2 Copyright (C) 2003, 2010 - Wolfire Games
4 This file is part of Lugaru.
6 Lugaru is free software; you can redistribute it and/or
7 modify it under the terms of the GNU General Public License
8 as published by the Free Software Foundation; either version 2
9 of the License, or (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
15 See the GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23 #define UINT8 WIN32API_UINT8
24 #define UINT16 WIN32API_UINT16
25 #define boolean WIN32API_boolean
54 static bool load_image(const char * fname, TGAImageRec & tex);
55 static bool load_png(const char * fname, TGAImageRec & tex);
56 static bool load_jpg(const char * fname, TGAImageRec & tex);
57 static bool save_image(const char * fname);
58 static bool save_png(const char * fname);
63 #pragma comment(lib, "opengl32.lib")
64 #pragma comment(lib, "glu32.lib")
65 #pragma comment(lib, "glaux.lib")
68 extern bool buttons[3];
69 extern float multiplier;
70 extern float screenwidth,screenheight;
72 extern float realmultiplier;
74 extern bool ismotionblur;
75 extern float usermousesensitivity;
77 extern bool floatjump;
78 extern bool cellophane;
80 //extern int terraindetail;
81 //extern int texdetail;
82 extern float terraindetail;
83 extern float texdetail;
84 extern int bloodtoggle;
86 extern bool autoslomo;
88 extern bool musictoggle;
89 extern bool trilinear;
90 extern float gamespeed;
91 extern int difficulty;
92 extern bool damageeffects;
93 extern int numplayers;
95 extern bool invertmouse;
96 extern bool texttoggle;
97 extern bool ambientsound;
98 extern bool mousejump;
100 extern Person player[maxplayers];
102 extern bool stillloading;
103 extern bool showpoints;
104 extern bool alwaysblur;
105 extern bool immediate;
106 extern bool velocityblur;
107 extern bool debugmode;
109 /*extern*/ bool gameFocused;
110 extern int kBitsPerPixel;
111 extern float slomospeed;
112 extern float slomofreq;
113 extern float oldgamespeed;
122 #include "MacCompatibility.h"
125 #include <shellapi.h>
130 #include "res/resource.h"
136 SDL_Rect **resolutions = NULL;
137 static SDL_Rect rect_1024_768 = { 0, 0, 1024, 768 };
138 static SDL_Rect rect_800_600 = { 0, 0, 800, 600 };
139 static SDL_Rect rect_640_480 = { 0, 0, 640, 480 };
140 static SDL_Rect *hardcoded_resolutions[] = {
149 unsigned int resolutionDepths[8][2] = {0};
151 bool selectDetail(int & width, int & height, int & bpp, int & detail);
152 int closestResolution(int width, int height);
153 int resolutionID(int width, int height);
155 void ReportError (char * strError);
157 void SetupDSpFullScreen();
160 void DrawGL(Game & game);
162 void CreateGLWindow (void);
163 Boolean SetUp (Game & game);
164 void DoKey (SInt8 theKey, SInt8 theCode);
165 void DoUpdate (Game & game);
171 // statics/globals (internal only) ------------------------------------------
173 typedef struct tagPOINT {
182 #pragma warning(push)
183 #pragma warning(disable: 4273)
186 #define GL_FUNC(ret,fn,params,call,rt) \
188 static ret (GLAPIENTRY *p##fn) params = NULL; \
189 ret GLAPIENTRY fn params { rt p##fn call; } \
198 static bool lookup_glsym(const char *funcname, void **func)
200 *func = SDL_GL_GetProcAddress(funcname);
203 fprintf(stderr, "Failed to find OpenGL symbol \"%s\"\n", funcname);
209 static bool lookup_all_glsyms(void)
212 #define GL_FUNC(ret,fn,params,call,rt) \
213 if (!lookup_glsym(#fn, (void **) &p##fn)) retval = false;
219 static void GLAPIENTRY glDeleteTextures_doNothing(GLsizei n, const GLuint *textures)
226 void sdlGetCursorPos(POINT *pt)
229 SDL_GetMouseState(&x, &y);
233 #define GetCursorPos(x) sdlGetCursorPos(x)
234 #define SetCursorPos(x, y) SDL_WarpMouse(x, y)
235 #define ScreenToClient(x, pt)
236 #define ClientToScreen(x, pt)
240 #define MessageBox(hwnd,text,title,flags) STUBBED("msgbox")
245 static bool g_button, fullscreen = true;
256 kForegroundSleep = 10,
257 kBackgroundSleep = 10000
264 const RGBColor rgbBlack = { 0x0000, 0x0000, 0x0000 };
267 char gcstrMode [256] = "";
269 UInt32 gSleepTime = kForegroundSleep;
270 Boolean gDone = false, gfFrontProcess = true;
275 static int _argc = 0;
276 static char **_argv = NULL;
280 bool cmdline(const char *cmd)
282 for (int i = 1; i < _argc; i++)
284 char *arg = _argv[i];
287 if (stricmp(arg, cmd) == 0)
294 bool cmdline(const char *cmd)
296 for (int i = 1; i < _argc; i++)
298 char *arg = _argv[i];
301 if (strcasecmp(arg, cmd) == 0)
310 // --------------------------------------------------------------------------
312 void ReportError (char * strError)
314 #ifdef _MSC_VER // !!! FIXME. --ryan.
