/* Initialise the double buffered display */
bool screenInitialise()
{
GLint glMaxTUs;
GLenum err;
glErrors();
err = glewInit();
if (GLEW_OK != err)
{
debug(LOG_FATAL, "Error: %s", glewGetErrorString(err));
exit(1);
}
/* Dump general information about OpenGL implementation to the console and the dump file */
ssprintf(opengl.vendor, "OpenGL Vendor: %s", glGetString(GL_VENDOR));
addDumpInfo(opengl.vendor);
debug(LOG_3D, "%s", opengl.vendor);
ssprintf(opengl.renderer, "OpenGL Renderer: %s", glGetString(GL_RENDERER));
addDumpInfo(opengl.renderer);
debug(LOG_3D, "%s", opengl.renderer);
ssprintf(opengl.version, "OpenGL Version: %s", glGetString(GL_VERSION));
addDumpInfo(opengl.version);
debug(LOG_3D, "%s", opengl.version);
ssprintf(opengl.GLEWversion, "GLEW Version: %s", glewGetString(GLEW_VERSION));
addDumpInfo(opengl.GLEWversion);
debug(LOG_3D, "%s", opengl.GLEWversion);
GLubyte const *extensionsBegin = glGetString(GL_EXTENSIONS);
GLubyte const *extensionsEnd = extensionsBegin + strlen((char const *)extensionsBegin);
std::vector<std::string> glExtensions;
for (GLubyte const *i = extensionsBegin; i < extensionsEnd; )
{
GLubyte const *j = std::find(i, extensionsEnd, ' ');
glExtensions.push_back(std::string(i, j));
i = j + 1;
}
/* Dump extended information about OpenGL implementation to the console */
std::string line;
for (unsigned n = 0; n < glExtensions.size(); ++n)
{
std::string word = " ";
word += glExtensions[n];
if (n + 1 != glExtensions.size())
{
word += ',';
}
if (line.size() + word.size() > 160)
{
debug(LOG_3D, "OpenGL Extensions:%s", line.c_str());
line.clear();
}
line += word;
}
debug(LOG_3D, "OpenGL Extensions:%s", line.c_str());
debug(LOG_3D, "Notable OpenGL features:");
debug(LOG_3D, " * OpenGL 1.2 %s supported!", GLEW_VERSION_1_2 ? "is" : "is NOT");
debug(LOG_3D, " * OpenGL 1.3 %s supported!", GLEW_VERSION_1_3 ? "is" : "is NOT");
debug(LOG_3D, " * OpenGL 1.4 %s supported!", GLEW_VERSION_1_4 ? "is" : "is NOT");
debug(LOG_3D, " * OpenGL 1.5 %s supported!", GLEW_VERSION_1_5 ? "is" : "is NOT");
debug(LOG_3D, " * OpenGL 2.0 %s supported!", GLEW_VERSION_2_0 ? "is" : "is NOT");
debug(LOG_3D, " * OpenGL 2.1 %s supported!", GLEW_VERSION_2_1 ? "is" : "is NOT");
debug(LOG_3D, " * OpenGL 3.0 %s supported!", GLEW_VERSION_3_0 ? "is" : "is NOT");
debug(LOG_3D, " * Texture compression %s supported.", GLEW_ARB_texture_compression ? "is" : "is NOT");
debug(LOG_3D, " * Two side stencil %s supported.", GLEW_EXT_stencil_two_side ? "is" : "is NOT");
debug(LOG_3D, " * ATI separate stencil is%s supported.", GLEW_ATI_separate_stencil ? "" : " NOT");
debug(LOG_3D, " * Stencil wrap %s supported.", GLEW_EXT_stencil_wrap ? "is" : "is NOT");
debug(LOG_3D, " * Anisotropic filtering %s supported.", GLEW_EXT_texture_filter_anisotropic ? "is" : "is NOT");
debug(LOG_3D, " * Rectangular texture %s supported.", GLEW_ARB_texture_rectangle ? "is" : "is NOT");
debug(LOG_3D, " * FrameBuffer Object (FBO) %s supported.", GLEW_EXT_framebuffer_object ? "is" : "is NOT");
