wip event parsing

demboyz/demboyz.cpp

@@ -1,17 +1,61 @@
 
 #include "demofile.h"
+#include "demofilebitbuf.h"
 #include <assert.h>
-#include <memory>
+#include <vector>
+#include <fstream>
+
+std::vector<std::string> eventNames;
+
+void ParseGameEvent(const std::string& eventBuf)
+{
+    CBitRead bitBuf(eventBuf.data(), eventBuf.size());
+    uint32 eventId = bitBuf.ReadUBitLong(9);
+    printf("%s\n", eventNames[eventId-1].c_str());
+}
+
+void ParsePacket(const std::string& packetBuf)
+{
+    auto data = packetBuf.data();
+    CBitRead bitBuf(packetBuf.data(), packetBuf.size());
+    uint32 typeId = bitBuf.ReadUBitLong(5);
+    printf("%i\n", typeId);
+    if (typeId != 25)
+    {
+        return;
+    }
+
+    uint32 length = bitBuf.ReadUBitLong(11);
+    int numBytes = (length / 8) + (length % 8 > 0);
+    
+    std::string subpacket;
+    subpacket.resize(numBytes);
+
+    bitBuf.ReadBits(&subpacket[0], length);
+    ParseGameEvent(subpacket);
+}
+
+void ParseEventNames(const char* eventfile, std::vector<std::string>& eventNames)
+{
+    using namespace std;
+    ifstream eventStream(eventfile);
+    if (eventStream)
+    {
+        move(istream_iterator<string>(eventStream), istream_iterator<string>(), back_inserter(eventNames));
+    }
+}
 
 int main(const int argc, const char* argv[])
 {
-    if (argc < 2)
+    if (argc < 3)
     {
         return -1;
     }
 
+    ParseEventNames(argv[1], eventNames);
+
     CDemoFile demoFile;
-    if (!demoFile.Open(argv[1]))
+    if (!demoFile.Open(argv[2]))
     {
         return -1;
     }
@@ -33,13 +77,15 @@ int main(const int argc, const char* argv[])
     for (int i = 0; i <= numFrames; ++i)
     {
         demoFile.ReadCmdHeader(cmd, tick);
-        printf("tick: %i\n", tick);
+        //printf("tick: %i\n", tick);
         switch (cmd)
         {
             case dem_packet:
                 demoFile.ReadCmdInfo(cmdInfo);
                 demoFile.ReadSequenceInfo(sequenceInfo1, sequenceInfo2);
+                assert(sequenceInfo1 == sequenceInfo2);
                 demoFile.ReadRawData(packetBuf);
+                ParsePacket(packetBuf);
                 break;
             case dem_stop:
                 assert(i == numFrames && tick == numTicks);