diff --git a/docs/README-android.md b/docs/README-android.md index e232cb90b..a4b38210f 100644 --- a/docs/README-android.md +++ b/docs/README-android.md @@ -18,9 +18,9 @@ Joystick support is available for API level >=12 devices. - Android applications are Java-based, optionally with parts written in C - As SDL apps are C-based, we use a small Java shim that uses JNI to talk to -the SDL library + the SDL library - This means that your application C code must be placed inside an Android -Java project, along with some C support code that communicates with Java + Java project, along with some C support code that communicates with Java - This eventually produces a standard Android .apk package The Android Java code implements an "Activity" and can be found in: @@ -42,15 +42,15 @@ For simple projects you can use the script located at build-scripts/androidbuild There's two ways of using it: -androidbuild.sh com.yourcompany.yourapp < sources.list -androidbuild.sh com.yourcompany.yourapp source1.c source2.c ...sourceN.c + androidbuild.sh com.yourcompany.yourapp < sources.list + androidbuild.sh com.yourcompany.yourapp source1.c source2.c ...sourceN.c sources.list should be a text file with a source file name in each line Filenames should be specified relative to the current directory, for example if you are in the build-scripts directory and want to create the testgles.c test, you'll run: - -./androidbuild.sh org.libsdl.testgles ../test/testgles.c + + ./androidbuild.sh org.libsdl.testgles ../test/testgles.c One limitation of this script is that all sources provided will be aggregated into a single directory, thus all your source files should have a unique name. @@ -74,7 +74,9 @@ For more complex projects, follow these instructions: If you want to use the Eclipse IDE, skip to the Eclipse section below. 5. Create /local.properties and use that to point to the Android SDK directory, by writing a line with the following form: -sdk.dir=PATH_TO_ANDROID_SDK + + sdk.dir=PATH_TO_ANDROID_SDK + 6. Run 'ant debug' in android/project. This compiles the .java and eventually creates a .apk with the native code embedded 7. 'ant debug install' will push the apk to the device or emulator (if connected) @@ -125,7 +127,7 @@ Instructions: 4. create and export an environment variable named NDK_MODULE_PATH that points to the parent directory of this SDL directory. e.g.: - export NDK_MODULE_PATH="$PWD"/.. + export NDK_MODULE_PATH="$PWD"/.. 5. Edit /src/org/libsdl/app/SDLActivity.java and remove the call to System.loadLibrary("SDL2"). @@ -142,7 +144,7 @@ To customize your application name, edit AndroidManifest.xml and replace Then create a Java class extending SDLActivity and place it in a directory under src matching your package, e.g. - src/com/gamemaker/game/MyGame.java + src/com/gamemaker/game/MyGame.java Here's an example of a minimal class file: @@ -184,9 +186,9 @@ standard functions in SDL_rwops.h. There are also a few Android specific functions that allow you to get other useful paths for saving and loading data: -SDL_AndroidGetInternalStoragePath() -SDL_AndroidGetExternalStorageState() -SDL_AndroidGetExternalStoragePath() +* SDL_AndroidGetInternalStoragePath() +* SDL_AndroidGetExternalStorageState() +* SDL_AndroidGetExternalStoragePath() See SDL_system.h for more details on these functions. @@ -228,6 +230,7 @@ under iOS, if the OS can not restore your GL context it will just kill your app) For a quick tour on how Linux native threads interoperate with the Java VM, take a look here: http://developer.android.com/guide/practices/jni.html + If you want to use threads in your SDL app, it's strongly recommended that you do so by creating them using SDL functions. This way, the required attach/detach handling is managed by SDL automagically. If you have threads created by other @@ -242,7 +245,8 @@ detach it. You can use STL in your project by creating an Application.mk file in the jni folder and adding the following line: -APP_STL := stlport_static + + APP_STL := stlport_static For more information check out CPLUSPLUS-SUPPORT.html in the NDK documentation. @@ -293,39 +297,39 @@ You can create and run an emulator from the Eclipse IDE: You can see if adb can see any devices with the following command: - adb devices + adb devices You can see the output of log messages on the default device with: - adb logcat + adb logcat You can push files to the device with: - adb push local_file remote_path_and_file + adb push local_file remote_path_and_file You can push files to the SD Card at /sdcard, for example: - adb push moose.dat /sdcard/moose.dat + adb push moose.dat /sdcard/moose.dat You can see the files on the SD