debug(LOG_3D, " * ARB Vertex Buffer Object (VBO) %s supported.", GLEW_ARB_vertex_buffer_object ? "is" : "is NOT");
debug(LOG_3D, " * NPOT %s supported.", GLEW_ARB_texture_non_power_of_two ? "is" : "is NOT");
debug(LOG_3D, " * texture cube_map %s supported.", GLEW_ARB_texture_cube_map ? "is" : "is NOT");
glGetIntegerv(GL_MAX_TEXTURE_UNITS, &glMaxTUs);
debug(LOG_3D, " * Total number of Texture Units (TUs) supported is %d.", (int) glMaxTUs);
debug(LOG_3D, " * GL_ARB_timer_query %s supported!", GLEW_ARB_timer_query ? "is" : "is NOT");
screenWidth = MAX(screenWidth, 640);
screenHeight = MAX(screenHeight, 480);
std::pair<int, int> glslVersion(0, 0);
if (GLEW_ARB_shading_language_100 && GLEW_ARB_shader_objects)
{
sscanf((char const *)glGetString(GL_SHADING_LANGUAGE_VERSION), "%d.%d", &glslVersion.first, &glslVersion.second);
/* Dump information about OpenGL 2.0+ implementation to the console and the dump file */
GLint glMaxTIUs, glMaxTCs, glMaxTIUAs, glmaxSamples, glmaxSamplesbuf;
debug(LOG_3D, " * OpenGL GLSL Version : %s", glGetString(GL_SHADING_LANGUAGE_VERSION));
ssprintf(opengl.GLSLversion, "OpenGL GLSL Version : %s", glGetString(GL_SHADING_LANGUAGE_VERSION));
addDumpInfo(opengl.GLSLversion);
glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS, &glMaxTIUs);
debug(LOG_3D, " * Total number of Texture Image Units (TIUs) supported is %d.", (int) glMaxTIUs);
glGetIntegerv(GL_MAX_TEXTURE_COORDS, &glMaxTCs);
debug(LOG_3D, " * Total number of Texture Coords (TCs) supported is %d.", (int) glMaxTCs);
glGetIntegerv(GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS_ARB,&glMaxTIUAs);
debug(LOG_3D, " * Total number of Texture Image Units ARB(TIUAs) supported is %d.", (int) glMaxTIUAs);
glGetIntegerv(GL_SAMPLE_BUFFERS, &glmaxSamplesbuf);
debug(LOG_3D, " * (current) Max Sample buffer is %d.", (int) glmaxSamplesbuf);
glGetIntegerv(GL_SAMPLES, &glmaxSamples);
debug(LOG_3D, " * (current) Max Sample level is %d.", (int) glmaxSamples);
}
bool haveARB_vertex_buffer_object = GLEW_ARB_vertex_buffer_object || GLEW_VERSION_1_5;
bool canRunShaders = GLEW_VERSION_1_2 && haveARB_vertex_buffer_object && glslVersion >= std::make_pair(1, 20); // glGetString(GL_SHADING_LANGUAGE_VERSION) >= "1.20"
screen_EnableMissingFunctions(); // We need to do this before pie_LoadShaders(), but the effect of this call will be undone later by iV_TextInit(), so we will need to call it again.
if (!canRunShaders || !pie_LoadShaders())
{
writeGameInfo("WZdebuginfo.txt");
debug(LOG_FATAL, _("OpenGL GLSL shader version 1.20 is not supported by your system. The game requires this. Please upgrade your graphics drivers/hardware, if possible."));
exit(1);
}
glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
pie_Skybox_Init();
// Generate backdrop render
backdropGfx = new GFX(GFX_TEXTURE, GL_TRIANGLE_STRIP, 2);
if (GLEW_ARB_timer_query)
{
glGenQueries(PERF_COUNT, perfpos);
}
glErrors();
return true;
}
int realmain(int argc, char *argv[])
{
// The libcrypto startup stuff... May or may not actually be needed for anything at all.
