/** * Returns a random unit Quaternion. * * <p>You can create a randomly directed unit vector using: * * <p>{@code PVector randomDir = new PVector(1.0f, 0.0f, 0.0f);} <br> * {@code randomDir = Quaternion.multiply(Quaternion.randomQuaternion(), randomDir);} */ public static final Quaternion randomQuaternion() { float seed = (float) Math.random(); float r1 = PApplet.sqrt(1.0f - seed); float r2 = PApplet.sqrt(seed); float t1 = 2.0f * PI * (float) Math.random(); float t2 = 2.0f * PI * (float) Math.random(); return new Quaternion( PApplet.sin(t1) * r1, PApplet.cos(t1) * r1, PApplet.sin(t2) * r2, PApplet.cos(t2) * r2); }
public boolean launchVirtualMachine(boolean presenting) { String[] vmParams = getMachineParams(); String[] sketchParams = getSketchParams(presenting); int port = 8000 + (int) (Math.random() * 1000); String portStr = String.valueOf(port); // Older (Java 1.5 and earlier) version, go figure // String jdwpArg = "-Xrunjdwp:transport=dt_socket,address=" + portStr + // ",server=y,suspend=y"; // String debugArg = "-Xdebug"; // Newer (Java 1.5+) version that uses JVMTI String jdwpArg = "-agentlib:jdwp=transport=dt_socket,address=" + portStr + ",server=y,suspend=y"; // Everyone works the same under Java 7 (also on OS X) String[] commandArgs = new String[] {Base.getJavaPath(), jdwpArg}; /* String[] commandArgs = null; if (!Base.isMacOS()) { commandArgs = new String[] { Base.getJavaPath(), jdwpArg }; } else { // Decided to just set this to 1.6 only, because otherwise it's gonna // be a shitshow if folks are getting Apple's 1.6 with 32-bit and // Oracle's 1.7 when run in 64-bit mode. ("Why does my sketch suck in // 64-bit? Why is retina broken?) // The --request flag will prompt to install Apple's 1.6 JVM if none is // available. We're specifying 1.6 so that we can get support for both // 32- and 64-bit, because Oracle won't be releasing Java 1.7 in 32-bit. // Helpfully, the --request flag is not present on Mac OS X 10.6 // (luckily it is also not needed, because 1.6 is installed by default) // but it requires an additional workaround to not use that flag, // otherwise will see an error about an unsupported option. The flag is // available with 10.7 and 10.8, the only other supported versions of // OS X at this point, because we require 10.6.8 and higher. That also // means we don't need to check for any other OS versions, the user is // a douchebag and modifies Info.plist to get around the restriction. if (false) { if (System.getProperty("os.version").startsWith("10.6")) { commandArgs = new String[] { "/usr/libexec/java_home", "--version", "1.6", "--exec", "java", "-d" + Base.getNativeBits(), jdwpArg }; } else { // for 10.7, 10.8, etc commandArgs = new String[] { "/usr/libexec/java_home", "--request", // install on-demand "--version", "1.6", "--exec", "java", "-d" + Base.getNativeBits(), // debugArg, jdwpArg }; } } else { // testing jdk-7u40 commandArgs = new String[] { //"/Library/Java/JavaVirtualMachines/jdk1.7.0_40.jdk/Contents/Home/bin/java", Base.getJavaPath(), jdwpArg }; } } */ commandArgs = PApplet.concat(commandArgs, vmParams); commandArgs = PApplet.concat(commandArgs, sketchParams); // PApplet.println(commandArgs); // commandArg.setValue(commandArgs); launchJava(commandArgs); AttachingConnector connector = (AttachingConnector) findConnector("com.sun.jdi.SocketAttach"); // PApplet.println(connector); // gets the defaults Map arguments = connector.defaultArguments(); // Connector.Argument addressArg = // (Connector.Argument)arguments.get("address"); // addressArg.setValue(addr); Connector.Argument portArg = (Connector.Argument) arguments.get("port"); portArg.setValue(portStr); // Connector.Argument timeoutArg = // (Connector.Argument)arguments.get("timeout"); // timeoutArg.setValue("10000"); // PApplet.println(connector); // prints the current // com.sun.tools.jdi.AbstractLauncher al; // com.sun.tools.jdi.RawCommandLineLauncher rcll; // System.out.println(PApplet.javaVersion); // http://java.sun.com/j2se/1.5.0/docs/guide/jpda/conninv.html#sunlaunch try { // boolean available = false; // while (!available) { while (true) { try { vm = connector.attach(arguments); // vm = connector.attach(arguments); if (vm != null) { // generateTrace(); // available = true; return true; } } catch (IOException e) { // System.out.println("waiting"); // e.printStackTrace(); try { Thread.sleep(100); } catch (InterruptedException e1) { e1.printStackTrace(); } } } // } catch (IOException exc) { // throw new Error("Unable to launch target VM: " + exc); } catch (IllegalConnectorArgumentsException exc) { throw new Error("Internal error: " + exc); } }
public boolean launchVirtualMachine(boolean presenting) { String[] vmParams = getMachineParams(); String[] sketchParams = getSketchParams(presenting); // PApplet.printArray(sketchParams); int port = 8000 + (int) (Math.random() * 1000); String portStr = String.valueOf(port); // Older (Java 1.5 and earlier) version, go figure // String jdwpArg = "-Xrunjdwp:transport=dt_socket,address=" + portStr + // ",server=y,suspend=y"; // String debugArg = "-Xdebug"; // Newer (Java 1.5+) version that uses JVMTI String jdwpArg = "-agentlib:jdwp=transport=dt_socket,address=" + portStr + ",server=y,suspend=y"; // Everyone works the same under Java 7 (also on OS X) String[] commandArgs = new String[] {Base.getJavaPath(), jdwpArg}; commandArgs = PApplet.concat(commandArgs, vmParams); commandArgs = PApplet.concat(commandArgs, sketchParams); // PApplet.println(commandArgs); // commandArg.setValue(commandArgs); launchJava(commandArgs); AttachingConnector connector = (AttachingConnector) findConnector("com.sun.jdi.SocketAttach"); // PApplet.println(connector); // gets the defaults Map<String, Argument> arguments = connector.defaultArguments(); // Connector.Argument addressArg = // (Connector.Argument)arguments.get("address"); // addressArg.setValue(addr); Connector.Argument portArg = arguments.get("port"); portArg.setValue(portStr); // Connector.Argument timeoutArg = // (Connector.Argument)arguments.get("timeout"); // timeoutArg.setValue("10000"); // PApplet.println(connector); // prints the current // com.sun.tools.jdi.AbstractLauncher al; // com.sun.tools.jdi.RawCommandLineLauncher rcll; // System.out.println(PApplet.javaVersion); // http://java.sun.com/j2se/1.5.0/docs/guide/jpda/conninv.html#sunlaunch try { // boolean available = false; // while (!available) { while (true) { try { vm = connector.attach(arguments); // vm = connector.attach(arguments); if (vm != null) { // generateTrace(); // available = true; return true; } } catch (IOException e) { // System.out.println("waiting"); // e.printStackTrace(); try { Thread.sleep(100); } catch (InterruptedException e1) { e1.printStackTrace(sketchErr); } } } // } catch (IOException exc) { // throw new Error("Unable to launch target VM: " + exc); } catch (IllegalConnectorArgumentsException exc) { throw new Error("Internal error: " + exc); } }