card with a shell command: - adb shell ls /sdcard/ + adb shell ls /sdcard/ You can start a command shell on the default device with: - adb shell + adb shell You can remove the library files of your project (and not the SDL lib files) with: - ndk-build clean + ndk-build clean You can do a build with the following command: - ndk-build + ndk-build You can see the complete command line that ndk-build is using by passing V=1 on the command line: - ndk-build V=1 + ndk-build V=1 If your application crashes in native code, you can use addr2line to convert the addresses in the stack trace to lines in your code. @@ -345,7 +349,7 @@ For example, if your crash looks like this: You can see that there's a crash in the C library being called from the main code. I run addr2line with the debug version of my code: - arm-eabi-addr2line -C -f -e obj/local/armeabi/libmain.so + arm-eabi-addr2line -C -f -e obj/local/armeabi/libmain.so and then paste in the number after "pc" in the call stack, from the line that I care about: 000014bc @@ -360,7 +364,8 @@ You can add logging to your code to help show what's happening: If you need to build without optimization turned on, you can create a file called "Application.mk" in the jni directory, with the following line in it: -APP_OPTIM := debug + + APP_OPTIM := debug ================================================================================ @@ -370,7 +375,7 @@ APP_OPTIM := debug The best (and slowest) way to debug memory issues on Android is valgrind. Valgrind has support for Android out of the box, just grab code using: - svn co svn://svn.valgrind.org/valgrind/trunk valgrind + svn co svn://svn.valgrind.org/valgrind/trunk valgrind ... and follow the instructions in the file README.android to build it. @@ -389,15 +394,15 @@ application with it, changing org.libsdl.app to your package identifier: Then push it to the device: - adb push start_valgrind_app /data/local + adb push start_valgrind_app /data/local and make it executable: - adb shell chmod 755 /data/local/start_valgrind_app + adb shell chmod 755 /data/local/start_valgrind_app and tell Android to use the script to launch your application: - adb shell setprop wrap.org.libsdl.app "logwrapper /data/local/start_valgrind_app" + adb shell setprop wrap.org.libsdl.app "logwrapper /data/local/start_valgrind_app" If the setprop command says "could not set property", it's likely that your package name is too long and you should make it shorter by changing @@ -408,11 +413,11 @@ You can monitor the startup process with the logcat command above, and when it's done (or even while it's running) you can grab the valgrind output file: - adb pull /sdcard/valgrind.log + adb pull /sdcard/valgrind.log When you're done instrumenting with valgrind, you can disable the wrapper: - adb shell setprop wrap.org.libsdl.app "" + adb shell setprop wrap.org.libsdl.app "" ================================================================================ Why is API level 10 the minimum required? diff --git a/docs/README-cmake.md b/docs/README-cmake.md index b5daad908..5b440c546 100644 --- a/docs/README-cmake.md +++ b/docs/README-cmake.md @@ -10,22 +10,23 @@ It works in parallel to the legacy system, so users can experiment with it without complication. While still experimental, the build system should be usable on the following platforms: - - * FreeBSD - * Linux - * VS.NET 2010 - * MinGW and Msys - * OS X with support for XCode - + +* FreeBSD +* Linux +* VS.NET 2010 +* MinGW and Msys +* OS X with support for XCode + + ================================================================================ Usage ================================================================================ Assuming the source for SDL is located at ~/sdl -cd ~ -mkdir build -cd build -cmake ../sdl + cd ~ + mkdir build + cd build + cmake ../sdl This will build the static and dynamic versions of SDL in the ~/build directory. diff --git a/docs/README-directfb.md b/docs/README-directfb.md index a7b542fa3..7df8bb864 100644 --- a/docs/README-directfb.md +++ b/docs/README-directfb.md @@ -11,9 +11,9 @@ Supports: What you need: -DirectFB 1.0.1, 1.2.x, 1.3.0 -Kernel-Framebuffer support: required: vesafb, radeonfb .... -Mesa 7.0.x - optional for OpenGL +* DirectFB 1.0.1, 1.2.x, 1.3.0 +* Kernel-Framebuffer support: required: vesafb, radeonfb .... +* Mesa 7.0.x - optional for OpenGL /etc/directfbrc diff --git a/docs/README-gesture.md b/docs/README-gesture.md index fc8a093c7..7b90b54d9 100644 --- a/docs/README-gesture.md +++ b/docs/README-gesture.md @@ -14,18 +14,18 @@ SDL_RecordGesture(SDL_TouchID touchId), where touchId is the id of the touch dev Recording terminates as