ERR_load_crypto_strings(); // This is needed for descriptive error messages.
OpenSSL_add_all_algorithms(); // Don't actually use the EVP functions, so probably not needed.
OPENSSL_config(nullptr); // What does this actually do?
#ifdef WZ_OS_WIN
RAND_screen(); // Uses a screenshot as a random seed, on systems lacking /dev/random.
#endif
wzMain(argc, argv);
int utfargc = argc;
const char** utfargv = (const char**)argv;
#ifdef WZ_OS_MAC
cocoaInit();
#endif
debug_init();
debug_register_callback( debug_callback_stderr, NULL, NULL, NULL );
#if defined(WZ_OS_WIN) && defined(DEBUG_INSANE)
debug_register_callback( debug_callback_win32debug, NULL, NULL, NULL );
#endif // WZ_OS_WIN && DEBUG_INSANE
// *****
// NOTE: Try *NOT* to use debug() output routines without some other method of informing the user. All this output is sent to /dev/nul at this point on some platforms!
// *****
if (!getUTF8CmdLine(&utfargc, &utfargv))
{
return EXIT_FAILURE;
}
QTextCodec::setCodecForCStrings(QTextCodec::codecForName("UTF-8")); // make Qt treat all C strings in Warzone as UTF-8
setupExceptionHandler(utfargc, utfargv, version_getFormattedVersionString());
/*** Initialize PhysicsFS ***/
initialize_PhysicsFS(utfargv[0]);
/*** Initialize translations ***/
initI18n();
// find early boot info
if (!ParseCommandLineEarly(utfargc, utfargv))
{
return EXIT_FAILURE;
}
/* Initialize the write/config directory for PhysicsFS.
* This needs to be done __after__ the early commandline parsing,
* because the user might tell us to use an alternative configuration
* directory.
*/
initialize_ConfigDir();
/*** Initialize directory structure ***/
make_dir(ScreenDumpPath, "screenshots", NULL);
make_dir(SaveGamePath, "savegames", NULL);
PHYSFS_mkdir("savegames/campaign");
PHYSFS_mkdir("savegames/skirmish");
make_dir(MultiCustomMapsPath, "maps", NULL); // MUST have this to prevent crashes when getting map
PHYSFS_mkdir("music");
PHYSFS_mkdir("logs"); // a place to hold our netplay, mingw crash reports & WZ logs
PHYSFS_mkdir("userdata"); // a place to store per-mod data user generated data
memset(rulesettag, 0, sizeof(rulesettag)); // tag to add to userdata to find user generated stuff
make_dir(MultiPlayersPath, "multiplay", NULL);
make_dir(MultiPlayersPath, "multiplay", "players");
if (!customDebugfile)
{
// there was no custom debug file specified (--debug-file=blah)
// so we use our write directory to store our logs.
time_t aclock;
struct tm *newtime;
char buf[PATH_MAX];
time( &aclock ); // Get time in seconds
newtime = localtime( &aclock ); // Convert time to struct
// Note: We are using fopen(), and not physfs routines to open the file
// log name is logs/(or \)WZlog-MMDD_HHMMSS.txt
snprintf(buf, sizeof(buf), "%slogs%sWZlog-%02d%02d_%02d%02d%02d.txt", PHYSFS_getWriteDir(), PHYSFS_getDirSeparator(),
newtime->tm_mon + 1, newtime->tm_mday, newtime->tm_hour, newtime->tm_min, newtime->tm_sec );
debug_register_callback( debug_callback_file, debug_callback_file_init, debug_callback_file_exit, buf );
// FIXME: Change this to LOG_WZ on next release
debug(LOG_INFO, "Using %s debug file", buf);
}
// NOTE: it is now safe to use debug() calls to make sure output gets captured.
