567             #else
1568             launch_web_browser("http://www.wolfire.com/registerpc.html");
1569             #endif
1570                 }
1571
1572         #if PLATFORM_LINUX  // (this may not be necessary any more.)
1573         _exit(0);  // !!! FIXME: hack...crashes on exit!
1574         #endif
1575                 return 0;
1576         }
1577         catch (const std::exception& error)
1578         {
1579                 CleanUp();
1580
1581                 std::string e = "Caught exception: ";
1582                 e += error.what();
1583
1584                 LOG(e, Logger::LOG_ERR);
1585
1586                 MessageBox(g_windowHandle, error.what(), "ERROR", MB_OK | MB_ICONEXCLAMATION);
1587         }
1588
1589         CleanUp();
1590
1591         return -1;
1592 }
1593
1594
1595
1596         // --------------------------------------------------------------------------
1597
1598 #ifdef WIN32
1599 #define MAX_WINKEYS 256
1600         static unsigned short KeyTable[MAX_WINKEYS]=
1601         {
1602                 0xffff,  // (0)
1603                         MAC_MOUSEBUTTON1,  // VK_LBUTTON        (1)
1604                         MAC_MOUSEBUTTON2,  // VK_RBUTTON        (2)
1605                         0xffff,  // VK_CANCEL   (3)
1606                         0xffff,  // VK_MBUTTON  (4)
1607                         0xffff,  // (5)
1608                         0xffff,  // (6)
1609                         0xffff,  // (7)
1610                         MAC_DELETE_KEY,  // VK_BACK     (8)
1611                         MAC_TAB_KEY,  // VK_TAB (9)
1612                         0xffff,  // (10)
1613                         0xffff,  // (11)
1614                         0xffff,  // VK_CLEAR    (12)
1615                         MAC_RETURN_KEY,  // VK_RETURN   (13)
1616                         0xffff,  // (14)
1617                         0xffff,  // (15)
1618                         MAC_SHIFT_KEY,  // VK_SHIFT     (16)
1619                         MAC_CONTROL_KEY,  // VK_CONTROL (17)
1620                         MAC_OPTION_KEY,  // VK_MENU     (18)
1621                         0xffff,  // VK_PAUSE    (19)
1622                         MAC_CAPS_LOCK_KEY,  // #define VK_CAPITAL       (20)
1623                         0xffff,  // (21)
1624                         0xffff,  // (22)
1625                         0xffff,  // (23)
1626                         0xffff,  // (24)
1627                         0xffff,  // (25)
1628                         0xffff,  // (26)
1629                         MAC_ESCAPE_KEY,  // VK_ESCAPE   (27)
1630                         0xffff,  // (28)
1631                         0xffff,  // (29)
1632                         0xffff,  // (30)
1633                         0xffff,  // (31)
1634                         MAC_SPACE_KEY,  // VK_SPACE     (32)
1635                         MAC_PAGE_UP_KEY,  // VK_PRIOR   (33)
1636                         MAC_PAGE_DOWN_KEY,  // VK_NEXT  (34)
1637                         MAC_END_KEY,  // VK_END (35)
1638                         MAC_HOME_KEY,  // VK_HOME       (36)
1639                         MAC_ARROW_LEFT_KEY,  // VK_LEFT (37)
1640                         MAC_ARROW_UP_KEY,  // VK_UP     (38)
1641                         MAC_ARROW_RIGHT_KEY,  // VK_RIGHT       (39)
1642                         MAC_ARROW_DOWN_KEY,  // VK_DOWN (40)
1643                         0xffff,  // VK_SELECT   (41)
1644                         0xffff,  // VK_PRINT    (42)
1645                         0xffff,  // VK_EXECUTE  (43)
1646                         0xffff,  // VK_SNAPSHOT (44)
1647                         MAC_INSERT_KEY,  // VK_INSERT   (45)
1648                         MAC_DEL_KEY,  // VK_DELETE      (46)
1649                         0xffff,  // VK_HELP     (47)
1650                         MAC_0_KEY,  // VK_0     (48)
1651                         MAC_1_KEY,  // VK_1     (49)
1652                         MAC_2_KEY,  // VK_2     (50)
1653                         MAC_3_KEY,  // VK_3     (51)
1654                         MAC_4_KEY,  // VK_4     (52)
1655                         MAC_5_KEY,  // VK_5     (53)
1656                         MAC_6_KEY,  // VK_6     (54)
1657                         MAC_7_KEY,  // VK_7     (55)
1658                         MAC_8_KEY,  // VK_8     (56)
1659                         MAC_9_KEY,  // VK_9     (57)
1660                         0xffff,  // (58)
1661                         0xffff,  // (59)
1662                         0xffff,  // (60)
1663                         0xffff,  // (61)
1664                         0xffff,  // (62)
1665                         0xffff,  // (63)
1666                         0xffff,  // (64)
1667                         MAC_A_KEY,  // VK_A     (65)
1668                         MAC_B_KEY,  // VK_B     (66)
1669                         MAC_C_KEY,  // VK_C     (67)
1670                         MAC_D_KEY,  // VK_D     (68)
1671                         MAC_E_KEY,  // VK_E     (69)
1672                         MAC_F_KEY,  // VK_F     (70)
1673                         MAC_G_KEY,  // VK_G     (71)
1674                         MAC_H_KEY,  // VK_H     (72)
1675                         MAC_I_KEY,  // VK_I     (73)
1676                         MAC_J_KEY,  // VK_J     (74)
1677                         MAC_K_KEY,  // VK_K     (75)
1678                         MAC_L_KEY,  // VK_L     (76)
1679                         MAC_M_KEY,  // VK_M     (77)
1680                         MAC_N_KEY,  // VK_N     (78)
1681                         MAC_O_KEY,  // VK_O     (79)
1682                         MAC_P_KEY,  // VK_P     (80)
1683                         MAC_Q_KEY,  // VK_Q     (81)
1684                         MAC_R_KEY,  // VK_R     (82)
1685                         MAC_S_KEY,  // VK_S     (83)
