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1 | #include "ChannelWorker.h" |
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2 | #include <osg/Notify> |
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3 | |
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4 | |
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5 | ChannelWorker::ChannelWorker() |
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6 | : _done(false) |
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7 | { |
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8 | OSG_ALWAYS<<"ChannelWorker instantiated."<<std::endl; |
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9 | } |
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10 | |
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11 | ChannelWorker::~ChannelWorker() |
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12 | { |
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13 | cancel(); |
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14 | } |
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15 | |
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16 | void ChannelWorker::run() |
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17 | { |
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18 | OSG_ALWAYS<<"ID "<<getThreadId()<<" running!"<<std::endl; |
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19 | |
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20 | // Do the work |
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21 | int i=0; |
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22 | do |
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23 | { |
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24 | OSG_ALWAYS<<"ID "<<getThreadId()<<" :: itr "<<i++<<std::endl; |
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25 | |
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26 | for(int i=0;i<100;i++) |
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27 | OSG_ALWAYS<<""; |
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28 | |
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29 | } while (!testCancel() && !_done); // repeat as long it is canceld or set as Done |
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30 | } |
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31 | |
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32 | void ChannelWorker::setDone(bool done) |
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33 | { |
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34 | _done = done; |
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35 | } |
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36 | |
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37 | int ChannelWorker::cancel() |
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38 | { |
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39 | OSG_ALWAYS<<"Cancelling ChannelWorker "<<this<<" isRunning()="<<isRunning()<<std::endl; |
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40 | |
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41 | if( isRunning() ) |
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42 | { |
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43 | _done = true; |
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44 | |
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45 | OSG_ALWAYS<<" Doing cancel "<<this<<std::endl; |
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46 | |
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47 | // then wait for the the thread to stop running. |
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48 | while(isRunning()) |
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49 | { |
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50 | // commenting out debug info as it was cashing crash on exit, presumable |
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51 | // due to OSG_NOTIFY or std::cout destructing earlier than this destructor. |
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52 | //OSG_ALWAYS<<" Waiting for ChannelWorker to cancel "<<this<<std::endl; |
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53 | OpenThreads::Thread::YieldCurrentThread(); |
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54 | } |
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55 | } |
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56 | |
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57 | OSG_ALWAYS<<" ChannelWorker::cancel() thread cancelled "<<this<<" isRunning()="<<isRunning()<<std::endl; |
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58 | |
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59 | return 0; |
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60 | } |
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