check_Physfs();
debug(LOG_WZ, "Warzone 2100 - %s", version_getFormattedVersionString());
debug(LOG_WZ, "Using language: %s", getLanguage());
debug(LOG_WZ, "Backend: %s", BACKEND);
debug(LOG_MEMORY, "sizeof: SIMPLE_OBJECT=%ld, BASE_OBJECT=%ld, DROID=%ld, STRUCTURE=%ld, FEATURE=%ld, PROJECTILE=%ld",
(long)sizeof(SIMPLE_OBJECT), (long)sizeof(BASE_OBJECT), (long)sizeof(DROID), (long)sizeof(STRUCTURE), (long)sizeof(FEATURE), (long)sizeof(PROJECTILE));
/* Put in the writedir root */
sstrcpy(KeyMapPath, "keymap.map");
// initialise all the command line states
war_SetDefaultStates();
debug(LOG_MAIN, "initializing");
PhysicsEngineHandler engine; // register abstract physfs filesystem
loadConfig();
// parse the command line
if (!ParseCommandLine(utfargc, utfargv))
{
return EXIT_FAILURE;
}
// Save new (commandline) settings
saveConfig();
// Find out where to find the data
scanDataDirs();
// Now we check the mods to see if they exist or not (specified on the command line)
// They are all capped at 100 mods max(see clparse.c)
// FIX ME: I know this is a bit hackish, but better than nothing for now?
{
char *modname;
char modtocheck[256];
int i = 0;
int result = 0;
// check global mods
for(i=0; i < 100; i++)
{
modname = global_mods[i];
if (modname == NULL)
{
break;
}
ssprintf(modtocheck, "mods/global/%s", modname);
result = PHYSFS_exists(modtocheck);
result |= PHYSFS_isDirectory(modtocheck);
if (!result)
{
debug(LOG_ERROR, "The (global) mod (%s) you have specified doesn't exist!", modname);
}
else
{
info("(global) mod (%s) is enabled", modname);
}
}
// check campaign mods
for(i=0; i < 100; i++)
{
modname = campaign_mods[i];
if (modname == NULL)
{
break;
}
ssprintf(modtocheck, "mods/campaign/%s", modname);
result = PHYSFS_exists(modtocheck);
result |= PHYSFS_isDirectory(modtocheck);
if (!result)
{
debug(LOG_ERROR, "The mod_ca (%s) you have specified doesn't exist!", modname);
}
else
{
info("mod_ca (%s) is enabled", modname);
}
}
// check multiplay mods
for(i=0; i < 100; i++)
{
modname = multiplay_mods[i];
if (modname == NULL)
{
break;
}
ssprintf(modtocheck, "mods/multiplay/%s", modname);
result = PHYSFS_exists(modtocheck);
result |= PHYSFS_isDirectory(modtocheck);
if (!result)
{
debug(LOG_ERROR, "The mod_mp (%s) you have specified doesn't exist!", modname);
}
else
{
info("mod_mp (%s) is enabled", modname);
}
}
}
if (!wzMain2(war_getFSAA(), war_getFullscreen(), war_GetVsync()))
{
return EXIT_FAILURE;
}
int w = pie_GetVideoBufferWidth();
int h = pie_GetVideoBufferHeight();
char buf[256];
ssprintf(buf, "Video Mode %d x %d (%s)", w, h, war_getFullscreen() ? "fullscreen" : "window");
addDumpInfo(buf);
debug(LOG_MAIN, "Final initialization");
if (!frameInitialise())
{
return EXIT_FAILURE;
}
if (!screenInitialise())
{
return EXIT_FAILURE;
}
if (!pie_LoadShaders())
{
return EXIT_FAILURE;
}
war_SetWidth(pie_GetVideoBufferWidth());
war_SetHeight(pie_GetVideoBufferHeight());
pie_SetFogStatus(false);
pie_ScreenFlip(CLEAR_BLACK);
pal_Init();
pie_LoadBackDrop(SCREEN_RANDOMBDROP);
pie_SetFogStatus(false);
pie_ScreenFlip(CLEAR_BLACK);
if (!systemInitialise())
{
return EXIT_FAILURE;
}
//set all the pause states to false
setAllPauseStates(false);
// Copy this info to be used by the crash handler for the dump file
ssprintf(buf,"Using Backend: %s", BACKEND);
addDumpInfo(buf);
ssprintf(buf,"Using language: %s", getLanguageName());
addDumpInfo(buf);
// Do the game mode specific initialisation.
