X-Git-Url: https://git.jsancho.org/?a=blobdiff_plain;f=Source%2FOpenGL_Windows.cpp;h=475cd99bf1632e6a85f0a5f752b1cf8d691bf384;hb=97989f58ab13c64fbe05e629d2b2a024a2c3cfa4;hp=8b82e3e4ae2561fc9df057c6c7859a2359060a7f;hpb=222ac640b0cab6096ea8838388ecf01e6eb94450;p=lugaru.git diff --git a/Source/OpenGL_Windows.cpp b/Source/OpenGL_Windows.cpp index 8b82e3e..475cd99 100644 --- a/Source/OpenGL_Windows.cpp +++ b/Source/OpenGL_Windows.cpp @@ -3,80 +3,48 @@ Copyright (C) 2003, 2010 - Wolfire Games This file is part of Lugaru. -Lugaru is free software; you can redistribute it and/or -modify it under the terms of the GNU General Public License -as published by the Free Software Foundation; either version 2 -of the License, or (at your option) any later version. +Lugaru is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. -This program is distributed in the hope that it will be useful, +Lugaru is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. - -See the GNU General Public License for more details. +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +along with Lugaru. If not, see . */ #ifdef WIN32 -#define UINT8 WIN32API_UINT8 -#define UINT16 WIN32API_UINT16 -#define boolean WIN32API_boolean #include -#undef UINT8 -#undef UINT16 -#undef boolean #endif - - #include "Game.h" -extern "C" { - #include "zlib.h" - #include "png.h" - #ifdef WIN32 - #define INT32 INT32_jpeg - #include "jpeglib.h" - #undef INT32 - #else - #include "jpeglib.h" - #endif -} - -static bool load_image(const char * fname, TGAImageRec & tex); -static bool load_png(const char * fname, TGAImageRec & tex); -static bool load_jpg(const char * fname, TGAImageRec & tex); -bool save_image(const char * fname); -static bool save_png(const char * fname); +using namespace Game; #include "openal_wrapper.h" -// ADDED GWC -#ifdef _MSC_VER -#pragma comment(lib, "opengl32.lib") -#pragma comment(lib, "glu32.lib") -#pragma comment(lib, "glaux.lib") -#endif - extern float multiplier; extern float sps; extern float realmultiplier; extern int slomo; extern bool cellophane; -extern float terraindetail; extern float texdetail; extern bool osx; extern bool freeze; extern bool stillloading; extern int mainmenu; -/*extern*/ bool gameFocused; +/*extern*/ +bool gameFocused; extern float slomospeed; extern float slomofreq; +extern bool visibleloading; @@ -85,6 +53,8 @@ extern float slomofreq; #include #include #include +#include +#include #include "gamegl.h" #include "MacCompatibility.h" #include "Settings.h" @@ -94,23 +64,14 @@ extern float slomofreq; #include "win-res/resource.h" #endif -using namespace std; +extern SDL_Window *sdlwindow; -SDL_Rect **resolutions = NULL; -static SDL_Rect rect_1024_768 = { 0, 0, 1024, 768 }; -static SDL_Rect rect_800_600 = { 0, 0, 800, 600 }; -static SDL_Rect rect_640_480 = { 0, 0, 640, 480 }; -static SDL_Rect *hardcoded_resolutions[] = { - &rect_1024_768, - &rect_800_600, - &rect_640_480, - NULL -}; +using namespace std; -void DrawGL(Game & game); +set> resolutions; -Boolean SetUp (Game & game); -void DoUpdate (Game & game); +Boolean SetUp (); +void DoUpdate (); void CleanUp (void); @@ -121,6 +82,7 @@ void CleanUp (void); #pragma warning(disable: 4273) #endif +#ifndef __MINGW32__ // FIXME: Temporary workaround for GL-8 #define GL_FUNC(ret,fn,params,call,rt) \ extern "C" { \ static ret (GLAPIENTRY *p##fn) params = NULL; \ @@ -128,6 +90,7 @@ void CleanUp (void); } #include "glstubs.h" #undef GL_FUNC +#endif // __MINGW32__ #ifdef _MSC_VER #pragma warning(pop) @@ -136,8 +99,7 @@ void CleanUp (void); static bool lookup_glsym(const char *funcname, void **func) { *func = SDL_GL_GetProcAddress(funcname); - if (*func == NULL) - { + if (*func == NULL) { fprintf(stderr, "Failed to find OpenGL symbol \"%s\"\n", funcname); return false; } @@ -147,17 +109,21 @@ static bool lookup_glsym(const char *funcname, void **func) static bool lookup_all_glsyms(void) { bool retval = true; - #define GL_FUNC(ret,fn,params,call,rt) \ +#ifndef __MINGW32__ // FIXME: Temporary workaround for GL-8 +#define GL_FUNC(ret,fn,params,call,rt) \ if (!lookup_glsym(#fn, (void **) &p##fn)) retval = false; - #include "glstubs.h" - #undef GL_FUNC +#include "glstubs.h" +#undef GL_FUNC +#endif // __MINGW32__ return retval; } +#ifndef __MINGW32__ // FIXME: Temporary workaround for GL-8 static void GLAPIENTRY glDeleteTextures_doNothing(GLsizei n, const GLuint *textures) { // no-op. } +#endif // __MINGW32__ #ifdef MessageBox #undef MessageBox @@ -171,17 +137,12 @@ int kContextHeight; Boolean gDone = false; -Game * pgame = 0; - -#ifndef __MINGW32__ static int _argc = 0; static char **_argv = NULL; -#endif bool cmdline(const char *cmd) { - for (int i = 1; i < _argc; i++) - { + for (int i = 1; i < _argc; i++) { char *arg = _argv[i]; while (*arg == '-') arg++; @@ -196,345 +157,391 @@ bool cmdline(const char *cmd) // OpenGL Drawing -static void sdlEventProc(const SDL_Event &e, Game &game) +void initGL() +{ + glClear( GL_COLOR_BUFFER_BIT ); + swap_gl_buffers(); + + // clear all states + glDisable( GL_ALPHA_TEST); + glDisable( GL_BLEND); + glDisable( GL_DEPTH_TEST); + glDisable( GL_FOG); + glDisable( GL_LIGHTING); + glDisable( GL_LOGIC_OP); + glDisable( GL_TEXTURE_1D); + glDisable( GL_TEXTURE_2D); + glPixelTransferi( GL_MAP_COLOR, GL_FALSE); + glPixelTransferi( GL_RED_SCALE, 1); + glPixelTransferi( GL_RED_BIAS, 0); + glPixelTransferi( GL_GREEN_SCALE, 1); + glPixelTransferi( GL_GREEN_BIAS, 0); + glPixelTransferi( GL_BLUE_SCALE, 1); + glPixelTransferi( GL_BLUE_BIAS, 0); + glPixelTransferi( GL_ALPHA_SCALE, 1); + glPixelTransferi( GL_ALPHA_BIAS, 0); + + // set initial rendering states + glShadeModel( GL_SMOOTH); + glClearDepth( 1.0f); + glDepthFunc( GL_LEQUAL); + glDepthMask( GL_TRUE); + glEnable( GL_DEPTH_TEST); + glHint( GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST); + glCullFace( GL_FRONT); + glEnable( GL_CULL_FACE); + glEnable( GL_LIGHTING); + glEnable( GL_DITHER); + glEnable( GL_COLOR_MATERIAL); + glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); + glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); + glAlphaFunc( GL_GREATER, 0.5f); + + if ( CanInitStereo(stereomode) ) { + InitStereo(stereomode); + } else { + fprintf(stderr, "Failed to initialize stereo, disabling.\n"); + stereomode = stereoNone; + } +} + +void toggleFullscreen() { - switch(e.type) - { + fullscreen = !fullscreen; + Uint32 flags = SDL_GetWindowFlags(sdlwindow); + if (flags & SDL_WINDOW_FULLSCREEN) { + flags &= ~SDL_WINDOW_FULLSCREEN; + } else { + flags |= SDL_WINDOW_FULLSCREEN; + } + SDL_SetWindowFullscreen(sdlwindow, flags); +} + +static SDL_bool sdlEventProc(const SDL_Event &e) +{ + switch (e.type) { + case SDL_QUIT: + return SDL_FALSE; + + case SDL_WINDOWEVENT: + if (e.window.event == SDL_WINDOWEVENT_CLOSE) { + return SDL_FALSE; + } + break; + case SDL_MOUSEMOTION: - game.deltah += e.motion.xrel; - game.deltav += e.motion.yrel; - return; + deltah += e.motion.xrel; + deltav += e.motion.yrel; + break; case SDL_KEYDOWN: - if ((e.key.keysym.sym == SDLK_g) && - (e.key.keysym.mod & KMOD_CTRL) && - !(SDL_GetVideoSurface()->flags & SDL_FULLSCREEN) ) { - SDL_WM_GrabInput( ((SDL_WM_GrabInput(SDL_GRAB_QUERY)==SDL_GRAB_ON) ? SDL_GRAB_OFF:SDL_GRAB_ON) ); - } else if ( (e.key.keysym.sym == SDLK_RETURN) && (e.key.keysym.mod & KMOD_ALT) ) { - SDL_WM_ToggleFullScreen(SDL_GetVideoSurface()); + if ((e.key.keysym.scancode == SDL_SCANCODE_G) && + (e.key.keysym.mod & KMOD_CTRL)) { + SDL_bool mode = SDL_TRUE; + if ((SDL_GetWindowFlags(sdlwindow) & SDL_WINDOW_FULLSCREEN) == 0) + mode = (SDL_GetWindowGrab(sdlwindow) ? SDL_FALSE : SDL_TRUE); + SDL_SetWindowGrab(sdlwindow, mode); + SDL_SetRelativeMouseMode(mode); + } else if ( (e.key.keysym.scancode == SDL_SCANCODE_RETURN) && (e.key.keysym.mod & KMOD_ALT) ) { + toggleFullscreen(); } - return; + break; } + return SDL_TRUE; } + // -------------------------------------------------------------------------- static Point gMidPoint; -Boolean SetUp (Game & game) +Boolean SetUp () { - char string[10]; + LOGFUNC; - LOGFUNC; + osx = 0; + cellophane = 0; + texdetail = 4; + slomospeed = 0.25; + slomofreq = 8012; - osx = 0; - cellophane=0; - texdetail=4; - terraindetail=2; - slomospeed=0.25; - slomofreq=8012; - numplayers=1; - - DefaultSettings(game); + DefaultSettings(); if (!SDL_WasInit(SDL_INIT_VIDEO)) - if (SDL_Init(SDL_INIT_VIDEO) == -1) - { + if (SDL_Init(SDL_INIT_VIDEO) == -1) { fprintf(stderr, "SDL_Init() failed: %s\n", SDL_GetError()); return false; } - if(!LoadSettings(game)) { - fprintf(stderr, "Failed to load config, creating default\n"); - SaveSettings(game); - } - if(kBitsPerPixel!