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There is more to C 26.11. 2012 FI MUNI Juraj Michálekhttp://georgik.sinusgear.com http://twitter.com/sinusgear

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Something about me ;-)

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ContentWhy C rocks? libuv

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#1 language 2012http://www.tiobe.com

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Trends

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Interactive C - Robot● Handyboard● Motorola 68AX11● derrived from C● http://www.kipr.org● http://www.boatball.org

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PortabilityLinux – Windows – Mac – BSD http://suacommunity.com/

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Clone examples Available at GitHub: https://github.com/georgik/fimuni-c-cpp-examplesgit clone git://github.com/georgik/fimuni-c-cpp-examples.git

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AllegroAllegro Low Level Game Routines

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Allegro - featureskeyboard, mouse, touch screen audio, video, graphics timers, events data files

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Allegro 5.1 Win, Lin, Mac iOS, Androidhttp://alleg.sourceforge.net/a5docs/refman/

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Initialization al_init();

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Graphic environmental_create_display(int w, int h)

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ALLEGRO_BITMAP Structure for bitmapsALLEGRO_BITMAP *bmp = create_bitmap(x,y);

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Graphics al_putpixel(x, y, color) al_load_bitmap(filename);al_draw_bitmap(bmp, 10, 10, 0);

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Release memoryal_destroy_bitmap(bmp);

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Keyboard al_install_keyboard()al_uninstall_keyboard()event.keyboard.keycode

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Mouse al_install_mouse() al_uninstall_mouse()al_get_mouse_state(&msestate);

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Additional Allegro libraries Allegttf - True Type fonts supportAllegGL – HW accelerated graphics DUMB - audio (Vorbis/Ogg)

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Compilation Configuration script: allegro-config Linux, Unix, MacOS: gcc foo.cc -o foo `allegro-config --libs`gcc foo.cc -o foo `pkg-config --libs --cflags allegro-5.0` iPhone – requires Xcode Android – requires Android SDK

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CMake – Cross Platform Make http://www.cmake.org

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Allegro – CMake – MSVC 2012Requires: DirectX SDK (e.g. Windows SDK for Windows 8)Small tweak to run examples: http://georgik.sinusgear.com/2012/11/18/allegro5-1-and-visual-studio-2012-unable-to-start-examples-missing-dll-files/

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Allegro – CMake - KDevelop4

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SourcesLibrary: http://alleg.sourceforge.net Wiki: http://wiki.allegro.cc/

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Game development community network http://www.allegro.cc

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Simple Direct Media Layer

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Init/quitSDL_init(flags) SDL_quit()

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GraphicsSDL_SetVideoMode(width, height, video_bpp, videoflags) Store in memory: SDL_SWSURFACEStore on graphics card: SDL_HWSURFACE

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Visual data SDL_Surface SDL_CreateRGBSurface(SDL_SWSURFACE,width, height, 32, rmask, gmask, bmask, amask);

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Visual dataSDL_Surface *SDL_LoadBMP(const char *file) Copy from one memory to another: SDL_BlitSurface(src, srcrect, dst, dstrect);

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KeyboardSDL_PollEvent(SDL_Event *event) event.key.keysym.sym

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Timer static int counter;SDL_SetTimer(interval, tick_callback);

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MouseSDL_GetMouseState(*x, *y);

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TextNot implemented

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Extensions support for GL extension for many languagesAda, Eiffel, Java, Lua, Perl, PHP, Pike, Python, Ruby 176 additional libraries

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SDL based Libraries SDL_mixer – audio mixerSDL_image – image formatsSDL_net – network support

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Sourcehttp://www.libsdl.org

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Compilation sdl-config Linux, Windows, BeOS, Mac OSgcc foo.cc -o foo `sdl-config --libs`

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PyGamePower of C and Power of Python http://www.pygame.org

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http://nodejs.org/

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Architecture of Node.js

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libuvHigh performance evented I/O library which offers the same API on Windows and Unix

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libuv https://github.com/joyent/libuvhttp://nikhilm.github.com/uvbook/index.html

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libuv – event loopCall callbacks Sleep

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libuv - example

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FeaturesFilesystemNetworking ThreadsProcesses Utilities

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TCP server example

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http://www.gtk.org

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GTK GIMP ToolKitC++, Guile, Perl, Python, TOM, Ada95, Objective C, Free Pascal, Eiffel...

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Glade 3http://glade.gnome.org

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Valgrind debugging a profiling memcheckhelgrind - race condition, thread profiling

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Modes debugger Local application Attach to local processAttach to remote process Post-mortem

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Application crashed Post-mortem analysisImage from memory: coredump

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Quick analysis of coredump

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Strace

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Mutextrace● mutextrace ./mutex-tester-app param1 param2 – lock #1, free -> thread 1 – init #2 – lock #2, free -> thread 1 – unlock #1 – lock #1, free -> thread 1 – init #3 – lock #3, free -> thread 1 – unlock #1

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http://www.se-radio.net

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EOF 26.11. 2012 FI MUNI Juraj Michálekhttp://georgik.sinusgear.com http://twitter.com/sinusgear