315 throw std::exception( strError);
318 /* char errMsgCStr [256];
321 sprintf (errMsgCStr, "%s", strError);
323 // out as debug string
324 CToPStr (strErr, errMsgCStr);
329 void SetupDSpFullScreen ()
339 //-----------------------------------------------------------------------------------------------------------------------
343 void DrawGL (Game & game)
349 static KeyMap g_theKeys;
351 void SetKey( int key)
353 g_theKeys[ key >> 3] |= (1 << (key & 7));
356 void ClearKey( int key)
358 g_theKeys[ key >> 3] &= (0xff ^ (1 << (key & 7)));
361 void GetKeys( unsigned char theKeys[16])
363 memcpy( theKeys, &g_theKeys, 16);
372 static void initSDLKeyTable(void) {}
374 #define MAX_SDLKEYS SDLK_LAST
375 static unsigned short KeyTable[MAX_SDLKEYS];
377 static void initSDLKeyTable(void)
379 memset(KeyTable, 0xFF, sizeof (KeyTable));
380 KeyTable[SDLK_BACKSPACE] = MAC_DELETE_KEY;
381 KeyTable[SDLK_TAB] = MAC_TAB_KEY;
382 KeyTable[SDLK_RETURN] = MAC_RETURN_KEY;
383 KeyTable[SDLK_ESCAPE] = MAC_ESCAPE_KEY;
384 KeyTable[SDLK_SPACE] = MAC_SPACE_KEY;
385 KeyTable[SDLK_PAGEUP] = MAC_PAGE_UP_KEY;
386 KeyTable[SDLK_PAGEDOWN] = MAC_PAGE_DOWN_KEY;
387 KeyTable[SDLK_END] = MAC_END_KEY;
388 KeyTable[SDLK_HOME] = MAC_HOME_KEY;
389 KeyTable[SDLK_LEFT] = MAC_ARROW_LEFT_KEY;
390 KeyTable[SDLK_UP] = MAC_ARROW_UP_KEY;
391 KeyTable[SDLK_RIGHT] = MAC_ARROW_RIGHT_KEY;
392 KeyTable[SDLK_DOWN] = MAC_ARROW_DOWN_KEY;
393 KeyTable[SDLK_INSERT] = MAC_INSERT_KEY;
394 KeyTable[SDLK_DELETE] = MAC_DEL_KEY;
395 KeyTable[SDLK_0] = MAC_0_KEY;
396 KeyTable[SDLK_1] = MAC_1_KEY;
397 KeyTable[SDLK_2] = MAC_2_KEY;
398 KeyTable[SDLK_3] = MAC_3_KEY;
399 KeyTable[SDLK_4] = MAC_4_KEY;
400 KeyTable[SDLK_5] = MAC_5_KEY;
401 KeyTable[SDLK_6] = MAC_6_KEY;
402 KeyTable[SDLK_7] = MAC_7_KEY;
403 KeyTable[SDLK_8] = MAC_8_KEY;
404 KeyTable[SDLK_9] = MAC_9_KEY;
405 KeyTable[SDLK_a] = MAC_A_KEY;
406 KeyTable[SDLK_b] = MAC_B_KEY;
407 KeyTable[SDLK_c] = MAC_C_KEY;
408 KeyTable[SDLK_d] = MAC_D_KEY;
409 KeyTable[SDLK_e] = MAC_E_KEY;
410 KeyTable[SDLK_f] = MAC_F_KEY;
411 KeyTable[SDLK_g] = MAC_G_KEY;
412 KeyTable[SDLK_h] = MAC_H_KEY;
413 KeyTable[SDLK_i] = MAC_I_KEY;
414 KeyTable[SDLK_j] = MAC_J_KEY;
415 KeyTable[SDLK_k] = MAC_K_KEY;
416 KeyTable[SDLK_l] = MAC_L_KEY;
417 KeyTable[SDLK_m] = MAC_M_KEY;
418 KeyTable[SDLK_n] = MAC_N_KEY;
419 KeyTable[SDLK_o] = MAC_O_KEY;
420 KeyTable[SDLK_p] = MAC_P_KEY;
421 KeyTable[SDLK_q] = MAC_Q_KEY;
422 KeyTable[SDLK_r] = MAC_R_KEY;
423 KeyTable[SDLK_s] = MAC_S_KEY;
424 KeyTable[SDLK_t] = MAC_T_KEY;
425 KeyTable[SDLK_u] = MAC_U_KEY;
426 KeyTable[SDLK_v] = MAC_V_KEY;
427 KeyTable[SDLK_w] = MAC_W_KEY;
428 KeyTable[SDLK_x] = MAC_X_KEY;
429 KeyTable[SDLK_y] = MAC_Y_KEY;
430 KeyTable[SDLK_z] = MAC_Z_KEY;
431 KeyTable[SDLK_KP0] = MAC_NUMPAD_0_KEY;
432 KeyTable[SDLK_KP1] = MAC_NUMPAD_1_KEY;
433 KeyTable[SDLK_KP2] = MAC_NUMPAD_2_KEY;
434 KeyTable[SDLK_KP3] = MAC_NUMPAD_3_KEY;
435 KeyTable[SDLK_KP4] = MAC_NUMPAD_4_KEY;
436 KeyTable[SDLK_KP5] = MAC_NUMPAD_5_KEY;
437 KeyTable[SDLK_KP6] = MAC_NUMPAD_6_KEY;
438 KeyTable[SDLK_KP7] = MAC_NUMPAD_7_KEY;
439 KeyTable[SDLK_KP8] = MAC_NUMPAD_8_KEY;
440 KeyTable[SDLK_KP9] = MAC_NUMPAD_9_KEY;
441 KeyTable[SDLK_KP_MULTIPLY] = MAC_NUMPAD_ASTERISK_KEY;
442 KeyTable[SDLK_KP_PLUS] = MAC_NUMPAD_PLUS_KEY;
443 KeyTable[SDLK_KP_ENTER] = MAC_NUMPAD_ENTER_KEY;
444 KeyTable[SDLK_KP_MINUS] = MAC_NUMPAD_MINUS_KEY;
445 KeyTable[SDLK_KP_PERIOD] = MAC_NUMPAD_PERIOD_KEY;
446 KeyTable[SDLK_KP_DIVIDE] = MAC_NUMPAD_SLASH_KEY;
447 KeyTable[SDLK_F1] = MAC_F1_KEY;
448 KeyTable[SDLK_F2] = MAC_F2_KEY;
449 KeyTable[SDLK_F3] = MAC_F3_KEY;
450 KeyTable[SDLK_F4] = MAC_F4_KEY;
451 KeyTable[SDLK_F5] = MAC_F5_KEY;
452 KeyTable[SDLK_F6] = MAC_F6_KEY;
453 KeyTable[SDLK_F7] = MAC_F7_KEY;
454 KeyTable[SDLK_F8] = MAC_F8_KEY;
455 KeyTable[SDLK_F9] = MAC_F9_KEY;
456 KeyTable[SDLK_F10] = MAC_F10_KEY;
457 KeyTable[SDLK_F11] = MAC_F11_KEY;
458 KeyTable[SDLK_F12] = MAC_F12_KEY;
459 KeyTable[SDLK_SEMICOLON] = MAC_SEMICOLON_KEY;
460 KeyTable[SDLK_PLUS] = MAC_PLUS_KEY;
461 KeyTable[SDLK_COMMA] = MAC_COMMA_KEY;
462 KeyTable[SDLK_MINUS] = MAC_MINUS_KEY;
463 KeyTable[SDLK_PERIOD] = MAC_PERIOD_KEY;
464 KeyTable[SDLK_SLASH] = MAC_SLASH_KEY;
465 KeyTable[SDLK_BACKQUOTE] = MAC_TILDE_KEY;
466 KeyTable[SDLK_LEFTBRACKET] = MAC_LEFTBRACKET_KEY;
467 KeyTable[SDLK_BACKSLASH] = MAC_BACKSLASH_KEY;
468 KeyTable[SDLK_RIGHTBRACKET] = MAC_RIGHTBRACKET_KEY;
469 KeyTable[SDLK_QUOTE] = MAC_APOSTROPHE_KEY;
472 static inline int clamp_sdl_mouse_button(Uint8 button)
474 if (button == 2) // right mouse button is button 3 in SDL.