switch(GetGameMode())
{
case GS_TITLE_SCREEN:
startTitleLoop();
break;
case GS_SAVEGAMELOAD:
initSaveGameLoad();
break;
case GS_NORMAL:
startGameLoop();
break;
default:
debug(LOG_ERROR, "Weirdy game status, I'm afraid!!");
break;
}
#if defined(WZ_CC_MSVC) && defined(DEBUG)
debug_MEMSTATS();
#endif
debug(LOG_MAIN, "Entering main loop");
wzMain3();
saveConfig();
systemShutdown();
#ifdef WZ_OS_WIN // clean up the memory allocated for the command line conversion
for (int i=0; i<argc; i++)
{
const char*** const utfargvF = &utfargv;
free((void *)(*utfargvF)[i]);
}
free(utfargv);
#endif
wzShutdown();
debug(LOG_MAIN, "Completed shutting down Warzone 2100");
return EXIT_SUCCESS;
}
/* Initialise the double buffered display */
bool screenInitialise()
{
char buf[256];
GLint glMaxTUs;
GLenum err;
glErrors();
err = glewInit();
if (GLEW_OK != err)
{
debug(LOG_FATAL, "Error: %s", glewGetErrorString(err));
exit(1);
}
// Copy this info to be used by the crash handler for the dump file
ssprintf(buf, "OpenGL Vendor: %s", glGetString(GL_VENDOR));
addDumpInfo(buf);
ssprintf(buf, "OpenGL Renderer: %s", glGetString(GL_RENDERER));
addDumpInfo(buf);
ssprintf(buf, "OpenGL Version: %s", glGetString(GL_VERSION));
addDumpInfo(buf);
if (GLEW_VERSION_2_0)
{
ssprintf(buf, "OpenGL GLSL Version : %s", glGetString(GL_SHADING_LANGUAGE_VERSION));
addDumpInfo(buf);
}
/* Dump general information about OpenGL implementation to the console and the dump file */
ssprintf(buf, "OpenGL Vendor: %s", glGetString(GL_VENDOR));
addDumpInfo(buf);
debug(LOG_3D, "%s", buf);
ssprintf(buf, "OpenGL Renderer: %s", glGetString(GL_RENDERER));
addDumpInfo(buf);
debug(LOG_3D, "%s", buf);
ssprintf(buf, "OpenGL Version: %s", glGetString(GL_VERSION));
addDumpInfo(buf);
debug(LOG_3D, "%s", buf);
ssprintf(buf, "GLEW Version: %s", glewGetString(GLEW_VERSION));
addDumpInfo(buf);
debug(LOG_3D, "%s", buf);
/* Dump extended information about OpenGL implementation to the console */
debug(LOG_3D, "OpenGL Extensions : %s", glGetString(GL_EXTENSIONS)); // FIXME This is too much for MAX_LEN_LOG_LINE
debug(LOG_3D, "Supported OpenGL extensions:");
debug(LOG_3D, " * OpenGL 1.2 %s supported!", GLEW_VERSION_1_2 ? "is" : "is NOT");
debug(LOG_3D, " * OpenGL 1.3 %s supported!", GLEW_VERSION_1_3 ? "is" : "is NOT");
debug(LOG_3D, " * OpenGL 1.4 %s supported!", GLEW_VERSION_1_4 ? "is" : "is NOT");
debug(LOG_3D, " * OpenGL 1.5 %s supported!", GLEW_VERSION_1_5 ? "is" : "is NOT");
debug(LOG_3D, " * OpenGL 2.0 %s supported!", GLEW_VERSION_2_0 ? "is" : "is NOT");
debug(LOG_3D, " * OpenGL 2.1 %s supported!", GLEW_VERSION_2_1 ? "is" : "is NOT");
debug(LOG_3D, " * OpenGL 3.0 %s supported!", GLEW_VERSION_3_0 ? "is" : "is NOT");
