diff options
Diffstat (limited to 'src/nativewindow/classes/javax')
| -rw-r--r-- | src/nativewindow/classes/javax/media/nativewindow/GraphicsConfigurationFactory.java | 226 |
1 files changed, 184 insertions, 42 deletions
diff --git a/src/nativewindow/classes/javax/media/nativewindow/GraphicsConfigurationFactory.java b/src/nativewindow/classes/javax/media/nativewindow/GraphicsConfigurationFactory.java index 2610f2cfa..c3fdc6798 100644 --- a/src/nativewindow/classes/javax/media/nativewindow/GraphicsConfigurationFactory.java +++ b/src/nativewindow/classes/javax/media/nativewindow/GraphicsConfigurationFactory.java @@ -36,9 +36,15 @@ package javax.media.nativewindow; import com.jogamp.common.util.ReflectionUtil; import jogamp.nativewindow.Debug; import jogamp.nativewindow.DefaultGraphicsConfigurationFactoryImpl; + +import java.util.ArrayList; +import java.util.Arrays; import java.util.Collections; import java.util.HashMap; +import java.util.Iterator; +import java.util.List; import java.util.Map; +import java.util.Set; /** * Provides the mechanism by which the graphics configuration for a @@ -59,8 +65,43 @@ import java.util.Map; public abstract class GraphicsConfigurationFactory { protected static final boolean DEBUG; - private static Map<Class<?>, GraphicsConfigurationFactory> registeredFactories; - private static Class<?> abstractGraphicsDeviceClass; + private static class DeviceCapsType { + public final Class<?> deviceType; + public final Class<?> capsType; + private final int hash32; + + public DeviceCapsType(Class<?> deviceType, Class<?> capsType) { + this.deviceType = deviceType; + this.capsType = capsType; + + // 31 * x == (x << 5) - x + int hash32 = 31 + deviceType.hashCode(); + hash32 = ((hash32 << 5) - hash32) + capsType.hashCode(); + this.hash32 = hash32; + } + + public final int hashCode() { + return hash32; + } + + public final boolean equals(Object obj) { + if(this == obj) { return true; } + if (obj instanceof DeviceCapsType) { + DeviceCapsType dct = (DeviceCapsType)obj; + return deviceType == dct.deviceType && capsType == dct.capsType; + } + return false; + } + + @Override + public final String toString() { + return "DeviceCapsType["+deviceType.getName()+", "+capsType.getName()+"]"; + } + + } + + private static final Map<DeviceCapsType, GraphicsConfigurationFactory> registeredFactories; + private static final DeviceCapsType defaultDeviceCapsType; static boolean initialized = false; static { @@ -69,7 +110,8 @@ public abstract class GraphicsConfigurationFactory { System.err.println(Thread.currentThread().getName()+" - Info: GraphicsConfigurationFactory.<init>"); // Thread.dumpStack(); } - abstractGraphicsDeviceClass = javax.media.nativewindow.AbstractGraphicsDevice.class; + registeredFactories = Collections.synchronizedMap(new HashMap<DeviceCapsType, GraphicsConfigurationFactory>()); + defaultDeviceCapsType = new DeviceCapsType(AbstractGraphicsDevice.class, CapabilitiesImmutable.class); } public static synchronized void initSingleton() { @@ -79,14 +121,13 @@ public abstract class GraphicsConfigurationFactory { if(DEBUG) { System.err.println(Thread.currentThread().getName()+" - GraphicsConfigurationFactory.initSingleton()"); } - registeredFactories = Collections.synchronizedMap(new HashMap<Class<?>, GraphicsConfigurationFactory>()); // Register the default no-op factory for arbitrary // AbstractGraphicsDevice implementations, including // AWTGraphicsDevice instances -- the OpenGL binding will take // care of handling AWTGraphicsDevices on X11 platforms (as // well as X11GraphicsDevices in non-AWT situations) - registerFactory(abstractGraphicsDeviceClass, new DefaultGraphicsConfigurationFactoryImpl()); + registerFactory(defaultDeviceCapsType.deviceType, defaultDeviceCapsType.capsType, new DefaultGraphicsConfigurationFactoryImpl()); if (NativeWindowFactory.TYPE_X11.equals(NativeWindowFactory.getNativeWindowType(true))) { try { @@ -112,7 +153,6 @@ public abstract class GraphicsConfigurationFactory { System.err.println(Thread.currentThread().getName()+" - GraphicsConfigurationFactory.shutdown()"); } registeredFactories.clear(); - registeredFactories = null; } } @@ -133,74 +173,175 @@ public abstract class GraphicsConfigurationFactory { protected GraphicsConfigurationFactory() { } - /** Returns the factory for use with the given type of - AbstractGraphicsDevice. */ - public static GraphicsConfigurationFactory getFactory(AbstractGraphicsDevice device) { + /** + * Returns the graphics configuration factory for use with the + * given device and capability. + * + * @see #getFactory(Class, Class) + */ + public static GraphicsConfigurationFactory getFactory(AbstractGraphicsDevice device, CapabilitiesImmutable caps) { if (device == null) { - return getFactory(AbstractGraphicsDevice.class); + throw new IllegalArgumentException("null device"); + } + if (caps == null) { + throw new IllegalArgumentException("null caps"); } - return getFactory(device.getClass()); + return getFactory(device.getClass(), caps.getClass()); } /** * Returns the graphics configuration factory for use with the - * given class, which must implement the {@link - * AbstractGraphicsDevice} interface. + * given device and capability class. + * <p> + * Note: Registered device types maybe classes or interfaces, where capabilities types are interfaces only. + * </p> + * + * <p> + * Pseudo code for finding a suitable factory is: + * <pre> + For-All devT := getTopDownDeviceTypes(deviceType) + For-All capsT := getTopDownCapabilitiesTypes(capabilitiesType) + f = factory.get(devT, capsT); + if(f) { return f; } + end + end + * </pre> + * </p> * - * @throws IllegalArgumentException if the given class does not implement AbstractGraphicsDevice + * @param deviceType the minimum capabilities class type accepted, must implement or extend {@link AbstractGraphicsDevice} + * @param capabilitiesType the minimum capabilities class type accepted, must implement or extend {@link CapabilitiesImmutable} + * + * @throws IllegalArgumentException if the deviceType does not implement {@link AbstractGraphicsDevice} or + * capabilitiesType does not implement {@link CapabilitiesImmutable} */ - public static GraphicsConfigurationFactory getFactory(Class<?> abstractGraphicsDeviceImplementor) + public static GraphicsConfigurationFactory getFactory(Class<?> deviceType, Class<?> capabilitiesType) throws IllegalArgumentException, NativeWindowException { - if (!(abstractGraphicsDeviceClass.isAssignableFrom(abstractGraphicsDeviceImplementor))) { + if (!(defaultDeviceCapsType.deviceType.isAssignableFrom(deviceType))) { throw new IllegalArgumentException("Given class must implement AbstractGraphicsDevice"); } - - GraphicsConfigurationFactory factory = null; - Class<?> clazz = abstractGraphicsDeviceImplementor; - while (clazz != null) { - factory = registeredFactories.get(clazz); - if (factory != null) { - if(DEBUG) { - System.err.println("GraphicsConfigurationFactory.getFactory() "+abstractGraphicsDeviceImplementor+" -> "+factory); + if (!(defaultDeviceCapsType.capsType.isAssignableFrom(capabilitiesType))) { + throw new IllegalArgumentException("Given capabilities class must implement CapabilitiesImmutable"); + } + if(DEBUG) { + Thread.dumpStack(); + System.err.println("GraphicsConfigurationFactory.getFactory: "+deviceType.getName()+", "+capabilitiesType.getName()); + dumpFactories(); + } + + final List<Class<?>> deviceTypes = getAllAssignableClassesFrom(defaultDeviceCapsType.deviceType, deviceType, false); + if(DEBUG) { + System.err.println("GraphicsConfigurationFactory.getFactory() deviceTypes: " + deviceTypes); + } + final List<Class<?>> capabilitiesTypes = getAllAssignableClassesFrom(defaultDeviceCapsType.capsType, capabilitiesType, true); + if(DEBUG) { + System.err.println("GraphicsConfigurationFactory.getFactory() capabilitiesTypes: " + capabilitiesTypes); + } + for(int j=0; j<deviceTypes.size(); j++) { + final Class<?