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XPSDK/CHeaders/Wrappers/XPCProcessing.cpp

@@ -0,0 +1,60 @@
+#include "XPCProcessing.h"
+#include "XPLMUtilities.h"
+
+XPCProcess::XPCProcess() : mInCallback(false), mCallbackTime(0)
+{
+    XPLMRegisterFlightLoopCallback(FlightLoopCB,
+                                   0,
+                                   reinterpret_cast<void *>(this));
+}
+
+XPCProcess::~XPCProcess()
+{
+    XPLMUnregisterFlightLoopCallback(FlightLoopCB,
+                                     reinterpret_cast<void *>(this));
+}
+
+void XPCProcess::StartProcessTime(float inSeconds)
+{
+    mCallbackTime = inSeconds;
+    if (!mInCallback)
+        XPLMSetFlightLoopCallbackInterval(FlightLoopCB,
+                                          mCallbackTime,
+                                          1 /*relative to now*/,
+                                          reinterpret_cast<void *>(this));
+}
+
+void XPCProcess::StartProcessCycles(int inCycles)
+{
+    mCallbackTime = -inCycles;
+    if (!mInCallback)
+        XPLMSetFlightLoopCallbackInterval(FlightLoopCB,
+                                          mCallbackTime,
+                                          1 /*relative to now*/,
+                                          reinterpret_cast<void *>(this));
+}
+
+void XPCProcess::StopProcess(void)
+{
+    mCallbackTime = 0;
+    if (!mInCallback)
+        XPLMSetFlightLoopCallbackInterval(FlightLoopCB,
+                                          mCallbackTime,
+                                          1 /*relative to now*/,
+                                          reinterpret_cast<void *>(this));
+}
+
+
+float XPCProcess::FlightLoopCB(float inElapsedSinceLastCall,
+                               float inElapsedTimeSinceLastFlightLoop,
+                               int inCounter,
+                               void *inRefcon)
+{
+    XPCProcess *me = reinterpret_cast<XPCProcess *>(inRefcon);
+    me->mInCallback = true;
+    me->DoProcessing(inElapsedSinceLastCall,
+                     inElapsedTimeSinceLastFlightLoop,
+                     inCounter);
+    me->mInCallback = false;
+    return me->mCallbackTime;
+}