476 else if (button == 3)
479 if ((button >= 1) && (button <= 3))
484 static void sdlEventProc(const SDL_Event &e, Game &game)
487 bool skipkey = false;
492 case SDL_MOUSEMOTION:
493 game.deltah += e.motion.xrel;
494 game.deltav += e.motion.yrel;
497 case SDL_MOUSEBUTTONDOWN:
499 val = clamp_sdl_mouse_button(e.button.button);
500 if ((val >= 0) && (val <= 2))
509 case SDL_MOUSEBUTTONUP:
511 val = clamp_sdl_mouse_button(e.button.button);
512 if ((val >= 0) && (val <= 2))
516 buttons[val] = false;
522 if (e.key.keysym.sym == SDLK_g)
524 if (e.key.keysym.mod & KMOD_CTRL)
527 SDL_GrabMode mode = SDL_GRAB_ON;
528 if ((SDL_GetVideoSurface()->flags & SDL_FULLSCREEN) == 0)
530 mode = SDL_WM_GrabInput(SDL_GRAB_QUERY);
531 mode = (mode==SDL_GRAB_ON) ? SDL_GRAB_OFF:SDL_GRAB_ON;
533 SDL_WM_GrabInput(mode);
537 else if (e.key.keysym.sym == SDLK_RETURN)
539 if (e.key.keysym.mod & KMOD_ALT)
542 SDL_WM_ToggleFullScreen(SDL_GetVideoSurface());
546 if ((!skipkey) && (e.key.keysym.sym < SDLK_LAST))
548 if (KeyTable[e.key.keysym.sym] != 0xffff)
549 SetKey(KeyTable[e.key.keysym.sym]);
552 mod = SDL_GetModState();
554 SetKey(MAC_CONTROL_KEY);
556 SetKey(MAC_OPTION_KEY);
558 SetKey(MAC_COMMAND_KEY);
559 if (mod & KMOD_SHIFT)
560 SetKey(MAC_SHIFT_KEY);
562 SetKey(MAC_CAPS_LOCK_KEY);
567 if (e.key.keysym.sym < SDLK_LAST)
569 if (KeyTable[e.key.keysym.sym] != 0xffff)
570 ClearKey(KeyTable[e.key.keysym.sym]);
573 mod = SDL_GetModState();
574 if ((mod & KMOD_CTRL) == 0)
575 ClearKey(MAC_CONTROL_KEY);
576 if ((mod & KMOD_ALT) == 0)
577 ClearKey(MAC_OPTION_KEY);
578 if ((mod & KMOD_META) == 0)
579 ClearKey(MAC_COMMAND_KEY);
580 if ((mod & KMOD_SHIFT) == 0)
581 ClearKey(MAC_SHIFT_KEY);
582 if ((mod & KMOD_CAPS) == 0)
583 ClearKey(MAC_CAPS_LOCK_KEY);
589 // --------------------------------------------------------------------------
591 static Point gMidPoint;
593 Boolean SetUp (Game & game)
599 randSeed = UpTime().lo;
602 ifstream ipstream(ConvertFileName(":Data:config.txt"), std::ios::in /*| std::ios::nocreate*/);
605 usermousesensitivity=1;
634 game.crouchkey=MAC_SHIFT_KEY;
635 game.jumpkey=MAC_SPACE_KEY;
636 game.leftkey=MAC_A_KEY;
637 game.forwardkey=MAC_W_KEY;
638 game.backkey=MAC_S_KEY;
639 game.rightkey=MAC_D_KEY;
640 game.drawkey=MAC_E_KEY;
641 game.throwkey=MAC_Q_KEY;
642 game.attackkey=MAC_MOUSEBUTTON1;
643 game.chatkey=MAC_T_KEY;
649 selectDetail(kContextWidth, kContextHeight, kBitsPerPixel, detail);
652 ofstream opstream(ConvertFileName(":Data:config.txt", "w"));
653 opstream << "Screenwidth:\n";
654 opstream << kContextWidth;
655 opstream << "\nScreenheight:\n";
656 opstream << kContextHeight;
657 opstream << "\nMouse sensitivity:\n";
658 opstream << usermousesensitivity;
659 opstream << "\nBlur(0,1):\n";
660 opstream << ismotionblur;
661 opstream << "\nOverall Detail(0,1,2) higher=better:\n";
663 opstream << "\nFloating jump:\n";
664 opstream << floatjump;
665 opstream << "\nMouse jump:\n";
666 opstream << mousejump;
667 opstream << "\nAmbient sound:\n";
668 opstream << ambientsound;
669 opstream << "\nBlood (0,1,2):\n";
670 opstream << bloodtoggle;
671 opstream << "\nAuto slomo:\n";
672 opstream << autoslomo;
673 opstream << "\nFoliage:\n";
675 opstream << "\nMusic:\n";
676 opstream << musictoggle;
677 opstream << "\nTrilinear:\n";
678 opstream << trilinear;
679 opstream << "\nDecals(shadows,blood puddles,etc):\n";
681 opstream << "\nInvert mouse:\n";
682 opstream << invertmouse;
683 opstream << "\nGamespeed:\n";
684 opstream << gamespeed;
685 opstream << "\nDifficulty(0,1,2) higher=harder:\n";
686 opstream << difficulty;
687 opstream << "\nDamage effects(blackout, doublevision):\n";
688 opstream << damageeffects;
689 opstream << "\nText:\n";
690 opstream << texttoggle;
691 opstream << "\nDebug:\n";
692 opstream << debugmode;
693 opstream << "\nVBL Sync:\n";
695 opstream << "\nShow Points:\n";
696 opstream << showpoints;
697 opstream << "\nAlways Blur:\n";
698 opstream << alwaysblur;
699 opstream << "\nImmediate mode (turn on on G5):\n";
700 opstream << immediate;
701 opstream << "\nVelocity blur:\n";
702 opstream << velocityblur;
703 opstream << "\nVolume:\n";
705 opstream << "\nForward key:\n";
706 opstream << KeyToChar(game.forwardkey);
707 opstream << "\nBack key:\n";
708 opstream << KeyToChar(game.backkey);
709 opstream << "\nLeft key:\n";
710 opstream << KeyToChar(game.leftkey);
711 opstream << "\nRight key:\n";
712 opstream << KeyToChar(game.rightkey);
713 opstream << "\nJump key:\n";
714 opstream << KeyToChar(game.jumpkey);
715 opstream << "\nCrouch key:\n";
716 opstream << KeyToChar(game.crouchkey);
717 opstream << "\nDraw key:\n";
