osc test
Dependencies: EthernetNetIf mbed mbed
Fork of OSC by
Diff: example.h
- Revision:
- 0:fdea65150534
diff -r 000000000000 -r fdea65150534 example.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/example.h Sun Apr 15 15:50:42 2012 +0000 @@ -0,0 +1,117 @@ +#include "mbed.h" +#include "mbedOSC.h" + +//// ETHERNET + +// Ethernet can be created with *either* an address assigned by DHCP or a static IP address. Uncomment the define line for DHCP +//#define DHCP +#ifdef DHCP +EthernetNetIf eth; +#else +EthernetNetIf eth( + IpAddr(10,0,0,2), //IP Address + IpAddr(255,255,255,0), //Network Mask + IpAddr(10,0,0,1), //Gateway + IpAddr(10,0,0,1) //DNS +); +#endif + +//// OSC + +// The object to do the work of sending and receiving +OSCClass osc; + +// The message objects to send and receive with +OSCMessage recMes; +OSCMessage sendMes; + +// Setting - The port we're listening to on the mbed for OSC messages +int mbedListenPort = 10000; + +// Setting - The address and port we're going to send to, from the mbed +uint8_t destIp[] = { 10, 0, 0, 1}; +int destPort = 12000; + +//// mbed input + +DigitalIn button(p21); +bool buttonLastState; + +//// Our messageReceivedCallback function +void processOSC() { + + // If this function has been called, the OSC message just received will have been parsed into our recMes OSCMessage object + // Note we can access recMes here, outside of the main loop, as we created it as a global variable. + + // TASK: If this message one we want, do something about it. + // In this example we're listening for messages with a top address of "mbed". + // Note the strcmp function returns 0 if identical, so !strcmp is true if the two strings are the same + if ( !strcmp( recMes.getAddress(0) , "mbed" ) ) { + printf("OSC Message received addressed to mbed \r\n"); + if ( !strcmp( recMes.getAddress(1) , "test1" ) ) + printf("Received subAddress= test1 \r\n"); + + // Send some osc message: + sendMes.setTopAddress("/working..."); + osc.sendOsc(&sendMes); + } +} + +//// M A I N +int main() { + + //// TASK: Set up the Ethernet port + printf("Setting up ethernet...\r\n"); + EthernetErr ethErr = eth.setup(); + if (ethErr) { + printf("Ethernet Failed to setup. Error: %d\r\n", ethErr); + return -1; + } + printf("Ethernet OK\r\n"); + + //// TASK: Set up OSC message sending + + // In the OSC message container we've made for send messages, set where we want it to go: + sendMes.setIp( destIp ); + sendMes.setPort( destPort ); + + //// TASK: Set up OSC message receiving + + // In the OSC send/receive object... + // Set the OSC message container for it to parse received messages into + osc.setReceiveMessage(&recMes); + + // Tell it to begin listening for OSC messages at the port specified (the IP address we know already, it's the mbed's!). + osc.begin(mbedListenPort); + + // Rather than constantly checking to see whether there are new messages waiting, the object can call some code of ours to run when a message is received. + // This line does that, attaching a callback function we've written before getting to this point, in this case it's called processOSC + // For more info how this works, see http://mbed.org/cookbook/FunctionPointer + osc.messageReceivedCallback.attach(&processOSC); + + //// TASK: Prime button change detection + buttonLastState = button; + + //// TASK: GO! + + // We've finished setting up, now loop this forever... + while (true) { + // This polls the network connection for new activity, without keeping on calling this you won't receive any OSC! + Net::poll(); + + // Has the button changed? + if (button != buttonLastState) { + // If so, lets update the lastState variable and then send an OSC message + buttonLastState = button; + + sendMes.setTopAddress("/mbed"); + sendMes.setSubAddress("/button"); + sendMes.setArgs("i", (long)button); // The payload will be the button state as an integer, ie. 0 or 1. We need to cast to 'long' for ints (and 'double' for floats).// The payload will be the button state as an integer, ie. 0 or 1. We need to cast to 'long' for ints (and 'double' for floats). + osc.sendOsc(&sendMes); + + printf("Sent OSC message /mbed/button \r\n"); + } + + // ... Do whatever needs to be done by your mbed otherwise. If an OSC message is received, your messageReceivedCallback will run (in this case, processOSC()). + } +} \ No newline at end of file