1686                         MAC_T_KEY,  // VK_T     (84)
1687                         MAC_U_KEY,  // VK_U     (85)
1688                         MAC_V_KEY,  // VK_V     (86)
1689                         MAC_W_KEY,  // VK_W     (87)
1690                         MAC_X_KEY,  // VK_X     (88)
1691                         MAC_Y_KEY,  // VK_Y     (89)
1692                         MAC_Z_KEY,  // VK_Z     (90)
1693                         0xffff,  // (91)
1694                         0xffff,  // (92)
1695                         0xffff,  // (93)
1696                         0xffff,  // (94)
1697                         0xffff,  // (95)
1698                         MAC_NUMPAD_0_KEY,  // VK_NUMPAD0        (96)
1699                         MAC_NUMPAD_1_KEY,  // VK_NUMPAD1        (97)
1700                         MAC_NUMPAD_2_KEY,  // VK_NUMPAD2        (98)
1701                         MAC_NUMPAD_3_KEY,  // VK_NUMPAD3        (99)
1702                         MAC_NUMPAD_4_KEY,  // VK_NUMPAD4        (100)
1703                         MAC_NUMPAD_5_KEY,  // VK_NUMPAD5        (101)
1704                         MAC_NUMPAD_6_KEY,  // VK_NUMPAD6        (102)
1705                         MAC_NUMPAD_7_KEY,  // VK_NUMPAD7        (103)
1706                         MAC_NUMPAD_8_KEY,  // VK_NUMPAD8        (104)
1707                         MAC_NUMPAD_9_KEY,  // VK_NUMPAD9        (105)
1708                         MAC_NUMPAD_ASTERISK_KEY,  // VK_MULTIPLY        (106)
1709                         MAC_NUMPAD_PLUS_KEY,  // VK_ADD (107)
1710                         MAC_NUMPAD_ENTER_KEY,  // VK_SEPARATOR  (108)
1711                         MAC_NUMPAD_MINUS_KEY,  // VK_SUBTRACT   (109)
1712                         MAC_NUMPAD_PERIOD_KEY,  // VK_DECIMAL   (110)
1713                         MAC_NUMPAD_SLASH_KEY,  // VK_DIVIDE     (111)
1714                         MAC_F1_KEY,  // VK_F1   (112)
1715                         MAC_F2_KEY,  // VK_F2   (113)
1716                         MAC_F3_KEY,  // VK_F3   (114)
1717                         MAC_F4_KEY,  // VK_F4   (115)
1718                         MAC_F5_KEY,  // VK_F5   (116)
1719                         MAC_F6_KEY,  // VK_F6   (117)
1720                         MAC_F7_KEY,  // VK_F7   (118)
1721                         MAC_F8_KEY,  // VK_F8   (119)
1722                         MAC_F9_KEY,  // VK_F9   (120)
1723                         MAC_F10_KEY,  // VK_F10 (121)
1724                         MAC_F11_KEY,  // VK_F11 (122)
1725                         MAC_F12_KEY,  // VK_F12 (123)
1726                         0xffff,  // (124)
1727                         0xffff,  // (125)
1728                         0xffff,  // (126)
1729                         0xffff,  // (127)
1730                         0xffff,  // (128)
1731                         0xffff,  // (129)
1732                         0xffff,  // (130)
1733                         0xffff,  // (131)
1734                         0xffff,  // (132)
1735                         0xffff,  // (133)
1736                         0xffff,  // (134)
1737                         0xffff,  // (135)
1738                         0xffff,  // (136)
1739                         0xffff,  // (137)
1740                         0xffff,  // (138)
1741                         0xffff,  // (139)
1742                         0xffff,  // (130)
1743                         0xffff,  // (141)
1744                         0xffff,  // (142)
1745                         0xffff,  // (143)
1746                         0xffff,  // VK_NUMLOCK  (144)
1747                         0xffff,  // VK_SCROLL   (145)
1748                         0xffff,  // (146)
1749                         0xffff,  // (147)
1750                         0xffff,  // (148)
1751                         0xffff,  // (149)
1752                         0xffff,  // (150)
1753                         0xffff,  // (151)
1754                         0xffff,  // (152)
1755                         0xffff,  // (153)
1756                         0xffff,  // (154)
1757                         0xffff,  // (155)
1758                         0xffff,  // (156)
1759                         0xffff,  // (157)
1760                         0xffff,  // (158)
1761                         0xffff,  // (159)
1762                         MAC_SHIFT_KEY,  // VK_LSHIFT    (160)
1763                         MAC_SHIFT_KEY,  // VK_RSHIFT    (161)
1764                         MAC_CONTROL_KEY,  // VK_LCONTROL        (162)
1765                         MAC_CONTROL_KEY,  // VK_RCONTROL        (163)
1766                         MAC_OPTION_KEY,  // VK_LMENU    (164)
1767                         MAC_OPTION_KEY,  // VK_RMENU    (165)
1768                         0xffff,  // (166)
1769                         0xffff,  // (167)
1770                         0xffff,  // (168)
1771                         0xffff,  // (169)
1772                         0xffff,  // (170)
1773                         0xffff,  // (171)
1774                         0xffff,  // (172)
1775                         0xffff,  // (173)
1776                         0xffff,  // (174)
1777                         0xffff,  // (175)
1778                         0xffff,  // (176)
1779                         0xffff,  // (177)
1780                         0xffff,  // (178)
1781                         0xffff,  // (179)
1782                         0xffff,  // (180)
1783                         0xffff,  // (181)
1784                         0xffff,  // (182)
1785                         0xffff,  // (183)
1786                         0xffff,  // (184)
1787                         0xffff,  // (185)
1788                         MAC_SEMICOLON_KEY,  // (186)
1789                         MAC_PLUS_KEY,  // (187)
1790                         MAC_COMMA_KEY,  // (188)
1791                         MAC_MINUS_KEY,  // (189)