718 opstream << KeyToChar(game.drawkey);
719 opstream << "\nThrow key:\n";
720 opstream << KeyToChar(game.throwkey);
721 opstream << "\nAttack key:\n";
722 opstream << KeyToChar(game.attackkey);
723 opstream << "\nChat key:\n";
724 opstream << KeyToChar(game.chatkey);
729 ipstream.ignore(256,'\n');
730 ipstream >> kContextWidth;
731 ipstream.ignore(256,'\n');
732 ipstream.ignore(256,'\n');
733 ipstream >> kContextHeight;
734 ipstream.ignore(256,'\n');
735 ipstream.ignore(256,'\n');
736 ipstream >> usermousesensitivity;
737 ipstream.ignore(256,'\n');
738 ipstream.ignore(256,'\n');
740 ismotionblur = (i != 0);
741 ipstream.ignore(256,'\n');
742 ipstream.ignore(256,'\n');
744 if(detail!=0)kBitsPerPixel=32;
745 else kBitsPerPixel=16;
746 ipstream.ignore(256,'\n');
747 ipstream.ignore(256,'\n');
749 floatjump = (i != 0);
750 ipstream.ignore(256,'\n');
751 ipstream.ignore(256,'\n');
753 mousejump = (i != 0);
754 ipstream.ignore(256,'\n');
755 ipstream.ignore(256,'\n');
757 ambientsound = (i != 0);
758 ipstream.ignore(256,'\n');
759 ipstream.ignore(256,'\n');
760 ipstream >> bloodtoggle;
761 ipstream.ignore(256,'\n');
762 ipstream.ignore(256,'\n');
764 autoslomo = (i != 0);
765 ipstream.ignore(256,'\n');
766 ipstream.ignore(256,'\n');
769 ipstream.ignore(256,'\n');
770 ipstream.ignore(256,'\n');
772 musictoggle = (i != 0);
773 ipstream.ignore(256,'\n');
774 ipstream.ignore(256,'\n');
776 trilinear = (i != 0);
777 ipstream.ignore(256,'\n');
778 ipstream.ignore(256,'\n');
781 ipstream.ignore(256,'\n');
782 ipstream.ignore(256,'\n');
784 invertmouse = (i != 0);
785 ipstream.ignore(256,'\n');
786 ipstream.ignore(256,'\n');
787 ipstream >> gamespeed;
788 oldgamespeed=gamespeed;
793 ipstream.ignore(256,'\n');
794 ipstream.ignore(256,'\n');
795 ipstream >> difficulty;
796 ipstream.ignore(256,'\n');
797 ipstream.ignore(256,'\n');
799 damageeffects = (i != 0);
800 ipstream.ignore(256,'\n');
801 ipstream.ignore(256,'\n');
803 texttoggle = (i != 0);
804 ipstream.ignore(256,'\n');
805 ipstream.ignore(256,'\n');
807 debugmode = (i != 0);
808 ipstream.ignore(256,'\n');
809 ipstream.ignore(256,'\n');
812 ipstream.ignore(256,'\n');
813 ipstream.ignore(256,'\n');
815 showpoints = (i != 0);
816 ipstream.ignore(256,'\n');
817 ipstream.ignore(256,'\n');
819 alwaysblur = (i != 0);
820 ipstream.ignore(256,'\n');
821 ipstream.ignore(256,'\n');
823 immediate = (i != 0);
824 ipstream.ignore(256,'\n');
825 ipstream.ignore(256,'\n');
827 velocityblur = (i != 0);
828 ipstream.ignore(256,'\n');
829 ipstream.ignore(256,'\n');
831 ipstream.ignore(256,'\n');
832 ipstream.ignore(256,'\n');
834 game.forwardkey=CharToKey(string);
835 ipstream.ignore(256,'\n');
836 ipstream.ignore(256,'\n');
838 game.backkey=CharToKey(string);
839 ipstream.ignore(256,'\n');
840 ipstream.ignore(256,'\n');
842 game.leftkey=CharToKey(string);
843 ipstream.ignore(256,'\n');
844 ipstream.ignore(256,'\n');
846 game.rightkey=CharToKey(string);
847 ipstream.ignore(256,'\n');
848 ipstream.ignore(256,'\n');
850 game.jumpkey=CharToKey(string);
851 ipstream.ignore(256,'\n');
852 ipstream.ignore(256,'\n');
854 game.crouchkey=CharToKey(string);
855 ipstream.ignore(256,'\n');
856 ipstream.ignore(256,'\n');
858 game.drawkey=CharToKey(string);
859 ipstream.ignore(256,'\n');
860 ipstream.ignore(256,'\n');
862 game.throwkey=CharToKey(string);
863 ipstream.ignore(256,'\n');
864 ipstream.ignore(256,'\n');
866 game.attackkey=CharToKey(string);
867 ipstream.ignore(256,'\n');
868 ipstream.ignore(256,'\n');
870 game.chatkey=CharToKey(string);
873 if(detail>2)detail=2;
874 if(detail<0)detail=0;
875 if(screenwidth<0)screenwidth=640;
876 if(screenheight<0)screenheight=480;
877 #if !USE_SDL // we'll take anything that works.
878 if(screenwidth>3000)screenwidth=640;
879 if(screenheight>3000)screenheight=480;
882 if(kBitsPerPixel!=32&&kBitsPerPixel!=16){
887 selectDetail(kContextWidth, kContextHeight, kBitsPerPixel, detail);
889 SetupDSpFullScreen();
892 if (!SDL_WasInit(SDL_INIT_VIDEO))
894 if (SDL_Init(SDL_INIT_VIDEO) == -1)
896 fprintf(stderr, "SDL_Init() failed: %s\n", SDL_GetError());
900 if (SDL_GL_LoadLibrary(NULL) == -1)
902 fprintf(stderr, "SDL_GL_LoadLibrary() failed: %s\n", SDL_GetError());
907 SDL_Rect **res = SDL_ListModes(NULL, SDL_FULLSCREEN|SDL_OPENGL);
908 if ( (res == NULL) || (res == ((SDL_Rect **)-1)) || (res[0] == NULL) || (res[0]->w < 640) || (res[0]->h < 480) )
909 res = hardcoded_resolutions;
911 // reverse list (it was sorted biggest to smallest by SDL)...
913 for (count = 0; res[count]; count++)
915 if ((res[count]->w < 640) || (res[count]->h < 480))
916 break; // sane lower limit.