soon as a finger comes up. Recording is acknowledged by an SDL_DOLLARRECORD event. A SDL_DOLLARRECORD event is a dgesture with the following fields: -event.dgesture.touchId - the Id of the touch used to record the gesture. -event.dgesture.gestureId - the unique id of the recorded gesture. +* event.dgesture.touchId - the Id of the touch used to record the gesture. +* event.dgesture.gestureId - the unique id of the recorded gesture. Performing: ----------- As long as there is a dollar gesture assigned to a touch, every finger-up event will also cause an SDL_DOLLARGESTURE event with the following fields: -event.dgesture.touchId - the Id of the touch which performed the gesture. -event.dgesture.gestureId - the unique id of the closest gesture to the performed stroke. -event.dgesture.error - the difference between the gesture template and the actual performed gesture. Lower error is a better match. -event.dgesture.numFingers - the number of fingers used to draw the stroke. +* event.dgesture.touchId - the Id of the touch which performed the gesture. +* event.dgesture.gestureId - the unique id of the closest gesture to the performed stroke. +* event.dgesture.error - the difference between the gesture template and the actual performed gesture. Lower error is a better match. +* event.dgesture.numFingers - the number of fingers used to draw the stroke. Most programs will want to define an appropriate error threshold and check to be sure that the error of a gesture is not abnormally high (an indicator that no gesture was performed). @@ -54,12 +54,12 @@ Multi Gestures SDL provides simple support for pinch/rotate/swipe gestures. Every time a finger is moved an SDL_MULTIGESTURE event is sent with the following fields: -event.mgesture.touchId - the Id of the touch on which the gesture was performed. -event.mgesture.x - the normalized x coordinate of the gesture. (0..1) -event.mgesture.y - the normalized y coordinate of the gesture. (0..1) -event.mgesture.dTheta - the amount that the fingers rotated during this motion. -event.mgesture.dDist - the amount that the fingers pinched during this motion. -event.mgesture.numFingers - the number of fingers used in the gesture. +* event.mgesture.touchId - the Id of the touch on which the gesture was performed. +* event.mgesture.x - the normalized x coordinate of the gesture. (0..1) +* event.mgesture.y - the normalized y coordinate of the gesture. (0..1) +* event.mgesture.dTheta - the amount that the fingers rotated during this motion. +* event.mgesture.dDist - the amount that the fingers pinched during this motion. +* event.mgesture.numFingers - the number of fingers used in the gesture. =========================================================================== diff --git a/docs/README-hg.md b/docs/README-hg.md index 27396327c..6e18bab0a 100644 --- a/docs/README-hg.md +++ b/docs/README-hg.md @@ -9,7 +9,7 @@ at the Mercurial website ( http://mercurial.selenic.com/ ) for more information on using hg, where you can also download software for Mac OS X, Windows, and Unix systems. - hg clone http://hg.libsdl.org/SDL + hg clone http://hg.libsdl.org/SDL If you are building SDL with an IDE, you will need to copy the file include/SDL_config.h.default to include/SDL_config.h before building. @@ -18,7 +18,6 @@ If you are building SDL via configure, you will need to run autogen.sh before running configure. There is a web interface to the subversion repository at: - http://hg.libsdl.org/SDL/ There is an RSS feed available at that URL, for those that want to diff --git a/docs/README-ios.md b/docs/README-ios.md index 394fee67b..af33e03b9 100644 --- a/docs/README-ios.md +++ b/docs/README-ios.md @@ -14,11 +14,12 @@ Instructions: There are three build targets: - libSDL.a: Build SDL as a statically linked library -- testsdl +- testsdl: Build a test program (there are known test failures which are fine) - Template: Package a project template together with the SDL for iPhone static libraries and copies of the SDL headers. The template includes proper references to the SDL library and headers, skeleton code for a basic SDL program, and placeholder graphics for the application icon and startup screen. + ============================================================================== Build SDL for iOS from the command line ============================================================================== @@ -57,6 +58,7 @@ Here is a more manual method: 4. Remove the ApplicationDelegate.h and ApplicationDelegate.m files -- SDL for iPhone provides its own UIApplicationDelegate. Remove MainWindow.xib -- SDL for iPhone produces its user interface programmatically. 