1792                         MAC_PERIOD_KEY,  // (190)
1793                         MAC_SLASH_KEY,  // (191)
1794                         MAC_TILDE_KEY,  // (192)
1795                         0xffff,  // (193)
1796                         0xffff,  // (194)
1797                         0xffff,  // (195)
1798                         0xffff,  // (196)
1799                         0xffff,  // (197)
1800                         0xffff,  // (198)
1801                         0xffff,  // (199)
1802                         0xffff,  // (200)
1803                         0xffff,  // (201)
1804                         0xffff,  // (202)
1805                         0xffff,  // (203)
1806                         0xffff,  // (204)
1807                         0xffff,  // (205)
1808                         0xffff,  // (206)
1809                         0xffff,  // (207)
1810                         0xffff,  // (208)
1811                         0xffff,  // (209)
1812                         0xffff,  // (210)
1813                         0xffff,  // (211)
1814                         0xffff,  // (212)
1815                         0xffff,  // (213)
1816                         0xffff,  // (214)
1817                         0xffff,  // (215)
1818                         0xffff,  // (216)
1819                         0xffff,  // (217)
1820                         0xffff,  // (218)
1821                         MAC_LEFTBRACKET_KEY,  // (219)
1822                         MAC_BACKSLASH_KEY,  // (220)
1823                         MAC_RIGHTBRACKET_KEY,  // (221)
1824                         MAC_APOSTROPHE_KEY,  // (222)
1825                         0xffff,  // (223)
1826                         0xffff,  // (224)
1827                         0xffff,  // (225)
1828                         0xffff,  // (226)
1829                         0xffff,  // (227)
1830                         0xffff,  // (228)
1831                         0xffff,  // (229)
1832                         0xffff,  // (230)
1833                         0xffff,  // (231)
1834                         0xffff,  // (232)
1835                         0xffff,  // (233)
1836                         0xffff,  // (234)
1837                         0xffff,  // (235)
1838                         0xffff,  // (236)
1839                         0xffff,  // (237)
1840                         0xffff,  // (238)
1841                         0xffff,  // (239)
1842                         0xffff,  // (240)
1843                         0xffff,  // (241)
1844                         0xffff,  // (242)
1845                         0xffff,  // (243)
1846                         0xffff,  // (244)
1847                         0xffff,  // (245)
1848                         0xffff,  // (246)
1849                         0xffff,  // (247)
1850                         0xffff,  // (248)
1851                         0xffff,  // (249)
1852                         0xffff,  // (250)
1853                         0xffff,  // (251)
1854                         0xffff,  // (252)
1855                         0xffff,  // (253)
1856                         0xffff,  // (254)
1857                         0xffff,  // (255)
1858         };
1859
1860         void ClipMouseToWindow(HWND window)
1861         {
1862                 RECT wRect;
1863
1864                 GetClientRect(window, &wRect);
1865
1866                 ClientToScreen(window, (LPPOINT)&wRect.left);
1867                 ClientToScreen(window, (LPPOINT)&wRect.right);
1868
1869                 ClipCursor(&wRect);
1870
1871                 return;
1872         }
1873
1874         LRESULT FAR PASCAL AppWndProc(HWND hWnd,UINT msg,WPARAM wParam,LPARAM lParam)
1875         {
1876                 /* this is where we receive all messages concerning this window
1877                 * we can either process a message or pass it on to the default
1878                 * message handler of windows */
1879
1880                 static PAINTSTRUCT ps;
1881
1882                 switch(msg)
1883                 {
1884                 case WM_ACTIVATE:       // Watch For Window Activate Message
1885                         {
1886                                 // Check Minimization State
1887                                 BOOL iconified = HIWORD(wParam) ? TRUE : FALSE;
1888
1889                                 if (LOWORD(wParam) == WA_INACTIVE)
1890                                 {
1891                                         ClipCursor(NULL);
1892
1893                                         if (fullscreen)
1894                                         {
1895                                                 if( !iconified )
1896                                                 {
1897                                                         // Minimize window
1898                                                         CloseWindow( hWnd );
1899
1900                                                         // The window is now iconified
1901                                                         iconified = GL_TRUE;
1902                                                 }
1903                                         }
1904
1905                                         ShutdownDSp();
1906
1907                                         g_focused=false;                                // Program Is Active
1908                                 }
1909                                 else
1910                                 {
1911                                         SetupDSpFullScreen();
1912
1913                                         if( iconified )
1914                                         {
1915                                                 // Minimize window
1916                                                 OpenIcon( hWnd );