919 static SDL_Rect *resolutions_block = NULL;
920 resolutions_block = (SDL_Rect*) realloc(resolutions_block, sizeof (SDL_Rect) * count);
921 resolutions = (SDL_Rect**) realloc(resolutions, sizeof (SDL_Rect *) * (count + 1));
922 if ((resolutions_block == NULL) || (resolutions == NULL))
925 fprintf(stderr, "Out of memory!\n");
929 resolutions[count--] = NULL;
930 for (int i = 0; count >= 0; i++, count--)
932 memcpy(&resolutions_block[count], res[i], sizeof (SDL_Rect));
933 resolutions[count] = &resolutions_block[count];
936 if (cmdline("showresolutions"))
938 printf("Resolutions we think are okay:\n");
939 for (int i = 0; resolutions[i]; i++)
940 printf(" %d x %d\n", (int) resolutions[i]->w, (int) resolutions[i]->h);
944 Uint32 sdlflags = SDL_OPENGL;
945 if (!cmdline("windowed"))
946 sdlflags |= SDL_FULLSCREEN;
948 SDL_WM_SetCaption("Lugaru", "Lugaru");
952 SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
954 if (SDL_SetVideoMode(kContextWidth, kContextHeight, 0, sdlflags) == NULL)
956 fprintf(stderr, "SDL_SetVideoMode() failed: %s\n", SDL_GetError());
957 fprintf(stderr, "forcing 640x480...\n");
959 kContextHeight = 480;
960 if (SDL_SetVideoMode(kContextWidth, kContextHeight, 0, sdlflags) == NULL)
962 fprintf(stderr, "SDL_SetVideoMode() failed: %s\n", SDL_GetError());
963 fprintf(stderr, "forcing 640x480 windowed mode...\n");
964 sdlflags &= ~SDL_FULLSCREEN;
965 if (SDL_SetVideoMode(kContextWidth, kContextHeight, 0, sdlflags) == NULL)
967 fprintf(stderr, "SDL_SetVideoMode() failed: %s\n", SDL_GetError());
974 if ((SDL_GL_GetAttribute(SDL_GL_DOUBLEBUFFER, &dblbuf) == -1) || (!dblbuf))
976 fprintf(stderr, "Failed to get double buffered GL context!\n");
981 if (!lookup_all_glsyms())
987 if (!cmdline("nomousegrab"))
988 SDL_WM_GrabInput(SDL_GRAB_ON);
991 glClear( GL_COLOR_BUFFER_BIT );
995 glDisable( GL_ALPHA_TEST);
996 glDisable( GL_BLEND);
997 glDisable( GL_DEPTH_TEST);
998 // glDisable( GL_DITHER);
1000 glDisable( GL_LIGHTING);
1001 glDisable( GL_LOGIC_OP);
1002 glDisable( GL_STENCIL_TEST);
1003 glDisable( GL_TEXTURE_1D);
1004 glDisable( GL_TEXTURE_2D);
1005 glPixelTransferi( GL_MAP_COLOR, GL_FALSE);
1006 glPixelTransferi( GL_RED_SCALE, 1);
1007 glPixelTransferi( GL_RED_BIAS, 0);
1008 glPixelTransferi( GL_GREEN_SCALE, 1);
1009 glPixelTransferi( GL_GREEN_BIAS, 0);
1010 glPixelTransferi( GL_BLUE_SCALE, 1);
1011 glPixelTransferi( GL_BLUE_BIAS, 0);
1012 glPixelTransferi( GL_ALPHA_SCALE, 1);
1013 glPixelTransferi( GL_ALPHA_BIAS, 0);
1015 // set initial rendering states
1016 glShadeModel( GL_SMOOTH);
1017 glClearDepth( 1.0f);
1018 glDepthFunc( GL_LEQUAL);
1019 glDepthMask( GL_TRUE);
1020 // glDepthRange( FRONT_CLIP, BACK_CLIP);
1021 glEnable( GL_DEPTH_TEST);
1022 glHint( GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
1023 glCullFace( GL_FRONT);
1024 glEnable( GL_CULL_FACE);
1025 glEnable( GL_LIGHTING);
1026 // glEnable( GL_LIGHT_MODEL_AMBIENT);
1027 glEnable( GL_DITHER);
1028 glEnable( GL_COLOR_MATERIAL);
1029 glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
1030 glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
1031 glAlphaFunc( GL_GREATER, 0.5f);
1034 if (ilGetInteger(IL_VERSION_NUM) < IL_VERSION ||
1035 iluGetInteger(ILU_VERSION_NUM) < ILU_VERSION ||
1036 ilutGetInteger(ILUT_VERSION_NUM) < ILUT_VERSION)
1038 ReportError("DevIL version is different...exiting!\n");
1046 ilutRenderer(ILUT_OPENGL);
1048 ilEnable(IL_ORIGIN_SET);
1049 ilOriginFunc(IL_ORIGIN_LOWER_LEFT);
1052 GLint width = kContextWidth;
1053 GLint height = kContextHeight;
1054 gMidPoint.h = width / 2;
1055 gMidPoint.v = height / 2;
1057 screenheight=height;
1059 game.newdetail=detail;
1060 game.newscreenwidth=screenwidth;
1061 game.newscreenheight=screenheight;
1069 static void DoMouse(Game & game)
1072 if(mainmenu||(abs(game.deltah)<10*realmultiplier*1000&&abs(game.deltav)<10*realmultiplier*1000))
1074 game.deltah *= usermousesensitivity;
1075 game.deltav *= usermousesensitivity;
1076 game.mousecoordh += game.deltah;
1077 game.mousecoordv += game.deltav;
1078 if (game.mousecoordh < 0)
1079 game.mousecoordh = 0;
1080 else if (game.mousecoordh >= kContextWidth)
1081 game.mousecoordh = kContextWidth - 1;
1082 if (game.mousecoordv < 0)
1083 game.mousecoordv = 0;
1084 else if (game.mousecoordv >= kContextHeight)
1085 game.mousecoordv = kContextHeight - 1;
1092 // --------------------------------------------------------------------------
1094 void DoKey (SInt8 theKey, SInt8 theCode)
1099 // --------------------------------------------------------------------------
1103 void DoFrameRate (int update)
1105 static long frames = 0;
1107 static AbsoluteTime time = {0,0};
1108 static AbsoluteTime frametime = {0,0};
1109 AbsoluteTime currTime = UpTime ();
1110 double deltaTime = (float) AbsoluteDeltaToDuration (currTime, frametime);
1112 if (0 > deltaTime) // if negative microseconds
1113 deltaTime /= -1000000.0;
1114 else // else milliseconds
1115 deltaTime /= 1000.0;
1117 multiplier=deltaTime;
1118 if(multiplier<.001)multiplier=.001;
1119 if(multiplier>10)multiplier=10;
1120 if(update)frametime = currTime; // reset for next time interval
1122 deltaTime = (float) AbsoluteDeltaToDuration (currTime, time);
1124 if (0 > deltaTime) // if negative microseconds
1125 deltaTime /= -1000000.0;
1126 else // else milliseconds
1127 deltaTime /= 1000.0;