> interfaceDevice = deviceTypes.get(j); + for(int i=0; i<capabilitiesTypes.size(); i++) { + Class<?> interfaceCaps = capabilitiesTypes.get(i); + final DeviceCapsType dct = new DeviceCapsType(interfaceDevice, interfaceCaps); + final GraphicsConfigurationFactory factory = registeredFactories.get(dct); + if (factory != null) { + if(DEBUG) { + System.err.println("GraphicsConfigurationFactory.getFactory() found "+dct+" -> "+factory); + } + return factory; } - return factory; } - clazz = clazz.getSuperclass(); } // Return the default - factory = registeredFactories.get(abstractGraphicsDeviceClass); + final GraphicsConfigurationFactory factory = registeredFactories.get(defaultDeviceCapsType); if(DEBUG) { - System.err.println("GraphicsConfigurationFactory.getFactory() DEFAULT "+abstractGraphicsDeviceClass+" -> "+factory); + System.err.println("GraphicsConfigurationFactory.getFactory() DEFAULT "+defaultDeviceCapsType+" -> "+factory); } return factory; } + private static ArrayList<Class<?>> getAllAssignableClassesFrom(Class<?> superClassOrInterface, Class<?> fromClass, boolean interfacesOnly) { + // Using a todo list avoiding a recursive loop! + final ArrayList<Class<?>> inspectClasses = new ArrayList<Class<?>>(); + final ArrayList<Class<?>> resolvedInterfaces = new ArrayList<Class<?>>(); + inspectClasses.add(fromClass); + for(int j=0; j<inspectClasses.size(); j++) { + final Class<?> clazz = inspectClasses.get(j); + getAllAssignableClassesFrom(superClassOrInterface, clazz, interfacesOnly, resolvedInterfaces, inspectClasses); + } + return resolvedInterfaces; + } + private static void getAllAssignableClassesFrom(Class<?> superClassOrInterface, Class<?> fromClass, boolean interfacesOnly, List<Class<?>> resolvedInterfaces, List<Class<?>> inspectClasses) { + final ArrayList<Class<?>> types = new ArrayList<Class<?>>(); + if( superClassOrInterface.isAssignableFrom(fromClass) && !resolvedInterfaces.contains(fromClass)) { + if( !interfacesOnly || fromClass.isInterface() ) { + types.add(fromClass); + } + } + types.addAll(Arrays.asList(fromClass.getInterfaces())); + + for(int i=0; i<types.size(); i++) { + final Class<?> iface = types.get(i); + if( superClassOrInterface.isAssignableFrom(iface) && !resolvedInterfaces.contains(iface) ) { + resolvedInterfaces.add(iface); + if( !superClassOrInterface.equals(iface) && !inspectClasses.contains(iface) ) { + inspectClasses.add(iface); // safe add to todo list, avoiding a recursive nature + } + } + } + final Class<?> parentClass = fromClass.getSuperclass(); + if( null != parentClass && superClassOrInterface.isAssignableFrom(parentClass) && !inspectClasses.contains(parentClass) ) { + inspectClasses.add(parentClass); // safe add to todo list, avoiding a recursive nature + } + } + private static void dumpFactories() { + Set<DeviceCapsType> dcts = registeredFactories.keySet(); + int i=0; + for(Iterator<DeviceCapsType> iter = dcts.iterator(); iter.hasNext(); ) { + DeviceCapsType dct = iter.next(); + System.err.println("Factory #"+i+": "+dct+" -> "+registeredFactories.get(dct)); + i++; + } + } - /** Registers a GraphicsConfigurationFactory handling graphics - * device objects of the given class. This does not need to be - * called by end users, only implementors of new + /** + * Registers a GraphicsConfigurationFactory handling + * the given graphics device and capability class. + * <p> + * This does not need to be called by end users, only implementors of new * GraphicsConfigurationFactory subclasses. - * + * </p> + * + * <p> + * Note: Registered device types maybe classes or interfaces, where capabilities types are interfaces only. + * </p> + * + * <p>See {@link #getFactory(Class, Class)} for a description of the find algorithm.