1917
1918                                                 // The window is now iconified
1919                                                 iconified = GL_FALSE;
1920
1921                                                 // Activate window
1922                                                 ShowWindow( hWnd, SW_SHOW );
1923                                                 SetForegroundWindow( hWnd );
1924                                                 SetFocus( hWnd );
1925                                         }
1926
1927                                         ClipMouseToWindow(hWnd);
1928                                         g_focused=true;                 // Program Is No Longer Active
1929                                 }
1930
1931                                 return 0;                                               // Return To The Message Loop
1932                         }
1933
1934                 case WM_KEYDOWN:
1935                 case WM_SYSKEYDOWN:
1936                         {
1937                                 // check for Alt-F4 (exit hotkey)
1938                                 if (wParam == VK_F4)
1939                                 {
1940                                         if (GetKeyState( VK_MENU) & 0x8080)
1941                                         {
1942                                                 gDone = true;
1943                                                 break;
1944                                         }
1945                                 }
1946                                 if (wParam < MAX_WINKEYS)
1947                                 {
1948                                         if (KeyTable[wParam] != 0xffff)
1949                                                 SetKey( KeyTable[wParam]);
1950                                 }
1951                                 return (0);
1952                         }
1953
1954                 case WM_KEYUP:
1955                 case WM_SYSKEYUP:
1956                         {
1957                                 if (wParam < MAX_WINKEYS)
1958                                         if (KeyTable[wParam] != 0xffff)
1959                                                 ClearKey( KeyTable[wParam]);
1960                                 return (0);
1961                         }
1962
1963                 case WM_CHAR:
1964                 case WM_DEADCHAR:
1965                 case WM_SYSCHAR:
1966                 case WM_SYSDEADCHAR:
1967                         return (0);
1968
1969                 case WM_NCLBUTTONDOWN:
1970                 case WM_LBUTTONDOWN:
1971                         {
1972                                 g_button = true;
1973                                 buttons[ 0] = true;
1974                         }
1975                         return (0);
1976
1977                 case WM_NCRBUTTONDOWN:
1978                 case WM_RBUTTONDOWN:
1979                         {
1980                                 buttons[ 1] = true;
1981                         }
1982                         return (0);
1983
1984                 case WM_NCMBUTTONDOWN:
1985                 case WM_MBUTTONDOWN:
1986                         {
1987                                 buttons[ 2] = true;
1988                         }
1989                         return (0);
1990
1991                 case WM_NCLBUTTONUP:
1992                 case WM_LBUTTONUP:
1993                         {
1994                                 g_button = false;
1995                                 buttons[ 0] = false;
1996                         }
1997                         return (0);
1998
1999                 case WM_NCRBUTTONUP:
2000                 case WM_RBUTTONUP:
2001                         {
2002                                 buttons[ 1] = false;
2003                         }
2004                         return (0);
2005
2006                 case WM_NCMBUTTONUP:
2007                 case WM_MBUTTONUP:
2008                         {
2009                                 buttons[ 2] = false;
2010                         }
2011                         return (0);
2012
2013                 case WM_NCLBUTTONDBLCLK:
2014                 case WM_NCRBUTTONDBLCLK:
2015                 case WM_NCMBUTTONDBLCLK:
2016                 case WM_LBUTTONDBLCLK:
2017                         return (0);
2018                 case WM_RBUTTONDBLCLK:
2019                 case WM_MBUTTONDBLCLK:
2020                         return (0);
2021
2022                 case WM_NCMOUSEMOVE:
2023                 case WM_MOUSEMOVE:
2024                         /*                      ((WindowInfo *)g_lastWindow->GetInfo())->m_mouseX = (signed short)(lParam & 0xffff);
2025                         ((WindowInfo *)g_lastWindow->GetInfo())->m_mouseY = (signed short)(lParam >> 16);
2026                         if (g_lastWindow->m_mouseCallbacksEnabled) g_lastWindow->MouseMoveCallback();
2027                         *///                    goto winmessage;
2028                         return (0);
2029
2030                 case WM_SYSCOMMAND:                                             // Intercept System Commands
2031                         {
2032                                 switch (wParam)                                         // Check System Calls
2033                                 {
2034                                 case SC_SCREENSAVE:                             // Screensaver Trying To Start?
2035                                 case SC_MONITORPOWER:                   // Monitor Trying To Enter Powersave?
2036                                         return 0;                                       // Prevent From Happening
2037
2038                                         // User trying to access application menu using ALT?