=32&&kBitsPerPixel!=16){ - kBitsPerPixel=16; - } - - if (SDL_GL_LoadLibrary(NULL) == -1) - { - fprintf(stderr, "SDL_GL_LoadLibrary() failed: %s\n", SDL_GetError()); - SDL_Quit(); - return false; - } - - SDL_Rect **res = SDL_ListModes(NULL, SDL_FULLSCREEN|SDL_OPENGL); - if ( (res == NULL) || (res == ((SDL_Rect **)-1)) || (res[0] == NULL) || (res[0]->w < 640) || (res[0]->h < 480) ) - res = hardcoded_resolutions; - - // reverse list (it was sorted biggest to smallest by SDL)... - int count; - for (count = 0; res[count]; count++) - { - if ((res[count]->w < 640) || (res[count]->h < 480)) - break; // sane lower limit. - } - - static SDL_Rect *resolutions_block = NULL; - resolutions_block = (SDL_Rect*) realloc(resolutions_block, sizeof (SDL_Rect) * count); - resolutions = (SDL_Rect**) realloc(resolutions, sizeof (SDL_Rect *) * (count + 1)); - if ((resolutions_block == NULL) || (resolutions == NULL)) - { - SDL_Quit(); - fprintf(stderr, "Out of memory!\n"); - return false; - } - - resolutions[count--] = NULL; - for (int i = 0; count >= 0; i++, count--) - { - memcpy(&resolutions_block[count], res[i], sizeof (SDL_Rect)); - resolutions[count] = &resolutions_block[count]; - } - - if (cmdline("showresolutions")) - { - printf("Resolutions we think are okay:\n"); - for (int i = 0; resolutions[i]; i++) - printf(" %d x %d\n", (int) resolutions[i]->w, (int) resolutions[i]->h); - } - - Uint32 sdlflags = SDL_OPENGL; - if (!cmdline("windowed")) - sdlflags |= SDL_FULLSCREEN; - - SDL_WM_SetCaption("Lugaru", "Lugaru"); + if (!LoadSettings()) { + fprintf(stderr, "Failed to load config, creating default\n"); + SaveSettings(); + } + if (kBitsPerPixel != 32 && kBitsPerPixel != 16) { + kBitsPerPixel = 16; + } - SDL_ShowCursor(0); + if (SDL_GL_LoadLibrary(NULL) == -1) { + fprintf(stderr, "SDL_GL_LoadLibrary() failed: %s\n", SDL_GetError()); + SDL_Quit(); + return false; + } + + for (int displayIdx = 0; displayIdx < SDL_GetNumVideoDisplays(); ++displayIdx) { + for (int i = 0; i < SDL_GetNumDisplayModes(displayIdx); ++i) { + SDL_DisplayMode mode; + if (SDL_GetDisplayMode(displayIdx, i, &mode) == -1) + continue; + if ((mode.w < 640) || (mode.h < 480)) + continue; // sane lower limit. + pair resolution(mode.w, mode.h); + resolutions.insert(resolution); + } + } + + if (resolutions.empty()) { + const std::string error = "No suitable video resolutions found."; + cerr << error << endl; + SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Lugaru init failed!", error.c_str(), NULL); + SDL_Quit(); + return false; + } + + if (cmdline("showresolutions")) { + printf("Available resolutions:\n"); + for (auto resolution = resolutions.begin(); resolution != resolutions.end(); resolution++) { + printf(" %d x %d\n", (int) resolution->first, (int) resolution->second); + } + } SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1); SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, 1); - - if (SDL_SetVideoMode(kContextWidth, kContextHeight, 0, sdlflags) == NULL) - { - fprintf(stderr, "SDL_SetVideoMode() failed: %s\n", SDL_GetError()); + + Uint32 sdlflags = SDL_WINDOW_OPENGL | SDL_WINDOW_SHOWN; + if ((fullscreen || cmdline("fullscreen")) && !cmdline("windowed")) { + fullscreen = 1; + sdlflags |= SDL_WINDOW_FULLSCREEN; + } + if (!cmdline("nomousegrab")) + sdlflags |= SDL_WINDOW_INPUT_GRABBED; + + sdlwindow = SDL_CreateWindow("Lugaru", SDL_WINDOWPOS_CENTERED_DISPLAY(0), SDL_WINDOWPOS_CENTERED_DISPLAY(0), + kContextWidth, kContextHeight, sdlflags); + + if (!sdlwindow) { + fprintf(stderr, "SDL_CreateWindow() failed: %s\n", SDL_GetError()); fprintf(stderr, "forcing 640x480...\n"); kContextWidth = 640; kContextHeight = 480; - if (SDL_SetVideoMode(kContextWidth, kContextHeight, 0, sdlflags) == NULL) - { - fprintf(stderr, "SDL_SetVideoMode() failed: %s\n", SDL_GetError()); + sdlwindow = SDL_CreateWindow("Lugaru", SDL_WINDOWPOS_CENTERED_DISPLAY(0), SDL_WINDOWPOS_CENTERED_DISPLAY(0), + kContextWidth, kContextHeight, sdlflags); + if (!sdlwindow) { + fprintf(stderr, "SDL_CreateWindow() failed: %s\n", SDL_GetError()); fprintf(stderr, "forcing 640x480 windowed mode...