1129 if (0.001 <= deltaTime) // has update interval passed
1132 time = currTime; // reset for next time interval
1139 void DoUpdate (Game & game)
1141 static float sps=200;
1143 static float oldmult;
1146 if(multiplier>.6)multiplier=.6;
1148 game.fps=1/multiplier;
1150 count = multiplier*sps;
1152 //if(count>10)count=10;
1154 realmultiplier=multiplier;
1155 multiplier*=gamespeed;
1156 if(difficulty==1)multiplier*=.9;
1157 if(difficulty==0)multiplier*=.8;
1159 if(game.loading==4)multiplier*=.00001;
1161 if(slomo&&!mainmenu)multiplier*=slomospeed;
1162 //if(freeze)multiplier*=0.00001;
1164 multiplier/=(float)count;
1170 for(int i=0;i<count;i++)
1176 game.TickOnceAfter();
1177 /* - Debug code to test how many channels were active on average per frame
1178 static long frames = 0;
1180 static AbsoluteTime start = {0,0};
1181 AbsoluteTime currTime = UpTime ();
1182 static int num_channels = 0;
1184 num_channels += FSOUND_GetChannelsPlaying();
1185 double deltaTime = (float) AbsoluteDeltaToDuration (currTime, start);
1187 if (0 > deltaTime) // if negative microseconds
1188 deltaTime /= -1000000.0;
1189 else // else milliseconds
1190 deltaTime /= 1000.0;
1197 float avg_channels = (float)num_channels / (float)frames;
1199 ofstream opstream("log.txt",ios::app);
1200 opstream << "Average frame count: ";
1202 opstream << " frames - ";
1203 opstream << avg_channels;
1204 opstream << " per frame.\n";
1214 // --------------------------------------------------------------------------
1229 #define GL_FUNC(ret,fn,params,call,rt) p##fn = NULL;
1230 #include "glstubs.h"
1232 // cheat here...static destructors are calling glDeleteTexture() after
1233 // the context is destroyed and libGL unloaded by SDL_Quit().
1234 pglDeleteTextures = glDeleteTextures_doNothing;
1238 // --------------------------------------------------------------------------
1240 static bool g_focused = true;
1243 static bool IsFocused()
1245 STUBBED("write me");
1250 static void launch_web_browser(const char *url)
1253 ShellExecute(NULL, "open", url, NULL, NULL, SW_SHOWNORMAL);
1255 #elif (defined(__APPLE__) && defined(__MACH__))
1256 const char *fmt = "open '%s'";
1257 const size_t len = strlen(fmt) + strlen(url) + 16;
1258 char *buf = new char[len];
1259 snprintf(buf, len, fmt, url);
1263 #elif PLATFORM_LINUX
1264 const char *fmt = "PATH=$PATH:. xdg-open '%s'";
1265 const size_t len = strlen(fmt) + strlen(url) + 16;
1266 char *buf = new char[len];
1267 snprintf(buf, len, fmt, url);
1275 // (code lifted from physfs: http://icculus.org/physfs/ ... zlib license.)
1276 static char *findBinaryInPath(const char *bin, char *envr)
1278 size_t alloc_size = 0;
1286 ptr = strchr(start, ':'); /* find next $PATH separator. */
1290 size = strlen(start) + strlen(bin) + 2;
1291 if (size > alloc_size)
1293 char *x = (char *) realloc(exe, size);
1305 /* build full binary path... */
1307 if ((exe[0] == '\0') || (exe[strlen(exe) - 1] != '/'))
1311 if (access(exe, X_OK) == 0) /* Exists as executable? We're done. */
1313 strcpy(exe, start); /* i'm lazy. piss off. */
1317 start = ptr + 1; /* start points to beginning of next element. */
1318 } while (ptr != NULL);
1323 return(NULL); /* doesn't exist in path. */
1324 } /* findBinaryInPath */
1327 char *calcBaseDir(const char *argv0)
1329 /* If there isn't a path on argv0, then look through the $PATH for it. */
1333 char *ptr = strrchr((char *)argv0, '/');
1334 if (strchr(argv0, '/'))
1336 retval = strdup(argv0);
1338 *(strrchr(retval, '/')) = '\0';
1342 envr = getenv("PATH");
1343 if (!envr) return NULL;
1344 envr = strdup(envr);
1345 if (!envr) return NULL;
1346 retval = findBinaryInPath(argv0, envr);
1351 static inline void chdirToAppPath(const char *argv0)
1353 char *dir = calcBaseDir(argv0);
1356 #if (defined(__APPLE__) && defined(__MACH__))
1357 // Chop off /Contents/MacOS if it's at the end of the string, so we
1358 // land in the base of the app bundle.
1359 const size_t len = strlen(dir);
1360 const char *bundledirs = "/Contents/MacOS";
1361 const size_t bundledirslen = strlen(bundledirs);
1362 if (len > bundledirslen)
1364 char *ptr = (dir + len) - bundledirslen;
1365 if (strcasecmp(ptr, bundledirs) == 0)
1376 int main(int argc, char **argv)
1383 // !!! FIXME: we could use a Win32 API for this. --ryan.
1385 chdirToAppPath(argv[0]);
1390 memset( &g_theKeys, 0, sizeof( KeyMap));
1396 bool regnow = false;
1401 //ofstream os("error.txt");
1403 //ofstream os("log.txt");
1409 while (!gDone&&!game.quit&&(!game.tryquit||!game.registered))
1415 // check windows messages
1421 while( SDL_PollEvent( &e ) )
1423 if( e.type == SDL_QUIT )
1428 sdlEventProc(e, game);
1439 // allow game chance to pause
1440 gameFocused = false;
1444 // game is not in focus, give CPU time to other apps by waiting for messages instead of 'peeking'
1445 STUBBED("give up CPU but sniff the event queue");
1449 regnow = game.registernow;
1454 // if(game.registernow){
1457 #if (defined(__APPLE__) && defined(__MACH__))
1458 launch_web_browser("http://www.wolfire.com/purchase/lugaru/mac");
1459 #elif PLATFORM_LINUX
1460 launch_web_browser("http://www.wolfire.com/purchase/lugaru/linux");
1462 launch_web_browser("http://www.wolfire.com/purchase/lugaru/pc");
1466 #if PLATFORM_LINUX // (this may not be necessary any more.)
1467 _exit(0); // !!! FIXME: hack...crashes on exit!