2039                                 case SC_KEYMENU:
2040                                         return 0;
2041                                 }
2042                         }
2043                         break;
2044
2045                 case WM_MOVE:
2046 //                      {
2047 //                              ReleaseCapture();
2048 //                              ClipMouseToWindow(hWnd);
2049 //                      }
2050                         break;
2051
2052                 case WM_SIZE:
2053                         break;
2054
2055                 case WM_CLOSE:
2056                         {
2057                                 //gDone =  true;
2058                                 //game.tryquit=1;
2059                         }
2060                         //return (0);
2061
2062                 case WM_DESTROY:
2063                         {
2064                                 //ClipCursor(NULL);
2065                                 PostQuitMessage(0);  /* Terminate Application */
2066                         }
2067                         return (0);
2068
2069                 case WM_ERASEBKGND:
2070                         break;
2071
2072                 case WM_PAINT:
2073 //                      BeginPaint( g_windowHandle,&ps);
2074 //                      EndPaint( g_windowHandle,&ps);
2075                         break;
2076
2077                 default:
2078                         break;
2079                 }
2080
2081                 /* We processed the message and there
2082                 * is no processing by Windows necessary */
2083
2084                 /* We didn't process the message so let Windows do it */
2085                 return DefWindowProc(hWnd,msg,wParam,lParam);
2086         }
2087
2088
2089         static BOOL RegisterWindowClasses(HINSTANCE hFirstInstance)
2090         {
2091                 WNDCLASSEX wc;
2092                 memset( &wc, 0, sizeof( wc));
2093
2094                 /* Register the window class. */
2095                 wc.cbSize = sizeof(wc);
2096 #undef style
2097                 wc.style = (CS_DBLCLKS | CS_HREDRAW | CS_VREDRAW | CS_OWNDC);  /* Combination of Class Styles */
2098                 wc.lpfnWndProc = AppWndProc;       /* Adress of Window Procedure */
2099                 wc.cbClsExtra = 0;                 /* Extra Bytes allocated for this Class */
2100                 wc.cbWndExtra = 0;                 /* Extra Bytes allocated for each Window */
2101                 wc.hInstance = hFirstInstance;     /* Handle of program instance */
2102                 wc.hIcon = LoadIcon( hFirstInstance, MAKEINTRESOURCE(IDI_LUGARU) );
2103                 wc.hCursor = LoadCursor(NULL, IDC_ARROW);
2104                 wc.hbrBackground = NULL;
2105                 wc.lpszMenuName  = NULL;
2106                 wc.lpszClassName = g_wndClassName; /* Name of the Window Class */
2107                 wc.hIconSm = LoadIcon( hFirstInstance, MAKEINTRESOURCE(IDI_LUGARU) );
2108
2109                 if (!RegisterClassEx(&wc)) return FALSE;  /* Register Class failed */
2110
2111                 return TRUE;
2112         }
2113 #endif
2114
2115         int resolutionID(int width, int height)
2116         {
2117                 int whichres;
2118                 whichres=-1;
2119                 if(width==640 && height==480)whichres=0;
2120                 if(width==800 && height==600)whichres=1;
2121                 if(width==1024 && height==768)whichres=2;
2122                 if(width==1280 && height==1024)whichres=3;
2123                 if(width==1600 && height==1200)whichres=4;
2124                 if(width==840 && height==524)whichres=5;
2125                 if(width==1024 && height==640)whichres=6;
2126                 if(width==1344 && height==840)whichres=7;
2127                 if(width==1920 && height==1200)whichres=8;
2128
2129                 return whichres;
2130         }
2131
2132         int closestResolution(int width, int height)
2133         {
2134                 int whichres;
2135                 whichres=-1;
2136                 if(width>=640 && height>=480)whichres=0;
2137                 if(width>=800 && height>=600)whichres=1;
2138                 if(width>=1024 && height>=768)whichres=2;
2139                 if(width>=1280 && height>=1024)whichres=3;
2140                 if(width>=1600 && height>=1200)whichres=4;
2141                 if(width==840 && height==524)whichres=5;
2142                 if(width==1024 && height==640)whichres=6;
2143                 if(width==1344 && height==840)whichres=7;
2144                 if(width>=1920 && height>=1200)whichres=8;
2145
2146                 return whichres;
2147         }
2148
2149         bool selectDetail(int & width, int & height, int & bpp, int & detail)
2150         {
2151                 bool res = true;
2152                 int whichres = closestResolution(width, height);
2153
2154                 while (true)
2155                 {
2156                         if(whichres<=0 || whichres>8){
2157                                 whichres = 0;
2158                                 width=640;
2159                                 height=480;
2160                         }
2161                         if(whichres==1){
2162                                 width=800;
2163                                 height=600;
2164                         }
2165                         if(whichres==2){
2166                                 width=1024;
2167                                 height=768;
2168                         }
2169                         if(whichres==3){
2170                                 width=1280;
2171                                 height=1024;
2172                         }
2173                         if(whichres==4){
2174                                 width=1600;
2175                                 height=1200;
2176                         }
2177                         if(whichres==5){
2178                                 width=840;
2179                                 height=524;
2180                         }
2181                         if(whichres==6){
2182                                 width=1024;
2183                                 height=640;
2184                         }
2185                         if(whichres==7){
2186                                 width=1344;
2187                                 height=840;
2188                         }
2189                         if(whichres==8){
2190                                 width=1920;
2191                                 height=1200;
2192                         }
2193
2194             // currently with SDL, we just use whatever the native bitdepth
2195             //  of the display is and don't care.