5. Delete the contents of main.m and program your app as a regular SDL program instead. You may replace main.m with your own main.c, but you must tell XCode not to use the project prefix file, as it includes Objective-C code. + ============================================================================== Notes -- Application events ============================================================================== @@ -148,11 +150,14 @@ The SDL keyboard API has been extended to support on-screen keyboards: void SDL_StartTextInput() -- enables text events and reveals the onscreen keyboard. + void SDL_StopTextInput() -- disables text events and hides the onscreen keyboard. + SDL_bool SDL_IsTextInputActive() -- returns whether or not text events are enabled (and the onscreen keyboard is visible) + ============================================================================== Notes -- Reading and Writing files ============================================================================== @@ -161,12 +166,12 @@ Each application installed on iPhone resides in a sandbox which includes its own Once your application is installed its directory tree looks like: -MySDLApp Home/ - MySDLApp.app - Documents/ - Library/ - Preferences/ - tmp/ + MySDLApp Home/ + MySDLApp.app + Documents/ + Library/ + Preferences/ + tmp/ When your SDL based iPhone application starts up, it sets the working directory to the main bundle (MySDLApp Home/MySDLApp.app), where your application resources are stored. You cannot write to this directory. Instead, I advise you to write document files to "../Documents/" and preferences to "../Library/Preferences". @@ -191,8 +196,8 @@ Game Center ============================================================================== Game Center integration requires that you break up your main loop in order to yield control back to the system. In other words, instead of running an endless main loop, you run each frame in a callback function, using: - -int SDL_iPhoneSetAnimationCallback(SDL_Window * window, int interval, void (*callback)(void*), void *callbackParam); + + int SDL_iPhoneSetAnimationCallback(SDL_Window * window, int interval, void (*callback)(void*), void *callbackParam); This will set up the given function to be called back on the animation callback, and then you have to return from main() to let the Cocoa event loop run. @@ -201,7 +206,7 @@ e.g. extern "C" void ShowFrame(void*) { - ... do event handling, frame logic and rendering + ... do event handling, frame logic and rendering ... } int main(int argc, char *argv[]) @@ -209,17 +214,17 @@ e.g. ... initialize game ... #if __IPHONEOS__ - // Initialize the Game Center for scoring and matchmaking - InitGameCenter(); + // Initialize the Game Center for scoring and matchmaking + InitGameCenter(); - // Set up the game to run in the window animation callback on iOS - // so that Game Center and so forth works correctly. - SDL_iPhoneSetAnimationCallback(window, 1, ShowFrame, NULL); + // Set up the game to run in the window animation callback on iOS + // so that Game Center and so forth works correctly. + SDL_iPhoneSetAnimationCallback(window, 1, ShowFrame, NULL); #else - while ( running ) { - ShowFrame(0); - DelayFrame(); - } + while ( running ) { + ShowFrame(0); + DelayFrame(); + } #endif - return 0; + return 0; } diff --git a/docs/README-macosx.md b/docs/README-macosx.md index ca6b7ee12..768a33e33 100644 --- a/docs/README-macosx.md +++ b/docs/README-macosx.md @@ -45,28 +45,29 @@ Some things you have to be aware of when using SDL on Mac OS X: file with the app. To solve these issues, put the following code in your NSApplicationDelegate implementation: - - (NSApplicationTerminateReply)applicationShouldTerminate:(NSApplication *)sender - { - if (SDL_GetEventState(SDL_QUIT) == SDL_ENABLE) { - SDL_Event event; - event.type = SDL_QUIT; - SDL_PushEvent(&event); - } - return NSTerminateCancel; - } - - - (BOOL)application:(NSApplication *)theApplication openFile:(NSString *)filename - { - if (SDL_GetEventState(SDL_DROPFILE) == SDL_ENABLE) { - SDL_Event event; - event.type = SDL_DROPFILE; - event.drop.file = SDL_strdup([filename UTF8String]); - return (SDL_PushEvent(&event) > 0); - } - - return NO; - } + - (NSApplicationTerminateReply)applicationShouldTerminate:(NSApplication *)sender + { + if (SDL_GetEventState(SDL_QUIT) == SDL_ENABLE) { + SDL_Event event; + event.type = SDL_QUIT; + SDL_PushEvent(&event); + } + + return NSTerminateCancel; + } + + - (BOOL)application:(NSApplication *)theApplication openFile:(NSString *)filename + { + if (SDL_GetEventState(SDL_DROPFILE) == SDL_ENABLE) { + SDL_Event event; + event.type = SDL_DROPFILE; + event.drop.file = SDL_strdup([filename