1471 catch (const std::exception& error)
1475 std::string e = "Caught exception: ";
1480 MessageBox(g_windowHandle, error.what(), "ERROR", MB_OK | MB_ICONEXCLAMATION);
1490 // --------------------------------------------------------------------------
1493 int resolutionID(int width, int height)
1497 if(width==640 && height==480)whichres=0;
1498 if(width==800 && height==600)whichres=1;
1499 if(width==1024 && height==768)whichres=2;
1500 if(width==1280 && height==1024)whichres=3;
1501 if(width==1600 && height==1200)whichres=4;
1502 if(width==840 && height==524)whichres=5;
1503 if(width==1024 && height==640)whichres=6;
1504 if(width==1344 && height==840)whichres=7;
1505 if(width==1920 && height==1200)whichres=8;
1510 int closestResolution(int width, int height)
1514 if(width>=640 && height>=480)whichres=0;
1515 if(width>=800 && height>=600)whichres=1;
1516 if(width>=1024 && height>=768)whichres=2;
1517 if(width>=1280 && height>=1024)whichres=3;
1518 if(width>=1600 && height>=1200)whichres=4;
1519 if(width==840 && height==524)whichres=5;
1520 if(width==1024 && height==640)whichres=6;
1521 if(width==1344 && height==840)whichres=7;
1522 if(width>=1920 && height>=1200)whichres=8;
1528 bool selectDetail(int & width, int & height, int & bpp, int & detail)
1532 // currently with SDL, we just use whatever is requested
1533 // and don't care. --ryan.
1535 int whichres = closestResolution(width, height);
1539 if(whichres<=0 || whichres>8){
1577 if ((detail != 0) && (resolutionDepths[whichres][1] != 0))
1581 else if ((detail == 0) && (resolutionDepths[whichres][0] != 0))
1585 else if ((detail != 0) && (resolutionDepths[whichres][0] != 0))
1601 bpp = resolutionDepths[whichres][(detail != 0)];
1607 extern int channels[100];
1608 extern FSOUND_SAMPLE * samp[100];
1609 extern FSOUND_STREAM * strm[20];
1611 extern "C" void PlaySoundEx(int chan, FSOUND_SAMPLE *sptr, FSOUND_DSPUNIT *dsp, signed char startpaused)
1613 const FSOUND_SAMPLE * currSample = FSOUND_GetCurrentSample(channels[chan]);
1614 if (currSample && currSample == samp[chan])
1616 if (FSOUND_GetPaused(channels[chan]))
1618 FSOUND_StopSound(channels[chan]);
1619 channels[chan] = FSOUND_FREE;
1621 else if (FSOUND_IsPlaying(channels[chan]))
1623 int loop_mode = FSOUND_GetLoopMode(channels[chan]);
1624 if (loop_mode & FSOUND_LOOP_OFF)
1626 channels[chan] = FSOUND_FREE;
1632 channels[chan] = FSOUND_FREE;
1635 channels[chan] = FSOUND_PlaySoundEx(channels[chan], sptr, dsp, startpaused);
1636 if (channels[chan] < 0)
1638 channels[chan] = FSOUND_PlaySoundEx(FSOUND_FREE, sptr, dsp, startpaused);
1642 extern "C" void PlayStreamEx(int chan, FSOUND_STREAM *sptr, FSOUND_DSPUNIT *dsp, signed char startpaused)
1644 const FSOUND_SAMPLE * currSample = FSOUND_GetCurrentSample(channels[chan]);
1645 if (currSample && currSample == FSOUND_Stream_GetSample(sptr))
1647 FSOUND_StopSound(channels[chan]);
1648 FSOUND_Stream_Stop(sptr);
1652 FSOUND_Stream_Stop(sptr);
1653 channels[chan] = FSOUND_FREE;
1656 channels[chan] = FSOUND_Stream_PlayEx(channels[chan], sptr, dsp, startpaused);
1657 if (channels[chan] < 0)
1659 channels[chan] = FSOUND_Stream_PlayEx(FSOUND_FREE, sptr, dsp, startpaused);
1663 bool LoadImage(const char * fname, TGAImageRec & tex)
1667 if ( tex.data == NULL )
1673 ILstring f = strdup(ConvertFileName(fname));
1680 ilGenImages(1, &iid);
1685 tex.sizeX = ilGetInteger(IL_IMAGE_WIDTH);
1686 tex.sizeY = ilGetInteger(IL_IMAGE_HEIGHT);
1687 tex.bpp = ilGetInteger(IL_IMAGE_BITS_PER_PIXEL);
1688 ILuint Bpp = ilGetInteger(IL_IMAGE_BYTES_PER_PIXEL),
1689 imageSize = tex.sizeX * tex.sizeY * Bpp;
1690 ILubyte *Data = ilGetData();
1691 memcpy(tex.data, Data, imageSize);
1693 // Truvision Targa files are stored as BGR colors
1694 // We want RGB so Blue and Red bytes are switched
1695 if (IL_TGA == ilGetInteger(IL_IMAGE_FORMAT))
1697 // Loop Through The Image Data
1698 for (GLuint i = 0; i < int(imageSize); i += Bpp)
1700 // Swaps The 1st And 3rd Bytes ('R'ed and 'B'lue)
1701 GLbyte temp; // Temporary Variable
1702 temp = tex.data[i]; // Temporarily Store The Value At Image Data 'i'
1703 tex.data[i] = tex.data[i + 2]; // Set The 1st Byte To The Value Of The 3rd Byte
1704 tex.data[i + 2] = temp; // Set The 3rd Byte To The Value In 'temp' (1st Byte Value)
1712 ilDeleteImages(1, &iid);
1716 GLuint texid = ilutGLLoadImage(f);
1721 ilutGLBuildMipmaps()
1730 res = load_image(fname, tex);
1731 //if (!res) printf("failed to load %s\n", fname);
1737 void ScreenShot(const char * fname)
1740 ILstring f = strdup(fname);
1747 ilGenImages(1, &iid);
1753 ilDeleteImages(1, &iid);
1764 static bool load_image(const char *file_name, TGAImageRec &tex)
1766 char *ptr = strrchr((char *)file_name, '.');
1769 if (stricmp(ptr+1, "png") == 0)
1770 return load_png(file_name, tex);
1771 else if (stricmp(ptr+1, "jpg") == 0)
1772 return load_jpg(file_name, tex);
1775 STUBBED("Unsupported image type");
1779 static bool load_image(const char *file_name, TGAImageRec &tex)
1781 char *ptr = strrchr((char *)file_name, '.');
1784 if (strcasecmp(ptr+1, "png") == 0)
1785 return load_png(file_name, tex);