2196             #if USE_SDL
2197             break;
2198             #endif
2199
2200                         if ((detail != 0) && (resolutionDepths[whichres][1] != 0))
2201                         {
2202                                 break;
2203                         }
2204                         else if ((detail == 0) && (resolutionDepths[whichres][0] != 0))
2205                         {
2206                                 break;
2207                         }
2208                         else if ((detail != 0) && (resolutionDepths[whichres][0] != 0))
2209                         {
2210                                 res = false;
2211                                 detail = 0;
2212                                 break;
2213                         }
2214                         else
2215
2216             if (0 == whichres)
2217                         {
2218                                 break;
2219                         }
2220
2221                         --whichres;
2222                 }
2223
2224                 bpp = resolutionDepths[whichres][(detail != 0)];
2225
2226                 return res;
2227         }
2228
2229     #ifdef WIN32
2230         int __stdcall WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance,LPSTR lpCmdLine,int nShowCmd)
2231         {
2232                 int argc = 0;
2233                 LPWSTR * cl = CommandLineToArgvW(GetCommandLineW(), &argc);
2234                 if (argc > 1)
2235                 {
2236                         if (0 == _wcsicmp(cl[1], L"-windowed"))
2237                         {
2238                                 fullscreen = false;
2239                         }
2240                 }
2241
2242                 logger.start(true);
2243
2244                 memset( &g_theKeys, 0, sizeof( KeyMap));
2245
2246                 unsigned int i = 0;
2247                 DEVMODE mode;
2248                 memset(&mode, 0, sizeof(mode));
2249                 mode.dmSize = sizeof(mode);
2250                 while (EnumDisplaySettings(NULL, i++, &mode))
2251                 {
2252                         if (mode.dmBitsPerPel < 16)
2253                         {
2254                                 continue;
2255                         }
2256
2257                         int res = resolutionID(mode.dmPelsWidth, mode.dmPelsHeight);
2258
2259                         if (res > -1 && res < 8)
2260                         {
2261                                 if (DISP_CHANGE_SUCCESSFUL != ChangeDisplaySettings(&mode, CDS_TEST))
2262                                 {
2263                                         continue;
2264                                 }
2265
2266                                 switch(mode.dmBitsPerPel)
2267                                 {
2268                                 case 32:
2269                                 case 24:
2270                                         resolutionDepths[res][1] = mode.dmBitsPerPel;
2271                                         break;
2272                                 case 16:
2273                                         resolutionDepths[res][0] = mode.dmBitsPerPel;
2274                                         break;
2275                                 }
2276                         }
2277                 }
2278
2279                 /* if there is no Instance of our program in memory then register the window class */
2280                 if (hPrevInstance == NULL && !RegisterWindowClasses(hInstance))
2281                         return FALSE;  /* registration failed! */
2282
2283                 g_appInstance=hInstance;
2284
2285                 main(0, NULL);
2286
2287                 UnregisterClass( g_wndClassName, hInstance);
2288
2289                 return TRUE;
2290
2291         }
2292     #endif
2293
2294         extern int channels[100];
2295         extern FSOUND_SAMPLE * samp[100];
2296         extern FSOUND_STREAM * strm[20];
2297
2298         extern "C" void PlaySoundEx(int chan, FSOUND_SAMPLE *sptr, FSOUND_DSPUNIT *dsp, signed char startpaused)
2299         {
2300                 const FSOUND_SAMPLE * currSample = FSOUND_GetCurrentSample(channels[chan]);
2301                 if (currSample && currSample == samp[chan])
2302                 {
2303                         if (FSOUND_GetPaused(channels[chan]))
2304                         {
2305                                 FSOUND_StopSound(channels[chan]);
2306                                 channels[chan] = FSOUND_FREE;
2307                         }
2308                         else if (FSOUND_IsPlaying(channels[chan]))
2309                         {
2310                                 int loop_mode = FSOUND_GetLoopMode(channels[chan]);
2311                                 if (loop_mode & FSOUND_LOOP_OFF)
2312                                 {
2313                                         channels[chan] = FSOUND_FREE;
2314                                 }
2315                         }
2316                 }
2317                 else
2318                 {
2319                         channels[chan] = FSOUND_FREE;
2320                 }
2321
2322                 channels[chan] = FSOUND_PlaySoundEx(channels[chan], sptr, dsp, startpaused);
2323                 if (channels[chan] < 0)
2324                 {
2325                         channels[chan] = FSOUND_PlaySoundEx(FSOUND_FREE, sptr, dsp, startpaused);
2326                 }
2327         }
2328
2329         extern "C" void PlayStreamEx(int chan, FSOUND_STREAM *sptr, FSOUND_DSPUNIT *dsp, signed char startpaused)
2330         {
2331                 const FSOUND_SAMPLE * currSample = FSOUND_GetCurrentSample(channels[chan]);
2332                 if (currSample && currSample == FSOUND_Stream_GetSample(sptr))
2333                 {
2334                                 FSOUND_StopSound(channels[chan]);
2335                                 FSOUND_Stream_Stop(sptr);
2336                 }
2337                 else
2338                 {
2339                         FSOUND_Stream_Stop(sptr);
2340                         channels[chan] = FSOUND_FREE;
2341                 }
2342
2343                 channels[chan] = FSOUND_Stream_PlayEx(channels[chan], sptr, dsp, startpaused);
2344                 if (channels[chan] < 0)
2345                 {
2346                         channels[chan] = FSOUND_Stream_PlayEx(FSOUND_FREE, sptr, dsp, startpaused);
2347                 }
2348         }
2349
2350         bool LoadImage(const char * fname, TGAImageRec & tex)
2351         {
2352                 bool res = true;
2353
2354                 if ( tex.data == NULL )
2355                 {
2356                         return false;
2357                 }
2358
2359         #if USE_DEVIL
2360                 ILstring f = strdup(ConvertFileName(fname));
2361                 if (!f)
2362                 {
2363                         return false;
2364                 }
2365
2366                 ILuint iid=0;
2367                 ilGenImages(1, &iid);
2368                 ilBindImage(iid);
2369                 if (ilLoadImage(f))
2370                 {