UTF8String]); + return (SDL_PushEvent(&event) > 0); + } + + return NO; + } ============================================================================== Using the Simple DirectMedia Layer with a traditional Makefile diff --git a/docs/README-nacl.md b/docs/README-nacl.md index b664f05ee..4c9432b69 100644 --- a/docs/README-nacl.md +++ b/docs/README-nacl.md @@ -2,9 +2,9 @@ Native Client ================================================================================ Requirements: - - * Native Client SDK (https://developer.chrome.com/native-client), - (tested with Pepper version 33 or higher). + +* Native Client SDK (https://developer.chrome.com/native-client), + (tested with Pepper version 33 or higher). The SDL backend for Chrome's Native Client has been tested only with the PNaCl toolchain, which generates binaries designed to run on ARM and x86_32/64 @@ -91,9 +91,9 @@ To be able to save into the directory "/save/" (like backup of game) : And add to manifest.json : - "permissions": [ - "unlimitedStorage" - ] + "permissions": [ + "unlimitedStorage" + ] ================================================================================ TODO - Known Issues diff --git a/docs/README-platforms.md b/docs/README-platforms.md index 3f1950a91..4bf77b206 100644 --- a/docs/README-platforms.md +++ b/docs/README-platforms.md @@ -8,27 +8,27 @@ Officially supported platforms ============================== (code compiles, and thoroughly tested for release) ============================== -Windows XP/Vista/7/8 -Mac OS X 10.5+ -Linux 2.6+ -iOS 5.1.1+ -Android 2.3.3+ +* Windows XP/Vista/7/8 +* Mac OS X 10.5+ +* Linux 2.6+ +* iOS 5.1.1+ +* Android 2.3.3+ Unofficially supported platforms ================================ (code compiles, but not thoroughly tested) ================================ -FreeBSD -NetBSD -OpenBSD -Solaris +* FreeBSD +* NetBSD +* OpenBSD +* Solaris Platforms supported by volunteers ================================= -Haiku - maintained by Axel Dörfler -PSP - maintained by 527721088@qq.com -Pandora - maintained by Scott Smith -NaCl - maintained by Gabriel Jacobo +* Haiku - maintained by Axel Dörfler +* PSP - maintained by 527721088@qq.com +* Pandora - maintained by Scott Smith +* NaCl - maintained by Gabriel Jacobo Platforms that need maintainers =============================== diff --git a/docs/README-raspberrypi.md b/docs/README-raspberrypi.md index de920cce1..c14dbf1ad 100644 --- a/docs/README-raspberrypi.md +++ b/docs/README-raspberrypi.md @@ -15,6 +15,7 @@ Raspbian (other Linux distros may work as well). * Input (mouse/keyboard/joystick) via EVDEV * Hotplugging of input devices via UDEV + ================================================================================ Raspbian Build Dependencies ================================================================================ diff --git a/docs/README-touch.md b/docs/README-touch.md index 5850b4f8f..e76e2d396 100644 --- a/docs/README-touch.md +++ b/docs/README-touch.md @@ -20,18 +20,18 @@ Events SDL_FINGERDOWN: Sent when a finger (or stylus) is placed on a touch device. Fields: -event.tfinger.touchId - the Id of the touch device. -event.tfinger.fingerId - the Id of the finger which just went down. -event.tfinger.x - the x coordinate of the touch (0..1) -event.tfinger.y - the y coordinate of the touch (0..1) -event.tfinger.pressure - the pressure of the touch (0..1) +* event.tfinger.touchId - the Id of the touch device. +* event.tfinger.fingerId - the Id of the finger which just went down. +* event.tfinger.x - the x coordinate of the touch (0..1) +* event.tfinger.y - the y coordinate of the touch (0..1) +* event.tfinger.pressure - the pressure of the touch (0..1) SDL_FINGERMOTION: Sent when a finger (or stylus) is moved on the touch device. Fields: Same as SDL_FINGERDOWN but with additional: -event.tfinger.dx - change in x coordinate during this motion event. -event.tfinger.dy - change in y coordinate during this motion event. +* event.tfinger.dx - change in x coordinate during this motion event. +* event.tfinger.dy - change in y coordinate during this motion event. SDL_FINGERUP: Sent when a finger (or stylus) is lifted from the touch device. @@ -70,11 +70,12 @@ A SDL_Finger is guaranteed to be persistent for the duration of a touch, but it As a result, be very careful to check for NULL return values. A SDL_Finger has the following fields: ->x,y,pressure: +* x,y,pressure: The current coordinates of the touch. ->pressure: +* pressure: The pressure of the touch. + =========================================================================== Notes ===========================================================================