1786 else if (strcasecmp(ptr+1, "jpg") == 0)
1787 return load_jpg(file_name, tex);
1790 STUBBED("Unsupported image type");
1796 struct my_error_mgr {
1797 struct jpeg_error_mgr pub; /* "public" fields */
1798 jmp_buf setjmp_buffer; /* for return to caller */
1800 typedef struct my_error_mgr * my_error_ptr;
1803 static void my_error_exit(j_common_ptr cinfo)
1805 struct my_error_mgr *err = (struct my_error_mgr *)cinfo->err;
1806 longjmp(err->setjmp_buffer, 1);
1809 /* stolen from public domain example.c code in libjpg distribution. */
1810 static bool load_jpg(const char *file_name, TGAImageRec &tex)
1812 struct jpeg_decompress_struct cinfo;
1813 struct my_error_mgr jerr;
1814 JSAMPROW buffer[1]; /* Output row buffer */
1815 int row_stride; /* physical row width in output buffer */
1816 FILE *infile = fopen(file_name, "rb");
1821 cinfo.err = jpeg_std_error(&jerr.pub);
1822 jerr.pub.error_exit = my_error_exit;
1823 if (setjmp(jerr.setjmp_buffer)) {
1824 jpeg_destroy_decompress(&cinfo);
1829 jpeg_create_decompress(&cinfo);
1830 jpeg_stdio_src(&cinfo, infile);
1831 (void) jpeg_read_header(&cinfo, TRUE);
1833 cinfo.out_color_space = JCS_RGB;
1834 cinfo.quantize_colors = 0;
1835 (void) jpeg_calc_output_dimensions(&cinfo);
1836 (void) jpeg_start_decompress(&cinfo);
1838 row_stride = cinfo.output_width * cinfo.output_components;
1839 tex.sizeX = cinfo.output_width;
1840 tex.sizeY = cinfo.output_height;
1843 while (cinfo.output_scanline < cinfo.output_height) {
1844 buffer[0] = (JSAMPROW)(char *)tex.data +
1845 ((cinfo.output_height-1) - cinfo.output_scanline) * row_stride;
1846 (void) jpeg_read_scanlines(&cinfo, buffer, 1);
1849 (void) jpeg_finish_decompress(&cinfo);
1850 jpeg_destroy_decompress(&cinfo);
1857 /* stolen from public domain example.c code in libpng distribution. */
1858 static bool load_png(const char *file_name, TGAImageRec &tex)
1860 bool hasalpha = false;
1861 png_structp png_ptr = NULL;
1862 png_infop info_ptr = NULL;
1863 png_uint_32 width, height;
1864 int bit_depth, color_type, interlace_type;
1865 png_byte **rows = NULL;
1866 bool retval = false;
1867 png_byte **row_pointers = NULL;
1868 FILE *fp = fopen(file_name, "rb");
1873 png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
1874 if (png_ptr == NULL)
1877 info_ptr = png_create_info_struct(png_ptr);
1878 if (info_ptr == NULL)
1881 if (setjmp(png_jmpbuf(png_ptr)))
1884 png_init_io(png_ptr, fp);
1885 png_read_png(png_ptr, info_ptr,
1886 PNG_TRANSFORM_STRIP_16 | PNG_TRANSFORM_PACKING,
1888 png_get_IHDR(png_ptr, info_ptr, &width, &height,
1889 &bit_depth, &color_type, &interlace_type, NULL, NULL);
1891 if (bit_depth != 8) // transform SHOULD handle this...
1894 if (color_type & PNG_COLOR_MASK_PALETTE) // !!! FIXME?
1897 if ((color_type & PNG_COLOR_MASK_COLOR) == 0) // !!! FIXME?
1900 hasalpha = ((color_type & PNG_COLOR_MASK_ALPHA) != 0);
1901 row_pointers = png_get_rows(png_ptr, info_ptr);
1907 png_byte *dst = tex.data;
1908 for (int i = height-1; i >= 0; i--)
1910 png_byte *src = row_pointers[i];
1911 for (int j = 0; j < width; j++)
1925 png_byte *dst = tex.data;
1926 int pitch = width * 4;
1927 for (int i = height-1; i >= 0; i--, dst += pitch)
1928 memcpy(dst, row_pointers[i], pitch);
1937 png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
1945 static bool save_image(const char *file_name)
1947 char *ptr = strrchr((char *)file_name, '.');
1950 if (stricmp(ptr+1, "png") == 0)
1951 return save_png(file_name);
1954 STUBBED("Unsupported image type");
1958 static bool save_image(const char *file_name)
1960 char *ptr = strrchr((char *)file_name, '.');
1963 if (strcasecmp(ptr+1, "png") == 0)
1964 return save_png(file_name);
1967 STUBBED("Unsupported image type");
1973 static bool save_png(const char *file_name)
1976 png_structp png_ptr = NULL;
1977 png_infop info_ptr = NULL;
1978 bool retval = false;
1980 fp = fopen(file_name, "wb");
1984 png_bytep *row_pointers = new png_bytep[kContextHeight];
1985 png_bytep screenshot = new png_byte[kContextWidth * kContextHeight * 3];
1986 if ((!screenshot) || (!row_pointers))
1990 glReadPixels(0, 0, kContextWidth, kContextHeight,
1991 GL_RGB, GL_UNSIGNED_BYTE, screenshot);
1992 if (glGetError() != GL_NO_ERROR)
1995 for (int i = 0; i < kContextHeight; i++)
1996 row_pointers[i] = screenshot + ((kContextWidth * ((kContextHeight-1) - i)) * 3);
1998 png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
1999 if (png_ptr == NULL)
2002 info_ptr = png_create_info_struct(png_ptr);
2003 if (info_ptr == NULL)
2006 if (setjmp(png_jmpbuf(png_ptr)))
2009 png_init_io(png_ptr, fp);
2011 if (setjmp(png_jmpbuf(png_ptr)))
2014 png_set_IHDR(png_ptr, info_ptr, kContextWidth, kContextHeight,
2015 8, PNG_COLOR_TYPE_RGB, PNG_INTERLACE_NONE,
2016 PNG_COMPRESSION_TYPE_BASE, PNG_FILTER_TYPE_BASE);
2018 png_write_info(png_ptr, info_ptr);
2020 if (setjmp(png_jmpbuf(png_ptr)))
2023 png_write_image(png_ptr, row_pointers);
2025 if (setjmp(png_jmpbuf(png_ptr)))
2028 png_write_end(png_ptr, NULL);
2032 png_destroy_write_struct(&png_ptr, &info_ptr);
2033 delete[] screenshot;
2034 delete[] row_pointers;
2038 unlink(ConvertFileName(file_name));