2371                         //iluFlipImage();
2372                         tex.sizeX = ilGetInteger(IL_IMAGE_WIDTH);
2373                         tex.sizeY = ilGetInteger(IL_IMAGE_HEIGHT);
2374                         tex.bpp = ilGetInteger(IL_IMAGE_BITS_PER_PIXEL);
2375                         ILuint Bpp = ilGetInteger(IL_IMAGE_BYTES_PER_PIXEL),
2376                                 imageSize = tex.sizeX * tex.sizeY * Bpp;
2377                         ILubyte *Data = ilGetData();
2378                         memcpy(tex.data, Data, imageSize);
2379
2380                         // Truvision Targa files are stored as BGR colors
2381                         // We want RGB so Blue and Red bytes are switched
2382                         if (IL_TGA == ilGetInteger(IL_IMAGE_FORMAT))
2383                         {
2384                                 // Loop Through The Image Data
2385                                 for (GLuint i = 0; i < int(imageSize); i += Bpp)
2386                                 {
2387                                         // Swaps The 1st And 3rd Bytes ('R'ed and 'B'lue)
2388                                         GLbyte temp;                                            // Temporary Variable
2389                                         temp = tex.data[i];                                     // Temporarily Store The Value At Image Data 'i'
2390                                         tex.data[i] = tex.data[i + 2];          // Set The 1st Byte To The Value Of The 3rd Byte
2391                                         tex.data[i + 2] = temp;                         // Set The 3rd Byte To The Value In 'temp' (1st Byte Value)
2392                                 }
2393                         }
2394                 }
2395                 else
2396                 {
2397                         res = false;
2398                 }
2399                 ilDeleteImages(1, &iid);
2400 /*
2401                 if (tid)
2402                 {
2403                         GLuint texid = ilutGLLoadImage(f);
2404                         *tid = texid;
2405                 }
2406                 else if (mip)
2407                 {
2408                         ilutGLBuildMipmaps()
2409                 }
2410                 else
2411                 {
2412                         ilutGLTexImage(0);
2413                 }
2414 */
2415                 free(f);
2416         #else
2417         res = load_image(fname, tex);
2418         //if (!res) printf("failed to load %s\n", fname);
2419         #endif
2420
2421                 return res;
2422         }
2423
2424         void ScreenShot(const char * fname)
2425         {
2426         #if USE_DEVIL
2427                 ILstring f = strdup(fname);
2428                 if (!f)
2429                 {
2430                         return;
2431                 }
2432
2433                 ILuint iid;
2434                 ilGenImages(1, &iid);
2435                 ilBindImage(iid);
2436                 if (ilutGLScreen())
2437                 {
2438                         ilSaveImage(f);
2439                 }
2440                 ilDeleteImages(1, &iid);
2441
2442                 free(f);
2443         #else
2444         save_image(fname);
2445         #endif
2446         }
2447
2448
2449 #if !USE_DEVIL
2450 static bool load_image(const char *file_name, TGAImageRec &tex)
2451 {
2452     char *ptr = strrchr(file_name, '.');
2453     if (ptr)
2454     {
2455         if (stricmp(ptr+1, "png") == 0)
2456             return load_png(file_name, tex);
2457         else if (stricmp(ptr+1, "jpg") == 0)
2458             return load_jpg(file_name, tex);
2459     }
2460
2461     STUBBED("Unsupported image type");
2462     return false;
2463 }
2464
2465
2466 struct my_error_mgr {
2467   struct jpeg_error_mgr pub;    /* "public" fields */
2468   jmp_buf setjmp_buffer;        /* for return to caller */
2469 };
2470 typedef struct my_error_mgr * my_error_ptr;
2471
2472
2473 static void my_error_exit(j_common_ptr cinfo)
2474 {
2475         struct my_error_mgr *err = (struct my_error_mgr *)cinfo->err;
2476         longjmp(err->setjmp_buffer, 1);
2477 }
2478
2479 /* stolen from public domain example.c code in libjpg distribution. */
2480 static bool load_jpg(const char *file_name, TGAImageRec &tex)
2481 {
2482     struct jpeg_decompress_struct cinfo;
2483     struct my_error_mgr jerr;
2484     JSAMPROW buffer[1];         /* Output row buffer */
2485     int row_stride;             /* physical row width in output buffer */
2486     FILE *infile = fopen(file_name, "rb");
2487
2488     if (infile == NULL)
2489         return false;
2490
2491     cinfo.err = jpeg_std_error(&jerr.pub);
2492     jerr.pub.error_exit = my_error_exit;
2493     if (setjmp(jerr.setjmp_buffer)) {
2494         jpeg_destroy_decompress(&cinfo);
2495         fclose(infile);
2496         return false;
2497     }
2498
2499     jpeg_create_decompress(&cinfo);
2500     jpeg_stdio_src(&cinfo, infile);
2501     (void) jpeg_read_header(&cinfo, TRUE);
2502
2503     cinfo.out_color_space = JCS_RGB;
2504     cinfo.quantize_colors = 0;
2505     (void) jpeg_calc_output_dimensions(&cinfo);
2506     (void) jpeg_start_decompress(&cinfo);
2507
2508     row_stride = cinfo.output_width * cinfo.output_components;
2509     tex.sizeX = cinfo.output_width;
2510     tex.sizeY = cinfo.output_height;
2511     tex.bpp = 24;
2512
2513     while (cinfo.output_scanline < cinfo.output_height) {
2514         buffer[0] = (JSAMPROW)(char *)tex.data +
2515                         ((cinfo.output_height-1) - cinfo.output_scanline) * row_stride;
2516         (void) jpeg_read_scanlines(&cinfo, buffer, 1);
2517     }
2518
2519     (void) jpeg_finish_decompress(&cinfo);
2520     jpeg_destroy_decompress(&cinfo);
2521     fclose(infile);
2522
2523     return true;
2524 }
2525
2526
2527 /* stolen from public domain example.c code in libpng distribution. */
2528 static bool load_png(const char *file_name, TGAImageRec &tex)
2529 {
2530     bool hasalpha = false;
2531     png_structp png_ptr = NULL;
2532     png_infop info_ptr = NULL;
2533     png_uint_32 width, height;
2534     int bit_depth, color_type, interlace_type;
2535     png_byte **rows = NULL;
2536     bool retval = false;
2537     png_byte **row_pointers = NULL;
2538     FILE *fp = fopen(file_name, "rb");
2539
2540     if (fp == NULL)
2541         return(NULL);
2542
2543     png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
2544     if (png_ptr == NULL)
2545         goto png_done;
2546
2547     info_ptr = png_create_info_struct(png_ptr);
2548     if (info_ptr == NULL)
2549         goto png_done;
2550
2551     if (setjmp(png_jmpbuf(png_ptr)))
2552         goto png_done;
2553
2554     png_init_io(png_ptr, fp);
2555     png_read_png(png_ptr, info_ptr,
2556                  PNG_TRANSFORM_STRIP_16 | PNG_TRANSFORM_PACKING,
2557                  png_voidp_NULL);
2558     png_get_IHDR(png_ptr, info_ptr, &width, &height,
2559                  &bit_depth, &color_type, &interlace_type, NULL, NULL);
2560
2561     if (bit_depth != 8)  // transform SHOULD handle this...