</p> + * + * @param deviceType the minimum capabilities class type accepted, must implement or extend interface {@link AbstractGraphicsDevice} + * @param capabilitiesType the minimum capabilities class type accepted, must extend interface {@link CapabilitiesImmutable} * @return the previous registered factory, or null if none * @throws IllegalArgumentException if the given class does not implement AbstractGraphicsDevice */ - protected static GraphicsConfigurationFactory registerFactory(Class<?> abstractGraphicsDeviceImplementor, GraphicsConfigurationFactory factory) + protected static GraphicsConfigurationFactory registerFactory(Class<?> abstractGraphicsDeviceImplementor, Class<?> capabilitiesType, GraphicsConfigurationFactory factory) throws IllegalArgumentException { - if (!(abstractGraphicsDeviceClass.isAssignableFrom(abstractGraphicsDeviceImplementor))) { - throw new IllegalArgumentException("Given class must implement AbstractGraphicsDevice"); + if (!(defaultDeviceCapsType.deviceType.isAssignableFrom(abstractGraphicsDeviceImplementor))) { + throw new IllegalArgumentException("Given device class must implement AbstractGraphicsDevice"); } + if (!(defaultDeviceCapsType.capsType.isAssignableFrom(capabilitiesType))) { + throw new IllegalArgumentException("Given capabilities class must implement CapabilitiesImmutable"); + } + final DeviceCapsType dct = new DeviceCapsType(abstractGraphicsDeviceImplementor, capabilitiesType); final GraphicsConfigurationFactory prevFactory; if(null == factory) { - prevFactory = registeredFactories.remove(abstractGraphicsDeviceImplementor); + prevFactory = registeredFactories.remove(dct); if(DEBUG) { - System.err.println("GraphicsConfigurationFactory.registerFactory() remove "+abstractGraphicsDeviceImplementor+ + System.err.println("GraphicsConfigurationFactory.registerFactory() remove "+dct+ ", deleting: "+prevFactory); } } else { - prevFactory = registeredFactories.put(abstractGraphicsDeviceImplementor, factory); + prevFactory = registeredFactories.put(dct, factory); if(DEBUG) { - System.err.println("GraphicsConfigurationFactory.registerFactory() put "+abstractGraphicsDeviceImplementor+" -> "+factory+ + System.err.println("GraphicsConfigurationFactory.registerFactory() put "+dct+" -> "+factory+ ", overridding: "+prevFactory); } } @@ -244,6 +385,7 @@ public abstract class GraphicsConfigurationFactory { * @param capsRequested the original requested capabilities * @param chooser the choosing implementation * @param screen the referring Screen + * @param nativeVisualID if not {@link VisualIDHolder#VID_UNDEFINED} it reflects a pre-chosen visualID of the native platform's windowing system. * @return the complete GraphicsConfiguration * * @throws IllegalArgumentException if the data type of the passed @@ -258,7 +400,7 @@ public abstract class GraphicsConfigurationFactory { public final AbstractGraphicsConfiguration chooseGraphicsConfiguration(CapabilitiesImmutable capsChosen, CapabilitiesImmutable capsRequested, CapabilitiesChooser chooser, - AbstractGraphicsScreen screen) + AbstractGraphicsScreen screen, int nativeVisualID) throws IllegalArgumentException, NativeWindowException { if(null==capsChosen) { throw new NativeWindowException("Chosen Capabilities are null"); @@ -275,7 +417,7 @@ public abstract class GraphicsConfigurationFactory { } device.lock(); try { - return chooseGraphicsConfigurationImpl(capsChosen, capsRequested, chooser, screen); + return chooseGraphicsConfigurationImpl(capsChosen, capsRequested, chooser, screen, nativeVisualID); } finally { device.unlock(); } @@ -283,7 +425,7 @@ public abstract class GraphicsConfigurationFactory { protected abstract AbstractGraphicsConfiguration chooseGraphicsConfigurationImpl(CapabilitiesImmutable capsChosen, CapabilitiesImmutable capsRequested, - CapabilitiesChooser chooser, AbstractGraphicsScreen screen) + CapabilitiesChooser chooser, AbstractGraphicsScreen screen, int nativeVisualID) throws IllegalArgumentException, NativeWindowException; } |