\n"); - sdlflags &= ~SDL_FULLSCREEN; - if (SDL_SetVideoMode(kContextWidth, kContextHeight, 0, sdlflags) == NULL) - { - fprintf(stderr, "SDL_SetVideoMode() failed: %s\n", SDL_GetError()); + sdlflags &= ~SDL_WINDOW_FULLSCREEN; + sdlwindow = SDL_CreateWindow("Lugaru", SDL_WINDOWPOS_CENTERED_DISPLAY(0), SDL_WINDOWPOS_CENTERED_DISPLAY(0), + kContextWidth, kContextHeight, sdlflags); + + if (!sdlwindow) { + fprintf(stderr, "SDL_CreateWindow() failed: %s\n", SDL_GetError()); return false; } } } - int dblbuf = 0; - if ((SDL_GL_GetAttribute(SDL_GL_DOUBLEBUFFER, &dblbuf) == -1) || (!dblbuf)) - { - fprintf(stderr, "Failed to get double buffered GL context!\n"); + SDL_GLContext glctx = SDL_GL_CreateContext(sdlwindow); + if (!glctx) { + fprintf(stderr, "SDL_GL_CreateContext() failed: %s\n", SDL_GetError()); + SDL_Quit(); + return false; + } + + SDL_GL_MakeCurrent(sdlwindow, glctx); + + if (!lookup_all_glsyms()) { + fprintf(stderr, "Missing required OpenGL functions.\n"); SDL_Quit(); return false; } - if (!lookup_all_glsyms()) + int dblbuf = 0; + if ((SDL_GL_GetAttribute(SDL_GL_DOUBLEBUFFER, &dblbuf) == -1) || (!dblbuf)) { + fprintf(stderr, "Failed to get a double-buffered context.\n"); SDL_Quit(); return false; } + if (SDL_GL_SetSwapInterval(-1) == -1) // try swap_tear first. + SDL_GL_SetSwapInterval(1); + + SDL_ShowCursor(0); if (!cmdline("nomousegrab")) - SDL_WM_GrabInput(SDL_GRAB_ON); - - - glClear( GL_COLOR_BUFFER_BIT ); - swap_gl_buffers(); - - // clear all states - glDisable( GL_ALPHA_TEST); - glDisable( GL_BLEND); - glDisable( GL_DEPTH_TEST); - // glDisable( GL_DITHER); - glDisable( GL_FOG); - glDisable( GL_LIGHTING); - glDisable( GL_LOGIC_OP); - glDisable( GL_TEXTURE_1D); - glDisable( GL_TEXTURE_2D); - glPixelTransferi( GL_MAP_COLOR, GL_FALSE); - glPixelTransferi( GL_RED_SCALE, 1); - glPixelTransferi( GL_RED_BIAS, 0); - glPixelTransferi( GL_GREEN_SCALE, 1); - glPixelTransferi( GL_GREEN_BIAS, 0); - glPixelTransferi( GL_BLUE_SCALE, 1); - glPixelTransferi( GL_BLUE_BIAS, 0); - glPixelTransferi( GL_ALPHA_SCALE, 1); - glPixelTransferi( GL_ALPHA_BIAS, 0); - - // set initial rendering states - glShadeModel( GL_SMOOTH); - glClearDepth( 1.0f); - glDepthFunc( GL_LEQUAL); - glDepthMask( GL_TRUE); - // glDepthRange( FRONT_CLIP, BACK_CLIP); - glEnable( GL_DEPTH_TEST); - glHint( GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST); - glCullFace( GL_FRONT); - glEnable( GL_CULL_FACE); - glEnable( GL_LIGHTING); -// glEnable( GL_LIGHT_MODEL_AMBIENT); - glEnable( GL_DITHER); - glEnable( GL_COLOR_MATERIAL); - glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); - glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); - glAlphaFunc( GL_GREATER, 0.5f); - - GLint width = kContextWidth; - GLint height = kContextHeight; - gMidPoint.h = width / 2; - gMidPoint.v = height / 2; - screenwidth=width; - screenheight=height; - - game.newdetail=detail; - game.newscreenwidth=screenwidth; - game.newscreenheight=screenheight; - - if ( CanInitStereo(stereomode) ) { - InitStereo(stereomode); - } else { - fprintf(stderr, "Failed to initialize stereo, disabling.\n"); - stereomode = stereoNone; - } - - game.InitGame(); - - return true; + SDL_SetRelativeMouseMode(SDL_TRUE); + + initGL(); + + GLint width = kContextWidth; + GLint height = kContextHeight; + gMidPoint.h = width / 2; + gMidPoint.v = height / 2; + screenwidth = width; + screenheight = height; + + newdetail = detail; + newscreenwidth = screenwidth; + newscreenheight = screenheight; + + /* If saved resolution is not in the list, add it to the list (so that it’s selectable in the options) */ + pair startresolution(width,height); + if (resolutions.find(startresolution) == resolutions.end()) { + resolutions.insert(startresolution); + } + + InitGame(); + + return true; } -static void DoMouse(Game & game) +static void DoMouse() { - if(mainmenu|| ( (abs(game.deltah)<10*realmultiplier*1000) && (abs(game.deltav)<10*realmultiplier*1000) )) - { - game.deltah *= usermousesensitivity; - game.deltav *= usermousesensitivity; - game.mousecoordh += game.deltah; - game.mousecoordv += game.deltav; - if (game.mousecoordh < 0) - game.mousecoordh = 0; - else if (game.mousecoordh >= kContextWidth) - game.mousecoordh = kContextWidth - 1; - if (game.mousecoordv < 0) - game.mousecoordv = 0; - else if (game.mousecoordv >= kContextHeight) - game.mousecoordv = kContextHeight - 1; - } + if (mainmenu || ( (abs(deltah) < 10 * realmultiplier * 1000) && (abs(deltav) < 10 * realmultiplier * 1000) )) { + deltah *= usermousesensitivity; + deltav *= usermousesensitivity; + mousecoordh += deltah; + mousecoordv += deltav; + if (mousecoordh < 0) + mousecoordh = 0; + else if (mousecoordh >= kContextWidth) + mousecoordh = kContextWidth - 1; + if (mousecoordv < 0) + mousecoordv = 0; + else if (mousecoordv >= kContextHeight) + mousecoordv = kContextHeight - 1; + } } void DoFrameRate (int update) -{ - static long frames = 0; - - static AbsoluteTime time = {0,0}; - static AbsoluteTime frametime = {0,0}; - AbsoluteTime currTime = UpTime (); - double deltaTime = (float) AbsoluteDeltaToDuration (currTime, frametime); - - if (0 > deltaTime) // if negative microseconds - deltaTime /= -1000000.0; - else // else milliseconds - deltaTime /= 1000.0; - - multiplier=deltaTime; - if(multiplier<.001) multiplier=.001; - if(multiplier>10) multiplier=10; - if(update) frametime = currTime; // reset for next time interval - - deltaTime = (float) AbsoluteDeltaToDuration (currTime, time); - - if (0 > deltaTime) // if negative microseconds - deltaTime /= -1000000.0; - else // else milliseconds - deltaTime /= 1000.0; - frames++; - if (0.001 <= deltaTime) // has update interval passed - { - if(update){ - time = currTime; // reset for next time interval - frames = 0; - } - } +{ + static long frames = 0; + + static AbsoluteTime time = {0, 0}; + static AbsoluteTime frametime = {0, 0}; + AbsoluteTime currTime = UpTime (); + double deltaTime = (float) AbsoluteDeltaToDuration (currTime, frametime); + + if (0 > deltaTime) // if negative microseconds + deltaTime /= -1000000.0; + else // else milliseconds + deltaTime /= 1000.0; + + multiplier = deltaTime; + if (multiplier < .001) + multiplier = .001; + if (multiplier > 10) + multiplier = 10; + if (update) + frametime = currTime; // reset for next time interval + + deltaTime = (float) AbsoluteDeltaToDuration (currTime, time); + + if (0 > deltaTime) // if negative microseconds + deltaTime /= -1000000.0; + else // else milliseconds + deltaTime /= 1000.0; + frames++; + if (0.001 <= deltaTime) { // has update interval passed + if (update) { + time = currTime; // reset for next time interval + frames = 0; + } + } } -void DoUpdate (Game & game) +void DoUpdate () { - static float sps=200; - static int count; - static float oldmult; - - DoFrameRate(1); - if(multiplier>.6)multiplier=.6; - - game.fps=1/multiplier; - - count = multiplier*sps; - if(count<2)count=2; - - realmultiplier=multiplier; - multiplier*=gamespeed; - if(difficulty==1)multiplier*=.9; - if(difficulty==0)multiplier*=.8; - - if(game.loading==4)multiplier*=.00001; - if(slomo&&!mainmenu)multiplier*=slomospeed; - oldmult=multiplier; - multiplier/=(float)count; - - DoMouse(game); - - game.TickOnce(); - - for(int i=0;i deltaTime) // if negative microseconds - deltaTime /= -1000000.0; - else // else milliseconds - deltaTime /= 1000.0; - - ++frames; - - if (deltaTime >= 1) - { - start = currTime; - float avg_channels = (float)num_channels / (float)frames; - - ofstream opstream("log.txt",ios::app); - opstream << "Average frame count: "; - opstream << frames; - opstream << " frames - "; - opstream << avg_channels; - opstream << " per frame.\n"; - opstream.close(); - - frames = 0; - num_channels = 0; - } -*/ - game.DrawGL(); + static float sps = 200; + static int count; + static float oldmult; + + DoFrameRate(1); + if (multiplier > .6) + multiplier = .6; + + fps = 1 / multiplier; + + count = multiplier * sps; + if (count < 2) + count = 2; + + realmultiplier = multiplier; + multiplier *= gamespeed; + if (difficulty == 1) + multiplier *= .9; + if (difficulty == 0) + multiplier *= .8; + + if (loading == 4) + multiplier *= .00001; + if (slomo && !mainmenu) + multiplier *= slomospeed; + oldmult = multiplier; + multiplier /= (float)count; + + DoMouse(); + + TickOnce(); + + for (int i = 0; i < count; i++) { + Tick(); + } + multiplier = oldmult; + + TickOnceAfter(); + /* - Debug code to test how many channels were active on average per frame + static long frames = 0; + + static AbsoluteTime start = {0,0}; + AbsoluteTime currTime = UpTime (); + static int num_channels = 0; + + num_channels += OPENAL_GetChannelsPlaying(); + double deltaTime = (float) AbsoluteDeltaToDuration (currTime, start); + + if (0 > deltaTime) // if negative microseconds + deltaTime /= -1000000.0; + else // else milliseconds + deltaTime /= 1000.0; + + ++frames; + + if (deltaTime >= 1) + { + start = currTime; + float avg_channels = (float)num_channels / (float)frames; + + ofstream opstream("log.txt",ios::app); + opstream << "Average frame count: "; + opstream << frames; + opstream << " frames - "; + opstream << avg_channels; + opstream << " per frame.\n"; + opstream.close(); + + frames = 0; + num_channels = 0; + } + */ + if ( stereomode == stereoNone ) { + DrawGLScene(stereoCenter); + } else { + DrawGLScene(stereoLeft); + DrawGLScene(stereoRight); + } } // -------------------------------------------------------------------------- @@ -542,15 +549,17 @@ void DoUpdate (Game & game) void CleanUp (void) { - LOGFUNC; + LOGFUNC; SDL_Quit(); - #define GL_FUNC(ret,fn,params,call,rt) p##fn = NULL; - #include "glstubs.h" - #undef GL_FUNC +#ifndef __MINGW32__ // FIXME: Temporary workaround for GL-8 +#define GL_FUNC(ret,fn,params,call,rt) p##fn = NULL; +#include "glstubs.h" +#undef GL_FUNC // cheat here...static destructors are calling glDeleteTexture() after // the context is destroyed and libGL unloaded by SDL_Quit(). pglDeleteTextures = glDeleteTextures_doNothing; +#endif // __MINGW32__ } @@ -558,7 +567,7 @@ void CleanUp (void) static bool IsFocused() { - return ((SDL_GetAppState() & SDL_APPINPUTFOCUS) != 0); + return ((SDL_GetWindowFlags(sdlwindow) & SDL_WINDOW_INPUT_FOCUS) != 0); } @@ -572,19 +581,16 @@ static char *findBinaryInPath(const char *bin, char *envr) char *start = envr; char *ptr; - do - { + do { size_t size; ptr = strchr(start, ':'); /* find next $PATH separator. */ if (ptr) *ptr = '\0'; size = strlen(start) + strlen(bin) + 2; - if (size > alloc_size) - { + if (size > alloc_size) { char *x = (char *) realloc(exe, size); - if (x == NULL) - { + if (x == NULL) { if (exe != NULL) free(exe); return(NULL); @@ -600,8 +606,7 @@ static char *findBinaryInPath(const char *bin, char *envr) strcat(exe, "/"); strcat(exe, bin); - if (access(exe, X_OK) == 0) /* Exists as executable? We're done. */ - { + if (access(exe, X_OK) == 0) { /* Exists as executable? We're done. */ strcpy(exe, start); /* i'm lazy. piss off. */ return(exe); } /* if */ @@ -622,9 +627,7 @@ char *calcBaseDir(const char *argv0) char *retval; char *envr; - const char *ptr = strrchr((char *)argv0, '/'); - if (strchr(argv0, '/')) - { + if (strchr(argv0, '/')) { retval = strdup(argv0); if (retval) *((char *) strrchr(retval, '/')) = '\0'; @@ -632,9 +635,11 @@ char *calcBaseDir(const char *argv0) } envr = getenv("PATH"); - if (!envr) return NULL; + if (!envr) + return NULL; envr = strdup(envr); - if (!envr) return NULL; + if (!envr) + return NULL; retval = findBinaryInPath(argv0, envr); free(envr); return(retval); @@ -643,21 +648,19 @@ char *calcBaseDir(const char *argv0) static inline void chdirToAppPath(const char *argv0) { char *dir = calcBaseDir(argv0); - if (dir) - { - #if (defined(__APPLE__) && defined(__MACH__)) + if (dir) { +#if (defined(__APPLE__) && defined(__MACH__)) // Chop off /Contents/MacOS if it's at the end of the string, so we // land in the base of the app bundle. const size_t len = strlen(dir); const char *bundledirs = "/Contents/MacOS"; const size_t bundledirslen = strlen(bundledirs); - if (len > bundledirslen) - { + if (len > bundledirslen) { char *ptr = (dir + len) - bundledirslen; if (strcasecmp(ptr, bundledirs) == 0) *ptr = '\0'; } - #endif +#endif chdir(dir); free(dir); } @@ -667,368 +670,79 @@ static inline void chdirToAppPath(const char *argv0) int main(int argc, char **argv) { -#ifndef __MINGW32__ _argc = argc; _argv = argv; -#endif // !!! FIXME: we could use a Win32 API for this. --ryan. #ifndef WIN32 chdirToAppPath(argv[0]); #endif - LOGFUNC; + LOGFUNC; - try - { - { - Game game; - pgame = &game; + try { + { + newGame(); - //ofstream os("error.txt"); - //os.close(); - //ofstream os("log.txt"); - //os.close(); + //ofstream os("error.txt"); + //os.close(); + //ofstream os("log.txt"); + //os.close(); - if (!SetUp (game)) + if (!SetUp ()) return 42; - while (!gDone&&!game.quit&&(!game.tryquit)) - { - if (IsFocused()) - { - gameFocused = true; - - // check windows messages - - game.deltah = 0; - game.deltav = 0; - SDL_Event e; - if(!game.isWaiting()) { - // message pump - while( SDL_PollEvent( &e ) ) - { - if( e.type == SDL_QUIT ) - { - gDone=true; - break; - } - sdlEventProc(e, game); - } - } - - // game - DoUpdate(game); - } - else - { - if (gameFocused) - { - // allow game chance to pause - gameFocused = false; - DoUpdate(game); - } - - // game is not in focus, give CPU time to other apps by waiting for messages instead of 'peeking' - SDL_ActiveEvent evt; - SDL_WaitEvent((SDL_Event*)&evt); - if (evt.type == SDL_ACTIVEEVENT && evt.gain == 1) - gameFocused = true; - else if (evt.type == SDL_QUIT) - gDone = true; - } - } - - } - pgame = 0; - - CleanUp (); - - return 0; - } - catch (const std::exception& error) - { - CleanUp(); - - std::string e = "Caught exception: "; - e += error.what(); - - LOG(e); - - MessageBox(g_windowHandle, error.what(), "ERROR", MB_OK | MB_ICONEXCLAMATION); - } - - CleanUp(); - - return -1; -} - - - -// -------------------------------------------------------------------------- - - -bool LoadImage(const char * fname, TGAImageRec & tex) -{ - if ( tex.data == NULL ) - return false; - else - return load_image(fname, tex); -} - -void ScreenShot(const char * fname) -{ - -} - - - -static bool load_image(const char *file_name, TGAImageRec &tex) -{ - const char *ptr = strrchr((char *)file_name, '.'); - if (ptr) - { - if (strcasecmp(ptr+1, "png") == 0) - return load_png(file_name, tex); - else if (strcasecmp(ptr+1, "jpg") == 0) - return load_jpg(file_name, tex); - } - - STUBBED("Unsupported image type"); - return false; -} - - -struct my_error_mgr { - struct jpeg_error_mgr pub; /* "public" fields */ - jmp_buf setjmp_buffer; /* for return to caller */ -}; -typedef struct my_error_mgr * my_error_ptr; - - -static void my_error_exit(j_common_ptr cinfo) -{ - struct my_error_mgr *err = (struct my_error_mgr *)cinfo->err; - longjmp(err->setjmp_buffer, 1); -} - -/* stolen from public domain example.c code in libjpg distribution. */ -static bool load_jpg(const char *file_name, TGAImageRec &tex) -{ - struct jpeg_decompress_struct cinfo; - struct my_error_mgr jerr; - JSAMPROW buffer[1]; /* Output row buffer */ - int row_stride; /* physical row width in output buffer */ - FILE *infile = fopen(file_name, "rb"); - - if (infile == NULL) - return false; - - cinfo.err = jpeg_std_error(&jerr.pub); - jerr.pub.error_exit = my_error_exit; - if (setjmp(jerr.setjmp_buffer)) { - jpeg_destroy_decompress(&cinfo); - fclose(infile); - return false; - } - - jpeg_create_decompress(&cinfo); - jpeg_stdio_src(&cinfo, infile); - (void) jpeg_read_header(&cinfo, TRUE); - - cinfo.out_color_space = JCS_RGB; - cinfo.quantize_colors = 0; - (void) jpeg_calc_output_dimensions(&cinfo); - (void) jpeg_start_decompress(&cinfo); - - row_stride = cinfo.output_width * cinfo.output_components; - tex.sizeX = cinfo.output_width; - tex.sizeY = cinfo.output_height; - tex.bpp = 24; - - while (cinfo.output_scanline < cinfo.output_height) { - buffer[0] = (JSAMPROW)(char *)tex.data + - ((cinfo.output_height-1) - cinfo.output_scanline) * row_stride; - (void) jpeg_read_scanlines(&cinfo, buffer, 1); - } - - (void) jpeg_finish_decompress(&cinfo); - jpeg_destroy_decompress(&cinfo); - fclose(infile); - - return true; -} - - -/* stolen from public domain example.c code in libpng distribution. */ -static bool load_png(const char *file_name, TGAImageRec &tex) -{ - bool hasalpha = false; - png_structp png_ptr = NULL; - png_infop info_ptr = NULL; - png_uint_32 width, height; - int bit_depth, color_type, interlace_type; - png_byte **rows = NULL; - bool retval = false; - png_byte **row_pointers = NULL; - FILE *fp = fopen(file_name, "rb"); - - if (fp == NULL) - return(NULL); - - png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL); - if (png_ptr == NULL) - goto png_done; - - info_ptr = png_create_info_struct(png_ptr); - if (info_ptr == NULL) - goto png_done; - - if (setjmp(png_jmpbuf(png_ptr))) - goto png_done; - - png_init_io(png_ptr, fp); - png_read_png(png_ptr, info_ptr, - PNG_TRANSFORM_STRIP_16 | PNG_TRANSFORM_PACKING, - NULL); - png_get_IHDR(png_ptr, info_ptr, &width, &height, - &bit_depth, &color_type, &interlace_type, NULL, NULL); - - if (bit_depth != 8) // transform SHOULD handle this... - goto png_done; - - if (color_type & PNG_COLOR_MASK_PALETTE) // !!! FIXME? - goto png_done; - - if ((color_type & PNG_COLOR_MASK_COLOR) == 0) // !!! FIXME? - goto png_done; - - hasalpha = ((color_type & PNG_COLOR_MASK_ALPHA) != 0); - row_pointers = png_get_rows(png_ptr, info_ptr); - if (!row_pointers) - goto png_done; - - if (!hasalpha) - { - png_byte *dst = tex.data; - for (int i = height-1; i >= 0; i--) - { - png_byte *src = row_pointers[i]; - for (int j = 0; j < width; j++) - { - dst[0] = src[0]; - dst[1] = src[1]; - dst[2] = src[2]; - dst[3] = 0xFF; - src += 3; - dst += 4; + while (!gDone && !tryquit) { + if (IsFocused()) { + gameFocused = true; + + // check windows messages + + deltah = 0; + deltav = 0; + SDL_Event e; + if (!waiting) { + // message pump + while ( SDL_PollEvent( &e ) ) { + if (!sdlEventProc(e)) { + gDone = true; + break; + } + } + } + + // game + DoUpdate(); + } else { + if (gameFocused) { + // allow game chance to pause + gameFocused = false; + DoUpdate(); + } + + // game is not in focus, give CPU time to other apps by waiting for messages instead of 'peeking' + SDL_WaitEvent(0); + } } + + deleteGame(); } - } - else - { - png_byte *dst = tex.data; - int pitch = width * 4; - for (int i = height-1; i >= 0; i--, dst += pitch) - memcpy(dst, row_pointers[i], pitch); - } + CleanUp (); - tex.sizeX = width; - tex.sizeY = height; - tex.bpp = 32; - retval = true; + return 0; + } catch (const std::exception& error) { + CleanUp(); -png_done: - png_destroy_read_struct(&png_ptr, &info_ptr, NULL); - if (fp) - fclose(fp); - return (retval); -} + std::string e = "Caught exception: "; + e += error.what(); + LOG(e); -bool save_image(const char *file_name) -{ - const char *ptr = strrchr((char *)file_name, '.'); - if (ptr) - { - if (strcasecmp(ptr+1, "png") == 0) - return save_png(file_name); + MessageBox(g_windowHandle, error.what(), "ERROR", MB_OK | MB_ICONEXCLAMATION); } - STUBBED("Unsupported image type"); - return false; -} + CleanUp(); - -static bool save_png(const char *file_name) -{ - FILE *fp = NULL; - png_structp png_ptr = NULL; - png_infop info_ptr = NULL; - bool retval = false; - - fp = fopen(file_name, "wb"); - if (fp == NULL) - return false; - - png_bytep *row_pointers = new png_bytep[kContextHeight]; - png_bytep screenshot = new png_byte[kContextWidth * kContextHeight * 3]; - if ((!screenshot) || (!row_pointers)) - goto save_png_done; - - glGetError(); - glReadPixels(0, 0, kContextWidth, kContextHeight, - GL_RGB, GL_UNSIGNED_BYTE, screenshot); - if (glGetError() != GL_NO_ERROR) - goto save_png_done; - - for (int i = 0; i < kContextHeight; i++) - row_pointers[i] = screenshot + ((kContextWidth * ((kContextHeight-1) - i)) * 3); - - png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL); - if (png_ptr == NULL) - goto save_png_done; - - info_ptr = png_create_info_struct(png_ptr); - if (info_ptr == NULL) - goto save_png_done; - - if (setjmp(png_jmpbuf(png_ptr))) - goto save_png_done; - - png_init_io(png_ptr, fp); - - if (setjmp(png_jmpbuf(png_ptr))) - goto save_png_done; - - png_set_IHDR(png_ptr, info_ptr, kContextWidth, kContextHeight, - 8, PNG_COLOR_TYPE_RGB, PNG_INTERLACE_NONE, - PNG_COMPRESSION_TYPE_BASE, PNG_FILTER_TYPE_BASE); - - png_write_info(png_ptr, info_ptr); - - if (setjmp(png_jmpbuf(png_ptr))) - goto save_png_done; - - png_write_image(png_ptr, row_pointers); - - if (setjmp(png_jmpbuf(png_ptr))) - goto save_png_done; - - png_write_end(png_ptr, NULL); - retval = true; - -save_png_done: - png_destroy_write_struct(&png_ptr, &info_ptr); - delete[] screenshot; - delete[] row_pointers; - if (fp) - fclose(fp); - if (!retval) - unlink(ConvertFileName(file_name)); - return retval; + return -1; } - - -