2562         goto png_done;
2563
2564     if (color_type & PNG_COLOR_MASK_PALETTE)  // !!! FIXME?
2565         goto png_done;
2566
2567     if ((color_type & PNG_COLOR_MASK_COLOR) == 0)  // !!! FIXME?
2568         goto png_done;
2569
2570     hasalpha = ((color_type & PNG_COLOR_MASK_ALPHA) != 0);
2571     row_pointers = png_get_rows(png_ptr, info_ptr);
2572     if (!row_pointers)
2573         goto png_done;
2574
2575     if (!hasalpha)
2576     {
2577         png_byte *dst = tex.data;
2578         for (int i = height-1; i >= 0; i--)
2579         {
2580             png_byte *src = row_pointers[i];
2581             for (int j = 0; j < width; j++)
2582             {
2583                 dst[0] = src[0];
2584                 dst[1] = src[1];
2585                 dst[2] = src[2];
2586                 dst[3] = 0xFF;
2587                 src += 3;
2588                 dst += 4;
2589             }
2590         }
2591     }
2592
2593     else
2594     {
2595         png_byte *dst = tex.data;
2596         int pitch = width * 4;
2597         for (int i = height-1; i >= 0; i--, dst += pitch)
2598             memcpy(dst, row_pointers[i], pitch);
2599     }
2600
2601     tex.sizeX = width;
2602     tex.sizeY = height;
2603     tex.bpp = 32;
2604     retval = true;
2605
2606 png_done:
2607     png_destroy_read_struct(&png_ptr, &info_ptr, png_infopp_NULL);
2608     if (fp)
2609         fclose(fp);
2610     return (retval);
2611 }
2612
2613
2614 static bool save_image(const char *file_name)
2615 {
2616     char *ptr = strrchr(file_name, '.');
2617     if (ptr)
2618     {
2619         if (stricmp(ptr+1, "png") == 0)
2620             return save_png(file_name);
2621     }
2622
2623     STUBBED("Unsupported image type");
2624     return false;
2625 }
2626
2627
2628 static bool save_png(const char *file_name)
2629 {
2630     FILE *fp = NULL;
2631     png_structp png_ptr = NULL;
2632     png_infop info_ptr = NULL;
2633     bool retval = false;
2634
2635     fp = fopen(file_name, "wb");
2636     if (fp == NULL)
2637         return false;
2638
2639     png_bytep *row_pointers = new png_bytep[kContextHeight];
2640     png_bytep screenshot = new png_byte[kContextWidth * kContextHeight * 3];
2641     if ((!screenshot) || (!row_pointers))
2642         goto save_png_done;
2643
2644     glGetError();
2645     glReadPixels(0, 0, kContextWidth, kContextHeight,
2646                  GL_RGB, GL_UNSIGNED_BYTE, screenshot);
2647     if (glGetError() != GL_NO_ERROR)
2648         goto save_png_done;
2649
2650     for (int i = 0; i < kContextHeight; i++)
2651         row_pointers[i] = screenshot + ((kContextWidth * ((kContextHeight-1) - i)) * 3);
2652
2653     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
2654     if (png_ptr == NULL)
2655         goto save_png_done;
2656
2657     info_ptr = png_create_info_struct(png_ptr);
2658     if (info_ptr == NULL)
2659         goto save_png_done;
2660
2661     if (setjmp(png_jmpbuf(png_ptr)))
2662         goto save_png_done;
2663
2664     png_init_io(png_ptr, fp);
2665
2666     if (setjmp(png_jmpbuf(png_ptr)))
2667         goto save_png_done;
2668
2669     png_set_IHDR(png_ptr, info_ptr, kContextWidth, kContextHeight,
2670                  8, PNG_COLOR_TYPE_RGB, PNG_INTERLACE_NONE,
2671                  PNG_COMPRESSION_TYPE_BASE, PNG_FILTER_TYPE_BASE);
2672
2673     png_write_info(png_ptr, info_ptr);
2674
2675     if (setjmp(png_jmpbuf(png_ptr)))
2676         goto save_png_done;
2677
2678         png_write_image(png_ptr, row_pointers);
2679
2680         if (setjmp(png_jmpbuf(png_ptr)))
2681         goto save_png_done;
2682
2683     png_write_end(png_ptr, NULL);
2684     retval = true;
2685
2686 save_png_done:
2687     png_destroy_write_struct(&png_ptr, &info_ptr);
2688     delete[] screenshot;
2689     delete[] row_pointers;
2690     if (fp)
2691         fclose(fp);
2692     if (!retval)
2693         unlink(ConvertFileName(file_name));
2694     return retval;
2695 }
2696
2697 #endif
2698