debug(LOG_3D, " * Texture compression %s supported.", GLEW_ARB_texture_compression ? "is" : "is NOT");
debug(LOG_3D, " * Two side stencil %s supported.", GLEW_EXT_stencil_two_side ? "is" : "is NOT");
debug(LOG_3D, " * ATI separate stencil is%s supported.", GLEW_ATI_separate_stencil ? "" : " NOT");
debug(LOG_3D, " * Stencil wrap %s supported.", GLEW_EXT_stencil_wrap ? "is" : "is NOT");
debug(LOG_3D, " * Anisotropic filtering %s supported.", GLEW_EXT_texture_filter_anisotropic ? "is" : "is NOT");
debug(LOG_3D, " * Rectangular texture %s supported.", GLEW_ARB_texture_rectangle ? "is" : "is NOT");
debug(LOG_3D, " * FrameBuffer Object (FBO) %s supported.", GLEW_EXT_framebuffer_object ? "is" : "is NOT");
debug(LOG_3D, " * Vertex Buffer Object (VBO) %s supported.", GLEW_ARB_vertex_buffer_object ? "is" : "is NOT");
debug(LOG_3D, " * NPOT %s supported.", GLEW_ARB_texture_non_power_of_two ? "is" : "is NOT");
debug(LOG_3D, " * texture cube_map %s supported.", GLEW_ARB_texture_cube_map ? "is" : "is NOT");
glGetIntegerv(GL_MAX_TEXTURE_UNITS, &glMaxTUs);
debug(LOG_3D, " * Total number of Texture Units (TUs) supported is %d.", (int) glMaxTUs);
screenWidth = MAX(screenWidth, 640);
screenHeight = MAX(screenHeight, 480);
/* Dump information about OpenGL 2.0+ implementation to the console and the dump file */
if (GLEW_VERSION_2_0)
{
GLint glMaxTIUs, glMaxTCs, glMaxTIUAs, glmaxSamples, glmaxSamplesbuf;
debug(LOG_3D, " * OpenGL GLSL Version : %s", glGetString(GL_SHADING_LANGUAGE_VERSION));
ssprintf(buf, "OpenGL GLSL Version : %s", glGetString(GL_SHADING_LANGUAGE_VERSION));
addDumpInfo(buf);
glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS, &glMaxTIUs);
debug(LOG_3D, " * Total number of Texture Image Units (TIUs) supported is %d.", (int) glMaxTIUs);
glGetIntegerv(GL_MAX_TEXTURE_COORDS, &glMaxTCs);
debug(LOG_3D, " * Total number of Texture Coords (TCs) supported is %d.", (int) glMaxTCs);
glGetIntegerv(GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS_ARB,&glMaxTIUAs);
debug(LOG_3D, " * Total number of Texture Image Units ARB(TIUAs) supported is %d.", (int) glMaxTIUAs);
glGetIntegerv(GL_SAMPLE_BUFFERS, &glmaxSamplesbuf);
debug(LOG_3D, " * (current) Max Sample buffer is %d.", (int) glmaxSamplesbuf);
glGetIntegerv(GL_SAMPLES, &glmaxSamples);
debug(LOG_3D, " * (current) Max Sample level is %d.", (int) glmaxSamples);
pie_LoadShaders();
}
else
{
debug(LOG_FATAL, "OpenGL 2.0 is not supported by your system. The game require this. Please upgrade your graphics drivers, if possible.");
exit(1);
}
glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_ACCUM_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
glErrors();
return true;
}